@import url("/public/styles/student-admin.css");

:root {
  --ink: #17211d;
  --muted: #5d6862;
  --line: #d7ddd7;
  --paper: #fbfbf7;
  --panel: #ffffff;
  --green: #0f6b57;
  --blue: #1b4f8f;
  --gold: #b7791f;
  --red: #b23b2d;
  --shadow: 0 10px 28px rgba(16, 32, 28, 0.08);
}

html[data-site-font-size="large"] {
  font-size: 17px;
}

html[data-site-font-size="xlarge"] {
  font-size: 18.5px;
}

html[data-site-font-size] .button,
html[data-site-font-size] button,
html[data-site-font-size] input[type="submit"],
html[data-site-font-size] .student-learning-entry-card,
html[data-site-font-size] .option-item,
html[data-site-font-size] .handout-content,
html[data-site-font-size] .student-practice-question {
  min-width: 0;
  overflow-wrap: anywhere;
}

[hidden] {
  display: none !important;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

.wrap {
  width: min(1440px, calc(100vw - 48px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(251, 251, 247, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
  transition: transform 180ms ease, opacity 180ms ease;
}

.topbar-inner,
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 14px 0;
}

.brand {
  font-weight: 800;
  font-size: 1.24rem;
}

.topbar-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 18px;
  min-width: 0;
}

.nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--muted);
  font-size: 1.02rem;
}

.site-font-tools {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex: 0 0 auto;
  padding: 4px;
  border: 1px solid rgba(15, 107, 87, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 8px 20px rgba(16, 32, 28, 0.08);
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
}

.site-font-tools span {
  padding: 0 6px 0 8px;
  white-space: nowrap;
}

.site-font-tools button {
  min-height: 30px;
  width: auto;
  padding: 5px 9px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
  white-space: nowrap;
}

.site-font-tools button:hover,
.site-font-tools button.is-active {
  background: rgba(15, 107, 87, 0.12);
  color: var(--green);
}

@media (max-width: 760px) {
  .topbar-actions {
    width: 100%;
    justify-content: flex-start;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 10px;
  }

  .site-font-tools {
    max-width: 100%;
    overflow-x: auto;
  }

  .site-font-tools span {
    padding-left: 6px;
  }

  .site-font-tools button {
    min-height: 28px;
    padding: 5px 8px;
  }
}

.nav a:hover,
.link:hover {
  color: var(--green);
}

.hero {
  padding: 72px 0 42px;
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.12), transparent 42%),
    linear-gradient(45deg, rgba(27, 79, 143, 0.1), transparent 52%);
}

.hero-portal {
  background:
    radial-gradient(circle at top left, rgba(195, 153, 68, 0.12), transparent 24%),
    linear-gradient(135deg, rgba(15, 107, 87, 0.1), transparent 38%),
    linear-gradient(45deg, rgba(27, 79, 143, 0.08), transparent 52%);
}

.hero-grid,
.grid-2,
.admin-shell {
  display: grid;
  gap: 28px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.access-detail-meta-grid {
  gap: 14px;
  margin-top: 14px;
}

.access-detail-meta-grid > div {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(247, 249, 247, 0.72);
}

.access-detail-meta-grid h2 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.access-detail-meta-grid p {
  margin: 5px 0 0;
}

.access-request-overview-panel {
  padding: 16px 18px;
}

.access-request-overview-panel .section-head {
  margin-bottom: 0;
}

.access-request-overview-panel .section-head .actions {
  margin-top: 0;
}

.access-request-overview-panel > .notice {
  margin: 0;
  padding: 10px 12px;
}

.access-request-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.access-request-overview-card {
  min-width: 0;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(247, 249, 247, 0.72);
}

.access-request-overview-card h2 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.access-request-overview-card p {
  margin: 3px 0 0;
  overflow-wrap: anywhere;
}

.access-request-overview-panel .access-detail-meta-grid {
  align-items: start;
  margin-top: 10px;
}

.access-request-overview-panel .access-detail-meta-grid > div {
  padding: 10px 12px;
}

.access-request-overview-panel .access-detail-meta-grid h2 {
  margin-bottom: 5px;
  font-size: 1rem;
}

.access-request-overview-panel .access-detail-meta-grid p {
  margin: 3px 0 0;
}

.access-contact-panel {
  overflow: hidden;
}

.access-contact-panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.access-contact-panel summary::-webkit-details-marker {
  display: none;
}

.access-contact-panel summary > span {
  color: var(--muted);
  font-size: 0.9rem;
}

.access-contact-panel[open] summary {
  border-bottom: 1px solid var(--line);
  background: rgba(247, 249, 247, 0.72);
}

.access-contact-panel-body {
  padding: 14px 16px 16px;
}

.access-contact-panel-body > .muted {
  margin: 0 0 12px;
}

.access-contact-form {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 14px;
}

.access-contact-form label {
  min-width: 0;
}

.access-contact-form .actions {
  align-self: end;
  white-space: nowrap;
}

.hero-grid {
  grid-template-columns: 1.4fr 0.8fr;
  align-items: center;
}

.hero-copy {
  display: grid;
  gap: 14px;
  max-width: 720px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 10px;
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(23, 33, 29, 0.08);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.hero-consult-card {
  justify-items: center;
  text-align: center;
  padding: 28px 24px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(242, 248, 245, 0.92));
}

.hero-consult-portal {
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 24px 44px rgba(16, 32, 28, 0.06);
  backdrop-filter: blur(12px);
}

.hero-elegant .hero-copy h1 {
  max-width: 11ch;
  letter-spacing: -0.05em;
}

.hero-elegant .lead {
  max-width: 58ch;
  font-size: 1.02rem;
  line-height: 1.9;
}

.hero-elegant .actions {
  margin-top: 10px;
}

.hero-banner-focus .hero-grid {
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  align-items: stretch;
}

.hero-banner-focus .hero-copy {
  justify-content: start;
  align-content: start;
  padding-top: 18px;
}

.hero-brand-mark {
  font-size: 1.25rem;
  letter-spacing: 0.12em;
}

.hero-banner-focus .hero-copy h1 {
  max-width: none;
  font-size: clamp(4.2rem, 11vw, 8rem);
  line-height: 0.95;
  letter-spacing: -0.07em;
}

.hero-banner-focus .lead {
  max-width: 36ch;
  margin-top: 6px;
}

.hero-visual-card {
  position: relative;
  min-height: 420px;
  display: grid;
  align-items: stretch;
}

.hero-portrait-frame {
  overflow: hidden;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(241, 246, 243, 0.88));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 30px 54px rgba(16, 32, 28, 0.08);
  min-height: 420px;
}

.hero-portrait-frame .instructor-photo,
.hero-portrait-frame .instructor-photo-placeholder {
  width: 100%;
  height: 100%;
  min-height: 420px;
  margin-top: 0;
  border-radius: 0;
}

.hero-portrait-frame .instructor-photo {
  object-fit: cover;
  object-position: center top;
}

.hero-qr-corner {
  position: absolute;
  right: 22px;
  bottom: 22px;
  width: min(220px, calc(100% - 44px));
  padding: 18px 16px;
  text-align: left;
  justify-items: start;
}

.hero-qr-corner .qr {
  width: 104px;
  border-radius: 14px;
}

.hero-poster-banner {
  padding: 42px 0 28px;
}

.hero-poster-banner .hero-grid {
  grid-template-columns: 1fr;
  gap: 24px;
  position: relative;
  overflow: hidden;
  min-height: 0;
  padding: 28px 340px 26px 38px;
  border-radius: 34px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background:
    radial-gradient(circle at 12% 18%, rgba(186, 146, 67, 0.18), transparent 20%),
    radial-gradient(circle at 80% 22%, rgba(15, 107, 87, 0.12), transparent 24%),
    linear-gradient(115deg, rgba(249, 247, 242, 0.99) 0%, rgba(243, 247, 244, 0.98) 44%, rgba(230, 239, 235, 0.98) 100%);
  box-shadow: 0 34px 60px rgba(16, 32, 28, 0.08);
  align-items: center;
}

.hero-poster-banner .hero-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08), transparent 24%, transparent 72%, rgba(255, 255, 255, 0.08)),
    linear-gradient(145deg, rgba(255, 255, 255, 0.18), transparent 34%);
  pointer-events: none;
}

.hero-poster-banner .hero-grid::after {
  content: "";
  position: absolute;
  right: 22%;
  top: -8%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.24);
  filter: blur(8px);
  pointer-events: none;
}

.hero-poster-banner .hero-copy {
  position: relative;
  z-index: 2;
  max-width: 880px;
  padding-top: 0;
  align-self: center;
}

.hero-poster-banner .hero-copy h1 {
  max-width: none;
  font-size: clamp(2.25rem, 3vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-shadow: 0 10px 24px rgba(255, 255, 255, 0.26);
  text-wrap: pretty;
}

.hero-poster-banner .hero-copy h1 span {
  display: inline;
}

.hero-poster-banner .lead {
  max-width: 52ch;
  margin-top: 10px;
  font-size: 1rem;
  line-height: 1.68;
}

.hero-poster-banner .actions {
  margin-top: 18px;
}

.hero-entry-actions {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(260px, 0.82fr);
  gap: 10px;
  margin-top: 16px;
  max-width: 820px;
}

.hero-entry-group {
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: rgba(255, 255, 255, 0.72);
}

.hero-entry-group.is-visitor .actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.hero-entry-group.is-visitor .button {
  justify-content: center;
  min-height: 44px;
  padding: 10px 12px;
}

.hero-entry-group.is-visitor .hero-buy-cta {
  background: linear-gradient(135deg, #e89520, #c86f11);
  border-color: rgba(181, 91, 8, 0.78);
  color: #fff;
  box-shadow: 0 12px 24px rgba(200, 111, 17, 0.24);
}

.hero-entry-group.is-visitor .hero-buy-cta:hover {
  color: #fff;
  filter: brightness(1.04);
  transform: translateY(-1px);
}

.hero-entry-group.is-student {
  background: rgba(255, 242, 197, 0.86);
  border-color: rgba(232, 149, 32, 0.36);
  box-shadow: 0 12px 24px rgba(232, 149, 32, 0.12);
}

.hero-entry-copy {
  display: grid;
  gap: 2px;
}

.hero-entry-copy span {
  color: var(--ink);
  font-weight: 900;
}

.hero-entry-copy small {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.45;
}

.hero-entry-group .actions {
  margin-top: 0;
}

.hero-entry-group > .button {
  justify-content: center;
  width: 100%;
}

.hero-poster-banner .actions .button.primary + .button.primary {
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  border: 1px solid rgba(23, 33, 29, 0.12);
  box-shadow: none;
}

.hero-poster-banner .hero-entry-group.is-visitor .actions .hero-buy-cta {
  background: linear-gradient(135deg, #e89520, #c86f11);
  border-color: rgba(181, 91, 8, 0.78);
  color: #fff;
  box-shadow: 0 12px 24px rgba(200, 111, 17, 0.24);
}

.hero-poster-banner .student-center-cta {
  position: relative;
  min-height: 44px;
  padding: 12px 76px 10px 18px;
  background: linear-gradient(135deg, #fff4cf, #ffe4a3);
  color: #7a4300;
  border: 2px solid rgba(232, 149, 32, 0.72);
  box-shadow: 0 0 0 3px rgba(232, 149, 32, 0.14), 0 16px 30px rgba(232, 149, 32, 0.18);
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
}

.hero-poster-banner .student-center-cta::after {
  content: "推荐先看";
  position: absolute;
  top: 6px;
  right: 8px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(122, 67, 0, 0.12);
  color: #7a4300;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.hero-poster-banner .student-center-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 3px rgba(232, 149, 32, 0.18), 0 18px 36px rgba(232, 149, 32, 0.22);
}

.hero-poster-banner .hero-visual-card {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  justify-items: end;
  min-height: 0;
  gap: 20px;
  padding: 0;
  position: absolute;
  z-index: 3;
  top: 32px;
  right: 38px;
  width: 260px;
}

.hero-poster-banner .hero-poster-stage {
  position: relative;
  width: 100%;
  min-height: 245px;
  padding: 0;
}

.hero-poster-banner .hero-poster-stage::before {
  content: "";
  position: absolute;
  inset: 0 0 0 0;
  border-radius: 34px;
  background:
    radial-gradient(circle at 78% 16%, rgba(95, 164, 235, 0.34), transparent 18%),
    radial-gradient(circle at 18% 24%, rgba(255, 255, 255, 0.72), transparent 22%),
    linear-gradient(180deg, rgba(203, 230, 255, 0.92), rgba(234, 246, 255, 0.88));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(130, 178, 220, 0.26);
}

.hero-poster-banner .hero-poster-stage::after {
  content: "";
  position: absolute;
  inset: 18px 18px 18px 18px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  pointer-events: none;
}

@media (max-width: 1180px) {
  .hero-poster-banner .hero-grid {
    padding-right: 300px;
  }

  .hero-poster-banner .hero-copy h1 {
    max-width: 17ch;
  }

  .hero-poster-banner .hero-copy h1 span {
    display: block;
  }

  .hero-poster-banner .hero-visual-card {
    width: 240px;
  }
}

.hero-poster-banner .hero-portrait-badge {
  display: none;
}

.hero-poster-banner .hero-portrait-frame {
  position: relative;
  right: auto;
  bottom: auto;
  width: 100%;
  display: grid;
  align-content: start;
  justify-items: center;
  gap: 18px;
  min-height: 245px;
  max-height: 245px;
  overflow: hidden;
  margin-left: 0;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 30px;
  box-shadow: 0 30px 56px rgba(39, 86, 128, 0.18);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(224, 241, 255, 0.92));
  z-index: 2;
}

.hero-poster-banner .hero-portrait-frame .instructor-photo,
.hero-poster-banner .hero-portrait-frame .instructor-photo-placeholder {
  width: 100%;
  height: 100%;
  min-height: 245px;
  background: transparent;
}

.hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
.hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder {
  position: relative;
  z-index: 1;
  width: min(100%, 292px);
  aspect-ratio: 1 / 1;
  margin: auto;
  border-radius: 28px;
}

.hero-poster-banner .hero-portrait-frame .instructor-photo {
  display: block;
  object-fit: cover;
  object-position: center 6%;
  transform: scale(1.12);
  transform-origin: center top;
  filter: saturate(1) contrast(1.03);
}

.hero-poster-banner .hero-portrait-frame .hero-banner-qr-image {
  display: block;
  object-fit: contain;
  padding: 18px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 20px 34px rgba(31, 73, 118, 0.12);
}

.hero-poster-banner .hero-banner-qr-copy {
  position: relative;
  z-index: 1;
  width: min(100%, 292px);
  display: grid;
  gap: 8px;
  margin-top: -2px;
  padding: 0 8px 8px;
  text-align: center;
}

.hero-poster-banner .hero-banner-qr-copy .eyebrow,
.hero-poster-banner .hero-banner-qr-copy .muted {
  margin: 0;
}

.hero-poster-banner .hero-banner-qr-copy .muted {
  line-height: 1.65;
}

.hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder {
  display: grid;
  place-items: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
  background: rgba(255, 255, 255, 0.9);
  border: 1px dashed rgba(27, 79, 143, 0.22);
  color: var(--muted);
}

.hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder strong,
.hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder span {
  display: block;
}

.hero-poster-banner .hero-portrait-caption {
  display: none;
}

.hero-poster-banner .hero-brand-mark {
  margin-bottom: 10px;
  font-size: 1.12rem;
  letter-spacing: 0.18em;
}

.hero-poster-banner .hero-qr-corner {
  position: relative;
  right: auto;
  bottom: auto;
  justify-self: stretch;
  width: 100%;
  margin-top: 0;
  margin-right: 0;
  padding: 18px 16px 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 20px 38px rgba(16, 32, 28, 0.1);
  backdrop-filter: blur(14px);
  z-index: 2;
  align-self: end;
  min-height: 0;
}

.hero-poster-banner .hero-qr-corner .eyebrow {
  margin-bottom: 4px;
}

.hero-poster-banner .hero-qr-corner .qr {
  width: 100%;
  max-width: 188px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 16px;
  margin: 0 auto;
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.hero-poster-banner .hero-qr-corner .muted {
  margin: 0;
  line-height: 1.7;
}

.overview-section {
  padding-top: 12px;
}

.overview-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.15fr 0.95fr;
  gap: 22px;
  align-items: stretch;
}

.overview-card {
  display: grid;
  gap: 14px;
  align-content: start;
  min-height: 100%;
  padding: 26px 24px;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 248, 246, 0.94));
  box-shadow: var(--shadow);
}

.countdown-card {
  margin-top: 0;
  background:
    radial-gradient(circle at top left, rgba(183, 121, 31, 0.2), transparent 32%),
    linear-gradient(180deg, rgba(15, 107, 87, 0.12), rgba(255, 255, 255, 0.96));
  border: 1px solid rgba(15, 107, 87, 0.14);
}

.countdown-portal-card {
  position: relative;
  overflow: hidden;
}

.countdown-portal-card::after {
  content: "";
  position: absolute;
  inset: auto -28px -28px auto;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(15, 107, 87, 0.08);
}

.countdown-number {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 900;
  line-height: 1;
  color: var(--green);
  margin-top: 8px;
  letter-spacing: -0.04em;
}

.countdown-unit {
  margin-top: -4px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.countdown-summary {
  color: var(--muted);
  line-height: 1.75;
  font-size: 0.98rem;
}

.countdown-portal-card > .countdown-number,
.countdown-portal-card > .countdown-unit,
.countdown-portal-card > .countdown-meta,
.countdown-portal-card > .muted:last-of-type {
  display: none;
}

.countdown-stack {
  display: grid;
  gap: 14px;
  position: relative;
  z-index: 1;
}

.countdown-tier {
  display: grid;
  gap: 12px;
  padding: 16px 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(15, 107, 87, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.countdown-tier.is-primary {
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.12), rgba(255, 255, 255, 0.88)),
    rgba(255, 255, 255, 0.88);
  border-color: rgba(15, 107, 87, 0.2);
}

.countdown-tier:nth-child(2) {
  background:
    linear-gradient(135deg, rgba(27, 79, 143, 0.12), rgba(255, 255, 255, 0.88)),
    rgba(255, 255, 255, 0.88);
  border-color: rgba(27, 79, 143, 0.18);
}

.countdown-tier:nth-child(3) {
  background:
    linear-gradient(135deg, rgba(183, 121, 31, 0.12), rgba(255, 255, 255, 0.88)),
    rgba(255, 255, 255, 0.88);
  border-color: rgba(183, 121, 31, 0.18);
}

.countdown-tier-copy {
  display: grid;
  gap: 6px;
}

.countdown-tier-label {
  color: var(--text);
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.6;
}

.countdown-tier-numberline {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.countdown-tier-numberline::after {
  content: "天";
  font-size: 0.98rem;
  font-weight: 800;
  color: var(--muted);
}

.countdown-tier-numberline strong {
  font-size: clamp(2rem, 4.8vw, 3.3rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--green);
}

.countdown-tier:nth-child(2) .countdown-tier-numberline strong,
.countdown-tier:nth-child(2) .countdown-tier-date {
  color: #1b4f8f;
}

.countdown-tier:nth-child(2) .countdown-tier-date {
  background: rgba(27, 79, 143, 0.08);
}

.countdown-tier:nth-child(3) .countdown-tier-numberline strong,
.countdown-tier:nth-child(3) .countdown-tier-date {
  color: #9a6112;
}

.countdown-tier:nth-child(3) .countdown-tier-date {
  background: rgba(183, 121, 31, 0.1);
}

.countdown-tier-numberline span {
  display: none;
}

.countdown-tier-note {
  color: var(--muted);
  font-size: 0.9rem;
}

.countdown-tier-date {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 34px;
  width: fit-content;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--green);
  font-size: 0.86rem;
  font-weight: 800;
}

.countdown-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(15, 107, 87, 0.12);
}

.countdown-meta span {
  color: var(--muted);
  font-size: 0.92rem;
}

.countdown-meta strong {
  font-size: 1.05rem;
}

h1,
h2,
h3 {
  line-height: 1.2;
  margin: 0;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4.6rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
}

p {
  margin: 0;
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  max-width: 64ch;
  margin-top: 18px;
}

.eyebrow {
  color: var(--gold);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.button,
button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}

.button.primary,
button.primary,
input[type="submit"] {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.button.warning {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
}

.section {
  padding: 54px 0;
}

.section-head {
  margin-bottom: 24px;
}

.section-head.compact {
  margin-bottom: 14px;
}

.section-head.compact h2 {
  margin: 0;
  font-size: 1.35rem;
}

.handout-library-group {
  margin-top: 30px;
  padding: 18px;
  border: 1px solid var(--line);
  scroll-margin-top: 96px;
  border-left: 8px solid var(--handout-group-accent, var(--green));
  border-radius: 8px;
  background: var(--handout-group-bg, rgba(15, 107, 87, 0.06));
}

.handout-library-group:target {
  border-color: var(--handout-group-accent, var(--green));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--handout-group-accent, var(--green)) 18%, transparent);
}

.handout-library-group.is-xigui {
  --handout-group-accent: #0f6b57;
  --handout-group-bg: rgba(15, 107, 87, 0.08);
  --handout-group-badge-bg: rgba(15, 107, 87, 0.12);
  --handout-group-badge-color: #0f6b57;
}

.handout-library-group.is-gaoxiang {
  --handout-group-accent: #1b4f8f;
  --handout-group-bg: rgba(27, 79, 143, 0.08);
  --handout-group-badge-bg: rgba(27, 79, 143, 0.12);
  --handout-group-badge-color: #1b4f8f;
}

.handout-library-group.is-course-intro {
  --handout-group-accent: #7c3aed;
  --handout-group-bg: rgba(124, 58, 237, 0.07);
  --handout-group-badge-bg: rgba(124, 58, 237, 0.12);
  --handout-group-badge-color: #6d28d9;
}

.handout-library-group.is-xigui-essay {
  --handout-group-accent: #a23b4f;
  --handout-group-bg: rgba(162, 59, 79, 0.07);
  --handout-group-badge-bg: rgba(162, 59, 79, 0.12);
  --handout-group-badge-color: #8e2e42;
}

.handout-library-group.is-zhongxiang {
  --handout-group-accent: #b76f16;
  --handout-group-bg: rgba(183, 111, 22, 0.08);
  --handout-group-badge-bg: rgba(183, 111, 22, 0.14);
  --handout-group-badge-color: #8d5208;
}

.handout-library-group.is-it-hot-tech {
  --handout-group-accent: #007c79;
  --handout-group-bg: rgba(0, 124, 121, 0.08);
  --handout-group-badge-bg: rgba(0, 124, 121, 0.12);
  --handout-group-badge-color: #006461;
}

.handout-library-group .cards {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.handout-library-group .card {
  border-top: 4px solid var(--handout-group-accent, var(--green));
}

.handout-library-group .badge {
  background: var(--handout-group-badge-bg, rgba(15, 107, 87, 0.12));
  color: var(--handout-group-badge-color, var(--green));
}

.handout-library-group .button.primary {
  background: var(--handout-group-accent, var(--green));
  border-color: var(--handout-group-accent, var(--green));
}

.handout-search-panel {
  display: grid;
  gap: 16px;
  margin-top: 18px;
  border-left: 6px solid var(--green);
  background: #f7fbf9;
}

.handout-search-panel h2 {
  margin-bottom: 6px;
}

.handout-search-panel.is-search-page {
  margin-bottom: 22px;
}

.handout-search-form {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(260px, 1fr) auto;
  gap: 12px;
  align-items: end;
}

.handout-search-form label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.handout-search-form select,
.handout-search-form input {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.handout-quick-nav {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-top: 14px;
  padding: 13px 16px;
  border: 1px solid rgba(15, 107, 87, 0.24);
  border-left: 4px solid var(--green);
  border-radius: 8px;
  background: #f7fbf9;
}

.handout-quick-nav-label {
  flex: 0 0 auto;
  padding-top: 8px;
  color: var(--muted);
  font-weight: 800;
}

.handout-quick-nav-links {
  display: flex;
  flex: 1;
  flex-wrap: wrap;
  gap: 8px;
}

.handout-quick-nav-links a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-weight: 800;
}

.handout-quick-nav-links a:hover,
.handout-quick-nav-links a:focus-visible {
  border-color: currentColor;
  background: #fff;
}

.handout-quick-nav-links a span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.handout-quick-nav-links .is-course-intro { color: #6d28d9; }
.handout-quick-nav-links .is-xigui-essay { color: #8e2e42; }
.handout-quick-nav-links .is-xigui { color: #0f6b57; }
.handout-quick-nav-links .is-gaoxiang { color: #1b4f8f; }
.handout-quick-nav-links .is-zhongxiang { color: #8d5208; }
.handout-quick-nav-links .is-it-hot-tech { color: #006461; }

.handout-search-results {
  display: grid;
  gap: 14px;
}

.handout-search-result-list {
  display: grid;
  gap: 12px;
}

.handout-search-result {
  display: grid;
  gap: 10px;
  border-left: 5px solid rgba(15, 107, 87, 0.55);
}

.handout-search-result-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.handout-search-result-head h3 {
  margin: 4px 0 0;
  font-size: 1.08rem;
}

.handout-search-path {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.handout-search-excerpt {
  margin: 0;
  color: var(--ink);
  line-height: 1.8;
}

.handout-search-hit {
  padding: 1px 4px;
  border-radius: 4px;
  background: rgba(183, 121, 31, 0.22);
  color: #8a4b0b;
  font-weight: 800;
}

.handout-search-empty {
  margin-top: 18px;
}

.instructor-section {
  background:
    linear-gradient(135deg, rgba(183, 121, 31, 0.1), transparent 38%),
    linear-gradient(45deg, rgba(15, 107, 87, 0.08), transparent 48%);
}

.instructor-grid {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.instructor-photo-card {
  position: sticky;
  top: 88px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.instructor-photo-card h2 {
  margin-top: 10px;
}

.instructor-photo,
.admin-preview {
  display: block;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--line);
  margin-top: 16px;
}

.instructor-overview-card .instructor-photo,
.instructor-overview-card .instructor-photo-placeholder {
  max-width: none;
  margin-top: 8px;
}

.overview-points {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.overview-points li {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(248, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.overview-points strong {
  font-size: 1rem;
}

.overview-points span {
  color: var(--muted);
  line-height: 1.7;
}

.course-directory {
  display: grid;
  gap: 12px;
}

.course-directory-item {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(249, 250, 248, 0.98);
  border: 1px solid rgba(23, 33, 29, 0.08);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.course-directory-item:hover {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.22);
  box-shadow: 0 12px 24px rgba(16, 32, 28, 0.08);
}

.course-directory-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: #e8f3ee;
  color: var(--green);
  font-weight: 900;
  letter-spacing: 0.04em;
}

.course-directory-copy {
  display: grid;
  gap: 4px;
}

.course-directory-copy strong {
  font-size: 1rem;
}

.course-directory-copy small {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.sales-consult-shell {
  display: grid;
  gap: 22px;
}

.sales-consult-hero,
.sales-consult-fast-card {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
  gap: 24px;
  align-items: start;
  padding: 28px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(15, 107, 87, 0.11), transparent 24%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.99), rgba(246, 249, 246, 0.96));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 22px 44px rgba(16, 32, 28, 0.06);
}

.sales-consult-hero h1,
.sales-consult-fast-card h1 {
  margin-top: 6px;
  max-width: 14ch;
}

.sales-consult-fast-copy {
  display: grid;
  gap: 16px;
}

.sales-consult-fast-copy .form-grid {
  margin-top: 4px;
}

.sales-consult-qr {
  display: grid;
  gap: 8px;
  align-content: start;
  padding: 20px;
  border-radius: 20px;
  background: rgba(248, 250, 247, 0.98);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.sales-consult-grid {
  align-items: start;
}

.sales-consult-course-strip .course-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.protocol-sales-section {
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.12), rgba(183, 121, 31, 0.12)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(246, 249, 246, 0.98));
  border-top: 1px solid rgba(15, 107, 87, 0.1);
  border-bottom: 1px solid rgba(183, 121, 31, 0.14);
}

.protocol-sales-home {
  padding: 42px 0;
}

.protocol-sales-home .protocol-sales-head {
  margin-bottom: 16px;
}

.protocol-sales-home .protocol-sales-card {
  gap: 10px;
  padding: 16px;
  border-radius: 16px;
  box-shadow: 0 14px 28px rgba(16, 32, 28, 0.06);
}

.protocol-sales-home .protocol-sales-price {
  font-size: clamp(1.85rem, 3vw, 2.35rem);
}

.protocol-sales-home .protocol-sales-disclaimer {
  margin-top: 10px;
}

.protocol-home-cta-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(255, 247, 231, 0.88)),
    #fff;
  border: 1px solid rgba(183, 121, 31, 0.18);
  box-shadow: 0 18px 40px rgba(16, 32, 28, 0.08);
}

.protocol-home-cta-panel h2 {
  margin-top: 4px;
}

.protocol-home-cta-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.protocol-result-cta {
  min-height: 54px;
  padding: 14px 22px;
  background: linear-gradient(135deg, #e89520, #c86f11);
  border-color: rgba(181, 91, 8, 0.78);
  box-shadow: 0 14px 28px rgba(200, 111, 17, 0.24);
  font-size: 1.05rem;
}

.protocol-result-cta:hover {
  color: #fff;
  filter: brightness(1.04);
}

.protocol-sales-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
}

.protocol-sales-head h2 {
  margin-top: 4px;
}

.protocol-promise-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 16px 0 18px;
  padding: 14px 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(232, 149, 32, 0.16), rgba(15, 107, 87, 0.12));
  border: 1px solid rgba(183, 121, 31, 0.22);
  box-shadow: 0 16px 30px rgba(16, 32, 28, 0.06);
}

.protocol-promise-strip strong {
  color: #7a4300;
  font-size: 1.08rem;
  font-weight: 900;
}

.protocol-promise-strip span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
}

.protocol-proof-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 18px;
}

.protocol-proof-card {
  display: grid;
  gap: 7px;
  align-content: start;
  min-height: 142px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 14px 28px rgba(16, 32, 28, 0.05);
}

.protocol-proof-card span {
  width: fit-content;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
}

.protocol-proof-card strong {
  color: var(--ink);
  font-size: 1.05rem;
}

.protocol-proof-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.55;
}

.protocol-sales-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.protocol-sales-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: #fff;
  box-shadow: 0 18px 38px rgba(16, 32, 28, 0.08);
}

.protocol-sales-card.is-xigui {
  border-top: 6px solid var(--green);
  background:
    linear-gradient(180deg, rgba(15, 107, 87, 0.12), rgba(255, 255, 255, 0.98) 38%),
    #fff;
}

.protocol-sales-card.is-gaoxiang {
  border-top: 6px solid var(--blue);
  background:
    linear-gradient(180deg, rgba(27, 79, 143, 0.12), rgba(255, 255, 255, 0.98) 38%),
    #fff;
}

.protocol-sales-card.is-zhongxiang {
  border-top: 6px solid var(--gold);
  background:
    linear-gradient(180deg, rgba(183, 121, 31, 0.16), rgba(255, 255, 255, 0.98) 38%),
    #fff;
}

.protocol-sales-card-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.protocol-sales-card-head strong {
  font-size: 1.18rem;
}

.protocol-sales-card .badge {
  background: rgba(255, 255, 255, 0.78);
  border-color: rgba(23, 33, 29, 0.08);
}

.protocol-sales-price {
  color: var(--ink);
  font-size: clamp(2.05rem, 4vw, 2.8rem);
  line-height: 1;
  font-weight: 900;
}

.protocol-sales-price span {
  margin-right: 4px;
  color: var(--gold);
  font-size: 1.3rem;
}

.protocol-sales-features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.protocol-sales-features li {
  display: grid;
  place-items: center;
  min-height: 38px;
  padding: 7px 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(23, 33, 29, 0.06);
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
}

.protocol-sales-disclaimer {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.92rem;
}

.protocol-class-hero {
  padding: 60px 0 48px;
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.13), rgba(255, 255, 255, 0.98) 48%, rgba(183, 121, 31, 0.14));
}

.protocol-class-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 22px;
  align-items: center;
}

.protocol-class-hero-copy {
  display: grid;
  gap: 14px;
  max-width: 760px;
}

.protocol-class-hero-copy h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.1rem, 5vw, 4rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.protocol-class-hero-copy .lead {
  max-width: 58ch;
  margin: 0;
}

.protocol-class-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}

.protocol-class-guarantee {
  display: grid;
  gap: 12px;
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(232, 149, 32, 0.18), rgba(15, 107, 87, 0.12)),
    rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(183, 121, 31, 0.24);
  box-shadow: 0 22px 44px rgba(16, 32, 28, 0.1);
}

.protocol-class-guarantee strong {
  color: #7a4300;
  font-size: clamp(1.7rem, 3vw, 2.45rem);
  font-weight: 900;
}

.protocol-class-guarantee span {
  color: var(--ink);
  font-size: 1.15rem;
  font-weight: 900;
  line-height: 1.35;
}

.protocol-class-guarantee small {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.55;
}

.protocol-class-pricing {
  padding: 48px 0;
}

.protocol-class-proof-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 22px;
}

.protocol-class-bottom-cta {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border-radius: 18px;
  background: rgba(15, 107, 87, 0.08);
  border: 1px solid rgba(15, 107, 87, 0.16);
}

.protocol-class-bottom-cta strong {
  color: var(--ink);
  font-size: 1.08rem;
}

.protocol-class-bottom-cta span {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.5;
}

.portal-instructor-card .instructor-photo,
.portal-instructor-card .instructor-photo-placeholder {
  margin-top: 4px;
}

.portal-course-directory-card .actions {
  margin-top: 6px;
}

.instructor-photo-placeholder {
  display: grid;
  place-items: center;
  gap: 8px;
  width: 100%;
  aspect-ratio: 4 / 3;
  margin-top: 16px;
  border: 1px dashed var(--line);
  border-radius: 12px;
  background: #f4f6f2;
  color: var(--muted);
  text-align: center;
}

.instructor-photo-placeholder strong {
  color: var(--ink);
  font-size: 1.12rem;
}

.instructor-photo-placeholder span {
  font-size: 0.92rem;
}

.instructor-traits {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.trait-card {
  min-height: 168px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.trait-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #e8f3ee;
  color: var(--green);
  font-weight: 800;
  font-size: 0.86rem;
}

.trait-card h3 {
  margin-top: 14px;
}

.trait-card p {
  margin-top: 8px;
  color: var(--muted);
}

.cards,
.course-grid,
.social-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.social-grid-home {
  align-items: stretch;
}

.social-grid-compact {
  grid-template-columns: 1fr;
}

.social-card {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 14px;
  border-radius: 22px;
}

.social-card-featured {
  min-height: 250px;
  padding: 24px;
}

.social-card-compact {
  padding: 18px;
  border-radius: 16px;
}

.social-card::before {
  content: "";
  position: absolute;
  inset: auto -20% -35% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  opacity: 0.12;
  pointer-events: none;
}

.social-card.is-douyin {
  background: linear-gradient(145deg, #10131d 0%, #16202c 42%, #1d2d42 100%);
  color: #f8fbff;
  border-color: rgba(255, 255, 255, 0.08);
}

.social-card.is-douyin::before {
  background: #27f2ea;
}

.social-card.is-xiaohongshu {
  background: linear-gradient(145deg, #fff4f4 0%, #ffe3e6 48%, #ffd6db 100%);
  border-color: rgba(204, 18, 59, 0.12);
}

.social-card.is-xiaohongshu::before {
  background: #ff2442;
}

.social-card.is-bilibili {
  background: linear-gradient(145deg, #f0fbff 0%, #dbf2ff 44%, #d1ecff 100%);
  border-color: rgba(25, 102, 175, 0.12);
}

.social-card.is-bilibili::before {
  background: #4aa8ff;
}

.social-card.is-generic {
  background: linear-gradient(145deg, #f7f8f8 0%, #eef2f1 100%);
}

.social-card-head {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  position: relative;
  z-index: 1;
}

.social-card-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 56px;
  height: 56px;
  padding: 0 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.24);
  font-weight: 800;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
}

.social-card.is-xiaohongshu .social-card-badge,
.social-card.is-bilibili .social-card-badge,
.social-card.is-generic .social-card-badge {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(23, 33, 29, 0.08);
}

.social-card-account,
.social-card-summary,
.social-card-note {
  margin: 0;
  position: relative;
  z-index: 1;
}

.social-card.is-douyin .social-card-account,
.social-card.is-douyin .social-card-summary,
.social-card.is-douyin .social-card-note {
  color: rgba(248, 251, 255, 0.82);
}

.social-card-summary {
  font-size: 1rem;
  line-height: 1.6;
}

.social-card-note {
  font-size: 0.92rem;
  color: var(--muted);
}

.social-card-actions {
  margin-top: auto;
  position: relative;
  z-index: 1;
}

.social-card-actions .button,
.social-card-actions .link,
.social-card-actions .social-card-ghost {
  min-height: 40px;
}

.social-card-ghost {
  background: transparent;
  border: 1px solid currentColor;
}

.social-card.is-douyin .social-card-ghost {
  color: #f8fbff;
  border-color: rgba(248, 251, 255, 0.42);
}

.social-qr-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
}

.social-qr-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 16, 0.62);
  backdrop-filter: blur(6px);
}

.social-qr-dialog {
  position: relative;
  width: min(460px, calc(100vw - 24px));
  margin: min(9vh, 54px) auto 0;
  padding: 24px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 24px 64px rgba(10, 28, 20, 0.18);
}

.social-qr-close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: 0;
  background: transparent;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  color: #40514a;
}

.social-qr-body {
  display: grid;
  gap: 12px;
}

.social-qr-modal-entry {
  display: grid;
  gap: 10px;
  justify-items: center;
  text-align: center;
}

.social-qr-modal-entry h3 {
  margin: 0;
}

.social-qr-modal-image {
  width: min(320px, 100%);
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: var(--shadow);
}

body.is-social-qr-open {
  overflow: hidden;
}

.card,
.panel,
.auth-box,
.admin-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.card,
.panel,
.auth-box,
.admin-card {
  padding: 22px;
}

.card-meta,
.muted {
  color: var(--muted);
}

.badge {
  display: inline-flex;
  padding: 4px 9px;
  border-radius: 999px;
  background: #e8f3ee;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 700;
}

.admin-low-stock-panel {
  margin-top: 20px;
  border-color: #f59e0b;
  background: #fffbeb;
}

.admin-low-stock-panel.is-urgent {
  border-color: #dc2626;
  background: #fff1f2;
}

.coupon-stock-badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.84rem;
  font-weight: 800;
  white-space: nowrap;
}

.coupon-stock-badge.is-ok {
  background: #e8f3ee;
  color: var(--green);
}

.coupon-stock-badge.is-low {
  background: #fef3c7;
  color: #92400e;
}

.coupon-stock-badge.is-urgent {
  background: #fee2e2;
  color: #b91c1c;
}

.table tr.is-stock-low td {
  background: #fffbeb;
}

.table tr.is-stock-urgent td {
  background: #fff1f2;
}

.article-list-head .lead {
  margin-top: 12px;
}

.article-card {
  display: grid;
  gap: 12px;
  align-content: start;
  min-height: 100%;
  background:
    linear-gradient(180deg, rgba(247, 250, 248, 0.92) 0%, #ffffff 34%);
}

.article-card-title {
  margin: 0;
  font-size: 1.24rem;
  line-height: 1.4;
}

.article-card-date,
.article-detail-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.article-card-summary {
  line-height: 1.75;
}

.article-card .actions {
  margin-top: 6px;
}

.article-preview-content {
  display: grid;
  gap: 18px;
}

.section-success-stories {
  background:
    linear-gradient(180deg, rgba(255, 248, 240, 0.88), rgba(251, 251, 247, 0.96));
}

.success-story-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.success-story-course-group {
  display: grid;
  gap: 14px;
}

.success-story-course-group + .success-story-course-group {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1px solid rgba(214, 220, 214, 0.82);
}

.success-story-course-head {
  display: grid;
  gap: 4px;
}

.success-story-course-head h3,
.success-story-course-head p {
  margin: 0;
}

.success-story-course-head h3 {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
}

.success-story-collapsible {
  display: grid;
  gap: 18px;
  padding: 16px 18px 18px;
  border-radius: 24px;
  border: 1px solid rgba(183, 121, 31, 0.16);
  background:
    linear-gradient(180deg, rgba(255, 250, 244, 0.96), rgba(255, 255, 255, 0.98));
  box-shadow: var(--shadow);
}

.success-story-collapsible-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
}

.success-story-collapsible-summary::-webkit-details-marker {
  display: none;
}

.success-story-collapsible-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.18rem;
  font-weight: 800;
  color: #1f2b26;
}

.success-story-collapsible-title::before {
  content: "";
  width: 10px;
  height: 10px;
  border-right: 2px solid #b7791f;
  border-bottom: 2px solid #b7791f;
  transform: rotate(-45deg);
  transition: transform 0.2s ease;
}

.success-story-collapsible[open] .success-story-collapsible-title::before {
  transform: rotate(45deg);
}

.success-story-collapsible-note {
  color: var(--muted);
  font-size: 1.04rem;
  text-align: right;
}

.success-story-search-panel {
  display: grid;
  gap: 16px;
  margin-bottom: 18px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 247, 238, 0.94));
  box-shadow: 0 16px 34px rgba(16, 32, 28, 0.08);
}

.success-story-search-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.8fr);
  gap: 18px;
  align-items: end;
}

.success-story-search-head h3,
.success-story-search-head p {
  margin: 0;
}

.success-story-search-head h3 {
  font-size: 1.32rem;
  line-height: 1.35;
}

.success-story-filter-block {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
}

.success-story-filter-label {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  color: #6f5d4b;
  font-weight: 800;
}

.success-story-filter-options,
.success-story-sort-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.success-story-filter-chip,
.success-story-sort-chip {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 13px;
  border-radius: 999px;
  border: 1px solid rgba(183, 121, 31, 0.16);
  background: rgba(255, 255, 255, 0.86);
  color: #4b3930;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.success-story-sort-chip {
  border-radius: 16px;
  align-items: flex-start;
  flex-direction: column;
  gap: 2px;
  min-width: 128px;
}

.success-story-filter-chip:hover,
.success-story-sort-chip:hover {
  transform: translateY(-1px);
  border-color: rgba(183, 121, 31, 0.32);
}

.success-story-filter-chip.active,
.success-story-sort-chip.active {
  border-color: rgba(214, 48, 49, 0.32);
  background: linear-gradient(135deg, rgba(214, 48, 49, 0.12), rgba(255, 194, 87, 0.2));
  color: #8f2d23;
}

.success-story-filter-chip strong,
.success-story-sort-chip strong {
  font-size: 0.98rem;
}

.success-story-filter-chip span,
.success-story-sort-chip span {
  color: #8a7462;
  font-size: 0.88rem;
  font-weight: 700;
}

.success-story-sort-chip.active span,
.success-story-filter-chip.active span {
  color: #9b6114;
}

.success-story-card {
  width: 100%;
  min-height: 0;
  padding: 20px;
  display: grid;
  gap: 14px;
  align-content: start;
  text-align: left;
  border-radius: 22px;
  border: 1px solid rgba(183, 121, 31, 0.16);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(255, 247, 239, 0.92));
  box-shadow: 0 14px 30px rgba(16, 32, 28, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.success-story-card:hover {
  transform: translateY(-3px);
  border-color: rgba(183, 121, 31, 0.28);
  box-shadow: 0 20px 40px rgba(16, 32, 28, 0.12);
}

.success-story-more-row {
  display: flex;
  justify-content: center;
}

.success-story-more-button {
  min-height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid rgba(183, 121, 31, 0.22);
  background: linear-gradient(180deg, rgba(255, 249, 240, 0.98), rgba(255, 255, 255, 0.96));
  color: #9b6114;
  font-weight: 800;
}

.success-story-card-top,
.success-story-modal-user,
.success-story-admin-preview {
  display: flex;
  align-items: center;
  gap: 12px;
}

.success-story-avatar {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--red), var(--gold));
  color: #fff;
  font-size: 1rem;
  font-weight: 900;
}

.success-story-avatar.is-large,
.success-story-admin-avatar {
  width: 56px;
  height: 56px;
  flex-basis: 56px;
  font-size: 1.1rem;
}

.success-story-admin-avatar {
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--red), var(--gold));
  color: #fff;
  font-weight: 900;
}

.success-story-card-meta,
.success-story-course-copy {
  display: grid;
  gap: 4px;
}

.success-story-card-meta strong,
.success-story-modal-head h3 {
  font-size: 1.38rem;
  line-height: 1.3;
}

.success-story-modal-score {
  color: var(--red);
  font-size: 1.5rem;
  font-weight: 700;
}

.success-story-scoreline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  color: var(--red);
}

.success-story-scoreline.is-compact {
  gap: 6px 10px;
}

.success-story-score-item {
  display: inline-flex;
  align-items: baseline;
  gap: 2px;
}

.success-story-score-label {
  font-size: 1.08em;
  font-weight: 800;
  color: #9b6114;
}

.success-story-score-number {
  font-size: 1.08em;
  font-weight: 800;
  color: var(--red);
}

.success-story-modal-score .success-story-scoreline {
  gap: 8px 16px;
}

.success-story-modal-score .success-story-score-label {
  font-size: 1.2em;
}

.success-story-modal-score .success-story-score-number {
  font-size: 1.2em;
}

.success-story-card-title {
  margin: 0;
  font-size: 1.46rem;
  font-weight: 800;
  line-height: 1.45;
}

.success-story-card-excerpt {
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.success-story-card-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: #8a7462;
  font-size: 0.98rem;
}

.success-story-card-chip {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(214, 48, 49, 0.08);
  color: var(--red);
  font-size: 1rem;
  font-weight: 700;
}

.success-story-empty {
  padding: 26px 24px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(183, 121, 31, 0.14);
  box-shadow: var(--shadow);
  display: grid;
  gap: 8px;
}

.success-story-modal {
  position: fixed;
  inset: 0;
  z-index: 90;
}

.success-story-modal[hidden],
.success-story-modal-entry[hidden] {
  display: none;
}

.success-story-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 16, 0.62);
  backdrop-filter: blur(8px);
}

.success-story-dialog {
  position: relative;
  width: min(1480px, calc(100vw - 8px));
  margin: 4px auto 0;
  height: calc(100vh - 8px);
  max-height: calc(100vh - 8px);
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 28px 70px rgba(10, 28, 20, 0.24);
  background: rgba(255, 255, 255, 0.98);
}

.success-story-dialog-body {
  height: 100%;
}

.success-story-modal-entry {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) 460px;
  height: 100%;
  min-height: 0;
}

.success-story-modal-copy {
  padding: 30px 36px 28px;
  overflow-y: auto;
  min-height: 0;
  overscroll-behavior: contain;
  display: grid;
  align-content: start;
  gap: 16px;
}

.success-story-modal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.success-story-modal-close {
  min-height: 0;
  padding: 0;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
  font-size: 1.6rem;
  line-height: 1;
}

.success-story-modal-title {
  margin: 0;
  font-size: 1.96rem;
  line-height: 1.35;
}

.success-story-modal-note {
  margin: 0;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(183, 121, 31, 0.08);
  color: #7a5d34;
  font-size: 1.08rem;
  line-height: 1.7;
}

.success-story-modal-bodytext {
  color: #2b3934;
  font-size: 1.9rem;
  line-height: 1.84;
  white-space: normal;
}

.success-story-modal-head .eyebrow,
.success-story-course-head .eyebrow {
  font-size: 1.12rem;
}

.success-story-modal-head h3 {
  font-size: 1.92rem;
}

.success-story-modal-score {
  font-size: 2.06rem;
}

.success-story-inline-prices {
  display: grid;
  gap: 12px;
  padding-top: 8px;
}

.success-story-modal-aside {
  padding: 30px 28px 28px;
  border-left: 1px solid rgba(23, 33, 29, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 248, 240, 0.94), rgba(247, 250, 248, 0.96));
  overflow-y: auto;
  min-height: 0;
  overscroll-behavior: contain;
  display: grid;
  align-content: start;
  gap: 12px;
}

.success-story-price-guide {
  display: grid;
  gap: 12px;
}

.success-story-price-item {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px 11px 18px;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(249, 250, 249, 0.95));
  box-shadow: 0 12px 24px rgba(17, 29, 24, 0.06);
  overflow: hidden;
}

.success-story-price-item::before {
  content: "";
  position: absolute;
  inset: 10px auto 10px 0;
  width: 5px;
  border-radius: 0 999px 999px 0;
  background: rgba(183, 121, 31, 0.5);
}

.success-story-price-item.is-xigui {
  border-color: rgba(183, 121, 31, 0.34);
  background:
    radial-gradient(circle at top right, rgba(255, 217, 153, 0.24), transparent 32%),
    linear-gradient(180deg, rgba(255, 248, 233, 0.99), rgba(255, 255, 255, 0.97));
}

.success-story-price-item.is-featured {
  box-shadow: 0 18px 36px rgba(183, 121, 31, 0.18);
}

.success-story-price-item.is-gaoxiang {
  border-color: rgba(27, 79, 143, 0.28);
  background:
    radial-gradient(circle at top right, rgba(120, 166, 255, 0.2), transparent 32%),
    linear-gradient(180deg, rgba(241, 246, 255, 0.99), rgba(255, 255, 255, 0.97));
}

.success-story-price-item.is-zhongxiang {
  border-color: rgba(15, 107, 87, 0.26);
  background:
    radial-gradient(circle at top right, rgba(92, 202, 164, 0.18), transparent 32%),
    linear-gradient(180deg, rgba(239, 251, 246, 0.99), rgba(255, 255, 255, 0.97));
}

.success-story-price-item.is-xigui::before {
  background: linear-gradient(180deg, #e0a33e, #b7791f);
}

.success-story-price-item.is-gaoxiang::before {
  background: linear-gradient(180deg, #5c8fe9, #1b4f8f);
}

.success-story-price-item.is-zhongxiang::before {
  background: linear-gradient(180deg, #39b990, #0f6b57);
}

.success-story-price-copy {
  display: grid;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
  max-width: calc(100% - 118px);
}

.success-story-price-headline {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 8px;
}

.success-story-price-kicker {
  color: #9b6114;
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: 0.03em;
  line-height: 1.1;
}

.success-story-price-item.is-gaoxiang .success-story-price-kicker {
  color: #225ca5;
}

.success-story-price-item.is-zhongxiang .success-story-price-kicker {
  color: #0f7a62;
}

.success-story-price-course {
  color: #17211d;
  display: block;
  margin: 0;
  font-size: 1.52rem;
  line-height: 1.14;
  white-space: nowrap;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
}

.success-story-price-badge {
  flex: 0 0 auto;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(183, 121, 31, 0.16);
  color: #9b6114;
  font-size: 0.9rem;
  font-weight: 900;
  line-height: 26px;
}

.success-story-price-description {
  margin: 0;
  display: grid;
  gap: 2px;
  color: #5d6a64;
  font-size: 1.22rem;
  line-height: 1.5;
  font-weight: 600;
}

.success-story-price-description span {
  display: block;
  white-space: nowrap;
}

.success-story-price-value {
  flex: 0 0 98px;
  width: 98px;
  color: var(--red);
  font-size: 2.12rem;
  font-weight: 900;
  line-height: 1;
  padding-top: 2px;
  padding-right: 0;
  text-align: right;
  letter-spacing: -0.03em;
}

.success-story-price-item.is-xigui .success-story-price-value {
  color: #c34a2c;
}

.success-story-price-item.is-gaoxiang .success-story-price-value {
  color: #2e63c4;
}

.success-story-price-item.is-zhongxiang .success-story-price-value {
  color: #138767;
}

@media (min-width: 861px) {
  .success-story-modal-aside {
    grid-template-rows: auto minmax(0, 1fr);
  }

  .success-story-price-guide {
    min-height: 0;
    height: 100%;
    grid-auto-rows: 1fr;
    align-content: stretch;
  }

  .success-story-price-item {
    min-height: 0;
    height: 100%;
  }
}

body.is-success-story-open {
  overflow: hidden;
}

.article-detail-page {
  padding-top: 42px;
}

@media (max-width: 1080px) {
  .success-story-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .success-story-modal-entry {
    grid-template-columns: minmax(0, 1fr) 360px;
  }

  .success-story-modal-aside {
    padding: 24px 20px 20px;
  }

  .success-story-modal-copy {
    padding: 24px 24px 20px;
  }
}

@media (max-width: 860px) {
  .success-story-modal-entry {
    grid-template-columns: 1fr;
  }

  .success-story-modal-aside {
    border-left: 0;
    border-top: 1px solid rgba(23, 33, 29, 0.08);
    padding: 18px 18px 20px;
  }
}

@media (max-width: 720px) {
  .success-story-collapsible {
    gap: 14px;
    padding: 14px;
  }

  .success-story-search-panel {
    gap: 14px;
    padding: 14px;
    border-radius: 18px;
  }

  .success-story-search-head {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .success-story-search-head h3 {
    font-size: 1.16rem;
  }

  .success-story-filter-block {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .success-story-filter-label {
    min-height: 0;
  }

  .success-story-filter-options,
  .success-story-sort-options {
    gap: 8px;
  }

  .success-story-filter-chip {
    flex: 1 1 calc(50% - 8px);
    justify-content: center;
  }

  .success-story-sort-chip {
    flex: 1 1 calc(50% - 8px);
    min-width: 0;
  }

  .success-story-collapsible-summary {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .success-story-collapsible-note {
    text-align: left;
    font-size: 0.96rem;
  }

  .success-story-grid {
    grid-template-columns: 1fr;
  }

  .success-story-card,
  .success-story-empty {
    padding: 18px;
  }

  .success-story-dialog {
    width: min(100vw - 16px, 100%);
    margin-top: 12px;
    height: calc(100vh - 24px);
    max-height: calc(100vh - 24px);
  }

  .success-story-dialog-body,
  .success-story-modal-entry {
    height: 100%;
    min-height: 0;
  }

  .success-story-modal-copy,
  .success-story-modal-aside {
    padding: 18px;
  }

  .success-story-modal-title {
    font-size: 1.64rem;
  }

  .success-story-modal-bodytext {
    font-size: 1.56rem;
    line-height: 1.82;
  }

  .success-story-card-meta strong,
  .success-story-modal-head h3 {
    font-size: 1.24rem;
  }

  .success-story-modal-score {
    font-size: 1.34rem;
  }

  .success-story-card-title {
    font-size: 1.28rem;
  }

  .success-story-price-item {
    padding: 11px 12px 10px;
    border-radius: 14px;
  }

  .success-story-price-headline {
    gap: 8px;
  }

  .success-story-price-kicker {
    font-size: 1.12rem;
  }

  .success-story-price-course {
    font-size: 1.22rem;
  }

  .success-story-price-description {
    font-size: 0.92rem;
    line-height: 1.42;
  }

  .success-story-price-value {
    font-size: 1.92rem;
  }
}

.protocol-handout-admin-list {
  display: grid;
  gap: 10px;
}

.protocol-handout-admin-chapter {
  border: 1px solid var(--border, #d8dfe8);
  border-radius: 8px;
  background: #fff;
}

.protocol-handout-admin-chapter summary {
  padding: 12px 14px;
  cursor: pointer;
}

.protocol-handout-admin-chapter summary label {
  cursor: pointer;
  font-weight: 700;
}

.protocol-handout-admin-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  width: 100%;
  min-width: 0;
  margin: 0;
  line-height: 1.45;
  text-align: left;
}

.protocol-handout-admin-option input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  margin: 0;
  padding: 0;
  justify-self: start;
  accent-color: var(--brand, #0f766e);
}

.protocol-handout-admin-option span {
  min-width: 0;
}

.protocol-handout-admin-option.is-chapter {
  display: inline-grid;
  width: auto;
}

.protocol-handout-admin-sections {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 16px;
  padding: 0 14px 14px;
}

.protocol-handout-admin-sections label {
  min-width: 0;
  color: #374151;
}

.protocol-handout-admin-option.is-section {
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  background: #f8fafc;
  cursor: pointer;
}

.protocol-handout-admin-option.is-section:hover {
  border-color: #cbd5e1;
  background: #f1f5f9;
}

.protocol-handout-admin-option.is-section:has(input:disabled) {
  cursor: not-allowed;
  opacity: 0.58;
}

.protocol-handout-admin-preview {
  padding: 0 14px 14px;
}

.student-handout-shell {
  display: grid;
  gap: 18px;
}

.student-handout-library {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.student-handout-card {
  display: grid;
  align-content: start;
  gap: 12px;
}

.student-handout-card h2,
.student-handout-header h1 {
  margin: 0;
}

.student-handout-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.student-handout-content {
  display: grid;
  gap: 14px;
}

.student-handout-terms {
  margin-top: 10px;
  padding-top: 18px;
  border-top: 1px solid #d8dfe8;
}

.student-handout-terms h2 {
  margin: 0 0 12px;
  font-size: 1.1rem;
}

.term-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.term-card {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid #d8dfe8;
  border-left: 3px solid #0f766e;
  border-radius: 8px;
  background: #f8fafc;
}

.term-card h3,
.term-card p {
  margin: 0;
}

.term-card strong {
  color: #0f766e;
  font-size: 0.88rem;
}

.term-card p {
  color: #475569;
  line-height: 1.65;
}

.protocol-handout-home-card {
  border-left: 3px solid #0f766e;
}

.protocol-practice-shell {
  width: min(1040px, calc(100vw - 32px));
}

.protocol-practice-sync-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  border-left: 3px solid #0f766e;
}

.protocol-practice-sync-status.is-error {
  border-left-color: #b45309;
}

.protocol-practice-sync-status p {
  margin: 6px 0 0;
  color: #64748b;
}

.protocol-practice-sync-status > span {
  color: #64748b;
  font-size: 0.88rem;
  white-space: nowrap;
}

.protocol-practice-review-table tr.is-selected td {
  background: #f0fdfa;
}

.protocol-practice-review-table tr.is-warning td {
  background: #fff7ed;
}

.protocol-practice-review-table .badge.warning {
  background: #ffedd5;
  color: #9a3412;
}

.protocol-drill-page .student-practice-shell {
  min-width: 0;
}

.protocol-drill-unit-card.is-all {
  border-left: 3px solid #0f766e;
}

.protocol-drill-unit-card.is-empty {
  opacity: 0.78;
  cursor: default;
}

.protocol-practice-directory,
.protocol-practice-group {
  display: grid;
  gap: 14px;
}

.protocol-practice-directory-head,
.protocol-practice-group-head,
.protocol-practice-unit-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.protocol-practice-directory-head h2,
.protocol-practice-group-head h3,
.protocol-practice-unit-head h2 {
  margin: 0;
}

.protocol-practice-directory-head span,
.protocol-practice-group-head span {
  color: #64748b;
  font-size: 0.9rem;
  white-space: nowrap;
}

.protocol-practice-directory-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.protocol-practice-unit-card {
  display: flex;
  min-width: 0;
  min-height: 92px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  border: 1px solid #d8dfe8;
  border-left: 3px solid #0f766e;
  border-radius: 8px;
  color: #1f2937;
  background: #fff;
}

.protocol-practice-unit-card:hover {
  border-color: #88aaa2;
  background: #f7fbfa;
}

.protocol-practice-unit-card.is-empty {
  border-left-color: #94a3b8;
  background: #f8fafc;
}

.protocol-practice-unit-card strong {
  line-height: 1.5;
}

.protocol-practice-unit-card p {
  margin: 6px 0 0;
  color: #64748b;
  font-size: 0.9rem;
}

.protocol-practice-unit-card > span {
  flex: 0 0 auto;
  color: #0f766e;
  font-size: 0.88rem;
  font-weight: 700;
}

.protocol-practice-unit {
  display: grid;
  gap: 16px;
}

.protocol-practice-unit-head {
  padding: 2px 0;
}

.protocol-practice-unit-head .eyebrow,
.protocol-practice-unit-head .muted {
  margin: 0 0 6px;
}

.protocol-practice-unit-head .muted {
  margin: 7px 0 0;
}

.protocol-practice-question-meta {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.protocol-practice-question-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 999px;
  color: #0f5f55;
  background: #e7f3ef;
  font-size: 0.78rem;
  font-weight: 700;
}

.protocol-practice-question-meta span + span {
  color: #80520a;
  background: #fff2d7;
}

.protocol-practice-prompts {
  display: grid;
  gap: 7px;
  margin-top: 10px;
}

.protocol-practice-prompts p {
  margin: 0;
  padding: 9px 11px;
  border-left: 3px solid #94a3b8;
  background: #f8fafc;
  line-height: 1.65;
}

.protocol-practice-case-list {
  display: grid;
  gap: 12px;
}

.protocol-practice-case {
  border: 1px solid #d8dfe8;
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

.protocol-practice-case > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  cursor: pointer;
  list-style: none;
}

.protocol-practice-case > summary::-webkit-details-marker {
  display: none;
}

.protocol-practice-case > summary span {
  flex: 0 0 auto;
  color: #64748b;
  font-size: 0.88rem;
}

.protocol-practice-case[open] > summary {
  border-bottom: 1px solid #d8dfe8;
  background: #f7fbfa;
}

.protocol-practice-case-body {
  display: grid;
  gap: 14px;
  padding: 14px;
}

.protocol-practice-material {
  padding: 14px;
  border-left: 3px solid #c18a24;
  background: #fff9ed;
}

.protocol-practice-material h4,
.protocol-practice-material p {
  margin: 0;
}

.protocol-practice-material p {
  margin-top: 8px;
  line-height: 1.75;
}

.protocol-practice-question .handout-quiz-answer > div + div,
.protocol-practice-question .handout-quiz-answer > div + p {
  margin-top: 12px;
}

.protocol-practice-question .handout-quiz-answer div p {
  margin: 7px 0 0;
  line-height: 1.7;
}

