:root {
  --burgundy-950: #26040d;
  --burgundy-900: #3a0714;
  --burgundy-800: #5d1024;
  --burgundy-650: #8f1835;
  --gold-500: #f4c542;
  --gold-300: #ffe38a;
  --gold-100: #fff4c9;
  --ink: #211014;
  --paper: #fffaf0;
  --paper-strong: #fffdf8;
  --cool: #e6f2f0;
  --muted: #74565f;
  --line: rgba(93, 16, 36, 0.18);
  --shadow: 0 26px 80px rgba(38, 4, 13, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(93, 16, 36, 0.05) 1px, transparent 1px),
    linear-gradient(rgba(93, 16, 36, 0.05) 1px, transparent 1px),
    radial-gradient(circle at 14% 10%, rgba(244, 197, 66, 0.34), transparent 24rem),
    radial-gradient(circle at 90% 4%, rgba(93, 16, 36, 0.14), transparent 28rem),
    var(--paper);
  background-size: 48px 48px, 48px 48px, auto, auto, auto;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

@keyframes particleDrift {
  from {
    background-position: 0 0, 0 0, 0 0, 28px 36px, 16px 22px;
  }
  to {
    background-position: 0 0, 0 0, 74px 74px, 146px 154px, 62px 68px;
  }
}

button,
a {
  font: inherit;
}

button {
  cursor: pointer;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.75rem;
  padding: 0.75rem clamp(1rem, 4vw, 3rem);
  color: white;
  background: rgba(38, 4, 13, 0.9);
  border-bottom: 1px solid rgba(244, 197, 66, 0.32);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  color: white;
  text-decoration: none;
}

.brand-symbol {
  position: relative;
  display: block;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(244, 197, 66, 0.45);
  border-radius: 0.6rem;
  background:
    radial-gradient(circle at 30% 32%, var(--gold-500) 0 0.46rem, transparent 0.48rem),
    radial-gradient(circle at 70% 30%, var(--gold-300) 0 0.22rem, transparent 0.24rem),
    radial-gradient(circle at 72% 72%, var(--gold-500) 0 0.33rem, transparent 0.35rem),
    linear-gradient(135deg, var(--burgundy-650), var(--burgundy-950));
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.24);
}

.brand-symbol span {
  position: absolute;
  height: 1px;
  background: rgba(255, 227, 138, 0.75);
  transform-origin: left center;
}

.brand-symbol span:nth-child(1) {
  width: 1.2rem;
  left: 0.95rem;
  top: 1rem;
  rotate: 16deg;
}

.brand-symbol span:nth-child(2) {
  width: 1rem;
  left: 1.8rem;
  top: 1.05rem;
  rotate: 92deg;
}

.brand-symbol span:nth-child(3) {
  width: 1.05rem;
  left: 1.8rem;
  top: 2.1rem;
  rotate: -148deg;
}

.brand-symbol span:nth-child(4) {
  width: 1.25rem;
  left: 0.92rem;
  top: 1rem;
  rotate: 75deg;
}

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

.brand strong {
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand small {
  color: rgba(255, 244, 201, 0.74);
  font-size: 0.76rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a {
  color: rgba(255, 250, 240, 0.86);
  padding: 0.58rem 0.82rem;
  border-radius: 999px;
  text-decoration: none;
}

.nav a:hover {
  color: var(--burgundy-950);
  background: var(--gold-500);
}

main {
  overflow: hidden;
}

.hero {
  position: relative;
  min-height: calc(100svh - 4.75rem);
  isolation: isolate;
  color: white;
  background:
    linear-gradient(125deg, rgba(38, 4, 13, 0.98), rgba(93, 16, 36, 0.9) 48%, rgba(244, 197, 66, 0.18)),
    var(--burgundy-950);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 20%, rgba(244, 197, 66, 0.15), transparent 22rem),
    radial-gradient(circle at 82% 34%, rgba(244, 197, 66, 0.12), transparent 20rem),
    radial-gradient(circle, rgba(255, 244, 201, 0.42) 0 1px, transparent 1.7px) 0 0 / 74px 74px,
    radial-gradient(circle, rgba(244, 197, 66, 0.32) 0 1.25px, transparent 1.9px) 28px 36px / 118px 118px,
    radial-gradient(circle, rgba(255, 250, 240, 0.26) 0 0.8px, transparent 1.5px) 16px 22px / 46px 46px;
  pointer-events: none;
  z-index: 0;
  opacity: 0.72;
  animation: particleDrift 18s linear infinite;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 9rem;
  background: linear-gradient(transparent, var(--paper));
  pointer-events: none;
  z-index: 0;
}

