:root {
  color-scheme: light;
  --ink: #162128;
  --muted: #5f6f7a;
  --line: #d8e4e6;
  --paper: #ffffff;
  --soft: #f3f8f7;
  --mint: #e4f4ef;
  --teal: #087a78;
  --blue: #315f9f;
  --coral: #c84d4f;
  --gold: #c69227;
  --violet: #6658a8;
  --marrow: #8a5a6a;
  --rbc-soft: #fff0ee;
  --coag-soft: #fff7df;
  --shadow: 0 18px 48px rgba(22, 33, 40, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Noto Sans Thai", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: #fbfdfc;
  font-size: 15px;
}

a {
  color: inherit;
}

[hidden] {
  display: none !important;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 14px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid rgba(216, 228, 230, 0.86);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0;
  box-shadow:
    inset 13px -10px 0 rgba(201, 77, 79, 0.38),
    inset -12px 12px 0 rgba(198, 146, 39, 0.24);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: 18px;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.topnav {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 6px;
}

.topnav a {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border-radius: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}

.topnav a:hover {
  color: var(--teal);
  background: var(--soft);
}

.topnav a.active {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.72fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  padding: clamp(28px, 5vw, 58px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(90deg, rgba(255, 240, 238, 0.78), rgba(228, 244, 239, 0.78) 45%, rgba(255, 255, 255, 0.78)),
    repeating-linear-gradient(90deg, rgba(8, 122, 120, 0.035) 0 1px, transparent 1px 82px),
    radial-gradient(circle at 88% 18%, rgba(201, 77, 79, 0.13), transparent 28%),
    linear-gradient(180deg, #ffffff, #f5faf8);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.release-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.release-kicker .eyebrow {
  margin: 0;
}

.release-kicker span,
.release-panel span,
.release-panel small,
#appVersionFooter {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.release-kicker span {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(32px, 4.6vw, 54px);
  line-height: 1.02;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 720px;
  margin: 18px 0 0;
  color: #41515c;
  font-size: clamp(16px, 1.55vw, 20px);
  font-weight: 600;
  line-height: 1.45;
}

.hemato-pathway {
  max-width: 720px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.hemato-pathway span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid rgba(201, 77, 79, 0.2);
  border-radius: 999px;
  color: #81373c;
  background: rgba(255, 255, 255, 0.74);
  font-size: 13px;
  font-weight: 800;
}

.hemato-pathway span:nth-child(2n) {
  color: var(--teal);
  border-color: rgba(8, 122, 120, 0.2);
}

.hero-actions,
.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.learner-panel {
  max-width: 700px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: stretch;
  margin-top: 16px;
}

.learner-panel div,
.mini-command {
  min-height: 74px;
  border: 1px solid rgba(49, 95, 159, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.learner-panel div {
  display: grid;
  align-content: center;
  gap: 7px;
  padding: 14px 16px;
}

.learner-panel span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.learner-panel strong {
  color: #243640;
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.18;
}

.mini-command {
  min-width: 118px;
  padding: 0 14px;
  color: var(--blue);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.mini-command:hover {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--blue), var(--teal));
}

.progress-strip {
  max-width: 700px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr)) auto;
  gap: 12px;
  margin-top: 24px;
  align-items: stretch;
}

.progress-strip div,
.reset-progress {
  min-height: 86px;
  padding: 14px 16px;
  border: 1px solid rgba(8, 122, 120, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.8);
}

.reset-progress {
  width: 112px;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  line-height: 1.25;
  cursor: pointer;
}

.reset-progress:hover {
  color: var(--teal);
  border-color: rgba(8, 122, 120, 0.36);
}

.progress-strip span,
.progress-strip strong {
  display: block;
}

.progress-strip span {
  color: var(--teal);
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
}

.progress-strip strong {
  margin-top: 8px;
  color: #3f505a;
  font-size: 13px;
  line-height: 1.35;
}

.learning-dashboard {
  max-width: 860px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
  gap: 12px;
  margin-top: 14px;
  align-items: stretch;
}

.learning-dashboard div,
.learning-dashboard .mini-command {
  min-height: 84px;
  border: 1px solid rgba(49, 95, 159, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.78);
}

.learning-dashboard div {
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 13px 15px;
}

.learning-dashboard span,
.learning-dashboard small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.learning-dashboard span {
  text-transform: uppercase;
}

.learning-dashboard strong {
  color: #273842;
  font-size: 15px;
  line-height: 1.25;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  box-shadow: 0 14px 28px rgba(8, 122, 120, 0.2);
}

.button.ghost,
.button.subtle {
  color: var(--teal);
  border-color: rgba(8, 122, 120, 0.22);
  background: rgba(255, 255, 255, 0.74);
}

.button.saved {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--marrow), var(--violet));
}

.proof-strip {
  max-width: 860px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 34px 0 0;
}

.proof-strip div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.proof-strip dt {
  font-weight: 800;
}

.proof-strip dd {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.release-panel {
  max-width: 860px;
  display: grid;
  gap: 8px;
  margin-top: 14px;
  padding: 16px;
  border: 1px solid rgba(49, 95, 159, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.12) 0 5px, transparent 5px),
    rgba(255, 255, 255, 0.76);
}

.release-panel strong {
  color: #243640;
  font-size: 16px;
  line-height: 1.35;
}