.protocol-practice-empty h2,
.protocol-practice-empty p {
  margin: 0;
}

.protocol-practice-empty h2 {
  margin-top: 6px;
}

.protocol-practice-empty p:last-child {
  margin-top: 10px;
  color: #64748b;
}

@media (max-width: 720px) {
  .protocol-handout-admin-sections,
  .student-handout-library,
  .term-card-grid,
  .protocol-practice-directory-grid {
    grid-template-columns: 1fr;
  }

  .student-handout-header {
    display: grid;
  }

  .protocol-practice-shell {
    width: min(100%, calc(100vw - 24px));
  }

  .protocol-practice-directory-head,
  .protocol-practice-group-head,
  .protocol-practice-unit-head,
  .protocol-practice-case > summary {
    display: grid;
  }

  .protocol-practice-sync-status {
    display: grid;
  }

  .protocol-practice-unit-card {
    align-items: flex-start;
  }

  .protocol-practice-unit-card > span {
    white-space: nowrap;
  }
}

.article-detail-wrap {
  width: min(900px, calc(100vw - 32px));
}

.article-detail-hero {
  display: grid;
  gap: 12px;
  margin-bottom: 22px;
}

.article-detail-hero h1 {
  font-size: clamp(2rem, 4.2vw, 3rem);
  line-height: 1.22;
  max-width: 16ch;
}

.article-detail-hero .lead {
  margin-top: 0;
  max-width: 60ch;
}

.article-body {
  padding: 30px 32px;
}

.qr {
  max-width: 220px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.course-shop-card {
  display: grid;
  gap: 18px;
  margin-top: 22px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(15, 107, 87, 0) 40%),
    #fff;
}

.course-shop-card.is-hero {
  grid-template-columns: minmax(0, 1.2fr) 220px;
  align-items: center;
}

.course-shop-card.is-aside {
  margin-top: 20px;
}

.course-shop-copy {
  display: grid;
  gap: 8px;
}

.course-shop-copy h2 {
  font-size: clamp(1.18rem, 2vw, 1.5rem);
}

.course-shop-copy .actions {
  margin-top: 10px;
}

.course-shop-qr-wrap {
  display: grid;
  justify-items: center;
  gap: 8px;
}

.course-shop-qr {
  display: block;
  width: 100%;
  max-width: 220px;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.course-shop-qr-note {
  font-size: 0.9rem;
  text-align: center;
}

.course-shop-admin-preview {
  max-width: 220px;
  aspect-ratio: 1 / 1;
}

.admin-course-edit-form {
  display: grid;
  gap: 18px;
  align-items: stretch;
}

.admin-course-edit-head {
  align-items: center;
  margin-bottom: 20px;
}

.admin-course-edit-head h1,
.admin-course-edit-head p {
  margin: 0;
}

.admin-course-edit-head p {
  margin-top: 8px;
}

.admin-course-edit-card {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  align-items: start;
}

.admin-course-edit-card > h2,
.admin-course-edit-card > p,
.admin-course-edit-card > input[type="hidden"],
.admin-course-edit-card > .admin-course-details-field,
.admin-course-edit-card > article,
.admin-course-edit-card .course-sales-admin-list {
  grid-column: 1 / -1;
}

.admin-course-edit-card > h2 {
  margin: 0;
}

.admin-course-edit-card > p {
  margin: -6px 0 2px;
}

.admin-course-edit-form > input[type="submit"] {
  justify-self: start;
  min-width: 160px;
}

.admin-course-package-actions,
.course-sales-admin-group-actions {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid rgba(214, 220, 214, 0.82);
}

.admin-course-package-actions .button,
.course-sales-admin-group-actions .button {
  min-width: 132px;
}

.admin-course-save-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.admin-course-save-card h2,
.admin-course-save-card p {
  margin: 0;
}

.admin-course-save-card p {
  margin-top: 6px;
}

.course-sales-admin-list {
  display: grid;
  gap: 18px;
}

.course-sales-admin-group {
  display: grid;
  gap: 16px;
  align-items: start;
}

.course-sales-admin-group-fields {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(140px, 180px);
  gap: 14px;
  align-items: start;
}

.course-sales-admin-group-note {
  grid-column: 1 / -1;
}

.course-sales-admin-entry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.course-sales-admin-entry {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(248, 250, 248, 0.9);
}

.course-sales-admin-entry .section-head {
  margin-bottom: 0;
}

.course-sales-admin-entry .section-head h3 {
  margin: 0;
}

.course-sales-admin-preview {
  max-width: 220px;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.success-story-admin-form > h2 {
  grid-column: 1 / -1;
  margin: 0;
}

.success-story-admin-section {
  margin-top: 24px;
}

.success-story-admin-section .section-head {
  align-items: start;
}

.success-story-admin-section .section-head h2,
.success-story-admin-section .section-head p {
  margin: 0;
}

.success-story-admin-section .section-head p {
  margin-top: 6px;
}

.success-story-admin-list {
  display: grid;
  gap: 14px;
}

.success-story-admin-filters {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0 4px;
}

.success-story-admin-filter {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid rgba(214, 220, 214, 0.9);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
}

.success-story-admin-filter span {
  color: var(--muted);
  font-weight: 700;
}

.success-story-admin-filter.active {
  border-color: rgba(15, 122, 93, 0.35);
  background: rgba(15, 122, 93, 0.08);
  color: var(--brand);
}

.success-story-admin-pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 12px 0;
  padding: 10px 12px;
  border: 1px solid rgba(214, 220, 214, 0.82);
  border-radius: 10px;
  background: rgba(248, 250, 248, 0.9);
}

.success-story-admin-pager.single {
  justify-content: flex-start;
}

.success-story-admin-pager .actions {
  margin-top: 0;
  gap: 6px;
}

.success-story-admin-pager .button {
  min-height: 34px;
  padding: 0 12px;
}

.success-story-admin-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: linear-gradient(180deg, #fff, rgba(248, 250, 248, 0.82));
}

.success-story-admin-card-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.success-story-admin-card-badges {
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.success-story-admin-course-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 900;
}

.success-story-admin-course-badge.is-gaoxiang {
  background: rgba(184, 77, 46, 0.12);
  color: #a44026;
}

.success-story-admin-course-badge.is-xigui {
  background: rgba(15, 122, 93, 0.12);
  color: #0b6f55;
}

.success-story-admin-course-badge.is-zhongxiang {
  background: rgba(34, 92, 168, 0.12);
  color: #1d5da8;
}

.success-story-admin-course-badge.is-other {
  background: rgba(100, 116, 139, 0.12);
  color: #475569;
}

.success-story-admin-card-head h3,
.success-story-admin-card-head p {
  margin: 0;
}

.success-story-admin-card-head p {
  margin-top: 5px;
}

.success-story-admin-excerpt {
  margin: 0;
  color: var(--text);
  line-height: 1.65;
}

.success-story-admin-details {
  border: 1px solid rgba(214, 220, 214, 0.82);
  border-radius: 10px;
  background: #fff;
}

.success-story-admin-details summary {
  cursor: pointer;
  padding: 10px 12px;
  font-weight: 700;
  color: var(--brand);
}

.success-story-admin-body {
  max-height: 300px;
  overflow: auto;
  padding: 0 12px 12px;
  line-height: 1.75;
  color: var(--muted);
}

.success-story-admin-actions {
  margin-top: 0;
  padding-top: 2px;
}

@media (max-width: 720px) {
  .success-story-admin-filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .success-story-admin-card-head {
    align-items: stretch;
    flex-direction: column;
  }

  .success-story-admin-card-badges {
    justify-content: flex-start;
  }
}

.course-detail-page {
  padding-top: 42px;
}

.course-detail-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) 420px;
  gap: 24px;
  align-items: start;
}

.course-detail-main,
.course-detail-side {
  display: grid;
  gap: 20px;
}

.course-detail-hero-card {
  display: grid;
  gap: 14px;
  padding: 30px 32px;
  background:
    radial-gradient(circle at top left, rgba(186, 146, 67, 0.14), transparent 28%),
    linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(255, 255, 255, 0) 44%),
    #fff;
}

.course-detail-hero-card h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.2;
  max-width: none;
  white-space: normal;
}

.course-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.course-detail-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(232, 243, 238, 0.96);
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 700;
}

.course-detail-section {
  display: grid;
  gap: 18px;
}

.course-detail-section-head {
  display: grid;
  gap: 6px;
}

.course-visual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.course-visual-slot {
  display: grid;
  gap: 10px;
}

.course-visual-media {
  min-height: 280px;
}

.course-visual-media.is-image {
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(245, 248, 246, 0.92);
}

.course-visual-media.is-image img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

.course-visual-placeholder {
  display: grid;
  place-items: center;
  min-height: 280px;
  border-radius: 18px;
  border: 1px dashed rgba(23, 33, 29, 0.22);
  background:
    linear-gradient(135deg, rgba(249, 250, 248, 0.98), rgba(239, 245, 241, 0.92));
  color: var(--muted);
  text-align: center;
  padding: 20px;
}

.course-visual-placeholder span {
  font-size: 1.08rem;
  font-weight: 700;
}

.course-price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.course-price-group-stack {
  display: grid;
  gap: 22px;
}

.course-price-group {
  display: grid;
  gap: 14px;
}

.course-price-group-bar {
  display: flex;
  align-items: center;
  min-height: 68px;
  padding: 0 24px;
  border-radius: 18px;
  font-size: 1.3rem;
  font-weight: 900;
  letter-spacing: 0.04em;
}

.course-price-group.is-pass-course .course-price-group-bar {
  background: linear-gradient(90deg, rgba(15, 107, 87, 0.16), rgba(15, 107, 87, 0.06));
  color: var(--green);
}

.course-price-group.is-paper-course .course-price-group-bar {
  background: linear-gradient(90deg, rgba(183, 121, 31, 0.18), rgba(183, 121, 31, 0.08));
  color: #8c5a12;
}

.course-price-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.course-price-action-button {
  min-height: 46px;
  padding: 0 18px;
  font-weight: 800;
  white-space: nowrap;
}

.quick-buy-page {
  padding-top: 32px;
}

.quick-buy-shell {
  display: grid;
  gap: 22px;
}

.quick-buy-hero {
  display: grid;
  gap: 10px;
  padding: 28px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top left, rgba(186, 146, 67, 0.16), transparent 24%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.98), rgba(244, 248, 246, 0.95));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 22px 44px rgba(16, 32, 28, 0.06);
}

.quick-buy-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.18;
}

.quick-buy-hero .lead {
  margin: 0;
  max-width: 40ch;
}

.quick-buy-sections {
  display: grid;
  gap: 22px;
}

.quick-buy-course-section {
  display: grid;
  gap: 16px;
  padding: 24px;
  border-radius: 32px;
  border: 1px solid var(--quick-buy-accent-border, rgba(23, 33, 29, 0.08));
  background:
    radial-gradient(circle at top right, var(--quick-buy-accent-soft, rgba(15, 107, 87, 0.08)), transparent 24%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 248, 0.96));
  box-shadow: 0 24px 44px rgba(16, 32, 28, 0.06);
}

.quick-buy-course-section.is-xigui {
  --quick-buy-accent: #0f6b57;
  --quick-buy-accent-soft: rgba(15, 107, 87, 0.1);
  --quick-buy-accent-border: rgba(15, 107, 87, 0.2);
}

.quick-buy-course-section.is-gaoxiang {
  --quick-buy-accent: #1b4f8f;
  --quick-buy-accent-soft: rgba(27, 79, 143, 0.1);
  --quick-buy-accent-border: rgba(27, 79, 143, 0.22);
}

.quick-buy-course-section.is-zhongxiang {
  --quick-buy-accent: #b7791f;
  --quick-buy-accent-soft: rgba(183, 121, 31, 0.12);
  --quick-buy-accent-border: rgba(183, 121, 31, 0.24);
}

.quick-buy-course-head {
  display: grid;
  gap: 6px;
  padding: 4px 2px;
}

.quick-buy-course-head h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3.2vw, 2.45rem);
  line-height: 1.16;
}

.quick-buy-course-head .muted {
  margin: 0;
  max-width: 56ch;
  font-size: 1.02rem;
}

.quick-buy-course-banner {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--quick-buy-accent-soft, rgba(15, 107, 87, 0.08)), rgba(255, 255, 255, 0.92));
  border: 1px solid var(--quick-buy-accent-border, rgba(23, 33, 29, 0.08));
}

.quick-buy-course-banner strong {
  font-size: 1.12rem;
  color: var(--quick-buy-accent, var(--ink));
}

.quick-buy-course-banner span {
  color: var(--muted);
  font-size: 1rem;
}

.quick-buy-group-grid {
  display: grid;
  gap: 16px;
}

.quick-buy-group-card {
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 248, 246, 0.94));
  border: 1px solid var(--quick-buy-accent-border, rgba(23, 33, 29, 0.08));
  box-shadow: 0 18px 34px rgba(16, 32, 28, 0.06);
}

.quick-buy-group-card.has-premium-package {
  box-shadow: 0 24px 40px rgba(16, 32, 28, 0.08);
}

.quick-buy-group-copy {
  display: grid;
  gap: 8px;
}

.quick-buy-group-copy h3 {
  margin: 0;
  font-size: 1.55rem;
  line-height: 1.3;
}

.quick-buy-group-copy .muted {
  margin: 0;
  font-size: 1.06rem;
}

.quick-buy-package-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.quick-buy-package-card {
  display: grid;
  gap: 12px;
  padding: 18px 18px 16px;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: #fff;
  box-shadow: 0 10px 24px rgba(16, 32, 28, 0.04);
}

.quick-buy-package-card.is-xigui {
  border-color: rgba(15, 107, 87, 0.18);
}

.quick-buy-package-card.is-gaoxiang {
  border-color: rgba(27, 79, 143, 0.18);
}

.quick-buy-package-card.is-zhongxiang {
  border-color: rgba(183, 121, 31, 0.22);
}

.quick-buy-package-card.is-featured {
  box-shadow: 0 18px 34px rgba(16, 32, 28, 0.08);
  transform: translateY(-1px);
  border-width: 2px;
}

.quick-buy-package-card.is-xigui.is-featured {
  background: linear-gradient(180deg, rgba(243, 249, 245, 0.98), #fff);
}

.quick-buy-package-card.is-gaoxiang.is-featured {
  background: linear-gradient(180deg, rgba(241, 246, 253, 0.98), #fff);
}

.quick-buy-package-card.is-zhongxiang.is-featured {
  background: linear-gradient(180deg, rgba(252, 247, 238, 0.98), #fff);
}

.quick-buy-package-card.is-premium {
  border-width: 2px;
}

.quick-buy-package-card.is-xigui.is-premium {
  background: linear-gradient(180deg, rgba(247, 252, 249, 0.98), rgba(240, 248, 244, 0.98));
}

.quick-buy-package-card.is-zhongxiang.is-premium {
  background: linear-gradient(180deg, rgba(255, 250, 240, 0.98), rgba(253, 245, 228, 0.98));
}

.quick-buy-package-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.quick-buy-package-copy {
  display: grid;
  gap: 6px;
}

.quick-buy-package-copy h4 {
  margin: 0;
  font-size: 1.22rem;
  line-height: 1.32;
}

.quick-buy-package-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.quick-buy-package-price {
  white-space: nowrap;
  font-size: clamp(1.55rem, 2.8vw, 2rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--quick-buy-accent, var(--ink));
}

.quick-buy-package-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-buy-tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.quick-buy-tag.is-featured {
  background: var(--quick-buy-accent, var(--green));
  color: #fff;
}

.quick-buy-tag.is-premium {
  background: linear-gradient(135deg, #f3d589, #d7a637);
  color: #5a3a07;
}

.quick-buy-package-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-buy-package-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.05);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.quick-buy-benefits {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.quick-buy-benefits li {
  position: relative;
  padding-left: 18px;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.65;
}

.quick-buy-benefits li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--quick-buy-accent, var(--green));
  transform: translateY(-50%);
}

.quick-buy-package-actions {
  display: grid;
  gap: 10px;
  padding-top: 10px;
  border-top: 1px dashed rgba(23, 33, 29, 0.08);
}

.quick-buy-package-actions .muted {
  margin: 0;
  font-size: 0.94rem;
}

.quick-buy-channel-strip {
  display: grid;
  gap: 12px;
  padding-top: 2px;
  border-top: 1px solid rgba(23, 33, 29, 0.08);
}

.quick-buy-channel-strip .muted {
  margin: 0;
  font-size: 1rem;
}

.quick-buy-actions {
  gap: 14px;
}

.quick-buy-action-button {
  min-height: 54px;
  padding: 0 22px;
  font-size: 1.02rem;
  font-weight: 800;
  justify-content: center;
  border: 1px solid transparent;
  color: #fff;
  box-shadow: 0 14px 26px rgba(16, 32, 28, 0.12);
}

.quick-buy-action-button.is-xigui {
  background: linear-gradient(135deg, #0f6b57, #12906f);
}

.quick-buy-action-button.is-gaoxiang {
  background: linear-gradient(135deg, #1b4f8f, #2d6ab6);
}

.quick-buy-action-button.is-zhongxiang {
  background: linear-gradient(135deg, #b7791f, #d39834);
}

.quick-buy-action-button:hover {
  transform: translateY(-1px);
}

.quick-buy-action-button.is-xigui:hover {
  box-shadow: 0 18px 34px rgba(15, 107, 87, 0.24);
}

.quick-buy-action-button.is-gaoxiang:hover {
  box-shadow: 0 18px 34px rgba(27, 79, 143, 0.24);
}

.quick-buy-action-button.is-zhongxiang:hover {
  box-shadow: 0 18px 34px rgba(183, 121, 31, 0.24);
}

.course-price-actions-inline {
  margin-top: -2px;
  margin-bottom: 4px;
}

.course-price-actions-inline .course-price-action-button {
  min-height: 42px;
  padding: 0 16px;
}

.course-price-action-抖音 {
  background: linear-gradient(135deg, #0f6b57, #0c8a6f);
}

.course-price-action-小红书 {
  background: linear-gradient(135deg, #d94b61, #c9354c);
}

.course-price-action-微信小店 {
  background: linear-gradient(135deg, #1b8f53, #2aa769);
}

.course-price-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 248, 246, 0.94));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 18px 34px rgba(16, 32, 28, 0.06);
}

.course-price-card.is-pass-course {
  background:
    radial-gradient(circle at top right, rgba(121, 201, 159, 0.16), transparent 22%),
    linear-gradient(180deg, rgba(243, 249, 245, 0.99), rgba(232, 243, 238, 0.95));
  border-color: rgba(15, 107, 87, 0.2);
}

.course-price-card.is-paper-course {
  background:
    radial-gradient(circle at top right, rgba(212, 171, 95, 0.18), transparent 22%),
    linear-gradient(180deg, rgba(250, 247, 239, 0.99), rgba(245, 237, 214, 0.95));
  border-color: rgba(183, 121, 31, 0.26);
}

.course-price-card.is-agreement-course {
  background:
    radial-gradient(circle at top right, rgba(240, 205, 115, 0.22), transparent 24%),
    linear-gradient(180deg, rgba(255, 251, 240, 0.99), rgba(248, 239, 214, 0.96));
  border-color: rgba(182, 123, 31, 0.3);
  box-shadow: 0 22px 42px rgba(140, 90, 18, 0.12);
}

.course-price-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
}

.course-price-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.course-price-category,
.course-price-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 13px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 800;
}

.course-price-category {
  background: rgba(15, 107, 87, 0.12);
  color: var(--green);
}

.course-price-card.is-paper-course .course-price-category {
  background: rgba(183, 121, 31, 0.14);
  color: #8c5a12;
}

.course-price-card.is-agreement-course .course-price-category {
  background: rgba(182, 123, 31, 0.14);
  color: #8c5a12;
}

.course-price-badge.is-checkin {
  background: #e9f3ff;
  color: #225d98;
}

.course-price-badge.is-free {
  background: #fff1e8;
  color: #b85a18;
}

.course-price-badge.is-vip {
  background: linear-gradient(135deg, #c6922a, #f0cd73);
  color: #3a2500;
  box-shadow: 0 10px 18px rgba(198, 146, 42, 0.24);
}

.course-price-card.is-vip-card {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top right, rgba(240, 205, 115, 0.36), transparent 24%),
    linear-gradient(180deg, rgba(255, 250, 236, 0.99), rgba(252, 243, 215, 0.96));
  border: 1px solid rgba(198, 146, 42, 0.34);
  box-shadow: 0 26px 46px rgba(140, 90, 18, 0.16);
}

.course-price-card.is-vip-card::after {
  content: "主推";
  position: absolute;
  top: 16px;
  right: -34px;
  min-width: 120px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #b67b1f, #e3b85d);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  transform: rotate(35deg);
  box-shadow: 0 10px 20px rgba(140, 90, 18, 0.22);
}

.course-price-card.no-featured-ribbon::after {
  display: none;
}

.course-price-card.is-vip-card .course-price-category {
  background: rgba(182, 123, 31, 0.14);
  color: #8c5a12;
}

.course-price-card.is-vip-card .course-price-head h3 {
  font-size: 1.42rem;
}

.course-price-card.is-vip-card .course-price-value {
  color: #8c5a12;
  font-size: 2.9rem;
}

.course-price-card.is-vip-card .course-price-feature-main {
  background: rgba(182, 123, 31, 0.1);
  border-color: rgba(182, 123, 31, 0.14);
}


.course-price-head h3 {
  margin-top: 4px;
  font-size: 1.3rem;
  line-height: 1.35;
}

.course-price-value {
  color: var(--green);
  font-size: 2.4rem;
  line-height: 0.95;
  white-space: nowrap;
  letter-spacing: -0.04em;
}

.course-price-card.is-paper-course .course-price-value {
  color: #8c5a12;
}

.course-price-card.is-agreement-course .course-price-value {
  color: #8c5a12;
}

.course-price-validity,
.course-price-materials {
  color: var(--muted);
  line-height: 1.7;
}

.course-price-validity {
  font-weight: 700;
  color: var(--ink);
}

.course-price-features {
  gap: 12px;
}

.course-price-feature-stack {
  padding-left: 0;
  list-style: none;
}

.course-price-features li {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid rgba(23, 33, 29, 0.06);
}

.course-price-feature-main {
  font-weight: 700;
}

.course-price-features,
.course-side-list {
  display: grid;
  gap: 10px;
  padding-left: 18px;
  margin: 0;
}

.course-price-features li,
.course-side-list li {
  color: var(--ink);
  line-height: 1.7;
}

.course-side-card {
  display: grid;
  gap: 10px;
}

.course-detail-side .actions {
  margin-top: -4px;
}

.xigui-landing-page {
  --xigui-bg: #f4f0e4;
  --xigui-paper: var(--paper);
  --xigui-surface: rgba(255, 255, 255, 0.92);
  --xigui-surface-soft: #f7f4ea;
  --xigui-line: rgba(15, 107, 87, 0.14);
  --xigui-line-strong: rgba(15, 107, 87, 0.24);
  --xigui-ink: var(--ink);
  --xigui-muted: var(--muted);
  --xigui-primary: var(--green);
  --xigui-primary-deep: #0b5645;
  --xigui-gold: var(--gold);
  --xigui-shadow: 0 24px 60px rgba(16, 32, 28, 0.1);
  background:
    radial-gradient(circle at top left, rgba(183, 121, 31, 0.14), transparent 24%),
    radial-gradient(circle at top right, rgba(15, 107, 87, 0.1), transparent 22%),
    linear-gradient(180deg, #f7f4ea 0%, #f3f6ef 42%, #f8f7f1 100%);
  color: var(--xigui-ink);
}

.xigui-landing-page .xigui-page {
  padding: 34px 0 82px;
}

.xigui-landing-page .xigui-shell {
  width: min(1440px, calc(100vw - 48px));
  margin: 0 auto;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 249, 244, 0.94));
  border-radius: 36px;
  padding: 36px 42px 40px;
  border: 1px solid rgba(15, 107, 87, 0.08);
  box-shadow: var(--xigui-shadow);
  backdrop-filter: blur(16px);
}

.xigui-landing-page .top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 28px;
  flex-wrap: wrap;
  gap: 16px;
}

.xigui-landing-page .top-bar .breadcrumb {
  font-size: 15px;
  color: var(--xigui-muted);
  line-height: 1.7;
}

.xigui-landing-page .top-bar .breadcrumb a {
  color: var(--xigui-primary);
  text-decoration: none;
}

.xigui-landing-page .top-bar .breadcrumb a:hover {
  color: var(--xigui-primary-deep);
  text-decoration: underline;
}

.xigui-landing-page .btn-back,
.xigui-landing-page .btn-link-sm,
.xigui-landing-page .btn-qr-sm,
.xigui-landing-page .qr-modal .btn-close,
.xigui-landing-page .xigui-primary-action,
.xigui-landing-page .xigui-secondary-action,
.xigui-landing-page .xigui-trial-action {
  min-height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    color 180ms ease;
}

.xigui-landing-page .btn-back,
.xigui-landing-page .btn-qr-sm,
.xigui-landing-page .xigui-secondary-action {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(15, 107, 87, 0.18);
  color: var(--xigui-ink);
  box-shadow: 0 10px 24px rgba(16, 32, 28, 0.06);
}

.xigui-landing-page .btn-back:hover,
.xigui-landing-page .btn-qr-sm:hover,
.xigui-landing-page .xigui-secondary-action:hover {
  border-color: rgba(15, 107, 87, 0.34);
  color: var(--xigui-primary);
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(16, 32, 28, 0.08);
}

.xigui-landing-page .course-header {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 34px;
  align-items: stretch;
  margin-bottom: 28px;
}

.xigui-landing-page .xigui-hero-copy {
  display: grid;
  align-content: start;
  gap: 18px;
  padding: 24px 6px 14px;
}

.xigui-landing-page .course-header .left .name {
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 900;
  color: var(--xigui-ink);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.xigui-landing-page .course-header .left .name .title-prefix {
  display: block;
  margin-bottom: 10px;
}

.xigui-landing-page .course-header .left .name .title-main {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.xigui-landing-page .course-header .left .name .badge {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  background: rgba(15, 107, 87, 0.1);
  color: var(--xigui-primary);
}

.xigui-landing-page .course-header .left .desc {
  font-size: 18px;
  color: var(--xigui-muted);
  line-height: 1.85;
  max-width: 34em;
}

.xigui-landing-page .xigui-hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.xigui-landing-page .xigui-hero-points span {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(15, 107, 87, 0.14);
  color: #264d43;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(16, 32, 28, 0.05);
}

.xigui-landing-page .trial-section {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 245, 238, 0.95));
  border-radius: 28px;
  border: 1px solid rgba(15, 107, 87, 0.14);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: 0 18px 42px rgba(16, 32, 28, 0.08);
}

.xigui-landing-page .trial-section .section-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 800;
  color: var(--xigui-ink);
}

.xigui-landing-page .trial-section .section-label small {
  font-size: 15px;
  font-weight: 500;
  color: var(--xigui-muted);
}

.xigui-landing-page .xigui-trial-video-frame {
  border-radius: 22px;
  border-color: rgba(15, 107, 87, 0.16);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.xigui-landing-page .xigui-trial-note {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--xigui-muted);
}

.xigui-landing-page .xigui-trial-actions {
  display: flex;
  justify-content: flex-start;
}

.xigui-landing-page .xigui-primary-action,
.xigui-landing-page .btn-link-sm,
.xigui-landing-page .qr-modal .btn-close,
.xigui-landing-page .xigui-trial-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  background: linear-gradient(135deg, var(--xigui-primary), var(--xigui-primary-deep));
  border: 1px solid transparent;
  color: #fff;
  box-shadow: 0 14px 28px rgba(15, 107, 87, 0.18);
}

.xigui-landing-page .xigui-primary-action:hover,
.xigui-landing-page .btn-link-sm:hover,
.xigui-landing-page .qr-modal .btn-close:hover,
.xigui-landing-page .xigui-trial-action:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #15836a, #0c5f4d);
  box-shadow: 0 18px 34px rgba(15, 107, 87, 0.22);
}

.xigui-landing-page .package-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 10px 0 14px;
  padding: 8px;
  background: rgba(15, 107, 87, 0.07);
  border-radius: 26px;
  border: 1px solid rgba(15, 107, 87, 0.12);
}

.xigui-landing-page .package-tab {
  min-height: 74px;
  padding: 16px 22px;
  border-radius: 20px;
  font-weight: 800;
  font-size: 19px;
  cursor: pointer;
  color: var(--xigui-muted);
  background: transparent;
  border: 1px solid transparent;
  position: relative;
  text-align: left;
  box-shadow: none;
}

.xigui-landing-page .package-tab:hover {
  color: var(--xigui-primary);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(15, 107, 87, 0.12);
}

.xigui-landing-page .package-tab.active {
  color: var(--xigui-ink);
  background: rgba(255, 255, 255, 0.98);
  border-color: rgba(15, 107, 87, 0.16);
  box-shadow: 0 14px 30px rgba(16, 32, 28, 0.1);
}

.xigui-landing-page .package-tab.active::after {
  content: "";
  position: absolute;
  inset: auto 18px 8px;
  height: 4px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--xigui-primary), rgba(183, 121, 31, 0.92));
}

.xigui-landing-page .package-tab .price-tag {
  display: inline-flex;
  margin-left: 8px;
  font-size: 16px;
  font-weight: 800;
  color: var(--xigui-gold);
}

.xigui-landing-page .package-tab .vip-badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin-left: 8px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  color: #8a5b17;
  background: rgba(183, 121, 31, 0.16);
}

.xigui-landing-page .xigui-action-strip {
  position: sticky;
  top: 18px;
  z-index: 12;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  margin-bottom: 18px;
  padding: 18px 20px;
  border-radius: 24px;
  background: rgba(252, 251, 247, 0.94);
  border: 1px solid rgba(15, 107, 87, 0.16);
  box-shadow: 0 18px 42px rgba(16, 32, 28, 0.12);
  backdrop-filter: blur(18px);
}

.xigui-landing-page .xigui-action-strip-copy {
  display: grid;
  gap: 6px;
}

.xigui-landing-page .xigui-action-strip-label {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--xigui-muted);
}

.xigui-landing-page .xigui-action-strip-main {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 12px;
}

.xigui-landing-page .xigui-action-strip-main strong {
  font-size: 24px;
  font-weight: 900;
  color: var(--xigui-ink);
}

.xigui-landing-page .xigui-action-strip-main span {
  font-size: 28px;
  line-height: 1;
  font-weight: 900;
  color: var(--xigui-gold);
}

.xigui-landing-page .xigui-action-strip-copy p {
  margin: 0;
  font-size: 15px;
  color: var(--xigui-muted);
}

.xigui-landing-page .xigui-action-strip-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.xigui-landing-page .package-panel {
  display: none;
  animation: fadeUp 0.3s ease;
}

.xigui-landing-page .package-panel.active {
  display: block;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.xigui-landing-page .xigui-package-card {
  padding: 30px 32px 32px;
  border-radius: 30px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  background:
    radial-gradient(circle at top right, rgba(183, 121, 31, 0.08), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 245, 238, 0.98));
  box-shadow: 0 24px 52px rgba(16, 32, 28, 0.08);
}

.xigui-landing-page .package-panel .price-row {
  display: flex;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.xigui-landing-page .package-panel .price-row .price {
  font-size: clamp(42px, 4.2vw, 58px);
  font-weight: 900;
  line-height: 0.95;
  color: var(--xigui-primary);
}

.xigui-landing-page .package-panel .price-row .price span {
  margin-left: 8px;
  font-size: 22px;
  font-weight: 600;
  color: var(--xigui-muted);
}

.xigui-landing-page .package-panel .price-row .tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.xigui-landing-page .package-panel .price-row .tags .tag {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 16px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: var(--xigui-primary);
  font-size: 14px;
  font-weight: 800;
}

.xigui-landing-page .package-panel .price-row .tags .tag.hot {
  background: rgba(183, 121, 31, 0.15);
  color: #8a5b17;
}

.xigui-landing-page .package-panel .price-row .tags .tag.vip {
  background: rgba(23, 33, 29, 0.08);
  color: #38423f;
}

.xigui-landing-page .benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 24px;
}

.xigui-landing-page .xigui-package-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.xigui-landing-page .xigui-package-option {
  display: grid;
  gap: 12px;
  padding: 22px 20px;
  border-radius: 22px;
  border: 1px solid rgba(15, 107, 87, 0.1);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 24px rgba(16, 32, 28, 0.05);
}

.xigui-landing-page .xigui-package-option-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.xigui-landing-page .xigui-package-option-head h3 {
  margin: 0;
  font-size: 22px;
  line-height: 1.2;
  color: var(--xigui-ink);
}

.xigui-landing-page .xigui-package-option-head p {
  margin: 8px 0 0;
  font-size: 15px;
  color: var(--xigui-muted);
}

.xigui-landing-page .xigui-package-option-price {
  flex: 0 0 auto;
  white-space: nowrap;
  font-size: 24px;
  font-weight: 900;
  color: var(--xigui-gold);
}

.xigui-landing-page .xigui-package-option-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xigui-landing-page .xigui-package-option-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.xigui-landing-page .xigui-package-option-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--xigui-muted);
  font-size: 14px;
  font-weight: 700;
}

.xigui-landing-page .xigui-package-option-features {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 18px;
}

.xigui-landing-page .xigui-package-option-features li {
  color: var(--xigui-ink);
  line-height: 1.72;
  font-size: 16px;
}

.xigui-landing-page .xigui-package-panel-note {
  margin: 0 0 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--xigui-muted);
}

.xigui-landing-page .benefit-item {
  min-height: 100%;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 20px 18px;
  border-radius: 20px;
  border: 1px solid rgba(15, 107, 87, 0.1);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 24px rgba(16, 32, 28, 0.05);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.75;
  color: var(--xigui-ink);
}

.xigui-landing-page .benefit-item .icon {
  font-size: 24px;
  line-height: 1.2;
}

.xigui-landing-page .info-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
  padding: 18px 22px;
  border-radius: 22px;
  border-left: 4px solid var(--xigui-gold);
  background: linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(183, 121, 31, 0.08));
}

.xigui-landing-page .info-box .label {
  font-size: 16px;
  font-weight: 800;
  color: var(--xigui-ink);
}

.xigui-landing-page .info-box .value {
  font-size: 19px;
  font-weight: 900;
  color: var(--xigui-primary);
}

.xigui-landing-page .info-box .info-note {
  font-size: 15px;
  color: var(--xigui-muted);
}

.xigui-landing-page .channels-section {
  padding: 24px;
  border-radius: 26px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  background: rgba(247, 244, 236, 0.92);
}

.xigui-landing-page .channels-section .title {
  display: grid;
  gap: 4px;
  margin-bottom: 18px;
  font-size: 24px;
  font-weight: 900;
  color: var(--xigui-ink);
}

.xigui-landing-page .channels-section .title small {
  font-size: 15px;
  font-weight: 500;
  color: var(--xigui-muted);
}

.xigui-landing-page .channel-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.xigui-landing-page .channel-card {
  padding: 20px 18px;
  border-radius: 22px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  background: rgba(255, 255, 255, 0.96);
  text-align: center;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
  box-shadow: 0 14px 30px rgba(16, 32, 28, 0.06);
}

.xigui-landing-page .channel-card:hover {
  transform: translateY(-2px);
  border-color: var(--xigui-line-strong);
  box-shadow: 0 22px 38px rgba(16, 32, 28, 0.1);
}

.xigui-landing-page .channel-card .platform-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: var(--xigui-primary);
  font-size: 13px;
  font-weight: 800;
}

.xigui-landing-page .channel-card .platform-name {
  margin: 12px 0 6px;
  font-size: 20px;
  font-weight: 900;
  color: var(--xigui-ink);
}

.xigui-landing-page .channel-card .platform-desc {
  min-height: 4.8em;
  margin-bottom: 14px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--xigui-muted);
}

.xigui-landing-page .channel-card .actions {
  display: grid;
  gap: 10px;
}

.xigui-landing-page .btn-link-sm,
.xigui-landing-page .btn-qr-sm {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.xigui-landing-page .qr-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  align-items: center;
  justify-content: center;
  background: rgba(15, 19, 16, 0.42);
  backdrop-filter: blur(8px);
}

.xigui-landing-page .qr-modal-overlay.show {
  display: flex;
}

.xigui-landing-page .qr-modal {
  width: calc(100% - 28px);
  max-width: 420px;
  padding: 28px 32px 24px;
  border-radius: 28px;
  text-align: center;
  background: linear-gradient(180deg, #ffffff, #f8f6ef);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
  animation: fadeUp 0.3s ease;
}

.xigui-landing-page .qr-modal-image {
  width: min(100%, 280px);
  margin: 16px auto 14px;
  display: block;
  border-radius: 18px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  background: #ffffff;
  box-shadow: 0 16px 30px rgba(16, 32, 28, 0.08);
}

.xigui-landing-page .qr-modal-empty {
  margin: 16px 0 14px;
  padding: 28px 20px;
  border-radius: 18px;
  border: 2px dashed rgba(15, 107, 87, 0.18);
  background: #f4f3ed;
  color: #8b968f;
  font-size: 15px;
}

.xigui-landing-page .qr-modal .platform-name {
  font-size: 22px;
  font-weight: 900;
  color: var(--xigui-ink);
}

.xigui-landing-page .qr-modal .hint {
  font-size: 15px;
  line-height: 1.7;
  color: var(--xigui-muted);
}

.xigui-landing-page a:focus-visible,
.xigui-landing-page button:focus-visible {
  outline: 3px solid rgba(15, 107, 87, 0.22);
  outline-offset: 3px;
}

@media (max-width: 980px) {
  .xigui-landing-page .xigui-shell {
    padding: 28px 24px 30px;
  }

  .xigui-landing-page .course-header {
    grid-template-columns: 1fr;
  }

  .xigui-landing-page .channel-grid,
  .xigui-landing-page .benefit-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .xigui-landing-page .xigui-action-strip {
    top: 12px;
    flex-direction: column;
    align-items: stretch;
  }

  .xigui-landing-page .xigui-action-strip-actions {
    width: 100%;
  }

  .xigui-landing-page .xigui-primary-action,
  .xigui-landing-page .xigui-secondary-action {
    flex: 1 1 0;
  }
}

@media (max-width: 720px) {
  .xigui-landing-page .xigui-page {
    padding: 18px 0 calc(88px + env(safe-area-inset-bottom));
  }

  .xigui-landing-page .xigui-shell {
    width: min(100vw - 24px, 100%);
    padding: 20px 16px 22px;
    border-radius: 24px;
  }

  .xigui-landing-page .top-bar {
    align-items: flex-start;
    margin-bottom: 20px;
  }

  .xigui-landing-page .course-header .left .name {
    font-size: clamp(34px, 10vw, 42px);
  }

  .xigui-landing-page .course-header .left .name .title-prefix {
    margin-bottom: 8px;
  }

  .xigui-landing-page .course-header .left .name .title-main {
    gap: 8px 12px;
  }

  .xigui-landing-page .course-header .left .desc {
    font-size: 17px;
  }

  .xigui-landing-page .package-tabs {
    grid-template-columns: 1fr;
  }

  .xigui-landing-page .package-tab {
    min-height: 64px;
    padding: 14px 16px;
    font-size: 18px;
  }

  .xigui-landing-page .xigui-action-strip {
    position: sticky;
    top: auto;
    bottom: calc(12px + env(safe-area-inset-bottom));
    padding: 14px;
    border-radius: 20px;
  }

  .xigui-landing-page .xigui-action-strip-main strong {
    font-size: 22px;
  }

  .xigui-landing-page .xigui-action-strip-main span {
    font-size: 24px;
  }

  .xigui-landing-page .xigui-action-strip-actions {
    flex-direction: column;
  }

  .xigui-landing-page .xigui-primary-action,
  .xigui-landing-page .xigui-secondary-action,
  .xigui-landing-page .xigui-trial-action {
    width: 100%;
    min-height: 48px;
  }

  .xigui-landing-page .xigui-package-card {
    padding: 22px 18px;
    border-radius: 24px;
  }

  .xigui-landing-page .package-panel .price-row .price {
    font-size: 40px;
  }

  .xigui-landing-page .benefit-grid,
  .xigui-landing-page .channel-grid {
    grid-template-columns: 1fr;
  }

  .xigui-landing-page .xigui-trial-actions {
    width: 100%;
  }

  .xigui-landing-page .xigui-package-grid {
    grid-template-columns: 1fr;
  }

  .xigui-landing-page .xigui-package-option {
    padding: 18px 16px;
  }

  .xigui-landing-page .xigui-package-option-head {
    flex-direction: column;
  }
}

.footer-meta {
  display: grid;
  gap: 4px;
}

.icp-record {
  margin: 4px 0 0;
  font-size: 0.92rem;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.icp-record a {
  color: inherit;
}

.auth-page {
  min-height: calc(100vh - 80px);
  display: grid;
  place-items: center;
  padding: 40px 16px;
}

.auth-box {
  width: min(480px, 100%);
}

.auth-page-compact {
  padding: 28px 16px;
}

.auth-box-compact {
  width: min(520px, 100%);
  padding: 24px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: var(--shadow);
}

.auth-box-compact h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3.8vw, 2.4rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
}

.auth-box-compact .muted,
.auth-box-compact .notice,
.auth-box-compact label {
  font-size: 0.98rem;
}

.auth-box-compact input,
.auth-box-compact textarea,
.auth-box-compact select,
.auth-box-compact .button,
.auth-box-compact input[type="submit"] {
  min-height: 44px;
}

.auth-password-card {
  gap: 12px;
}

.auth-page-login {
  width: min(720px, calc(100vw - 32px));
  margin: 0 auto;
  justify-items: stretch;
}

.auth-login-card-stacked {
  gap: 16px;
}

.auth-login-overview {
  display: grid;
  gap: 10px;
}

.auth-login-overview .muted {
  margin: 0;
  max-width: 58ch;
}

.auth-step-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.auth-step-head,
.auth-temp-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}

.auth-step-head h2,
.auth-temp-head h2 {
  margin: 4px 0 0;
  font-size: 1.4rem;
  line-height: 1.25;
}

.auth-step-head .muted,
.auth-temp-head .muted,
.auth-contact-text {
  margin: 6px 0 0;
}

.auth-password-recovery-button {
  width: 100%;
  min-height: 46px;
  border-color: rgba(180, 115, 24, 0.28);
  background: #fffaf0;
  color: #9a5f0b;
  font-weight: 800;
}

.auth-password-recovery-button:hover {
  border-color: rgba(154, 95, 11, 0.45);
  background: #fff2d6;
  color: #734605;
}

.auth-login-step-card .auth-login-form,
.auth-temp-form {
  gap: 12px;
}

.auth-access-request-form {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.button.primary.auth-access-request-button,
button.primary.auth-access-request-button {
  width: 100%;
  min-height: 62px;
  font-size: 1.08rem;
  background: #ff5a1f;
  border-color: #ff5a1f;
  color: #fff;
  box-shadow: 0 16px 34px rgba(255, 90, 31, 0.42);
  animation: accessRequestPulse 1.05s ease-in-out infinite;
}

.button.primary.auth-access-request-button:hover,
button.primary.auth-access-request-button:hover {
  background: #ef3f15;
  border-color: #ef3f15;
}

.auth-access-request-hint {
  margin: 0;
  font-weight: 700;
}

.auth-access-request-done {
  display: grid;
  gap: 4px;
}

.auth-access-request-done span {
  color: var(--muted);
}

@keyframes accessRequestPulse {
  0%, 100% {
    transform: translateY(0) scale(1);
    box-shadow: 0 16px 34px rgba(255, 90, 31, 0.36);
  }
  50% {
    transform: translateY(-2px) scale(1.012);
    box-shadow: 0 22px 44px rgba(255, 90, 31, 0.62);
  }
}

.access-review-panel {
  overflow: hidden;
}

.access-review-panel form.form-grid {
  grid-template-columns: minmax(0, 1fr);
}

.access-review-panel form.form-grid > label,
.access-review-panel form.form-grid > .actions,
.access-review-panel form.form-grid > hr,
.access-review-panel form.form-grid > h2,
.access-choice-section {
  grid-column: 1 / -1;
}

.access-date-summary {
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--green);
  font-weight: 800;
}

.access-choice-section {
  display: grid;
  gap: 10px;
  padding: 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(247, 249, 247, 0.72);
}

.access-choice-section h3 {
  margin: 0;
}

.access-choice-section .muted {
  margin: 0;
}

.access-existing-record-card {
  display: block;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.access-existing-record-card + .access-existing-record-card {
  margin-top: 12px;
}

.access-existing-record-card summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.access-existing-record-card summary::-webkit-details-marker {
  display: none;
}

.access-existing-record-card[open] summary {
  border-bottom: 1px solid var(--line);
  background: rgba(247, 249, 247, 0.72);
}

.access-existing-record-summary {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.access-existing-record-title {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.access-existing-record-title strong {
  font-size: 1rem;
}

.access-existing-record-title span {
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: var(--green);
  font-size: 0.8rem;
  font-weight: 800;
}

.access-existing-record-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: var(--muted);
  font-size: 0.9rem;
}

.access-existing-record-summary p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.access-existing-record-card summary > .button {
  min-height: 38px;
  padding: 8px 12px;
  white-space: nowrap;
}

.access-existing-record-card .access-record-correction-form.form-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
}

.access-existing-record-card .access-record-correction-form.form-grid > label,
.access-existing-record-card .access-record-correction-form.form-grid > .actions {
  grid-column: auto;
}

.access-record-feature-field,
.access-record-note-field,
.access-record-correction-actions {
  grid-column: 1 / -1 !important;
}

.access-record-feature-field > .access-feature-grid {
  margin-top: 8px;
}

.access-existing-record-card .access-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(128px, 1fr));
  gap: 8px;
}

.access-existing-record-card .access-feature-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(247, 249, 247, 0.76);
  font-weight: 800;
}

.access-existing-record-card .access-feature-option input {
  width: 16px;
  height: 16px;
  margin: 0;
}

.access-existing-record-card .access-record-correction-actions {
  justify-content: flex-end;
}

.access-existing-record-card .access-record-correction-actions .button {
  min-height: 42px;
  padding: 10px 16px;
  font-size: 0.95rem;
}

.access-choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 12px;
}

.access-choice-card {
  --choice-accent: var(--green);
  --choice-soft: rgba(236, 253, 245, 0.92);
  --choice-tag-bg: rgba(15, 107, 87, 0.1);
  --choice-tag-color: var(--green);
  --choice-pill-bg: var(--green);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px;
  border-radius: 12px;
  border: 2px solid rgba(23, 33, 29, 0.1);
  background: linear-gradient(180deg, var(--choice-soft), #fff);
  cursor: pointer;
}

.access-choice-card input[type="checkbox"] {
  width: 22px;
  height: 22px;
  margin-top: 3px;
  accent-color: var(--choice-accent);
  cursor: pointer;
}

.access-choice-card:focus-within {
  border-color: var(--choice-accent);
  box-shadow: 0 12px 28px color-mix(in srgb, var(--choice-accent) 20%, transparent);
}

.access-choice-card.is-requested {
  border-color: var(--choice-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--choice-accent) 18%, transparent), 0 18px 34px rgba(15, 23, 42, 0.1);
}

.access-choice-gaoxiang {
  --choice-accent: #0f6b57;
  --choice-soft: rgba(236, 253, 245, 0.96);
  --choice-tag-bg: rgba(15, 107, 87, 0.12);
  --choice-tag-color: #0f6b57;
  --choice-pill-bg: #0f6b57;
}

.access-choice-xigui {
  --choice-accent: #2563eb;
  --choice-soft: rgba(239, 246, 255, 0.96);
  --choice-tag-bg: rgba(37, 99, 235, 0.12);
  --choice-tag-color: #2563eb;
  --choice-pill-bg: #2563eb;
}

.access-choice-zhongxiang {
  --choice-accent: #7c3aed;
  --choice-soft: rgba(245, 243, 255, 0.96);
  --choice-tag-bg: rgba(124, 58, 237, 0.12);
  --choice-tag-color: #7c3aed;
  --choice-pill-bg: #7c3aed;
}

.access-choice-paper {
  --choice-accent: #f59e0b;
  --choice-soft: rgba(255, 248, 237, 0.96);
  --choice-tag-bg: rgba(245, 158, 11, 0.12);
  --choice-tag-color: #b45309;
  --choice-pill-bg: #f59e0b;
}

.access-choice-paper:focus-within {
  border-color: var(--choice-accent);
  box-shadow: 0 12px 28px color-mix(in srgb, var(--choice-accent) 20%, transparent);
}

.access-choice-key-gaoxiang_paper {
  --choice-accent: #d97706;
  --choice-soft: rgba(255, 247, 237, 0.96);
  --choice-tag-bg: rgba(217, 119, 6, 0.12);
  --choice-tag-color: #b45309;
  --choice-pill-bg: #d97706;
}

.access-choice-key-xigui_paper {
  --choice-accent: #e11d48;
  --choice-soft: rgba(255, 241, 242, 0.96);
  --choice-tag-bg: rgba(225, 29, 72, 0.12);
  --choice-tag-color: #be123c;
  --choice-pill-bg: #e11d48;
}

.access-choice-key-gaoxiang_learning {
  --choice-accent: #0f6b57;
  --choice-soft: rgba(236, 253, 245, 0.96);
  --choice-tag-bg: rgba(15, 107, 87, 0.12);
  --choice-tag-color: #0f6b57;
  --choice-pill-bg: #0f6b57;
}

.access-choice-key-xigui_learning {
  --choice-accent: #2563eb;
  --choice-soft: rgba(239, 246, 255, 0.96);
  --choice-tag-bg: rgba(37, 99, 235, 0.12);
  --choice-tag-color: #2563eb;
  --choice-pill-bg: #2563eb;
}

.access-choice-key-zhongxiang_learning {
  --choice-accent: #7c3aed;
  --choice-soft: rgba(245, 243, 255, 0.96);
  --choice-tag-bg: rgba(124, 58, 237, 0.12);
  --choice-tag-color: #7c3aed;
  --choice-pill-bg: #7c3aed;
}

.access-choice-card.is-requested .access-choice-tag {
  background: color-mix(in srgb, var(--choice-accent) 16%, white);
  color: var(--choice-accent);
}

.access-choice-card:has(input[type="checkbox"]:checked) {
  border-color: var(--choice-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--choice-accent) 12%, transparent);
}

.access-choice-grid .access-choice-card.is-requested:has(input[type="checkbox"]:checked) {
  border-color: var(--choice-accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--choice-accent) 18%, transparent), 0 18px 34px rgba(15, 23, 42, 0.1);
}

.access-choice-main {
  display: grid;
  gap: 4px;
}

.access-choice-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.access-choice-main strong {
  font-size: 1.1rem;
}

.access-choice-title em {
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--choice-pill-bg);
  color: #fff;
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 900;
}

.access-choice-main small {
  color: var(--muted);
}

.access-choice-expiry {
  display: grid;
  gap: 6px;
  font-weight: 800;
}

.access-choice-expiry input {
  width: 100%;
  min-width: 0;
}

.access-choice-tag {
  grid-column: 2;
  justify-self: start;
  padding: 4px 8px;
  border-radius: 999px;
  background: var(--choice-tag-bg);
  color: var(--choice-tag-color);
  font-size: 0.82rem;
  font-weight: 800;
}

.access-choice-card .access-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.access-choice-card .access-feature-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 34px;
  padding: 7px 9px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  font-weight: 800;
}

.access-choice-card .access-feature-option input {
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  margin: 0;
}

.access-choice-card .access-feature-paper {
  border-color: rgba(217, 119, 6, 0.3);
  background: rgba(255, 247, 237, 0.78);
}

.access-grant-form {
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
}

.access-grant-form .access-feature-grid {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px;
  align-items: stretch;
}

.access-grant-form .access-feature-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 8px;
  background: rgba(247, 249, 247, 0.82);
  color: var(--ink);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.35;
  white-space: normal;
}

.access-grant-form .access-feature-option input[type="checkbox"] {
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  margin: 0;
}

.access-grant-form .access-feature-option span {
  min-width: 0;
  overflow-wrap: anywhere;
}

.access-grant-form input[type="submit"] {
  grid-column: 1 / -1;
  justify-self: start;
  min-height: 40px;
  padding: 9px 14px;
}

.access-review-panel .actions .button,
.access-review-panel .actions button {
  min-height: 54px;
  padding: 12px 22px;
  font-size: 1.05rem;
}

.access-review-panel .actions .button:not(.primary),
.access-review-panel .actions button:not(.primary) {
  min-height: 50px;
}

.auth-login-actions .is-hidden,
.is-hidden {
  display: none !important;
}

.student-home {
  display: grid;
  gap: 18px;
}

.student-home-hero {
  display: grid;
  gap: 12px;
  padding: 22px 24px;
  background:
    radial-gradient(circle at top right, rgba(15, 107, 87, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(245, 249, 247, 0.92));
}

.student-home-hero h1 {
  margin: 0;
  max-width: 12ch;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.student-home-hero .lead {
  margin: 0;
  max-width: 58ch;
  font-size: 1rem;
  line-height: 1.55;
}

.student-home-actions {
  flex-wrap: wrap;
  gap: 10px;
}

.student-home-hero-compact {
  gap: 12px;
}

.student-home-hero-main {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.student-home-hero-main > div:first-child {
  display: grid;
  gap: 4px;
}

.student-home-user-badge {
  display: grid;
  gap: 2px;
  min-width: 200px;
  padding: 10px 14px;
  border-radius: 18px;
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
}

.student-home-user-badge strong,
.student-home-user-badge span {
  margin: 0;
}

.student-home-user-badge span {
  font-size: 0.9rem;
  color: rgba(15, 107, 87, 0.82);
}

.student-course-switches {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.student-course-switch {
  min-width: min(240px, 100%);
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--course-switch-border, rgba(23, 33, 29, 0.1));
  background:
    linear-gradient(90deg, var(--course-switch-soft, rgba(255, 255, 255, 0.88)) 0%, rgba(255, 255, 255, 0.92) 78%),
    #fff;
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.student-course-switch:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px var(--course-switch-shadow, rgba(15, 107, 87, 0.08));
}

.student-course-switch strong,
.student-course-switch small {
  display: block;
}

.student-course-switch strong {
  font-size: 1rem;
  color: var(--course-switch-title, var(--text));
}

.student-course-switch small {
  margin-top: 4px;
  color: var(--course-switch-muted, var(--muted));
  font-size: 0.9rem;
}

.student-course-switch.is-active {
  border-color: var(--course-switch-active, rgba(15, 107, 87, 0.26));
  background:
    linear-gradient(90deg, var(--course-switch-active-soft, rgba(15, 107, 87, 0.14)) 0%, rgba(255, 255, 255, 0.94) 82%),
    #fff;
  box-shadow: 0 14px 28px var(--course-switch-shadow, rgba(15, 107, 87, 0.1));
}

.student-course-switch-xigui {
  --course-switch-title: #0f766e;
  --course-switch-muted: #4f6f68;
  --course-switch-border: rgba(20, 184, 166, 0.28);
  --course-switch-active: rgba(15, 118, 110, 0.58);
  --course-switch-soft: rgba(20, 184, 166, 0.12);
  --course-switch-active-soft: rgba(20, 184, 166, 0.22);
  --course-switch-shadow: rgba(15, 118, 110, 0.14);
}

.student-course-switch-gaoxiang {
  --course-switch-title: #3656d4;
  --course-switch-muted: #5d668c;
  --course-switch-border: rgba(79, 110, 247, 0.28);
  --course-switch-active: rgba(79, 110, 247, 0.58);
  --course-switch-soft: rgba(79, 110, 247, 0.12);
  --course-switch-active-soft: rgba(79, 110, 247, 0.22);
  --course-switch-shadow: rgba(79, 110, 247, 0.14);
}

.student-course-switch-zhongxiang {
  --course-switch-title: #b45309;
  --course-switch-muted: #725b38;
  --course-switch-border: rgba(245, 158, 11, 0.34);
  --course-switch-active: rgba(245, 158, 11, 0.6);
  --course-switch-soft: rgba(245, 158, 11, 0.15);
  --course-switch-active-soft: rgba(245, 158, 11, 0.26);
  --course-switch-shadow: rgba(180, 83, 9, 0.14);
}

.student-course-flow {
  display: grid;
  gap: 12px;
}

.student-course-flow[hidden] {
  display: none !important;
}

.student-learning-hub-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.97), rgba(243, 248, 255, 0.94)),
    radial-gradient(circle at top right, rgba(47, 99, 209, 0.12), transparent 32%);
  box-shadow: 0 18px 42px rgba(36, 95, 115, 0.12);
}

.student-learning-hub-card.is-locked {
  border-color: rgba(216, 131, 28, 0.24);
  background:
    linear-gradient(135deg, rgba(255, 252, 246, 0.98), rgba(255, 245, 224, 0.95)),
    radial-gradient(circle at top right, rgba(216, 131, 28, 0.16), transparent 34%);
}

.student-learning-hub-main {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}

.student-learning-hub-copy {
  display: grid;
  gap: 6px;
  min-width: min(460px, 100%);
}

.student-learning-hub-copy h2,
.student-learning-hub-copy p {
  margin: 0;
}

.student-learning-hub-copy h2 {
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  line-height: 1.18;
}

.student-learning-hub-copy p {
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.55;
}

.student-learning-status {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(47, 99, 209, 0.12);
  color: #245f73;
  font-weight: 900;
  font-size: 0.9rem;
  white-space: nowrap;
}

.student-learning-hub-card.is-locked .student-learning-status {
  background: rgba(216, 131, 28, 0.14);
  color: #9a5a05;
}

.student-learning-actions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr));
  gap: 12px;
  margin-top: 0;
}

.student-learning-entry-card {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr auto;
  justify-items: start;
  align-items: start;
  gap: 8px;
  min-width: 0;
  min-height: 126px;
  padding: 15px;
  border: 0;
  border-radius: 18px;
  color: #fff;
  text-align: left;
  text-decoration: none;
  font: inherit;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 16px 32px rgba(23, 33, 29, 0.12);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.student-learning-entry-card::after {
  content: "";
  position: absolute;
  inset: auto -24px -34px auto;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}

.student-learning-entry-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 38px rgba(23, 33, 29, 0.16);
  filter: saturate(1.04);
}

.student-learning-entry-card span,
.student-learning-entry-card strong,
.student-learning-entry-card small {
  position: relative;
  z-index: 1;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.student-learning-entry-card span {
  width: fit-content;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.78rem;
  font-weight: 900;
  line-height: 1;
}

.student-learning-entry-card strong {
  align-self: end;
  justify-self: start;
  font-size: 1.12rem;
  line-height: 1.22;
}

.student-learning-entry-card small {
  justify-self: start;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.84rem;
  line-height: 1.35;
}

.student-learning-entry-card small strong {
  display: inline;
  padding: 1px 4px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  font-weight: 900;
}

.student-learning-entry-card.is-watch {
  background: linear-gradient(135deg, #b91c1c, #f9736b);
}

.student-learning-entry-card.is-watch small {
  color: rgba(255, 245, 186, 0.98);
  font-weight: 900;
  letter-spacing: 0;
}

.student-learning-entry-card.is-watch small,
.student-learning-entry-card.is-wechat small {
  min-height: calc(0.84rem * 1.35 * 2);
}

.student-learning-entry-card.is-watch small strong {
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
}

.student-learning-entry-card.is-wide {
  grid-column: 1 / -1;
  min-height: 96px;
}

.student-learning-hub-card.is-locked .student-learning-entry-card.is-watch.is-wide {
  width: 100%;
  height: 90px;
  min-height: 90px;
}

.student-learning-hub-card.is-locked .student-learning-entry-card.is-watch.is-wide strong {
  font-size: 26px;
}

.student-learning-entry-card.is-practice {
  background: linear-gradient(135deg, #237ba8, #83cbea);
}

.student-learning-entry-card.is-files {
  background: linear-gradient(135deg, #b56b11, #d89022);
}

.student-learning-entry-card.is-memorize {
  background: linear-gradient(135deg, #5d8d2a, #bddf7a);
}

.student-learning-entry-card.is-ai {
  background: linear-gradient(135deg, #245f73, #1d8aa0);
}

.student-learning-entry-card.is-wechat {
  background: linear-gradient(135deg, #6d28d9, #a78bfa);
}

.student-learning-entry-card.is-wechat small {
  color: rgba(239, 247, 255, 0.92);
}

.student-learning-entry-card.is-calc small {
  color: rgba(245, 247, 255, 0.92);
}

.student-learning-entry-card.is-protocol-handout {
  background: linear-gradient(135deg, #0f7f67, #35c4a2);
}

.student-learning-entry-card.is-protocol-practice {
  background: linear-gradient(135deg, #1d7fac, #61c7eb);
}

.student-learning-entry-card.is-protocol-muted {
  background: linear-gradient(135deg, #64748b, #94a3b8);
  cursor: default;
}

.ai-qna-home-card {
  border-color: rgba(29, 138, 160, 0.16);
  background:
    radial-gradient(circle at right 18%, rgba(29, 138, 160, 0.14), transparent 30%),
    linear-gradient(135deg, #f6fcfd 0%, #ffffff 58%, #f4fbf8 100%);
  box-shadow: 0 16px 34px rgba(29, 138, 160, 0.1);
}

.ai-qna-home-card .button.primary {
  background: linear-gradient(135deg, #245f73, #1d8aa0);
  border-color: transparent;
}

.student-wechat-qna-home-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  border-color: rgba(15, 107, 87, 0.16);
  background:
    radial-gradient(circle at right 22%, rgba(15, 107, 87, 0.12), transparent 32%),
    linear-gradient(135deg, #ffffff 0%, #f3fbf8 100%);
}

.student-wechat-qna-side {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

.student-wechat-qna-launch {
  display: grid;
  gap: 6px;
  justify-items: center;
  width: min(210px, 30vw);
  padding: 10px 10px 9px;
  border-radius: 16px;
  border: 1px solid rgba(15, 107, 87, 0.16);
  background: linear-gradient(180deg, #ffffff 0%, #f3fbf8 100%);
  box-shadow: 0 12px 26px rgba(15, 107, 87, 0.1);
  cursor: zoom-in;
}