.hero-canvas {
  position: absolute;
  left: -18%;
  top: -14%;
  width: 136%;
  height: 128%;
  display: block;
  opacity: 0.95;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(28rem, 0.68fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
  width: min(1220px, calc(100% - 2rem));
  min-height: calc(100svh - 4.75rem);
  margin: 0 auto;
  padding: clamp(2.8rem, 6vw, 4.5rem) 0 clamp(4rem, 7vw, 6rem);
}

.journal-tag,
.micro-label {
  margin: 0 0 0.65rem;
  color: var(--gold-500);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.hero-copy h1 {
  max-width: 11.8ch;
  margin: 0;
  color: white;
  font-size: clamp(3rem, 7.2vw, 6.2rem);
  line-height: 0.9;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  text-shadow: 0 20px 70px rgba(0, 0, 0, 0.32);
}

.hero-copy p:not(.journal-tag) {
  max-width: 45rem;
  color: rgba(255, 250, 240, 0.82);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.button,
.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.1rem;
  border-radius: 0.55rem;
  font-weight: 850;
  text-decoration: none;
}

.button.primary,
.primary-action {
  color: var(--burgundy-950);
  border: 0;
  background: linear-gradient(135deg, var(--gold-500), var(--gold-300));
  box-shadow: 0 18px 44px rgba(244, 197, 66, 0.18);
}

.button.secondary {
  color: white;
  border: 1px solid rgba(255, 227, 138, 0.38);
  background: rgba(255, 255, 255, 0.08);
}

.hero-side {
  display: grid;
  gap: 1rem;
  align-self: center;
}

.neuro-visual {
  position: relative;
  overflow: visible;
  min-height: 36.4rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}

.neuro-visual::before {
  content: none;
}

.panel-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.filter-chip,
.segmented button,
.tool-option {
  color: var(--burgundy-800);
  border: 1px solid rgba(93, 16, 36, 0.22);
  border-radius: 999px;
  background: var(--paper-strong);
}

.filter-chip.active,
.segmented button.active,
.tool-option.active {
  color: var(--burgundy-950);
  border-color: transparent;
  background: var(--gold-500);
  font-weight: 900;
}

.paper-station,
.pathway-section,
.atlas-section,
.diagnostic-section,
.simulator-section {
  width: min(1220px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6.5rem) 0;
}

.section-title {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(18rem, 0.55fr);
  gap: 1.4rem;
  align-items: end;
  margin-bottom: 1.4rem;
}

.section-title.compact {
  display: block;
  max-width: 58rem;
}

.section-title h2 {
  margin: 0;
  color: var(--burgundy-950);
  font-size: clamp(2.1rem, 5vw, 4.7rem);
  line-height: 0.95;
}

.section-title p:last-child {
  margin: 0;
  color: var(--muted);
}

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

.paper-panel,
.mechanism-stage,
.pathway-track,
.atlas-card,
.atlas-toolbar,
.case-list,
.case-workbench,
.diagnostic-card {
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(255, 253, 248, 0.88);
  box-shadow: 0 18px 56px rgba(38, 4, 13, 0.1);
  backdrop-filter: blur(16px);
}

.paper-panel {
  min-height: 20rem;
  padding: 1.2rem;
}

.paper-panel.accent {
  color: white;
  background:
    radial-gradient(circle at top right, rgba(244, 197, 66, 0.34), transparent 13rem),
    linear-gradient(135deg, var(--burgundy-800), var(--burgundy-950));
}

.panel-topline {
  color: var(--burgundy-650);
  font-size: 0.78rem;
  font-weight: 900;
  text-transform: uppercase;
}