.release-panel small {
  text-transform: none;
  line-height: 1.45;
}

.simulator-panel {
  align-self: center;
  border: 1px solid rgba(216, 228, 230, 0.92);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(248, 252, 251, 0.94)),
    repeating-linear-gradient(0deg, rgba(216, 228, 230, 0.32) 0 1px, transparent 1px 42px);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.simulator-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  padding: 17px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.simulator-header span,
.simulator-tabs span,
.decision-card span,
.debrief-preview span,
.learning-log span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.simulator-header strong {
  color: var(--teal);
  font-size: 14px;
}

.simulator-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.simulator-tabs span {
  min-height: 42px;
  display: grid;
  place-items: center;
  border-right: 1px solid var(--line);
}

.simulator-tabs span:last-child {
  border-right: 0;
}

.simulator-tabs .active {
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.mission-card {
  margin: 18px;
  padding: 18px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
}

.mission-card h3 {
  margin: 14px 0 0;
  color: #20313b;
  font-size: clamp(20px, 2vw, 27px);
  line-height: 1.18;
}

.mission-card p {
  margin: 10px 0 0;
  color: #52636d;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.45;
}

.sim-labs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 16px;
}

.sim-labs span {
  min-height: 58px;
  padding: 9px;
  border: 1px solid rgba(201, 77, 79, 0.18);
  border-radius: 8px;
  background: var(--rbc-soft);
  color: #7c3336;
  font-size: 12px;
  font-weight: 800;
}

.sim-labs strong {
  display: block;
  margin-top: 5px;
  color: var(--ink);
  font-size: 16px;
}

.decision-card {
  display: grid;
  gap: 8px;
  margin: 0 18px 12px;
  padding: 15px 16px;
  border: 1px solid rgba(49, 95, 159, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.12) 0 5px, transparent 5px),
    rgba(255, 255, 255, 0.82);
}

.decision-card strong {
  color: #20313b;
  font-size: 15px;
  line-height: 1.35;
}

.debrief-preview {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 0 18px 18px;
}

.debrief-preview div {
  min-height: 104px;
  padding: 13px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.74);
}

.debrief-preview strong {
  display: block;
  margin-top: 8px;
  color: #273842;
  font-size: 13px;
  line-height: 1.3;
}

.learning-log {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 15px 18px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.learning-log strong {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 11px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 999px;
  color: var(--teal);
  background: var(--mint);
  font-size: 12px;
}

.smear-preview-panel {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 251, 0.95)),
    radial-gradient(circle at 82% 16%, rgba(201, 77, 79, 0.11), transparent 26%),
    repeating-linear-gradient(0deg, rgba(216, 228, 230, 0.32) 0 1px, transparent 1px 42px);
}

.atlas-feature {
  margin: 18px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.atlas-feature img {
  display: block;
  width: 100%;
  aspect-ratio: 1.45 / 1;
  object-fit: cover;
}

.atlas-feature figcaption {
  display: grid;
  gap: 6px;
  padding: 14px 16px 16px;
  border-top: 1px solid var(--line);
}

.atlas-feature span,
.atlas-note span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.atlas-feature strong {
  color: #20313b;
  font-size: 18px;
  line-height: 1.25;
}

.atlas-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0 18px 18px;
}

.atlas-mini-grid figure {
  margin: 0;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.atlas-mini-grid img {
  display: block;
  width: 100%;
  aspect-ratio: 1.45 / 1;
  object-fit: cover;
  background: #fff;
}

.atlas-mini-grid figcaption {
  padding: 9px 10px;
  color: #243640;
  background: rgba(243, 248, 247, 0.88);
  font-size: 12px;
  font-weight: 900;
}

.atlas-note {
  display: grid;
  gap: 7px;
  padding: 15px 18px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.atlas-note strong {
  color: #41515c;
  font-size: 13px;
  line-height: 1.4;
}

.smear-quiz-preview-panel {
  display: grid;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 251, 251, 0.95)),
    radial-gradient(circle at 84% 10%, rgba(8, 122, 120, 0.1), transparent 28%),
    repeating-linear-gradient(0deg, rgba(216, 228, 230, 0.28) 0 1px, transparent 1px 42px);
}

.preview-smear-quiz {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 18px;
}

.preview-smear-field {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  background: #fff;
}

.preview-smear-field img {
  display: block;
  width: 100%;
  aspect-ratio: 1.1 / 1;
  max-height: 220px;
  object-fit: contain;
  background: #fff;
}

.preview-smear-field figcaption {
  padding: 9px 11px;
  color: #243640;
  background: rgba(243, 248, 247, 0.92);
  font-size: 12px;
  font-weight: 900;
}

.preview-case-stem {
  display: grid;
  gap: 10px;
  align-content: start;
}

.preview-case-stem span,
.preview-debrief-card span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.preview-case-stem strong {
  color: #20313b;
  font-size: 18px;
  line-height: 1.28;
}

.preview-options {
  display: grid;
  gap: 8px;
}

.preview-options small {
  padding: 9px 10px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  color: #455762;
  background: rgba(255, 255, 255, 0.82);
  font-size: 12px;
  font-weight: 850;
  line-height: 1.25;
}

.preview-options small.selected {
  border-color: rgba(8, 122, 120, 0.36);
  color: #075f60;
  background: rgba(230, 248, 244, 0.92);
}

.preview-debrief-card {
  display: grid;
  gap: 7px;
  padding: 15px 18px 18px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
}

.preview-debrief-card strong {
  color: #20313b;
  font-size: 16px;
  line-height: 1.25;
}

.preview-debrief-card p {
  margin: 0;
  color: #465a64;
  font-size: 13px;
  font-weight: 720;
  line-height: 1.45;
}

