:root {
  color-scheme: dark;
  --bg: #0b0b09;
  --panel: #171a16;
  --panel-2: #20251f;
  --ink: #f5f4eb;
  --soft: #d8d5c7;
  --muted: #9f9b8b;
  --line: rgba(231, 222, 190, 0.18);
  --accent: #88d7bd;
  --amber: #f0c66b;
  --red: #ef7f6d;
  --blue: #9bbdf4;
  --violet: #ccb0ef;
  --green: #9bdc92;
  --radius: 8px;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background:
    linear-gradient(180deg, rgba(240, 198, 107, 0.08), transparent 430px),
    var(--bg);
  color: var(--ink);
  font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, textarea { font: inherit; }
.skip {
  position: fixed;
  left: 12px;
  top: -80px;
  z-index: 20;
  padding: 10px 12px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--bg);
}
.skip:focus { top: 12px; }

.bar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  min-height: 64px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px max(16px, calc((100vw - 1500px) / 2));
  border-bottom: 1px solid var(--line);
  background: rgba(11, 11, 9, 0.9);
  backdrop-filter: blur(16px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 900;
  letter-spacing: 0.04em;
}
.brand span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(136, 215, 189, 0.52);
  border-radius: var(--radius);
  color: var(--accent);
}
.bar nav {
  display: flex;
  gap: 6px;
  margin-left: auto;
  overflow-x: auto;
  scrollbar-width: thin;
}
.bar nav a, button.primary, .case-button, .question-button, .ghost {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 9px 12px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--soft);
  font-size: 13px;
  font-weight: 780;
  cursor: pointer;
}
.bar nav a:hover, .case-button:hover, .case-button.active, .question-button:hover, .ghost:hover {
  border-color: rgba(136, 215, 189, 0.58);
  background: rgba(136, 215, 189, 0.1);
  color: var(--ink);
  text-decoration: none;
}
button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #07100d;
}

.simulator {
  min-height: 100svh;
  display: grid;
  grid-template-columns: minmax(280px, 370px) minmax(0, 1fr);
  gap: 18px;
  max-width: 1500px;
  margin: 0 auto;
  padding: 86px 18px 28px;
}
.case-drawer, .room, .dossier, .trace-card, .evidence-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(23, 26, 22, 0.92);
  box-shadow: var(--shadow);
}
.case-drawer {
  position: sticky;
  top: 82px;
  max-height: calc(100svh - 104px);
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
}
.drawer-head { padding: 18px; border-bottom: 1px solid var(--line); }
.kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 {
  margin: 0 0 8px;
  font-size: clamp(36px, 4.5vw, 54px);
  line-height: 0.95;
  overflow-wrap: normal;
}
.drawer-head p, .muted { color: var(--muted); }
.search-label {
  display: grid;
  gap: 8px;
  padding: 14px 18px;
  color: var(--soft);
  font-size: 13px;
  font-weight: 800;
}
input, textarea {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #090a08;
  color: var(--ink);
  padding: 11px 12px;
}
input:focus, textarea:focus {
  outline: 2px solid rgba(136, 215, 189, 0.35);
  border-color: var(--accent);
}
.case-list {
  display: grid;
  gap: 8px;
  overflow: auto;
  padding: 0 14px 16px;
  scrollbar-width: thin;
}
.case-button {
  width: 100%;
  justify-content: flex-start;
  text-align: left;
  min-height: auto;
  padding: 12px;
}
.case-button span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}
.consultation {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  gap: 18px;
  min-width: 0;
}
.room, .dossier { min-width: 0; overflow: hidden; }
.patient-hero {
  position: relative;
  min-height: 430px;
  display: grid;
  align-items: end;
  padding: 22px;
  background:
    linear-gradient(180deg, transparent 0%, rgba(8, 9, 8, 0.86) 72%),
    var(--panel);
}
.patient-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.58;
}
.patient-hero > div {
  position: relative;
  max-width: 780px;
}
.patient-hero h2 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4.4vw, 58px);
  line-height: 1;
}
.room-body { padding: 18px; }
.pill-row, .question-grid, .phase-grid, .doi-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 9px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--soft);
  font-size: 12px;
}
.question-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 14px;
}
.question-button {
  justify-content: flex-start;
  min-height: 58px;
  text-align: left;
}
.answer {
  margin-top: 14px;
  border-left: 4px solid var(--blue);
  border-radius: var(--radius);
  padding: 12px 14px;
  background: rgba(155, 189, 244, 0.09);
  color: var(--soft);
}
.phase-grid {
  display: grid;
  gap: 8px;
}
.phase {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  background: rgba(255, 255, 255, 0.035);
}
.dossier { padding: 16px; align-self: start; }
.dossier h3 { margin-top: 0; }
.dossier section { border-top: 1px solid var(--line); padding-top: 14px; margin-top: 14px; }
.doi-list a {
  border: 1px solid rgba(155, 189, 244, 0.36);
  border-radius: 999px;
  padding: 5px 9px;
  color: #c8dbff;
  font-size: 12px;
}
.warning {
  border-left: 4px solid var(--amber);
  border-radius: var(--radius);
  padding: 10px 12px;
  background: rgba(240, 198, 107, 0.1);
  color: #ead59b;
  font-size: 13px;
}
.trace-section, .evidence-section {
  max-width: 1500px;
  margin: 0 auto;
  padding: 48px 18px;
  display: grid;
  grid-template-columns: minmax(0, 0.66fr) minmax(280px, 0.9fr);
  gap: 18px;
}
.trace-section h2, .evidence-section h2 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.02;
}
.trace-card, .evidence-panel { padding: 18px; }
textarea { min-height: 180px; resize: vertical; }
.trace-score { display: grid; gap: 9px; margin-top: 14px; }
.score-line {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 36px;
  gap: 9px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}
.score-line i {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}
.score-line i b {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--red), var(--amber), var(--green));
}
.facet {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 80px;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px;
  margin-top: 8px;
  background: rgba(255, 255, 255, 0.035);
}
.loading {
  padding: 30px;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
@media (max-width: 1120px) {
  .simulator, .consultation, .trace-section, .evidence-section {
    grid-template-columns: minmax(0, 1fr);
  }
  .case-drawer {
    position: static;
    max-height: none;
  }
  .case-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: none;
  }
}
@media (max-width: 720px) {
  html { scroll-padding-top: 112px; }
  .bar {
    min-height: 104px;
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 8px 12px;
  }
  .bar nav {
    order: 3;
    flex-basis: 100%;
    width: 100%;
  }
  .simulator {
    padding: 124px 12px 24px;
  }
  .trace-section, .evidence-section {
    padding-left: 12px;
    padding-right: 12px;
  }
  .case-list, .question-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .patient-hero {
    min-height: 380px;
  }
  .score-line, .facet {
    grid-template-columns: minmax(0, 1fr);
  }
}