.paper-panel.accent .panel-topline {
  color: var(--gold-300);
}

.panel-topline span {
  display: grid;
  place-items: center;
  width: 2.3rem;
  height: 2.3rem;
  border-radius: 50%;
  background: var(--gold-500);
  color: var(--burgundy-950);
}

.paper-panel h3 {
  margin: 3rem 0 0.8rem;
  color: var(--burgundy-950);
  font-size: 1.85rem;
  line-height: 1.05;
}

.paper-panel.accent h3 {
  color: white;
}

.paper-panel p {
  color: var(--muted);
}

.paper-panel.accent p {
  color: rgba(255, 250, 240, 0.82);
}

.comparison-table {
  display: grid;
  margin-top: 1rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: rgba(255, 253, 248, 0.9);
  box-shadow: 0 18px 56px rgba(38, 4, 13, 0.1);
  backdrop-filter: blur(16px);
}

.comparison-table > div {
  display: grid;
  grid-template-columns: minmax(9rem, 0.42fr) minmax(0, 1fr) minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

.comparison-table > div:first-child {
  border-top: 0;
}

.comparison-table span {
  padding: 0.95rem;
  border-left: 1px solid var(--line);
}

.comparison-table span:first-child {
  border-left: 0;
  color: var(--burgundy-950);
  font-weight: 900;
}

.comparison-head {
  color: var(--burgundy-950);
  background: linear-gradient(135deg, var(--gold-500), var(--gold-100));
  font-weight: 950;
}

.pathway-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.44fr) minmax(0, 1fr);
  gap: 1rem;
  margin-top: 1.4rem;
}

.pathway-track {
  display: grid;
  gap: 0.55rem;
  align-content: start;
  padding: 0.75rem;
}

.path-step {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.8rem;
  align-items: center;
  width: 100%;
  min-height: 4rem;
  padding: 0.7rem;
  color: var(--burgundy-800);
  text-align: left;
  border: 1px solid transparent;
  border-radius: 0.55rem;
  background: transparent;
}

.path-step span {
  display: grid;
  place-items: center;
  width: 2.35rem;
  height: 2.35rem;
  color: var(--burgundy-950);
  border-radius: 50%;
  background: var(--gold-500);
  font-size: 0.76rem;
  font-weight: 950;
}

.path-step:hover,
.path-step.active {
  background: var(--paper-strong);
  border-color: rgba(93, 16, 36, 0.2);
  transform: translateX(0.2rem);
}

.mechanism-stage {
  position: relative;
  min-height: 36rem;
  overflow: hidden;
  padding: clamp(1.3rem, 4vw, 2.4rem);
  color: white;
  background:
    radial-gradient(circle at 82% 78%, rgba(244, 197, 66, 0.24), transparent 17rem),
    linear-gradient(135deg, var(--burgundy-800), var(--burgundy-950));
}

.mechanism-stage h3,
.atlas-card h3,
.case-workbench h3 {
  margin: 0 0 0.8rem;
  font-size: clamp(1.9rem, 4vw, 3.4rem);
  line-height: 1.02;
}

.mechanism-stage p:not(.micro-label) {
  max-width: 44rem;
  color: rgba(255, 250, 240, 0.82);
}

#pathway-points {
  display: grid;
  gap: 0.72rem;
  max-width: 45rem;
  padding: 0;
  margin: 1.5rem 0 0;
  list-style: none;
}

#pathway-points li {
  padding: 0.85rem 0.95rem;
  border: 1px solid rgba(255, 227, 138, 0.26);
  border-radius: 0.55rem;
  background: rgba(255, 255, 255, 0.08);
}

.stage-orbit {
  position: absolute;
  right: -5rem;
  bottom: -5rem;
  width: 25rem;
  height: 25rem;
  opacity: 0.65;
}

.stage-orbit span {
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(255, 227, 138, 0.35);
  border-radius: 50%;
}

.stage-orbit span:nth-child(2) {
  inset: 28%;
}

.stage-orbit span:nth-child(3) {
  inset: 44%;
  background: var(--gold-500);
}

.atlas-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.38fr);
  gap: 1rem;
}

.atlas-toolbar {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  padding: 0.75rem;
  box-shadow: none;
}