.smear-image-protected figure {
  position: relative;
  -webkit-touch-callout: none;
  user-select: none;
}

.smear-image-protected figure::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  background: transparent;
}

.smear-image-protected img {
  pointer-events: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
  user-select: none;
}

.interpretation-card {
  margin: 0;
  padding: 18px;
  border-top: 1px solid var(--line);
  background: #fff;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--teal);
  background: var(--mint);
  font-size: 12px;
  font-weight: 800;
}

.interpretation-card p {
  margin: 12px 0 0;
  color: #31424c;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.42;
}

.mini-cbc {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 16px;
}

.mini-cbc span {
  min-height: 58px;
  padding: 9px;
  border: 1px solid #ead4d1;
  border-radius: 8px;
  background: var(--rbc-soft);
  color: #7c3336;
  font-size: 12px;
  font-weight: 800;
}

.mini-cbc strong {
  display: block;
  margin-top: 5px;
  color: var(--ink);
  font-size: 16px;
}

.section-band {
  min-height: calc(100vh - 74px);
  padding: clamp(30px, 5vw, 58px) clamp(18px, 5vw, 72px);
  background: #fff;
}

.section-band.compact {
  padding-top: clamp(28px, 4vw, 52px);
}

.section-band.quiet {
  background: var(--soft);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 28px;
}

.section-heading h2,
.principles h2,
.support-section h2 {
  margin: 0;
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.12;
  letter-spacing: 0;
}

.case-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 20px;
  align-items: stretch;
}

.case-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -6px 0 24px;
}

.filter-chip {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #43545f;
  background: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.filter-chip.active,
.filter-chip:hover {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.case-card,
.teaching-card,
.track-card,
.support-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: 0 12px 36px rgba(22, 33, 40, 0.08);
}

.case-card {
  padding: clamp(20px, 3vw, 30px);
  border-top: 5px solid var(--coral);
  background:
    linear-gradient(180deg, rgba(255, 240, 238, 0.54), transparent 120px),
    #fff;
}

.case-layout > .teaching-card {
  position: sticky;
  top: 92px;
  align-self: start;
  min-height: 280px;
}

.case-bench-label {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 18px;
}

.case-bench-label span {
  min-height: 32px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(201, 77, 79, 0.18);
  border-radius: 999px;
  color: #7b3639;
  background: rgba(255, 255, 255, 0.72);
  font-size: 12px;
  font-weight: 800;
}

.case-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.case-topline strong {
  color: var(--coral);
}

.case-card h3,
.teaching-card h3,
.track-card h3 {
  margin: 14px 0 0;
  font-size: clamp(19px, 2vw, 27px);
  line-height: 1.18;
  letter-spacing: 0;
}

.case-card p,
.teaching-card p,
.track-card p,
.support-section p {
  color: #455762;
  font-size: 15.5px;
  line-height: 1.55;
}

.case-detail-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 18px 0 20px;
}

.case-detail-panel div {
  min-height: 118px;
  padding: 13px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.82);
}

.case-detail-panel span,
.case-detail-panel strong,
.case-detail-panel small {
  display: block;
}

.case-detail-panel span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.case-detail-panel strong {
  margin-top: 8px;
  color: #273842;
  font-size: 14px;
  line-height: 1.25;
}

.case-detail-panel small {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
}

.teaching-card .case-detail-panel {
  grid-template-columns: 1fr;
  margin: 20px 0 0;
}

.teaching-card .case-detail-panel div {
  min-height: 0;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.72);
}

.case-media:empty {
  display: none;
}

.smear-quiz-card {
  display: grid;
  gap: 12px;
  margin: 18px 0 20px;
  padding: 14px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(247, 252, 251, 0.94), rgba(255, 255, 255, 0.96)),
    #fff;
}

.smear-quiz-header {
  display: grid;
  gap: 6px;
}

.smear-quiz-header span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.smear-quiz-header strong {
  color: #20313b;
  font-size: 15px;
  line-height: 1.35;
}

.smear-quiz-images {
  display: grid;
  gap: 10px;
}

.smear-quiz-images.image-count-2,
.smear-quiz-images.image-count-3,
.smear-quiz-images.image-count-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.smear-quiz-images figure {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(8, 122, 120, 0.15);
  border-radius: 8px;
  background: #fff;
}

.smear-quiz-images img {
  display: block;
  width: 100%;
  max-height: 300px;
  aspect-ratio: 1.35 / 1;
  object-fit: contain;
  background: #fff;
}

.smear-quiz-images figcaption {
  padding: 8px 10px;
  color: #243640;
  background: rgba(243, 248, 247, 0.92);
  font-size: 12px;
  font-weight: 900;
}

.smear-quiz-card p {
  margin: 0;
  color: #52636d;
  font-size: 13px;
  font-weight: 720;
  line-height: 1.4;
}

.choice-feedback {
  display: grid;
  gap: 7px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.choice-feedback.review {
  border-color: rgba(201, 93, 87, 0.24);
  background: rgba(255, 245, 242, 0.82);
}

.choice-feedback span,
.debrief-expansion span,
.evidence-links > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.choice-feedback strong {
  color: #243640;
  font-size: 15px;
  line-height: 1.35;
}

.choice-feedback small {
  color: #6c4141;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.35;
}

.debrief-expansion {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.debrief-expansion > div,
.evidence-links {
  padding: 14px;
  border: 1px solid rgba(49, 95, 159, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.72);
}

.debrief-expansion ul {
  display: grid;
  gap: 8px;
  margin: 10px 0 0;
  padding-left: 18px;
  color: #384a54;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.4;
}