.student-wechat-qna-launch:hover,
.student-wechat-qna-launch:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(15, 107, 87, 0.35);
  box-shadow: 0 16px 34px rgba(15, 107, 87, 0.16);
  outline: none;
}

.student-wechat-qna-launch span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
}

.student-wechat-qna-launch strong {
  color: #1f2937;
  font-size: 0.92rem;
  line-height: 1.2;
}

.student-wechat-qna-card {
  width: min(156px, 100%);
  aspect-ratio: 1;
  max-height: none;
  object-fit: contain;
  border-radius: 10px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  background: #fff;
}

.student-learning-entry-card.is-calc {
  background: linear-gradient(135deg, #4338ca, #38bdf8);
}

.student-learning-entry-card.is-paper {
  background: linear-gradient(135deg, #bf7016, #ffc978);
}

.student-learning-entry-card.is-shipping {
  background: linear-gradient(135deg, #2563eb, #0891b2);
}

.student-learning-entry-card.is-code {
  background: linear-gradient(135deg, #7c5800, #c0841a);
}

.student-learning-entry-card.is-link {
  background: linear-gradient(135deg, #374151, #64748b);
}

.student-learning-entry-card.is-app {
  background: linear-gradient(135deg, #0e7490, #14b8a6);
}

.student-shipping-page {
  display: grid;
  gap: 14px;
  padding-top: 14px;
}

.student-shipping-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  padding: 6px 0 2px;
}

.student-shipping-hero-main {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.student-shipping-hero-main h1,
.student-shipping-hero-main p {
  margin: 0;
}

.student-shipping-hero-main h1 {
  color: var(--text);
  font-size: clamp(1.55rem, 7vw, 2.15rem);
  line-height: 1.12;
}

.student-shipping-hero-main p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.45;
}

.student-shipping-hero .button {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 9px 12px;
  border-radius: 14px;
  white-space: nowrap;
}

.student-shipping-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(37, 99, 235, 0.14);
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(240, 249, 255, 0.96)),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.14), transparent 34%);
  box-shadow: 0 18px 42px rgba(37, 99, 235, 0.1);
}

.student-shipping-tracking {
  display: grid;
  gap: 7px;
  padding: 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, #2563eb, #0891b2);
  color: #fff;
}

.student-shipping-tracking span,
.student-shipping-info-grid span {
  font-size: 0.82rem;
  font-weight: 900;
  opacity: 0.78;
}

.student-shipping-tracking strong {
  font-size: clamp(1.25rem, 5vw, 1.7rem);
  line-height: 1.22;
}

.student-shipping-info-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.student-shipping-info-grid div {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 33, 29, 0.07);
}

.student-shipping-info-grid .is-full {
  grid-column: 1 / -1;
}

.student-shipping-info-grid strong {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.student-shipping-card > p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.student-learning-main-action {
  box-shadow: 0 12px 28px rgba(15, 107, 87, 0.16);
}

.student-learning-claim-code {
  margin: 0;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  color: #83520a;
  font-weight: 800;
}

.student-learning-claim-code code {
  font-size: 1.05rem;
  letter-spacing: 0.06em;
}

.student-learning-note {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(216, 131, 28, 0.18);
  font-size: 0.96rem;
  line-height: 1.55;
}

.student-learning-confirm-row {
  margin-top: -2px;
}

.student-learning-confirm-row form {
  margin: 0;
}

.student-learning-confirm-row .button {
  width: 100%;
  min-height: 46px;
}

.student-learning-page-hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px;
  border-radius: 24px;
  background: linear-gradient(135deg, #123f4a, #0f6b57);
  color: #fff;
}

.student-learning-page-hero h1,
.student-learning-page-hero p {
  margin: 0;
}

.student-learning-page-hero .lead,
.student-learning-page-hero .eyebrow {
  color: rgba(255, 255, 255, 0.82);
}

.student-learning-claim-panel,
.student-learning-plan-card,
.student-learning-extra-panel {
  display: grid;
  gap: 16px;
}

.student-learning-lesson-list {
  display: grid;
  gap: 10px;
}

.student-learning-lesson-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 14px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.9);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-learning-lesson-row > span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: rgba(47, 99, 209, 0.12);
  color: #2f63d1;
  font-weight: 900;
}

.student-learning-lesson-row small,
.student-learning-lesson-row strong,
.student-learning-lesson-row p {
  display: block;
  margin: 0;
}

.student-learning-lesson-row small {
  color: var(--gold);
  font-weight: 900;
}

.student-learning-lesson-row strong {
  margin-top: 3px;
  font-size: 1.08rem;
  line-height: 1.28;
}

.student-learning-lesson-row p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.student-learning-lesson-row .actions {
  margin-top: 0;
  justify-content: flex-end;
}

@media (max-width: 720px) {
  .student-learning-hub-card {
    gap: 12px;
    padding: 14px;
    border-radius: 18px;
  }

  .student-learning-hub-main {
    gap: 10px;
  }

  .student-learning-hub-copy {
    min-width: 0;
  }

  .student-learning-hub-copy h2 {
    font-size: 1.32rem;
  }

  .student-learning-hub-copy p {
    font-size: 0.94rem;
    line-height: 1.45;
  }

  .student-learning-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .student-learning-entry-card {
    min-height: 116px;
    padding: 13px;
    border-radius: 16px;
  }

  .student-wechat-qna-home-card {
    grid-template-columns: 1fr;
  }

  .student-wechat-qna-side {
    justify-content: flex-start;
    width: 100%;
  }

  .student-wechat-qna-launch {
    width: min(100%, 240px);
    padding: 8px;
  }

  .student-wechat-qna-card {
    width: 156px;
  }

  .student-learning-status {
    min-height: 30px;
    padding: 6px 10px;
    font-size: 0.84rem;
  }

  .student-learning-page-hero {
    padding: 16px;
    border-radius: 20px;
  }

  .student-learning-lesson-row {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
  }

  .student-learning-lesson-row .actions {
    grid-column: 1 / -1;
    justify-content: stretch;
  }

  .student-learning-lesson-row .button {
    width: 100%;
  }
}

@media (max-width: 380px) {
  .student-learning-actions {
    grid-template-columns: 1fr;
  }
}

.student-course-flow-empty {
  display: grid;
  gap: 12px;
}

.student-countdown-banner {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 14px 18px;
  border-radius: 16px;
  background: linear-gradient(135deg, #245f73, #0f6b57);
  color: #fff;
  box-shadow: 0 12px 26px rgba(15, 107, 87, 0.14);
}

.student-course-flow > .student-countdown-banner {
  margin-inline: 0;
  width: 100%;
}

.student-countdown-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.student-countdown-copy h2 {
  margin: 0;
  font-size: clamp(1.05rem, 2.6vw, 1.38rem);
  line-height: 1.18;
}

.student-countdown-copy h2 strong {
  color: #ffd057;
  font: inherit;
  font-weight: 950;
}

.student-countdown-meta {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  line-height: 1.35;
}

.student-countdown-banner-main {
  display: grid;
  gap: 2px;
  justify-items: end;
  text-align: right;
  flex: 0 0 auto;
}

.student-countdown-banner-label {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.88rem;
}

.student-countdown-banner-number {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  line-height: 1;
}

.student-countdown-banner-number strong {
  font-size: clamp(3rem, 11vw, 4.6rem);
  letter-spacing: 0;
}

.student-countdown-banner-number span {
  padding-bottom: 8px;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.82);
}

.student-stage-panels {
  display: grid;
}

.student-stage-panel {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: var(--shadow);
}

.student-stage-panel[hidden] {
  display: none !important;
}

.student-panel-head {
  display: grid;
  gap: 8px;
}

.student-stage-heading {
  display: grid;
  gap: 10px;
}

.student-stage-heading-badge {
  width: fit-content;
  padding: 7px 14px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
  font-size: 0.94rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.student-stage-heading-copy {
  display: grid;
  gap: 6px;
}

.student-stage-heading-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.student-panel-head h2,
.student-panel-head h3 {
  margin: 0;
  font-size: 1.45rem;
  line-height: 1.25;
}

.student-panel-head p {
  margin: 0;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.7;
}

.student-stage-main {
  display: grid;
  gap: 18px;
}

.student-stage-panel.is-guided-focus {
  border-color: rgba(15, 107, 87, 0.28);
  box-shadow: 0 0 0 3px rgba(15, 107, 87, 0.12), var(--shadow);
}

.student-stage-locked-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(247, 249, 247, 0.98), rgba(241, 244, 242, 0.98));
  border: 1px dashed rgba(23, 33, 29, 0.14);
}

.student-stage-locked-card strong,
.student-stage-locked-card p {
  margin: 0;
}

.student-stage-lock-badge {
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.08);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.student-stage-actions {
  align-items: center;
  gap: 12px;
}

.student-stage-actions .button,
.student-stage-actions button,
.student-stage-actions input[type="submit"] {
  min-height: 50px;
  padding: 13px 20px;
  border-radius: 14px;
  font-size: 1rem;
  font-weight: 800;
}

.student-stage-actions form {
  margin: 0;
}

.student-benefit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.student-benefit-merged {
  display: grid;
  gap: 8px;
  padding: 12px;
  border-radius: 14px;
  background: rgba(249, 250, 249, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-benefit-merged-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.student-benefits-overview {
  display: grid;
  gap: 14px;
}

.student-benefits-overview-head {
  display: grid;
  gap: 4px;
}

.student-benefits-overview-head h3 {
  margin: 0;
  font-size: 1.26rem;
  line-height: 1.35;
}

.student-benefit-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 11px 12px;
  border-radius: 14px;
  background: rgba(249, 250, 249, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-benefit-item-index {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
  font-weight: 900;
  font-size: 0.96rem;
}

.student-benefit-item strong,
.student-benefit-item p {
  margin: 0;
}

.student-benefit-item strong {
  font-size: 1rem;
  line-height: 1.42;
}

.student-benefit-item p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.student-coupon-box {
  display: grid;
  gap: 14px;
  padding: 20px 22px;
  border-radius: 22px;
  background: linear-gradient(135deg, #fff7e6, #fff3d6);
  border: 2px dashed #f39c12;
}

.student-coupon-box-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
  flex-wrap: wrap;
}

.student-coupon-box-head h3 {
  margin: 4px 0 0;
  font-size: 1.32rem;
  line-height: 1.3;
}

.student-coupon-box .student-coupon-code code {
  display: inline-block;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  color: #b85d0a;
  font-size: clamp(1.3rem, 4vw, 1.8rem);
  font-weight: 900;
  letter-spacing: 0.12em;
  white-space: nowrap;
  overflow-x: auto;
}

.student-panel-note {
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.58);
  color: #7f5206;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.65;
}

.student-guide-callout {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(36, 95, 115, 0.1), rgba(15, 107, 87, 0.12));
  border: 1px solid rgba(15, 107, 87, 0.16);
}

.student-guide-callout strong,
.student-guide-callout p {
  margin: 0;
}

.student-guide-callout strong {
  font-size: 1.05rem;
}

.student-guide-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.student-guide-step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  font-size: 1.04rem;
  line-height: 1.7;
}

.student-guide-step-index {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
  font-weight: 900;
}

.student-guide-visual {
  display: grid;
  gap: 10px;
}

.student-flow-details {
  display: grid;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.9);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-flow-details-summary {
  cursor: pointer;
  color: #0f6b57;
  font-weight: 800;
  list-style: none;
}

.student-flow-details-summary::-webkit-details-marker {
  display: none;
}

.student-flow-details-summary::before {
  content: "＋";
  margin-right: 8px;
  color: #0f6b57;
  font-weight: 900;
}

.student-flow-details[open] .student-flow-details-summary::before {
  content: "－";
}

.student-flow-details-body {
  display: grid;
  gap: 14px;
}

.student-materials-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 18px;
}

.student-materials-card,
.student-teacher-section {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-materials-card h3,
.student-teacher-section h3 {
  margin: 4px 0 0;
  font-size: 1.24rem;
  line-height: 1.35;
}

.student-materials-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.student-materials-meta-compact {
  grid-template-columns: 1fr;
}

.student-materials-stat {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-materials-stat span {
  color: var(--muted);
  font-size: 1rem;
}

.student-materials-stat strong {
  font-size: 1.08rem;
  line-height: 1.4;
}

.guest-zone {
  background:
    linear-gradient(180deg, rgba(251, 251, 247, 0.96), rgba(244, 247, 245, 0.98)),
    linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(183, 121, 31, 0.08));
}

.guest-register-page {
  min-height: calc(100vh - 190px);
  background:
    linear-gradient(180deg, rgba(251, 251, 247, 0.98), rgba(242, 247, 245, 0.96)),
    linear-gradient(135deg, rgba(27, 79, 143, 0.08), rgba(15, 107, 87, 0.1));
}

.guest-register-grid {
  align-items: start;
}

.guest-register-card,
.guest-register-side {
  display: grid;
  gap: 16px;
}

.guest-register-card h1,
.guest-register-side h2 {
  margin: 0;
}

.guest-register-card .lead {
  margin: 0;
}

.guest-course-choice-field {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: 0;
}

.guest-course-choice-field legend {
  margin-bottom: 4px;
  color: var(--ink);
  font-weight: 900;
}

.guest-course-choice-field legend span {
  margin-left: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.guest-course-choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.guest-course-choice {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-height: 74px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(23, 33, 29, 0.1);
  cursor: pointer;
}

.guest-course-choice input {
  width: 20px;
  height: 20px;
  accent-color: var(--green);
}

.guest-course-choice span {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.guest-course-choice strong {
  overflow: hidden;
  color: var(--ink);
  font-size: 0.98rem;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.guest-course-choice small {
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
}

.guest-course-choice:has(input:checked) {
  transform: translateY(-1px);
}

.guest-course-choice.guest-course-gaoxiang:has(input:checked) {
  border-color: rgba(37, 99, 235, 0.74);
  background: linear-gradient(180deg, rgba(219, 234, 254, 0.96), rgba(239, 246, 255, 1));
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.14), 0 0 0 1px rgba(37, 99, 235, 0.12);
}

.guest-course-choice.guest-course-gaoxiang:has(input:checked) input {
  accent-color: rgb(37, 99, 235);
}

.guest-course-choice.guest-course-xigui:has(input:checked) {
  border-color: rgba(217, 119, 6, 0.74);
  background: linear-gradient(180deg, rgba(254, 243, 199, 0.98), rgba(255, 251, 235, 1));
  box-shadow: 0 10px 24px rgba(217, 119, 6, 0.14), 0 0 0 1px rgba(217, 119, 6, 0.12);
}

.guest-course-choice.guest-course-xigui:has(input:checked) input {
  accent-color: rgb(217, 119, 6);
}

.guest-course-choice.guest-course-zhongxiang:has(input:checked) {
  border-color: rgba(124, 58, 237, 0.74);
  background: linear-gradient(180deg, rgba(237, 233, 254, 0.98), rgba(245, 243, 255, 1));
  box-shadow: 0 10px 24px rgba(124, 58, 237, 0.14), 0 0 0 1px rgba(124, 58, 237, 0.12);
}

.guest-course-choice.guest-course-zhongxiang:has(input:checked) input {
  accent-color: rgb(124, 58, 237);
}

.guest-zone-head {
  align-items: end;
}

.guest-zone-panel {
  display: grid;
  gap: 18px;
  margin-top: 22px;
}

.guest-course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.guest-course-card {
  display: grid;
  gap: 10px;
  min-height: 190px;
  padding: 18px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid rgba(23, 33, 29, 0.1);
  box-shadow: 0 14px 30px rgba(16, 32, 28, 0.06);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.guest-course-card:hover {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.32);
  box-shadow: 0 18px 36px rgba(16, 32, 28, 0.1);
}

.guest-course-card.is-empty {
  pointer-events: none;
  opacity: 0.58;
}

.guest-course-kicker,
.guest-material-card-head span {
  width: fit-content;
  min-height: 28px;
  padding: 3px 10px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.86rem;
  font-weight: 900;
}

.guest-course-card strong {
  font-size: 1.22rem;
  line-height: 1.35;
}

.guest-course-card small {
  color: var(--muted);
  font-size: 0.96rem;
}

.guest-course-card em {
  align-self: end;
  color: var(--green);
  font-style: normal;
  font-weight: 900;
}

.guest-course-actions {
  align-self: end;
  margin-top: 4px;
  gap: 8px;
}

.guest-course-actions .button {
  min-height: 40px;
  padding: 8px 12px;
  font-size: 0.94rem;
  white-space: nowrap;
}

.guest-course-gaoxiang .guest-course-kicker,
.guest-material-gaoxiang .guest-material-card-head span {
  background: #1b4f8f;
}

.guest-course-xigui .guest-course-kicker,
.guest-material-xigui .guest-material-card-head span {
  background: #0f6b57;
}

.guest-course-zhongxiang .guest-course-kicker,
.guest-material-zhongxiang .guest-material-card-head span {
  background: #b7791f;
}

.guest-course-gaoxiang {
  border-top: 4px solid #1b4f8f;
}

.guest-course-xigui {
  border-top: 4px solid #0f6b57;
}

.guest-course-zhongxiang {
  border-top: 4px solid #b7791f;
}

.guest-material-sections {
  display: grid;
  gap: 16px;
}

.guest-materials-compact {
  display: grid;
  gap: 16px;
}

.guest-material-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.guest-material-tab {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 10px 14px;
  border-radius: 16px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.guest-material-tab strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.98rem;
}

.guest-material-tab span {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 900;
}

.guest-material-tab.is-active {
  background: #fff;
  border-color: rgba(15, 107, 87, 0.3);
  box-shadow: 0 12px 24px rgba(16, 32, 28, 0.08);
}

.guest-material-tab.is-active span {
  color: var(--green);
}

.guest-material-section {
  display: grid;
  gap: 14px;
  padding-top: 4px;
}

.guest-material-list {
  display: grid;
  gap: 10px;
}

.guest-material-card {
  display: grid;
  grid-template-columns: minmax(118px, 0.16fr) minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 33, 29, 0.09);
}

.guest-material-card-head {
  display: flex;
  justify-content: flex-start;
  gap: 8px;
  align-items: center;
  min-width: 0;
}

.guest-material-card-head small {
  color: var(--muted);
  font-weight: 800;
  white-space: nowrap;
}

.guest-material-card h3,
.guest-material-card p {
  margin: 0;
}

.guest-material-card-copy {
  min-width: 0;
}

.guest-material-card h3 {
  font-size: 1.08rem;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.guest-material-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.guest-material-card .actions {
  margin: 0;
  justify-content: flex-end;
}

.guest-material-card .button {
  min-height: 42px;
  padding: 8px 14px;
  white-space: nowrap;
}

@media (max-width: 900px) {
  .guest-zone-head {
    align-items: start;
  }

  .guest-course-grid,
  .guest-course-choice-grid,
  .guest-material-tabs {
    grid-template-columns: 1fr;
  }

  .guest-material-card {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .guest-material-card .actions {
    justify-content: flex-start;
  }

  .guest-course-card {
    min-height: 0;
  }
}

.student-materials-stat-merged {
  gap: 4px;
}

.student-materials-stat-merged span,
.student-materials-stat-merged strong {
  display: block;
}

.student-coupon-meta,
.student-materials-card .muted,
.student-teacher-section .muted,
.student-stage-panel .muted,
.student-flow-status {
  font-size: 1rem;
  line-height: 1.65;
}

.student-section {
  display: grid;
  gap: 12px;
}

.student-checkin-shell,
.student-checkin-today-panel,
.student-checkin-detail-panel {
  display: grid;
  gap: 16px;
}

.student-checkin-hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.student-checkin-hero-copy {
  display: grid;
  gap: 6px;
}

.student-checkin-hero h1 {
  margin: 0;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  line-height: 1.15;
}

.student-checkin-hero .lead {
  margin: 0;
  max-width: 64ch;
}

.student-checkin-hero-actions {
  gap: 10px;
}

.student-checkin-stat-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.student-checkin-stat-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-checkin-stat-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.student-checkin-stat-card strong {
  font-size: 1.18rem;
  line-height: 1.35;
}

.student-checkin-today-head,
.student-checkin-day-head,
.student-checkin-detail-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.student-checkin-today-head h2,
.student-checkin-day-copy h3 {
  margin: 0;
  font-size: 1.22rem;
  line-height: 1.35;
}

.student-checkin-goal,
.student-checkin-materials {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
}

.student-checkin-materials {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-checkin-task-list,
.student-checkin-task-stack {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
}

.student-checkin-task-list {
  padding-left: 20px;
}

.student-checkin-task-list li {
  line-height: 1.7;
}

.student-checkin-task-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  font-weight: 600;
}

.student-checkin-task-option input {
  margin-top: 4px;
}

.student-checkin-day-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.5;
}

.student-checkin-day-list {
  display: grid;
  gap: 12px;
}

.student-checkin-day-card {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  flex-wrap: wrap;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.96);
}

.student-checkin-day-card.is-completed {
  border-color: rgba(15, 107, 87, 0.16);
  background: linear-gradient(180deg, rgba(240, 252, 247, 0.94), rgba(255, 255, 255, 0.98));
}

.student-checkin-day-card.is-backfill {
  border-color: rgba(215, 132, 28, 0.18);
  background: linear-gradient(180deg, rgba(255, 248, 234, 0.96), rgba(255, 255, 255, 0.98));
}

.student-checkin-day-card.is-today {
  border-color: rgba(36, 95, 115, 0.2);
  box-shadow: 0 10px 24px rgba(36, 95, 115, 0.08);
}

.student-checkin-day-card.is-future {
  opacity: 0.78;
}

.student-checkin-day-copy {
  display: grid;
  gap: 8px;
  flex: 1 1 360px;
}

.student-checkin-day-actions {
  display: grid;
  align-content: start;
}

.student-checkin-day-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-weight: 800;
  text-decoration: none;
}

.student-checkin-day-link.is-disabled {
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
}

.student-checkin-status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.08);
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 800;
  white-space: nowrap;
}

.student-checkin-status-pill.is-completed {
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
}

.student-checkin-status-pill.is-backfill {
  background: rgba(243, 156, 18, 0.14);
  color: #b26c00;
}

.student-checkin-status-pill.is-pending,
.student-checkin-status-pill.is-today {
  background: rgba(36, 95, 115, 0.12);
  color: #245f73;
}

.student-checkin-status-pill.is-future {
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
}

.student-checkin-status-pill.is-precalibration {
  background: rgba(100, 116, 139, 0.12);
  color: #475569;
}

.student-calendar-day.is-precalibration {
  background: rgba(100, 116, 139, 0.08);
  color: #64748b;
}

.student-checkin-calibration-shell,
.student-checkin-calibration-card {
  border-color: rgba(245, 158, 11, 0.24);
  background: linear-gradient(180deg, rgba(255, 251, 235, 0.98), rgba(255, 255, 255, 0.98));
}

.student-checkin-calibration-form {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(160px, 0.5fr);
  gap: 14px;
  align-items: end;
}

.student-checkin-calibration-copy {
  display: grid;
  gap: 6px;
}

.student-checkin-calibration-copy h2,
.student-checkin-calibration-copy p {
  margin: 0;
}

.student-checkin-calibration-actions {
  grid-column: 1 / -1;
}

.student-checkin-calibration-fallback {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-checkin-calibration-fallback summary {
  cursor: pointer;
  color: #775123;
  font-weight: 900;
}

.student-checkin-calibration-fallback[open] {
  background: rgba(255, 251, 235, 0.86);
  border-color: rgba(245, 158, 11, 0.22);
}

.student-checkin-calibration-fallback label {
  margin-top: 10px;
}

.student-checkin-admin-calibration {
  margin-bottom: 18px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-checkin-calibration-adjust {
  border-radius: 16px;
  border: 1px solid rgba(245, 158, 11, 0.18);
  background: rgba(255, 251, 235, 0.72);
  overflow: hidden;
}

.student-checkin-calibration-adjust summary {
  cursor: pointer;
  padding: 12px 14px;
  color: #9a6112;
  font-weight: 800;
}

.student-checkin-calibration-adjust .student-checkin-calibration-form {
  padding: 0 14px 14px;
}

.student-checkin-detail-block {
  display: grid;
  gap: 10px;
}

.student-checkin-form textarea {
  min-height: 140px;
}

.student-mobile-section {
  display: grid;
  gap: 0;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.student-mobile-section summary {
  list-style: none;
}

.student-mobile-section summary::-webkit-details-marker {
  display: none;
}

.student-mobile-section-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  cursor: pointer;
}

.student-mobile-section-summary::after {
  content: "+";
  flex: 0 0 auto;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--muted);
}

.student-mobile-section[open] .student-mobile-section-summary::after {
  content: "-";
}

.student-mobile-section-copy {
  display: grid;
  gap: 4px;
}

.student-mobile-section-copy strong,
.student-mobile-section-copy span {
  margin: 0;
}

.student-mobile-section-copy span {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.student-mobile-section-body {
  padding: 0 20px 20px;
}

.student-course-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.student-course-card,
.student-file-card {
  display: grid;
  gap: 14px;
  align-content: start;
}

.student-course-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.student-course-card h3,
.student-file-card h3,
.student-tool-card h2 {
  margin: 0;
}

.student-file-list {
  display: grid;
  gap: 12px;
}

.student-file-row {
  padding: 16px 0;
}

.student-file-panel {
  display: grid;
  gap: 0;
}

.student-tool-card {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.student-tool-card-copy {
  display: grid;
  gap: 10px;
}

.student-memorize-home-card {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
}

.student-memorize-home-copy {
  display: grid;
  gap: 8px;
}

.student-memorize-home-card h3 {
  margin: 0;
  font-size: 1.36rem;
  line-height: 1.3;
}

.protocol-home-shortcuts {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 14px;
  min-width: min(560px, 50vw);
}

.protocol-home-shortcut {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: end;
  gap: 10px;
  min-height: 148px;
  padding: 24px 22px;
  border: 0;
  border-radius: 22px;
  color: #fff;
  text-decoration: none;
  box-shadow: 0 18px 34px rgba(23, 33, 29, 0.14);
}

.protocol-home-shortcut::after {
  content: "";
  position: absolute;
  right: -42px;
  bottom: -34px;
  width: 145px;
  height: 145px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.2);
}

.protocol-home-shortcut:hover,
.protocol-home-shortcut:focus-visible {
  text-decoration: none;
  transform: translateY(-2px);
  box-shadow: 0 22px 40px rgba(23, 33, 29, 0.18);
}

.protocol-home-shortcut-label {
  position: relative;
  z-index: 1;
  width: fit-content;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  color: rgba(255, 255, 255, 0.94);
  font-size: 1rem;
  font-weight: 900;
}

.protocol-home-shortcut strong {
  position: relative;
  z-index: 1;
  font-size: clamp(1.38rem, 2.4vw, 1.86rem);
  line-height: 1.25;
}

.protocol-home-shortcut.is-handout {
  background: linear-gradient(135deg, #0f7f67, #35c4a2);
}

.protocol-home-shortcut.is-practice {
  background: linear-gradient(135deg, #1d7fac, #61c7eb);
}

.protocol-home-shortcut.is-muted {
  background: linear-gradient(135deg, #64748b, #94a3b8);
}

.calc-help-home-card .actions {
  display: flex;
  justify-content: flex-end;
}

.calc-help-home-action,
.calc-help-open-button,
.calc-help-submit-button {
  position: relative;
  overflow: hidden;
  border: 0;
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 0 rgba(12, 28, 22, 0.14);
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.calc-help-home-action::before,
.calc-help-open-button::before,
.calc-help-submit-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.calc-help-home-action:hover,
.calc-help-open-button:hover,
.calc-help-submit-button:hover,
.calc-help-home-action:focus-visible,
.calc-help-open-button:focus-visible,
.calc-help-submit-button:focus-visible {
  transform: translateY(-1px);
  filter: saturate(1.04);
}

.calc-help-home-action:active,
.calc-help-open-button:active,
.calc-help-submit-button:active {
  transform: translateY(0);
}

.calc-help-home-action {
  min-width: 188px;
  justify-content: center;
  background: linear-gradient(135deg, #0f6b57 0%, #157a6a 52%, #245f73 100%);
  box-shadow: 0 18px 34px rgba(36, 95, 115, 0.22);
}

.calc-help-open-button {
  min-width: 196px;
  justify-content: center;
  background: linear-gradient(135deg, #0f6b57 0%, #157a6a 54%, #245f73 100%);
  box-shadow: 0 18px 34px rgba(36, 95, 115, 0.22);
}

.calc-help-submit-button {
  min-width: 148px;
  background: linear-gradient(135deg, #245f73 0%, #157a6a 52%, #0f6b57 100%);
  box-shadow: 0 18px 34px rgba(36, 95, 115, 0.22);
}

.student-practice-page {
  display: grid;
  gap: 16px;
}

.student-practice-page .section-head.student-practice-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 0;
}

.student-practice-header-copy {
  display: grid;
  gap: 6px;
}

.student-practice-page .section-head.student-practice-header h1 {
  margin: 0;
  font-size: clamp(2rem, 3.6vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.student-practice-page .section-head.student-practice-header .eyebrow {
  margin: 0;
  font-size: 0.9rem;
}

.student-practice-page .section-head.student-practice-header .lead {
  margin: 0;
  max-width: 700px;
  color: #64748b;
  font-size: 1.04rem;
  line-height: 1.55;
}

.student-practice-top-actions {
  margin-top: 0;
  gap: 8px;
  justify-content: flex-end;
}

.student-practice-top-actions .button {
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 1rem;
}

.student-practice-directory-head,
.student-practice-chapter-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
}

.student-practice-directory-head {
  scroll-margin-top: 92px;
}

.student-practice-directory-head h2,
.student-practice-chapter-head h2 {
  margin: 0;
  font-size: 1.5rem;
  line-height: 1.25;
}

.student-practice-directory-head .muted,
.student-practice-chapter-head .muted {
  margin: 6px 0 0;
  max-width: 720px;
}

.student-practice-shell .stats-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.student-practice-shell .stat-item {
  background: #fafbff;
  border-radius: 16px;
  padding: 16px 18px;
  border: 1px solid #edf2f7;
}

.student-practice-shell .stat-item .num {
  font-size: 1.75rem;
  font-weight: 800;
  color: #1e293b;
  line-height: 1;
}

.student-practice-shell .stat-item .label {
  font-size: 0.98rem;
  color: #64748b;
  margin-top: 6px;
}

.student-practice-shell .stat-item .num.green {
  color: #00b894;
}

.student-practice-shell .stat-item .num.red {
  color: #e17055;
}

.student-practice-shell .stat-item .num.blue {
  color: #4f6ef7;
}

.student-practice-shell .stat-item .num.orange {
  color: #f39c12;
}

.student-practice-shell .progress-block {
  background: #fafbff;
  border-radius: 16px;
  padding: 16px 18px;
  border: 1px solid #edf2f7;
}

.student-practice-shell .progress-block .top-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  color: #1e293b;
  flex-wrap: wrap;
}

.student-practice-shell .progress-block .track {
  margin-top: 8px;
  height: 9px;
  background: #e9edf4;
  border-radius: 40px;
  overflow: hidden;
}

.student-practice-shell .progress-block .track .fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, #4f6ef7, #6c5ce7);
  border-radius: 40px;
}

.student-practice-shell .progress-block .detail {
  display: flex;
  gap: 14px 18px;
  margin-top: 10px;
  font-size: 0.98rem;
  color: #475569;
  flex-wrap: wrap;
}

.student-practice-shell .progress-block .detail .dot-green,
.student-practice-shell .progress-block .detail .dot-red,
.student-practice-shell .progress-block .detail .dot-gray {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
}

.student-practice-shell .progress-block .detail .dot-green {
  background: #00b894;
}

.student-practice-shell .progress-block .detail .dot-red {
  background: #e17055;
}

.student-practice-shell .progress-block .detail .dot-gray {
  background: #d1d5db;
}

.student-practice-shell .question-area {
  position: relative;
  overflow: visible;
  background: #fafbff;
  border-radius: 18px;
  padding: 20px 20px 16px;
  border: 1px solid #edf2f7;
}

.student-practice-shell .question-area .q-header {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 0.96rem;
  color: #94a3b8;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.student-practice-edge-nav {
  position: absolute;
  top: 50%;
  z-index: 4;
  width: 34px;
  min-height: 34px;
  padding: 0;
  border: 1px solid rgba(79, 110, 247, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  color: #4f6ef7;
  box-shadow: 0 8px 18px rgba(79, 110, 247, 0.1);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1;
  transform: translateY(-50%);
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.student-practice-edge-nav.is-prev {
  left: -17px;
}

.student-practice-edge-nav.is-next {
  right: -17px;
}

.student-practice-edge-nav:hover {
  background: #4f6ef7;
  border-color: rgba(79, 110, 247, 0.28);
  color: #fff;
}

.student-practice-edge-nav:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.student-practice-shell .question-area .q-text {
  font-size: 1.2rem;
  font-weight: 700;
  color: #1e293b;
  line-height: 1.5;
  margin-bottom: 4px;
  white-space: normal;
  overflow-wrap: anywhere;
  scroll-margin-top: 14px;
}

.student-practice-shell .question-area .q-tag {
  display: inline-block;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 2px 12px;
  border-radius: 30px;
  background: #eef2ff;
  color: #4f6ef7;
  margin-bottom: 14px;
}

.student-practice-mark-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  margin: 0 0 12px;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1.5px solid rgba(217, 119, 6, 0.28);
  background: #fff7ed;
  color: #b45309;
  font-size: 0.94rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(217, 119, 6, 0.08);
}

.student-practice-mark-button:hover,
.student-practice-mark-button.is-marked {
  background: #f59e0b;
  border-color: #d97706;
  color: #fff;
}

.student-practice-mark-button:disabled {
  opacity: 0.65;
  cursor: wait;
}

.student-practice-shell .options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.student-practice-shell .option-item {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 12px;
  background: #fff;
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 1.08rem;
  font-weight: 600;
  color: #1e293b;
  transition: 0.2s;
  min-width: 0;
  max-width: 100%;
  overflow-wrap: anywhere;
}

.student-practice-shell .option-item:hover {
  border-color: #4f6ef7;
  background: #f8faff;
}

.student-practice-shell .option-item.is-selected {
  border-color: #4f6ef7;
  background: #eef4ff;
}

.student-practice-shell .option-item.is-selected .letter {
  background: #4f6ef7;
  color: #fff;
}

.student-practice-shell .option-item .letter {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #f1f4f9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.86rem;
  color: #475569;
  flex-shrink: 0;
  margin-top: 1px;
}

.student-practice-shell .option-item .option-copy {
  display: block;
  flex: 1 1 auto;
  width: 100%;
  line-height: 1.45;
  text-align: left;
  white-space: normal;
  overflow-wrap: anywhere;
}

.student-practice-shell .option-item.correct {
  border-color: #00b894;
  background: #ecfdf5;
}

.student-practice-shell .option-item.correct .letter {
  background: #00b894;
  color: #fff;
}

.student-practice-shell .option-item.wrong {
  border-color: #e17055;
  background: #fef2f2;
}

.student-practice-shell .option-item.wrong .letter {
  background: #e17055;
  color: #fff;
}

.protocol-drill-case-intro,
.protocol-drill-prompt-lines {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
  padding: 12px 14px;
  border-left: 3px solid #0f6b57;
  background: #f3faf7;
  color: #334155;
  line-height: 1.7;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.protocol-drill-prompt-lines {
  margin: 12px 0 0;
  border-left-color: #94a3b8;
  background: #f8fafc;
}

.protocol-drill-prompt-lines p,
.protocol-drill-judge-row p {
  margin: 0;
}

.protocol-drill-judge-row {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
}

.protocol-drill-match-row {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  background: #fff;
}

.protocol-drill-match-row p {
  margin: 0;
}

.protocol-drill-choice-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.protocol-drill-match-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.protocol-drill-match-options .option-item {
  width: 44px;
  min-height: 40px;
  padding: 6px;
}

.protocol-drill-matching-options {
  margin: 0;
}

.protocol-drill-short-answer {
  min-height: 180px;
  line-height: 1.7;
  font-size: 1.08rem;
  width: 100%;
  max-width: 100%;
  resize: vertical;
}

.protocol-drill-submit-answer {
  align-self: flex-start;
  margin-top: 4px;
}

.protocol-drill-case-question-list {
  display: grid;
  gap: 18px;
}

.protocol-drill-subquestion {
  display: grid;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid #e2e8f0;
  scroll-margin-top: 14px;
}

.protocol-drill-subquestion:first-child {
  border-top: 0;
  padding-top: 0;
}

.protocol-drill-subquestion-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  color: #64748b;
  font-size: 0.94rem;
  font-weight: 800;
}

.protocol-drill-subquestion-head strong {
  color: var(--ink);
}

.protocol-drill-subquestion-status,
.protocol-drill-case-progress span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #f1f5f9;
  color: #64748b;
  font-style: normal;
  font-size: 0.86rem;
  font-weight: 900;
}

.protocol-drill-subquestion-status.is-draft {
  background: #fff7ed;
  color: #b45309;
}

.protocol-drill-subquestion-status.is-scored {
  background: #fef2f2;
  color: #b42318;
}

.protocol-drill-subquestion-status.is-full {
  background: #ecfdf5;
  color: #047857;
}

.protocol-drill-case-progress {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 12px;
}

.student-practice-shell .action-row {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  flex-wrap: nowrap;
  gap: 12px;
}

.student-practice-action-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.student-practice-action-group-links {
  flex: 1 1 auto;
}

.student-practice-action-group-nav {
  justify-content: flex-end;
}

.student-practice-submit-feedback {
  width: 100%;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.student-practice-submit-feedback[hidden] {
  display: none !important;
}

.student-practice-submit-feedback.is-success {
  color: #0f9f7a;
}

.student-practice-submit-feedback.notice {
  color: #b42318;
  font-weight: 700;
}

.memorize-restart-row {
  justify-content: flex-end;
  margin-top: -4px;
}

.student-practice-shell .btn-primary,
.student-practice-shell .btn-outline,
.student-practice-shell .btn-outline-red,
.student-practice-shell .btn-success {
  min-height: 42px;
  border-radius: 40px;
  font-weight: 800;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.2s;
}

.student-practice-shell .btn-primary.is-hidden,
.student-practice-shell .btn-outline.is-hidden,
.student-practice-shell .btn-outline-red.is-hidden,
.student-practice-shell .btn-success.is-hidden {
  display: none !important;
}

.student-practice-shell .btn-primary {
  background: #4f6ef7;
  color: #fff;
  border: none;
  padding: 10px 20px;
}

.student-practice-shell .btn-primary:hover {
  background: #3a56d4;
}

.student-practice-shell .btn-outline {
  background: transparent;
  border: 1.5px solid #e2e8f0;
  padding: 10px 18px;
  color: #475569;
}

.student-practice-shell .btn-outline:hover {
  border-color: #4f6ef7;
  color: #4f6ef7;
}

.student-practice-shell .btn-outline-red {
  background: transparent;
  border: 1.5px solid #e17055;
  color: #e17055;
  padding: 10px 18px;
}

.student-practice-shell .btn-outline-red:hover {
  background: #fef2f2;
}

.student-practice-shell .btn-success {
  background: #00b894;
  color: #fff;
  border: none;
  padding: 10px 20px;
}

.student-practice-shell .btn-success:hover {
  background: #00a381;
}

.student-practice-shell {
  display: grid;
  gap: 14px;
  max-width: none;
  width: 100%;
  margin: 0 auto;
  padding: 18px;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 20px 60px rgba(79, 110, 247, 0.1);
  touch-action: pan-y;
  overscroll-behavior-x: contain;
  cursor: grab;
  user-select: none;
}

.student-practice-shell.is-swipe-dragging {
  cursor: grabbing;
  transform: scale(0.997);
}

.student-practice-shell textarea,
.student-practice-shell input,
.student-practice-shell button,
.student-practice-shell a {
  user-select: auto;
}

.student-practice-bank-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.student-practice-bank-feedback {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  margin: 0 0 12px;
  padding: 7px 12px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #047857;
  font-size: 0.9rem;
  font-weight: 900;
}

.student-practice-bank-card {
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--practice-bank-border, #dbe4ef);
  background:
    linear-gradient(135deg, var(--practice-bank-soft, #f8fafc) 0%, rgba(255, 255, 255, 0.96) 72%),
    #fff;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.student-practice-bank-card.is-active {
  border-color: var(--practice-bank-accent, #4f6ef7);
  background:
    linear-gradient(135deg, var(--practice-bank-active-soft, #eef2ff) 0%, rgba(255, 255, 255, 0.96) 76%),
    #fff;
  box-shadow: 0 14px 30px var(--practice-bank-shadow, rgba(79, 110, 247, 0.18));
}

.student-practice-bank-card.is-switching {
  border-color: #0f766e;
  background: #ecfdf5;
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(15, 118, 110, 0.16);
}

.student-practice-bank-card span {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: var(--practice-bank-accent, #4f6ef7);
  font-weight: 900;
}

.student-practice-bank-card span em {
  flex: 0 0 auto;
  border-radius: 999px;
  background: var(--practice-bank-accent, #4f6ef7);
  color: #fff;
  padding: 3px 8px;
  font-size: 0.74rem;
  font-style: normal;
  line-height: 1.2;
}

.student-practice-bank-card strong {
  font-size: 1.08rem;
  color: #1e293b;
}

.student-practice-bank-card small {
  color: #64748b;
  line-height: 1.45;
}

.student-practice-bank-card-original {
  --practice-bank-accent: #0f766e;
  --practice-bank-border: rgba(20, 184, 166, 0.32);
  --practice-bank-soft: rgba(20, 184, 166, 0.12);
  --practice-bank-active-soft: rgba(20, 184, 166, 0.2);
  --practice-bank-shadow: rgba(15, 118, 110, 0.14);
}

.student-practice-bank-card-past_exam {
  --practice-bank-accent: #b45309;
  --practice-bank-border: rgba(245, 158, 11, 0.34);
  --practice-bank-soft: rgba(245, 158, 11, 0.14);
  --practice-bank-active-soft: rgba(245, 158, 11, 0.22);
  --practice-bank-shadow: rgba(180, 83, 9, 0.14);
}

.student-practice-bank-original .button.primary.student-smart-review-button {
  border-color: rgba(20, 184, 166, 0.42);
  background:
    linear-gradient(135deg, rgba(20, 184, 166, 0.2), rgba(37, 99, 235, 0.12)),
    #f0fdfa;
  color: #0f766e;
  box-shadow: 0 12px 24px rgba(15, 118, 110, 0.12);
  white-space: nowrap;
}

.student-practice-bank-original .button.primary.student-smart-review-button:hover {
  border-color: rgba(15, 118, 110, 0.55);
  background:
    linear-gradient(135deg, rgba(20, 184, 166, 0.28), rgba(37, 99, 235, 0.16)),
    #ecfeff;
  color: #0b5f59;
  text-decoration: none;
}

.student-smart-review-cta {
  display: inline-grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: min(680px, 100%);
  margin-top: 10px;
  padding: 10px 12px;
  border: 1px solid rgba(20, 184, 166, 0.24);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(236, 253, 245, 0.72), rgba(239, 246, 255, 0.7));
}

.student-smart-review-cta .student-smart-review-button {
  min-height: 40px;
  padding: 8px 16px;
  border-radius: 14px;
  font-size: 1rem;
  box-shadow: none;
  order: 2;
}

.student-smart-review-cta small {
  order: 1;
  color: #64748b;
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.42;
}

.student-practice-directory-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.student-practice-chapter-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid var(--chapter-border, #e2e8f0);
  background:
    linear-gradient(135deg, var(--chapter-accent-soft, rgba(79, 110, 247, 0.08)) 0%, rgba(255, 255, 255, 0) 42%),
    linear-gradient(180deg, #ffffff 0%, var(--chapter-bg, #f8fbff) 100%);
  color: inherit;
  text-decoration: none;
  box-shadow: 0 12px 30px var(--chapter-shadow, rgba(79, 110, 247, 0.08));
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.student-practice-chapter-card:hover {
  transform: translateY(-2px);
  border-color: var(--chapter-accent, #4f6ef7);
  box-shadow: 0 18px 36px var(--chapter-shadow-strong, rgba(79, 110, 247, 0.14));
}

.student-practice-bank-original .student-practice-chapter-card.is-tone-0,
.student-practice-bank-original .student-practice-chapter-card.is-tone-2 {
  --chapter-accent: #2563eb;
  --chapter-accent-2: #14b8a6;
  --chapter-accent-soft: rgba(37, 99, 235, 0.1);
  --chapter-bg: #f8fbff;
  --chapter-border: #bfdbfe;
  --chapter-shadow: rgba(37, 99, 235, 0.08);
  --chapter-shadow-strong: rgba(37, 99, 235, 0.16);
}

.student-practice-bank-original .student-practice-chapter-card.is-tone-1,
.student-practice-bank-original .student-practice-chapter-card.is-tone-3 {
  --chapter-accent: #0f766e;
  --chapter-accent-2: #22c55e;
  --chapter-accent-soft: rgba(15, 118, 110, 0.1);
  --chapter-bg: #f7fffb;
  --chapter-border: #99f6e4;
  --chapter-shadow: rgba(15, 118, 110, 0.08);
  --chapter-shadow-strong: rgba(15, 118, 110, 0.15);
}

.student-practice-bank-past_exam .student-practice-chapter-card.is-tone-0,
.student-practice-bank-past_exam .student-practice-chapter-card.is-tone-2 {
  --chapter-accent: #b45309;
  --chapter-accent-2: #f59e0b;
  --chapter-accent-soft: rgba(245, 158, 11, 0.12);
  --chapter-bg: #fffaf2;
  --chapter-border: #fed7aa;
  --chapter-shadow: rgba(180, 83, 9, 0.08);
  --chapter-shadow-strong: rgba(180, 83, 9, 0.15);
}

.student-practice-bank-past_exam .student-practice-chapter-card.is-tone-1,
.student-practice-bank-past_exam .student-practice-chapter-card.is-tone-3 {
  --chapter-accent: #9333ea;
  --chapter-accent-2: #f97316;
  --chapter-accent-soft: rgba(147, 51, 234, 0.1);
  --chapter-bg: #fdfaff;
  --chapter-border: #e9d5ff;
  --chapter-shadow: rgba(147, 51, 234, 0.07);
  --chapter-shadow-strong: rgba(147, 51, 234, 0.14);
}

.student-practice-chapter-card.is-empty {
  background: #f8fafc;
  box-shadow: none;
  cursor: default;
}

.student-practice-chapter-card.is-empty:hover {
  transform: none;
  border-color: #e2e8f0;
  box-shadow: none;
}

.student-practice-chapter-card h2 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.4;
  color: #1e293b;
  word-break: keep-all;
  overflow-wrap: normal;
}

.student-practice-chapter-card p {
  margin: 0;
  color: #64748b;
  line-height: 1.55;
  font-size: 0.98rem;
}

.student-practice-chapter-card-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.student-practice-chapter-status,
.student-practice-chapter-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.1;
  white-space: nowrap;
}

.student-practice-chapter-status {
  background: var(--chapter-accent-soft, #eef2ff);
  color: var(--chapter-accent, #4f6ef7);
}

.student-practice-chapter-arrow {
  background: #f8fafc;
  color: #475569;
}

.student-practice-chapter-progress {
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: #e2e8f0;
}

.student-practice-chapter-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--chapter-accent, #4f6ef7), var(--chapter-accent-2, #6c5ce7));
}

.student-practice-chapter-card-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
  color: #475569;
  font-size: 0.9rem;
  font-weight: 700;
}

.student-practice-chapter-card-stats span {
  min-width: 0;
  padding: 6px 8px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.62);
  text-align: center;
  white-space: nowrap;
}

.student-practice-empty-state {
  grid-column: 1 / -1;
  display: grid;
  gap: 10px;
}

.student-practice-empty-state h2,
.student-practice-empty-state p {
  margin: 0;
}

.student-practice-stats,
.student-practice-progress,
.student-practice-question,
.student-practice-actions {
  margin-bottom: 0;
}

.student-practice-question .option-item {
  width: 100%;
  border: 2px solid #e9edf4;
  text-align: left;
}

.student-practice-question .option-item[disabled] {
  cursor: default;
}

.student-practice-analysis {
  margin-top: 14px;
  background: #eef2ff;
  border-radius: 12px;
  padding: 12px 14px;
  border-left: 3px solid #4f6ef7;
}

.student-practice-analysis strong,
.student-practice-analysis p {
  margin: 0;
}

.student-practice-analysis p {
  color: #475569;
  margin-top: 4px;
  font-size: 0.98rem;
  line-height: 1.55;
  white-space: normal;
  overflow-wrap: anywhere;
}

.student-practice-answer-reveal {
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #fff8ec;
  border-left: 3px solid #e17055;
  color: #9a3412;
  font-weight: 700;
  line-height: 1.55;
  white-space: normal;
  overflow-wrap: anywhere;
}

.student-practice-answer-panel {
  gap: 10px;
  background: linear-gradient(180deg, rgba(255, 248, 236, 0.98), rgba(255, 255, 255, 0.96));
  border: 1px solid rgba(232, 149, 32, 0.2);
  border-left: 4px solid #e89520;
  color: #475569;
  font-weight: 700;
}

.student-practice-answer-panel strong {
  color: var(--ink);
}

.protocol-practice-status-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0;
}

.protocol-practice-status-tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
}

.protocol-practice-status-tag.is-wrong {
  color: #a83b2d;
  background: #fff0ed;
  border: 1px solid #f3c8c1;
}

.protocol-practice-status-tag.is-marked {
  color: #765900;
  background: #fff7d6;
  border: 1px solid #ead483;
}

.protocol-practice-review-page .option-item small {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.78rem;
}

.student-practice-answer-verdict {
  width: fit-content;
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  color: #fff;
  font-size: 0.92rem;
  font-weight: 900;
}

.student-practice-answer-verdict.is-correct {
  background: #0f9f7a;
}

.student-practice-answer-verdict.is-wrong {
  background: #e17055;
}

.student-practice-result {
  display: grid;
  gap: 12px;
}

.student-practice-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.student-practice-summary-grid div {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-practice-summary-grid div.is-score {
  background: linear-gradient(135deg, rgba(15, 107, 87, 0.96), rgba(37, 99, 235, 0.9));
  border-color: rgba(15, 107, 87, 0.3);
  color: #fff;
}

.student-practice-summary-grid strong {
  font-size: 1.22rem;
  line-height: 1.15;
}

.student-practice-summary-grid div.is-score strong {
  font-size: clamp(2rem, 5vw, 3.2rem);
}

.student-practice-summary-grid span {
  color: var(--muted);
  font-size: 0.92rem;
}

.student-practice-summary-grid div.is-score span {
  color: rgba(255, 255, 255, 0.86);
  font-weight: 800;
}

.student-practice-summary-actions {
  flex-wrap: wrap;
}

.student-practice-summary-actions .button {
  min-height: 42px;
}

.student-practice-answer-card {
  display: grid;
  gap: 12px;
  padding: 14px 16px 16px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-practice-answer-card > summary {
  cursor: pointer;
  font-weight: 900;
  color: var(--ink);
}

.student-practice-answer-card-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  color: var(--muted);
  font-weight: 800;
}

.student-practice-answer-card-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.student-practice-answer-card-legend i {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: #cbd5e1;
}

.student-practice-answer-card-legend .is-correct,
.student-practice-answer-card-grid button.is-correct {
  background: #0f9f7a;
}

.student-practice-answer-card-legend .is-wrong,
.student-practice-answer-card-grid button.is-wrong {
  background: #e17055;
}

.student-practice-answer-card-legend .is-empty,
.student-practice-answer-card-grid button.is-empty {
  background: #cbd5e1;
}

.student-practice-answer-card-legend .is-marked {
  background: #f59e0b;
}

.student-practice-answer-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(38px, 1fr));
  gap: 8px;
  max-height: min(46vh, 560px);
  overflow: auto;
  padding-right: 4px;
}

.student-practice-answer-card-grid button {
  width: 100%;
  min-height: 38px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  color: var(--ink);
  background: #fff;
  font-weight: 900;
  cursor: pointer;
  box-shadow: none;
}

.student-practice-answer-card-grid button.is-correct {
  color: #0f6b57;
  border-color: rgba(15, 107, 87, 0.22);
  background: rgba(232, 244, 239, 0.98);
}

.student-practice-answer-card-grid button.is-wrong {
  color: #b23b2d;
  border-color: rgba(178, 59, 45, 0.22);
  background: rgba(254, 242, 242, 0.98);
}

.student-practice-answer-card-grid button.is-empty {
  color: var(--muted);
  border-color: rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.98);
}

.student-practice-answer-card-grid button.is-marked {
  position: relative;
  border-color: rgba(217, 119, 6, 0.42);
  box-shadow: inset 0 0 0 2px rgba(245, 158, 11, 0.28);
}

.student-practice-answer-card-grid button.is-marked::after {
  content: "";
  position: absolute;
  top: 4px;
  right: 4px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #f59e0b;
}

.student-practice-result h2,
.student-practice-result p {
  margin: 0;
}

.student-portal-card,
.student-paper-card {
  display: grid;
  gap: 18px;
}

.student-countdown-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.student-countdown-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-countdown-card h2 {
  margin: 4px 0 0;
  font-size: 1.2rem;
}

.student-countdown-numberline {
  display: flex;
  align-items: end;
  gap: 8px;
  line-height: 1;
}

.student-countdown-numberline strong {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  letter-spacing: -0.06em;
}

.student-countdown-numberline span {
  font-weight: 800;
  color: var(--muted);
  padding-bottom: 6px;
}

.student-countdown-label {
  margin: 0;
  font-weight: 800;
}

.student-portal-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.student-portal-header h2 {
  margin: 4px 0 0;
}

.student-portal-flow {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.student-portal-copy,
.student-portal-block {
  display: grid;
  gap: 12px;
}

.student-portal-copy h2,
.student-portal-block h3,
.student-paper-card h2,
.student-flow-step h3 {
  margin: 0;
}

.student-portal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.student-flow-step,
.student-portal-block {
  padding: 18px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.95);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-flow-step {
  display: grid;
  gap: 14px;
  align-content: start;
  position: relative;
  padding-left: 78px;
}

.student-flow-step::before {
  content: "";
  position: absolute;
  left: 29px;
  top: 52px;
  bottom: -20px;
  width: 2px;
  background: linear-gradient(180deg, rgba(15, 107, 87, 0.28), rgba(15, 107, 87, 0.04));
}

.student-flow-step:last-child::before {
  display: none;
}

.student-flow-index {
  position: absolute;
  left: 0;
  top: 0;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(15, 107, 87, 0.16), rgba(15, 107, 87, 0.08));
  color: #0f6b57;
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.student-portal-block ul,
.student-portal-block ol,
.student-flow-list {
  margin: 0;
  padding-left: 1.2em;
  color: var(--muted);
}

.student-portal-image,
.student-teacher-qr {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: #fff;
  object-fit: cover;
}

.student-image-launch {
  position: relative;
  display: grid;
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
  text-align: left;
}

.student-image-launch:hover .student-portal-image,
.student-image-launch:hover .student-teacher-qr,
.student-image-launch:focus-visible .student-portal-image,
.student-image-launch:focus-visible .student-teacher-qr {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(10, 28, 20, 0.12);
  border-color: rgba(15, 107, 87, 0.2);
  outline: none;
}

.student-image-launch-qr {
  justify-items: start;
}

.student-image-launch-badge {
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.student-teacher-qr {
  max-width: 220px;
}

.student-image-modal {
  position: fixed;
  inset: 0;
  z-index: 95;
}

.student-image-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(7, 11, 16, 0.72);
  backdrop-filter: blur(8px);
}

.student-image-dialog {
  position: relative;
  width: min(760px, calc(100vw - 24px));
  margin: min(6vh, 32px) auto 0;
  padding: 20px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 28px 72px rgba(10, 28, 20, 0.24);
}

.student-image-close {
  position: absolute;
  top: 10px;
  right: 12px;
  border: 0;
  background: transparent;
  color: #40514a;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
}

.student-image-frame {
  display: grid;
  gap: 10px;
  justify-items: center;
  text-align: center;
}

.student-image-preview {
  width: min(100%, 680px);
  max-height: min(72vh, 860px);
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: #fff;
  object-fit: contain;
  box-shadow: var(--shadow);
}

.student-image-empty,
.student-image-caption {
  margin: 0;
}

.student-image-empty {
  color: var(--muted);
}

.student-image-caption {
  margin-top: 12px;
  text-align: center;
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.5;
}

body.is-student-image-open {
  overflow: hidden;
}

.student-portal-placeholder {
  min-height: 240px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 20px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.95);
  border: 1px dashed rgba(23, 33, 29, 0.14);
  color: var(--muted);
}

.student-coupon-code {
  margin: 0;
}

.student-coupon-code code {
  display: inline-block;
  max-width: 100%;
  padding: 10px 14px;
  border-radius: 14px;
  background: rgba(23, 33, 29, 0.06);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 1.05rem;
  line-height: 1.3;
  letter-spacing: 0.03em;
  word-break: break-all;
}

.student-flow-status {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-weight: 800;
}

.student-flow-locked {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(23, 33, 29, 0.04);
  border: 1px dashed rgba(23, 33, 29, 0.16);
}

.student-coupon-panel {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(15, 107, 87, 0.08), rgba(247, 249, 247, 0.96));
  border: 1px solid rgba(15, 107, 87, 0.14);
}

.student-coupon-panel-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: start;
}

.student-coupon-panel-head h4 {
  margin: 4px 0 0;
  font-size: 1.08rem;
}

.student-coupon-meta {
  margin: 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.student-flow-next {
  margin: 0;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
  font-weight: 700;
}

.student-flow-step-accent {
  background: rgba(255, 255, 255, 0.96);
  border-color: rgba(15, 107, 87, 0.18);
  box-shadow: 0 8px 24px rgba(15, 107, 87, 0.06);
}

.student-flow-tiplist {
  color: var(--text);
}

.student-paper-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 22px;
}

.student-paper-card-copy {
  display: grid;
  gap: 12px;
}

.student-paper-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.student-paper-stat {
  display: grid;
  gap: 6px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-paper-stat strong {
  font-size: 1.02rem;
  line-height: 1.4;
}

.student-paper-stat-label {
  color: var(--muted);
  font-size: 0.92rem;
}

.student-paper-guidance {
  margin: 0;
  color: var(--muted);
}

.student-paper-page {
  display: grid;
  gap: 20px;
}

.student-paper-hero,
.student-paper-form-card,
.student-paper-history-card {
  display: grid;
  gap: 16px;
}

.student-paper-hero h1 {
  margin: 0;
  max-width: none;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.student-paper-user-badge {
  display: inline-grid;
  gap: 4px;
  width: fit-content;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
  font-weight: 700;
}

.student-paper-course-switch {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 12px;
}

.student-paper-course-link {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border: 1px solid #dbe4ef;
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
}

.student-paper-course-link strong,
.student-paper-course-link span {
  margin: 0;
}

.student-paper-course-link span {
  color: var(--muted);
  font-size: 0.92rem;
}

.student-paper-course-link.is-active {
  border-color: #0f6b57;
  background: rgba(15, 107, 87, 0.08);
  box-shadow: inset 0 0 0 1px rgba(15, 107, 87, 0.18);
}

.student-paper-guidance-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.student-paper-guidance-type,
.student-paper-guidance-class,
.paper-guidance-badge,
.paper-background-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 28px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.2;
  white-space: nowrap;
}

.student-paper-guidance-type.is-voice,
.paper-guidance-badge.is-voice {
  background: #fff0d8;
  color: #9a4d00;
  border: 1px solid #f3b562;
}

.student-paper-guidance-type.is-text,
.paper-guidance-badge.is-text {
  background: #e9f6ff;
  color: #155e75;
  border: 1px solid #8ecae6;
}

.student-paper-guidance-class {
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
  border: 1px solid rgba(15, 107, 87, 0.18);
}

.paper-background-badge.is-approved {
  background: #e8f7ed;
  color: #166534;
  border: 1px solid #9fd9ad;
}

.paper-background-badge.is-needs_review {
  background: #fff1f2;
  color: #be123c;
  border: 1px solid #fda4af;
}

.paper-background-badge.is-empty {
  background: #f3f4f6;
  color: #6b7280;
  border: 1px solid #d1d5db;
}

.student-paper-remain-card {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 24px 28px;
  border-radius: 24px;
  background: linear-gradient(135deg, #245f73, #0f6b57);
  color: #fff;
  box-shadow: 0 18px 40px rgba(15, 107, 87, 0.16);
}

.student-paper-remain-main {
  display: flex;
  gap: 18px;
  align-items: center;
  flex-wrap: wrap;
}

.student-paper-remain-number {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1;
}

.student-paper-remain-number span {
  font-size: 1.15rem;
  opacity: 0.82;
  font-weight: 600;
}

.student-paper-remain-copy {
  display: grid;
  gap: 6px;
}

.student-paper-remain-copy p,
.student-paper-remain-copy strong {
  margin: 0;
}

.student-paper-remain-tag {
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-weight: 700;
}

.student-paper-form {
  display: grid;
  gap: 18px;
}

.student-paper-form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.student-paper-label-preview {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 14px;
  background: #eef2ff;
  border: 1px solid #c7d2fe;
}

.student-paper-label-preview strong,
.student-paper-label-preview p {
  margin: 0;
}

.student-paper-label-preview p {
  overflow-wrap: anywhere;
  color: #3730a3;
  font-weight: 800;
}

.student-paper-result {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid #d1d5db;
  border-radius: 12px;
  background: #f9fafb;
}

.student-paper-result strong {
  font-size: 1.02rem;
}

.student-paper-result p {
  margin: 0;
}

.student-paper-result.is-success {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #166534;
}

.student-paper-result.is-error {
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}

.student-paper-result-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.48);
}

.student-paper-result-dialog {
  display: grid;
  gap: 14px;
  width: min(440px, 100%);
  padding: 24px;
  border-radius: 14px;
  border: 1px solid #d1d5db;
  background: #fff;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.24);
}