.filter-chip {
  padding: 0.58rem 0.88rem;
}

.knowledge-map {
  width: 100%;
  min-height: 35rem;
  border: 1px solid rgba(244, 197, 66, 0.22);
  border-radius: 0.75rem;
  background:
    radial-gradient(circle at center, rgba(244, 197, 66, 0.2), transparent 18rem),
    linear-gradient(135deg, rgba(38, 4, 13, 0.96), rgba(93, 16, 36, 0.9));
  box-shadow: var(--shadow);
}

.graph-line {
  stroke: rgba(255, 227, 138, 0.28);
  stroke-width: 2.2;
}

.graph-node {
  cursor: pointer;
}

.graph-node circle {
  fill: rgba(255, 250, 240, 0.94);
  stroke: var(--gold-500);
  stroke-width: 3;
  filter: url("#nodeGlow");
}

.graph-node text {
  fill: var(--burgundy-950);
  font-size: 15px;
  font-weight: 900;
  pointer-events: none;
}

.graph-node.active circle,
.graph-node:hover circle {
  fill: var(--gold-500);
  stroke: white;
  stroke-width: 4;
}

.graph-node.dimmed,
.graph-line.dimmed {
  opacity: 0.18;
}

.atlas-card {
  align-self: stretch;
  padding: 1.2rem;
}

.atlas-card p:not(.micro-label),
.case-workbench p,
.feedback {
  color: var(--muted);
}

.map-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 1rem;
}

.map-links span {
  padding: 0.45rem 0.6rem;
  color: var(--burgundy-950);
  border-radius: 999px;
  background: var(--gold-100);
  font-size: 0.84rem;
  font-weight: 850;
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
}

.diagnostic-card {
  position: relative;
  overflow: hidden;
  min-height: 17rem;
  padding: 1rem;
}

.diagnostic-card::after {
  content: "";
  position: absolute;
  inset: auto -2rem -4rem auto;
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  background: rgba(244, 197, 66, 0.18);
}

.diagnostic-card strong {
  display: block;
  color: var(--burgundy-950);
  font-size: 1.25rem;
  line-height: 1.12;
}

.diagnostic-card p {
  color: var(--muted);
}

.diagnostic-card dl {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
}

.diagnostic-card div {
  position: relative;
  z-index: 1;
}

.diagnostic-card dt {
  color: var(--burgundy-650);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.diagnostic-card dd {
  margin: 0;
  color: var(--ink);
}

.simulator-grid {
  display: grid;
  grid-template-columns: minmax(15rem, 0.42fr) minmax(0, 1fr);
  gap: 1rem;
}

.case-list {
  display: grid;
  gap: 0.6rem;
  align-content: start;
  padding: 0.75rem;
}

.case-card {
  width: 100%;
  padding: 1rem;
  color: var(--ink);
  text-align: left;
  border: 1px solid transparent;
  border-radius: 0.55rem;
  background: var(--paper-strong);
}

.case-card:hover,
.case-card.active {
  border-color: rgba(93, 16, 36, 0.22);
  transform: translateY(-0.1rem);
}

.case-card strong,
.case-card span {
  display: block;
}

.case-card span {
  color: var(--muted);
  font-size: 0.88rem;
}

.case-workbench {
  padding: clamp(1rem, 3vw, 1.5rem);
}

.choice-block {
  margin-top: 1.35rem;
}

.choice-block h4 {
  margin: 0 0 0.7rem;
  color: var(--burgundy-950);
}

.segmented,
.tool-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.segmented button,
.tool-option {
  padding: 0.68rem 0.9rem;
}

.tool-option {
  border-radius: 0.55rem;
}

.primary-action {
  margin-top: 1.35rem;
}

.feedback {
  min-height: 5rem;
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(93, 16, 36, 0.18);
  border-radius: 0.55rem;
  background: var(--gold-100);
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1rem;
  padding: 2.2rem 1rem 3rem;
  color: rgba(255, 250, 240, 0.72);
  background: var(--burgundy-950);
}

.footer strong {
  color: var(--gold-500);
}

@media (max-width: 980px) {
  .hero-grid,
  .section-title,
  .pathway-layout,
  .atlas-grid,
  .simulator-grid {
    grid-template-columns: 1fr;
  }