.teaching-deep-dive h4 {
  margin: 6px 0 8px;
  color: #102734;
  font-size: 18px;
  line-height: 1.2;
}

.teaching-deep-dive p,
.reasoning-checklist p,
.documentation-audit p {
  margin: 0;
  color: #344a56;
  font-size: 14px;
  font-weight: 720;
  line-height: 1.48;
}

.teaching-deep-dive li strong {
  color: #087a78;
}

.smear-debrief-card {
  display: grid;
  gap: 12px;
}

.smear-debrief-header span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.smear-debrief-header h4 {
  margin: 6px 0 0;
  color: #102734;
  font-size: 18px;
  line-height: 1.2;
}

.smear-debrief-images {
  display: grid;
  gap: 10px;
}

.smear-debrief-images.image-count-2,
.smear-debrief-images.image-count-3,
.smear-debrief-images.image-count-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.smear-debrief-images figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(8, 122, 120, 0.15);
  border-radius: 8px;
  background: #fff;
}

.smear-debrief-images img {
  display: block;
  width: 100%;
  max-height: 230px;
  aspect-ratio: 1.35 / 1;
  object-fit: contain;
  background: #fff;
}

.smear-debrief-images figcaption {
  padding: 8px 10px;
  color: #243640;
  background: rgba(243, 248, 247, 0.92);
  font-size: 12px;
  font-weight: 900;
}

.smear-debrief-grid {
  display: grid;
  gap: 10px;
}

.smear-debrief-grid div {
  padding: 12px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.78);
}

.smear-debrief-grid span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.smear-debrief-grid p {
  margin: 6px 0 0;
  color: #344a56;
  font-size: 13px;
  font-weight: 740;
  line-height: 1.42;
}

.smear-debrief-card .smear-source {
  padding: 0;
}

.documentation-audit {
  display: grid;
  gap: 10px;
}

.documentation-audit h4 {
  margin: 0;
  color: #102734;
  font-size: 17px;
  line-height: 1.22;
}

.audit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.audit-grid small {
  min-height: 48px;
  padding: 9px 10px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  color: #31434d;
  background: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  font-weight: 760;
  line-height: 1.35;
}

.audit-prompts {
  display: grid;
  gap: 7px;
}

.audit-prompts b {
  padding-left: 10px;
  border-left: 3px solid rgba(8, 122, 120, 0.38);
  color: #29414a;
  font-size: 12.5px;
  line-height: 1.35;
}

.evidence-links {
  display: grid;
  gap: 10px;
}

.evidence-links a {
  display: grid;
  gap: 4px;
  padding: 10px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  color: inherit;
  background: rgba(255, 255, 255, 0.72);
  text-decoration: none;
}

.evidence-links a:hover {
  border-color: rgba(8, 122, 120, 0.4);
  background: #fff;
}

.evidence-links strong {
  color: var(--teal);
  font-size: 13px;
}

.evidence-links small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.35;
}

.reasoning-checklist dl {
  display: grid;
  gap: 8px;
  margin: 10px 0 0;
}

.reasoning-checklist dl div {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.reasoning-checklist dt {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.reasoning-checklist dd {
  margin: 0;
  color: #384a54;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.35;
}

.visual-cue {
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(8, 122, 120, 0.07), rgba(201, 77, 79, 0.06)),
    rgba(255, 255, 255, 0.82);
}

.visual-cue-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
}

.visual-cue-header span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.visual-cue-header strong {
  color: #243640;
  font-size: 14px;
}

.visual-cue-canvas {
  position: relative;
  height: 116px;
  margin: 12px 0 10px;
  overflow: hidden;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(rgba(8, 122, 120, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 122, 120, 0.05) 1px, transparent 1px),
    #fbfffd;
  background-size: 24px 24px;
}

.cue-cell,
.cue-line {
  position: absolute;
  display: block;
}

.cue-cell {
  border-radius: 50%;
  box-shadow: inset -10px -10px 0 rgba(0, 0, 0, 0.08);
}

.cue-a {
  width: 56px;
  height: 56px;
  left: 13%;
  top: 29px;
  background: #d55f59;
}

.cue-b {
  width: 72px;
  height: 72px;
  left: 43%;
  top: 20px;
  background: #a99ae2;
}

.cue-c {
  width: 38px;
  height: 38px;
  right: 13%;
  top: 38px;
  background: #dcae3c;
}

.cue-line {
  height: 2px;
  transform-origin: left center;
  background: rgba(8, 122, 120, 0.24);
}

.cue-line-a {
  width: 28%;
  left: 25%;
  top: 48px;
  transform: rotate(-12deg);
}

.cue-line-b {
  width: 24%;
  left: 56%;
  top: 66px;
  transform: rotate(16deg);
}

.visual-smear .cue-a {
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, #fff5f0 0 12px, #d55f59 13px);
}

.visual-smear .cue-b {
  border-radius: 50% 45% 52% 48%;
  background: #7b69bd;
}

.visual-platelet .cue-a,
.visual-platelet .cue-c {
  width: 28px;
  height: 20px;
  border-radius: 55% 45% 48% 52%;
  background: #dcae3c;
}

.visual-platelet .cue-b {
  background: radial-gradient(circle, #fff 0 12px, #d55f59 13px 32px, #ffffff 33px 36px);
}

.visual-thrombosis .cue-b {
  border-radius: 16px;
  background: linear-gradient(135deg, #8f3f65, #d55f59);
}

.visual-malignancy .cue-b {
  background: radial-gradient(circle, #5a4aa2 0 22px, #a99ae2 23px);
}