.student-paper-result-dialog strong {
  font-size: 1.35rem;
}

.student-paper-result-dialog p {
  margin: 0;
  line-height: 1.7;
}

.student-paper-result-dialog.is-success {
  border-top: 6px solid #16a34a;
}

.student-paper-result-dialog.is-error {
  border-top: 6px solid #dc2626;
}

.student-paper-upload-box {
  display: grid;
  gap: 8px;
  padding: 24px 20px;
  border-radius: 18px;
  border: 2px dashed rgba(36, 95, 115, 0.18);
  background: rgba(247, 249, 247, 0.96);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.student-paper-upload-box:hover,
.student-paper-upload-box.is-dragging,
.student-paper-upload-box.has-file {
  border-color: #4f6ef7;
  background: #f8faff;
}

.student-paper-upload-box.is-dragging {
  transform: translateY(-2px);
}

.student-paper-upload-box input[type="file"] {
  display: none;
}

.student-paper-upload-box p,
.student-paper-upload-box span {
  margin: 0;
}

.student-paper-notice-box {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border-radius: 18px;
  background: #fdf6e8;
  border-left: 4px solid #d39b35;
}

.student-paper-notice-box p,
.student-paper-notice-box strong {
  margin: 0;
}

.student-paper-notice-list {
  margin: 0;
  padding-left: 1.2em;
  color: var(--text);
}

.student-paper-form-actions {
  justify-content: flex-end;
}

.student-paper-history-list {
  display: grid;
  gap: 10px;
}

.student-paper-history-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(247, 249, 247, 0.72);
}

.student-paper-history-main {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  min-width: 0;
}

.student-paper-history-id,
.student-paper-status {
  display: inline-flex;
  width: fit-content;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
  white-space: nowrap;
}

.student-paper-history-id {
  background: #eef2ff;
  color: #4f46e5;
}

.student-paper-history-main h3,
.student-paper-history-main p {
  margin: 0;
}

.student-paper-history-main h3 {
  font-size: 1rem;
}

.student-paper-submit-label,
.student-paper-admin-note {
  overflow-wrap: anywhere;
  color: var(--muted);
}

.student-paper-admin-note {
  padding-top: 6px;
  color: var(--text);
}

.student-paper-teacher-reply {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  padding: 12px;
  border: 1px solid #dbe4ef;
  border-radius: 12px;
  background: #fff;
}

.student-paper-teacher-reply strong,
.student-paper-teacher-reply p {
  margin: 0;
}

.student-paper-teacher-reply.is-approved,
.student-paper-teacher-reply.is-reviewed {
  border-color: #bbf7d0;
  background: #f0fdf4;
}

.student-paper-teacher-reply.is-needs_revision {
  border-color: #fed7aa;
  background: #fff7ed;
}

.student-paper-teacher-reply.is-returned_invalid {
  border-color: #fecaca;
  background: #fef2f2;
}

.student-paper-history-side {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.student-paper-status.is-pending {
  background: #fef9e7;
  color: #b45309;
}

.student-paper-status.is-reviewing {
  background: #e0f2fe;
  color: #0369a1;
}

.student-paper-status.is-reviewed,
.student-paper-status.is-approved {
  background: #ecfdf5;
  color: #047857;
}

.student-paper-status.is-needs_revision {
  background: #fff1f2;
  color: #be123c;
}

.table-wrap {
  overflow-x: auto;
}

.student-record-table-wrap {
  max-width: 100%;
  min-width: 0;
}

.student-record-table {
  min-width: 860px;
}

.student-enrollment-history-table {
  min-width: 1480px;
}

.student-coupon-history-table,
.student-paper-history-table {
  min-width: 980px;
}

.student-admin-top-cards {
  grid-template-columns: 1fr;
  gap: 16px;
  align-items: stretch;
}

.student-admin-compact-card {
  padding: 16px;
  border-radius: 8px;
  background: linear-gradient(180deg, #fff 0%, rgba(247, 249, 247, 0.9) 100%);
}

.student-admin-compact-card h2 {
  margin: 0;
  color: #17211d;
  font-size: 20px;
  line-height: 1.25;
}

.student-admin-profile-card.form-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px 12px;
  align-content: start;
}

.student-admin-profile-card h2 {
  grid-column: 1 / -1;
}

.student-admin-profile-card .muted {
  grid-column: span 2;
  align-self: center;
}

.student-admin-profile-card input[type="submit"] {
  grid-column: span 1;
  align-self: end;
}

.student-admin-profile-card label {
  display: grid;
  gap: 5px;
}

.student-admin-profile-card input,
.student-admin-profile-card select {
  min-height: 38px;
  padding: 8px 10px;
}

.student-admin-profile-card .muted {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.5;
}

.student-admin-profile-card input[type="submit"],
.student-admin-compact-actions input[type="submit"] {
  min-height: 38px;
  padding: 8px 14px;
}

.student-admin-login-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  align-content: center;
}

.student-admin-login-card h2 {
  white-space: nowrap;
}

.student-admin-login-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
}

.student-admin-login-meta div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 6px;
  align-items: baseline;
}

.student-admin-login-meta dt {
  color: #64748b;
  font-size: 0.84rem;
  font-weight: 800;
}

.student-admin-login-meta dd {
  margin: 0;
  color: #17211d;
  font-weight: 800;
  line-height: 1.45;
  word-break: break-word;
}

.student-admin-compact-actions {
  margin: 0;
}

.student-admin-record-action-button,
.student-admin-refund-button {
  width: auto;
  min-height: 42px;
  height: 42px;
  padding: 9px 16px;
  font-size: 15px;
  line-height: 1.2;
}

.student-admin-delete-panel {
  scroll-margin-top: 86px;
}

.student-admin-coupon-section {
  overflow: hidden;
}

.student-admin-coupon-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.student-admin-coupon-section-head h2 {
  margin: 0;
}

.student-admin-coupon-section-head p {
  margin: 3px 0 0;
}

.student-admin-coupon-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.student-admin-coupon-form {
  min-width: 0;
  align-items: start;
  padding: 14px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px;
  background: rgba(247, 249, 247, 0.72);
}

.student-admin-coupon-cards {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.student-admin-coupon-empty {
  padding: 18px;
  border: 1px dashed rgba(15, 23, 42, 0.18);
  border-radius: 8px;
  background: rgba(247, 249, 247, 0.72);
}

.student-admin-coupon-card {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 8px;
  background: #fff;
}

.student-admin-coupon-card-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.student-admin-coupon-status-actions {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.student-admin-coupon-action {
  margin: 0;
}

.student-admin-coupon-action .button {
  min-height: 30px;
  padding: 5px 10px;
  font-size: 0.86rem;
  line-height: 1.2;
}

.student-admin-coupon-card-kicker {
  margin: 0 0 4px;
  color: #64748b;
  font-size: 0.86rem;
  line-height: 1.4;
  word-break: break-word;
}

.student-admin-coupon-card h3 {
  margin: 0;
  color: #17211d;
  font-size: 1rem;
  line-height: 1.45;
  word-break: break-word;
}

.student-admin-coupon-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 14px;
  margin: 14px 0 0;
}

.student-admin-coupon-meta div {
  min-width: 0;
}

.student-admin-coupon-meta dt {
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.student-admin-coupon-meta dd {
  margin: 0;
  color: #17211d;
  font-weight: 700;
  line-height: 1.55;
  word-break: break-word;
}

.student-admin-coupon-meta code {
  white-space: normal;
  word-break: break-all;
}

.student-admin-coupon-meta-full {
  grid-column: 1 / -1;
}

.student-admin-refund-section {
  overflow: hidden;
}

.student-admin-refund-section h2 {
  margin-top: 0;
}

.student-admin-refund-list {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.student-admin-refund-card {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(360px, 1.35fr);
  gap: 18px;
  align-items: start;
  padding: 16px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.96);
}

.student-admin-refund-summary {
  display: grid;
  gap: 12px;
  min-width: 0;
}

.student-admin-refund-kicker {
  margin: 0 0 6px;
  color: #0f6b57;
  font-size: 0.84rem;
  font-weight: 900;
}

.student-admin-refund-card h3 {
  margin: 0;
  color: #17211d;
  font-size: 1.05rem;
  line-height: 1.45;
  word-break: break-word;
}

.student-admin-refund-meta {
  display: grid;
  gap: 10px;
  margin: 0;
}

.student-admin-refund-meta dt {
  margin-bottom: 3px;
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 800;
}

.student-admin-refund-meta dd {
  margin: 0;
  color: #334155;
  line-height: 1.6;
  word-break: break-word;
}

.student-admin-refund-note {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.65;
}

.student-admin-refund-form {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  min-width: 0;
  gap: 12px;
}

.student-admin-refund-note-field,
.student-admin-refund-actions {
  grid-column: 1 / -1;
}

.student-admin-refund-form textarea {
  min-height: 96px;
}

.student-admin-refund-revoke {
  margin-top: 2px;
}

.student-paper-admin-panel {
  overflow: hidden;
}

.student-paper-admin-scroll {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 8px;
}

.student-paper-admin-table {
  min-width: 1600px;
  table-layout: fixed;
}

.student-paper-admin-table th,
.student-paper-admin-table td {
  vertical-align: top;
  white-space: normal;
  word-break: break-word;
  line-height: 1.55;
}

.student-paper-admin-table th {
  word-break: keep-all;
}

.student-paper-admin-table .paper-col-time { width: 96px; }
.student-paper-admin-table .paper-col-student { width: 72px; }
.student-paper-admin-table .paper-col-phone { width: 122px; }
.student-paper-admin-table .paper-col-label { width: 230px; }
.student-paper-admin-table .paper-col-count { width: 120px; }
.student-paper-admin-table .paper-col-course { width: 118px; }
.student-paper-admin-table .paper-col-class { width: 104px; }
.student-paper-admin-table .paper-col-term { width: 104px; }
.student-paper-admin-table .paper-col-guidance { width: 108px; }
.student-paper-admin-table .paper-col-field { width: 120px; }
.student-paper-admin-table .paper-col-file { width: 150px; }
.student-paper-admin-table .paper-col-review { width: 150px; }
.student-paper-admin-table .paper-col-status { width: 104px; }
.student-paper-admin-table .paper-col-note { width: 150px; }
.student-paper-admin-table .paper-col-admin-note { width: 150px; }
.student-paper-admin-table .paper-col-action { width: 260px; }

.paper-action-stack {
  display: grid;
  gap: 8px;
  align-content: start;
}

.paper-return-form {
  margin: 0;
}

.paper-return-button {
  width: fit-content;
  border-color: #fecaca;
  background: #fef2f2;
  color: #991b1b;
}

.paper-return-button:hover {
  background: #fee2e2;
  border-color: #fca5a5;
}

.paper-return-button.is-disabled {
  cursor: default;
  border-color: #e5e7eb;
  background: #f3f4f6;
  color: #6b7280;
}

.paper-review-done-button.is-disabled {
  cursor: default;
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #166534;
}

.paper-review-entry summary {
  display: inline-flex;
  cursor: pointer;
  list-style: none;
}

.paper-review-entry summary::-webkit-details-marker {
  display: none;
}

.paper-review-form {
  gap: 8px;
  min-width: 240px;
  margin-top: 10px;
}

.paper-review-form textarea {
  min-height: 92px;
}

.paper-revision-history {
  margin-top: 8px;
  font-size: 0.92rem;
}

.paper-revision-history summary {
  cursor: pointer;
  color: var(--muted);
  font-weight: 700;
}

.paper-revision-history-list {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.paper-revision-history-list section {
  padding: 8px;
  border: 1px solid #dbe4ef;
  border-radius: 8px;
  background: #f8fafc;
}

.paper-global-limit-form {
  gap: 12px;
}

.paper-search-form {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 12px;
  align-items: end;
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid #dbe4ef;
  border-radius: 10px;
  background: #f8fafc;
}

.paper-search-form label {
  display: grid;
  gap: 6px;
  font-weight: 700;
}

.paper-search-summary {
  margin: 10px 0 0;
}

.is-hidden {
  display: none;
}

.auth-login-card {
  width: 100%;
  padding: 28px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
}

.auth-login-card h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.auth-login-form {
  gap: 12px;
}

.auth-note-block,
.auth-temp-block {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.92);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.auth-note-title {
  margin: 0 0 8px;
  font-weight: 800;
}

.auth-note-list {
  margin: 0;
  padding-left: 1.25em;
  color: var(--muted);
}

.auth-temp-block {
  display: grid;
  gap: 12px;
}

.auth-temp-password-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.auth-temp-password-label {
  font-weight: 800;
}

.auth-temp-password-value {
  padding: 3px 8px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
  font-size: 1rem;
  white-space: nowrap;
}

.auth-temp-copy-button {
  min-height: 32px;
  padding: 5px 10px;
  font-size: 0.92rem;
}

.auth-temp-copy-status {
  min-height: 1em;
  white-space: nowrap;
}

.auth-temp-copy-hint {
  margin: 0;
  color: var(--muted);
}

.auth-temp-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.auth-temp-head h2 {
  margin: 4px 0 0;
  font-size: 1.12rem;
  white-space: nowrap;
}

.auth-temp-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
}

.auth-temp-success {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  line-height: 1.45;
}

.auth-temp-footnote {
  margin: 0;
}

.auth-login-actions {
  margin-top: -2px;
}

.auth-card-footnote {
  margin: 0;
}

.form-grid {
  display: grid;
  gap: 14px;
}

.student-detail-section {
  display: grid;
  gap: 20px;
}

.student-detail-section > h2,
.student-current-info .muted {
  margin: 0;
}

.student-current-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px 20px;
}

.student-enrollment-time-group {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.72);
}

.student-enrollment-time-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.student-enrollment-time-head h3 {
  margin: 0 0 4px;
  font-size: 1rem;
}

.student-enrollment-time-head p {
  margin: 0;
}

.student-enrollment-time-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: 12px;
}

.student-list-fold {
  margin-top: 20px;
  padding: 0;
  overflow: hidden;
}

.student-list-fold-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
}

.student-list-fold-summary::-webkit-details-marker {
  display: none;
}

.student-list-fold-summary::after {
  content: "";
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  margin-left: auto;
}

.student-list-fold[open] .student-list-fold-summary::after {
  transform: rotate(225deg);
}

.student-list-fold-summary span {
  font-weight: 800;
}

.student-list-fold-summary strong {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.student-list-fold-body {
  padding: 0 16px 16px;
  overflow-x: auto;
}

@media (max-width: 760px) {
  .student-enrollment-time-head {
    display: grid;
  }

  .student-enrollment-time-grid {
    grid-template-columns: 1fr;
  }

  .paper-search-form {
    grid-template-columns: 1fr;
  }

  .student-list-fold-summary {
    align-items: flex-start;
    flex-wrap: wrap;
  }
}

.inline-form {
  display: inline-flex;
  margin: 0;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.table-actions .button {
  min-height: 34px;
  padding: 6px 12px;
}

.article-filters {
  display: block;
}

.article-filters-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

.article-filter-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 180px;
  flex: 1 1 180px;
}

.article-filter-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  align-self: flex-end;
}

.article-filter-actions .button,
.article-filter-actions button {
  height: 44px;
  min-height: 44px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 960px) {
  .auth-login-card {
    padding: 22px;
  }

  .resource-stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .resource-toolbar-grid,
  .resource-form-row,
  .resource-queue-row {
    grid-template-columns: 1fr 1fr;
  }

  .resource-course-chip {
    min-width: calc(50% - 8px);
  }

  .resource-toolbar-search {
    grid-column: span 2;
  }

  .auth-box-compact {
    padding: 20px;
  }

  .auth-temp-form {
    grid-template-columns: 1fr;
  }

  .auth-temp-head {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .auth-page,
  .auth-page-compact {
    min-height: auto;
    padding: 18px 12px 24px;
  }

  .resource-form-panel,
  .resource-toolbar,
  .resource-file-card,
  .resource-batch-defaults,
  .resource-batch-panel,
  .resource-queue-panel,
  .resource-nojs-fields,
  .resource-course-section.is-collapsed {
    padding: 16px 14px;
    border-radius: 18px;
  }

  .resource-stats-grid,
  .resource-toolbar-grid,
  .resource-form-row,
  .resource-queue-row {
    grid-template-columns: 1fr;
  }

  .resource-toolbar-search {
    grid-column: span 1;
  }

  .resource-toolbar-actions,
  .resource-file-actions,
  .resource-form-actions,
  .resource-dropzone-actions,
  .resource-mode-toggle,
  .resource-course-section-actions {
    width: 100%;
  }

  .resource-toolbar-actions .button,
  .resource-file-actions .button,
  .resource-file-actions form,
  .resource-file-actions form button,
  .resource-form-actions .button,
  .resource-dropzone-actions .button,
  .resource-queue-item-head .button,
  .resource-mode-toggle .button,
  .resource-course-section-actions .button {
    width: 100%;
  }

  .resource-file-title-row,
  .resource-file-card,
  .resource-queue-item-head,
  .resource-batch-section-head,
  .resource-course-section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .resource-course-chip {
    min-width: 100%;
  }

  .resource-card-list,
  .resource-file-main {
    gap: 10px;
  }

  .resource-file-main {
    flex: 1 1 auto;
    width: 100%;
  }

  .resource-file-card {
    gap: 12px;
    justify-content: flex-start;
  }

  .resource-file-title-row {
    gap: 10px;
  }

  .resource-file-title-row h2 {
    margin-top: 2px;
    font-size: 1.12rem;
    line-height: 1.3;
  }

  .resource-file-badges {
    gap: 6px;
  }

  .resource-file-meta {
    gap: 8px 12px;
    font-size: 0.92rem;
    line-height: 1.55;
  }

  .resource-bundle-manifest {
    gap: 8px;
    padding: 12px 14px;
    border-radius: 16px;
  }

  .student-resource-card .resource-file-main {
    flex-basis: auto;
  }

  .auth-login-card,
  .auth-box-compact {
    border-radius: 18px;
    padding: 18px 16px;
    gap: 14px;
  }

  .auth-login-card h1,
  .auth-box-compact h1 {
    font-size: 1.45rem;
    line-height: 1.18;
    letter-spacing: -0.02em;
  }

  .auth-login-form,
  .auth-temp-form,
  .auth-password-card,
  .auth-box-compact.form-grid {
    gap: 10px;
  }

  .auth-note-block,
  .auth-temp-block {
    padding: 14px;
    border-radius: 14px;
  }

  .auth-note-list,
  .auth-temp-footnote,
  .auth-temp-copy-hint,
  .auth-box-compact .muted,
  .auth-box-compact .notice,
  .auth-box-compact label {
    font-size: 0.92rem;
  }

  .auth-temp-password-row {
    align-items: flex-start;
    gap: 8px;
  }

  .auth-temp-password-value {
    max-width: 100%;
    overflow-x: auto;
    font-size: 0.95rem;
  }

  .auth-temp-copy-button,
  .auth-login-card .button,
  .auth-box-compact .button,
  .auth-box-compact input[type="submit"] {
    width: 100%;
    min-height: 42px;
    font-size: 0.95rem;
  }

  .auth-login-actions .button {
    width: 100%;
  }

  .student-course-grid {
    grid-template-columns: 1fr;
  }

  .student-portal-grid,
  .student-countdown-grid {
    grid-template-columns: 1fr;
  }

  .student-tool-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .student-practice-shell .stats-row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px;
  }

  .student-practice-page {
    gap: 12px;
  }

  .student-practice-page .section-head.student-practice-header {
    gap: 10px;
    flex-direction: column;
    align-items: stretch;
  }

  .student-practice-header-copy {
    gap: 4px;
  }

  .student-practice-page .section-head.student-practice-header .eyebrow {
    font-size: 0.84rem;
  }

  .student-practice-page .section-head.student-practice-header h1 {
    font-size: 1.52rem;
    line-height: 1.25;
  }

  .student-practice-page .section-head.student-practice-header .lead {
    font-size: 0.98rem;
    line-height: 1.55;
    color: #8a97aa;
  }

  .student-practice-top-actions {
    margin-top: 2px;
    gap: 6px;
  }

  .student-practice-top-actions .button {
    min-height: 38px;
    padding: 8px 12px;
    font-size: 0.94rem;
  }

  .student-practice-directory-head,
  .student-practice-chapter-head {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .student-practice-directory-head h2,
  .student-practice-chapter-head h2 {
    font-size: 1.28rem;
  }

  .student-practice-directory-grid {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .student-practice-bank-grid {
    grid-template-columns: 1fr;
    gap: 9px;
  }

  .student-smart-review-cta {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .student-smart-review-cta .student-smart-review-button {
    width: 100%;
  }

  .student-practice-chapter-card {
    padding: 12px;
    border-radius: 16px;
    gap: 8px;
  }

  .student-practice-chapter-card h2 {
    font-size: 1rem;
    line-height: 1.35;
  }

  .student-practice-chapter-card p {
    font-size: 0.88rem;
    line-height: 1.42;
  }

  .student-practice-chapter-status,
  .student-practice-chapter-arrow {
    min-height: 30px;
    padding: 5px 10px;
    font-size: 0.82rem;
  }

  .student-practice-chapter-progress {
    height: 6px;
  }

  .student-practice-chapter-card-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 4px;
    font-size: 0.76rem;
    line-height: 1.25;
  }

  .student-practice-chapter-card-stats span {
    min-width: 0;
    padding: 4px 3px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.62);
    text-align: center;
    white-space: nowrap;
  }

  .student-practice-shell .stat-item {
    padding: 10px 10px 9px;
    border-radius: 12px;
  }

  .student-practice-shell .stat-item .num {
    font-size: 1.35rem;
  }

  .student-practice-shell .stat-item .label {
    font-size: 0.84rem;
    line-height: 1.35;
    margin-top: 3px;
  }

  .student-practice-shell .progress-block {
    padding: 14px;
    border-radius: 14px;
  }

  .student-practice-shell .progress-block .top-row {
    font-size: 0.94rem;
  }

  .student-practice-shell .progress-block .track {
    margin-top: 7px;
    height: 8px;
  }

  .student-practice-shell .progress-block .detail {
    gap: 8px 14px;
    margin-top: 9px;
    font-size: 0.9rem;
  }

  .student-practice-shell .question-area {
    padding: 16px 14px 14px;
    border-radius: 16px;
    scroll-margin-top: 12px;
    max-width: 100%;
  }

  .student-practice-edge-nav {
    display: none;
  }

  .student-practice-shell .question-area .q-header {
    font-size: 0.86rem;
    margin-bottom: 8px;
  }

  .student-practice-shell .question-area .q-tag {
    font-size: 0.82rem;
    padding: 3px 10px;
    margin-bottom: 10px;
  }

  .student-practice-shell .question-area .q-text {
    font-size: 1.1rem;
    line-height: 1.6;
  }

  .student-practice-shell .options {
    gap: 8px;
    min-width: 0;
    max-width: 100%;
  }

  .student-practice-shell .option-item {
    gap: 10px;
    padding: 10px 12px;
    font-size: 1.06rem;
    border-radius: 11px;
    width: 100%;
  }

  .student-practice-shell .option-item .letter {
    width: 24px;
    height: 24px;
    font-size: 0.82rem;
  }

  .student-practice-shell .option-item .option-copy {
    line-height: 1.4;
  }

  .student-practice-analysis {
    margin-top: 12px;
    padding: 10px 12px;
    border-radius: 10px;
  }

  .student-practice-analysis p {
    font-size: 0.94rem;
  }

  .student-practice-shell .action-row {
    position: sticky;
    bottom: 0;
    z-index: 12;
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
    margin: 0 -12px -14px;
    padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, 0.96);
    border-top: 1px solid rgba(226, 232, 240, 0.9);
    box-shadow: 0 -10px 28px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(12px);
  }

  .student-practice-action-group {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    width: 100%;
    min-width: 0;
  }

  .student-practice-action-group-nav {
    justify-content: stretch;
  }

  .student-practice-shell .action-row .btn-primary,
  .student-practice-shell .action-row .btn-outline,
  .student-practice-shell .action-row .btn-outline-red,
  .student-practice-shell .action-row .btn-success {
    text-align: center;
    width: 100%;
    min-height: 42px;
    padding: 10px 10px;
    font-size: 0.94rem;
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .student-practice-shell {
    gap: 12px;
    padding: 14px 12px;
    border-radius: 18px;
    overflow-x: hidden;
  }

  .student-memorize-home-card {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .protocol-home-shortcuts {
    grid-template-columns: 1fr;
    width: 100%;
    min-width: 0;
  }

  .student-paper-card {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }

  .student-home-hero {
    padding: 14px;
  }

  .student-home-hero-main,
  .student-materials-layout {
    grid-template-columns: 1fr;
    flex-direction: column;
    align-items: flex-start;
  }

  .student-benefit-grid,
  .student-materials-meta {
    grid-template-columns: 1fr;
  }

  .auth-page-login {
    width: min(100vw - 20px, 720px);
  }

  .auth-login-card {
    padding: 18px;
    gap: 14px;
  }

  .auth-step-card {
    padding: 14px;
    gap: 12px;
  }

  .student-course-flow {
    gap: 8px;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
  }

  .student-countdown-banner,
  .student-stage-panel {
    padding: 12px;
  }

  .student-home {
    gap: 12px;
  }

  .student-home-hero {
    gap: 10px;
  }

  .student-home-hero-compact {
    gap: 10px;
  }

  .student-home-hero-main {
    gap: 8px;
  }

  .student-home-actions {
    margin-top: -2px;
  }

  .student-home-user-badge {
    min-width: 0;
    padding: 10px 14px;
  }

  .student-course-switches {
    gap: 6px;
  }

  .student-course-switch {
    padding: 10px 12px;
    border-radius: 14px;
  }

  .student-countdown-banner {
    gap: 8px;
    padding: 12px 12px;
    border-radius: 16px;
  }

  .student-countdown-copy {
    gap: 2px;
  }

  .student-countdown-copy h2 {
    font-size: 1.34rem;
    line-height: 1.14;
  }

  .student-countdown-meta {
    font-size: 0.9rem;
    line-height: 1.38;
  }

  .student-countdown-banner-main {
    gap: 1px;
  }

  .student-section .section-head {
    margin-bottom: 4px;
  }

  .student-panel-head h2,
  .student-panel-head h3 {
    font-size: 1.24rem;
  }

  .student-panel-head p,
  .student-benefit-item p,
  .student-guide-step,
  .student-panel-note {
    font-size: 0.95rem;
    line-height: 1.55;
  }

  .student-stage-actions .button,
  .student-stage-actions button,
  .student-stage-actions input[type="submit"] {
    width: 100%;
    min-height: 46px;
    padding: 11px 16px;
  }

  .student-portal-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .student-course-card-head,
  .file-row {
    flex-direction: column;
    align-items: flex-start;
  }

  .student-flow-step {
    padding-left: 18px;
  }

  .student-flow-step::before,
  .student-flow-index {
    position: static;
  }

  .student-flow-step::before {
    display: none;
  }

  .student-flow-index {
    width: fit-content;
    height: auto;
    padding: 5px 10px;
    border-radius: 999px;
  }

  .student-coupon-panel-head {
    flex-direction: column;
  }

  .student-coupon-code code {
    font-size: 0.98rem;
  }

  .student-course-switch {
    width: 100%;
    min-width: 0;
  }

  .student-stage-switch {
    min-height: auto;
  }

  .student-stage-panel,
  .student-materials-card,
  .student-teacher-section,
  .student-coupon-box {
    padding: 15px 14px;
  }

  .student-coupon-box-head {
    flex-direction: column;
  }

  .student-panel-head {
    gap: 6px;
  }

  .student-stage-heading {
    gap: 8px;
  }

  .student-stage-heading-copy {
    gap: 4px;
  }

  .student-stage-heading-badge {
    padding: 6px 12px;
  }

  .student-stage-main {
    gap: 14px;
  }

  .student-stage-locked-card {
    gap: 8px;
    padding: 14px;
    border-radius: 16px;
  }

  .student-stage-actions {
    gap: 10px;
  }

  .student-benefit-grid {
    gap: 7px;
  }

  .student-benefit-merged {
    gap: 7px;
    padding: 10px;
    border-radius: 12px;
  }

  .student-benefit-merged-item {
    gap: 8px;
  }

  .student-benefits-overview {
    gap: 8px;
  }

  .student-benefit-item {
    gap: 8px;
    padding: 8px 10px;
    border-radius: 12px;
  }

  .student-benefit-item-index {
    width: 30px;
    height: 30px;
    border-radius: 10px;
    font-size: 0.9rem;
  }

  .student-benefit-item strong {
    font-size: 0.96rem;
    line-height: 1.35;
  }

  .student-benefit-item p {
    margin-top: 2px;
    font-size: 0.88rem;
    line-height: 1.35;
  }

  .student-coupon-box {
    gap: 8px;
  }

  .student-coupon-box-head h3 {
    margin-top: 1px;
    line-height: 1.24;
  }

  .student-panel-note {
    padding: 8px 10px;
    line-height: 1.45;
  }

  .student-guide-callout {
    gap: 4px;
    padding: 11px 12px;
    border-radius: 16px;
  }

  .student-guide-steps {
    gap: 7px;
  }

  .student-guide-step {
    gap: 8px;
    padding: 10px 12px;
  }

  .student-guide-visual {
    gap: 4px;
  }

  .student-flow-details {
    gap: 8px;
    padding: 12px;
    border-radius: 16px;
  }

  .student-flow-details-body {
    gap: 10px;
  }

  .student-portal-image,
  .student-teacher-qr {
    border-radius: 14px;
  }

  .student-materials-layout {
    gap: 12px;
  }

  .student-materials-card,
  .student-teacher-section {
    gap: 10px;
    border-radius: 18px;
  }

  .student-materials-card h3,
  .student-teacher-section h3 {
    margin-top: 2px;
    line-height: 1.28;
  }

  .student-materials-meta {
    gap: 10px;
  }

  .student-materials-stat {
    gap: 4px;
    padding: 12px;
    border-radius: 14px;
  }

  .student-teacher-qr {
    margin-top: 2px;
  }

  .student-image-launch-badge {
    padding: 4px 8px;
    font-size: 0.78rem;
  }

  .student-image-dialog {
    width: min(100vw - 16px, 760px);
    margin-top: 10px;
    padding: 16px 14px 14px;
    border-radius: 20px;
  }

  .student-image-preview {
    max-height: min(74vh, 680px);
    border-radius: 16px;
  }

  .student-image-caption {
    margin-top: 10px;
    font-size: 0.92rem;
  }

  .student-paper-card {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .student-paper-stats {
    grid-template-columns: 1fr;
  }

  .student-paper-remain-card,
  .student-paper-remain-main {
    flex-direction: column;
    align-items: flex-start;
  }

  .student-paper-hero h1 {
    max-width: none;
    font-size: 1.35rem;
    line-height: 1.3;
  }

  .student-paper-form-row {
    grid-template-columns: 1fr;
  }

  .student-mobile-section {
    border-radius: 18px;
  }

  .student-mobile-section-summary {
    padding: 16px;
  }

  .student-mobile-section-body {
    padding: 0 16px 16px;
  }

  .student-mobile-section-copy strong {
    font-size: 1rem;
    line-height: 1.35;
  }

  .student-mobile-section-copy span {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .student-mobile-section .student-section,
  .student-mobile-section .calc-help-entry-card {
    gap: 12px;
  }

  .student-mobile-section .section-head {
    margin-bottom: 12px;
  }

  .student-mobile-section .section-head h2,
  .student-mobile-section .student-paper-card h2,
  .student-mobile-section .student-tool-card h2,
  .student-mobile-section .calc-help-entry-card h2,
  .student-mobile-section .student-course-card h3 {
    font-size: 1.08rem;
    line-height: 1.35;
  }

  .student-mobile-section .section-head .muted,
  .student-mobile-section .student-course-card .muted,
  .student-mobile-section .student-paper-card .muted,
  .student-mobile-section .student-paper-guidance,
  .student-mobile-section .student-tool-card .muted,
  .student-mobile-section .calc-help-entry-card .muted,
  .student-mobile-section .student-paper-stat-label {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .student-mobile-section .student-course-card,
  .student-mobile-section .student-paper-card,
  .student-mobile-section .student-tool-card,
  .student-mobile-section .calc-help-entry-card {
    gap: 12px;
  }

  .student-mobile-section .student-course-card,
  .student-mobile-section .student-paper-card,
  .student-mobile-section .student-tool-card,
  .student-mobile-section .calc-help-entry-card,
  .student-mobile-section .student-paper-stat {
    padding: 14px;
  }

	  .student-checkin-stat-grid {
	    grid-template-columns: repeat(2, minmax(0, 1fr));
	  }

	  .student-checkin-calibration-form {
	    grid-template-columns: 1fr;
	  }

  .student-mobile-section .button,
  .student-mobile-section button,
  .student-mobile-section input[type="submit"] {
    min-height: 44px;
    padding: 10px 14px;
    font-size: 0.95rem;
  }
}

/* Video courses */
.video-admin-grid,
.video-watch-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.video-admin-wide {
  grid-column: 1 / -1;
}

.video-section-choice-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 8px 14px;
  grid-column: 1 / -1;
  margin: 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 6px;
}

.video-section-choice-list legend {
  padding: 0 5px;
  color: var(--muted);
  font-size: 14px;
}

.video-section-choice {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: var(--ink);
  font-size: 14px;
}

.video-section-choice input {
  flex: 0 0 auto;
}

.table-scroll {
  overflow-x: auto;
  margin-top: 18px;
}

.video-course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.video-course-card {
  display: grid;
  gap: 14px;
  align-content: start;
}

.video-course-card h2,
.video-chapter h2,
.video-notes-panel h2 {
  margin: 0;
}

.video-course-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  color: #64748b;
  font-size: 14px;
}

.video-course-card-meta strong {
  color: #0f6b57;
}

.video-course-outline {
  display: grid;
  gap: 18px;
}

.video-chapter {
  border: 1px solid #dbe4e1;
  border-radius: 8px;
  background: #fff;
  padding: 20px;
}

.video-chapter-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid #e5e7eb;
}

.video-chapter-heading > span {
  color: #64748b;
  font-size: 14px;
}

.video-section {
  padding-top: 16px;
}

.video-section h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.video-entry-list,
.video-notes-list {
  display: grid;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.video-entry-item > a {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  color: #1f2937;
}

.video-entry-item > a:hover {
  border-color: #0f6b57;
  background: #f0fdf8;
  text-decoration: none;
}

.video-entry-item strong,
.video-entry-item small {
  display: block;
}

.video-entry-item small,
.video-entry-progress {
  color: #64748b;
  font-size: 13px;
}

.video-entry-progress {
  white-space: nowrap;
}

.video-player-panel,
.video-notes-panel {
  min-width: 0;
}

.video-player-shell {
  position: relative;
  min-height: 340px;
  background: #13231d;
  border-radius: 8px;
  overflow: hidden;
}

.video-player-shell video {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: contain;
}

.video-player-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 10px;
  padding: 24px;
  color: #e8f4ef;
  text-align: center;
}

.video-player-placeholder strong {
  font-size: 22px;
}

.video-player-placeholder span {
  max-width: 420px;
  color: #b8c9c2;
}

.video-player-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}

.video-player-toolbar label {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #475569;
  font-weight: 700;
}

.video-player-toolbar select {
  width: auto;
}

.video-notes-panel form {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.video-notes-list li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 10px 0;
  border-bottom: 1px solid #e5e7eb;
  color: #475569;
}

.video-note-link {
  border: 0;
  padding: 0;
  background: transparent;
  color: #0f6b57;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

/* Video library and display-group administration */
.video-admin-tabs,
.video-monitor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 2px 22px;
  margin: 20px 0;
  border-bottom: 1px solid #dbe4e1;
}

.video-admin-tabs a,
.video-monitor-tabs a {
  position: relative;
  padding: 10px 2px 11px;
  color: #667579;
  font-weight: 700;
}

.video-admin-tabs a:hover,
.video-admin-tabs a.is-active,
.video-monitor-tabs a:hover,
.video-monitor-tabs a.is-active {
  color: #0f6b57;
  text-decoration: none;
}

.video-admin-tabs a.is-active::after,
.video-monitor-tabs a.is-active::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: #0f6b57;
  content: "";
}

.video-admin-tabs small,
.video-monitor-tabs small {
  color: #879596;
  font-size: 12px;
}

.video-library-layout,
.video-groups-layout {
  display: grid;
  gap: 18px;
  align-items: start;
}

.video-library-layout {
  grid-template-columns: minmax(190px, 0.34fr) minmax(0, 1fr);
}

.video-groups-layout {
  grid-template-columns: minmax(210px, 0.32fr) minmax(0, 1fr) minmax(220px, 0.32fr);
}

.video-tree-panel,
.video-group-list,
.video-node-inspector {
  min-width: 0;
}

.video-tree-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 15px 16px;
  border-bottom: 1px solid #e4ece9;
}

.video-tree-head h2,
.video-group-list h2,
.video-node-inspector h2,
.video-library-bottom h2,
.video-category-content h2 {
  margin: 0;
  font-size: 18px;
}

.video-tree {
  display: grid;
  gap: 2px;
  padding: 10px;
}

.video-tree-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 4px 7px 4px calc(7px + var(--video-tree-depth, 0) * 17px);
  border-radius: 5px;
}

.video-tree-item:hover,
.video-tree-item.is-selected {
  background: #edf7f3;
}

.video-tree-item a {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 6px;
  color: #4b5d61;
  overflow-wrap: anywhere;
}

.video-tree-item:hover a,
.video-tree-item.is-selected a {
  color: #0f6b57;
  text-decoration: none;
}

.video-tree-item small {
  color: #879596;
  font-size: 12px;
  white-space: nowrap;
}

.video-library-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid #e4ece9;
}

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inline-form input {
  width: min(100%, 250px);
}

.video-upload-panel,
.video-library-bottom,
.video-category-content,
.video-group-workspace {
  display: grid;
  gap: 18px;
  margin-top: 20px;
}

.video-upload-panel {
  padding: 20px;
}

.video-library-bottom,
.video-group-add-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.video-library-bottom > .panel,
.video-category-content > .panel,
.video-group-add-grid > form,
.video-node-inspector {
  padding: 18px;
}

.video-check-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
}

.video-check {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  color: #4d5d61;
  font-weight: 600;
}

.video-check input {
  flex: 0 0 auto;
}

.video-group-list {
  display: grid;
  gap: 5px;
  padding: 10px;
}

.video-group-link {
  display: grid;
  gap: 2px;
  padding: 10px;
  border-radius: 6px;
  color: #4b5d61;
}

.video-group-link:hover,
.video-group-link.is-active {
  background: #edf7f3;
  color: #0f6b57;
  text-decoration: none;
}

.video-group-link small {
  color: #7f8e90;
  font-size: 12px;
}

.video-compact-form {
  display: grid;
  gap: 10px;
  margin-top: 12px;
  padding: 14px 6px 4px;
  border-top: 1px solid #e4ece9;
}

.video-compact-form h3,
.video-group-add-grid h3 {
  margin: 0;
  font-size: 15px;
}

.video-display-tree {
  display: grid;
  gap: 7px;
  padding: 18px;
}

.video-display-tree .video-tree-item {
  grid-template-columns: minmax(0, 1fr);
  padding-top: 8px;
  padding-bottom: 8px;
  border: 1px solid #e5ecea;
}

.video-display-tree .video-tree-item a {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
}

.video-display-tree .video-tree-item a small {
  grid-column: 2;
}

.video-display-folder {
  display: grid;
  gap: 9px;
  margin: 0 0 12px calc(var(--video-display-depth, 0) * 18px);
  padding: 14px;
  border: 1px solid #dce8e4;
  border-radius: 7px;
  background: #fff;
}

.video-display-folder h2,
.video-display-group-heading h2 {
  margin: 0;
  font-size: 18px;
}

.video-display-item {
  margin: 0 0 8px calc(var(--video-display-depth, 0) * 18px);
}

.video-display-item a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 11px 13px;
  border: 1px solid #e1e9e6;
  border-radius: 6px;
  color: #34454a;
}

.video-display-item a:hover {
  border-color: #9bc8ba;
  background: #f4fbf8;
  text-decoration: none;
}

.video-display-item strong,
.video-display-item small {
  display: block;
}

.video-display-item small {
  color: #7a898c;
  font-size: 12px;
}

.video-display-outline {
  display: grid;
  gap: 18px;
}

.video-display-group {
  padding: 20px;
  border: 1px solid #dce8e4;
  border-radius: 8px;
  background: #fff;
}

.video-display-group-heading {
  margin-bottom: 15px;
  padding-bottom: 13px;
  border-bottom: 1px solid #e5ecea;
}

@media (max-width: 980px) {
  .video-course-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .video-admin-grid,
  .video-watch-layout,
  .video-course-grid {
    grid-template-columns: 1fr;
  }

  .video-player-shell,
  .video-player-shell video {
    min-height: 220px;
  }

  .video-chapter,
  .video-player-panel,
  .video-notes-panel {
    padding: 16px;
  }

  .video-entry-item > a {
    align-items: start;
  }

  .video-library-layout,
  .video-groups-layout,
  .video-library-bottom,
  .video-group-add-grid {
    grid-template-columns: 1fr;
  }

  .video-library-layout > .video-tree-panel,
  .video-groups-layout > .video-group-list,
  .video-groups-layout > .video-node-inspector {
    order: 2;
  }
}

label {
  display: grid;
  gap: 6px;
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

textarea {
  min-height: 130px;
}

.student-admin-profile-card label {
  gap: 4px;
  font-size: 0.92rem;
}

.student-admin-profile-card input,
.student-admin-profile-card select {
  box-sizing: border-box;
  min-height: 36px;
  height: 36px;
  padding: 6px 9px;
  font-size: 0.94rem;
}

.student-admin-profile-card input[type="submit"],
.student-admin-compact-actions input[type="submit"] {
  width: auto;
  min-height: 36px;
  height: 36px;
  padding: 6px 13px;
  font-size: 0.94rem;
}

.student-admin-login-card {
  gap: 10px;
}

.student-admin-login-meta {
  gap: 7px;
}

.student-admin-record-action-button,
.student-admin-refund-button {
  box-sizing: border-box;
  width: auto;
  min-height: 42px;
  height: 42px;
  padding: 9px 16px;
  font-size: 15px;
  line-height: 1.2;
}

.student-admin-edit-record {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid rgba(31, 111, 235, 0.22);
  background: rgba(31, 111, 235, 0.04);
}

.student-admin-edit-record-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.student-admin-edit-record-head > div:first-child {
  min-width: 0;
}

.student-admin-edit-record-head .eyebrow {
  margin: 0 0 5px;
  font-size: 0.82rem;
}

.student-admin-edit-record-head h2 {
  margin: 0;
  color: #111827;
  font-size: clamp(22px, 2.2vw, 30px);
  line-height: 1.16;
  word-break: break-word;
}

.student-admin-edit-record-head .actions {
  flex: 0 0 auto;
  gap: 8px;
  margin-top: 0;
}

.student-admin-edit-record-head .button {
  min-height: 36px;
  padding: 7px 12px;
  font-size: 0.9rem;
}

.student-admin-edit-record-note {
  margin: 0 0 12px;
  line-height: 1.55;
}

.student-admin-edit-record-form {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 8px 10px;
  align-items: start;
}

.student-admin-edit-record-form .student-enrollment-order-field {
  grid-column: span 2;
}

.student-admin-edit-record-form .student-enrollment-account-field {
  grid-column: span 2;
}

.student-admin-edit-record-form label {
  gap: 5px;
  font-size: 0.92rem;
}

.student-admin-edit-record-form input,
.student-admin-edit-record-form select {
  box-sizing: border-box;
  min-height: 34px;
  height: 34px;
  padding: 5px 9px;
  font-size: 0.94rem;
}

.student-admin-edit-record-form textarea {
  box-sizing: border-box;
  min-height: 54px;
  padding: 7px 9px;
  font-size: 0.94rem;
}

.student-admin-edit-record .student-enrollment-time-group {
  gap: 8px;
  padding: 10px;
  border-radius: 8px;
}

.student-admin-edit-record .student-enrollment-time-head {
  align-items: center;
  gap: 10px;
}

.student-admin-edit-record .student-enrollment-time-head h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
}

.student-admin-edit-record .student-enrollment-time-head p,
.student-admin-edit-record [data-student-expiry-hint] {
  display: none;
}

.student-admin-edit-record .student-enrollment-time-head .button {
  min-height: 32px;
  padding: 5px 10px;
  font-size: 0.86rem;
}

.student-admin-edit-record .student-enrollment-time-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
}

.student-admin-edit-record .student-enrollment-time-grid input {
  width: 100%;
  min-width: 0;
}

.student-admin-edit-record-wide,
.student-admin-edit-record-actions {
  grid-column: 1 / -1;
}

.student-admin-edit-record-actions {
  gap: 10px;
  margin-top: 4px;
}

.student-admin-coupon-section {
  padding: 16px;
}

.student-admin-coupon-section-head {
  gap: 10px;
  margin-bottom: 12px;
}

.student-admin-coupon-section-head h2 {
  font-size: 24px;
  line-height: 1.2;
}

.student-admin-coupon-section-head p {
  font-size: 0.92rem;
  line-height: 1.5;
}

.student-admin-coupon-layout {
  gap: 12px;
}

.student-admin-coupon-form.form-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px 12px;
  padding: 12px;
}

.student-admin-coupon-form label {
  gap: 5px;
  font-size: 0.92rem;
}

.student-admin-coupon-form input,
.student-admin-coupon-form select {
  box-sizing: border-box;
  min-height: 38px;
  height: 38px;
  padding: 7px 10px;
  font-size: 0.94rem;
}

.student-admin-coupon-form textarea {
  min-height: 68px;
  padding: 8px 10px;
}

.student-admin-coupon-wide,
.student-admin-coupon-actions {
  grid-column: 1 / -1;
}

.student-admin-coupon-actions {
  margin-top: 2px;
}

.student-admin-coupon-actions input[type="submit"] {
  width: auto;
  min-height: 38px;
  padding: 7px 14px;
  font-size: 0.94rem;
}

.admin-shell {
  grid-template-columns: 230px 1fr;
  padding: 28px 0 60px;
  align-items: start;
}

.admin-shell > main {
  min-width: 0;
}

.monitoring-status-grid,
.monitoring-metric-grid,
.monitoring-chart-grid,
.monitoring-section-grid {
  display: grid;
  gap: 14px;
}

.monitoring-practice-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-top: 28px;
}

.monitoring-practice-head h2 { margin: 0; }
.monitoring-practice-head p { margin: 6px 0 0; }
.monitoring-practice-head > span { color: var(--muted); font-size: 0.86rem; white-space: nowrap; }

.monitoring-practice-grid,
.monitoring-practice-section-grid {
  display: grid;
  gap: 14px;
}

.monitoring-practice-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 14px;
}

.monitoring-practice-section-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 20px;
}

.monitoring-practice-table td:nth-child(n + 2),
.monitoring-practice-table th:nth-child(n + 2) { white-space: nowrap; }

.monitoring-status-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.monitoring-metric-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 14px;
}

.monitoring-status-card,
.monitoring-metric,
.monitoring-chart {
  min-width: 0;
  border: 1px solid rgba(23, 33, 29, 0.12);
  border-radius: 8px;
  background: #fff;
  padding: 16px;
}

.monitoring-status-card {
  display: grid;
  gap: 5px;
  border-left: 4px solid #94a3b8;
}

.monitoring-status-card.is-ok { border-left-color: #0f766e; }
.monitoring-status-card.is-alert { border-left-color: #dc2626; }
.monitoring-access-summary { display: flex; align-items: baseline; flex-wrap: wrap; gap: 10px 18px; margin-top: 14px; padding: 12px 16px; border: 1px solid rgba(15, 118, 110, 0.2); border-radius: 8px; background: #f0fdf9; }
.monitoring-access-summary > span, .monitoring-access-summary small { color: var(--muted); }
.monitoring-access-summary strong { font-size: 1.05rem; }
.monitoring-traffic-range { display: grid; gap: 10px; margin-top: 14px; padding: 12px 0; border-top: 1px solid rgba(23, 33, 29, 0.12); border-bottom: 1px solid rgba(23, 33, 29, 0.12); }
.monitoring-traffic-range-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.monitoring-traffic-range-head small { color: var(--muted); }
.monitoring-traffic-range-controls, .monitoring-traffic-range-presets, .monitoring-traffic-range-custom { display: flex; align-items: end; flex-wrap: wrap; gap: 8px; }
.monitoring-traffic-range-presets { gap: 0; }
.monitoring-traffic-range-presets .button { border-radius: 0; margin-left: -1px; }
.monitoring-traffic-range-presets .button:first-child { margin-left: 0; border-radius: 6px 0 0 6px; }
.monitoring-traffic-range-presets .button:last-child { border-radius: 0 6px 6px 0; }
.monitoring-traffic-range-custom { margin-left: auto; }
.monitoring-traffic-range-custom label { display: grid; gap: 4px; color: var(--muted); font-size: 0.82rem; }
.monitoring-traffic-range-custom input { min-width: 138px; height: 36px; }
.monitoring-traffic-range-notice { margin: 0; }
.monitoring-traffic-trend-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 14px; }
.monitoring-traffic-trend { position: relative; min-width: 0; padding: 14px 16px 10px; border: 1px solid rgba(23, 33, 29, 0.12); border-radius: 8px; background: #fff; }
.monitoring-traffic-trend-head { display: flex; align-items: end; justify-content: space-between; gap: 12px; }
.monitoring-traffic-trend-head > div { display: grid; gap: 3px; }
.monitoring-traffic-trend-head span, .monitoring-traffic-trend-head small { color: var(--muted); font-size: 0.86rem; }
.monitoring-traffic-trend-head strong { font-size: 1.3rem; line-height: 1.1; }
.monitoring-traffic-trend svg { display: block; width: 100%; height: 112px; margin-top: 6px; overflow: visible; }
.monitoring-traffic-trend text { fill: var(--muted); font-size: 11px; }
.monitoring-traffic-hit { fill: transparent; cursor: crosshair; }
.monitoring-traffic-hit:focus { outline: none; }
.monitoring-traffic-hit:focus-visible { fill: rgba(15, 118, 110, 0.08); }
.monitoring-traffic-marker { opacity: 0; pointer-events: none; transition: opacity 120ms ease; }
.monitoring-traffic-marker.is-active { opacity: 1; }
.monitoring-traffic-tooltip { --traffic-tooltip-x: 50%; position: absolute; z-index: 2; top: 62px; left: var(--traffic-tooltip-x); transform: translateX(-50%); max-width: calc(100% - 24px); padding: 3px 8px; border: 1px solid rgba(23, 33, 29, 0.16); border-radius: 4px; color: #17211d; background: #fff; box-shadow: 0 4px 12px rgba(16, 32, 28, 0.12); font-size: 0.8rem; line-height: 1.4; white-space: nowrap; pointer-events: none; }
.handout-report-list {
  padding: 10px 16px;
  border-left: 4px solid #0891b2;
  border-right: 1px solid rgba(8, 145, 178, 0.18);
  background: #ecfeff;
}

.handout-report-list p { margin: 0; }

.handout-report-list-start {
  margin-top: 14px;
  border-top: 1px solid rgba(8, 145, 178, 0.18);
  border-radius: 8px 8px 0 0;
  color: #155e75;
  font-weight: 800;
}

.handout-report-list-middle,
.handout-report-list-end { border-top: 1px dashed rgba(8, 145, 178, 0.22); }

.handout-report-list-end {
  margin-bottom: 16px;
  border-bottom: 1px solid rgba(8, 145, 178, 0.18);
  border-radius: 0 0 8px 8px;
}
.monitoring-status-card > span,
.monitoring-metric > span,
.monitoring-inline-metrics span,
.monitoring-business-grid span { color: var(--muted); font-size: 0.86rem; }
.monitoring-status-card strong { font-size: 1rem; line-height: 1.35; overflow-wrap: anywhere; }
.monitoring-status-card small,
.monitoring-metric small,
.monitoring-business-grid small { color: var(--muted); overflow-wrap: anywhere; }

.monitoring-metric { display: grid; gap: 5px; }
.monitoring-metric strong { font-size: 1.35rem; }
.monitoring-chart-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 14px; }
.monitoring-chart { position: relative; min-height: 235px; display: grid; grid-template-rows: auto 1fr; gap: 12px; }
.monitoring-chart-head { display: flex; justify-content: space-between; gap: 12px; }
.monitoring-chart-head span { color: var(--muted); }
.monitoring-chart svg { width: 100%; min-height: 170px; }
.monitoring-chart-axis { stroke: #dbe3df; stroke-width: 1; }
.monitoring-chart-empty { color: var(--muted); padding: 32px 0; }
.monitoring-section-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 20px; }
.monitoring-inline-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 14px 0; }
.monitoring-inline-metrics > div,
.monitoring-business-grid > div { display: grid; gap: 3px; padding: 10px; background: #f8faf9; border-radius: 6px; }
.monitoring-inline-metrics strong,
.monitoring-business-grid strong { font-size: 1.2rem; }
.monitoring-business-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.monitoring-table { font-size: 0.9rem; }
.monitoring-subhead { margin: 20px 0 8px; font-size: 1rem; }
.monitoring-table td small { display: block; color: var(--muted); margin-top: 4px; }
.monitoring-table-wrap { overflow-x: auto; }
.monitoring-alert-table {
  min-width: 920px;
  table-layout: fixed;
}
.monitoring-alert-severity-column { width: 76px; }
.monitoring-alert-time-column { width: 152px; }
.monitoring-alert-status-column { width: 132px; }
.monitoring-alert-ack-column { width: 238px; }
.monitoring-alert-table th:nth-child(5) { white-space: nowrap; }
.monitoring-alert-table td:nth-child(2) { overflow-wrap: anywhere; }
.monitoring-severity { display: inline-flex; padding: 2px 8px; border-radius: 999px; font-size: 0.8rem; font-weight: 700; }
.monitoring-severity.is-warning { color: #92400e; background: #fef3c7; }
.monitoring-severity.is-critical { color: #991b1b; background: #fee2e2; }
.monitoring-ack-form { display: grid; grid-template-columns: minmax(130px, 1fr) auto; gap: 6px; align-items: center; }
.access-role-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.access-role-grid > .section-head { grid-column: 1 / -1; margin-bottom: 0; }
.access-role-card { display: grid; gap: 14px; }
.access-role-card h3 { margin: 0; font-size: 1.05rem; }
.access-role-card p { margin: 5px 0 0; }
.access-permission-form { display: grid; gap: 8px; }
.access-permission-option { display: flex; align-items: flex-start; gap: 9px; padding: 9px 10px; border: 1px solid rgba(23, 33, 29, 0.1); border-radius: 6px; background: #f8faf9; font-weight: 400; }
.access-permission-option input { width: auto; margin: 4px 0 0; }
.access-permission-option span { display: grid; gap: 2px; }
.access-permission-option small { color: var(--muted); font-size: 0.82rem; }
.access-account-table { min-width: 1060px; }
.access-account-table td { min-width: 110px; }
.access-account-table td:last-child { min-width: 340px; }
.access-account-table small { display: block; margin-top: 4px; color: var(--muted); }
.access-account-form { display: grid; gap: 8px; }
.access-account-form label { gap: 3px; font-size: 0.78rem; color: var(--muted); }
.access-account-form input, .access-account-form select { min-width: 0; padding: 7px 8px; font-size: 0.86rem; }
.access-account-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.access-account-actions .button { min-height: 34px; padding: 6px 9px; font-size: 0.82rem; }

@media (max-width: 1100px) {
  .monitoring-status-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .monitoring-metric-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .monitoring-practice-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .access-role-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .monitoring-status-grid,
  .monitoring-metric-grid,
  .monitoring-chart-grid,
  .monitoring-section-grid,
  .monitoring-practice-grid,
  .monitoring-practice-section-grid,
  .monitoring-traffic-trend-grid { grid-template-columns: 1fr; }
  .monitoring-ack-form { grid-template-columns: 1fr; }
  .monitoring-access-summary { align-items: flex-start; flex-direction: column; gap: 5px; }
  .monitoring-practice-head { align-items: flex-start; flex-direction: column; gap: 5px; }
  .monitoring-practice-head > span { white-space: normal; }
  .monitoring-traffic-range-head { align-items: flex-start; flex-direction: column; gap: 4px; }
  .monitoring-traffic-range-custom { margin-left: 0; }
}

.admin-shell {
  height: auto;
  overflow: visible;
}

.admin-shell > main {
  max-height: none;
  overflow: visible;
  padding-right: 0;
}

.resource-admin-page,
.student-files-page {
  display: grid;
  gap: 22px;
}

.resource-course-rail {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.resource-course-chip {
  min-width: 180px;
  padding: 14px 16px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 12px 28px rgba(23, 33, 29, 0.05);
  color: inherit;
  display: grid;
  gap: 6px;
}

.resource-course-chip strong {
  font-size: 1rem;
}

.resource-course-chip span {
  color: var(--muted);
  font-size: 0.92rem;
}

.resource-course-chip.is-active {
  border-color: rgba(51, 92, 255, 0.28);
  background: linear-gradient(180deg, rgba(244, 247, 255, 0.98), rgba(255, 255, 255, 0.98));
  box-shadow: 0 16px 32px rgba(51, 92, 255, 0.10);
}

.resource-focus-sections {
  display: grid;
  gap: 18px;
}

.resource-course-section {
  display: grid;
  gap: 18px;
}

.resource-course-section.is-collapsed {
  padding: 22px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 14px 30px rgba(23, 33, 29, 0.05);
}

.resource-course-section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.resource-course-section-head h2 {
  margin: 4px 0 0;
  font-size: clamp(1.55rem, 2.8vw, 2rem);
  line-height: 1.2;
}

.resource-course-section-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.94rem;
}

.resource-course-section-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.05);
}

.resource-course-section-actions {
  display: flex;
  justify-content: flex-start;
}

.resource-form-panel {
  display: grid;
  gap: 20px;
  padding: 28px;
  border-radius: 28px;
  background:
    radial-gradient(circle at top right, rgba(79, 110, 247, 0.10), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 249, 255, 0.96));
  border: 1px solid rgba(79, 110, 247, 0.14);
  box-shadow: 0 18px 46px rgba(47, 72, 130, 0.10);
}

.resource-panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.resource-panel-head h1 {
  margin: 4px 0 0;
  font-size: clamp(1.8rem, 4vw, 2.35rem);
  line-height: 1.1;
}

.resource-form-grid {
  gap: 18px;
}

.resource-form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.resource-upload-label {
  padding: 20px;
  border-radius: 22px;
  border: 1px dashed rgba(79, 110, 247, 0.25);
  background: rgba(244, 247, 255, 0.92);
}

.resource-upload-label input[type="file"] {
  margin-top: 4px;
}

.resource-batch-form.is-enhanced .resource-form-actions {
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.resource-batch-section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.resource-batch-section-head h2 {
  margin: 4px 0 0;
  font-size: 1.18rem;
  line-height: 1.3;
}

.resource-batch-defaults,
.resource-batch-panel,
.resource-queue-panel,
.resource-nojs-fields {
  display: grid;
  gap: 16px;
  padding: 20px;
  border-radius: 22px;
  border: 1px solid rgba(79, 110, 247, 0.14);
  background: linear-gradient(180deg, rgba(252, 253, 255, 0.98), rgba(245, 248, 255, 0.96));
}

.resource-mode-switch {
  display: grid;
  gap: 14px;
}

.resource-mode-toggle {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.resource-mode-toggle .button.is-selected {
  background: linear-gradient(135deg, #335cff, #2147da);
  border-color: transparent;
  color: #fff;
  box-shadow: 0 12px 24px rgba(51, 92, 255, 0.18);
}

.resource-default-note {
  display: grid;
  gap: 8px;
  align-content: center;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px dashed rgba(79, 110, 247, 0.2);
  background: rgba(244, 247, 255, 0.78);
}

.resource-default-note strong {
  color: #335cff;
}

.resource-dropzone-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.resource-dropzone {
  border-radius: 24px;
  border: 1.5px dashed rgba(51, 92, 255, 0.28);
  background:
    radial-gradient(circle at top left, rgba(51, 92, 255, 0.12), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(244, 247, 255, 0.96));
  min-height: 180px;
  display: grid;
  place-items: center;
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

.resource-dropzone:hover,
.resource-dropzone.is-dragover {
  border-color: rgba(51, 92, 255, 0.58);
  box-shadow: 0 16px 36px rgba(51, 92, 255, 0.12);
  transform: translateY(-1px);
}

.resource-dropzone:focus-visible {
  outline: 2px solid rgba(51, 92, 255, 0.38);
  outline-offset: 4px;
}

.resource-dropzone-copy {
  display: grid;
  gap: 10px;
  max-width: 560px;
}

.resource-dropzone-copy strong {
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  color: #1f2f73;
}

.resource-dropzone-copy p,
.resource-dropzone-note,
.resource-submit-note {
  margin: 0;
}

.resource-upload-status {
  min-height: 1.4em;
  margin: -4px 0 0;
  font-size: 0.96rem;
}

.resource-upload-status.is-busy {
  color: #2147da;
  font-weight: 700;
}

.resource-upload-status.is-error {
  color: #b33535;
  font-weight: 700;
}

.resource-upload-status.is-success {
  color: #138a66;
  font-weight: 700;
}

.resource-queue-list {
  display: grid;
  gap: 14px;
}

.resource-queue-empty {
  padding: 20px;
  border-radius: 18px;
  border: 1px dashed rgba(23, 33, 29, 0.12);
  color: var(--muted);
  text-align: center;
  background: rgba(255, 255, 255, 0.72);
}

.resource-queue-item {
  display: grid;
  gap: 14px;
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 26px rgba(23, 33, 29, 0.05);
}

.resource-queue-item-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.resource-queue-item-head h3 {
  margin: 0 0 4px;
  font-size: 1.06rem;
  line-height: 1.35;
}

.resource-queue-item-head p {
  margin: 0;
}

.resource-queue-row {
  align-items: end;
}

.resource-form-actions {
  display: flex;
  justify-content: flex-start;
}

.resource-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.resource-stat-card {
  padding: 22px 20px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(250, 251, 255, 0.98), rgba(255, 255, 255, 0.98));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 12px 30px rgba(23, 33, 29, 0.06);
  display: grid;
  gap: 6px;
}