  .paper-grid,
  .diagnostic-grid {
    grid-template-columns: 1fr;
  }

  .comparison-table > div {
    grid-template-columns: 1fr;
  }

  .comparison-table span {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .comparison-table span:first-child {
    border-top: 0;
    background: var(--gold-100);
  }

  .hero-grid {
    align-items: center;
    min-height: auto;
    padding-top: 4rem;
  }

  .hero-canvas {
    left: -12%;
    top: -10%;
    width: 124%;
    height: 120%;
  }

  .neuro-visual {
    min-height: 36.4rem;
  }
}

@media (max-width: 680px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
  }

  .brand small {
    max-width: 16rem;
  }

  .hero-copy h1 {
    font-size: 2.75rem;
    line-height: 0.96;
  }

  .hero-canvas {
    left: -10%;
    top: -8%;
    width: 120%;
    height: 116%;
  }

  .neuro-visual {
    min-height: 31.5rem;
  }

  .knowledge-map {
    min-height: 29rem;
  }
}

/* Application-specific extensions */
.evidence-hero-card { min-height: 31rem; padding: 2rem; border: 1px solid rgba(255,227,138,.28); border-radius: 1rem; background: rgba(38,4,13,.38); backdrop-filter: blur(14px); }
.snapshot-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:1rem; margin-top:1.4rem; }
.snapshot-grid div { min-height:9rem; padding:1.1rem; border:1px solid rgba(255,227,138,.22); border-radius:.8rem; background:rgba(255,255,255,.07); }
.snapshot-grid strong { display:block; color:var(--gold-500); font-size:clamp(2rem,4vw,3.6rem); line-height:1; }
.snapshot-grid span { display:block; margin-top:.7rem; color:rgba(255,250,240,.82); font-size:.9rem; }
.evidence-badge { display:inline-flex; align-items:center; width:max-content; padding:.45rem .7rem; border-radius:999px; background:var(--gold-500); color:var(--burgundy-950); font-size:.76rem; font-weight:900; text-transform:uppercase; letter-spacing:.06em; }
.evidence-hero-card > .evidence-badge { margin-top:1rem; }
.diagnosis-tabs { display:flex; flex-wrap:wrap; gap:.55rem; margin:1rem 0; }
.diagnosis-tabs button { padding:.65rem .85rem; border:1px solid var(--line); border-radius:999px; background:var(--paper-strong); color:var(--burgundy-800); font-weight:800; }
.diagnosis-tabs button.active { background:var(--gold-500); color:var(--burgundy-950); border-color:transparent; }
.acute-layout { display:grid; grid-template-columns:minmax(0,1fr) minmax(18rem,.38fr); gap:1rem; }
.acute-main-card,.acute-side-card,.chart-card,.readmission-summary,.concentration-card,.discharge-list,.discharge-detail { border:1px solid var(--line); border-radius:.8rem; background:rgba(255,253,248,.9); box-shadow:0 18px 56px rgba(38,4,13,.1); }
.acute-main-card,.acute-side-card,.readmission-summary,.discharge-detail { padding:1.3rem; }
.acute-head,.detail-top { display:flex; justify-content:space-between; gap:1rem; align-items:flex-start; }
.acute-head h3,.acute-side-card h3,.readmission-summary h3,.concentration-card h3,.discharge-detail h3 { margin:.1rem 0 .7rem; color:var(--burgundy-950); font-size:clamp(1.7rem,3vw,2.8rem); line-height:1.05; }
.metric-row { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:.75rem; margin:1.3rem 0; }
.metric-card { padding:1rem; border-radius:.7rem; background:var(--gold-100); }
.metric-card span,.metric-card small { display:block; color:var(--muted); }
.metric-card strong { display:block; color:var(--burgundy-950); font-size:2rem; line-height:1.1; margin:.2rem 0; }
.stay-track-wrap { margin-top:1.5rem; }
.track-labels { display:flex; justify-content:space-between; gap:1rem; color:var(--muted); font-size:.82rem; }