.visual-anemia .cue-a,
.visual-anemia .cue-b {
  background: radial-gradient(circle at 50% 50%, #fff7f2 0 13px, #d55f59 14px);
}

.visual-cue-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.visual-cue-labels small {
  padding: 6px 9px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 999px;
  color: #087a78;
  background: rgba(230, 248, 244, 0.9);
  font-size: 12px;
  font-weight: 850;
}

.real-smear-cue {
  padding: 0;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 252, 251, 0.94)),
    #fff;
}

.real-smear-cue .visual-cue-header {
  padding: 14px 14px 0;
}

.smear-photo-grid {
  display: grid;
  gap: 10px;
  padding: 12px 14px 0;
}

.smear-photo-grid.image-count-2,
.smear-photo-grid.image-count-3,
.smear-photo-grid.image-count-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.smear-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(8, 122, 120, 0.15);
  border-radius: 8px;
  background: #fff;
}

.smear-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 1.38 / 1;
  object-fit: contain;
  background: #fff;
}

.smear-photo-grid.image-count-2 .smear-photo img {
  aspect-ratio: 0.92 / 1;
}

.smear-photo figcaption {
  padding: 8px 10px;
  color: #243640;
  background: rgba(243, 248, 247, 0.92);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.25;
}

.smear-caption {
  margin: 12px 14px 0;
  color: #384a54;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.45;
}

.smear-teaching-points {
  display: grid;
  gap: 10px;
  margin: 12px 14px 0;
}

.smear-teaching-points div {
  padding: 12px;
  border: 1px solid rgba(49, 95, 159, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.1) 0 4px, transparent 4px),
    rgba(255, 255, 255, 0.86);
}

.smear-teaching-points span,
.smear-source {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.smear-teaching-points strong {
  display: block;
  margin-top: 5px;
  color: #20313b;
  font-size: 13px;
  line-height: 1.35;
}

.real-smear-cue .visual-cue-labels {
  padding: 12px 14px 0;
}

.smear-source {
  padding: 12px 14px 14px;
  color: #70808a;
  font-size: 11px;
  line-height: 1.35;
  text-transform: none;
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin: 22px 0;
}

.lab-item {
  min-height: 76px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(201, 77, 79, 0.12) 0 5px, transparent 5px),
    var(--soft);
}

.lab-item span,
.lab-item strong {
  display: block;
}

.lab-item span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.lab-item strong {
  margin-top: 8px;
  font-size: 15.5px;
}

.lab-item[data-lab*="Platelet"],
.lab-item[data-lab*="PT"],
.lab-item[data-lab*="aPTT"],
.lab-item[data-lab*="Fibrinogen"],
.lab-item[data-lab*="D-dimer"] {
  background:
    linear-gradient(90deg, rgba(198, 146, 39, 0.32) 0 5px, transparent 5px),
    var(--coag-soft);
}

.lab-item[data-lab*="Smear"],
.lab-item[data-lab*="Schistocytes"],
.lab-item[data-lab*="Blasts"],
.lab-item[data-lab*="Neutrophils"] {
  background:
    linear-gradient(90deg, rgba(102, 88, 168, 0.26) 0 5px, transparent 5px),
    #f3f0fb;
}

.options {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  border: 0;
}

.options legend {
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 800;
}

.option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: #2c3d47;
  font-weight: 700;
  font-size: 14.5px;
  line-height: 1.4;
}

.option.correct {
  border-color: rgba(8, 122, 120, 0.45);
  background: #eaf7f2;
}

.option.wrong {
  border-color: rgba(201, 93, 87, 0.45);
  background: #fff1ef;
}

.pathway-options {
  gap: 14px;
}

.pathway-progress {
  display: grid;
  gap: 8px;
  padding: 12px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background: rgba(247, 252, 251, 0.92);
}

.pathway-progress span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.pathway-progress div {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(28px, 1fr));
  gap: 6px;
}

.pathway-progress i {
  display: block;
  height: 7px;
  border-radius: 999px;
  background: rgba(93, 111, 122, 0.18);
}

.pathway-progress i.active {
  background: var(--teal);
}

.pathway-progress i.done {
  background: #2d7d5c;
}

.pathway-stack {
  display: grid;
  gap: 12px;
}

.pathway-step {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid rgba(49, 95, 159, 0.16);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(49, 95, 159, 0.08) 0 5px, transparent 5px),
    rgba(255, 255, 255, 0.94);
}

.pathway-step.active {
  border-color: rgba(8, 122, 120, 0.34);
  box-shadow: 0 12px 30px rgba(8, 122, 120, 0.08);
}

.pathway-step.correct {
  border-color: rgba(8, 122, 120, 0.32);
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.16) 0 5px, transparent 5px),
    #f3fbf8;
}

.pathway-step.review {
  border-color: rgba(201, 93, 87, 0.28);
  background:
    linear-gradient(90deg, rgba(201, 93, 87, 0.16) 0 5px, transparent 5px),
    #fff7f4;
}

.pathway-step-header {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
}

.pathway-step-header b {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  font-size: 13px;
}

.pathway-step-header span,
.pathway-response span,
.pathway-feedback-list > span {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.pathway-step-header strong {
  display: block;
  margin-top: 4px;
  color: #172b37;
  font-size: 15px;
  line-height: 1.35;
}

.pathway-step-header small {
  padding: 5px 9px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 999px;
  color: var(--teal);
  background: #fff;
  font-size: 11px;
  font-weight: 900;
  white-space: nowrap;
}