.resource-stat-card strong {
  font-size: clamp(2rem, 4vw, 2.6rem);
  line-height: 1;
}

.resource-stat-card p {
  margin: 0;
  color: var(--muted);
}

.resource-stat-card.is-blue strong {
  color: #335cff;
}

.resource-stat-card.is-gold strong {
  color: #d48a12;
}

.resource-stat-card.is-green strong {
  color: #138a66;
}

.resource-stat-kicker {
  font-size: 0.92rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 700;
}

.resource-toolbar {
  display: grid;
  gap: 14px;
  padding: 22px;
  border-radius: 24px;
}

.resource-toolbar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  align-items: end;
}

.resource-toolbar-search {
  grid-column: span 2;
}

.resource-toolbar-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.resource-toolbar-summary {
  margin: 0;
}

.resource-card-list {
  display: grid;
  gap: 14px;
}

.student-file-sections,
.student-file-section,
.student-file-section-body {
  display: grid;
  gap: 14px;
}

.student-file-section {
  min-width: 0;
}

.student-file-section-head,
.student-file-section-summary {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}

.student-file-section-head h2 {
  margin: 4px 0 0;
  font-size: 1.22rem;
  line-height: 1.35;
}

.student-file-section-summary {
  cursor: pointer;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 24px rgba(23, 33, 29, 0.05);
}

.student-file-section-summary::-webkit-details-marker {
  display: none;
}

.student-file-section-summary span {
  display: grid;
  gap: 4px;
}

.student-file-section-summary small,
.student-file-section-summary em {
  color: var(--muted);
  font-style: normal;
}

.student-file-single-section[open] .student-file-section-summary {
  border-color: rgba(15, 107, 87, 0.18);
}

.resource-file-card {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 22px;
  border-radius: 24px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: linear-gradient(180deg, rgba(250, 251, 255, 0.98), rgba(255, 255, 255, 0.98));
  box-shadow: 0 14px 36px rgba(23, 33, 29, 0.06);
}

.resource-file-main {
  display: grid;
  gap: 14px;
  flex: 1 1 520px;
}

.resource-file-title-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.resource-file-title-row h2 {
  margin: 4px 0 0;
  font-size: 1.26rem;
  line-height: 1.35;
}

.resource-file-course {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.resource-file-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.resource-type-badge {
  background: rgba(15, 107, 87, 0.10);
}

.resource-asset-badge {
  background: rgba(51, 92, 255, 0.12);
  color: #335cff;
}

.resource-version-badge {
  background: rgba(51, 92, 255, 0.10);
  color: #335cff;
}

.resource-file-meta {
  display: flex;
  gap: 10px 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.95rem;
}

.resource-file-personal-meta {
  margin: 0;
}

.resource-bundle-manifest {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px dashed rgba(51, 92, 255, 0.18);
  background: rgba(247, 250, 255, 0.82);
}

.resource-bundle-manifest summary {
  cursor: pointer;
  font-weight: 700;
  color: #2147da;
}

.resource-bundle-manifest ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--muted);
}

.resource-bundle-preview-card {
  display: grid;
  gap: 14px;
}

.resource-file-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, max-content));
  gap: 8px 10px;
  align-items: start;
}

.resource-file-actions .button,
.resource-file-actions form,
.resource-file-actions form button {
  min-height: 42px;
}

.resource-download-status {
  grid-column: 1 / -1;
  font-size: 0.92rem;
  line-height: 1.42;
}

.resource-file-actions form {
  margin: 0;
}

.student-sheet-preview-page {
  display: grid;
  gap: 18px;
}

.student-sheet-preview-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.student-sheet-preview-summary {
  display: grid;
  gap: 8px;
  padding: 18px 20px;
}

.student-sheet-preview-summary p {
  margin: 0;
}

.student-sheet-preview-list {
  display: grid;
  gap: 16px;
}

.student-sheet-preview-card {
  display: grid;
  gap: 14px;
  padding: 18px 18px 20px;
}

.student-sheet-preview-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.student-sheet-preview-head h2 {
  margin: 0;
  font-size: 1.18rem;
}

.student-sheet-preview-head p {
  margin: 0;
}

.student-sheet-preview-table-wrap {
  overflow: auto;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.92);
}

.student-sheet-preview-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 0.98rem;
}

.student-sheet-preview-table th,
.student-sheet-preview-table td {
  padding: 10px 12px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  text-align: left;
  vertical-align: top;
  white-space: pre-wrap;
  word-break: break-word;
}

.student-sheet-preview-table th {
  background: rgba(17, 131, 100, 0.10);
  color: #0d6a52;
  font-weight: 700;
}

.button.danger {
  border-color: rgba(179, 53, 53, 0.18);
  color: #b33535;
  background: rgba(179, 53, 53, 0.06);
}

.button.danger:hover {
  border-color: rgba(179, 53, 53, 0.3);
  background: rgba(179, 53, 53, 0.12);
}

.resource-empty-state {
  padding: 28px 22px;
  border-radius: 22px;
  text-align: center;
}

.resource-page-head {
  margin-bottom: 0;
}

.student-resource-toolbar {
  margin-top: -4px;
}

.student-resource-card .resource-file-main {
  flex-basis: 560px;
}

.qr-cropper {
  gap: 16px;
  background: linear-gradient(180deg, rgba(248, 250, 248, 0.98), rgba(242, 246, 244, 0.96));
  border: 1px dashed rgba(15, 107, 87, 0.28);
}

.qr-cropper-stage {
  width: min(100%, 420px);
  padding: 14px;
  border-radius: 20px;
  background: #fff;
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: var(--shadow);
}

.qr-cropper-stage canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  background: #fff;
  cursor: grab;
}

.qr-cropper-controls {
  display: grid;
  gap: 12px;
}

.qr-cropper-stage canvas.is-dragging {
  cursor: grabbing;
}

.qr-cropper-hint {
  margin: 0;
  color: var(--green);
  font-weight: 700;
}

.side-nav {
  display: grid;
  gap: 8px;
  align-self: start;
  position: sticky;
  top: 78px;
  max-height: calc(100vh - 96px);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding-right: 6px;
}

.side-nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--muted);
}

.side-nav a:hover,
.side-nav a.is-active {
  background: #edf4f1;
  color: var(--green);
}

.material-stock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.material-low-stock-alert {
  margin: 18px 0 20px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
  color: #000;
}

.material-low-stock-alert summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
}

.material-low-stock-alert summary::-webkit-details-marker {
  display: none;
}

.material-low-stock-alert summary > span:first-child {
  display: grid;
  gap: 2px;
}

.material-low-stock-alert summary strong {
  font-size: 1.05rem;
}

.material-low-stock-alert summary small {
  color: inherit;
}

.material-low-stock-toggle::before {
  content: "展开";
  display: inline-block;
  min-width: 3em;
  font-weight: 700;
  text-align: right;
}

.material-low-stock-alert[open] .material-low-stock-toggle::before {
  content: "收起";
}

.material-low-stock-content {
  padding-top: 12px;
}

.material-low-stock-alert p,
.material-low-stock-alert ul {
  margin: 4px 0 0;
}

.material-low-stock-alert ul {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 8px;
  padding: 0;
  list-style: none;
}

.material-low-stock-alert li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2px 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.material-low-stock-alert li:last-child {
  border-bottom: 0;
}

.material-low-stock-alert li span {
  overflow-wrap: anywhere;
}

.material-low-stock-alert li a {
  color: inherit;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.material-low-stock-alert li small {
  grid-column: 2;
  color: #000;
}

.material-low-stock-alert.is-clear {
  border-color: var(--line);
  outline: 0;
  background: var(--panel);
  color: #000;
}

.shipping-tracking-form {
  display: flex;
  min-width: 240px;
  gap: 8px;
  align-items: center;
}

.shipping-tracking-form input {
  min-width: 0;
}

.shipping-tracking-form button {
  flex: 0 0 auto;
}

.shipping-tracking-section {
  margin-top: 20px;
}

.shipping-tracking-section > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  list-style: none;
}

.shipping-tracking-section > summary::-webkit-details-marker {
  display: none;
}

.shipping-tracking-section > summary > span:first-child {
  display: grid;
  gap: 2px;
}

.shipping-tracking-section > summary strong {
  font-size: 1.1rem;
}

.shipping-tracking-section > summary small {
  color: var(--muted);
}

.shipping-tracking-toggle::before {
  content: "展开";
  font-weight: 700;
}

.shipping-tracking-section[open] .shipping-tracking-toggle::before {
  content: "收起";
}

.shipping-tracking-section[open] .monitoring-table-wrap {
  margin-top: 16px;
}

.material-stock-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
}

.material-stock-card.is-low {
  border-color: #f59e0b;
}

.material-stock-card h2 {
  margin: 10px 0 4px;
  font-size: 1.1rem;
}

.material-stock-quantity {
  min-width: 72px;
  text-align: right;
  font-size: 2.25rem;
  line-height: 1;
  color: #111827;
}

.material-stock-card.is-low .material-stock-quantity {
  color: #b45309;
}

.material-stock-settings {
  grid-column: 1 / -1;
  padding-top: 14px;
  border-top: 1px solid #e5e7eb;
}

.material-package-form {
  padding: 16px;
  border: 1px solid #e5e7eb;
  background: #f8faf9;
}

.material-package-options {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
  min-width: 0;
  margin: 0;
  padding: 12px;
  border: 1px solid #d1d5db;
}

.material-package-options legend {
  padding: 0 6px;
  font-weight: 800;
  color: #374151;
}

.material-package-actions {
  grid-column: 1 / -1;
}

.material-package-config {
  padding: 0;
}

.material-package-config > summary {
  padding: 18px 20px;
}

.material-package-config-form,
.material-package-add-form,
.material-package-config-help {
  margin-left: 20px;
  margin-right: 20px;
}

.material-package-config-form {
  display: grid;
  gap: 14px;
}

.material-package-config-selectors {
  padding-top: 4px;
}

.material-package-config-table-wrap {
  border: 1px solid #dbe3df;
  border-radius: 6px;
}

.material-package-config-table td {
  vertical-align: middle;
}

.material-package-config-table td:first-child small {
  display: block;
  margin-top: 2px;
  color: #6b7280;
}

.material-package-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-weight: 700;
  color: #14532d;
}

.material-package-toggle input {
  width: 18px;
  height: 18px;
  margin: 0;
}

.material-config-delete {
  padding: 6px 10px;
}

.material-package-config-actions {
  justify-content: flex-end;
}

.material-package-add-form {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #e5e7eb;
}

.material-package-config-help {
  margin-top: 12px;
  margin-bottom: 20px;
}

.material-adjustment-table-wrap {
  overflow-x: auto;
}

.material-adjustment-table {
  min-width: 680px;
}

.material-adjustment-table td:first-child small {
  display: block;
  margin-top: 2px;
  color: #6b7280;
}

.material-adjustment-table input[data-adjustment-quantity] {
  width: min(100%, 180px);
  min-width: 120px;
}

.material-adjustment-help {
  grid-column: 1 / -1;
  margin: 0;
}

.inventory-transaction-table td small {
  display: block;
  margin-top: 2px;
  color: #6b7280;
}

.inventory-transaction-change {
  font-weight: 800;
  white-space: nowrap;
}

.inventory-transaction-change.is-decrease {
  color: #b42318;
}

.inventory-transaction-change.is-increase {
  color: #087443;
}

.inventory-transaction-more {
  padding: 5px 9px;
  white-space: nowrap;
}

.inventory-transaction-detail > td {
  background: #f8faf9;
}

.inventory-transaction-detail {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 12px 20px;
  padding: 14px 16px;
  border-left: 3px solid #0f6b57;
}

.inventory-transaction-detail > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.inventory-transaction-detail span {
  color: #6b7280;
  font-size: 0.82rem;
}

.inventory-transaction-detail strong {
  overflow-wrap: anywhere;
}

.inventory-transaction-detail-note {
  grid-column: 1 / -1;
}

@media (max-width: 680px) {
  .material-package-config-form,
  .material-package-add-form,
  .material-package-config-help {
    margin-left: 14px;
    margin-right: 14px;
  }

  .material-package-config > summary {
    padding: 14px;
  }

  .inventory-transaction-detail {
    grid-template-columns: repeat(2, minmax(130px, 1fr));
    padding: 12px;
  }
}

.side-nav a.is-active {
  font-weight: 800;
}

.admin-module-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.admin-module-card {
  display: grid;
  gap: 8px;
  min-height: 156px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  align-content: start;
}

.admin-module-card:hover {
  border-color: rgba(15, 107, 87, 0.32);
  box-shadow: 0 12px 28px rgba(18, 38, 32, 0.08);
  transform: translateY(-1px);
}

.admin-module-card strong {
  font-size: 1.12rem;
}

.admin-module-card span {
  color: var(--muted);
  line-height: 1.6;
}

.admin-module-card em {
  align-self: end;
  justify-self: start;
  margin-top: 6px;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--green);
  font-style: normal;
  font-weight: 800;
  font-size: 0.84rem;
}

.admin-module-kicker {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--green) !important;
}

.protocol-admin-nav {
  margin-bottom: 16px;
  padding: 18px 20px;
}

.protocol-admin-nav-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.protocol-admin-nav-head h2 {
  font-size: 1.35rem;
}

.protocol-admin-nav-head p {
  margin-top: 4px;
}

.protocol-admin-nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.protocol-admin-nav .button {
  min-height: 36px;
  padding: 7px 12px;
  font-size: 0.94rem;
}

.protocol-join-card {
  margin-bottom: 16px;
}

.protocol-join-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.protocol-join-date-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.protocol-join-grid > p,
.protocol-join-grid > input[type="submit"] {
  grid-column: 1 / -1;
}

.protocol-program-switch {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  margin: 10px 0 14px;
  padding: 10px 12px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 12px;
  background: rgba(247, 249, 247, 0.94);
}

.protocol-program-switch > span {
  flex: 0 0 auto;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
}

.protocol-program-switch-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 8px;
  width: 100%;
}

.protocol-program-chip {
  display: grid;
  gap: 3px;
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 10px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
}

.protocol-program-chip strong,
.protocol-program-chip small {
  display: block;
  line-height: 1.25;
}

.protocol-program-chip small {
  color: var(--muted);
  font-size: 0.82rem;
}

.protocol-program-chip.is-active {
  border-color: rgba(15, 107, 87, 0.34);
  background: rgba(15, 107, 87, 0.1);
  color: var(--green);
}

.protocol-student-benefits {
  margin-bottom: 14px;
}

.protocol-benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 10px;
}

.protocol-benefit-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 6px 12px;
  align-items: center;
  min-height: 76px;
  padding: 12px 14px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 12px;
  background: #fff;
  color: var(--text);
  text-decoration: none;
}

.protocol-benefit-link strong {
  font-size: 1.02rem;
}

.protocol-benefit-link span {
  grid-column: 1 / -1;
  color: var(--muted);
  line-height: 1.45;
}

.protocol-benefit-link em {
  align-self: start;
  color: var(--green);
  font-style: normal;
  font-weight: 900;
}

.protocol-benefit-link.is-primary {
  border-color: rgba(15, 107, 87, 0.22);
  background: rgba(15, 107, 87, 0.08);
}

.protocol-benefit-link.is-disabled {
  color: var(--muted);
  background: rgba(247, 249, 247, 0.74);
}

.protocol-benefit-link.is-disabled em {
  color: var(--muted);
}

.protocol-handout-compact-list {
  display: grid;
  gap: 8px;
}

.protocol-handout-compact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
}

.protocol-handout-compact-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.protocol-handout-compact-copy span {
  color: #b7791f;
  font-size: 0.82rem;
  font-weight: 900;
}

.protocol-handout-compact-copy strong {
  overflow-wrap: anywhere;
  font-size: 1.06rem;
  line-height: 1.28;
}

.protocol-handout-compact-copy small {
  color: var(--muted);
  line-height: 1.35;
}

.protocol-handout-compact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.protocol-handout-compact-actions .button {
  min-height: 36px;
  padding: 7px 11px;
}

.protocol-practice-chapter-list {
  display: grid;
  gap: 16px;
}

.protocol-practice-chapter-card {
  display: grid;
  gap: 18px;
  padding: 22px 20px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 14px 30px rgba(23, 33, 29, 0.06);
}

.protocol-practice-chapter-card.is-empty {
  background: rgba(247, 249, 247, 0.8);
}

.protocol-practice-chapter-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.protocol-practice-chapter-copy span {
  width: fit-content;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-size: 0.88rem;
  font-weight: 900;
}

.protocol-practice-chapter-card.is-empty .protocol-practice-chapter-copy span {
  background: rgba(100, 116, 139, 0.12);
  color: var(--muted);
}

.protocol-practice-chapter-copy strong {
  overflow-wrap: anywhere;
  font-size: clamp(1.2rem, 3.2vw, 1.55rem);
  line-height: 1.28;
}

.protocol-practice-chapter-copy small {
  color: var(--muted);
  line-height: 1.35;
}

.protocol-practice-chapter-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.protocol-practice-chapter-actions .button {
  min-height: 54px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 1.04rem;
  white-space: normal;
  text-align: center;
}

@media (max-width: 980px) {
  .protocol-join-grid,
  .protocol-join-date-row {
    grid-template-columns: 1fr;
  }

  .protocol-program-switch {
    grid-template-columns: 1fr;
  }

  .protocol-program-switch-list {
    grid-template-columns: 1fr;
  }

  .protocol-handout-compact-row {
    grid-template-columns: 1fr;
  }

  .protocol-handout-compact-actions,
  .protocol-practice-chapter-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .protocol-practice-chapter-card {
    grid-template-columns: 1fr;
  }
}

.table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.table th,
.table td {
  padding: 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.table th {
  background: #f1f5f2;
}

.notice {
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff7e8;
  border: 1px solid #ead3a8;
  color: #77520f;
}

.page-shell {
  padding: 30px 0 56px;
}

.page-intro {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.page-intro h1 {
  margin: 0;
  font-size: 2.2rem;
  line-height: 1.18;
}

.page-intro .lead {
  max-width: 68ch;
}

.section-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.section-card h2,
.section-card h3 {
  margin: 0;
}

.protocol-option-stack {
  gap: 10px;
}

.protocol-answer-section {
  display: grid;
  gap: 12px;
  padding-top: 4px;
}

.protocol-answer-section + .protocol-answer-section {
  margin-top: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.protocol-case-card,
.protocol-question-card {
  box-shadow: none;
}

.protocol-case-body {
  display: grid;
  gap: 10px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.protocol-case-card h4 {
  margin: 8px 0 10px;
  font-size: 18px;
}

.protocol-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 600;
  line-height: 1.5;
}

.protocol-option input {
  width: 16px;
  height: 16px;
  margin-top: 4px;
  flex: 0 0 auto;
}

.protocol-option span {
  display: inline-block;
}

.protocol-mini-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.course-detail-section {
  display: grid;
  gap: 14px;
}

.rich-content img {
  max-width: 100%;
}

.rich-content {
  display: grid;
  gap: 22px;
}

.rich-content > :first-child {
  margin-top: 0;
}

.rich-content h2,
.rich-content h3,
.rich-content p,
.rich-content ul,
.rich-content ol,
.rich-content blockquote {
  margin: 0;
}

.rich-content h2 {
  font-size: clamp(1.34rem, 2.4vw, 1.86rem);
  line-height: 1.32;
}

.rich-content h3 {
  font-size: 1.04rem;
  line-height: 1.4;
  color: var(--green);
}

.rich-content p,
.rich-content li {
  font-size: 1.02rem;
  line-height: 1.84;
}

.rich-content ul,
.rich-content ol {
  padding-left: 1.3rem;
}

.article-intro-card,
.article-highlight-card,
.article-cta-card,
.article-checklist {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 20px 22px;
}

.article-intro-card {
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(15, 107, 87, 0) 46%),
    linear-gradient(180deg, #f7faf8 0%, #ffffff 100%);
  border-color: #dbe7df;
}

.article-highlight-card {
  background: #f5fbf8;
  border-left: 4px solid var(--green);
}

.article-cta-card {
  background: linear-gradient(180deg, #0f6b57 0%, #155f51 100%);
  border-color: rgba(15, 107, 87, 0.24);
  color: #fff;
}

.article-cta-card h3,
.article-cta-card p,
.article-cta-card li,
.article-cta-card a {
  color: inherit;
}

.article-cta-card a {
  font-weight: 700;
  text-decoration: underline;
}

.article-checklist {
  background: #fff8ec;
  border-color: #eed7a9;
}

.article-checklist h3 {
  color: #8c5a12;
}

.article-checklist ul {
  margin-top: 10px;
  display: grid;
  gap: 8px;
}

.article-section {
  display: grid;
  gap: 14px;
}

.article-section + .article-section {
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}

.article-kicker {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 4px 10px;
  border-radius: 999px;
  background: #edf4f1;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 700;
}

.article-intro-card .article-kicker,
.article-section .article-kicker {
  box-shadow: inset 0 0 0 1px rgba(15, 107, 87, 0.06);
}

.file-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.handout-overview {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.handout-section-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.handout-section-row {
  display: grid;
  gap: 4px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8faf7;
}

.handout-section-row:hover {
  border-color: rgba(15, 107, 87, 0.42);
  background: #edf4f1;
}

.handout-page-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.handout-page-head h1 {
  margin-top: 8px;
}

.handout-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr) 300px;
  gap: 18px;
  align-items: start;
}

.handout-side,
.handout-notes {
  position: sticky;
  top: 78px;
  max-height: calc(100vh - 96px);
  overflow: auto;
}

.handout-nav {
  display: grid;
  gap: 8px;
}

.handout-nav a {
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--muted);
  border: 1px solid transparent;
}

.handout-nav a:hover,
.handout-nav a.active {
  color: var(--green);
  background: #edf4f1;
  border-color: rgba(15, 107, 87, 0.16);
}

.handout-content {
  font-size: 1.02rem;
}

.handout-paragraph-block {
  display: grid;
  gap: 10px;
}

.handout-interface-group {
  padding: 12px 16px;
  border-left: 4px solid transparent;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.handout-interface-group p {
  margin: 0;
}

.handout-interface-group-start {
  margin-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px 8px 0 0;
}

.handout-interface-group-middle {
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
}

.handout-interface-group-end {
  margin-bottom: 18px;
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 0 0 8px 8px;
}

.handout-interface-types {
  background: #ecfdf5;
  border-left-color: #0f766e;
}

.handout-interface-principles {
  background: #eff6ff;
  border-left-color: #0369a1;
}

.handout-interface-activities {
  background: #fff7ed;
  border-left-color: #b45309;
}

.handout-interface-issues {
  background: #f5f3ff;
  border-left-color: #6d28d9;
}

.handout-togaf-group {
  padding: 12px 16px;
  border-left: 4px solid transparent;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.handout-togaf-group p {
  margin: 0;
}

.handout-togaf-group-start {
  margin-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px 8px 0 0;
}

.handout-togaf-group-middle {
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
}

.handout-togaf-group-end {
  margin-bottom: 18px;
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 0 0 8px 8px;
}

.handout-togaf-goals {
  background: #ecfdf5;
  border-left-color: #047857;
}

.handout-togaf-components {
  background: #eff6ff;
  border-left-color: #1d4ed8;
}

.handout-togaf-goals-start p,
.handout-togaf-components-start p {
  font-weight: 800;
}

.handout-delivery-group {
  padding: 12px 16px;
  border-left: 4px solid transparent;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.handout-delivery-group p {
  margin: 0;
}

.handout-delivery-group-start {
  margin-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 8px 8px 0 0;
}

.handout-delivery-group-middle {
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
}

.handout-delivery-group-end {
  margin-bottom: 18px;
  border-top: 1px dashed rgba(15, 23, 42, 0.12);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 0 0 8px 8px;
}

.handout-delivery-project-delivery {
  background: #ecfdf5;
  border-left-color: #0f766e;
}

.handout-delivery-post-release-operation {
  background: #eff6ff;
  border-left-color: #0369a1;
}

.handout-exam-original {
  margin: 20px 0 16px;
  padding: 16px 20px;
  border: 1px solid rgba(220, 38, 38, 0.22);
  border-left: 6px solid #dc2626;
  border-radius: 8px;
  background: #fff1f2;
}

.handout-exam-original p {
  margin: 0;
  color: #7f1d1d;
  font-weight: 900;
  line-height: 1.9;
  white-space: pre-line;
}

.handout-exam-original .handout-term {
  background: #fee2e2;
  color: #991b1b;
}

.handout-exam-original .handout-term:hover,
.handout-exam-original .handout-term.active {
  background: #991b1b;
  color: #fff;
}

.handout-teaching-summary {
  margin: 0 0 8px;
  padding: 10px 14px;
  border-left: 3px solid #c084fc;
  background: #f7f0ff;
  color: #6b21a8;
  font-size: 0.96rem;
}

.handout-mnemonic {
  margin: 16px 0;
  padding: 14px 18px;
  border: 1px solid rgba(8, 145, 178, 0.22);
  border-left: 5px solid #0891b2;
  border-radius: 8px;
  background: #ecfeff;
  color: #155e75;
  font-weight: 900;
}

.handout-question {
  margin: 18px 0 14px;
  padding: 14px 18px;
  border: 1px solid rgba(202, 138, 4, 0.24);
  border-left: 5px solid #ca8a04;
  border-radius: 8px;
  background: #fffbeb;
  color: #854d0e;
  font-weight: 900;
}

.handout-content h2,
.handout-content h3,
.handout-content h4 {
  scroll-margin-top: 88px;
}

.handout-content h2 {
  font-size: 2rem;
  margin-bottom: 18px;
}

.handout-content h2 + h3 {
  margin-top: 10px;
}

.handout-content h3 {
  font-size: 1.45rem;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.handout-content h4 {
  font-size: 1.12rem;
  margin-top: 22px;
}

.handout-content p {
  margin-top: 12px;
}

.handout-example-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  column-gap: 28px;
}

.handout-example-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 0;
  align-items: start;
}

.handout-example-main {
  min-width: 0;
}

.handout-example-gap {
  min-height: 1px;
}

@media (max-width: 1100px) {
  .handout-example-shell {
    grid-template-columns: minmax(0, 1fr) 180px;
  }
}

@media (max-width: 860px) {
  .handout-example-shell {
    grid-template-columns: 1fr;
  }

  .handout-example-gap {
    display: none;
  }
}

.handout-example-panel > h2,
.handout-example-panel > .notice,
.handout-example-panel > .actions,
.handout-example-panel > .handout-example-content {
  grid-column: 1 / 2;
}

.handout-term {
  padding: 1px 4px;
  border-radius: 4px;
  background: #ffe9e3;
  color: #a22f23;
  font-weight: 800;
}

.handout-figure {
  margin: 22px 0;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.handout-figure img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.handout-figure-scaled img {
  width: calc(100% * var(--handout-figure-scale, 1));
  max-width: 100%;
  margin: 0 auto;
}

.handout-figure-caption {
  margin-top: 10px;
  text-align: center;
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--muted);
}

.handout-paragraph-block.essay-exam-prompt {
  margin: 0;
  padding: 10px 18px;
  border-right: 1px solid #edc9bd;
  border-left: 5px solid #a94631;
  background: #fff8f5;
}

.handout-paragraph-block.essay-exam-prompt.is-start {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid #edc9bd;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-exam-prompt.is-end {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid #edc9bd;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-exam-prompt p {
  margin: 0;
  color: #3d2b25;
  font-weight: 700;
  line-height: 1.8;
}

.handout-paragraph-block.essay-conclusion-callout {
  margin: 0;
  padding: 10px 24px;
  border-right: 1px solid #f2c47b;
  border-left: 5px solid #b45309;
  background: #fff7e8;
  text-align: center;
}

.handout-paragraph-block.essay-conclusion-callout.is-start {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid #f2c47b;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-conclusion-callout.is-end {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid #f2c47b;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-conclusion-callout p {
  margin: 0;
  color: #8a3d08;
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1.7;
}

.handout-paragraph-block.essay-conclusion-callout.is-start p {
  color: #6f3108;
  font-size: 1.16rem;
}

.handout-paragraph-block.essay-demo-prose {
  margin-top: 16px;
  padding: 18px 20px;
  border: 1px solid #dbe3e0;
  border-left: 4px solid #0f6b57;
  border-radius: 6px;
  background: #fff;
}

.handout-paragraph-block.essay-demo-prose p {
  margin: 0;
  color: #1f2933;
  line-height: 2;
}

.handout-paragraph-block.essay-demo-background {
  border-left-color: #1b6d8d;
  background: #f7fbfc;
}

.handout-paragraph-block.essay-original-prompt-label,
.handout-paragraph-block.essay-original-prompt-title,
.handout-paragraph-block.essay-original-prompt-intro,
.handout-paragraph-block.essay-original-prompt-question,
.handout-paragraph-block.essay-original-prompt-subitem {
  margin: 0;
  padding: 12px 18px;
  border-right: 1px solid #f2d5a8;
  border-left: 1px solid #f2d5a8;
  background: #fff9ed;
}

.handout-paragraph-block.essay-original-prompt-label.is-start,
.handout-paragraph-block.essay-original-prompt-title.is-start,
.handout-paragraph-block.essay-original-prompt-intro.is-start,
.handout-paragraph-block.essay-original-prompt-question.is-start,
.handout-paragraph-block.essay-original-prompt-subitem.is-start {
  margin-top: 16px;
  padding-top: 18px;
  border-top: 1px solid #f2d5a8;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-original-prompt-label.is-end,
.handout-paragraph-block.essay-original-prompt-title.is-end,
.handout-paragraph-block.essay-original-prompt-intro.is-end,
.handout-paragraph-block.essay-original-prompt-question.is-end,
.handout-paragraph-block.essay-original-prompt-subitem.is-end {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid #f2d5a8;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-original-prompt-label p,
.handout-paragraph-block.essay-original-prompt-title p,
.handout-paragraph-block.essay-original-prompt-intro p,
.handout-paragraph-block.essay-original-prompt-question p,
.handout-paragraph-block.essay-original-prompt-subitem p {
  margin: 0;
  color: #6f3f08;
  line-height: 1.9;
}

.handout-paragraph-block.essay-original-prompt-label p {
  font-size: 1.08rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-original-prompt-title p {
  color: #173b36;
  font-size: clamp(1.45rem, 2.4vw, 1.95rem);
  font-weight: 900;
}

.handout-paragraph-block.essay-original-prompt-intro p {
  font-weight: 700;
}

.handout-paragraph-block.essay-original-prompt-question {
  position: relative;
  padding-left: 74px;
  border-left: 5px solid #b45309;
  background: #fff4dd;
}

.handout-paragraph-block.essay-original-prompt-question::before {
  position: absolute;
  top: 12px;
  left: 32px;
  color: #9a5808;
  font-weight: 900;
  line-height: 1.9;
}

.handout-paragraph-block.essay-original-prompt-question-1::before {
  content: "一、";
}

.handout-paragraph-block.essay-original-prompt-question-2::before {
  content: "二、";
}

.handout-paragraph-block.essay-original-prompt-question-3::before {
  content: "三、";
}

.handout-paragraph-block.essay-original-prompt-question + .essay-original-prompt-subitem {
  counter-reset: essay-original-prompt-subitem;
}

.handout-paragraph-block.essay-original-prompt-question p {
  color: #5f3507;
  font-weight: 900;
}

.handout-paragraph-block.essay-original-prompt-subitem {
  position: relative;
  padding-left: 74px;
  background: #fffcf5;
  counter-increment: essay-original-prompt-subitem;
}

.handout-paragraph-block.essay-original-prompt-subitem::before {
  content: counter(essay-original-prompt-subitem) ".";
  position: absolute;
  top: 12px;
  left: 38px;
  color: #9a5808;
  font-weight: 900;
  line-height: 1.9;
}

.handout-paragraph-block.essay-original-prompt-subitem p {
  color: #745118;
  font-weight: 800;
}

.handout-paragraph-block.essay-model-prose {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.handout-paragraph-block.essay-model-prose p {
  margin: 14px 0;
  color: #1f2933;
  line-height: 2;
  text-indent: 2em;
}

.handout-paragraph-block.essay-model-title {
  margin: 10px 0 26px;
}

.handout-paragraph-block.essay-model-title p {
  margin: 0;
  color: #173b36;
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1.6;
  text-align: center;
  text-indent: 0;
}

.handout-paragraph-block.essay-model-heading-primary {
  margin: 30px 0 12px;
  padding: 10px 16px;
  border-left: 5px solid #2f7764;
  border-radius: 6px;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-model-heading-primary p {
  margin: 0;
  color: #1f5e4f;
  font-size: 1.18rem;
  font-weight: 900;
  text-indent: 0;
}

.handout-paragraph-block.essay-model-heading-secondary {
  margin: 22px 0 8px;
  padding: 8px 14px;
  border-left: 4px solid #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-model-heading-secondary p {
  margin: 0;
  color: #294d7d;
  font-size: 1.08rem;
  font-weight: 900;
  text-indent: 0;
}

.handout-paragraph-block.essay-model-key-point p {
  color: #263d38;
}

.handout-paragraph-block.essay-model-key-point strong {
  color: #8a3d08;
  font-weight: 900;
}

.handout-paragraph-block.essay-template-part {
  margin: 0;
  padding: 10px 18px;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
  border-left: 5px solid transparent;
}

.handout-paragraph-block.essay-template-part p {
  margin: 0;
  line-height: 1.9;
}

.handout-paragraph-block.essay-template-part.is-start {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-template-part.is-end {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-template-planning {
  border-left-color: #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-template-management {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-template-part .handout-term {
  padding: 2px 6px;
  background: #fff0bd;
  color: #784f00;
  box-shadow: inset 0 -2px 0 #d59b2b;
}

.handout-paragraph-block.essay-background-case-title {
  margin: 22px 0 18px;
  padding: 14px 18px;
  border-left: 5px solid #0f6b57;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-background-case-title p {
  margin: 0;
  color: #174c40;
  font-size: 1.28rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-background-section-title,
.handout-paragraph-block.essay-background-example-title {
  margin: 26px 0 10px;
  padding: 8px 14px;
  border-left: 4px solid #b45309;
  background: #fff7e8;
}

.handout-paragraph-block.essay-background-section-title p,
.handout-paragraph-block.essay-background-example-title p {
  margin: 0;
  color: #7a3c08;
  font-size: 1.14rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-background-subtitle {
  margin: 18px 0 6px;
  padding: 6px 12px;
  border-left: 3px solid #5579a9;
}

.handout-paragraph-block.essay-background-subtitle p {
  margin: 0;
  color: #294d7d;
  font-weight: 800;
}

.handout-paragraph-block.essay-background-list-item {
  margin: 0;
  padding: 7px 14px;
  border-left: 3px solid #82a39a;
  background: #f5faf8;
}

.handout-paragraph-block.essay-background-list-item p {
  margin: 0;
  font-weight: 650;
}

.handout-paragraph-block.essay-background-list-item + .essay-background-list-item {
  border-top: 1px dashed #d4e3de;
}

.handout-paragraph-block.essay-background-example {
  margin: 0;
  padding: 10px 18px;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
  border-left: 5px solid transparent;
}

.handout-paragraph-block.essay-background-example p {
  margin: 0;
  line-height: 1.9;
}

.handout-paragraph-block.essay-background-example.is-start {
  padding-top: 18px;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-background-example.is-end {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-background-example-planning {
  border-left-color: #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-background-example-management {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-background-example-title.essay-background-example-planning {
  border-left-color: #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-background-example-title.essay-background-example-management {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-background-example .handout-term,
.handout-paragraph-block.essay-background-case-title .handout-term,
.handout-paragraph-block.essay-background-section-title .handout-term {
  padding: 2px 6px;
  background: #fff0bd;
  color: #784f00;
  box-shadow: inset 0 -2px 0 #d59b2b;
}

.handout-paragraph-block.essay-background-technology-chain,
.handout-paragraph-block.essay-background-memory {
  margin: 16px 0 22px;
  padding: 16px 20px;
  border: 1px solid #b7d6cb;
  border-left: 5px solid #0f6b57;
  border-radius: 6px;
  background: #edf7f3;
}

.handout-paragraph-block.essay-background-technology-chain p,
.handout-paragraph-block.essay-background-memory p {
  margin: 0;
  color: #174c40;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-question-example-label {
  margin: 22px 0 0;
  padding: 8px 14px;
  border-left: 4px solid #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-question-example-label p {
  margin: 0;
  color: #294d7d;
  font-weight: 900;
}

.handout-paragraph-block.essay-question-background {
  margin: 0;
  padding: 10px 18px;
  border-right: 1px solid #c7d4e6;
  border-left: 5px solid #5579a9;
  background: #f7fbff;
}

.handout-paragraph-block.essay-question-background.is-start {
  padding-top: 18px;
  border-top: 1px solid #c7d4e6;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-question-background.is-end {
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid #c7d4e6;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-question-background p {
  margin: 0;
  color: #29445f;
  line-height: 1.9;
}

.handout-paragraph-block.essay-question-lead {
  margin: 18px 0 12px;
  padding: 14px 18px;
  border-left: 5px solid #b45309;
  background: #fff7e8;
}

.handout-paragraph-block.essay-question-lead p {
  margin: 0;
  color: #7a3c08;
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-question-main {
  margin: 14px 0 0;
  padding: 14px 18px;
  border: 1px solid #d8e0dc;
  border-left: 5px solid #2f7764;
  border-radius: 6px;
  background: #f5faf8;
}

.handout-paragraph-block.essay-question-main p {
  margin: 0;
  color: #1f3e36;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-question-two {
  margin-bottom: 0;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
}

.handout-paragraph-block.essay-question-sub {
  margin: 0 0 0 28px;
  padding: 10px 16px;
  border-right: 1px solid #b7d6cb;
  border-left: 3px solid #82a39a;
  background: #fbfdfc;
}

.handout-paragraph-block.essay-question-sub + .essay-question-sub {
  border-top: 1px dashed #cbdcd6;
}

.handout-paragraph-block.essay-question-sub p {
  margin: 0;
  color: #34534b;
  line-height: 1.85;
}

.handout-paragraph-block.essay-question-main.essay-question-three {
  margin-top: 18px;
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-question-main.essay-question-three p {
  color: #563d64;
}

/* Keep the three levels in homework prompts visually distinct at teaching scale. */
.teaching-content h2.essay-homework-prompt-label {
  display: inline-block;
  margin: 8px 0 10px;
  padding: 8px 14px;
  border-left: 5px solid #b45309;
  border-radius: 4px;
  background: #fff3dd;
  color: #7a3c08;
  font-size: clamp(1.45rem, 2.3vw, 1.85rem);
}

.teaching-content h3.essay-homework-topic {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 2px solid #b7d6cb;
  color: #173e36;
  font-size: clamp(1.65rem, 2.6vw, 2.15rem);
}

.handout-paragraph-block.essay-homework-introduction {
  margin: 0 0 22px;
  padding: 16px 20px;
  border-left: 5px solid #5579a9;
  background: #f2f6fb;
}

.handout-paragraph-block.essay-homework-introduction p {
  margin: 0;
  color: #29445f;
  line-height: 1.9;
}

.handout-paragraph-block.essay-homework-requirement {
  margin: 16px 0 0;
  padding: 14px 18px;
  border: 1px solid #d8e0dc;
  border-left: 5px solid #2f7764;
  border-radius: 6px;
  background: #f5faf8;
}

.handout-paragraph-block.essay-homework-requirement p {
  margin: 0;
  color: #1f3e36;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-homework-theory {
  margin-bottom: 0;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
  border-left-color: #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-homework-theory p {
  color: #294d7d;
}

.handout-paragraph-block.essay-homework-sub-requirement {
  margin: 0 0 0 28px;
  padding: 10px 18px;
  border-right: 1px solid #c7d4e6;
  border-left: 3px solid #82a4bd;
  background: #fbfdff;
}

.handout-paragraph-block.essay-homework-sub-requirement + .essay-homework-sub-requirement {
  border-top: 1px dashed #c7d4e6;
}

.handout-paragraph-block.essay-homework-sub-requirement.is-end {
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid #c7d4e6;
  border-bottom-right-radius: 6px;
}

.handout-paragraph-block.essay-homework-sub-requirement p {
  margin: 0;
  color: #34516c;
  line-height: 1.85;
}

.handout-paragraph-block.essay-homework-practice {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-homework-practice p {
  color: #563d64;
}

.handout-paragraph-block.essay-submission-password-intro {
  margin: 20px 0 18px;
  padding: 18px 22px;
  border: 1px solid #d8e0dc;
  border-left: 6px solid #b45309;
  border-radius: 8px;
  background: #fff7ed;
}

.handout-paragraph-block.essay-submission-password-intro p {
  margin: 0;
  color: #7a3c08;
  font-size: clamp(1.18rem, 2vw, 1.55rem);
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-submission-password-board {
  min-height: 220px;
  margin: 18px 0 28px;
  border: 2px dashed #b7c9c2;
  border-radius: 10px;
  background:
    linear-gradient(#fff, #fff) padding-box,
    repeating-linear-gradient(0deg, transparent 0 42px, rgba(47, 119, 100, 0.1) 43px 44px);
  box-shadow: inset 0 0 0 8px #f6faf8;
}

.handout-paragraph-block.essay-submission-password-board p {
  margin: 0;
  min-height: 220px;
}

@media (max-width: 720px) {
  .handout-paragraph-block.essay-homework-sub-requirement {
    margin-left: 12px;
    padding-right: 14px;
    padding-left: 14px;
  }
}

.handout-paragraph-block.essay-theory-decision {
  margin: 0;
  padding: 11px 18px;
  border-right: 1px solid #c9d9d4;
  border-left: 5px solid #5579a9;
  background: #f6fbf9;
}

.handout-paragraph-block.essay-theory-decision.is-start {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid #c9d9d4;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-theory-decision.is-end {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #c9d9d4;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-theory-decision p {
  margin: 0;
  color: #244c41;
  line-height: 1.9;
}

.handout-paragraph-block.essay-theory-decision.is-start p {
  color: #204f78;
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-theory-decision-background {
  border-left-color: #5579a9;
  background: #f1f6fd;
}

.handout-paragraph-block.essay-theory-decision-required {
  border-left-color: #b45309;
  background: #fff7e8;
}

.handout-paragraph-block.essay-theory-decision-required p {
  color: #7a3c08;
  font-weight: 800;
}

.handout-paragraph-block.essay-theory-decision-practice {
  border-left-color: #2f7764;
  background: #eaf6f1;
}

.handout-paragraph-block.essay-theory-decision-summary {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-theory-decision-summary p {
  color: #563d64;
  font-weight: 900;
}

.handout-paragraph-block.essay-practice-decision {
  margin: 0;
  padding: 11px 18px;
  border-right: 1px solid #c9d9d4;
  border-left: 5px solid #2f7764;
  background: #f4faf7;
}

.handout-paragraph-block.essay-practice-decision.is-start {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid #c9d9d4;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.handout-paragraph-block.essay-practice-decision.is-end {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #c9d9d4;
  border-bottom-left-radius: 8px;
  border-bottom-right-radius: 8px;
}

.handout-paragraph-block.essay-practice-decision p {
  margin: 0;
  color: #1f5143;
  line-height: 1.9;
}

.handout-paragraph-block.essay-practice-decision.is-start p {
  color: #176654;
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-practice-decision-background {
  border-left-color: #5579a9;
  background: #f1f6fd;
}

.handout-paragraph-block.essay-practice-decision-optional {
  border-left-color: #bc8434;
  background: #fff8e8;
}

.handout-paragraph-block.essay-practice-decision-required {
  border-left-color: #2f7764;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-practice-decision-required p {
  color: #135d4d;
  font-weight: 900;
}

.handout-paragraph-block.essay-practice-example-question {
  margin: 0;
  padding: 14px 18px;
  border: 1px solid #c7d4e6;
  border-left: 5px solid #5579a9;
  border-radius: 0 0 8px 8px;
  background: #f7fbff;
}

.handout-paragraph-block.essay-practice-example-question p {
  margin: 0;
  color: #29445f;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-practice-example-title {
  margin: 22px 0 0;
  padding: 12px 18px;
  border-left: 5px solid #5579a9;
  border-radius: 8px 8px 0 0;
  background: #eaf2fc;
}

.handout-paragraph-block.essay-practice-example-title p {
  margin: 0;
  color: #294d7d;
  font-size: 1.05rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-practice-example-theory,
.handout-paragraph-block.essay-practice-example-work {
  margin: 0;
  padding: 12px 18px;
  border-right: 1px solid #c7d4e6;
  border-left: 5px solid #5579a9;
  background: #f7fbff;
}

.handout-paragraph-block.essay-practice-example-theory.is-end {
  padding-bottom: 16px;
  border-bottom: 1px solid #c7d4e6;
  border-radius: 0 0 8px 8px;
}

.handout-paragraph-block.essay-practice-example-theory p,
.handout-paragraph-block.essay-practice-example-work p {
  margin: 0;
  color: #29445f;
  line-height: 1.9;
}

.handout-paragraph-block.essay-practice-example-work-title {
  border-left-color: #2f7764;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-practice-example-work-title p {
  color: #1f5e4f;
}

.handout-paragraph-block.essay-practice-example-work {
  border-right-color: #b7d6cb;
  border-left-color: #2f7764;
  background: #f4fbf8;
}

.handout-paragraph-block.essay-practice-example-work p {
  color: #1f5143;
}

.handout-paragraph-block.essay-practice-example-work.is-end {
  padding-bottom: 16px;
  border-bottom: 1px solid #b7d6cb;
  border-radius: 0 0 8px 8px;
}

.handout-paragraph-block.essay-practice-example-breakdown {
  margin: 0;
  padding: 10px 18px;
  border-right: 1px solid #dac8e1;
  border-left: 5px solid #8a5c9d;
  background: #faf6fb;
}

.handout-paragraph-block.essay-practice-example-breakdown.is-start {
  margin-top: 22px;
  padding-top: 14px;
  border-top: 1px solid #dac8e1;
  border-radius: 8px 8px 0 0;
}

.handout-paragraph-block.essay-practice-example-breakdown.is-end {
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 1px solid #dac8e1;
  border-radius: 0 0 8px 8px;
}

.handout-paragraph-block.essay-practice-example-breakdown p {
  margin: 0;
  color: #563d64;
  line-height: 1.9;
}

.handout-paragraph-block.essay-practice-example-breakdown.is-start p {
  font-size: 1.05rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-theory-example-title {
  margin: 26px 0 0;
  padding: 14px 20px;
  border: 1px solid #d9c48a;
  border-left: 6px solid #b27a22;
  border-radius: 10px 10px 0 0;
  background: linear-gradient(100deg, #fff8e7, #fffdf6);
  box-shadow: 0 6px 16px rgba(137, 94, 27, 0.08);
}

.handout-paragraph-block.essay-theory-example-title p {
  margin: 0;
  color: #704b16;
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-theory-example-question {
  margin: 0;
  padding: 11px 20px;
  border-right: 1px solid #c8d8e8;
  border-left: 6px solid #5579a9;
  background: #f5f9fe;
}

.handout-paragraph-block.essay-theory-example-question.is-start {
  padding-top: 17px;
}

.handout-paragraph-block.essay-theory-example-question.is-end {
  padding-bottom: 17px;
  border-bottom: 1px solid #c8d8e8;
  border-radius: 0 0 10px 10px;
}

.handout-paragraph-block.essay-theory-example-question p {
  margin: 0;
  color: #29445f;
  line-height: 1.9;
}

.handout-paragraph-block.essay-theory-example-question.is-start p {
  color: #294d7d;
  font-weight: 700;
}

.handout-paragraph-block.essay-theory-example-question-sub {
  margin: 0;
  padding: 6px 20px 6px 42px;
  border-right: 1px solid #c8d8e8;
  border-left: 6px solid #7e9fc3;
  background: #f8fbff;
}

.handout-paragraph-block.essay-theory-example-question-sub p {
  margin: 0;
  color: #3b5872;
  line-height: 1.85;
}

.handout-paragraph-block.essay-theory-example-subquestion {
  margin: 24px 0 0;
  padding: 14px 20px;
  border: 1px solid #e4c77b;
  border-left: 6px solid #c28a2e;
  border-radius: 10px;
  background: #fff8e6;
  box-shadow: 0 6px 16px rgba(137, 94, 27, 0.07);
}

.handout-paragraph-block.essay-theory-example-subquestion p {
  margin: 0;
  color: #704b16;
  font-size: 1.06rem;
  font-weight: 900;
  line-height: 1.85;
}

.handout-paragraph-block.essay-theory-example-source-title {
  margin: 22px 0 0;
  padding: 13px 20px;
  border: 1px solid #c7d4e6;
  border-left: 6px solid #5579a9;
  border-radius: 10px 10px 0 0;
  background: #edf4fb;
}

.handout-paragraph-block.essay-theory-example-source-title p {
  margin: 0;
  color: #294d7d;
  font-size: 1.04rem;
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-theory-example-source-intro,
.handout-paragraph-block.essay-theory-example-source-item,
.handout-paragraph-block.essay-theory-example-source-overview {
  margin: 0;
  padding: 8px 20px;
  border-right: 1px solid #c7d4e6;
  border-left: 6px solid #5579a9;
  background: #f8fbff;
}

.handout-paragraph-block.essay-theory-example-source-intro {
  padding-top: 14px;
}

.handout-paragraph-block.essay-theory-example-source-intro p,
.handout-paragraph-block.essay-theory-example-source-overview p {
  margin: 0;
  color: #29445f;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-theory-example-source-item {
  padding: 4px 20px 4px 36px;
}

.handout-paragraph-block.essay-theory-example-source-item p {
  margin: 0;
  color: #3b5872;
  line-height: 1.8;
}

.handout-paragraph-block.essay-theory-example-source-overview {
  margin-top: 6px;
  padding-top: 14px;
}

.handout-paragraph-block.essay-theory-example-source-item.is-end {
  padding-bottom: 15px;
  border-bottom: 1px solid #c7d4e6;
  border-radius: 0 0 10px 10px;
}

.handout-paragraph-block.essay-theory-example-answer-title {
  margin: 20px 0 0;
  padding: 13px 20px;
  border: 1px solid #b8d7cc;
  border-left: 6px solid #2f7764;
  border-radius: 10px 10px 0 0;
  background: #e8f5ef;
}

.handout-paragraph-block.essay-theory-example-answer-title p {
  margin: 0;
  color: #1f5e4f;
  font-size: 1.06rem;
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-theory-example-answer-heading,
.handout-paragraph-block.essay-theory-example-answer {
  margin: 0;
  padding: 11px 20px;
  border-right: 1px solid #b8d7cc;
  border-left: 6px solid #2f7764;
  background: #f4fbf8;
}

.handout-paragraph-block.essay-theory-example-answer-heading p {
  margin: 0;
  color: #1f5e4f;
  font-weight: 900;
  line-height: 1.85;
}

.handout-paragraph-block.essay-theory-example-answer p {
  margin: 0;
  color: #2f5148;
  line-height: 1.95;
  text-indent: 2em;
}

.handout-paragraph-block.essay-theory-example-answer.is-end {
  padding-bottom: 18px;
  border-bottom: 1px solid #b8d7cc;
  border-radius: 0 0 10px 10px;
}

.handout-paragraph-block.essay-ending-example-title {
  margin: 26px 0 0;
  padding: 14px 20px;
  border: 1px solid #d9c48a;
  border-left: 6px solid #b27a22;
  border-radius: 10px 10px 0 0;
  background: #fff8e7;
}

.handout-paragraph-block.essay-ending-example-title p {
  margin: 0;
  color: #704b16;
  font-size: 1.08rem;
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-ending-example-result-label,
.handout-paragraph-block.essay-ending-example-result,
.handout-paragraph-block.essay-ending-example-reflection-label,
.handout-paragraph-block.essay-ending-example-reflection {
  margin: 0;
  padding: 11px 20px;
  border-right: 1px solid #b8d7cc;
  border-left: 6px solid #2f7764;
  background: #f4fbf8;
}

.handout-paragraph-block.essay-ending-example-result-label.is-start {
  padding-top: 16px;
}

.handout-paragraph-block.essay-ending-example-result-label p,
.handout-paragraph-block.essay-ending-example-reflection-label p {
  margin: 0;
  color: #1f5e4f;
  font-size: 1.04rem;
  font-weight: 900;
  line-height: 1.8;
}

.handout-paragraph-block.essay-ending-example-result p,
.handout-paragraph-block.essay-ending-example-reflection p {
  margin: 0;
  color: #2f5148;
  line-height: 1.95;
  text-indent: 2em;
}

.handout-paragraph-block.essay-ending-example-reflection-label {
  margin-top: 8px;
  border-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-ending-example-reflection-label p {
  color: #583969;
}

.handout-paragraph-block.essay-ending-example-reflection {
  border-color: #8a5c9d;
  background: #faf6fb;
}

.handout-paragraph-block.essay-ending-example-reflection p {
  color: #563d64;
}

.handout-paragraph-block.essay-ending-example-reflection.is-end {
  padding-bottom: 18px;
  border-bottom: 1px solid #dac8e1;
  border-radius: 0 0 10px 10px;
}

.handout-paragraph-block.essay-practice-best-rule {
  margin: 14px 0 0;
  padding: 16px 20px;
  border: 1px solid #d7e1dd;
  border-left: 7px solid #2f7764;
  border-radius: 10px;
  background: linear-gradient(100deg, #f7fbf9, #ffffff);
  box-shadow: 0 7px 18px rgba(31, 94, 79, 0.07);
}

.handout-paragraph-block.essay-practice-best-rule p {
  margin: 0;
  color: #1f5143;
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.9;
}

.handout-paragraph-block.essay-practice-best-rule-1 {
  border-left-color: #5579a9;
  background: linear-gradient(100deg, #f1f6fd, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-1 p {
  color: #294d7d;
}

.handout-paragraph-block.essay-practice-best-rule-2 {
  border-left-color: #be6170;
  background: linear-gradient(100deg, #fff4f5, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-2 p {
  color: #8f3f4d;
}

.handout-paragraph-block.essay-practice-best-rule-3 {
  border-left-color: #2f7764;
  background: linear-gradient(100deg, #edf8f3, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-4 {
  border-left-color: #8a5c9d;
  background: linear-gradient(100deg, #f7f0fa, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-4 p {
  color: #583969;
}

.handout-paragraph-block.essay-practice-best-rule-5 {
  border-left-color: #bc8434;
  background: linear-gradient(100deg, #fff8e9, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-5 p {
  color: #75430c;
}

.handout-paragraph-block.essay-practice-best-rule-6 {
  margin-bottom: 24px;
  border-left-color: #0f6b57;
  background: linear-gradient(100deg, #eaf7f2, #ffffff);
}

.handout-paragraph-block.essay-practice-best-rule-6 p {
  color: #174c40;
}

.handout-table.essay-real-exam-theory-checklist {
  width: 100%;
  min-width: 720px;
  table-layout: fixed;
  border-color: #bfd3ca;
  line-height: 1.7;
}

.handout-table.essay-real-exam-theory-checklist th {
  background: #e7f4ef;
  color: #174c40;
}

.handout-table.essay-real-exam-theory-checklist th,
.handout-table.essay-real-exam-theory-checklist td {
  min-width: 0;
  max-width: none;
  vertical-align: top;
}

.handout-table.essay-real-exam-theory-checklist th:nth-child(1),
.handout-table.essay-real-exam-theory-checklist td:nth-child(1) {
  width: 17%;
  color: #0f5e4c;
  font-weight: 900;
}

.handout-table.essay-real-exam-theory-checklist th:nth-child(2),
.handout-table.essay-real-exam-theory-checklist td:nth-child(2) {
  width: 55%;
}

.handout-table.essay-real-exam-theory-checklist th:nth-child(3),
.handout-table.essay-real-exam-theory-checklist td:nth-child(3) {
  width: 28%;
  background: #fff9ed;
  color: #7a4a14;
  font-weight: 700;
}

.handout-paragraph-block.essay-question-background .handout-term,
.handout-paragraph-block.essay-question-main .handout-term,
.handout-paragraph-block.essay-question-sub .handout-term {
  padding: 2px 6px;
  background: #fff0bd;
  color: #784f00;
  box-shadow: inset 0 -2px 0 #d59b2b;
}

.handout-paragraph-block.essay-framework-principle {
  margin: 22px 0 10px;
  padding: 14px 18px;
  border-left: 5px solid #b45309;
  background: #fff7e8;
}

.handout-paragraph-block.essay-framework-principle p {
  margin: 0;
  color: #7a3c08;
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-framework-intro {
  margin: 0 0 14px;
  padding: 10px 16px;
  border-left: 4px solid #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-framework-intro p {
  margin: 0;
  color: #294d7d;
  font-weight: 800;
}

.handout-paragraph-block.essay-framework-top-level {
  margin: 18px 6px 18px 0;
  padding: 14px 18px;
  border: 1px solid #d59b2b;
  border-left: 5px solid #a76510;
  border-radius: 6px;
  background: #fff6e3;
  box-shadow: 5px 5px 0 #ead29d;
}

.handout-paragraph-block.essay-framework-top-level p {
  margin: 0;
  color: #70430b;
  font-size: 1.08rem;
  font-weight: 900;
}

.essay-framework-panel {
  position: relative;
  margin: 20px 14px 28px 44px;
  padding: 20px 22px 24px;
  border: 1px solid #b7d6cb;
  border-left: 8px solid #2f7764;
  border-radius: 10px;
  background: linear-gradient(135deg, #f7fcfa 0%, #eff8f4 100%);
  box-shadow: 0 10px 24px rgba(31, 94, 79, 0.09);
}

.essay-framework-panel-label {
  display: inline-flex;
  align-items: center;
  margin: -34px 0 16px;
  padding: 5px 12px;
  border-radius: 999px;
  background: #1f5e4f;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  box-shadow: 0 4px 10px rgba(31, 94, 79, 0.18);
}

.essay-framework-panel .essay-framework-opening:first-of-type {
  border-top-left-radius: 6px;
  border-top-right-radius: 6px;
}

@media (max-width: 720px) {
  .essay-framework-panel {
    margin-left: 16px;
    margin-right: 0;
    padding: 18px 14px 20px;
    border-left-width: 6px;
  }

  .essay-framework-panel-label {
    margin-top: -32px;
  }
}

.handout-paragraph-block.essay-framework-opening {
  margin: 0;
  padding: 9px 16px;
  border-left: 4px solid #82a39a;
  background: #f5faf8;
}

.handout-paragraph-block.essay-framework-opening p {
  margin: 0;
  color: #31584e;
  font-size: 1.05rem;
  font-weight: 800;
}

.handout-paragraph-block.essay-framework-question {
  margin: 18px 0 0;
  padding: 12px 18px;
  border-left: 5px solid #2f7764;
  border-radius: 6px 6px 0 0;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-framework-question p {
  margin: 0;
  color: #1f5e4f;
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-framework-subitem {
  margin: 0 0 0 28px;
  padding: 8px 16px;
  border-right: 1px solid #b7d6cb;
  border-left: 3px solid #82a39a;
  background: #fbfdfc;
}

.handout-paragraph-block.essay-framework-subitem p {
  margin: 0;
  color: #34534b;
  line-height: 1.8;
}

.handout-paragraph-block.essay-framework-subitem.is-start {
  padding-top: 14px;
  border-top: 1px solid #b7d6cb;
  border-top-right-radius: 6px;
}

.handout-paragraph-block.essay-framework-subitem.is-end {
  margin-bottom: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid #b7d6cb;
  border-bottom-right-radius: 6px;
}

.handout-paragraph-block.essay-framework-second {
  border-left-color: #5579a9;
  background: #eef3fb;
}

.handout-paragraph-block.essay-framework-second p {
  color: #294d7d;
}

.handout-paragraph-block.essay-framework-ending {
  border-left-color: #8a5c9d;
  background: #f5edf8;
}

.handout-paragraph-block.essay-framework-ending p {
  color: #583969;
}

.handout-paragraph-block.essay-framework-ellipsis {
  margin: 0 0 0 28px;
  padding: 2px 16px;
  border-left: 3px solid #82a39a;
  background: #fbfdfc;
}

.handout-paragraph-block.essay-framework-ellipsis p {
  margin: 0;
  color: #73827d;
  font-weight: 900;
}

.handout-paragraph-block.essay-framework-question.essay-framework-ellipsis {
  margin: 18px 0 0;
  padding: 12px 18px;
  border-left: 5px solid #2f7764;
  border-radius: 6px 6px 0 0;
  background: #e7f4ef;
}

.handout-paragraph-block.essay-framework-question.essay-framework-ellipsis p {
  color: #1f5e4f;
  font-size: 1.12rem;
}

.handout-paragraph-block.essay-framework-action {
  margin: 10px 0 0;
  padding: 10px 16px;
  border-left: 4px solid #b45309;
  background: #fffaf0;
}

.handout-paragraph-block.essay-framework-action p {
  margin: 0;
  color: #75430c;
  font-weight: 800;
}

.essay-annotation {
  margin: 0 0 22px;
  border: 1px solid #d8d8c2;
  border-radius: 6px;
  background: #fffef7;
}

.essay-annotation summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  color: #455145;
  cursor: pointer;
  font-weight: 700;
}

.essay-annotation summary::marker {
  color: #6e6d3b;
}

.essay-annotation summary small {
  color: #6b7280;
  font-size: 0.86rem;
  font-weight: 500;
}

.essay-annotation-body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  padding: 0 16px 16px;
  border-top: 1px solid #e8e6cf;
}

.essay-annotation-item {
  padding-top: 12px;
}

.essay-annotation-item strong {
  color: #6b5c20;
  font-size: 0.9rem;
}

.essay-annotation-item p {
  margin: 5px 0 0;
  color: #3f3f32;
  font-size: 0.94rem;
  line-height: 1.75;
}

.handout-table-caption {
  margin: 0 0 10px;
  text-align: center;
  font-weight: 700;
  font-size: 0.96rem;
  color: var(--muted);
}