.stay-track,.rate-meter { height:1rem; overflow:hidden; border-radius:999px; background:#eadfe1; }
.stay-fill,.rate-meter div { height:100%; width:0; border-radius:inherit; background:linear-gradient(90deg,var(--burgundy-650),var(--gold-500)); transition:width .35s ease; }
.plain-note { margin-top:1rem; padding:.9rem; border-left:4px solid var(--gold-500); background:var(--gold-100); color:var(--muted); }
.cohort-switch { margin-bottom:1rem; }
.readmission-grid { display:grid; grid-template-columns:minmax(0,1fr) minmax(18rem,.34fr); gap:1rem; }
.chart-card { padding:1.25rem; }
.interval-bars { display:grid; grid-template-columns:repeat(8,minmax(0,1fr)); gap:.65rem; align-items:end; min-height:28rem; padding-top:1.3rem; }
.bar-item { display:grid; grid-template-rows:1fr auto auto; gap:.45rem; height:100%; text-align:center; }
.bar-shell { display:flex; align-items:flex-end; height:19rem; border-radius:.6rem; background:linear-gradient(180deg,rgba(244,197,66,.06),rgba(93,16,36,.07)); overflow:hidden; }
.bar-fill { width:100%; min-height:4px; background:linear-gradient(180deg,var(--gold-500),var(--burgundy-650)); border-radius:.6rem .6rem 0 0; transition:height .35s ease; }
.bar-item strong { color:var(--burgundy-950); }
.bar-item span { color:var(--muted); font-size:.77rem; overflow-wrap:anywhere; }
.summary-stat { display:flex; justify-content:space-between; gap:1rem; padding:.8rem 0; border-top:1px solid var(--line); }
.summary-stat strong { color:var(--burgundy-650); font-size:1.35rem; }
.fine-print { color:var(--muted); font-size:.8rem; }
.concentration-card { display:grid; grid-template-columns:minmax(0,.7fr) minmax(18rem,.5fr); gap:1.5rem; padding:1.25rem; margin-top:1rem; align-items:center; }
.people-strip { display:grid; grid-template-columns:repeat(10,1fr); gap:.35rem; }
.person-dot { aspect-ratio:1; border-radius:50%; background:#e7d8db; }
.person-dot.hot { background:var(--gold-500); box-shadow:0 0 0 2px rgba(93,16,36,.12); }
.concentration-label { margin-top:.7rem; color:var(--burgundy-950); font-weight:900; text-align:center; }
.discharge-grid { display:grid; grid-template-columns:minmax(15rem,.4fr) minmax(0,1fr); gap:1rem; }
.discharge-list { padding:.75rem; display:grid; gap:.55rem; align-content:start; }
.discharge-option { width:100%; padding:.9rem; border:1px solid transparent; border-radius:.65rem; background:var(--paper-strong); text-align:left; color:var(--ink); }
.discharge-option.active,.discharge-option:hover { border-color:rgba(93,16,36,.24); background:var(--gold-100); }
.discharge-option strong,.discharge-option span { display:block; }
.discharge-option span { color:var(--muted); font-size:.84rem; }
.big-rate { display:flex; align-items:end; gap:.8rem; margin:1.2rem 0 .7rem; }
.big-rate strong { color:var(--burgundy-950); font-size:clamp(3rem,8vw,6rem); line-height:.9; }
.big-rate span { color:var(--muted); max-width:12rem; }
.year-trend { margin-top:1.3rem; }
.year-pills { display:flex; flex-wrap:wrap; gap:.55rem; }
.year-pills span { padding:.65rem .8rem; border-radius:999px; background:var(--gold-100); color:var(--burgundy-800); }
@media(max-width:980px){.acute-layout,.readmission-grid,.concentration-card,.discharge-grid{grid-template-columns:1fr}.interval-bars{min-height:23rem}.metric-row{grid-template-columns:1fr}.snapshot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.snapshot-grid{grid-template-columns:1fr}.interval-bars{grid-template-columns:repeat(4,1fr);min-height:auto}.bar-shell{height:12rem}.acute-head,.detail-top{flex-direction:column}.big-rate{align-items:flex-start;flex-direction:column}}