.pathway-choice-grid {
  display: grid;
  gap: 8px;
}

.pathway-choice {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid rgba(49, 95, 159, 0.14);
  border-radius: 8px;
  background: #fff;
  color: #2c3d47;
  font-size: 14px;
  font-weight: 730;
  line-height: 1.38;
}

.pathway-choice:has(input:checked) {
  border-color: rgba(8, 122, 120, 0.42);
  background: #eef9f5;
}

.pathway-text {
  width: 100%;
  min-height: 88px;
  resize: vertical;
  padding: 12px;
  border: 1px solid rgba(49, 95, 159, 0.18);
  border-radius: 8px;
  color: #243640;
  background: #fff;
  font: inherit;
  font-size: 14px;
  line-height: 1.4;
}

.pathway-response {
  display: grid;
  gap: 5px;
  padding: 10px 12px;
  border: 1px solid rgba(8, 122, 120, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.pathway-response strong {
  color: #233642;
  font-size: 13.5px;
  line-height: 1.35;
}

.pathway-step p {
  margin: 0;
  color: #536671;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.35;
}

.pathway-mini-status {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  margin-top: 16px;
  padding: 12px;
  border: 1px solid rgba(8, 122, 120, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.pathway-mini-status strong {
  display: grid;
  place-items: center;
  min-height: 42px;
  border-radius: 8px;
  color: #fff;
  background: var(--teal);
}

.pathway-mini-status span {
  color: #334955;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.35;
}

.pathway-feedback-list {
  display: grid;
  gap: 10px;
  margin: 14px 0;
}

.pathway-feedback-list div {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 6px 10px;
  padding: 11px;
  border: 1px solid rgba(49, 95, 159, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
}

.pathway-feedback-list div.correct {
  border-color: rgba(8, 122, 120, 0.22);
  background: #f0faf7;
}

.pathway-feedback-list div.review {
  border-color: rgba(201, 93, 87, 0.24);
  background: #fff7f4;
}

.pathway-feedback-list b {
  grid-row: span 3;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  color: #fff;
  background: #50606b;
  font-size: 12px;
}

.pathway-feedback-list strong,
.pathway-feedback-list small,
.pathway-feedback-list em {
  min-width: 0;
}

.pathway-feedback-list strong {
  color: #21333f;
  font-size: 13.5px;
}

.pathway-feedback-list small,
.pathway-feedback-list em {
  color: #526671;
  font-size: 12.5px;
  font-weight: 720;
  line-height: 1.35;
}

.pathway-feedback-list em {
  color: #8c4741;
  font-style: normal;
}

.button:disabled {
  cursor: default;
  opacity: 0.62;
  box-shadow: none;
}

.teaching-card {
  padding: clamp(20px, 3vw, 30px);
  border-top: 5px solid var(--teal);
}

.teaching-card.success {
  border-color: rgba(8, 122, 120, 0.42);
  background: linear-gradient(180deg, #ffffff, #eef9f5);
}

.teaching-card.caution {
  border-color: rgba(201, 93, 87, 0.35);
  background: linear-gradient(180deg, #ffffff, #fff5f2);
}

.course-map {
  display: grid;
  gap: 10px;
  margin: -4px 0 22px;
}

.module-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) minmax(110px, 0.18fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 86px;
  padding: 14px;
  border: 1px solid var(--line);
  border-left: 5px solid var(--teal);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(22, 33, 40, 0.05);
}

.module-row:hover {
  border-color: rgba(8, 122, 120, 0.42);
}

.module-number {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: var(--teal);
  font-weight: 800;
}

.module-row span,
.module-row small,
.module-row button,
.module-stats b {
  font-size: 12px;
  font-weight: 800;
}

.module-row span {
  color: var(--teal);
  text-transform: uppercase;
}

.module-row strong,
.module-row small {
  display: block;
}

.module-row strong {
  margin-top: 4px;
  font-size: 16px;
}

.module-row small {
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.35;
}

.module-stats {
  display: grid;
  gap: 4px;
  justify-items: start;
}

.module-stats b {
  color: var(--ink);
  font-size: 18px;
}

.module-row button {
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid rgba(8, 122, 120, 0.22);
  border-radius: 8px;
  color: var(--teal);
  background: #fff;
  font: inherit;
  cursor: pointer;
}

.module-row button:hover {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.module-anemia {
  border-left-color: var(--coral);
}

.module-anemia .module-number {
  background: var(--coral);
}

.module-smear {
  border-left-color: var(--violet);
}

.module-smear .module-number {
  background: var(--violet);
}

.module-bleeding {
  border-left-color: var(--gold);
}

.module-bleeding .module-number {
  background: var(--gold);
}

.module-emergency {
  border-left-color: #244f8d;
}

.module-emergency .module-number {
  background: #244f8d;
}

.module-thrombosis {
  border-left-color: #6b4d3f;
}

.module-thrombosis .module-number {
  background: #6b4d3f;
}

.module-malignancy {
  border-left-color: var(--marrow);
}

.module-malignancy .module-number {
  background: var(--marrow);
}

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

.library-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 0.18fr);
  gap: 12px;
  align-items: stretch;
  margin: -4px 0 18px;
}

.search-box,
.library-count {
  min-height: 74px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.search-box {
  display: grid;
  gap: 8px;
  padding: 12px 14px;
}

.search-box span,
.library-count span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.search-box input {
  width: 100%;
  min-height: 34px;
  border: 0;
  outline: 0;
  color: var(--ink);
  font: inherit;
  font-size: 16px;
  font-weight: 700;
  background: transparent;
}