.handout-table-wrap {
  width: 100%;
  margin: 22px 0;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.handout-table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
  font-size: 1.09rem;
  line-height: 1.5;
}

.handout-table-large {
  font-size: 1.22rem;
  line-height: 1.75;
}

.handout-table-cap-properties {
  font-size: 1.05rem;
  line-height: 1.62;
}

.handout-table th,
.handout-table td {
  min-width: 120px;
  max-width: 260px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  white-space: normal;
}

.handout-table-large th,
.handout-table-large td {
  min-width: 170px;
  max-width: 390px;
  padding: 14px 16px;
}

.handout-table-cap-properties th,
.handout-table-cap-properties td {
  min-width: 150px;
  max-width: 340px;
  padding: 12px 14px;
}

.handout-table-agile-values {
  width: 100%;
  min-width: 760px;
  table-layout: fixed;
  font-size: 1.05rem;
  line-height: 1.65;
}

.handout-table-agile-values th {
  background: #fff7ed;
  color: #9a3412;
}

.handout-table-agile-values th,
.handout-table-agile-values td {
  min-width: 0;
  max-width: none;
  padding: 13px 15px;
}

.handout-table-agile-values th:nth-child(1),
.handout-table-agile-values td:nth-child(1) {
  width: 22%;
  font-weight: 900;
  color: #0f766e;
  background: #ecfdf5;
}

.handout-table-agile-values th:nth-child(2),
.handout-table-agile-values td:nth-child(2) {
  width: 10%;
  text-align: center;
  font-weight: 900;
  color: #b45309;
  background: #fff7ed;
}

.handout-table-agile-values th:nth-child(3),
.handout-table-agile-values td:nth-child(3) {
  width: 22%;
  font-weight: 800;
  color: #475569;
  background: #f8fafc;
}

.handout-table-agile-values th:nth-child(4),
.handout-table-agile-values td:nth-child(4) {
  width: 46%;
}

.handout-table-org-impact {
  width: 100%;
  min-width: 760px;
  table-layout: fixed;
  font-size: 0.8rem;
  line-height: 1.42;
}

.handout-table-org-impact th,
.handout-table-org-impact td {
  min-width: 0;
  max-width: none;
  padding: 8px 8px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.handout-table-org-impact th:nth-child(1),
.handout-table-org-impact td:nth-child(1) {
  width: 21%;
}

.handout-table-org-impact th:nth-child(2),
.handout-table-org-impact td:nth-child(2) {
  width: 21%;
}

.handout-table-org-impact th:nth-child(3),
.handout-table-org-impact td:nth-child(3),
.handout-table-org-impact th:nth-child(5),
.handout-table-org-impact td:nth-child(5),
.handout-table-org-impact th:nth-child(6),
.handout-table-org-impact td:nth-child(6),
.handout-table-org-impact th:nth-child(7),
.handout-table-org-impact td:nth-child(7) {
  width: 10%;
}

.handout-table-org-impact th:nth-child(4),
.handout-table-org-impact td:nth-child(4) {
  width: 18%;
}

.handout-table-adm-phases th:first-child,
.handout-table-adm-phases td:first-child {
  min-width: 120px;
  max-width: 150px;
}

.handout-table-adm-phases th:last-child,
.handout-table-adm-phases td:last-child {
  min-width: 460px;
  max-width: 760px;
}

.handout-table-it-decisions th:first-child,
.handout-table-it-decisions td:first-child {
  min-width: 120px;
  max-width: 160px;
  width: 35%;
}

.handout-table-it-decisions th:last-child,
.handout-table-it-decisions td:last-child {
  min-width: 560px;
  max-width: 820px;
  width: 65%;
}

.handout-table-course-intro th,
.handout-table-course-intro td {
  min-width: 170px;
  max-width: 420px;
}

.handout-table-course-intro th:first-child,
.handout-table-course-intro td:first-child {
  min-width: 130px;
  max-width: 190px;
  font-weight: 800;
}

.handout-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #edf4f1;
  color: var(--green);
  font-weight: 800;
}

.handout-table td:first-child,
.handout-table th:first-child {
  min-width: 96px;
}

/* 第二、三问是正文作答的核心，和背景、结尾行区分呈现。 */
.handout-table.essay-response-route-table tr:nth-child(3),
.handout-table.essay-response-route-table tr:nth-child(4) {
  background: #fff3d9;
  box-shadow: inset 5px 0 0 #b45309;
}

.handout-table.essay-response-route-table tr:nth-child(3) td,
.handout-table.essay-response-route-table tr:nth-child(4) td {
  color: #633b0a;
  font-weight: 800;
}

.handout-table.essay-response-route-table tr:nth-child(3) td:first-child,
.handout-table.essay-response-route-table tr:nth-child(4) td:first-child {
  color: #8a4804;
  font-weight: 900;
}

.handout-table.essay-response-route-table tr:nth-child(3) td:first-child::after,
.handout-table.essay-response-route-table tr:nth-child(4) td:first-child::after {
  content: "正文重点回应";
  display: block;
  width: max-content;
  margin-top: 7px;
  padding: 2px 7px;
  border-radius: 4px;
  background: #f7cf87;
  color: #733e06;
  font-size: 0.88em;
  font-weight: 900;
  line-height: 1.35;
}

.handout-paragraph-block.essay-creation-intro {
  margin: 0 0 22px;
  padding: 15px 18px;
  border-left: 5px solid #0f766e;
  background: #ecfdf5;
}

.handout-paragraph-block.essay-creation-intro p {
  margin: 0;
  color: #174c40;
  font-weight: 750;
  line-height: 1.85;
}

.handout-paragraph-block.essay-creation-question,
.handout-paragraph-block.essay-creation-question-subitem {
  margin: 0;
  padding: 13px 18px;
  border-right: 1px solid #f2d5a8;
  border-left: 1px solid #f2d5a8;
  background: #fff9ed;
}

.handout-paragraph-block.essay-creation-question.is-start,
.handout-paragraph-block.essay-creation-question-subitem.is-start {
  margin-top: 15px;
  border-top: 1px solid #f2d5a8;
  border-top-left-radius: 7px;
  border-top-right-radius: 7px;
}

.handout-paragraph-block.essay-creation-question.is-end,
.handout-paragraph-block.essay-creation-question-subitem.is-end {
  margin-bottom: 18px;
  border-bottom: 1px solid #f2d5a8;
  border-bottom-left-radius: 7px;
  border-bottom-right-radius: 7px;
}

.handout-paragraph-block.essay-creation-question p,
.handout-paragraph-block.essay-creation-question-subitem p {
  margin: 0;
  color: #6f3f08;
  line-height: 1.85;
}

.handout-paragraph-block.essay-creation-question p {
  font-size: 1.12rem;
  font-weight: 900;
}

.handout-paragraph-block.essay-creation-question-subitem {
  padding-left: 34px;
  background: #fffcf5;
}

.handout-paragraph-block.essay-creation-question-subitem p {
  font-weight: 750;
}

.handout-paragraph-block.essay-creation-plan-title,
.handout-paragraph-block.essay-creation-final-title,
.handout-paragraph-block.essay-creation-source-label,
.handout-paragraph-block.essay-creation-ending-label {
  margin: 20px 0 0;
  padding: 8px 13px;
  border-radius: 5px 5px 0 0;
  font-weight: 900;
}

.handout-paragraph-block.essay-creation-plan-title,
.handout-paragraph-block.essay-creation-ending-label {
  border-left: 4px solid #0f766e;
  background: #ecfdf5;
}

.handout-paragraph-block.essay-creation-plan-title p,
.handout-paragraph-block.essay-creation-ending-label p {
  margin: 0;
  color: #14532d;
}

.handout-paragraph-block.essay-creation-source-label {
  border-left: 4px solid #1d4f91;
  background: #edf6ff;
}

.handout-paragraph-block.essay-creation-source-label p {
  margin: 0;
  color: #16477c;
}

.handout-paragraph-block.essay-creation-final-title {
  border-left: 4px solid #b45309;
  background: #fff4dd;
}

.handout-paragraph-block.essay-creation-final-title p {
  margin: 0;
  color: #854407;
}

.handout-paragraph-block.essay-creation-plan,
.handout-paragraph-block.essay-creation-final,
.handout-paragraph-block.essay-creation-source-copy,
.handout-paragraph-block.essay-creation-source-heading,
.handout-paragraph-block.essay-creation-source-location {
  margin: 0;
  padding: 12px 17px;
}

.handout-paragraph-block.essay-creation-plan {
  border-right: 1px solid #bde3d8;
  border-left: 1px solid #bde3d8;
  background: #f6fffb;
}

.handout-paragraph-block.essay-creation-plan.is-start {
  border-top: 1px solid #bde3d8;
}

.handout-paragraph-block.essay-creation-plan.is-end {
  margin-bottom: 18px;
  border-bottom: 1px solid #bde3d8;
}

.handout-paragraph-block.essay-creation-plan p {
  margin: 0;
  color: #1c4d42;
  line-height: 1.9;
}

.handout-paragraph-block.essay-creation-source-location,
.handout-paragraph-block.essay-creation-source-heading,
.handout-paragraph-block.essay-creation-source-copy {
  border-right: 1px solid #c9ddef;
  border-left: 1px solid #c9ddef;
  background: #f8fbff;
}

.handout-paragraph-block.essay-creation-source-location {
  border-top: 1px solid #c9ddef;
  font-weight: 900;
}

.handout-paragraph-block.essay-creation-source-location p {
  margin: 0;
  color: #16477c;
}

.handout-paragraph-block.essay-creation-source-heading p {
  margin: 0;
  color: #16477c;
  font-weight: 900;
}

.handout-paragraph-block.essay-creation-source-copy p {
  margin: 0;
  color: #294c69;
  line-height: 1.85;
}

.handout-paragraph-block.essay-creation-source-copy.is-end {
  margin-bottom: 18px;
  border-bottom: 1px solid #c9ddef;
}

.handout-paragraph-block.essay-creation-final {
  border-right: 1px solid #ead5af;
  border-left: 4px solid #c57a19;
  background: #fffdf7;
}

.handout-paragraph-block.essay-creation-final.is-start {
  border-top: 1px solid #ead5af;
}

.handout-paragraph-block.essay-creation-final.is-end {
  margin-bottom: 20px;
  border-bottom: 1px solid #ead5af;
}

.handout-paragraph-block.essay-creation-final p {
  margin: 0;
  color: #3f3525;
  line-height: 2;
  text-indent: 2em;
}

.essay-paraphrase {
  margin: -4px 0 22px;
  border: 1px solid #b9d9cf;
  border-radius: 6px;
  background: #f7fffc;
}

.essay-paraphrase summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  color: #14532d;
  cursor: pointer;
  font-weight: 900;
}

.essay-paraphrase summary::marker {
  color: #0f766e;
}

.essay-paraphrase summary small {
  color: #4b7569;
  font-size: 0.9rem;
  font-weight: 700;
}

.essay-paraphrase-body {
  padding: 0 18px 18px;
  border-top: 1px solid #cfe8df;
}

.essay-paraphrase-body p {
  margin: 14px 0 0;
  color: #1d4d42;
  line-height: 2;
  text-indent: 2em;
}

.essay-mother-example {
  margin: 0 0 28px;
  border: 1px solid #c8d9e8;
  border-radius: 6px;
  background: #f8fbff;
}

.essay-mother-example summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 17px;
  color: #16477c;
  cursor: pointer;
  font-weight: 900;
}

.essay-mother-example summary::marker {
  color: #1d4f91;
}

.essay-mother-example summary small {
  color: #5b7692;
  font-size: 0.9rem;
  font-weight: 700;
}

.essay-mother-example-body {
  padding: 0 18px 18px;
  border-top: 1px solid #d8e5f0;
}

.essay-mother-example-intro {
  margin: 16px 0;
  padding: 12px 15px;
  border-left: 4px solid #3b82b6;
  background: #eef7ff;
  color: #254b68;
  line-height: 1.9;
}

.essay-mother-example-item {
  margin-top: 12px;
  padding: 13px 15px;
  border: 1px solid #d8e5f0;
  border-radius: 5px;
  background: #fff;
}

.essay-mother-example-item h4 {
  margin: 0;
  color: #16477c;
  font-size: 1rem;
}

.essay-mother-example-item p {
  margin: 8px 0 0;
  color: #365369;
  line-height: 1.9;
  text-indent: 2em;
}

.handout-table.essay-creation-practice-table {
  width: 100%;
  min-width: 760px;
  table-layout: fixed;
  margin-bottom: 20px;
  border-color: #bde3d8;
}

.handout-table.essay-creation-practice-table th {
  background: #e6f5ef;
  color: #14532d;
}

.handout-table.essay-creation-practice-table th,
.handout-table.essay-creation-practice-table td {
  min-width: 0;
  max-width: none;
  padding: 13px 15px;
  vertical-align: top;
}

.handout-table.essay-creation-practice-table th:nth-child(1),
.handout-table.essay-creation-practice-table td:nth-child(1) {
  width: 19%;
  color: #0f5e4c;
  font-weight: 900;
}

.handout-table.essay-creation-practice-table th:nth-child(2),
.handout-table.essay-creation-practice-table td:nth-child(2) {
  width: 35%;
}

.handout-table.essay-creation-practice-table th:nth-child(3),
.handout-table.essay-creation-practice-table td:nth-child(3) {
  width: 46%;
  background: #fffaf0;
}

.handout-notes h2 {
  font-size: 1.3rem;
  margin-bottom: 14px;
}

.term-card {
  display: grid;
  gap: 8px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.term-card:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.term-card h3 {
  color: var(--red);
  font-size: 1.05rem;
}

.term-card strong {
  color: var(--green);
  font-size: 0.92rem;
}

.term-card p {
  color: var(--muted);
  font-size: 0.94rem;
}

.handout-pager {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.teaching-shell {
  width: min(1500px, calc(100vw - 28px));
  margin: 0 auto;
  padding: 10px 0 56px;
}

.dev-build-badge {
  position: fixed;
  right: 12px;
  bottom: 12px;
  z-index: 30;
  padding: 4px 8px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.72);
  color: #fff;
  font-size: 0.72rem;
  line-height: 1;
  letter-spacing: 0;
  pointer-events: none;
}

.teaching-reveal-zone {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 18px;
  z-index: 24;
}

.teaching-page {
  position: relative;
}

.teaching-toolbar {
  position: sticky;
  top: 61px;
  z-index: 18;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 10px;
  padding: 6px 0;
  background: rgba(251, 251, 247, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  transition: transform 180ms ease, opacity 180ms ease, padding 180ms ease;
}

.teaching-toolbar h1 {
  margin-top: 2px;
  font-size: clamp(1.18rem, 1.9vw, 1.72rem);
}

.teaching-toolbar .eyebrow {
  font-size: 0.86rem;
}

.teaching-toolbar .muted {
  font-size: 0.9rem;
}

.teaching-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
  max-width: 620px;
}

.teaching-actions .button,
.teaching-actions button {
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.92rem;
}

body.teaching-mode {
  --teaching-topbar-height: 61px;
  --teaching-toolbar-height: 96px;
}

body.teaching-mode.teaching-header-collapsed .topbar {
  transform: translateY(calc(var(--teaching-topbar-height, 61px) * -1));
  opacity: 0;
  pointer-events: none;
}

body.teaching-mode.teaching-header-collapsed .teaching-toolbar {
  transform: translateY(calc((var(--teaching-topbar-height, 61px) + var(--teaching-toolbar-height, 96px)) * -1));
  opacity: 0;
  pointer-events: none;
}

body.teaching-mode.teaching-header-collapsed.teaching-header-peek .topbar,
body.teaching-mode.teaching-header-collapsed.teaching-header-peek .teaching-toolbar {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.teaching-content {
  width: min(1040px, 80%);
  margin: 0 auto 0 0;
  padding: 34px;
  font-size: 1.09rem;
}

.teaching-content h2 {
  font-size: clamp(1.7rem, 2.6vw, 2.35rem);
  margin-bottom: 12px;
}

.teaching-content h3 {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
}

.teaching-content h4 {
  font-size: 1.22rem;
}

.teaching-content p {
  line-height: 1.78;
}

/* The AI concepts lesson is projected in class: compact page rhythm and a protected right-side margin. */
.teaching-ai-concepts .teaching-toolbar {
  padding: 10px 18px 12px;
  border-bottom: 1px solid rgba(30, 83, 119, 0.16);
}

.teaching-ai-concepts .teaching-toolbar h1 {
  color: #173b5b;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.3;
}

.teaching-ai-concepts .teaching-toolbar .eyebrow {
  margin-bottom: 4px;
  color: #2266a8;
  font-weight: 800;
}

.teaching-ai-concepts .ai-concepts-content {
  width: min(1080px, 78%);
  margin: 0 auto 0 0;
  padding: 28px 40px 52px;
  border: 1px solid rgba(30, 83, 119, 0.16);
  border-top: 5px solid #2266a8;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(23, 59, 91, 0.07);
  font-size: 1.03rem;
}

.teaching-ai-concepts .ai-concepts-content h2.ai-concept-section-title {
  margin: 0 0 24px;
  padding: 14px 18px;
  border-left: 7px solid #2266a8;
  border-radius: 0 8px 8px 0;
  background: #edf5fc;
  color: #173b5b;
  font-size: clamp(1.65rem, 2.3vw, 2.2rem);
  line-height: 1.35;
}

.teaching-ai-concepts .ai-concepts-content h3.ai-concept-section-heading {
  margin: 28px 0 12px;
  padding: 8px 12px;
  border-left: 4px solid #087d72;
  border-radius: 0 6px 6px 0;
  background: #f1f8f7;
  color: #174b47;
  font-size: 1.28rem;
  line-height: 1.35;
}

.teaching-ai-concepts .ai-concepts-content h3.ai-concept-section-heading:nth-of-type(3n + 1) {
  border-left-color: #c27619;
  background: #fff8ec;
  color: #704008;
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block {
  margin: 0 0 14px;
  padding: 0;
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block p {
  max-width: 76ch;
  color: #253541;
  font-size: 1.03rem;
  line-height: 1.85;
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block.ai-concept-bullet {
  position: relative;
  margin: 8px 0;
  padding: 10px 14px 10px 42px;
  border: 1px solid #dbe7ee;
  border-radius: 7px;
  background: #fbfdff;
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block.ai-concept-bullet::before {
  position: absolute;
  top: 15px;
  left: 16px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #2266a8;
  content: "";
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block.ai-concept-bullet p {
  margin: 0;
}

.teaching-ai-concepts .ai-concepts-content .notice.ai-concept-key-takeaway {
  margin: 24px 0;
  padding: 16px 18px;
  border: 1px solid #e4c98c;
  border-left: 6px solid #c27619;
  border-radius: 8px;
  background: #fff9ef;
  color: #613c0c;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.75;
}

.teaching-ai-concepts .ai-concepts-content .handout-figure.ai-concept-llm-figure {
  width: min(940px, 100%);
  margin: 28px 0 8px;
  padding: 12px;
  border-color: rgba(34, 102, 168, 0.22);
  border-radius: 10px;
  background: #fbfdff;
  box-shadow: 0 8px 22px rgba(23, 59, 91, 0.07);
}

.teaching-ai-concepts .ai-concepts-content .handout-paragraph-block.ai-concept-figure-caption p {
  margin: 0 0 18px;
  color: #64748b;
  font-size: 0.92rem;
  text-align: center;
}

@media (max-width: 900px) {
  .teaching-ai-concepts .ai-concepts-content {
    width: 100%;
    padding: 22px 18px 40px;
    border-radius: 8px;
  }

  .teaching-ai-concepts .ai-concepts-content .handout-paragraph-block p {
    max-width: none;
    font-size: 1rem;
  }
}

/* Hot-tech glossary pages use a wider reading canvas and clearer topic rhythm. */
.teaching-hot-tech .teaching-toolbar {
  padding: 10px 18px 12px;
  border-bottom: 1px solid rgba(0, 124, 121, 0.18);
  box-shadow: 0 8px 24px rgba(23, 59, 54, 0.05);
}

.teaching-hot-tech .teaching-toolbar h1 {
  color: #173b36;
  font-weight: 850;
}

.teaching-hot-tech .teaching-toolbar .eyebrow {
  margin-bottom: 4px;
  color: #007c79;
  font-weight: 850;
}

.teaching-hot-tech .teaching-actions .button {
  border-color: rgba(0, 124, 121, 0.2);
  background: #fff;
  box-shadow: 0 2px 0 rgba(23, 59, 54, 0.04);
}

.teaching-hot-tech .teaching-actions .button.primary {
  background: #007c79;
  border-color: #007c79;
  box-shadow: 0 5px 12px rgba(0, 124, 121, 0.18);
}

.teaching-hot-tech .hot-tech-content {
  width: min(1480px, 100%);
  margin: 0 auto;
  padding: 42px clamp(28px, 4vw, 72px) 66px;
  border: 1px solid rgba(0, 124, 121, 0.16);
  border-top: 5px solid #007c79;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 16px 40px rgba(23, 59, 54, 0.08);
  font-size: 1.08rem;
}

.teaching-hot-tech .hot-tech-content > h2:first-child {
  margin: 0 0 34px;
  padding: 18px 24px;
  border: 1px solid rgba(0, 124, 121, 0.15);
  border-left: 8px solid #007c79;
  border-radius: 12px;
  background: #eff9f6;
  color: #173b36;
  font-size: clamp(2rem, 3.3vw, 3.2rem);
  letter-spacing: 0;
}

.teaching-hot-tech .hot-tech-content h3 {
  position: relative;
  margin: 44px 0 18px;
  padding: 13px 18px 13px 22px;
  border: 1px solid rgba(0, 124, 121, 0.14);
  border-left: 6px solid #007c79;
  border-top: 0;
  border-radius: 0 10px 10px 0;
  background: #f5faf8;
  color: #173b36;
  font-size: clamp(1.35rem, 2vw, 1.82rem);
  line-height: 1.35;
}

.teaching-hot-tech .hot-tech-content h3:nth-of-type(3n + 2) {
  border-left-color: #c47b19;
  background: #fff9ed;
}

.teaching-hot-tech .hot-tech-content h3:nth-of-type(3n + 3) {
  border-left-color: #3569a8;
  background: #f2f7fd;
}

.teaching-hot-tech .hot-tech-content h4 {
  margin: 26px 0 10px;
  padding-left: 12px;
  border-left: 3px solid #c47b19;
  color: #374b47;
  font-size: 1.2rem;
  line-height: 1.45;
}

.teaching-hot-tech .hot-tech-content .handout-paragraph-block {
  margin: 0 0 18px;
  padding: 0 8px 4px;
}

.teaching-hot-tech .hot-tech-content .handout-paragraph-block p {
  max-width: 88ch;
  margin: 0;
  color: #263936;
  font-size: 1.08rem;
  line-height: 1.95;
}

.teaching-hot-tech .hot-tech-content .essay-hot-tech-background {
  margin: 0 8px 18px;
  padding: 20px 22px;
  border: 1px solid #e7c98c;
  border-left: 6px solid #c47b19;
  border-radius: 10px;
  background: #fff9ed;
  color: #765019;
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.8;
}

.teaching-hot-tech .hot-tech-content .essay-hot-tech-background-management {
  border-color: #a8cce8;
  border-left-color: #3569a8;
  background: #f2f7fd;
  color: #274f7c;
}

.teaching-hot-tech .hot-tech-content .handout-figure {
  margin: 26px auto;
  border-color: rgba(0, 124, 121, 0.18);
  border-radius: 12px;
  background: #fbfefd;
  box-shadow: 0 8px 22px rgba(23, 59, 54, 0.06);
}

/* Keep every scaled teaching diagram left-aligned so the lecturer has a clear right-side space. */
.teaching-hot-tech .hot-tech-content .handout-figure.handout-figure-scaled img {
  width: 72%;
  margin-left: 0;
  margin-right: auto;
}

/* Reserve the right side of the course overview for the teaching overlay. */
.teaching-hot-tech .hot-tech-content .handout-figure img[src$="essay-hot-tech-learning-guide.svg"] {
  width: 72%;
  margin-left: 0;
  margin-right: auto;
}

/* Keep the large concept diagrams clear of the teacher's right-side presentation space. */
.teaching-hot-tech .hot-tech-content .handout-figure img[src$="generative-ai-workflow.svg"],
.teaching-hot-tech .hot-tech-content .handout-figure img[src$="generative-ai-scenarios.svg"] {
  width: 72%;
  margin-left: 0;
  margin-right: auto;
}

.teaching-hot-tech .hot-tech-content .handout-figure.essay-hot-tech-diagram img {
  width: 72%;
  margin-left: 0;
  margin-right: auto;
}

.teaching-hot-tech .hot-tech-content .handout-table-wrap {
  margin: 22px 8px 28px;
  border-color: rgba(0, 124, 121, 0.18);
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(23, 59, 54, 0.05);
}

.teaching-hot-tech .hot-tech-content .handout-table th {
  background: #eaf6f2;
  color: #173b36;
}

.teaching-hot-tech .hot-tech-content .handout-table td,
.teaching-hot-tech .hot-tech-content .handout-table th {
  padding: 13px 15px;
}

@media (max-width: 900px) {
  .teaching-hot-tech .hot-tech-content {
    padding: 28px 20px 44px;
    border-radius: 12px;
  }

  .teaching-hot-tech .hot-tech-content > h2:first-child {
    padding: 14px 16px;
    font-size: 2rem;
  }

  .teaching-hot-tech .hot-tech-content .handout-paragraph-block p {
    max-width: none;
    font-size: 1rem;
  }

  .teaching-hot-tech .hot-tech-content .handout-figure img[src$="essay-hot-tech-learning-guide.svg"] {
    width: 100%;
  }

  .teaching-hot-tech .hot-tech-content .handout-figure img[src$="generative-ai-workflow.svg"],
  .teaching-hot-tech .hot-tech-content .handout-figure img[src$="generative-ai-scenarios.svg"] {
    width: 100%;
  }

  .teaching-hot-tech .hot-tech-content .handout-figure.handout-figure-scaled img {
    width: 100%;
    margin-left: 0;
    margin-right: auto;
  }

  .teaching-hot-tech .hot-tech-content .handout-figure.essay-hot-tech-diagram img {
    width: 100%;
  }
}

/* The supplied essay is presented as a reading sample rather than a stack of generic blocks. */
.teaching-content h2.essay-summary-original-heading,
.teaching-content h2.essay-summary-abstract-heading {
  margin: 34px auto 22px;
  padding: 12px 18px;
  border-left: 6px solid #2f7764;
  border-radius: 6px;
  background: #e7f4ef;
  color: #1f5e4f;
  font-size: 1.7rem;
}

.teaching-content h2.essay-summary-abstract-heading {
  margin-top: 42px;
  border-left-color: #b45309;
  background: #fff7e8;
  color: #8a3d08;
}

.teaching-content h2.essay-summary-original-title {
  margin: 18px auto 24px;
  color: #173b36;
  font-size: 1.9rem;
  text-align: center;
}

.teaching-content h2.essay-summary-original-heading-primary,
.teaching-content h3.essay-summary-original-heading-secondary {
  width: min(900px, 100%);
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.teaching-content h2.essay-summary-original-heading-primary {
  margin-top: 34px;
  padding: 9px 14px;
  border-left: 5px solid #2f7764;
  border-radius: 5px;
  background: #f0f8f5;
  color: #1f5e4f;
  font-size: 1.35rem;
}

.teaching-content h3.essay-summary-original-heading-secondary {
  margin-top: 26px;
  padding: 7px 12px;
  border-left: 4px solid #5579a9;
  background: #f2f6fc;
  color: #294d7d;
  font-size: 1.15rem;
}

.teaching-content .handout-paragraph-block.essay-summary-original-prose {
  width: min(900px, 100%);
  margin: 0 auto;
  padding: 0;
  border: 0;
  background: transparent;
}

.teaching-content .essay-summary-original-prose p {
  margin: 0;
  padding: 8px 0;
  color: #263238;
  font-size: 1rem;
  line-height: 2;
  text-indent: 2em;
  text-align: justify;
}

.teaching-content .essay-summary-intro {
  width: min(900px, 100%);
  margin: 0 auto 12px;
  color: #8a3d08;
  font-size: 1rem;
}

.teaching-content .notice.essay-summary-abstract {
  width: min(900px, 100%);
  box-sizing: border-box;
  margin: 0 auto 16px;
  padding: 18px 22px;
  border: 1px solid #f2c47b;
  border-left: 6px solid #b45309;
  border-radius: 8px;
  background: #fffaf0;
  color: #51300c;
  font-size: 1.05rem;
  line-height: 2;
}

.handout-term {
  display: inline;
  min-height: 0;
  padding: 1px 5px;
  border: 0;
  border-radius: 4px;
  background: #ffe9e3;
  color: #a22f23;
  box-shadow: none;
  font: inherit;
  font-weight: 800;
  line-height: inherit;
  vertical-align: baseline;
  cursor: pointer;
}

.handout-term:hover,
.handout-term.active {
  background: #b23b2d;
  color: #fff;
  outline: 2px solid rgba(178, 59, 45, 0.2);
}

.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: rgba(10, 18, 15, 0.24);
}

.drawer-backdrop[hidden] {
  display: none;
}

.teaching-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  z-index: 70;
  width: min(390px, calc(100vw - 28px));
  padding: 20px;
  overflow: auto;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 20px 60px rgba(16, 32, 28, 0.2);
  transition: transform 180ms ease;
}

.nav-drawer {
  left: 0;
  transform: translateX(-105%);
  border-radius: 0 12px 12px 0;
}

.term-drawer {
  right: 0;
  transform: translateX(105%);
  border-radius: 12px 0 0 12px;
}

.teaching-drawer.open {
  transform: translateX(0);
}

.drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.drawer-head h2 {
  font-size: 1.25rem;
}

.drawer-close {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 0.92rem;
}

.term-card.active {
  border-top: 0;
  padding-top: 0;
}

.handout-quiz-group {
  margin-top: 28px;
  padding: 18px 18px 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf8;
}

.handout-quiz-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.handout-quiz-head h3 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 1.08rem;
  color: var(--green);
}

.handout-quiz-head .muted {
  font-size: 0.9rem;
}

.handout-quiz-list {
  display: grid;
  gap: 10px;
}

.handout-quiz-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

.handout-quiz-main {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px 14px;
}

.handout-quiz-content {
  min-width: 0;
}

.handout-quiz-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.handout-quiz-index {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: #e6efe9;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 800;
}

.handout-quiz-stem {
  margin: 0;
  font-weight: 700;
  line-height: 1.6;
}

.handout-quiz-options {
  margin: 10px 0 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.handout-quiz-options li {
  line-height: 1.7;
}

.handout-quiz-details {
  margin-top: 12px;
  border-top: 1px dashed var(--line);
  padding-top: 10px;
}

.handout-quiz-code {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  justify-content: flex-end;
  width: 100%;
  margin-top: 12px;
}

.handout-quiz-code-dot {
  width: 5px;
  height: 5px;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px rgba(28, 37, 31, 0.08);
}

.handout-quiz-details[open] + .handout-quiz-code {
  display: none;
}

.handout-quiz-code-dot.is-yellow {
  background: #e7d44e;
}

.handout-quiz-code-dot.is-pink {
  background: #e7a5c8;
}

.handout-quiz-details summary {
  cursor: pointer;
  color: var(--green);
  font-weight: 700;
  list-style: none;
}

.handout-quiz-details summary::-webkit-details-marker {
  display: none;
}

.handout-quiz-details summary::before {
  content: "展开";
  display: inline-block;
  margin-right: 8px;
  color: var(--muted);
  font-weight: 500;
}

.handout-quiz-details[open] summary::before {
  content: "收起";
}

.handout-quiz-answer {
  margin-top: 12px;
}

.handout-quiz-answer p {
  margin: 8px 0 0;
  font-size: 0.96rem;
}

.handout-lab-summary,
.handout-lab-block {
  margin-top: 18px;
}

.handout-lab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

.handout-lab-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: end;
  margin-bottom: 14px;
}

.handout-lab-filters label {
  display: grid;
  gap: 6px;
  min-width: 220px;
}

.handout-lab-filter-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.handout-lab-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 14px;
}

.handout-lab-card strong {
  display: block;
  margin-bottom: 6px;
}

.handout-lab-card p {
  margin: 0;
}

.handout-lab-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.handout-lab-head h2 {
  margin: 0;
  font-size: 1.1rem;
}

.handout-practice-main {
  display: grid;
  gap: 18px;
}

.handout-practice-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 12px;
}

.handout-practice-stats article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 14px;
}

.handout-practice-stats strong {
  display: block;
  color: var(--green);
  font-size: 1.45rem;
  line-height: 1.1;
}

.handout-practice-stats span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.92rem;
}

.handout-practice-stats .is-warning strong {
  color: #b45309;
}

.handout-practice-ok,
.handout-practice-issues {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf8;
  padding: 14px 16px;
}

.handout-practice-issues {
  background: #fff7ed;
  border-color: #fed7aa;
}

.handout-practice-issues h2 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.handout-practice-issues ul,
.handout-practice-rule-list ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.handout-practice-section {
  display: grid;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.handout-practice-section:first-of-type {
  padding-top: 0;
  border-top: 0;
}

.handout-practice-meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.handout-practice-meta strong {
  color: var(--green);
}

.handout-practice-rule-list {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.handout-practice-rule-list h3 {
  margin: 0;
  font-size: 1rem;
}

.handout-analysis-subsection {
  display: grid;
  gap: 14px;
  margin-top: 22px;
  padding-top: 20px;
  scroll-margin-top: 170px;
  border-top: 2px solid rgba(15, 107, 87, 0.18);
}

.handout-analysis-subsection.is-inline {
  margin: 30px 0 8px;
  padding: 18px;
  border: 1px solid rgba(15, 107, 87, 0.2);
  border-radius: 8px;
  background: #f7faf8;
}

.handout-analysis-head,
.handout-analysis-result-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.handout-analysis-head h3,
.handout-analysis-result-head h2 {
  margin: 2px 0 4px;
  padding: 0;
  border: 0;
}

.handout-analysis-head h3 {
  color: var(--green);
  font-size: 1.12rem;
}

.handout-analysis-head .eyebrow,
.handout-analysis-head .muted,
.handout-analysis-result-head .muted {
  margin: 0;
}

.handout-analysis-groups,
.handout-analysis-case-list,
.handout-analysis-case-body {
  display: grid;
  gap: 10px;
}

.handout-analysis-type,
.handout-analysis-case {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}

.handout-analysis-type > summary,
.handout-analysis-case > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
}

.handout-analysis-type > summary::-webkit-details-marker,
.handout-analysis-case > summary::-webkit-details-marker {
  display: none;
}

.handout-analysis-type > summary::before,
.handout-analysis-case > summary::before {
  content: "+";
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: #e6efe9;
  color: var(--green);
  font-family: Arial, sans-serif;
  font-size: 18px;
  font-weight: 800;
  line-height: 1;
  text-align: center;
}

.handout-analysis-type[open] > summary::before,
.handout-analysis-case[open] > summary::before {
  content: "−";
}

.handout-analysis-type > summary strong,
.handout-analysis-case > summary strong {
  flex: 1;
}

.handout-analysis-type > summary span,
.handout-analysis-case > summary span {
  color: var(--muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.handout-analysis-type > .handout-quiz-list,
.handout-analysis-type > .handout-analysis-case-list {
  padding: 0 12px 12px;
}

.handout-analysis-case {
  background: #fbfcfb;
}

.handout-analysis-case-body {
  padding: 0 12px 12px;
}

.handout-analysis-material {
  padding: 12px 14px;
  border-left: 3px solid #c99832;
  background: #fffaf0;
}

.handout-analysis-material > strong {
  color: #7a4b00;
}

.handout-analysis-material p {
  margin: 8px 0 0;
  line-height: 1.75;
}

.handout-analysis-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: var(--green);
  font-size: 0.88rem;
}

.handout-analysis-difficulty {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #eef2ef;
  color: #415047;
  font-size: 0.8rem;
  font-weight: 700;
}

.handout-analysis-difficulty.is-易 {
  background: #e8f5ee;
  color: #176447;
}

.handout-analysis-difficulty.is-中 {
  background: #e9f1f7;
  color: #245b7a;
}

.handout-analysis-difficulty.is-中偏难 {
  background: #fff3d6;
  color: #7a5200;
}

.handout-analysis-difficulty.is-难 {
  background: #fbe9e7;
  color: #9b2c24;
}

.handout-analysis-prompt-lines p {
  margin: 8px 0 0;
}

.handout-analysis-statements {
  display: grid;
  gap: 8px;
  margin: 10px 0 0;
  padding-left: 24px;
}

.handout-analysis-statements li {
  line-height: 1.7;
}

.handout-analysis-filter-panel {
  margin-bottom: 18px;
}

.handout-analysis-filter-panel .handout-lab-filters {
  margin-bottom: 0;
}

.handout-analysis-layout .handout-analysis-subsection:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}

.calc-help-entry-card {
  display: grid;
  gap: 10px;
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(15, 107, 87, 0) 42%),
    #fff;
}

.calc-help-student-page {
  display: grid;
  gap: 22px;
}

.calc-help-student-grid,
.calc-help-admin-grid {
  display: grid;
  gap: 18px;
}

.admin-workbench-page {
  display: grid;
  gap: 18px;
}

.admin-workbench-hero {
  display: grid;
  gap: 16px;
  padding: 24px 26px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(232, 149, 32, 0.12), transparent 26%),
    radial-gradient(circle at top left, rgba(15, 107, 87, 0.10), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 247, 0.96));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 16px 40px rgba(23, 33, 29, 0.06);
}

.admin-workbench-hero-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
}

.admin-workbench-hero-head h1 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.2rem);
}

.admin-workbench-hero-head p {
  margin: 8px 0 0;
  color: var(--muted);
}

.admin-workbench-toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.admin-workbench-toolbar .button,
.admin-workbench-toolbar button {
  min-height: 38px;
}

.admin-workbench-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.admin-workbench-summary-card {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.admin-workbench-summary-card strong {
  font-size: 1.3rem;
}

.admin-workbench-summary-card span {
  color: var(--muted);
}

.admin-workbench-issue-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
}

.admin-workbench-issue-card {
  display: grid;
  gap: 4px;
  padding: 13px 14px;
  border-radius: 14px;
  border: 1px solid rgba(217, 119, 6, 0.2);
  background: #fff7ed;
  color: #9a3412;
  text-decoration: none;
}

.admin-workbench-issue-card strong {
  font-size: 1.35rem;
  line-height: 1.1;
}

.admin-workbench-issue-card span {
  font-weight: 900;
}

.admin-workbench-issue-card.is-active {
  background: #f59e0b;
  border-color: #d97706;
  color: #fff;
}

.admin-workbench-issue-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 3px 8px;
  border-radius: 999px;
  background: #fff7ed;
  color: #b45309;
  border: 1px solid rgba(217, 119, 6, 0.24);
  font-size: 0.82rem;
  font-weight: 900;
}

.admin-workbench-panel {
  display: grid;
  gap: 14px;
  padding: 20px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.97);
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 14px 30px rgba(23, 33, 29, 0.05);
}

.admin-workbench-filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  align-items: end;
}

.admin-workbench-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.admin-workbench-sidebar {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 96px;
  max-height: calc(100vh - 116px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 4px;
}

.admin-workbench-main {
  max-height: calc(100vh - 116px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-right: 4px;
  -webkit-overflow-scrolling: touch;
}

.admin-upload-dropzone {
  align-items: center;
  border: 1px dashed rgba(31, 111, 87, 0.35);
  border-radius: 8px;
  cursor: pointer;
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 16px;
  position: relative;
  transition: background 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.admin-upload-dropzone:hover,
.admin-upload-dropzone.is-dragover {
  background: rgba(239, 248, 244, 0.9);
  border-color: rgba(31, 111, 87, 0.68);
  box-shadow: 0 10px 24px rgba(31, 111, 87, 0.08);
}

.admin-upload-dropzone input[type="file"] {
  height: 1px;
  opacity: 0;
  overflow: hidden;
  position: absolute;
  width: 1px;
}

.admin-upload-dropzone-copy {
  display: grid;
  gap: 4px;
}

.admin-upload-dropzone-copy strong {
  color: var(--green);
}

.admin-upload-dropzone-copy small,
.admin-upload-file-list {
  color: var(--muted);
}

.admin-upload-file-list {
  background: rgba(255, 255, 255, 0.76);
  border-radius: 8px;
  display: block;
  font-size: 0.9rem;
  line-height: 1.45;
  padding: 9px 10px;
}

.admin-upload-file-list.is-error {
  color: #963b2f;
  background: rgba(202, 72, 55, 0.1);
}

.admin-upload-result-list {
  display: grid;
  gap: 10px;
}

.admin-upload-result-card {
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 8px;
  display: grid;
  gap: 6px;
  padding: 12px;
  background: rgba(247, 249, 247, 0.78);
}

.admin-upload-result-card span {
  color: var(--muted);
}

.admin-workbench-nav {
  display: grid;
  gap: 10px;
}

.admin-workbench-nav-link {
  display: grid;
  gap: 8px;
  padding: 14px 14px 13px;
  border-radius: 18px;
  color: inherit;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.admin-workbench-nav-link:hover,
.admin-workbench-nav-link:focus-visible {
  border-color: rgba(15, 107, 87, 0.24);
  background: rgba(242, 248, 245, 0.98);
  box-shadow: 0 10px 24px rgba(15, 107, 87, 0.08);
  transform: translateY(-1px);
}

.admin-workbench-nav-link.is-active {
  border-color: rgba(15, 107, 87, 0.28);
  background: linear-gradient(180deg, rgba(239, 248, 244, 0.98), rgba(255, 255, 255, 0.98));
  box-shadow: 0 14px 28px rgba(15, 107, 87, 0.10);
}

.admin-workbench-nav-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
}

.admin-workbench-nav-top strong {
  min-width: 0;
  font-size: 1rem;
  line-height: 1.35;
  word-break: keep-all;
  overflow-wrap: normal;
}

.admin-workbench-nav-total {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  min-width: 52px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.admin-workbench-nav-stats {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.admin-workbench-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.admin-workbench-chip.is-risk {
  color: #8a4a00;
  background: rgba(232, 149, 32, 0.14);
}

.admin-workbench-chip.is-pending {
  color: #67520d;
  background: rgba(232, 190, 32, 0.18);
}

.admin-workbench-chip.is-fix {
  color: #963b2f;
  background: rgba(202, 72, 55, 0.14);
}

.admin-workbench-chip.is-issue {
  color: #9a3412;
  background: #fff7ed;
}

.admin-workbench-main {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.admin-workbench-list-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.admin-workbench-list-head h2 {
  margin: 0;
}

.admin-workbench-list-head p {
  margin: 6px 0 0;
  color: var(--muted);
}

.admin-workbench-directory {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}

.admin-workbench-directory-card {
  display: grid;
  gap: 14px;
  min-height: 132px;
  padding: 18px 18px 16px;
  border-radius: 20px;
  color: inherit;
  text-decoration: none;
  background:
    radial-gradient(circle at top right, rgba(232, 149, 32, 0.10), transparent 32%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(246, 249, 247, 0.98));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 14px 30px rgba(23, 33, 29, 0.05);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.admin-workbench-directory-card:hover,
.admin-workbench-directory-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.22);
  box-shadow: 0 18px 34px rgba(15, 107, 87, 0.10);
}

.admin-workbench-directory-card.has-issues {
  border-color: rgba(217, 119, 6, 0.32);
}

.admin-workbench-directory-card .admin-workbench-nav-top {
  gap: 14px;
}

.admin-workbench-directory-card .admin-workbench-nav-top strong {
  font-size: 1.04rem;
  line-height: 1.5;
  word-break: keep-all;
  overflow-wrap: normal;
}

.admin-workbench-directory-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.admin-workbench-chapter-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(23, 33, 29, 0.08);
}

.admin-workbench-chapter-head h2 {
  margin: 0;
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  line-height: 1.45;
}

.admin-workbench-chapter-head p {
  margin: 8px 0 0;
  color: var(--muted);
}

.admin-workbench-bulk {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  padding: 12px;
  border-radius: 16px;
  background: rgba(15, 107, 87, 0.06);
}

.admin-workbench-list {
  display: grid;
  gap: 12px;
}

.admin-workbench-row {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.98);
}

.admin-workbench-row-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  flex-wrap: wrap;
}

.admin-workbench-row-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.88rem;
}

.admin-workbench-row-title {
  margin: 0;
  font-size: 1rem;
  line-height: 1.55;
}

.admin-workbench-row-note {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.admin-workbench-row-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.admin-workbench-pagination {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}

.admin-workbench-pagination-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.admin-workbench-empty {
  padding: 26px 24px;
  text-align: center;
  color: var(--muted);
}

.admin-workbench-backdrop {
  position: fixed;
  inset: 0;
  z-index: 78;
  background: rgba(10, 18, 15, 0.28);
}

.admin-workbench-backdrop[hidden] {
  display: none;
}

body.is-workbench-drawer-open {
  overflow: hidden;
}

.admin-workbench-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 79;
  width: min(520px, calc(100vw - 28px));
  padding: 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  background: var(--panel);
  border-left: 1px solid var(--line);
  box-shadow: -20px 0 50px rgba(16, 32, 28, 0.18);
}

.admin-workbench-drawer-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.admin-workbench-drawer-head h2 {
  margin: 0;
}

.admin-workbench-drawer-stack {
  display: grid;
  gap: 16px;
}

.admin-workbench-inline-form {
  display: inline;
}

.admin-workbench-drawer .panel {
  margin: 0;
}

.admin-workbench-drawer .panel h3 {
  margin: 0 0 8px;
}

.calc-help-student-grid {
  grid-template-columns: 320px minmax(0, 1fr);
  align-items: start;
}

.calc-help-search-form,
.calc-help-result-card,
.calc-help-admin-block,
.calc-help-summary {
  display: grid;
  gap: 14px;
}

.calc-help-form-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.calc-help-form-actions .calc-help-submit-button,
.calc-help-form-actions .calc-help-reset-button {
  min-height: 48px;
}

.calc-help-reset-button {
  border-color: rgba(15, 107, 87, 0.16);
  background: linear-gradient(180deg, rgba(255, 252, 245, 0.98), rgba(245, 248, 246, 0.96));
  color: var(--green);
}

.calc-help-reset-button:hover,
.calc-help-reset-button:focus-visible {
  border-color: rgba(15, 107, 87, 0.28);
  background: linear-gradient(180deg, rgba(240, 248, 243, 0.98), rgba(255, 255, 255, 0.98));
  box-shadow: 0 14px 28px rgba(15, 107, 87, 0.08);
}

.memorize-review-summary {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.memorize-review-summary div {
  display: grid;
  gap: 4px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-review-summary strong {
  font-size: 1.35rem;
}

.memorize-review-summary span {
  color: var(--muted);
}

.memorize-bulk-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 12px 0;
  padding: 12px;
  border-radius: 16px;
  background: rgba(15, 107, 87, 0.06);
}

.memorize-review-cell {
  display: grid;
  gap: 8px;
  min-width: 160px;
}

.memorize-review-cell small {
  color: var(--muted);
  line-height: 1.5;
}

.memorize-risk-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.memorize-risk-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 8px;
  border-radius: 999px;
  color: #8a4a00;
  background: rgba(232, 149, 32, 0.14);
  font-size: 0.82rem;
  font-weight: 700;
}

.memorize-review-badge.is-pending {
  color: #67520d;
  background: rgba(232, 190, 32, 0.18);
}

.memorize-review-badge.is-needs-fix {
  color: #963b2f;
  background: rgba(202, 72, 55, 0.14);
}

.memorize-review-badge.is-verified {
  color: #0f6b57;
  background: rgba(15, 107, 87, 0.12);
}

.calc-help-result-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
}

.calc-help-result-actions {
  display: flex;
  align-items: center;
}

.calc-help-video-frame {
  position: relative;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #0f1113;
  aspect-ratio: 16 / 9;
}

.calc-help-video-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.calc-training-page {
  display: grid;
  gap: 18px;
}

.calc-training-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 22px;
  background:
    linear-gradient(135deg, rgba(15, 107, 87, 0.1), rgba(255, 255, 255, 0.98) 48%),
    linear-gradient(45deg, rgba(232, 149, 32, 0.14), rgba(255, 255, 255, 0.96));
  border-color: rgba(15, 107, 87, 0.12);
}

.calc-training-hero h2,
.calc-training-topic-panel h2,
.calc-training-question-card h2,
.calc-training-explanation-card h2,
.calc-training-code-search h2 {
  margin: 0;
}

.calc-training-overview {
  display: grid;
  grid-template-columns: repeat(3, minmax(78px, 1fr));
  gap: 10px;
  min-width: 280px;
}

.calc-training-overview div {
  display: grid;
  gap: 2px;
  padding: 12px 14px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.calc-training-overview strong {
  font-size: 1.45rem;
  line-height: 1;
  color: var(--green);
}

.calc-training-overview span,
.calc-training-topic-card small,
.calc-training-video-row small {
  color: var(--muted);
}

.calc-training-continue-card {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 18px 20px;
  border-color: rgba(15, 107, 87, 0.16);
  background: linear-gradient(135deg, rgba(15, 107, 87, 0.08), rgba(255, 255, 255, 0.98));
}

.calc-training-continue-card h2 {
  margin: 0;
  font-size: 1.2rem;
}

.calc-training-continue-card p {
  margin: 6px 0 0;
}

.calc-training-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}

.calc-training-code-search {
  align-content: start;
}

.calc-training-panel-head,
.calc-training-question-head {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.calc-training-topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.calc-training-topic-card {
  display: grid;
  gap: 8px;
  min-height: 122px;
  padding: 16px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(246, 250, 248, 0.98));
  transition: transform 0.16s ease, box-shadow 0.16s ease, border-color 0.16s ease;
}

.calc-training-topic-card:hover,
.calc-training-topic-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.18);
  box-shadow: 0 16px 34px rgba(23, 33, 29, 0.08);
}

.calc-training-topic-card.is-tone-2 {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(255, 247, 235, 0.98));
}

.calc-training-topic-card.is-tone-3 {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(239, 247, 255, 0.98));
}

.calc-training-topic-card.is-tone-4 {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(249, 242, 255, 0.98));
}

.calc-training-topic-index,
.calc-training-status-pill {
  display: inline-flex;
  width: max-content;
  align-items: center;
  min-height: 26px;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--green);
  background: rgba(15, 107, 87, 0.1);
}

.calc-training-topic-progress {
  display: block;
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.08);
}

.calc-training-topic-progress i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--green), #e89520);
}

.calc-training-trainbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 14px 16px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(23, 33, 29, 0.06);
}

.calc-training-trainbar h1 {
  margin: 0;
  font-size: 1.35rem;
}

.calc-training-trainbar-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.calc-training-trainbar-meta span {
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 700;
}

.calc-training-question-card,
.calc-training-explanation-card {
  display: grid;
  gap: 18px;
}

.calc-training-content {
  display: grid;
  gap: 12px;
  min-width: 0;
  font-size: 1.02rem;
  line-height: 1.75;
}

.calc-training-content p {
  margin: 0;
}

.calc-training-list-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: start;
}

.calc-training-list-item strong {
  color: var(--green);
}

.calc-training-table-scroll {
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.calc-training-content-table {
  width: max-content;
  min-width: 100%;
  border-collapse: collapse;
}

.calc-training-content-table td {
  min-width: 88px;
  padding: 9px 10px;
  border: 1px solid var(--line);
  vertical-align: top;
}

.calc-training-figure {
  max-width: 100%;
  margin: 0;
  overflow: hidden;
}

.calc-training-figure img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.calc-training-answer-form {
  display: grid;
  gap: 14px;
}

.calc-training-segmented-work {
  display: grid;
  gap: 14px;
}

.calc-training-segmented-work > p,
.calc-training-segmented-work > .calc-training-table-scroll,
.calc-training-segmented-work > .calc-training-figure {
  margin: 0;
}

.calc-training-work-segment {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid rgba(15, 107, 87, 0.12);
  border-radius: 8px;
  background: rgba(246, 250, 248, 0.72);
}

.calc-training-work-segment > p {
  margin: 0;
}

.calc-training-option-list {
  display: grid;
  gap: 10px;
}

.calc-training-option {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  cursor: pointer;
}

.calc-training-option span {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(15, 107, 87, 0.1);
  color: var(--green);
  font-weight: 800;
}

.calc-training-option input {
  position: absolute;
  opacity: 0;
}

.calc-training-option.is-selected,
.calc-training-option:has(input:checked) {
  border-color: rgba(15, 107, 87, 0.34);
  background: rgba(15, 107, 87, 0.07);
}

.calc-training-answer-box {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.calc-training-answer-box textarea {
  width: 100%;
  resize: vertical;
  min-height: 160px;
}

.calc-training-answer-box-inline {
  margin-top: 4px;
  padding-top: 10px;
  border-top: 1px dashed rgba(15, 107, 87, 0.18);
}

.calc-training-answer-box-inline textarea {
  min-height: 104px;
}

.calc-training-feedback {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  font-weight: 800;
}

.calc-training-feedback.is-correct {
  color: #0f6b57;
  background: rgba(15, 107, 87, 0.1);
}

.calc-training-feedback.is-wrong {
  color: #963b2f;
  background: rgba(202, 72, 55, 0.12);
}

.calc-training-feedback.is-review {
  color: #7a5b14;
  background: rgba(232, 190, 32, 0.12);
}

.calc-training-explanation-block {
  display: grid;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.calc-training-explanation-block h3 {
  margin: 0;
}

.calc-training-video-request-copy {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.calc-training-video-request-copy p,
.calc-training-video-request-note {
  margin: 0;
  color: var(--muted);
}

.calc-training-video-request {
  margin: 0;
}

.calc-training-video-request .button {
  min-width: 220px;
  min-height: 50px;
  padding: 0 24px;
  font-size: 1rem;
  font-weight: 900;
}

.calc-training-rating-bar,
.calc-training-bottom-nav {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.calc-training-bottom-nav {
  justify-content: space-between;
}

.calc-training-rating-bar .button,
.calc-training-bottom-nav .button {
  min-height: 52px;
  padding: 0 22px;
  font-size: 1rem;
  font-weight: 900;
}

.calc-training-bottom-nav .button {
  min-width: 116px;
}

.calc-training-video-list {
  display: grid;
  gap: 8px;
}

.calc-training-video-row {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: inherit;
  text-decoration: none;
  background: #fff;
}

@media (max-width: 860px) {
  .calc-training-hero,
  .calc-training-tools,
  .calc-training-topic-grid {
    grid-template-columns: 1fr;
  }

  .calc-training-overview {
    min-width: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .calc-training-trainbar,
  .calc-training-continue-card,
  .calc-training-panel-head,
  .calc-training-question-head {
    flex-direction: column;
    align-items: stretch;
  }

  .calc-training-trainbar-meta {
    justify-content: flex-start;
  }

  .calc-training-video-row {
    grid-template-columns: 1fr;
  }

  .calc-training-table-scroll {
    border-radius: 6px;
  }

  .calc-training-content-table {
    width: 100%;
    table-layout: fixed;
  }

  .calc-training-content-table td {
    min-width: 0;
    padding: 8px 7px;
    font-size: 0.9rem;
    line-height: 1.45;
    word-break: break-word;
  }
}

@media (max-width: 520px) {
  .calc-training-content {
    gap: 10px;
    font-size: 0.96rem;
    line-height: 1.65;
  }

  .calc-training-content-table td {
    padding: 7px 5px;
    font-size: 0.8rem;
    line-height: 1.38;
  }

  .calc-training-overview {
    grid-template-columns: 1fr;
  }

  .calc-training-rating-bar,
  .calc-training-bottom-nav {
    display: grid;
    grid-template-columns: 1fr;
  }

  .calc-training-rating-bar .button,
  .calc-training-bottom-nav .button {
    width: 100%;
    min-height: 56px;
    font-size: 1.06rem;
    justify-content: center;
  }

  .calc-training-video-request,
  .calc-training-video-request .button {
    width: 100%;
  }

  .calc-training-video-request .button {
    min-width: 0;
    min-height: 56px;
    font-size: 1.06rem;
    justify-content: center;
  }
}

.memorize-training-page {
  display: grid;
  gap: 22px;
}

.memorize-training-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  align-items: center;
  padding: clamp(24px, 4vw, 36px);
  overflow: hidden;
  background:
    radial-gradient(circle at 92% 10%, rgba(232, 149, 32, 0.2), transparent 26%),
    radial-gradient(circle at 14% 18%, rgba(15, 107, 87, 0.12), transparent 30%),
    linear-gradient(135deg, rgba(249, 245, 233, 0.98), rgba(255, 255, 255, 0.97));
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-training-hero-copy {
  display: grid;
  gap: 12px;
}

.memorize-training-hero h1 {
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  line-height: 1.06;
  letter-spacing: -0.05em;
  color: var(--ink);
}

.memorize-training-hero .lead {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.22rem);
  line-height: 1.7;
}

.memorize-training-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.memorize-training-hero-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-size: 0.94rem;
  font-weight: 800;
}

.memorize-training-hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.memorize-training-stats {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
}

.memorize-training-anchorbar {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  padding: 14px 16px;
}

.memorize-anchor-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(23, 33, 29, 0.1);
}

.memorize-anchor-link:hover,
.memorize-anchor-link:focus-visible {
  color: #0f6b57;
  border-color: rgba(15, 107, 87, 0.4);
  background: rgba(15, 107, 87, 0.08);
}

.memorize-anchor-link.is-warm {
  background: rgba(255, 248, 235, 0.96);
  border-color: rgba(232, 149, 32, 0.2);
  color: #8f5600;
}

.memorize-training-stat-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 22px;
  min-width: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 247, 0.94));
  border: 1px solid rgba(23, 33, 29, 0.07);
  box-shadow: 0 16px 34px rgba(23, 33, 29, 0.06);
  scroll-snap-align: start;
}

.memorize-training-stat-card strong {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1;
  letter-spacing: -0.06em;
  color: var(--ink);
}

.memorize-training-stat-card span {
  color: var(--muted);
  font-weight: 800;
  line-height: 1.35;
}

.memorize-training-stat-card.is-mastered strong {
  color: #0f6b57;
}

.memorize-training-stat-card.is-mastered {
  background: linear-gradient(180deg, rgba(234, 246, 240, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-training-stat-card.is-review strong {
  color: #a96100;
}

.memorize-training-stat-card.is-review {
  background: linear-gradient(180deg, rgba(255, 248, 235, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-training-suggestion {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 20px 22px;
  background:
    radial-gradient(circle at 100% 0, rgba(232, 149, 32, 0.14), transparent 24%),
    linear-gradient(135deg, rgba(240, 248, 243, 0.98), rgba(255, 251, 244, 0.98));
}

.memorize-training-suggestion-copy {
  display: grid;
  gap: 8px;
}

.memorize-training-suggestion-copy h2,
.memorize-training-suggestion-copy p {
  margin: 0;
}

.memorize-training-suggestion-copy h2 {
  font-size: clamp(1.24rem, 2.3vw, 1.6rem);
  line-height: 1.3;
}

.memorize-training-suggestion-copy p:last-child {
  color: var(--muted);
  line-height: 1.68;
}

.memorize-training-suggestion-actions {
  display: grid;
  gap: 10px;
  justify-items: end;
}

.memorize-plan-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  background:
    radial-gradient(circle at 100% 0, rgba(15, 107, 87, 0.1), transparent 26%),
    linear-gradient(135deg, rgba(240, 248, 243, 0.98), rgba(255, 251, 244, 0.98));
}

.memorize-plan-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 0.36fr);
  gap: 12px;
  align-items: start;
}

.memorize-plan-head h2,
.memorize-plan-head p {
  margin: 0;
}

.memorize-plan-current {
  display: grid;
  gap: 5px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(15, 107, 87, 0.14);
}

.memorize-plan-current span,
.memorize-plan-current small {
  color: var(--muted);
  font-weight: 800;
}

.memorize-plan-current strong {
  color: #0f6b57;
  line-height: 1.35;
}

.memorize-plan-form {
  display: grid;
  gap: 12px;
}

.memorize-plan-daily-input {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(110px, 150px);
  gap: 10px;
  align-items: center;
  font-weight: 900;
  color: var(--ink);
}

.memorize-plan-compact-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, 0.34fr);
  gap: 10px;
  align-items: stretch;
}

.memorize-plan-star-checks {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.memorize-plan-star-check {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  min-width: 0;
  min-height: 78px;
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 33, 29, 0.1);
  cursor: pointer;
  text-align: center;
}

.memorize-plan-star-check input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.memorize-plan-star-check span {
  color: #8f5600;
  font-size: 1.22rem;
  font-weight: 900;
  line-height: 1.25;
}

.memorize-plan-star-check small {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.3;
}

.memorize-plan-star-check.is-active {
  border-color: rgba(15, 107, 87, 0.44);
  background: rgba(232, 244, 239, 0.96);
  box-shadow: 0 10px 22px rgba(15, 107, 87, 0.09);
}

.memorize-plan-result {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(15, 107, 87, 0.14);
}

.memorize-plan-result span,
.memorize-plan-result small {
  color: var(--muted);
  font-weight: 800;
}

.memorize-plan-result strong {
  color: #0f6b57;
  font-size: 1.08rem;
}

.memorize-plan-rule-text {
  margin: 0;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 248, 235, 0.82);
  border: 1px solid rgba(232, 149, 32, 0.14);
  color: #775123;
  font-size: 0.88rem;
  font-weight: 900;
  line-height: 1.55;
}

.memorize-plan-actions {
  gap: 10px;
}

.memorize-plan-actions .button.primary {
  min-height: 52px;
  padding: 12px 24px;
  border-radius: 14px;
  font-size: 1.02rem;
  font-weight: 900;
}

.memorize-training-suggestion-badge,
.memorize-mode-target-pill {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 900;
  color: #8f5600;
  background: rgba(255, 248, 235, 0.96);
  border: 1px solid rgba(232, 149, 32, 0.18);
}