/* ===== Layout safety overrides: prevent text collisions and clipping ===== */
html, body { max-width: 100%; overflow-x: hidden; }
body { overflow-wrap: normal; word-break: normal; }

/* Never force arbitrary breaks inside ordinary words. */
h1, h2, h3, h4, p, span, small, strong, button, a, dt, dd, li {
  overflow-wrap: break-word;
  word-break: normal;
  hyphens: none;
}

/* Give headings enough vertical room for descenders and multi-line wrapping. */
.hero-copy h1 {
  max-width: 12.5ch;
  font-size: clamp(2.75rem, 6.2vw, 5.65rem);
  line-height: 1.02;
  letter-spacing: -0.025em;
  overflow-wrap: normal;
  word-break: normal;
}
.section-title h2 {
  font-size: clamp(2rem, 4.4vw, 4.25rem);
  line-height: 1.06;
  overflow-wrap: normal;
}
.paper-panel h3,
.mechanism-stage h3,
.atlas-card h3,
.case-workbench h3,
.acute-head h3,
.acute-side-card h3,
.readmission-summary h3,
.concentration-card h3,
.discharge-detail h3 {
  line-height: 1.16;
  overflow-wrap: normal;
}

/* All grid children are allowed to shrink instead of colliding. */
.hero-grid > *, .section-title > *, .paper-grid > *, .acute-layout > *,
.readmission-grid > *, .concentration-card > *, .discharge-grid > *,
.metric-row > *, .snapshot-grid > * { min-width: 0; }

/* Brand and top navigation: keep readable without overlap. */
.brand { min-width: 0; }
.brand > span:last-child { min-width: 0; }
.brand strong { line-height: 1.15; }
.brand small {
  line-height: 1.35;
  white-space: normal;
  overflow-wrap: normal;
}
.nav { flex-wrap: wrap; justify-content: flex-end; }
.nav a {
  white-space: normal;
  text-align: center;
  line-height: 1.25;
}

/* Hero card grows with its content instead of relying on a fixed visual area. */
.neuro-visual,
.evidence-hero-card {
  min-height: 0;
  height: auto;
}
.evidence-hero-card { padding: clamp(1.25rem, 3vw, 2rem); }
.snapshot-grid div {
  min-height: 0;
  height: auto;
  padding: 1rem;
}
.snapshot-grid strong {
  font-size: clamp(1.9rem, 3.5vw, 3.15rem);
  line-height: 1.08;
}
.snapshot-grid span { line-height: 1.45; }

/* Section introductions need comfortable line spacing. */
.section-title p,
.paper-panel p,
.acute-main-card p,
.acute-side-card p,
.readmission-summary p,
.concentration-card p,
.discharge-detail p { line-height: 1.58; }

/* Tabs/buttons can wrap onto multiple lines and grow vertically. */
.diagnosis-tabs button,
.segmented button,
.discharge-option,
.filter-chip,
.tool-option {
  min-height: 2.85rem;
  height: auto;
  white-space: normal;
  line-height: 1.3;
  overflow-wrap: normal;
}
.diagnosis-tabs button { max-width: 100%; }

/* Module 1 */
.acute-layout {
  grid-template-columns: minmax(0, 1.45fr) minmax(18rem, .72fr);
}
.acute-main-card, .acute-side-card { height: auto; }
.acute-head, .detail-top { flex-wrap: wrap; }
.acute-head > div, .detail-top > div { min-width: 0; flex: 1 1 15rem; }
.evidence-badge { flex: 0 0 auto; white-space: nowrap; }
.metric-card {
  min-width: 0;
  min-height: 8rem;
  height: auto;
}
.metric-card strong {
  font-size: clamp(1.45rem, 2.4vw, 2rem);
  line-height: 1.18;
}
.metric-card span, .metric-card small { line-height: 1.35; }
.track-labels { gap: 1rem; }
.track-labels span { min-width: 0; line-height: 1.35; }