.search-box:focus-within {
  border-color: rgba(8, 122, 120, 0.52);
  box-shadow: 0 0 0 4px rgba(8, 122, 120, 0.08);
}

.library-count {
  display: grid;
  align-content: center;
  gap: 5px;
  padding: 12px 14px;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.13) 0 5px, transparent 5px),
    #fff;
}

.library-count strong {
  color: var(--teal);
  font-size: 26px;
  line-height: 1;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.library-card {
  min-height: 156px;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(22, 33, 40, 0.06);
  border-top: 4px solid var(--teal);
  position: relative;
}

.library-card:hover,
.library-card.active {
  border-color: rgba(8, 122, 120, 0.5);
  background: linear-gradient(180deg, #ffffff, #eff9f5);
}

.library-card span {
  color: var(--teal);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.library-card strong {
  font-size: 15.5px;
  line-height: 1.18;
}

.library-card small {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.library-card b {
  color: #40515b;
  font-size: 12.5px;
  line-height: 1.3;
}

.library-card em {
  position: absolute;
  right: 12px;
  bottom: 12px;
  min-height: 24px;
  display: inline-flex;
  align-items: center;
  padding: 0 9px;
  border-radius: 999px;
  color: #fff;
  background: var(--teal);
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
}

.library-card .saved-badge {
  right: 62px;
  background: var(--marrow);
}

.library-card .visual-badge {
  right: 118px;
  color: #087a78;
  background: #e6f8f4;
  border: 1px solid rgba(8, 122, 120, 0.22);
}

.library-card .done-badge {
  background: var(--teal);
}

.empty-library {
  grid-column: 1 / -1;
  min-height: 156px;
  display: grid;
  place-content: center;
  gap: 8px;
  border: 1px dashed rgba(8, 122, 120, 0.36);
  border-radius: 8px;
  background: #f6fbf9;
  color: #3f505a;
  text-align: center;
}

.empty-library strong {
  font-size: 20px;
}

.empty-library span {
  color: var(--muted);
  font-weight: 700;
}

.track-card {
  min-height: 210px;
  padding: 22px;
  position: relative;
  overflow: hidden;
  border-top: 5px solid var(--teal);
}

.track-card::after {
  content: "";
  position: absolute;
  right: -36px;
  top: -36px;
  width: 116px;
  height: 116px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.82) 0 17%, transparent 18%),
    rgba(201, 77, 79, 0.08);
}

.track-card span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.track-progress {
  position: relative;
  display: grid;
  gap: 8px;
  margin-top: 18px;
}

.track-progress strong,
.track-progress small {
  color: #465862;
  font-size: 12px;
  font-weight: 800;
}

.track-progress div {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #e6eff0;
}

.track-progress i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--teal), var(--blue));
}

.track-launch {
  position: relative;
  min-height: 38px;
  justify-self: start;
  margin-top: 14px;
  padding: 0 13px;
  border: 1px solid rgba(8, 122, 120, 0.22);
  border-radius: 8px;
  color: var(--teal);
  background: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.track-launch:hover {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.track-icon {
  width: 58px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 8px;
  color: #fff;
  background: var(--teal);
  font-size: 14px;
  font-weight: 800;
}

.track-anemia {
  border-top-color: var(--coral);
}

.track-anemia .track-icon {
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.82) 0 17%, transparent 18%),
    var(--coral);
}

.track-smear {
  border-top-color: var(--violet);
}

.track-smear .track-icon {
  background: var(--violet);
}

.track-bleeding {
  border-top-color: var(--gold);
}

.track-bleeding .track-icon {
  background: var(--gold);
}

.track-emergency {
  border-top-color: #244f8d;
}

.track-emergency .track-icon {
  background: #244f8d;
}

.track-thrombosis {
  border-top-color: #6b4d3f;
}

.track-thrombosis .track-icon {
  background: #6b4d3f;
}

.track-clinic {
  border-top-color: #087a78;
}

.track-clinic .track-icon {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 45%),
    #087a78;
}

.track-board {
  border-top-color: var(--marrow);
}

.track-board .track-icon {
  background: var(--marrow);
}

.category-anemia {
  border-top-color: var(--coral);
}

.category-cbc-smear {
  border-top-color: var(--violet);
}

.category-bleeding {
  border-top-color: var(--gold);
}

.category-emergency {
  border-top-color: #244f8d;
}

.category-thrombosis {
  border-top-color: #6b4d3f;
}

.category-malignancy,
.track-malignancy {
  border-top-color: var(--marrow);
}

.track-malignancy .track-icon {
  background: var(--marrow);
}

.category-clinic-decision-lab {
  border-top-color: var(--teal);
}

.case-card.category-anemia,
.teaching-card.category-anemia,
.library-card.category-anemia.active {
  background:
    linear-gradient(180deg, rgba(255, 240, 238, 0.72), transparent 150px),
    #fff;
}

.case-card.category-cbc-smear,
.teaching-card.category-cbc-smear,
.library-card.category-cbc-smear.active {
  background:
    linear-gradient(180deg, rgba(243, 240, 251, 0.86), transparent 150px),
    #fff;
}

.case-card.category-bleeding,
.teaching-card.category-bleeding,
.library-card.category-bleeding.active {
  background:
    linear-gradient(180deg, rgba(255, 247, 223, 0.82), transparent 150px),
    #fff;
}

.case-card.category-emergency,
.teaching-card.category-emergency,
.library-card.category-emergency.active {
  background:
    linear-gradient(180deg, rgba(232, 239, 251, 0.86), transparent 150px),
    #fff;
}