.memorize-workbench {
  gap: 14px;
}

.memorize-workbench-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.memorize-workbench-head h1 {
  margin: 2px 0 0;
  color: var(--ink);
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  line-height: 1.22;
}

.memorize-today-task {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(190px, 0.28fr);
  gap: 16px;
  align-items: stretch;
  padding: 20px;
  background:
    linear-gradient(135deg, rgba(237, 248, 243, 0.98), rgba(255, 251, 244, 0.98));
  border-color: rgba(15, 107, 87, 0.12);
}

.memorize-today-main {
  display: grid;
  align-content: center;
  gap: 9px;
}

.memorize-today-main h2,
.memorize-today-main p {
  margin: 0;
}

.memorize-today-main h2 {
  color: var(--ink);
  font-size: clamp(1.75rem, 4vw, 2.65rem);
  line-height: 1.12;
}

.memorize-today-main p {
  max-width: 780px;
  color: var(--muted);
  font-weight: 750;
  line-height: 1.62;
}

.memorize-today-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.memorize-today-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(15, 107, 87, 0.12);
  color: #0f6b57;
  font-size: 0.86rem;
  font-weight: 900;
}

.memorize-today-side {
  display: grid;
  justify-items: stretch;
  align-content: center;
  gap: 8px;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(15, 107, 87, 0.14);
  text-align: center;
}

.memorize-today-side strong {
  color: #0f6b57;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
}

.memorize-today-side span {
  color: var(--muted);
  font-weight: 900;
}

.memorize-plan-summary-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(180px, auto);
  gap: 14px;
  align-items: start;
  padding: 16px;
  background:
    linear-gradient(135deg, rgba(255, 251, 244, 0.98), rgba(237, 248, 243, 0.98));
  border-color: rgba(15, 107, 87, 0.1);
}

.memorize-plan-summary-main {
  display: grid;
  gap: 7px;
}

.memorize-plan-summary-main h2,
.memorize-plan-summary-main p {
  margin: 0;
}

.memorize-plan-summary-main h2 {
  color: var(--ink);
  font-size: clamp(1.35rem, 2.6vw, 1.8rem);
  line-height: 1.25;
}

.memorize-plan-summary-main p {
  color: var(--muted);
  font-weight: 800;
  line-height: 1.58;
}

.memorize-plan-editor {
  min-width: 0;
}

.memorize-plan-editor summary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 42px;
  padding: 8px 16px;
  border: 1px solid rgba(15, 107, 87, 0.24);
  border-radius: 999px;
  color: #0f6b57;
  background: rgba(255, 255, 255, 0.86);
  font-weight: 900;
  cursor: pointer;
  list-style: none;
}

.memorize-plan-editor summary::-webkit-details-marker {
  display: none;
}

.memorize-plan-editor summary::after {
  content: "展开";
  margin-left: 8px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
}

.memorize-plan-editor[open] {
  grid-column: 1 / -1;
}

.memorize-plan-editor[open] summary {
  width: fit-content;
  margin-bottom: 12px;
  background: rgba(15, 107, 87, 0.08);
}

.memorize-plan-editor[open] summary::after {
  content: "收起";
}

.memorize-plan-card-compact {
  padding: 15px;
}

.memorize-plan-card-compact .memorize-plan-head {
  align-items: center;
}

.memorize-plan-inline-form {
  gap: 10px;
}

.memorize-plan-controls {
  display: grid;
  grid-template-columns: minmax(150px, 0.22fr) minmax(0, 1fr) minmax(170px, 0.25fr);
  gap: 10px;
  align-items: stretch;
}

.memorize-plan-controls .memorize-plan-daily-input {
  grid-template-columns: 1fr;
  align-content: start;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(23, 33, 29, 0.08);
  font-size: 1.02rem;
}

.memorize-plan-controls .memorize-plan-daily-input input {
  min-height: 50px;
  font-size: 1.18rem;
  font-weight: 900;
}

.memorize-workbench-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  align-items: stretch;
}

.memorize-free-training {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.memorize-free-training-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.memorize-free-training-card {
  display: grid;
  gap: 5px;
  min-width: 0;
  padding: 13px 14px;
  border-radius: 16px;
  color: var(--ink);
  text-decoration: none;
  background: rgba(247, 249, 247, 0.95);
  border: 1px solid rgba(23, 33, 29, 0.08);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.memorize-free-training-card:hover,
.memorize-free-training-card:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(15, 107, 87, 0.28);
  box-shadow: 0 12px 24px rgba(23, 33, 29, 0.06);
}

.memorize-free-training-card strong {
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.28;
}

.memorize-free-training-card span {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 750;
  line-height: 1.38;
}

.memorize-free-training-card.is-review {
  background: rgba(255, 248, 235, 0.94);
  border-color: rgba(232, 149, 32, 0.16);
}

.memorize-training-stats-compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.memorize-training-stats-compact .memorize-training-stat-card {
  padding: 13px;
  border-radius: 16px;
  box-shadow: none;
}

.memorize-training-stats-compact .memorize-training-stat-card strong {
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: 0;
}

.memorize-star-entry-secondary {
  padding: 16px;
}

.memorize-star-entry-secondary .memorize-star-entry-card {
  padding: 14px;
  border-radius: 18px;
  box-shadow: none;
}

.memorize-free-stage {
  gap: 14px;
}

.memorize-free-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background:
    linear-gradient(135deg, rgba(255, 251, 244, 0.98), rgba(237, 248, 243, 0.98));
  border-color: rgba(15, 107, 87, 0.1);
}

.memorize-free-hero h1,
.memorize-free-hero p {
  margin: 0;
}

.memorize-free-hero h1 {
  color: var(--ink);
  font-size: clamp(1.28rem, 2.4vw, 1.65rem);
  line-height: 1.22;
}

.memorize-free-hero p {
  max-width: 760px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.45;
}

.memorize-free-star-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.memorize-free-star-card {
  position: relative;
  min-height: 0;
  align-content: start;
  gap: 6px;
  padding: 12px 46px 12px 12px;
  border-radius: 16px;
  box-shadow: none;
}

.memorize-free-star-card.is-star-3 {
  border-color: rgba(232, 149, 32, 0.24);
  background:
    linear-gradient(180deg, rgba(255, 249, 237, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-free-star-card.is-star-2 {
  border-color: rgba(15, 107, 87, 0.2);
  background:
    linear-gradient(180deg, rgba(239, 249, 244, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-free-star-card.is-star-1 {
  border-color: rgba(106, 125, 118, 0.18);
  background:
    linear-gradient(180deg, rgba(248, 249, 247, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-free-star-card.is-star-3 .memorize-training-progress-track span {
  background: linear-gradient(90deg, #c07a00, #efb03a);
}

.memorize-free-star-card.is-star-2 .memorize-training-progress-track span {
  background: linear-gradient(90deg, #0f6b57, #47a388);
}

.memorize-free-star-card.is-star-1 .memorize-training-progress-track span {
  background: linear-gradient(90deg, #6a7d76, #95a7a1);
}

.memorize-free-star-card .memorize-star-entry-top {
  align-items: start;
}

.memorize-free-star-card .memorize-training-progress-label {
  color: #8f5600;
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.22;
}

.memorize-free-star-card .memorize-star-entry-top strong {
  font-size: clamp(1.08rem, 2vw, 1.28rem);
}

.memorize-free-star-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
}

.memorize-free-star-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 3px 0;
  border-radius: 0;
  background: transparent;
  border: 0;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 900;
}

.memorize-free-star-card .memorize-star-entry-action {
  position: absolute;
  right: 12px;
  top: 50%;
  display: inline-grid;
  align-items: center;
  justify-content: center;
  width: 28px;
  min-height: 28px;
  padding: 0;
  border-radius: 999px;
  color: #fff;
  background: #0f6b57;
  font-size: 0;
  line-height: 1.25;
  transform: translateY(-50%);
}

.memorize-free-star-card .memorize-star-entry-action::before {
  content: ">";
  font-size: 0.98rem;
  line-height: 1;
}

.memorize-chapter-directory-shell {
  gap: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.memorize-compact-directory-head {
  align-items: center;
  padding: 16px 18px;
  border: 1px solid rgba(232, 149, 32, 0.18);
  border-radius: 18px;
  background:
    radial-gradient(circle at 100% 0, rgba(232, 149, 32, 0.12), transparent 28%),
    linear-gradient(135deg, rgba(255, 249, 237, 0.98), rgba(255, 255, 255, 0.98) 58%, rgba(239, 249, 244, 0.94));
  box-shadow: 0 12px 28px rgba(143, 86, 0, 0.06);
}

.memorize-compact-directory-head h2,
.memorize-compact-directory-head p {
  margin: 0;
}

.memorize-compact-directory-head h2 {
  font-size: clamp(1.22rem, 2.4vw, 1.55rem);
}

.memorize-compact-directory-head .actions {
  gap: 8px;
}

.memorize-compact-directory-head .button {
  min-height: 40px;
  padding: 8px 14px;
  border-color: rgba(15, 107, 87, 0.18);
  background: rgba(255, 255, 255, 0.9);
  color: #0f6b57;
  font-weight: 900;
}

.memorize-chapter-directory-shell .memorize-chapter-card {
  gap: 6px;
  padding: 11px 12px;
  border-radius: 14px;
  border-color: var(--memorize-chapter-border, rgba(15, 107, 87, 0.18));
  background:
    radial-gradient(circle at 100% 0, var(--memorize-chapter-glow, rgba(15, 107, 87, 0.08)), transparent 36%),
    linear-gradient(180deg, var(--memorize-chapter-soft, rgba(244, 250, 247, 0.98)), rgba(255, 255, 255, 0.98));
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-0,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-2,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-4 {
  --memorize-chapter-border: rgba(20, 184, 166, 0.34);
  --memorize-chapter-soft: rgba(239, 249, 244, 0.98);
  --memorize-chapter-glow: rgba(20, 184, 166, 0.13);
  --memorize-chapter-accent: #0f766e;
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-1,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-3,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-5 {
  --memorize-chapter-border: rgba(96, 165, 250, 0.32);
  --memorize-chapter-soft: rgba(241, 246, 255, 0.98);
  --memorize-chapter-glow: rgba(96, 165, 250, 0.13);
  --memorize-chapter-accent: #2563eb;
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-0 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-0 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-1 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-1 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-2 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-2 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-3 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-3 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-4 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-4 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-5 .memorize-chapter-card-head span,
.memorize-chapter-directory-shell .memorize-chapter-card.is-tone-5 .memorize-chapter-card-meta {
  color: var(--memorize-chapter-accent, #0f6b57);
}

.memorize-chapter-directory-shell .memorize-chapter-card-status-row {
  order: 3;
  margin-top: 2px;
}

.memorize-chapter-directory-shell .memorize-chapter-card-head {
  order: 1;
}

.memorize-chapter-directory-shell .memorize-chapter-card p {
  order: 2;
  display: none;
}

.memorize-chapter-directory-shell .memorize-training-progress-track {
  order: 4;
  height: 5px;
}

.memorize-chapter-directory-shell .memorize-training-progress-track span {
  background: linear-gradient(90deg, var(--memorize-chapter-accent, #0f6b57), rgba(15, 107, 87, 0.42));
}

.memorize-chapter-directory-shell .memorize-chapter-card-meta {
  order: 5;
  font-size: 0.82rem;
}

.memorize-training-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.memorize-training-section-head h2,
.memorize-training-list-head h2 {
  margin: 0;
  font-size: clamp(1.34rem, 2.5vw, 1.8rem);
  line-height: 1.25;
}

.memorize-training-progress,
.memorize-training-mode-panel {
  display: grid;
  gap: 16px;
  padding: 18px;
}

.memorize-training-progress-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.memorize-training-progress-item {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 20px;
  background: rgba(247, 249, 247, 0.9);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-training-progress-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.memorize-training-progress-label {
  color: #8f5600;
  font-weight: 900;
}

.memorize-training-progress-top strong {
  color: var(--ink);
  font-size: 1.22rem;
}

.memorize-training-progress-track {
  height: 11px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.08);
}

.memorize-training-progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #0f6b57, var(--gold));
}

.memorize-training-progress-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.memorize-stage-home,
.memorize-stage-chapters,
.memorize-stage-mode,
.memorize-card-stage {
  display: grid;
  gap: 16px;
  touch-action: pan-y;
  overscroll-behavior: contain;
  cursor: grab;
}

.memorize-star-entry-shell,
.memorize-stage-shell {
  display: grid;
  gap: 16px;
  padding: 20px;
}

.memorize-stage-shell-narrow {
  max-width: 920px;
  width: 100%;
  margin: 0 auto;
}

.memorize-star-entry-grid,
.memorize-chapter-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.memorize-chapter-directory-shell .memorize-chapter-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.memorize-star-entry-card,
.memorize-chapter-card {
  display: grid;
  gap: 8px;
  padding: 14px;
  border-radius: 16px;
  text-decoration: none;
  color: var(--ink);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 247, 0.94));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: none;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.memorize-star-entry-card.is-recommended {
  border-color: rgba(232, 149, 32, 0.26);
  background:
    radial-gradient(circle at 100% 0, rgba(232, 149, 32, 0.12), transparent 24%),
    linear-gradient(180deg, rgba(255, 253, 247, 0.98), rgba(247, 249, 247, 0.94));
}

.memorize-star-entry-card:hover,
.memorize-star-entry-card:focus-visible,
.memorize-chapter-card:hover,
.memorize-chapter-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.28);
  box-shadow: 0 18px 36px rgba(23, 33, 29, 0.08);
}

.memorize-star-entry-badge {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(232, 149, 32, 0.14);
  color: #8f5600;
  font-size: 0.82rem;
  font-weight: 900;
}

.memorize-star-entry-top,
.memorize-chapter-card-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.memorize-chapter-card-status-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}

.memorize-chapter-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 900;
  line-height: 1.1;
  white-space: nowrap;
}

.memorize-chapter-status.is-fresh {
  color: var(--muted);
  background: rgba(23, 33, 29, 0.08);
}

.memorize-chapter-status.is-progress {
  color: #8f5600;
  background: rgba(232, 149, 32, 0.14);
}

.memorize-chapter-status.is-complete {
  color: #0f6b57;
  background: rgba(15, 107, 87, 0.12);
}

.memorize-star-entry-top strong,
.memorize-chapter-card-head strong {
  min-width: 0;
  font-size: 1.08rem;
  color: var(--ink);
  word-break: normal;
  overflow-wrap: anywhere;
}

.memorize-chapter-card-head span,
.memorize-star-entry-top span:last-child {
  color: #0f6b57;
  font-weight: 900;
  white-space: nowrap;
}

.memorize-star-entry-card p,
.memorize-chapter-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.memorize-star-entry-action,
.memorize-chapter-card-meta {
  color: #8f5600;
  font-weight: 800;
}

.memorize-daily-mode-switch {
  display: inline-grid;
  grid-template-columns: auto auto auto;
  gap: 6px;
  align-items: center;
  width: fit-content;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(15, 107, 87, 0.14);
}

.memorize-daily-mode-switch span,
.memorize-daily-mode-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 900;
  white-space: nowrap;
}

.memorize-daily-mode-switch span {
  color: var(--muted);
  font-size: 0.88rem;
}

.memorize-daily-mode-switch a {
  color: #0f6b57;
  text-decoration: none;
  border: 1px solid transparent;
}

.memorize-daily-mode-switch a.is-active {
  color: #fff;
  background: #0f6b57;
  border-color: rgba(15, 107, 87, 0.24);
}

.memorize-training-control-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  width: min(980px, 100%);
  margin: 0 auto;
  padding: 18px 20px;
  border-color: rgba(15, 107, 87, 0.12);
  background:
    radial-gradient(circle at 100% 0, rgba(15, 107, 87, 0.1), transparent 28%),
    linear-gradient(135deg, rgba(239, 249, 244, 0.96), rgba(255, 255, 255, 0.98) 64%, rgba(255, 249, 237, 0.9));
  box-shadow: 0 16px 34px rgba(23, 33, 29, 0.06);
}

.memorize-breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: 0.95rem;
}

.memorize-breadcrumbs a {
  color: #0f6b57;
  text-decoration: none;
  font-weight: 800;
}

.memorize-breadcrumbs strong {
  color: var(--ink);
  font-weight: 900;
}

.memorize-stage-meta-row {
  margin-top: -2px;
}

.memorize-training-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.memorize-training-mode-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px;
  border-radius: 22px;
  color: var(--ink);
  text-decoration: none;
  background: rgba(247, 249, 247, 0.9);
  border: 2px solid rgba(23, 33, 29, 0.08);
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.memorize-training-mode-card:hover,
.memorize-training-mode-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(15, 107, 87, 0.38);
  box-shadow: 0 16px 34px rgba(23, 33, 29, 0.08);
}

.memorize-training-mode-card.is-active {
  background: linear-gradient(180deg, rgba(235, 247, 241, 0.98), rgba(255, 255, 255, 0.96));
  border-color: rgba(15, 107, 87, 0.54);
}

.memorize-training-mode-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 16px;
  background: #0f6b57;
  color: #fff;
  font-size: 1.08rem;
  font-weight: 900;
}

.memorize-training-mode-card strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1.12rem;
}

.memorize-training-mode-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.memorize-training-star-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.memorize-training-mode-summary {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(248, 244, 232, 0.92);
  border: 1px solid rgba(232, 149, 32, 0.16);
}

.memorize-training-mode-note {
  color: #775123;
  font-weight: 800;
}

.memorize-training-star-chip {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 999px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(23, 33, 29, 0.1);
}

.memorize-training-star-chip:hover,
.memorize-training-star-chip:focus-visible,
.memorize-training-star-chip.is-active {
  color: #0f6b57;
  border-color: rgba(15, 107, 87, 0.4);
  background: rgba(15, 107, 87, 0.08);
}

.memorize-training-toolbar {
  display: grid;
  gap: 16px;
}

.memorize-training-toolbar-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
}

.memorize-training-toolbar-actions {
  justify-content: flex-start;
}

.memorize-training-list-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
}

.memorize-training-list-head p {
  margin: 6px 0 0;
}

.memorize-training-stage-head {
  align-items: center;
  margin: 0;
}

.memorize-summary-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.memorize-summary-grid div {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-summary-grid strong {
  font-size: 1.28rem;
  line-height: 1.2;
}

.memorize-summary-grid span {
  color: var(--muted);
  font-size: 0.95rem;
}

.memorize-toolbar {
  margin-bottom: 18px;
}

.memorize-card-list {
  display: grid;
  gap: 16px;
}

.memorize-card {
  display: grid;
  gap: 16px;
}

.memorize-card-stage {
  display: grid;
  gap: 12px;
  width: min(1040px, 100%);
  margin: 0 auto;
}

.memorize-training-anchorbar,
.memorize-training-stats,
.memorize-training-progress,
.memorize-training-mode-panel,
.memorize-card-stage {
  scroll-margin-top: 88px;
}

.memorize-stage-progress-badge {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(15, 107, 87, 0.12), rgba(15, 107, 87, 0.04));
  border: 1px solid rgba(15, 107, 87, 0.16);
  color: #0f6b57;
  font-weight: 900;
  white-space: nowrap;
}

.memorize-stage-nav {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.memorize-stage-nav-bottom {
  margin-top: 2px;
}

.memorize-stage-nav-tip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 16px;
  border-radius: 18px;
  background: rgba(249, 245, 233, 0.94);
  border: 1px solid rgba(232, 149, 32, 0.18);
  color: #775123;
  font-weight: 800;
  text-align: center;
}

.memorize-stage-nav .button.is-disabled {
  opacity: 0.48;
  pointer-events: none;
}

.memorize-training-action-bar {
  position: sticky;
  bottom: 14px;
  z-index: 7;
  display: grid;
  grid-template-columns: minmax(88px, 0.7fr) repeat(3, minmax(110px, 1fr)) minmax(96px, 0.8fr);
  gap: 10px;
  align-items: stretch;
  padding: 10px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 32px rgba(23, 33, 29, 0.12);
  backdrop-filter: blur(12px);
}

.memorize-training-action-bar .button {
  min-height: 48px;
  justify-content: center;
  font-size: 1rem;
  font-weight: 900;
}

.memorize-session-strip {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(241, 247, 244, 0.98), rgba(255, 255, 255, 0.96));
  border: 1px solid rgba(15, 107, 87, 0.12);
}

.memorize-session-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.memorize-session-chip-row span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
  font-size: 0.86rem;
  font-weight: 900;
}

.memorize-session-progress-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.memorize-session-progress-top strong {
  font-size: 1rem;
  color: var(--ink);
}

.memorize-session-progress-top span {
  color: var(--muted);
  font-weight: 700;
}

.memorize-session-feedback,
.memorize-goal-note {
  padding: 12px 14px;
  border-radius: 16px;
  font-weight: 800;
  line-height: 1.6;
}

.memorize-session-feedback {
  background: rgba(23, 33, 29, 0.04);
  color: var(--muted);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-session-feedback.is-success {
  background: rgba(232, 244, 239, 0.96);
  color: #0f6b57;
  border-color: rgba(15, 107, 87, 0.16);
}

.memorize-session-feedback.is-review {
  background: rgba(255, 248, 235, 0.96);
  color: #8f5600;
  border-color: rgba(232, 149, 32, 0.18);
}

.memorize-goal-note {
  background: rgba(249, 245, 233, 0.92);
  color: #775123;
  border: 1px solid rgba(232, 149, 32, 0.14);
}

.memorize-card-single {
  position: relative;
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 28px);
  touch-action: pan-y;
  overscroll-behavior: contain;
  overscroll-behavior-x: contain;
  cursor: grab;
  user-select: none;
  background:
    radial-gradient(circle at 100% 0, rgba(232, 149, 32, 0.1), transparent 22%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 245, 236, 0.95));
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 18px 40px rgba(23, 33, 29, 0.08);
}

.memorize-card-single.is-swipe-dragging {
  cursor: grabbing;
  transform: scale(0.997);
}

.memorize-card-edge-nav {
  position: absolute;
  top: 50%;
  z-index: 4;
  width: 34px;
  min-height: 34px;
  padding: 0;
  border: 1px solid rgba(15, 107, 87, 0.18);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--green);
  box-shadow: 0 8px 18px rgba(23, 33, 29, 0.1);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1;
  transform: translateY(-50%);
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.memorize-card-edge-nav.is-prev {
  left: -12px;
}

.memorize-card-edge-nav.is-next {
  right: -12px;
}

.memorize-card-edge-nav:hover {
  background: var(--green);
  color: #fff;
}

.memorize-card-edge-nav:disabled {
  opacity: 0.24;
  cursor: not-allowed;
}

.memorize-card-single textarea,
.memorize-card-single input,
.memorize-card-single button,
.memorize-card-single a {
  user-select: auto;
}

.memorize-card-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.memorize-card-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  min-width: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.memorize-card-meta::-webkit-scrollbar,
.memorize-training-star-row::-webkit-scrollbar,
.memorize-training-hero-meta::-webkit-scrollbar,
.memorize-training-stats::-webkit-scrollbar {
  display: none;
}

.memorize-star-badge,
.memorize-category-tag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 800;
}

.memorize-star-badge {
  background: rgba(232, 149, 32, 0.14);
  color: #9a5a00;
}

.memorize-category-tag {
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
}

.memorize-card-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(23, 33, 29, 0.06);
  color: var(--muted);
  font-weight: 800;
  white-space: nowrap;
}

.memorize-question-block {
  display: grid;
  gap: 16px;
}

.memorize-question-block h2 {
  margin: 0;
  font-size: clamp(1.48rem, 2.6vw, 2rem);
  line-height: 1.42;
  white-space: normal;
  overflow-wrap: anywhere;
}

.memorize-mnemonic-box,
.memorize-answer-block {
  display: grid;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  box-shadow: 0 10px 22px rgba(23, 33, 29, 0.04);
}

.memorize-mnemonic-box {
  background: linear-gradient(180deg, rgba(232, 244, 239, 0.98), rgba(247, 249, 247, 0.94));
  border-color: rgba(24, 127, 84, 0.14);
}

.memorize-answer-block {
  background: linear-gradient(180deg, rgba(255, 249, 236, 0.98), rgba(255, 255, 255, 0.96));
  border-color: rgba(232, 149, 32, 0.18);
}

.memorize-answer-block[hidden] {
  display: none !important;
}

.memorize-mnemonic-box strong,
.memorize-mnemonic-box p,
.memorize-answer-block strong,
.memorize-answer-block p {
  margin: 0;
}

.memorize-answer-raw {
  color: var(--ink);
  line-height: 1.78;
  white-space: pre-line;
}

.memorize-answer-chunks {
  display: grid;
  gap: 8px;
}

.memorize-answer-chunk {
  position: relative;
  padding: 11px 14px 11px 18px;
  border-radius: 14px;
  border: 1px solid rgba(232, 149, 32, 0.16);
  background: linear-gradient(180deg, rgba(255, 252, 244, 0.98), rgba(255, 247, 229, 0.9));
  color: var(--ink);
  line-height: 1.78;
  overflow-wrap: anywhere;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.memorize-answer-chunk::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  bottom: 12px;
  width: 4px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(220, 155, 46, 0.95), rgba(153, 103, 18, 0.68));
}

.memorize-answer-points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 1.35rem;
}

.memorize-answer-points li {
  line-height: 1.72;
}

.memorize-answer-figure {
  margin: 10px 0;
}

.memorize-answer-figure img {
  background: #fff;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 8px;
  display: block;
  height: auto;
  max-width: 100%;
}

.memorize-answer-table-wrap {
  margin: 8px 0;
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 10px;
  background: #fff;
}

.memorize-answer-table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 0.94rem;
  line-height: 1.55;
}

.memorize-answer-table th,
.memorize-answer-table td {
  padding: 9px 10px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  vertical-align: top;
  text-align: left;
  white-space: normal;
  overflow-wrap: anywhere;
}

.memorize-answer-table th {
  background: rgba(255, 247, 229, 0.95);
  font-weight: 700;
}

.memorize-dictation-area {
  display: grid;
  gap: 12px;
}

.memorize-dictation-result {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(15, 107, 87, 0.16);
  background:
    radial-gradient(circle at 100% 0, rgba(15, 107, 87, 0.1), transparent 32%),
    linear-gradient(180deg, rgba(239, 249, 244, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-dictation-result[hidden] {
  display: none !important;
}

.memorize-dictation-result.is-mid {
  border-color: rgba(232, 149, 32, 0.18);
  background:
    radial-gradient(circle at 100% 0, rgba(232, 149, 32, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(255, 249, 237, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-dictation-result.is-low {
  border-color: rgba(148, 163, 184, 0.22);
  background:
    radial-gradient(circle at 100% 0, rgba(148, 163, 184, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(248, 250, 252, 0.98), rgba(255, 255, 255, 0.96));
}

.memorize-dictation-score {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  align-items: center;
  justify-content: space-between;
}

.memorize-dictation-score strong {
  color: #0f6b57;
  font-size: 1.08rem;
}

.memorize-dictation-result.is-mid .memorize-dictation-score strong {
  color: #9a5a00;
}

.memorize-dictation-result.is-low .memorize-dictation-score strong {
  color: #475569;
}

.memorize-dictation-score span,
.memorize-dictation-result p {
  margin: 0;
  color: var(--muted);
  font-weight: 800;
}

.memorize-dictation-keywords {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.memorize-dictation-keywords div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  min-width: 0;
}

.memorize-dictation-keywords b {
  width: 100%;
  color: var(--ink);
  font-size: 0.88rem;
}

.memorize-dictation-keywords span,
.memorize-dictation-keywords em {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 9px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.08);
  color: #0f6b57;
  font-size: 0.82rem;
  font-style: normal;
  font-weight: 900;
}

.memorize-dictation-keywords div:last-child span,
.memorize-dictation-keywords div:last-child em {
  background: rgba(232, 149, 32, 0.12);
  color: #8f5600;
}

.memorize-dictation-keywords div:nth-child(2) span,
.memorize-dictation-keywords div:nth-child(2) em {
  background: rgba(96, 165, 250, 0.12);
  color: #2563eb;
}

.memorize-dictation-area textarea,
.memorize-preview-card textarea {
  min-height: 128px;
}

.memorize-card-actions,
.memorize-progress-actions {
  gap: 12px;
  align-items: stretch;
}

.memorize-card-actions {
  display: grid;
  gap: 14px;
}

.memorize-progress-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.memorize-card-actions .button,
.memorize-progress-actions .button,
.memorize-progress-actions input[type="submit"] {
  min-height: 48px;
  font-size: 1rem;
  font-weight: 800;
}

.memorize-progress-button {
  width: 100%;
  justify-content: center;
}

.memorize-progress-button.is-mastered {
  background: #0f6b57;
  border-color: #0f6b57;
  color: #fff;
}

.memorize-progress-button.is-unclear {
  background: #f59e0b;
  border-color: #f59e0b;
  color: #fff;
}

.memorize-progress-button.is-unmastered {
  background: #e17055;
  border-color: #e17055;
  color: #fff;
}

.memorize-progress-button.is-review {
  background: #4f6ef7;
  border-color: #4f6ef7;
  color: #fff;
}

.memorize-progress-button.is-current {
  box-shadow: 0 0 0 3px rgba(79, 110, 247, 0.14);
}

.memorize-progress-button:disabled {
  opacity: 0.72;
  cursor: wait;
}

.memorize-completion-panel {
  display: grid;
  gap: 14px;
  max-width: 920px;
  width: 100%;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 26px);
  border-color: rgba(15, 107, 87, 0.16);
  background: linear-gradient(180deg, rgba(235, 247, 241, 0.98), rgba(255, 255, 255, 0.98));
}

.memorize-completion-panel h2,
.memorize-completion-panel p {
  margin: 0;
}

.memorize-completion-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.memorize-completion-grid div {
  display: grid;
  gap: 5px;
  padding: 13px 14px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.memorize-completion-grid strong {
  font-size: 1.34rem;
  line-height: 1.1;
  color: var(--ink);
}

.memorize-completion-grid span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.memorize-completion-actions {
  flex-wrap: wrap;
}

.memorize-status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 900;
}

.memorize-status-pill.is-mastered {
  background: rgba(15, 107, 87, 0.12);
  color: #0f6b57;
}

.memorize-status-pill.is-unclear {
  background: rgba(245, 158, 11, 0.16);
  color: #a15c00;
}

.memorize-status-pill.is-unmastered {
  background: rgba(225, 112, 85, 0.16);
  color: #b23b2d;
}

.memorize-status-pill.is-review {
  background: rgba(79, 110, 247, 0.12);
  color: #3450d2;
}

.memorize-status-pill.is-fresh {
  background: rgba(23, 33, 29, 0.08);
  color: var(--muted);
}

.memorize-preview-list {
  display: grid;
  gap: 16px;
}

.memorize-preview-actions {
  align-items: center;
  background: rgba(247, 251, 248, 0.96);
  border: 1px solid rgba(31, 111, 87, 0.2);
  border-radius: 8px;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  padding: 14px;
}

.memorize-preview-actions .muted {
  margin: 4px 0 0;
}

.memorize-preview-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 20px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.calc-help-admin-grid {
  grid-template-columns: 360px minmax(0, 1fr);
  align-items: start;
}

.calc-help-list-block {
  grid-column: 1 / -1;
}

.calc-help-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.calc-help-summary-grid div {
  display: grid;
  gap: 6px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7faf8;
}

.calc-help-summary-grid strong {
  font-size: 1.35rem;
  color: var(--green);
}

.calc-help-summary-grid span {
  color: var(--muted);
  font-size: 0.92rem;
}

.calc-help-error-list {
  display: grid;
  gap: 8px;
}

.calc-help-error-list p {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fff8ec;
  border: 1px solid #eed7a9;
  color: #8c5a12;
}

.calc-help-table code {
  font-size: 0.92rem;
  font-weight: 700;
}

.calc-help-badge {
  border-radius: 999px;
}

.calc-help-badge.is-published {
  background: #e8f3ee;
  color: var(--green);
}

.calc-help-badge.is-draft {
  background: #f3efe3;
  color: #8c5a12;
}

.ai-qna-page,
.admin-ai-qna-page,
.admin-ai-qna-question {
  padding-top: 34px;
  padding-bottom: 52px;
}

.ai-qna-heading,
.ai-qna-history {
  max-width: 820px;
  margin: 0 auto 20px;
}

.ai-qna-compose {
  max-width: 820px;
  margin: 0 auto 28px;
}

.ai-qna-compose label,
.admin-ai-qna-question label {
  display: grid;
  gap: 8px;
  font-weight: 700;
  margin-bottom: 14px;
}

.admin-ai-qna-question,
.admin-ai-qna-question .panel {
  min-width: 0;
  max-width: 100%;
  overflow-x: hidden;
}

.admin-ai-qna-question .ai-qna-promote-option {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  width: fit-content;
  gap: 8px;
  margin: 12px 0 4px;
  white-space: nowrap;
}

.admin-ai-qna-question .ai-qna-promote-option input {
  margin: 0;
}

.ai-qna-draft-answer {
  box-sizing: border-box;
  max-width: 100%;
  margin: 10px 0 14px;
  padding: 14px 16px;
  border-left: 4px solid #c88719;
  border-radius: 8px;
  background: #fff8ed;
  color: #3d2b12;
  line-height: 1.7;
  overflow-wrap: anywhere;
  white-space: normal;
  word-break: break-word;
}

.ai-qna-admin-question-card {
  margin: 12px 0 18px;
  padding: 16px 18px;
  border-left: 5px solid var(--green);
  border-radius: 10px;
  background: #f1f8f5;
  box-shadow: inset 0 0 0 1px #d5e8df;
}

.ai-qna-admin-question-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 0 0 8px;
}

.ai-qna-admin-question-label {
  margin: 0;
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.ai-qna-workload-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid #d6e5de;
  border-radius: 12px;
  background: #f6fbf8;
}

.ai-qna-workload-bar strong {
  color: var(--green);
  font-size: 1.05rem;
  font-weight: 900;
}

.ai-qna-copy-question {
  min-height: 38px;
  padding: 7px 12px;
  color: var(--green);
  border-color: #b9d9cf;
  background: #fff;
}

.admin-ai-qna-question .ai-qna-question-text {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.25rem, 1.4vw, 1.55rem);
  font-weight: 900;
  line-height: 1.55;
}

.ai-qna-attachment-section {
  margin: 18px 0 20px;
}

.ai-qna-attachment-section h2 {
  margin: 0 0 12px;
}

.ai-qna-attachment-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.ai-qna-attachment-card {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 12px;
  border: 1px solid #d6e5de;
  border-radius: 12px;
  background: #f8fbf9;
}

.ai-qna-attachment-image-button {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.ai-qna-attachment-image {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.ai-qna-attachment-card figcaption {
  display: grid;
  gap: 2px;
  color: var(--muted);
  font-size: 0.92rem;
}

.ai-qna-attachment-card figcaption strong {
  color: var(--ink);
}

.ai-qna-attachment-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ai-qna-attachment-actions .button {
  min-height: 40px;
  padding: 8px 12px;
}

.ai-qna-attachment-actions .is-copied {
  color: #fff;
  border-color: var(--green);
  background: var(--green);
}

.ai-qna-reply-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 12px 0 6px;
}

.ai-qna-submit-feedback {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 6px 0 0;
}

.ai-qna-submit-feedback[hidden] {
  display: none;
}

.ai-qna-submit-feedback::before {
  content: "";
  width: 18px;
  height: 18px;
  border: 3px solid #c9e7dc;
  border-top-color: var(--green);
  border-radius: 999px;
  animation: ai-qna-spin 0.8s linear infinite;
}

.admin-ai-qna-question form.is-ai-qna-submitting textarea {
  opacity: 0.72;
}

.ai-qna-recognized-text {
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff;
}

.ai-qna-recognized-text summary {
  color: var(--green);
  font-weight: 800;
  cursor: pointer;
}

.ai-qna-recognized-text p {
  margin: 8px 0 0;
  color: var(--muted);
}

.ai-qna-voice-attachment {
  display: grid;
  gap: 10px;
  padding: 14px;
  border: 1px solid #e5d2ac;
  border-radius: 12px;
  background: #fff8ed;
}

.ai-qna-voice-attachment audio {
  width: 100%;
}

.ai-qna-voice-unplayable {
  margin: 0;
  padding: 10px 12px;
  border: 1px dashed #d9b46e;
  border-radius: 10px;
  color: #6f5630;
  background: #fffaf1;
}

.ai-qna-voice-transcript {
  display: grid;
  gap: 6px;
  padding: 12px;
  border: 1px solid #cfe5d9;
  border-radius: 10px;
  background: #f3fbf7;
}

.ai-qna-voice-transcript strong {
  color: var(--green);
}

.ai-qna-voice-transcript p {
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
  line-height: 1.7;
}

.ai-qna-voice-transcript.is-empty {
  border-color: #ead8b5;
  background: #fffaf1;
}

.ai-qna-voice-transcript.is-empty strong,
.ai-qna-voice-transcript.is-empty p {
  color: #79613b;
}

.ai-qna-image-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 24px;
}

.ai-qna-image-modal[hidden] {
  display: none;
}

.ai-qna-image-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
}

.ai-qna-image-modal-dialog {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 10px;
  max-width: min(96vw, 1280px);
  max-height: 94vh;
  padding: 12px;
  border-radius: 14px;
  background: #101614;
}

.ai-qna-image-modal-close {
  justify-self: end;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  font-size: 1.6rem;
  cursor: pointer;
}

.ai-qna-image-modal-preview {
  max-width: 92vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 8px;
  background: #fff;
}

.ai-qna-image-modal-caption {
  margin: 0;
  color: #fff;
  text-align: center;
}

body.is-ai-qna-image-modal-open {
  overflow: hidden;
}

.ai-qna-compose textarea,
.admin-ai-qna-question textarea {
  width: 100%;
  resize: vertical;
}

.ai-qna-paste-status {
  min-height: 1.5em;
  margin: -4px 0 14px;
}

.ai-qna-paste-status.is-error {
  color: #b42318;
  font-weight: 700;
}

.ai-qna-image-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 10px 0 14px;
}

.ai-qna-image-preview[hidden] {
  display: none;
}

.ai-qna-image-preview-item {
  display: grid;
  gap: 6px;
  margin: 0;
}

.ai-qna-image-preview-item img {
  width: 100%;
  height: 150px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.ai-qna-image-preview-item figcaption {
  overflow: hidden;
  color: var(--muted);
  font-size: 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.ai-qna-compose button[type="submit"] {
  min-height: 48px;
  padding: 12px 18px;
  font-size: 1rem;
}

.ai-qna-compose .button,
.ai-qna-history-actions .button {
  min-height: 48px;
  padding: 12px 18px;
  font-size: 1rem;
  line-height: 1.35;
}

.ai-qna-clear-images {
  margin: -2px 0 12px;
  color: #8c5a12;
  border-color: #f3d19b;
  background: #fff8ed;
}

.ai-qna-clear-images[hidden] {
  display: none;
}

.ai-qna-answer-actions {
  display: flex;
  justify-content: flex-end;
  margin: 12px 0 0;
}

.ai-qna-copy-answer {
  min-height: 42px;
  padding: 9px 14px;
  color: var(--green);
  border-color: #b9d9cf;
  background: #f5fbf8;
}

.ai-qna-copy-answer.is-copied {
  color: #fff;
  border-color: var(--green);
  background: var(--green);
}

.ai-qna-copy-question.is-copied {
  color: #fff;
  border-color: var(--green);
  background: var(--green);
}

.ai-qna-history-search {
  margin: 8px 0 16px;
  padding: 14px;
  border: 1px solid #d6e5de;
  border-radius: 10px;
  background: #f7fbf9;
}

.ai-qna-history-search label {
  display: block;
  margin-bottom: 8px;
  color: var(--green);
  font-weight: 800;
}

.ai-qna-history-search-row {
  display: flex;
  gap: 10px;
}

.ai-qna-history-search-row input {
  flex: 1 1 auto;
  min-width: 0;
}

.ai-qna-history-search > input {
  width: min(560px, 100%);
  min-height: 42px;
  margin-right: 8px;
}

.ai-qna-history-search-row .button {
  min-height: 42px;
  padding: 9px 14px;
}

.ai-qna-history-empty {
  padding: 12px 14px;
  border: 1px dashed #cbdad4;
  border-radius: 8px;
  background: #fff;
}

.ai-qna-loading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 2px 0 16px;
  padding: 14px 16px;
  border: 1px solid #cfe5dc;
  border-radius: 10px;
  background: #f2faf6;
  color: #173d31;
}

.ai-qna-loading[hidden] {
  display: none;
}

.ai-qna-loading strong,
.ai-qna-loading small {
  display: block;
}

.ai-qna-loading small {
  margin-top: 3px;
  color: #48645a;
  line-height: 1.5;
}

.ai-qna-loading-spinner {
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  border: 3px solid #c9e7dc;
  border-top-color: var(--green);
  border-radius: 999px;
  animation: ai-qna-spin 0.8s linear infinite;
}

.ai-qna-compose.is-submitting textarea,
.ai-qna-compose.is-submitting input[type="file"] {
  opacity: 0.72;
}

@keyframes ai-qna-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-qna-loading-spinner {
    animation: none;
  }
}

.ai-qna-question,
.ai-qna-queue-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fff;
  margin-bottom: 12px;
}

.ai-qna-question.is-latest {
  border-color: #0f7a5a;
  background: linear-gradient(180deg, #f3fbf7 0%, #ffffff 72%);
  box-shadow: 0 0 0 3px rgba(15, 122, 90, 0.1), 0 12px 30px rgba(15, 122, 90, 0.08);
}

.ai-qna-latest-badge {
  display: inline-flex;
  align-items: center;
  margin: 0 0 10px;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--green);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
}

.ai-qna-history-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 18px;
}

.ai-qna-history-actions .button[hidden] {
  display: none;
}

.ai-qna-history-actions p {
  margin: 0;
}

.ai-qna-queue-question-text {
  margin: 12px 0 8px;
  color: var(--ink);
  font-size: clamp(1.2rem, 1.25vw, 1.45rem);
  font-weight: 900;
  line-height: 1.5;
}

.ai-qna-followup-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin: 6px 0 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #fff3db;
  color: #8c5a12;
  font-size: 0.92rem;
  font-weight: 800;
}

.ai-qna-wecom-context-preview,
.ai-qna-wecom-context-timeline {
  margin: 12px 0 14px;
  padding: 12px 14px;
  border: 1px solid #d6e5de;
  border-radius: 12px;
  background: #f8fbf9;
}

.ai-qna-wecom-context-timeline {
  padding: 16px;
}

.ai-qna-wecom-context-title {
  margin: 0 0 8px;
  color: var(--green);
  font-weight: 900;
}

.ai-qna-wecom-context-preview ol,
.ai-qna-wecom-context-timeline ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-qna-wecom-context-item {
  padding: 10px 12px;
  border-radius: 10px;
  background: #fff;
}

.ai-qna-wecom-context-item p {
  margin: 4px 0;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.ai-qna-context-attachments {
  display: grid;
  gap: 10px;
  margin: 8px 0;
}

.ai-qna-context-attachment-card {
  display: grid;
  gap: 8px;
  max-width: 420px;
  margin: 6px 0;
  padding: 10px;
  border: 1px solid #d6e5de;
  border-radius: 10px;
  background: #f8fbf9;
}

.ai-qna-context-attachment-image {
  display: block;
  width: 100%;
  max-height: 260px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.ai-qna-context-attachment-card figcaption {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 0.9rem;
}

.ai-qna-context-recognized-text {
  margin: 0;
  padding: 8px 10px;
  border-radius: 8px;
  background: #fff;
}

.ai-qna-wecom-context-time {
  display: inline-flex;
  min-width: 44px;
  color: #6b7772;
  font-weight: 700;
}

.ai-qna-answer-preview {
  max-height: 9.5rem;
  overflow: hidden;
  margin: 10px 0 12px;
  padding: 12px 14px;
  border: 1px solid #d6e5de;
  border-radius: 10px;
  color: #33443d;
  background: #f8fbf9;
  line-height: 1.65;
}

.ai-qna-queue-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
}

.ai-qna-queue-actions form {
  margin: 0;
}

.ai-qna-admin-top-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  margin: 0 0 12px;
}

.ai-qna-admin-top-actions form {
  margin: 0;
}

.ai-qna-admin-top-actions .is-disabled,
.ai-qna-reply-actions button:disabled {
  opacity: 0.56;
  pointer-events: none;
}

.ai-qna-pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}

.ai-qna-question-meta,
.ai-qna-health,
.ai-qna-citations {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.ai-qna-status,
.ai-qna-citation,
.ai-qna-health span {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.ai-qna-status-answered,
.ai-qna-status-teacher_answered {
  background: #e8f3ee;
  color: var(--green);
}

.ai-qna-status-needs_teacher,
.ai-qna-status-failed {
  background: #fff3db;
  color: #8c5a12;
}

.ai-qna-status-processing {
  background: #e9f1f5;
  color: #356174;
}

.ai-qna-status-ignored {
  background: #f1f5f3;
  color: #5c6964;
}

.ai-qna-answer {
  box-sizing: border-box;
  max-width: 100%;
  margin: 14px 0;
  padding: 14px;
  border-left: 3px solid var(--green);
  background: #f4faf7;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.ai-qna-primary-evidence {
  margin: 14px 0 0;
  padding: 16px;
  border-left: 4px solid var(--green);
  background: #f1f8f5;
}

.ai-qna-primary-evidence h3 {
  margin: 2px 0 8px;
  font-size: 1.05rem;
}

.ai-qna-evidence-block + .ai-qna-evidence-block {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px dashed #c8ded5;
}

.ai-qna-evidence-index {
  display: inline-flex;
  margin: 0 0 6px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #dff2ea;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
}

.ai-qna-section-label {
  margin: 0 0 4px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
}

.ai-qna-source-label {
  margin: 0 0 12px;
  color: #48645a;
  font-size: 0.86rem;
}

.ai-qna-explanation {
  margin: 0;
  padding: 16px;
  border: 1px solid #dce7e1;
  border-top: 0;
}

.ai-qna-text-content p {
  margin: 0 0 10px;
  line-height: 1.75;
}

.ai-qna-text-content p:last-child {
  margin-bottom: 0;
}

.ai-qna-related-evidence {
  margin-top: 12px;
  border: 1px solid var(--line);
  padding: 10px 12px;
}

.ai-qna-related-evidence summary {
  cursor: pointer;
  font-weight: 700;
}

.ai-qna-citation {
  background: #eef3f5;
  color: #40545c;
  overflow-wrap: anywhere;
}

.ai-qna-queue-item p,
.ai-qna-question-text {
  overflow-wrap: anywhere;
}

.calc-help-badge.is-protocol {
  background: #e8eef8;
  color: #315f8b;
}

@media (max-width: 860px) {
  .wrap {
    width: min(100vw - 28px, 100%);
  }

  .topbar {
    position: static;
  }

  .hero-grid,
  .grid-2,
  .admin-shell,
  .overview-grid,
  .cards,
  .course-grid,
  .social-grid,
  .instructor-grid,
  .instructor-traits,
  .handout-overview,
  .handout-layout {
    grid-template-columns: 1fr;
  }

  .essay-annotation-body {
    grid-template-columns: 1fr;
  }

  .access-contact-form {
    grid-template-columns: 1fr;
  }

  .access-contact-form .actions {
    justify-self: start;
  }

  .essay-annotation summary {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .memorize-training-hero,
  .memorize-plan-summary-card,
  .memorize-today-task,
  .memorize-plan-controls,
  .memorize-workbench-grid,
  .memorize-free-star-grid,
  .memorize-star-entry-grid,
  .memorize-chapter-grid,
  .memorize-training-mode-grid,
  .memorize-training-toolbar-grid {
    grid-template-columns: 1fr;
  }

  .memorize-workbench-head {
    align-items: stretch;
    flex-direction: column;
  }

  .memorize-workbench-head .button {
    width: 100%;
  }

  .memorize-free-hero {
    display: grid;
    padding: 12px;
  }

  .memorize-free-hero .actions,
  .memorize-free-hero .button {
    width: 100%;
  }

  .memorize-free-star-card {
    min-height: 0;
    padding: 11px 44px 11px 11px;
  }

  .memorize-free-star-meta {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .memorize-plan-summary-card {
    padding: 14px;
  }

  .memorize-plan-editor summary,
  .memorize-plan-editor[open] summary {
    width: 100%;
  }

  .memorize-today-task {
    gap: 12px;
    padding: 16px;
  }

  .memorize-today-main {
    gap: 7px;
  }

  .memorize-today-main h2 {
    font-size: clamp(1.58rem, 8vw, 2.15rem);
  }

  .memorize-today-meta {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .memorize-today-meta span {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .memorize-today-side {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    justify-items: start;
    text-align: left;
  }

  .memorize-today-side .button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .memorize-training-anchorbar {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 12px 14px;
  }

  .memorize-training-hero {
    gap: 14px;
    padding: 18px 16px;
  }

  .memorize-training-hero-copy {
    gap: 8px;
  }

  .memorize-training-hero h1 {
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.08;
  }

  .memorize-training-hero .lead {
    font-size: 0.98rem;
    line-height: 1.55;
  }

  .memorize-training-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    overflow: visible;
    padding: 0;
    scroll-snap-type: none;
  }

  .memorize-training-progress-grid {
    grid-template-columns: repeat(3, minmax(240px, 1fr));
    overflow-x: auto;
    padding-bottom: 4px;
    scroll-snap-type: x proximity;
  }

  .memorize-star-entry-shell,
  .memorize-stage-shell {
    padding: 18px 16px;
  }

  .memorize-training-hero-actions,
  .memorize-training-toolbar-actions {
    justify-content: stretch;
  }

  .memorize-training-hero-actions .button,
  .memorize-training-toolbar-actions .button,
  .memorize-training-toolbar-actions input[type="submit"] {
    width: 100%;
  }

  .memorize-training-list-head,
  .memorize-training-section-head {
    display: grid;
    align-items: start;
  }

  .memorize-training-hero-meta,
  .memorize-training-star-row,
  .memorize-training-mode-summary .actions {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .memorize-training-hero-meta span {
    flex: 0 0 auto;
    white-space: nowrap;
    min-height: 30px;
    padding: 5px 10px;
    font-size: 0.86rem;
  }

  .memorize-daily-mode-switch {
    grid-template-columns: 1fr 1fr;
    width: 100%;
    border-radius: 16px;
  }

  .memorize-daily-mode-switch span {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }

  .memorize-daily-mode-switch a {
    width: 100%;
  }

  .memorize-training-control-card {
    grid-template-columns: 1fr;
    padding: 14px;
    border-radius: 18px;
  }

  .memorize-training-control-card .memorize-stage-progress-badge {
    justify-self: start;
  }

	  .memorize-plan-card {
    padding: 16px;
    gap: 14px;
  }

  .memorize-plan-card-compact {
    padding: 14px;
  }

  .memorize-plan-head {
    grid-template-columns: 1fr;
  }

  .memorize-plan-current {
    padding: 11px 12px;
  }

  .memorize-plan-daily-input {
    grid-template-columns: 1fr;
  }

	  .memorize-plan-compact-row {
    grid-template-columns: 1fr;
  }

  .memorize-plan-controls {
    gap: 8px;
  }

  .memorize-plan-star-checks {
    grid-template-columns: 1fr;
  }

  .memorize-plan-star-check {
    min-height: 68px;
    padding: 12px 14px;
    border-radius: 14px;
  }

  .memorize-plan-rule-text {
    font-size: 0.84rem;
  }

  .memorize-plan-actions {
    display: grid;
  }

	  .memorize-plan-actions .button {
    width: 100%;
  }

  .memorize-free-training {
    padding: 14px;
  }

  .memorize-free-training-grid {
    grid-template-columns: 1fr;
  }

  .memorize-training-stats-compact {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .memorize-training-mode-summary {
    align-items: stretch;
  }

  .memorize-training-mode-note {
    width: 100%;
  }

  .memorize-training-suggestion {
    grid-template-columns: 1fr;
    padding: 18px 16px;
  }

  .memorize-training-suggestion-actions {
    justify-items: stretch;
  }

  .memorize-training-suggestion-actions .button {
    width: 100%;
  }

  .memorize-breadcrumbs {
    line-height: 1.6;
  }

  .memorize-stage-nav {
    grid-template-columns: 1fr 1fr;
  }

  .memorize-training-action-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    bottom: 10px;
    gap: 8px;
  }

  .memorize-training-action-bar .button {
    min-height: 44px;
    font-size: 0.94rem;
  }

  .memorize-training-action-bar [data-memorize-next] {
    grid-column: 1 / -1;
  }

  .memorize-stage-nav-bottom {
    position: sticky;
    bottom: 12px;
    z-index: 6;
    padding: 10px;
    border-radius: 18px;
    background: rgba(251, 251, 247, 0.96);
    border: 1px solid rgba(23, 33, 29, 0.08);
    box-shadow: 0 12px 28px rgba(23, 33, 29, 0.1);
  }

  .memorize-stage-nav-tip {
    grid-column: 1 / -1;
    order: -1;
    justify-content: flex-start;
    overflow-x: auto;
    white-space: nowrap;
  }

  .memorize-card-head {
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: start;
  }

  .memorize-card-counter {
    justify-self: end;
  }

  .memorize-question-block h2 {
    font-size: 1.5rem;
  }

  .memorize-card-meta {
    flex-wrap: wrap;
    overflow: visible;
    gap: 12px;
  }

  .memorize-category-tag {
    min-height: 0;
    line-height: 1.55;
    white-space: normal;
  }

  .memorize-card-single {
    padding: 16px;
  }

  .memorize-card-edge-nav {
    display: none;
  }

  .memorize-progress-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .memorize-completion-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .memorize-completion-actions {
    display: grid;
    align-items: stretch;
  }

  .memorize-completion-actions .button,
  .memorize-completion-actions button {
    width: 100%;
  }

  .memorize-mnemonic-box,
  .memorize-answer-block {
    padding: 16px;
    border-radius: 18px;
  }

  .memorize-dictation-keywords {
    grid-template-columns: 1fr;
  }

  .memorize-session-strip {
    padding: 14px;
    border-radius: 18px;
  }

  .memorize-session-progress-top {
    align-items: flex-start;
  }

  .memorize-session-progress-top strong,
  .memorize-session-progress-top span {
    width: 100%;
  }

  .memorize-answer-chunks {
    gap: 10px;
  }

  .memorize-answer-chunk {
    padding: 12px 12px 12px 15px;
    border-radius: 14px;
    line-height: 1.8;
  }

  .memorize-training-stat-card {
    gap: 4px;
    padding: 10px 8px;
    border-radius: 16px;
    box-shadow: 0 10px 18px rgba(23, 33, 29, 0.05);
  }

  .memorize-training-stat-card strong {
    font-size: clamp(1.05rem, 5.4vw, 1.7rem);
    letter-spacing: -0.04em;
  }

  .memorize-training-stat-card span {
    font-size: 0.76rem;
    line-height: 1.25;
  }

  .memorize-star-entry-badge,
  .memorize-chapter-status {
    font-size: 0.78rem;
  }

  .handout-library-group .cards {
    grid-template-columns: 1fr;
  }

  .instructor-photo-card {
    position: static;
  }

  .hero-banner-focus .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-banner-focus .hero-copy h1 {
    font-size: clamp(3.2rem, 16vw, 5.2rem);
  }

  .hero-poster-banner .hero-grid {
    min-height: auto;
    gap: 24px;
    padding: 22px 18px 18px;
    grid-template-columns: 1fr;
    border-radius: 26px;
  }

  .hero-poster-banner .hero-copy {
    max-width: none;
    padding-top: 0;
    gap: 10px;
  }

  .hero-poster-banner .hero-copy h1 {
    max-width: none;
    font-size: clamp(2rem, 7.8vw, 2.7rem);
    line-height: 1.04;
  }

  .hero-poster-banner .hero-copy h1 span {
    display: inline;
  }

  .hero-poster-banner .lead {
    max-width: none;
    margin-top: 4px;
    font-size: 0.98rem;
    line-height: 1.68;
  }

  .hero-entry-actions {
    grid-template-columns: 1fr;
    max-width: none;
  }

  .hero-entry-group.is-visitor .actions {
    grid-template-columns: 1fr;
  }

  .course-detail-shell,
  .course-visual-grid,
  .course-price-grid {
    grid-template-columns: 1fr;
  }

  .protocol-mini-grid {
    grid-template-columns: 1fr;
  }

  .course-detail-hero-card h1 {
    white-space: normal;
  }

  .hero-poster-banner .hero-visual-card {
    position: relative;
    inset: auto;
    margin-top: 4px;
    min-height: 0;
    grid-template-columns: 1fr;
    padding: 0;
    gap: 12px;
  }

  .hero-poster-banner .hero-poster-stage {
    min-height: 0;
    padding: 0;
  }

  .hero-poster-banner .hero-poster-stage::before,
  .hero-poster-banner .hero-poster-stage::after {
    inset: 0;
  }

  .hero-poster-banner .hero-portrait-badge {
    left: 12px;
    top: 18px;
    padding: 12px 8px;
  }

  .hero-poster-banner .hero-portrait-frame {
    position: relative;
    right: auto;
    width: 100%;
    min-height: 248px;
    margin-left: 0;
    border-radius: 22px;
    overflow: hidden;
    max-height: 248px;
  }

  .hero-poster-banner .hero-portrait-frame .instructor-photo,
  .hero-poster-banner .hero-portrait-frame .instructor-photo-placeholder,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder {
    min-height: 248px;
  }

  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder {
    width: min(100%, 228px);
    padding: 14px;
    border-radius: 20px;
  }

  .hero-poster-banner .hero-banner-qr-copy {
    width: min(100%, 228px);
    padding: 0 6px 6px;
    gap: 6px;
  }

  .hero-poster-banner .hero-portrait-caption {
    left: 14px;
    right: 14px;
    bottom: 14px;
    width: auto;
  }

  .hero-visual-card,
  .hero-portrait-frame,
  .hero-portrait-frame .instructor-photo,
  .hero-portrait-frame .instructor-photo-placeholder,
  .hero-portrait-frame .hero-banner-qr-image,
  .hero-portrait-frame .hero-banner-qr-placeholder {
    min-height: 248px;
  }

  .hero-qr-corner {
    position: static;
    width: 100%;
    margin-top: 0;
    justify-self: stretch;
    margin-right: 0;
    padding: 14px 14px 16px;
    min-height: 0;
    border-radius: 18px;
  }

  .topbar-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    padding: 10px 0;
  }

  .brand {
    font-size: 1.14rem;
  }

  .nav {
    gap: 10px 16px;
    font-size: 1.02rem;
  }

  .hero {
    padding: 18px 0 18px;
  }

  .hero-poster-banner {
    padding: 18px 0 14px;
  }

  .hero-poster-banner .hero-brand-mark {
    margin-bottom: 4px;
    font-size: 1rem;
    letter-spacing: 0.12em;
  }

  .hero-poster-banner .actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 12px;
  }

  .hero-poster-banner .actions .button,
  .hero-poster-banner .actions button {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    font-size: 0.98rem;
  }

  .hero-poster-banner .actions .student-center-cta::after {
    top: 6px;
    right: 8px;
    font-size: 0.66rem;
  }

  .side-nav {
    position: static;
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }

  .handout-page-head,
  .handout-pager {
    flex-direction: column;
  }

  .handout-side,
  .handout-notes {
    position: static;
    max-height: none;
  }

  .teaching-shell {
    width: min(100vw - 18px, 100%);
    padding-top: 12px;
  }

  .article-detail-wrap {
    width: min(100%, calc(100vw - 24px));
  }

  .article-body {
    padding: 22px 18px;
  }

  .article-detail-hero h1 {
    max-width: none;
  }

  .countdown-meta {
    flex-direction: column;
    align-items: flex-start;
  }

  .teaching-toolbar {
    top: 0;
    flex-direction: column;
  }

  .teaching-actions {
    justify-content: flex-start;
  }

  .teaching-content {
    width: 100%;
    padding: 20px;
    font-size: 1rem;
  }

  .handout-quiz-group {
    padding: 16px 14px 6px;
  }

  .handout-lab-filters,
  .handout-lab-filter-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .handout-quiz-item summary {
    grid-template-columns: 24px minmax(0, 1fr);
    padding: 12px;
  }

  .handout-quiz-main {
    padding: 12px;
  }

  .handout-quiz-top {
    flex-direction: column;
  }

  .handout-analysis-head,
  .handout-analysis-result-head {
    flex-direction: column;
  }

  .handout-analysis-subsection.is-inline {
    padding: 14px;
  }

  .handout-analysis-type > summary,
  .handout-analysis-case > summary {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .handout-analysis-type > summary span,
  .handout-analysis-case > summary span {
    width: 100%;
    padding-left: 34px;
    white-space: normal;
  }

  .handout-practice-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .handout-analysis-layout > aside {
    display: none;
  }

  .calc-help-student-grid,
  .calc-help-admin-grid,
  .calc-help-summary-grid,
  .memorize-review-summary,
  .memorize-summary-grid {
    grid-template-columns: 1fr;
  }

  .memorize-bulk-actions {
    display: grid;
    align-items: stretch;
  }

  .memorize-bulk-actions .button,
  .memorize-bulk-actions button {
    width: 100%;
  }

  .calc-help-home-card {
    grid-template-columns: 1fr;
  }

  .calc-help-home-card .actions,
  .calc-help-result-actions {
    width: 100%;
  }

  .calc-help-home-action,
  .calc-help-open-button,
  .calc-help-submit-button,
  .calc-help-reset-button {
    width: 100%;
    justify-content: center;
  }

  .memorize-card-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .memorize-card-actions .button,
  .memorize-progress-actions .button,
  .memorize-progress-actions input[type="submit"] {
    width: 100%;
  }

  .student-practice-actions {
    flex-direction: column;
  }

  .student-practice-action-group-nav {
    justify-content: stretch;
  }

  .student-practice-action-group-nav .button,
  .student-practice-action-group-nav button {
    width: 100%;
  }