/* Module 2 */
.readmission-grid {
  grid-template-columns: minmax(0, 1.55fr) minmax(19rem, .65fr);
}
.chart-card { overflow: hidden; }
.interval-bars {
  gap: clamp(.4rem, 1vw, .75rem);
  min-height: 30rem;
  padding-inline: .4rem;
}
.bar-item { min-width: 0; }
.bar-item strong { line-height: 1.2; font-size: clamp(.78rem, 1.2vw, 1rem); }
.bar-item span {
  font-size: clamp(.68rem, .95vw, .8rem);
  line-height: 1.3;
  overflow-wrap: normal;
  word-break: normal;
}
.summary-stat {
  gap: .65rem;
  align-items: start;
}
.summary-stat span, .summary-stat strong {
  min-width: 0;
  line-height: 1.35;
}
.summary-stat strong { text-align: right; }
.fine-print { font-size: .8rem; line-height: 1.5; }
.concentration-card { grid-template-columns: minmax(0, 1fr) minmax(16rem, .6fr); }
.concentration-label { line-height: 1.4; }

/* Module 3 */
.discharge-grid {
  grid-template-columns: minmax(16rem, .56fr) minmax(0, 1.44fr);
}
.discharge-option strong,
.discharge-option span { line-height: 1.4; }
.big-rate {
  flex-wrap: wrap;
  align-items: flex-end;
}
.big-rate strong {
  font-size: clamp(2.8rem, 6.5vw, 5.25rem);
  line-height: 1;
}
.big-rate span { max-width: 15rem; line-height: 1.4; }
.year-pills span {
  white-space: normal;
  line-height: 1.35;
}
.plain-note { line-height: 1.55; }

/* Tablet */
@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) minmax(22rem, .8fr); }
  .hero-copy h1 { font-size: clamp(2.8rem, 6vw, 4.8rem); }
  .acute-layout, .readmission-grid, .concentration-card, .discharge-grid { grid-template-columns: 1fr; }
  .metric-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

/* Narrow tablet / large mobile */
@media (max-width: 820px) {
  .topbar { position: relative; align-items: flex-start; flex-direction: column; }
  .nav { width: 100%; justify-content: flex-start; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { max-width: 14ch; }
  .section-title { grid-template-columns: 1fr; align-items: start; }
  .metric-row { grid-template-columns: 1fr; }
  .interval-bars { grid-template-columns: repeat(4, minmax(0, 1fr)); min-height: auto; row-gap: 1.2rem; }
  .bar-shell { height: 12rem; }
}

/* Phones */
@media (max-width: 560px) {
  .topbar { padding-inline: .85rem; }
  .brand { align-items: flex-start; }
  .brand-symbol { flex: 0 0 3rem; }
  .brand small { max-width: 13rem; font-size: .7rem; }
  .nav { gap: .25rem; }
  .nav a { padding: .5rem .6rem; font-size: .82rem; }
  .hero-grid,
  .paper-station,
  .pathway-section,
  .atlas-section,
  .diagnostic-section,
  .simulator-section { width: min(100% - 1.25rem, 1220px); }
  .hero-copy h1 { font-size: clamp(2.25rem, 12vw, 3.2rem); line-height: 1.08; }
  .hero-copy p:not(.journal-tag) { font-size: 1rem; }
  .snapshot-grid { grid-template-columns: 1fr; }
  .section-title h2 { font-size: clamp(1.9rem, 10vw, 2.75rem); line-height: 1.1; }
  .paper-panel h3,
  .acute-head h3,
  .acute-side-card h3,
  .readmission-summary h3,
  .concentration-card h3,
  .discharge-detail h3 { font-size: clamp(1.45rem, 7vw, 2.1rem); }
  .diagnosis-tabs { display: grid; grid-template-columns: 1fr; }
  .diagnosis-tabs button { width: 100%; text-align: left; border-radius: .7rem; }
  .cohort-switch { display: grid; grid-template-columns: 1fr; }
  .cohort-switch button { width: 100%; border-radius: .7rem; }
  .interval-bars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bar-shell { height: 10rem; }
  .summary-stat { grid-template-columns: minmax(0, 1fr) auto; }
  .big-rate { flex-direction: column; align-items: flex-start; }
  .big-rate span { max-width: none; }
  .year-pills { display: grid; grid-template-columns: 1fr; }
  .year-pills span { width: 100%; }
  .footer { text-align: center; line-height: 1.5; }
}