.case-card.category-thrombosis,
.teaching-card.category-thrombosis,
.library-card.category-thrombosis.active {
  background:
    linear-gradient(180deg, rgba(246, 239, 235, 0.86), transparent 150px),
    #fff;
}

.case-card.category-malignancy,
.teaching-card.category-malignancy,
.library-card.category-malignancy.active {
  background:
    linear-gradient(180deg, rgba(138, 90, 106, 0.14), transparent 150px),
    #fff;
}

.case-card.category-clinic-decision-lab,
.teaching-card.category-clinic-decision-lab,
.library-card.category-clinic-decision-lab.active {
  background:
    linear-gradient(180deg, rgba(8, 122, 120, 0.12), transparent 150px),
    #fff;
}

.principles {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
}

.principles ul {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.principles li {
  padding: 16px;
  border-left: 4px solid var(--teal);
  background: var(--soft);
  color: #354650;
  font-weight: 700;
  line-height: 1.45;
}

.source-section {
  background:
    linear-gradient(180deg, #ffffff, #f8fbfb);
}

.blueprint-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.blueprint-grid article {
  min-height: 230px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(22, 33, 40, 0.07);
}

.blueprint-grid span {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--coral), var(--violet));
  font-size: 13px;
  font-weight: 800;
}

.blueprint-grid h3 {
  margin: 18px 0 0;
  font-size: 23px;
  line-height: 1.12;
}

.blueprint-grid p {
  color: #455762;
  font-size: 16px;
  line-height: 1.5;
}

.evidence-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.evidence-grid a {
  min-height: 118px;
  display: grid;
  align-content: start;
  gap: 10px;
  padding: 16px;
  border: 1px solid rgba(8, 122, 120, 0.18);
  border-radius: 8px;
  color: inherit;
  background:
    linear-gradient(90deg, rgba(8, 122, 120, 0.1) 0 4px, transparent 4px),
    #fff;
  text-decoration: none;
}

.evidence-grid a:hover {
  border-color: rgba(8, 122, 120, 0.42);
  box-shadow: 0 12px 26px rgba(22, 33, 40, 0.08);
}

.evidence-grid span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.evidence-grid strong {
  color: #253640;
  font-size: 15px;
  line-height: 1.35;
}

.support-section {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.45fr);
  gap: clamp(22px, 5vw, 72px);
  align-items: center;
  padding: clamp(30px, 5vw, 58px) clamp(18px, 5vw, 72px);
  color: #fff;
  background: linear-gradient(135deg, #0b5557, #263f74);
}

.support-section .eyebrow,
.support-section p {
  color: rgba(255, 255, 255, 0.82);
}

.support-section h2 {
  max-width: 720px;
}

.support-section p {
  max-width: 760px;
}

.support-box {
  display: grid;
  gap: 12px;
  padding: 22px;
  color: var(--ink);
}

.support-box strong {
  font-size: 20px;
}

.support-box span {
  color: var(--muted);
  font-weight: 700;
  line-height: 1.45;
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px 16px;
  padding: 20px clamp(18px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #fff;
  font-size: 14px;
  font-weight: 800;
}

.site-footer strong {
  min-width: 62px;
  padding: 5px 10px;
  border-radius: 999px;
  color: var(--teal);
  background: var(--mint);
  text-align: center;
}

#appVersionFooter {
  color: #51626d;
}

.footer-note {
  color: #7a8991;
  font-weight: 700;
}

@media (max-width: 980px) {
  .hero,
  .case-layout,
  .principles,
  .support-section {
    grid-template-columns: 1fr;
  }

  .case-layout > .teaching-card {
    position: static;
    min-height: 0;
  }

  .hero {
    min-height: auto;
  }

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

  .library-tools {
    grid-template-columns: 1fr;
  }

  .module-row {
    grid-template-columns: 46px minmax(0, 1fr);
  }

  .module-stats,
  .module-row button {
    grid-column: 2;
  }

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

@media (max-width: 720px) {
  .topbar {
    grid-template-columns: 1fr;
  }

  .topnav {
    justify-self: stretch;
    overflow-x: auto;
    gap: 3px;
  }

  .topnav a {
    padding: 0 9px;
    font-size: 13px;
  }

  .proof-strip,
  .progress-strip,
  .learner-panel,
  .learning-dashboard,
  .atlas-mini-grid,
  .preview-smear-quiz,
  .debrief-preview,
  .learning-log,
  .case-bench-label,
  .case-detail-panel,
  .smear-quiz-images.image-count-2,
  .smear-quiz-images.image-count-3,
  .smear-quiz-images.image-count-4,
  .smear-debrief-images.image-count-2,
  .smear-debrief-images.image-count-3,
  .smear-debrief-images.image-count-4,
  .smear-debrief-grid,
  .smear-photo-grid.image-count-2,
  .smear-photo-grid.image-count-3,
  .smear-photo-grid.image-count-4,
  .audit-grid,
  .sim-labs,
  .mini-cbc,
  .lab-grid,
  .track-grid,
  .library-grid,
  .evidence-grid,
  .blueprint-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(31px, 10vw, 43px);
  }

  .simulator-panel {
    align-self: stretch;
  }

  .pathway-step-header,
  .pathway-mini-status,
  .pathway-feedback-list div {
    grid-template-columns: 1fr;
  }

  .pathway-step-header small {
    justify-self: start;
  }

  .pathway-feedback-list b {
    grid-row: auto;
  }
}