  .student-practice-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .student-practice-answer-card-grid {
    grid-template-columns: repeat(auto-fill, minmax(34px, 1fr));
    max-height: 38vh;
  }

  .course-shop-card.is-hero {
    grid-template-columns: 1fr;
  }

  .course-sales-admin-entry-grid {
    grid-template-columns: 1fr;
  }

  .course-price-actions {
    gap: 10px;
  }

  .course-price-action-button {
    flex: 1 1 100%;
    justify-content: center;
  }

  .hero-poster-banner .actions .button.primary + .button.primary {
    order: 0;
  }

  .quick-buy-page {
    padding-top: 22px;
  }

  .quick-buy-course-section {
    padding: 18px;
    border-radius: 24px;
  }

  .quick-buy-hero,
  .quick-buy-group-card {
    padding: 20px 18px;
    border-radius: 22px;
  }

  .quick-buy-course-head .muted {
    font-size: 0.98rem;
  }

  .quick-buy-course-head h2 {
    font-size: 1.65rem;
  }

  .quick-buy-course-banner {
    padding: 12px 14px;
  }

  .quick-buy-package-list {
    grid-template-columns: 1fr;
  }

  .quick-buy-package-top {
    flex-direction: column;
  }

  .quick-buy-package-price {
    white-space: normal;
    font-size: 1.6rem;
  }

  .quick-buy-package-actions .muted {
    font-size: 0.92rem;
  }

  .quick-buy-group-copy h3 {
    font-size: 1.28rem;
  }

  .quick-buy-group-copy .muted {
    font-size: 0.98rem;
  }

  .quick-buy-action-button {
    min-height: 48px;
  }

  .sales-consult-hero,
  .sales-consult-fast-card {
    grid-template-columns: 1fr;
    padding: 20px;
    border-radius: 22px;
  }

  .sales-consult-course-strip .course-grid {
    grid-template-columns: 1fr;
  }

  .protocol-sales-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .protocol-proof-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .protocol-sales-grid {
    grid-template-columns: 1fr;
  }

  .protocol-sales-card {
    padding: 18px;
    border-radius: 20px;
  }

  .protocol-class-hero-grid,
  .protocol-class-bottom-cta {
    grid-template-columns: 1fr;
  }

  .protocol-class-proof-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .handout-example-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(100vw - 20px, 100%);
  }

  .nav {
    gap: 8px 14px;
    font-size: 0.92rem;
  }

  .hero-poster-banner .hero-grid {
    gap: 18px;
    padding: 18px 14px 14px;
    border-radius: 22px;
  }

  .protocol-sales-home {
    padding: 30px 0;
  }

  .protocol-sales-home .protocol-sales-head {
    margin-bottom: 12px;
  }

  .protocol-sales-home .protocol-sales-card {
    padding: 14px;
    border-radius: 14px;
  }

  .protocol-home-cta-panel {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 18px;
    border-radius: 18px;
  }

  .protocol-home-cta-actions {
    justify-content: stretch;
  }

  .protocol-home-cta-actions .button {
    width: 100%;
    justify-content: center;
  }

  .protocol-sales-home .protocol-sales-card-head strong {
    font-size: 1.04rem;
  }

  .protocol-sales-home .protocol-sales-price {
    font-size: 1.86rem;
  }

  .protocol-class-hero {
    padding: 34px 0 28px;
  }

  .protocol-class-hero-copy h1 {
    font-size: clamp(2rem, 9vw, 2.65rem);
  }

  .protocol-class-hero-actions .button,
  .protocol-class-bottom-cta .button {
    width: 100%;
    justify-content: center;
  }

  .protocol-class-guarantee {
    padding: 18px;
    border-radius: 18px;
  }

  .protocol-class-proof-grid {
    grid-template-columns: 1fr;
  }

  .protocol-proof-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .protocol-promise-strip {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
    margin: 12px 0;
    padding: 12px;
    border-radius: 14px;
  }

  .protocol-promise-strip span {
    width: 100%;
    min-height: 28px;
    justify-content: center;
    font-size: 0.84rem;
  }

  .protocol-proof-card {
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 10px;
    row-gap: 3px;
    align-items: start;
    min-height: 0;
    padding: 12px;
    border-radius: 14px;
  }

  .protocol-proof-card span {
    grid-row: 1 / span 2;
    padding: 3px 7px;
    font-size: 0.74rem;
  }

  .protocol-proof-card strong {
    font-size: 0.98rem;
    line-height: 1.25;
  }

  .protocol-proof-card p {
    font-size: 0.84rem;
    line-height: 1.45;
  }

  .hero-poster-banner .hero-copy h1 {
    max-width: none;
    font-size: clamp(1.84rem, 8.2vw, 2.28rem);
  }

  .hero-poster-banner .lead {
    font-size: 0.94rem;
    line-height: 1.6;
  }

  .hero-poster-banner .hero-portrait-frame,
  .hero-poster-banner .hero-portrait-frame .instructor-photo,
  .hero-poster-banner .hero-portrait-frame .instructor-photo-placeholder,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder,
  .hero-visual-card,
  .hero-portrait-frame,
  .hero-portrait-frame .instructor-photo,
  .hero-portrait-frame .instructor-photo-placeholder,
  .hero-portrait-frame .hero-banner-qr-image,
  .hero-portrait-frame .hero-banner-qr-placeholder {
    min-height: 216px;
    max-height: 216px;
  }

  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder {
    width: min(100%, 188px);
    padding: 12px;
    border-radius: 18px;
  }

  .hero-poster-banner .hero-banner-qr-copy {
    width: min(100%, 188px);
    padding: 0 4px 4px;
    gap: 5px;
  }

  .hero-poster-banner .hero-qr-corner {
    padding: 12px 12px 14px;
  }

  .hero-poster-banner .hero-qr-corner .qr {
    max-width: 108px;
  }

  .hero-poster-banner .actions {
    grid-template-columns: 1fr;
  }

  .resource-file-card {
    padding: 16px 14px;
    border-radius: 18px;
    gap: 12px;
    justify-content: flex-start;
  }

  .resource-file-main {
    flex: 1 1 auto;
    width: 100%;
    gap: 10px;
  }

  .resource-card-list {
    gap: 10px;
  }

  .student-file-section-head,
  .student-file-section-summary {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .student-file-section-summary {
    padding: 14px;
    border-radius: 16px;
  }

  .student-file-section-head h2 {
    font-size: 1.08rem;
  }

  .resource-file-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .resource-file-title-row h2 {
    margin-top: 2px;
    font-size: 1.12rem;
    line-height: 1.3;
  }

  .resource-file-badges {
    gap: 6px;
  }

  .resource-file-meta {
    gap: 8px 12px;
    font-size: 0.92rem;
    line-height: 1.55;
  }

  .resource-file-actions {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .resource-file-actions .button,
  .resource-file-actions form,
  .resource-file-actions form button {
    width: 100%;
  }

  .resource-bundle-manifest {
    gap: 8px;
    padding: 12px 14px;
    border-radius: 16px;
  }

  .student-resource-card .resource-file-main {
    flex: 1 1 auto;
    flex-basis: auto;
  }
}

@media (max-width: 860px) {
  .section {
    padding: 28px 0;
  }

  .section-head {
    margin-bottom: 12px;
  }

  .overview-grid,
  .cards,
  .course-grid,
  .social-grid {
    gap: 14px;
  }

  .overview-card,
  .social-card-featured {
    padding: 18px;
    border-radius: 20px;
  }

  .overview-points {
    gap: 8px;
  }

  .overview-points li {
    gap: 2px;
    padding: 10px 12px;
    border-radius: 12px;
  }

  .course-directory {
    gap: 10px;
  }

  .course-directory-item {
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
  }

  .course-directory-index {
    width: 46px;
    height: 46px;
    border-radius: 14px;
  }

  .hero-poster-banner .hero-grid {
    gap: 18px;
    padding: 18px 16px 14px;
  }

  .hero-poster-banner .hero-copy {
    gap: 8px;
  }

  .hero-poster-banner .lead {
    margin-top: 2px;
    font-size: 0.95rem;
    line-height: 1.58;
  }

  .hero-poster-banner .actions {
    gap: 8px;
    margin-top: 10px;
  }

  .hero-poster-banner .actions .button,
  .hero-poster-banner .actions button {
    min-height: 42px;
    padding: 9px 10px;
    font-size: 0.94rem;
  }

  .hero-poster-banner .hero-portrait-frame,
  .hero-poster-banner .hero-portrait-frame .instructor-photo,
  .hero-poster-banner .hero-portrait-frame .instructor-photo-placeholder,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder,
  .hero-visual-card,
  .hero-portrait-frame,
  .hero-portrait-frame .instructor-photo,
  .hero-portrait-frame .instructor-photo-placeholder,
  .hero-portrait-frame .hero-banner-qr-image,
  .hero-portrait-frame .hero-banner-qr-placeholder {
    min-height: 228px;
    max-height: 228px;
  }

  .hero-poster-banner .hero-banner-qr-copy {
    gap: 4px;
  }

  .section-success-stories .section-head .muted,
  .social-card-summary,
  .social-card-note {
    font-size: 0.94rem;
    line-height: 1.55;
  }

  .social-card {
    gap: 10px;
    border-radius: 18px;
  }

  .social-card-featured {
    min-height: 216px;
    padding: 16px;
  }

  .social-card-head {
    gap: 10px;
  }

  .social-card-badge {
    min-width: 48px;
    height: 48px;
    padding: 0 10px;
    border-radius: 15px;
    font-size: 0.78rem;
  }

  .social-card-head h3 {
    font-size: 1.28rem;
    line-height: 1.2;
  }

  .social-card-account {
    font-size: 0.92rem;
  }

  .social-card-summary {
    font-size: 0.92rem;
    line-height: 1.48;
  }

  .social-card-note {
    font-size: 0.88rem;
    line-height: 1.44;
  }

  .social-card-actions .button,
  .social-card-actions .link,
  .social-card-actions .social-card-ghost {
    min-height: 38px;
    padding: 8px 12px;
    font-size: 0.92rem;
  }

  .success-story-collapsible {
    gap: 12px;
    padding: 12px;
    border-radius: 20px;
  }

  .success-story-card,
  .success-story-empty {
    gap: 12px;
    padding: 16px;
    border-radius: 18px;
  }

  .success-story-card-footer {
    gap: 8px;
    font-size: 0.9rem;
  }

  .course-grid {
    gap: 12px;
  }

  .course-grid .card {
    padding: 16px;
    border-radius: 18px;
    gap: 10px;
  }

  .course-grid .badge {
    min-height: 28px;
    padding: 0 10px;
    font-size: 0.8rem;
  }

  .course-grid .card h3 {
    margin-top: 8px !important;
    font-size: 1.24rem;
    line-height: 1.3;
  }

  .course-grid .card .muted,
  .course-grid .card .card-meta {
    font-size: 0.92rem;
    line-height: 1.5;
  }

  .course-grid .card .actions {
    margin-top: 10px;
  }

  .course-grid .card .button {
    min-height: 40px;
    padding: 8px 12px;
    font-size: 0.92rem;
  }

  .countdown-card {
    gap: 10px;
    padding: 18px 16px;
    border-radius: 18px;
  }

  .countdown-card h2 {
    font-size: 1.8rem;
  }

  .countdown-summary {
    font-size: 0.92rem;
    line-height: 1.52;
  }

  .countdown-stack {
    gap: 10px;
  }

  .countdown-tier {
    gap: 9px;
    padding: 13px 14px 14px;
    border-radius: 16px;
  }

  .countdown-tier-copy {
    gap: 4px;
  }

  .countdown-tier-label {
    font-size: 0.92rem;
    line-height: 1.48;
  }

  .countdown-tier-numberline {
    gap: 6px;
  }

  .countdown-tier-numberline strong {
    font-size: clamp(1.82rem, 8vw, 2.7rem);
  }

  .countdown-tier-numberline::after {
    font-size: 0.9rem;
  }

  .countdown-tier-note {
    font-size: 0.86rem;
    line-height: 1.42;
  }

  .countdown-tier-date {
    min-height: 30px;
    padding: 0 10px;
    font-size: 0.8rem;
  }

  .student-home {
    gap: 10px;
  }

  .student-home-hero {
    gap: 6px;
    padding: 8px;
    border-radius: 16px;
  }

  .student-home-hero-compact,
  .student-home-hero-main,
  .student-course-flow,
  .student-stage-main,
  .student-course-switches,
  .student-checkin-shell,
  .student-checkin-today-panel,
  .student-checkin-detail-panel,
  .student-checkin-day-list,
  .student-checkin-task-stack {
    gap: 8px;
  }

  .student-home-actions {
    margin-top: 0;
    gap: 5px;
  }

  .student-home-actions .button,
  .student-home-actions button {
    min-height: 34px;
    padding: 6px 10px;
    font-size: 0.88rem;
  }

  .student-home-user-badge {
    gap: 1px;
    min-width: 0;
    padding: 5px 9px;
    border-radius: 12px;
  }

  .student-home-user-badge strong {
    font-size: 0.92rem;
  }

  .student-home-user-badge span {
    font-size: 0.8rem;
  }

  .student-home-hero .lead {
    font-size: 0.86rem;
    line-height: 1.35;
  }

  .student-course-switch {
    min-width: 100%;
    padding: 8px 10px;
    border-radius: 12px;
  }

  .student-course-switch strong {
    font-size: 0.95rem;
  }

  .student-course-switch small {
    margin-top: 2px;
    font-size: 0.84rem;
  }

  .student-countdown-banner,
  .student-stage-panel,
  .student-materials-card,
  .student-teacher-section,
  .student-coupon-box {
    padding: 12px;
    border-radius: 18px;
  }

  .student-countdown-banner {
    gap: 8px;
  }

  .student-countdown-copy,
  .student-panel-head,
  .student-stage-heading,
  .student-stage-heading-copy,
  .student-guide-visual,
  .student-flow-details-body,
  .student-guide-steps,
  .student-materials-meta,
  .student-benefit-grid,
  .student-mobile-section .student-section,
  .student-mobile-section .calc-help-entry-card {
    gap: 8px;
  }

  .student-countdown-meta,
  .student-panel-head p,
  .student-benefit-item p,
  .student-guide-step,
  .student-panel-note,
  .student-coupon-meta,
  .student-materials-card .muted,
  .student-teacher-section .muted,
  .student-stage-panel .muted,
  .student-flow-status,
  .student-checkin-goal,
  .student-checkin-materials {
    line-height: 1.5;
  }

  .student-stage-actions {
    gap: 8px;
  }

  .student-stage-actions .button,
  .student-stage-actions button,
  .student-stage-actions input[type="submit"] {
    min-height: 44px;
    padding: 10px 14px;
  }

  .student-benefit-item,
  .student-guide-step,
  .student-stage-locked-card,
  .student-materials-stat,
  .student-mobile-section .student-course-card,
  .student-mobile-section .student-paper-card,
  .student-mobile-section .student-tool-card,
  .student-mobile-section .calc-help-entry-card,
  .student-mobile-section .student-paper-stat,
  .student-checkin-stat-card,
  .student-checkin-day-card,
  .student-checkin-task-option,
  .student-checkin-materials {
    padding: 12px;
  }

  .student-checkin-hero,
  .student-checkin-today-head,
  .student-checkin-day-head,
  .student-checkin-detail-meta {
    gap: 8px;
  }

  .student-checkin-stat-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .student-checkin-hero h1 {
    font-size: 1.42rem;
  }

  .student-checkin-today-head h2,
  .student-checkin-day-copy h3 {
    font-size: 1.06rem;
  }

  .student-mobile-section {
    border-radius: 16px;
  }

  .student-mobile-section-summary {
    padding: 14px;
  }

  .student-mobile-section-body {
    padding: 0 14px 14px;
  }
}

@media (max-width: 640px) {
  .topbar-inner,
  .footer-inner {
    gap: 8px;
    padding: 8px 0;
  }

  .nav {
    gap: 6px 12px;
    font-size: 0.96rem;
  }

  .hero {
    padding: 14px 0 12px;
  }

  .hero-poster-banner {
    padding: 14px 0 10px;
  }

  .hero-poster-banner .hero-grid {
    gap: 14px;
    padding: 14px 12px 12px;
    border-radius: 20px;
  }

  .hero-poster-banner .hero-copy h1 {
    max-width: none;
    font-size: clamp(1.72rem, 8vw, 2.12rem);
  }

  .hero-poster-banner .lead {
    font-size: 0.9rem;
    line-height: 1.52;
  }

  .hero-poster-banner .actions {
    gap: 7px;
    margin-top: 8px;
  }

  .hero-poster-banner .actions .button,
  .hero-poster-banner .actions button {
    min-height: 40px;
    font-size: 0.9rem;
  }

  .hero-poster-banner .hero-portrait-frame,
  .hero-poster-banner .hero-portrait-frame .instructor-photo,
  .hero-poster-banner .hero-portrait-frame .instructor-photo-placeholder,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-image,
  .hero-poster-banner .hero-portrait-frame .hero-banner-qr-placeholder,
  .hero-visual-card,
  .hero-portrait-frame,
  .hero-portrait-frame .instructor-photo,
  .hero-portrait-frame .instructor-photo-placeholder,
  .hero-portrait-frame .hero-banner-qr-image,
  .hero-portrait-frame .hero-banner-qr-placeholder {
    min-height: 204px;
    max-height: 204px;
  }

  .overview-card,
  .social-card-featured {
    padding: 16px 14px;
  }

  .overview-points {
    gap: 6px;
  }

  .overview-points li {
    gap: 2px;
    padding: 8px 10px;
    border-radius: 10px;
  }

  .social-card {
    gap: 8px;
    border-radius: 16px;
  }

  .social-card-featured {
    min-height: 196px;
    padding: 14px 12px;
  }

  .social-card-head {
    gap: 8px;
  }

  .social-card-badge {
    min-width: 44px;
    height: 44px;
    padding: 0 9px;
    border-radius: 14px;
    font-size: 0.74rem;
  }

  .social-card-head h3 {
    font-size: 1.18rem;
  }

  .social-card-account,
  .social-card-summary {
    font-size: 0.88rem;
  }

  .social-card-note {
    font-size: 0.84rem;
  }

  .social-card-actions .button,
  .social-card-actions .link,
  .social-card-actions .social-card-ghost {
    min-height: 36px;
    padding: 7px 11px;
    font-size: 0.88rem;
  }

  .section {
    padding: 22px 0;
  }

  .section-head {
    margin-bottom: 10px;
  }

  .success-story-collapsible {
    padding: 10px;
  }

  .success-story-card,
  .success-story-empty {
    padding: 14px;
  }

  .course-grid {
    gap: 10px;
  }

  .course-grid .card {
    padding: 14px;
    border-radius: 16px;
    gap: 8px;
  }

  .course-grid .card h3 {
    font-size: 1.16rem;
  }

  .course-grid .card .muted,
  .course-grid .card .card-meta {
    font-size: 0.88rem;
    line-height: 1.46;
  }

  .course-grid .card .actions {
    margin-top: 8px;
  }

  .course-grid .card .button {
    min-height: 38px;
    font-size: 0.88rem;
  }

  .countdown-card {
    gap: 8px;
    padding: 14px 12px;
  }

  .countdown-card h2 {
    font-size: 1.58rem;
  }

  .countdown-summary {
    font-size: 0.88rem;
    line-height: 1.46;
  }

  .countdown-stack {
    gap: 8px;
  }

  .countdown-tier {
    gap: 8px;
    padding: 11px 12px 12px;
    border-radius: 14px;
  }

  .countdown-tier-label {
    font-size: 0.88rem;
  }

  .countdown-tier-numberline strong {
    font-size: clamp(1.7rem, 8vw, 2.4rem);
  }

  .countdown-tier-note {
    font-size: 0.82rem;
  }

  .countdown-tier-date {
    min-height: 28px;
    padding: 0 9px;
    font-size: 0.76rem;
  }

  .student-home {
    gap: 8px;
  }

  .student-home-hero {
    gap: 4px;
    padding: 6px;
  }

  .student-home-hero h1 {
    font-size: clamp(1.5rem, 8.5vw, 1.9rem);
    max-width: none;
  }

  .student-home-hero .lead {
    font-size: 0.8rem;
    line-height: 1.3;
  }

  .student-home-hero-main {
    gap: 6px;
  }

  .student-home-user-badge {
    padding: 4px 8px;
    border-radius: 10px;
  }

  .student-home-user-badge strong {
    font-size: 0.88rem;
  }

  .student-home-user-badge span {
    font-size: 0.76rem;
  }

  .student-home-actions {
    gap: 4px;
  }

  .student-home-actions .button,
  .student-home-actions button {
    min-height: 32px;
    padding: 5px 9px;
    font-size: 0.84rem;
  }

  .student-panel-head h2,
  .student-panel-head h3 {
    font-size: 1.14rem;
  }

  .student-countdown-banner-number strong {
    font-size: clamp(3.2rem, 13vw, 4.8rem);
  }

  .student-stage-panel,
  .student-materials-card,
  .student-teacher-section,
  .student-coupon-box {
    padding: 10px;
    border-radius: 16px;
  }

  .student-stage-actions .button,
  .student-stage-actions button,
  .student-stage-actions input[type="submit"] {
    min-height: 42px;
    padding: 9px 12px;
    font-size: 0.92rem;
  }

  .student-materials-card,
  .student-teacher-section {
    gap: 10px;
  }

  .student-materials-card h3,
  .student-teacher-section h3 {
    font-size: 1.08rem;
    line-height: 1.3;
  }

  .student-materials-meta {
    gap: 8px;
  }

  .student-materials-stat {
    gap: 4px;
    padding: 10px 12px;
    border-radius: 14px;
  }

  .student-materials-stat span {
    font-size: 0.88rem;
  }

  .student-materials-stat strong {
    font-size: 0.98rem;
    line-height: 1.35;
  }

  .student-materials-card .muted,
  .student-teacher-section .muted,
  .student-stage-panel .muted {
    font-size: 0.92rem;
    line-height: 1.55;
  }

  .student-mobile-section-summary {
    padding: 12px;
  }

  .student-mobile-section-body {
    padding: 0 12px 12px;
  }
}

.student-checkin-shell {
  gap: 14px;
}

.student-checkin-home-card {
  display: grid;
  gap: 14px;
  margin-top: 2px;
}

.student-checkin-home-head,
.student-checkin-side-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.student-checkin-home-head h2,
.student-checkin-side-head h2 {
  margin: 0;
  font-size: clamp(1.1rem, 2.2vw, 1.46rem);
  line-height: 1.32;
}

.student-checkin-home-layout {
  display: grid;
  grid-template-columns: minmax(280px, 332px) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}

.student-checkin-home-calendar,
.student-checkin-home-summary,
.student-checkin-calendar-panel,
.student-checkin-side-panel {
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(247, 249, 247, 0.92);
}

.student-checkin-home-calendar,
.student-checkin-calendar-panel {
  padding: 12px;
}

.student-checkin-home-summary,
.student-checkin-side-panel {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.student-checkin-home-summary h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.42;
}

.student-checkin-home-card-compact {
  gap: 10px;
}

.student-checkin-home-summary-compact {
  background: linear-gradient(180deg, rgba(247, 249, 247, 0.95), rgba(255, 255, 255, 0.98));
  min-width: 0;
}

.student-checkin-home-form {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.student-checkin-home-flash {
  margin: 0;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.5;
}

.student-checkin-home-flash.is-completed {
  color: #114d41;
  border: 1px solid rgba(15, 107, 87, 0.18);
  background: linear-gradient(135deg, rgba(237, 252, 245, 0.98), rgba(255, 249, 235, 0.98));
}

.student-checkin-home-flash.is-updated {
  color: #245f73;
  border: 1px solid rgba(36, 95, 115, 0.14);
  background: rgba(236, 244, 255, 0.92);
}

.student-checkin-home-date-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(36, 95, 115, 0.14);
  background: rgba(36, 95, 115, 0.08);
  color: #17211d;
  text-decoration: none;
  min-width: 0;
  max-width: 100%;
}

.student-checkin-home-date-link strong {
  font-size: 1rem;
  line-height: 1.35;
  min-width: 0;
  overflow-wrap: anywhere;
}

.student-checkin-home-date-label {
  color: #245f73;
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
}

.student-checkin-inline-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.student-checkin-inline-meta {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: rgba(36, 95, 115, 0.08);
  color: #245f73;
  font-size: 0.88rem;
  font-weight: 700;
}

.student-checkin-home-phase,
.student-checkin-phase-summary {
  margin: 0;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(236, 244, 255, 0.88);
  color: #24425b;
  font-size: 0.95rem;
  line-height: 1.6;
}

.student-checkin-home-direct-layout {
  display: grid;
  grid-template-columns: minmax(248px, 320px) minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  min-width: 0;
}

.student-checkin-home-direct-copy {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.student-checkin-home-direct-copy h3 {
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.45;
}

.student-checkin-home-task-list {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.student-checkin-home-submit-row {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
  padding-top: 4px;
}

.student-checkin-home-submit-button {
  min-width: 148px;
}

.student-checkin-home-calendar {
  min-width: 0;
  overflow: hidden;
}

.student-checkin-home-date-picker {
  max-width: 100%;
}

.student-checkin-home-task-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  position: relative;
  overflow: hidden;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.96);
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
}

.student-checkin-home-task-option:hover {
  transform: translateY(-1px);
}

.student-checkin-home-task-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
}

.student-checkin-home-task-control {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 2px solid rgba(36, 95, 115, 0.22);
  background: rgba(36, 95, 115, 0.06);
  position: relative;
  margin-top: 2px;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.student-checkin-home-task-copy {
  display: grid;
  gap: 5px;
}

.student-checkin-home-task-copy strong {
  font-size: 0.95rem;
  line-height: 1.5;
  color: #17211d;
}

.student-checkin-home-task-option small {
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

.student-checkin-home-task-option.is-completed {
  border-color: rgba(15, 107, 87, 0.22);
  background: linear-gradient(180deg, rgba(240, 252, 247, 0.96), rgba(255, 255, 255, 0.98));
  box-shadow: 0 10px 24px rgba(15, 107, 87, 0.08);
}

.student-checkin-home-task-option.is-completed .student-checkin-home-task-control,
.student-checkin-home-task-option input:checked + .student-checkin-home-task-control {
  border-color: rgba(15, 107, 87, 0.95);
  background: #0f6b57;
  transform: scale(1.04);
}

.student-checkin-home-task-option.is-completed .student-checkin-home-task-control::after,
.student-checkin-home-task-option input:checked + .student-checkin-home-task-control::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 10px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}

.student-checkin-home-task-option.is-completed .student-checkin-home-task-copy strong,
.student-checkin-home-task-option input:checked ~ .student-checkin-home-task-copy strong {
  color: #0f6b57;
}

.student-checkin-home-task-option.is-disabled {
  opacity: 0.72;
}

.student-checkin-home-task-option.is-disabled:hover {
  transform: none;
}

.student-checkin-mini-task-list {
  display: grid;
  gap: 8px;
}

.student-checkin-mini-task {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 33, 29, 0.07);
}

.student-checkin-mini-task strong {
  font-size: 0.96rem;
  line-height: 1.5;
}

.student-checkin-mini-task small {
  color: var(--muted);
  font-size: 0.8rem;
  white-space: nowrap;
}

.student-checkin-mini-task.is-completed {
  border-color: rgba(15, 107, 87, 0.2);
  background: linear-gradient(180deg, rgba(241, 252, 247, 0.96), rgba(255, 255, 255, 0.98));
}

.student-checkin-mini-task-copy {
  display: grid;
  gap: 6px;
}

.student-checkin-mini-task-marker {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 2px solid rgba(36, 95, 115, 0.18);
  background: rgba(36, 95, 115, 0.06);
  margin-top: 2px;
  position: relative;
}

.student-checkin-mini-task.is-completed .student-checkin-mini-task-marker {
  border-color: rgba(15, 107, 87, 0.9);
  background: #0f6b57;
}

.student-checkin-mini-task.is-completed .student-checkin-mini-task-marker::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}

.student-checkin-mini-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(15, 107, 87, 0.1);
  color: #0f6b57;
  font-size: 0.78rem;
  font-weight: 800;
}

.student-checkin-calendar-layout {
  display: grid;
  grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.student-checkin-calendar-panel {
  position: sticky;
  top: 18px;
}

.student-checkin-mobile-summary {
  display: none;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.student-checkin-mobile-summary strong {
  display: block;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #17211d;
}

.student-checkin-date-picker {
  display: grid;
  gap: 12px;
  padding: 0;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.94);
  overflow: hidden;
}

.student-checkin-date-picker-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  min-width: 0;
}

.student-checkin-date-picker-summary::-webkit-details-marker {
  display: none;
}

.student-checkin-date-picker-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.student-checkin-date-picker-label {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.student-checkin-date-picker-copy strong {
  font-size: 1rem;
  line-height: 1.45;
  color: #17211d;
  overflow-wrap: anywhere;
}

.student-checkin-date-picker-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #245f73;
  font-size: 0.86rem;
  font-weight: 800;
  white-space: nowrap;
}

.student-checkin-date-picker-action::after {
  content: "";
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.2s ease;
  margin-top: -3px;
}

.student-checkin-date-picker[open] .student-checkin-date-picker-action::after {
  transform: rotate(225deg);
  margin-top: 3px;
}

.student-checkin-date-picker-panel {
  padding: 0 12px 12px;
}

.admin-claim-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(23, 33, 29, 0.06);
  color: #49535b;
  font-size: 0.84rem;
  font-weight: 700;
  white-space: nowrap;
}

.admin-claim-status.is-claimed {
  background: rgba(15, 107, 87, 0.12);
  border-color: rgba(15, 107, 87, 0.2);
  color: #0f6b57;
}

.admin-claim-status.is-unclaimed {
  background: rgba(223, 127, 0, 0.12);
  border-color: rgba(223, 127, 0, 0.2);
  color: #9a5b00;
}

.admin-claim-status.is-no_active_course {
  background: rgba(23, 33, 29, 0.06);
  border-color: rgba(23, 33, 29, 0.08);
  color: #6b7280;
}

.student-checkin-side-panel {
  background: rgba(255, 255, 255, 0.96);
}

.student-checkin-task-option {
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  padding: 12px 14px;
}

.student-checkin-task-option span {
  display: grid;
  gap: 4px;
}

.student-checkin-task-option strong {
  color: #0f6b57;
  font-size: 0.84rem;
  line-height: 1.2;
}

.student-checkin-task-option em {
  font-style: normal;
  font-size: 0.98rem;
  line-height: 1.56;
}

.student-checkin-task-option small {
  color: var(--muted);
  font-size: 0.82rem;
  white-space: nowrap;
}

.student-checkin-task-option {
  position: relative;
  overflow: hidden;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease, box-shadow 0.22s ease;
}

.student-checkin-task-option:hover {
  transform: translateY(-1px);
}

.student-checkin-task-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 1px;
  height: 1px;
}

.student-checkin-task-option-control {
  width: 24px;
  height: 24px;
  border-radius: 999px;
  border: 2px solid rgba(36, 95, 115, 0.22);
  background: rgba(36, 95, 115, 0.06);
  position: relative;
  margin-top: 2px;
  transition: transform 0.22s ease, border-color 0.22s ease, background 0.22s ease;
}

.student-checkin-task-option-copy {
  display: grid;
  gap: 4px;
}

.student-checkin-task-option.is-completed {
  border-color: rgba(15, 107, 87, 0.22);
  background: linear-gradient(180deg, rgba(240, 252, 247, 0.96), rgba(255, 255, 255, 0.98));
  box-shadow: 0 10px 24px rgba(15, 107, 87, 0.08);
}

.student-checkin-task-option.is-completed .student-checkin-task-option-control,
.student-checkin-task-option input:checked + .student-checkin-task-option-control {
  border-color: rgba(15, 107, 87, 0.95);
  background: #0f6b57;
  transform: scale(1.04);
}

.student-checkin-task-option.is-completed .student-checkin-task-option-control::after,
.student-checkin-task-option input:checked + .student-checkin-task-option-control::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 11px;
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(45deg);
}

.student-checkin-task-option.is-completed strong,
.student-checkin-task-option input:checked ~ .student-checkin-task-option-copy strong {
  color: #0f6b57;
}

.student-checkin-task-option.is-disabled {
  opacity: 0.72;
}

.student-checkin-task-option.is-disabled:hover {
  transform: none;
}

.student-checkin-celebration {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(15, 107, 87, 0.18);
  background: linear-gradient(135deg, rgba(237, 252, 245, 0.98), rgba(255, 249, 235, 0.98));
  color: #114d41;
  animation: studentCheckinCelebrate 0.45s ease;
}

.student-checkin-celebration strong {
  font-size: 0.98rem;
}

.student-checkin-celebration span {
  font-size: 0.9rem;
  line-height: 1.55;
}

.student-checkin-submit-button.is-celebrating,
.student-checkin-status-pill.is-celebrating {
  animation: studentCheckinCelebrate 0.45s ease;
}

.admin-claim-mode-card {
  display: grid;
  gap: 12px;
  margin-top: 4px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(36, 95, 115, 0.12);
  background: rgba(247, 249, 247, 0.96);
}

.admin-claim-mode-note {
  margin: 0;
}

@keyframes studentCheckinCelebrate {
  0% {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  55% {
    opacity: 1;
    transform: translateY(0) scale(1.03);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.student-calendar {
  display: grid;
  gap: 10px;
}

.student-calendar.is-compact {
  gap: 8px;
}

.student-calendar-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.student-calendar-month {
  font-size: 1rem;
  font-weight: 800;
  color: #17211d;
}

.student-calendar-nav {
  display: inline-flex;
  gap: 6px;
}

.student-calendar-nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: rgba(255, 255, 255, 0.94);
  color: #17211d;
  text-decoration: none;
  font-weight: 800;
}

.student-calendar-nav-button.is-disabled {
  opacity: 0.42;
  pointer-events: none;
}

.student-calendar-weekdays,
.student-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.student-calendar-weekdays span {
  display: inline-flex;
  justify-content: center;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.student-calendar-day {
  display: grid;
  gap: 2px;
  min-height: 54px;
  padding: 8px 6px;
  border-radius: 14px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.92);
  color: #17211d;
  text-decoration: none;
  justify-items: center;
  align-content: start;
}

.student-calendar-day small {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 700;
}

.student-calendar-day-number {
  font-size: 0.96rem;
  font-weight: 800;
  line-height: 1;
}

.student-calendar-day.is-outside {
  opacity: 0.38;
}

.student-calendar-day.is-completed {
  border-color: rgba(15, 107, 87, 0.2);
  background: linear-gradient(180deg, rgba(234, 250, 242, 0.98), rgba(255, 255, 255, 0.98));
}

.student-calendar-day.is-backfill {
  border-color: rgba(226, 144, 30, 0.2);
  background: linear-gradient(180deg, rgba(255, 246, 230, 0.98), rgba(255, 255, 255, 0.98));
}

.student-calendar-day.is-today,
.student-calendar-day.is-pending {
  border-color: rgba(36, 95, 115, 0.18);
}

.student-calendar-day.is-future {
  background: rgba(244, 246, 245, 0.88);
}

.student-calendar-day.is-selected {
  box-shadow: inset 0 0 0 2px #245f73;
}

.student-calendar.is-compact .student-calendar-day {
  min-height: 46px;
  padding: 6px 4px;
  border-radius: 12px;
}

.student-calendar.is-compact .student-calendar-day-number {
  font-size: 0.88rem;
}

.student-calendar.is-compact .student-calendar-day small {
  font-size: 0.6rem;
}

@media (max-width: 900px) {
  .student-checkin-home-direct-layout,
  .student-checkin-home-layout,
  .student-checkin-calendar-layout {
    grid-template-columns: 1fr;
  }

  .student-checkin-calendar-panel {
    position: static;
  }
}

@media (max-width: 640px) {
  .student-checkin-home-card,
  .student-checkin-shell,
  .student-checkin-calendar-layout,
  .student-checkin-home-layout,
  .student-checkin-home-summary,
  .student-checkin-side-panel {
    gap: 10px;
  }

  .student-checkin-home-calendar,
  .student-checkin-home-summary,
  .student-checkin-calendar-panel,
  .student-checkin-side-panel {
    padding: 10px;
    border-radius: 16px;
  }

  .student-checkin-shell {
    padding: 10px;
  }

  .student-checkin-stat-grid {
    display: none;
  }

  .student-checkin-mobile-summary {
    display: block;
    padding: 10px 12px;
    border-radius: 14px;
  }

  .student-checkin-home-head h2,
  .student-checkin-side-head h2 {
    font-size: 1.06rem;
  }

  .student-checkin-home-date-link {
    padding: 9px 10px;
    gap: 8px;
    align-items: flex-start;
  }

  .student-checkin-home-date-link strong {
    font-size: 0.9rem;
  }

  .student-checkin-home-date-label,
  .student-checkin-date-picker-action {
    font-size: 0.78rem;
  }

  .student-checkin-date-picker-summary {
    padding: 10px 12px;
    gap: 8px;
    align-items: flex-start;
  }

  .student-checkin-date-picker-copy strong {
    font-size: 0.9rem;
    line-height: 1.4;
  }

  .student-checkin-home-flash,
  .student-checkin-home-phase {
    padding: 9px 10px;
    border-radius: 12px;
  }

  .student-checkin-home-direct-copy {
    gap: 8px;
  }

  .student-checkin-home-task-list {
    gap: 7px;
  }

  .student-checkin-home-submit-row {
    justify-content: stretch;
    padding-top: 2px;
  }

  .student-checkin-home-submit-button,
  .student-checkin-home-submit-row .student-flow-status {
    width: 100%;
    justify-content: center;
  }

  .student-checkin-home-task-option,
  .student-checkin-mini-task,
  .student-checkin-task-option {
    padding: 10px;
    border-radius: 12px;
  }

  .student-checkin-home-task-option {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .student-checkin-home-task-option small {
    grid-column: 2;
  }

  .student-checkin-mini-task {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .student-checkin-mini-task small {
    grid-column: 2;
  }

  .student-calendar-weekdays,
  .student-calendar-grid {
    gap: 4px;
  }

  .student-checkin-date-picker {
    gap: 8px;
    border-radius: 14px;
  }

  .student-checkin-date-picker-summary {
    padding: 10px 12px;
    gap: 10px;
  }

  .student-checkin-date-picker-copy strong {
    font-size: 0.92rem;
    line-height: 1.4;
  }

  .student-checkin-date-picker-action {
    font-size: 0.8rem;
  }

  .student-checkin-date-picker-panel {
    padding: 0 8px 8px;
  }

  .student-checkin-side-panel {
    gap: 8px;
    padding: 10px;
  }

  .student-checkin-side-head {
    gap: 6px;
  }

  .student-checkin-day-meta {
    font-size: 0.88rem;
  }

  .student-calendar-day {
    min-height: 48px;
    padding: 6px 4px;
    border-radius: 12px;
  }

  .student-calendar-day-number {
    font-size: 0.84rem;
  }

.student-calendar-day small {
  font-size: 0.58rem;
}
}

@media (max-width: 1080px) {
  .admin-shell {
    grid-template-columns: 1fr;
    gap: 18px;
    height: auto;
    overflow: visible;
  }

  .side-nav {
    position: static;
    top: auto;
    display: flex;
    flex-wrap: nowrap;
    gap: 4px;
    overflow-x: auto;
  }

  .side-nav a {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .admin-shell > main,
  .admin-workbench-main {
    max-height: none;
    overflow-x: hidden;
    overflow-y: visible;
    padding-right: 0;
  }

  .student-enrollment-time-grid {
    grid-template-columns: 1fr;
  }

  .admin-workbench-layout {
    grid-template-columns: 1fr;
  }

  .admin-workbench-sidebar {
    position: static;
    top: auto;
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
}

@media (max-width: 720px) {
  .handout-search-form {
    grid-template-columns: 1fr;
  }

  .handout-search-result-head {
    display: grid;
  }

  .admin-workbench-hero,
  .admin-workbench-panel,
  .admin-workbench-drawer {
    padding: 18px;
  }

  .admin-workbench-filters {
    grid-template-columns: 1fr;
  }

  .admin-workbench-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-workbench-directory {
    grid-template-columns: 1fr;
  }

  .admin-workbench-drawer {
    width: 100vw;
    max-width: 100vw;
  }
}

/* Practice, memorize, and calc-help admin import layout. */
}

.admin-content-table {
  min-width: 920px;
}

.memorize-answer-image {
  margin: 0;
  padding: 10px;
  border-radius: 18px;
  border: 1px solid rgba(232, 149, 32, 0.16);
  background: linear-gradient(180deg, rgba(255, 252, 244, 0.98), rgba(255, 247, 229, 0.92));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.memorize-answer-image img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(23, 33, 29, 0.08);
}
.practice-import-result-card,
.practice-import-review-panel,
.practice-import-list-hint {
  border-radius: 20px;
}

.practice-import-result-card {
  gap: 18px;
}

.practice-import-result-card.is-success {
  border: 1px solid rgba(15, 107, 87, 0.18);
  background: linear-gradient(180deg, rgba(237, 248, 242, 0.98), rgba(255, 255, 255, 0.98));
}

.practice-import-result-card.is-partial,
.practice-import-result-card.is-review {
  border: 1px solid rgba(214, 158, 46, 0.2);
  background: linear-gradient(180deg, rgba(255, 248, 228, 0.98), rgba(255, 255, 255, 0.98));
}

.practice-import-result-card.is-warning,
.practice-import-result-card.is-empty {
  border: 1px solid rgba(183, 88, 53, 0.2);
  background: linear-gradient(180deg, rgba(255, 243, 238, 0.98), rgba(255, 255, 255, 0.98));
}

.practice-import-result-head,
.practice-import-section-head,
.practice-import-result-actions,
.practice-table-pagination {
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.practice-import-result-eyebrow {
  margin: 0 0 4px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.practice-import-source-tag,
.practice-import-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
}

.practice-import-source-tag {
  border: 1px solid rgba(23, 33, 29, 0.1);
  background: rgba(255, 255, 255, 0.94);
  color: #17211d;
  max-width: 100%;
  word-break: break-all;
}

.practice-import-action.is-inserted {
  background: rgba(232, 243, 238, 1);
  color: var(--green);
}

.practice-import-action.is-updated {
  background: rgba(255, 243, 219, 1);
  color: #8c5a12;
}

.practice-import-summary-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.practice-import-summary-grid div {
  display: grid;
  gap: 6px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: rgba(255, 255, 255, 0.94);
}

.practice-import-summary-grid strong {
  font-size: 1.4rem;
  color: #17211d;
}

.practice-import-summary-grid span {
  color: var(--muted);
  font-size: 0.9rem;
}

.calc-training-release-panel,
.calc-training-preview-card,
.calc-training-version-card {
  display: grid;
  gap: 16px;
}

.calc-training-release-summary {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.calc-training-release-summary strong {
  word-break: break-word;
}

.calc-training-stage-form,
.calc-training-publish-form {
  align-items: end;
}

.calc-training-publish-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.calc-training-review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.calc-training-review-grid section {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.92);
}

.calc-training-review-grid h4 {
  margin: 0;
  font-size: 0.95rem;
}

.calc-training-admin-code-list {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.calc-training-admin-code-list code {
  padding: 5px 7px;
  border-radius: 8px;
  background: rgba(15, 107, 87, 0.08);
  color: var(--green);
  font-weight: 800;
}

.practice-import-success-list,
.practice-import-success-table {
  display: grid;
  gap: 12px;
}

.practice-import-review-list {
  display: grid;
  gap: 12px;
  grid-column: 1 / -1;
}

.practice-import-review-card {
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
  overflow: hidden;
}

.practice-import-review-card summary {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  background: rgba(250, 246, 232, 0.76);
}

.practice-import-review-card summary::-webkit-details-marker {
  display: none;
}

.practice-import-review-index {
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 800;
}

.practice-import-review-reason {
  color: #8c5a12;
  font-size: 0.9rem;
}

.practice-import-review-body {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 16px;
}

.practice-import-review-stem {
  grid-column: 1 / -1;
  margin: 0;
  color: #17211d;
  line-height: 1.7;
}

.practice-import-span-full {
  grid-column: 1 / -1;
}

.practice-import-confirm-actions {
  grid-column: 1 / -1;
}

.practice-table-pagination {
  margin: 4px 0;
}

.practice-search-span-full {
  grid-column: 1 / -1;
}

.practice-search-feedback {
  margin: 8px 0 0;
}

.practice-filter-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.practice-filter-chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(232, 243, 238, 0.92);
  border: 1px solid rgba(15, 107, 87, 0.14);
  color: var(--green);
  font-size: 0.88rem;
  font-weight: 700;
}

.practice-review-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.practice-review-card {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 247, 0.96));
  color: inherit;
  text-decoration: none;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.practice-review-card:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(23, 33, 29, 0.08);
}

.practice-review-card.is-active {
  border-color: rgba(15, 107, 87, 0.24);
  box-shadow: 0 12px 28px rgba(15, 107, 87, 0.1);
  background: linear-gradient(180deg, rgba(237, 248, 242, 0.98), rgba(255, 255, 255, 0.98));
}

.practice-review-card strong {
  font-size: 1.5rem;
  color: #17211d;
}

.practice-review-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.practice-filter-toolbar {
  margin-top: 0;
}

.practice-stem-preview {
  min-width: 280px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 16px;
  background: rgba(247, 249, 247, 0.96);
  overflow: hidden;
}

.practice-stem-preview summary {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
}

.practice-stem-preview summary::-webkit-details-marker {
  display: none;
}

.practice-stem-summary {
  color: #17211d;
  line-height: 1.68;
  word-break: break-word;
}

.practice-stem-toggle {
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 700;
}

.practice-stem-full {
  padding: 0 14px 12px;
  color: #17211d;
  line-height: 1.76;
  white-space: pre-wrap;
  word-break: break-word;
}

.practice-option-list {
  display: grid;
  gap: 8px;
  padding: 0 14px 14px;
}

.practice-option-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  align-items: start;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 33, 29, 0.08);
}

.practice-option-item.is-answer {
  border-color: rgba(15, 107, 87, 0.22);
  background: rgba(232, 243, 238, 0.98);
}

.practice-option-item strong,
.practice-option-item span,
.practice-option-empty {
  margin: 0;
}

.practice-option-item span {
  line-height: 1.62;
  word-break: break-word;
}

.practice-option-empty {
  padding: 0 14px 14px;
  color: var(--muted);
}

.practice-question-cell {
  min-width: 320px;
}

.practice-question-row.has-issues {
  background: rgba(255, 248, 228, 0.42);
}

.practice-major-category {
  display: inline-block;
  font-weight: 700;
  color: #17211d;
  line-height: 1.5;
}

.practice-review-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.practice-review-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 800;
}

.practice-review-badge.is-normal {
  background: rgba(232, 243, 238, 0.96);
  color: var(--green);
}

.practice-review-badge.is-missing_stem,
.practice-review-badge.is-invalid_answer {
  background: rgba(255, 238, 232, 0.96);
  color: #b75835;
}

.practice-review-badge.is-multiple_answer,
.practice-review-badge.is-duplicate_stem,
.practice-review-badge.is-duplicate_option,
.practice-review-badge.is-option_issue {
  background: rgba(255, 243, 219, 0.96);
  color: #8c5a12;
}

.practice-answer-text {
  font-weight: 800;
  color: #17211d;
}

.practice-source-name {
  color: var(--muted);
  font-size: 0.92rem;
  word-break: break-word;
}

.calc-help-error-list {
  display: grid;
  gap: 8px;
}

.calc-help-error-list p {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: #fff8ec;
  border: 1px solid #eed7a9;
  color: #8c5a12;
}

.calc-help-table code {
  font-size: 0.92rem;
  font-weight: 700;
}

.admin-content-table td,
.admin-content-table th {
  white-space: normal;
}

.calc-help-badge {
  border-radius: 999px;
}

.calc-help-badge.is-published {
  background: #e8f3ee;
  color: var(--green);
}

.calc-help-badge.is-draft {
  background: #f3efe3;
  color: #8c5a12;
}


@media (max-width: 860px) {
  .practice-review-overview {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .practice-import-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calc-training-release-summary,
  .calc-training-review-grid {
    grid-template-columns: 1fr;
  }

  .practice-import-review-body {
    grid-template-columns: 1fr;
  }

  .table-wrap {
    margin: 0 -2px;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  .admin-content-table {
    min-width: 960px;
  }

  .memorize-bulk-actions {
    display: grid;
    align-items: stretch;
  }

  .memorize-bulk-actions .button,
  .memorize-bulk-actions button {
    width: 100%;
  }

  .ai-qna-page,
  .admin-ai-qna-page,
  .admin-ai-qna-question {
    padding-top: 20px;
  }

  .ai-qna-compose,
  .ai-qna-question,
  .ai-qna-queue-item {
    padding: 14px;
  }
}

.student-import-preview-card {
  margin-bottom: 14px !important;
  padding: 16px 18px !important;
  border-color: #f59e0b !important;
  background: #fffbeb !important;
}

.student-import-result-card {
  margin-bottom: 14px !important;
  padding: 12px 14px !important;
}

.student-import-result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.student-import-result-head .eyebrow,
.student-import-preview-head .eyebrow {
  margin-bottom: 3px !important;
  font-size: 12px !important;
  letter-spacing: 0 !important;
}

.student-import-result-head h2,
.student-import-preview-head h2 {
  margin: 0 0 4px !important;
  font-size: 24px !important;
  line-height: 1.15 !important;
}

.student-import-result-metrics,
.student-import-preview-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(164px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.student-import-result-metrics span,
.student-import-preview-metrics span {
  display: grid;
  align-content: center;
  gap: 5px;
  min-height: 58px;
  padding: 9px 12px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.student-import-result-metrics em,
.student-import-preview-metrics em {
  color: #66736f;
  font-size: 12px;
  font-style: normal;
  line-height: 1.25;
  white-space: nowrap;
}

.student-import-result-metrics strong,
.student-import-preview-metrics strong {
  color: #10231d;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.15;
  white-space: nowrap;
}

.student-import-result-subpanel,
.student-import-preview-subpanel {
  margin-top: 10px !important;
  padding: 9px 10px !important;
  border: 1px solid rgba(23, 33, 29, 0.12);
  border-radius: 10px;
  background: #fff !important;
}

.student-import-result-subpanel h3,
.student-import-preview-subpanel h3 {
  margin: 0 0 6px !important;
  font-size: 16px !important;
  line-height: 1.25 !important;
}

.student-import-result-list {
  display: grid;
  gap: 3px;
  max-height: 160px;
  overflow: auto;
}

.student-import-result-list p,
.student-import-preview-subpanel .muted {
  margin: 3px 0 !important;
  color: #66736f;
  font-size: 13px !important;
  line-height: 1.45 !important;
}

.student-import-preview-table-wrap {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.student-import-preview-subpanel .table {
  font-size: 12px !important;
  table-layout: auto;
}

.student-import-preview-subpanel .table th,
.student-import-preview-subpanel .table td {
  padding: 6px 7px !important;
  max-width: 220px;
  white-space: normal !important;
  overflow-wrap: anywhere;
  word-break: break-word;
  vertical-align: top;
}

.student-import-sample-table {
  min-width: 1480px;
  table-layout: auto;
}

.student-import-preview-subpanel .student-import-sample-table th,
.student-import-preview-subpanel .student-import-sample-table td,
.student-import-preview-subpanel .student-import-review-table th,
.student-import-preview-subpanel .student-import-review-table td {
  max-width: none !important;
  white-space: nowrap !important;
  overflow-wrap: normal !important;
  word-break: normal !important;
}

.student-import-preview-subpanel .student-import-sample-table th:nth-child(2),
.student-import-preview-subpanel .student-import-sample-table td:nth-child(2) {
  min-width: 170px;
}

.student-import-preview-subpanel .student-import-sample-table th:nth-child(5),
.student-import-preview-subpanel .student-import-sample-table td:nth-child(5) {
  min-width: 150px;
}

.student-import-preview-subpanel .student-import-sample-table th:nth-child(11),
.student-import-preview-subpanel .student-import-sample-table td:nth-child(11),
.student-import-preview-subpanel .student-import-review-table th:last-child,
.student-import-preview-subpanel .student-import-review-table td:last-child {
  min-width: 220px;
  white-space: normal !important;
  overflow-wrap: break-word !important;
  word-break: normal !important;
}

.student-import-review-table {
  min-width: 860px;
  table-layout: auto;
}

.student-import-preview-amount-panel {
  border-color: rgba(180, 35, 24, 0.3) !important;
  background: #fff8f6 !important;
}

.student-import-preview-amount-panel h3,
.student-import-preview-amount-panel strong {
  color: #a52a20;
}

.student-import-preview-warning-panel {
  border-color: rgba(183, 121, 31, 0.35) !important;
  background: #fffaf0 !important;
}

.student-import-preview-count {
  flex: 0 0 auto;
  color: #7a4300;
  white-space: nowrap;
}

.student-import-error-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.student-import-error-actions .button {
  white-space: nowrap;
}

.student-directory-table {
  min-width: 1080px;
  width: 100%;
  max-width: none;
  table-layout: fixed;
  font-size: 14px;
}

.student-directory-table th,
.student-directory-table td {
  padding: 8px 8px;
  vertical-align: top;
  white-space: nowrap;
  line-height: 1.35;
}

.student-directory-table th:nth-child(1),
.student-directory-table td:nth-child(1) {
  width: 205px;
  max-width: 205px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.student-directory-table th:nth-child(2),
.student-directory-table td:nth-child(2) {
  width: 125px;
}

.student-directory-table th:nth-child(3),
.student-directory-table td:nth-child(3) {
  width: 145px;
}

.student-directory-table th:nth-child(4),
.student-directory-table td:nth-child(4) {
  width: 235px;
}

.student-directory-table th:nth-child(5),
.student-directory-table td:nth-child(5) {
  width: 95px;
}

.student-directory-table th:nth-child(6),
.student-directory-table td:nth-child(6) {
  width: 75px;
}

.student-directory-table th:nth-child(7),
.student-directory-table td:nth-child(7),
.student-directory-table th:nth-child(8),
.student-directory-table td:nth-child(8) {
  width: 100px;
}

.student-directory-table .student-course-summary-cell {
  width: auto;
  white-space: normal;
  line-height: 1.38;
}

.student-course-summary {
  display: inline-block;
  margin-top: 2px;
  line-height: 1.35;
}

.student-course-summary-class {
  color: var(--muted);
}

.student-directory-table .admin-claim-status {
  padding: 4px 8px;
  font-size: 13px;
  white-space: nowrap;
}

.student-directory-table .button {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 13px;
  white-space: nowrap;
}

.access-request-list-panel {
  padding: 24px;
}

.access-request-list-head {
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 18px;
}

.access-request-list-head h1 {
  max-width: 720px;
  margin: 0 0 8px;
  font-size: clamp(1.8rem, 2.6vw, 2.5rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.access-request-list-head .muted {
  max-width: 760px;
}

.access-request-tabs {
  justify-content: flex-start;
  gap: 8px;
  margin-top: 18px;
}

.access-request-card-list {
  display: grid;
  gap: 12px;
}

.access-request-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 16px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 12px;
  background: #fff;
}

.access-request-card-main {
  display: grid;
  grid-template-columns: minmax(130px, 0.8fr) minmax(220px, 1.8fr) minmax(110px, 0.8fr) minmax(150px, 1fr);
  gap: 14px;
  min-width: 0;
}

.access-request-label {
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 800;
}

.access-request-person,
.access-request-intent,
.access-request-status-cell,
.access-request-match {
  display: grid;
  gap: 6px;
}

.access-request-phone {
  font-weight: 900;
  color: var(--green);
}

.access-request-intent strong {
  line-height: 1.4;
}

.access-request-intent .muted,
.access-request-match .muted {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-height: 1.45;
}

.access-request-actions {
  display: grid;
  justify-content: flex-end;
  gap: 8px;
  min-width: 108px;
}

.access-request-actions .button {
  width: 100%;
  max-width: 108px;
  min-height: 40px;
  padding: 8px 12px;
  white-space: nowrap;
  font-size: 1rem;
  font-weight: 900;
}

.access-request-actions .button.is-contacted {
  background: #e8f1ff;
  border-color: #8ab4f8;
  color: #1d4f91;
}

.access-choice-tag.is-student-selected {
  background: var(--choice-accent);
  color: #fff;
  border-color: transparent;
}

.access-choice-tag.is-manual-option {
  background: rgba(100, 116, 139, 0.12);
  color: #64748b;
  border-color: transparent;
}

@media (max-width: 980px) {
  .access-request-list-panel {
    padding: 18px;
  }

  .student-admin-profile-card.form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .student-admin-login-card {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .student-admin-edit-record-head {
    display: grid;
  }

  .student-admin-edit-record-head .actions {
    justify-content: flex-start;
  }

  .student-admin-coupon-layout,
  .student-admin-refund-card,
  .access-request-list-head,
  .access-request-card {
    display: grid;
    grid-template-columns: 1fr;
  }

  .access-request-overview-grid {
    grid-template-columns: 1fr;
  }

  .access-request-card-main {
    grid-template-columns: 1fr 1fr;
  }

  .access-request-actions {
    justify-content: flex-start;
  }

  .access-existing-record-card .access-record-correction-form.form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .student-import-result-metrics,
  .student-import-preview-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .student-admin-coupon-section-head {
    display: grid;
  }

  .student-admin-profile-card .muted,
  .student-admin-profile-card input[type="submit"] {
    grid-column: 1 / -1;
  }

  .student-admin-login-meta {
    grid-template-columns: 1fr;
  }

  .student-admin-edit-record {
    padding: 14px;
  }

  .student-admin-edit-record-head h2 {
    font-size: 24px;
  }

  .student-admin-edit-record-form {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }

  .student-admin-coupon-card-head,
  .student-admin-coupon-meta,
  .student-admin-refund-form {
    grid-template-columns: 1fr;
  }

  .access-request-card-main {
    grid-template-columns: 1fr;
  }

  .access-existing-record-card summary {
    grid-template-columns: 1fr;
  }

  .access-existing-record-card summary > .button {
    justify-self: start;
  }

  .access-existing-record-card .access-record-correction-form.form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  .student-admin-profile-card.form-grid {
    grid-template-columns: 1fr;
  }

  .student-admin-login-meta div {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .student-admin-edit-record-form,
  .student-admin-coupon-form.form-grid,
  .student-admin-edit-record .student-enrollment-time-grid {
    grid-template-columns: 1fr;
  }

  .student-admin-edit-record-form .student-enrollment-order-field,
  .student-admin-edit-record-form .student-enrollment-account-field {
    grid-column: 1 / -1;
  }
}

@media (max-width: 1080px) {
  body.admin-layout-page .side-nav,
  body.admin-layout-page .table-wrap,
  body.admin-layout-page .student-list-fold-body,
  body.admin-layout-page .student-import-preview-table-wrap {
    overscroll-behavior: contain auto;
    -webkit-overflow-scrolling: touch;
  }
}

.admin-calc-help-page .calc-help-admin-grid {
  grid-template-columns: 1fr;
  gap: 18px;
}

.admin-calc-help-page .calc-help-admin-block,
.calc-training-release-panel,
.calc-training-question-manage-panel,
.calc-training-question-edit-panel,
.calc-training-video-request-panel {
  grid-column: 1 / -1;
}

.calc-training-course-checks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
  margin-top: 8px;
}

.calc-training-course-checks label {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid rgba(30, 99, 74, 0.18);
  border-radius: 8px;
  background: #f7faf8;
  font-weight: 800;
}

.calc-training-course-checks input[type="checkbox"] {
  width: auto;
  min-width: 18px;
  margin: 0;
}

.calc-training-course-checks span {
  display: grid;
  gap: 2px;
  min-width: 0;
  white-space: normal;
  line-height: 1.35;
}

.calc-training-course-checks small {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.calc-training-span-full {
  grid-column: 1 / -1;
}

.calc-training-course-release-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.calc-training-course-release-card {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(23, 33, 29, 0.1);
  border-radius: 10px;
  background: #fff;
}

.calc-training-course-release-card.is-success {
  border-color: rgba(31, 111, 87, 0.24);
  background: linear-gradient(180deg, #f7fbf8 0%, #fff 56%);
}

.calc-training-course-release-card.is-warning {
  border-color: rgba(183, 121, 31, 0.34);
  background: linear-gradient(180deg, #fffaf0 0%, #fff 58%);
}

.calc-training-course-release-card h3,
.calc-training-course-release-card h4 {
  margin: 0;
}

.calc-training-release-metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.calc-training-release-metrics span {
  display: grid;
  gap: 4px;
  min-height: 62px;
  align-content: center;
  padding: 10px 12px;
  border: 1px solid rgba(23, 33, 29, 0.08);
  border-radius: 8px;
  background: #f8faf8;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.25;
}

.calc-training-release-metrics strong {
  color: var(--ink);
  font-size: 1.28rem;
  line-height: 1;
  white-space: nowrap;
}

.calc-training-course-release-card .calc-training-preview-card {
  padding: 12px 14px;
  border-radius: 10px;
}

.calc-training-course-release-card .calc-training-preview-card .practice-import-result-head {
  align-items: center;
  margin-bottom: 0;
}

.calc-training-course-release-card .calc-training-preview-card h4 {
  font-size: 1.02rem;
}

.calc-training-course-release-card .calc-training-preview-card .muted {
  margin-top: 2px;
  font-size: 0.9rem;
}

.calc-training-version-card {
  padding-top: 0;
}

.calc-training-version-card summary {
  cursor: pointer;
  color: var(--green);
  font-weight: 850;
}

.calc-training-admin-filters {
  grid-template-columns: 160px minmax(180px, 1fr) 180px auto;
}

.calc-training-admin-question-table {
  min-width: 980px;
}

.calc-training-admin-question-table th,
.calc-training-admin-question-table td {
  vertical-align: middle;
}

.calc-training-question-edit-form textarea {
  min-height: 120px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  line-height: 1.55;
}

@media (max-width: 900px) {
  .calc-training-course-release-grid,
  .calc-training-admin-filters {
    grid-template-columns: 1fr;
  }

  .calc-training-release-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}