:root {
  color-scheme: dark;
  --bg: #07110f;
  --panel: rgba(12, 26, 23, 0.9);
  --panel-strong: #10231f;
  --text: #effff8;
  --muted: #9fb7ae;
  --line: rgba(178, 255, 219, 0.15);
  --accent: #7df9c8;
  --accent-2: #9db8ff;
  --danger: #ff9d8a;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 10%, rgba(56, 160, 120, 0.13), transparent 34rem),
    radial-gradient(circle at 88% 15%, rgba(86, 108, 210, 0.13), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--accent);
}

button,
input {
  font: inherit;
}

button {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 9px 14px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

button:hover,
button:focus-visible {
  border-color: rgba(125, 249, 200, 0.55);
  background: rgba(125, 249, 200, 0.09);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.lab-shell {
  width: min(1500px, 100%);
  margin: 0 auto;
  padding: 24px clamp(16px, 3vw, 42px) 72px;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  margin-bottom: 38px;
  font-size: 0.92rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  gap: 28px;
  align-items: end;
  margin-bottom: 28px;
}

.eyebrow,
.experiment-label {
  display: block;
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(3rem, 8vw, 7.2rem);
  line-height: 0.88;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 8px;
  font-size: clamp(1.35rem, 2.6vw, 2rem);
}

.lead {
  max-width: 760px;
  margin-bottom: 0;
  color: #cee0d8;
  font-size: clamp(1.05rem, 2.4vw, 1.36rem);
}

.experiment-card,
.world-card,
.science-card,
.lineage-card,
.origin-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(17, 38, 33, 0.88), rgba(7, 16, 15, 0.93));
  box-shadow: 0 28px 90px rgba(0, 0, 0, 0.24);
}

.experiment-card {
  border-radius: 24px;
  padding: 20px;
}

.experiment-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.15rem;
}

.experiment-card span:last-child {
  color: var(--muted);
}

.lab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.75fr) minmax(330px, 0.75fr);
  gap: 20px;
  align-items: stretch;
}

.world-card,
.science-card,
.lineage-card,
.origin-card {
  border-radius: 28px;
}

.world-card {
  overflow: hidden;
}

.world-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px 15px;
}

.world-actions,
.lineage-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.world {
  position: relative;
  min-height: min(66vh, 680px);
  background: #030807;
  touch-action: none;
  overflow: hidden;
}

.world canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.world-hint {
  position: absolute;
  z-index: 2;
  left: 14px;
  bottom: 14px;
  max-width: calc(100% - 28px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  padding: 7px 11px;
  background: rgba(0, 0, 0, 0.42);
  color: rgba(239, 255, 248, 0.7);
  font-size: 0.78rem;
  pointer-events: none;
  backdrop-filter: blur(12px);
}

.controls {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  padding: 18px 22px 22px;
}

.controls label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 0.82rem;
}

.controls label span {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.controls output {
  color: var(--text);
  font-weight: 800;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.science-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
}

.metrics,
.trait-grid,
.lineage-metrics,
.gene-strip {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.metrics div,
.trait-grid div,
.lineage-metrics div,
.gene-strip div {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 13px;
  background: rgba(255, 255, 255, 0.025);
}

.metrics span,
.trait-grid span,
.lineage-metrics span,
.gene-strip span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.73rem;
}

.metrics strong {
  font-size: clamp(1.45rem, 4vw, 2.25rem);
}

.trait-grid strong,
.lineage-metrics strong,
.gene-strip strong {
  font-size: 1rem;
}

.trend-chart {
  width: 100%;
  height: 190px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(0, 0, 0, 0.16);
}

.finding {
  border-left: 2px solid var(--accent);
  padding: 4px 0 4px 14px;
}

.finding p {
  margin: 0;
  line-height: 1.55;
}

.method-note {
  margin: auto 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.lineage-card {
  margin-top: 20px;
  padding: 24px;
}

.lineage-heading,
.creature-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.lineage-heading {
  margin-bottom: 20px;
}

.lineage-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  gap: 18px;
}

.lineage-summary,
.ancestry-panel {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  background: rgba(0, 0, 0, 0.14);
}

.creature-title-row strong {
  display: block;
  font-size: clamp(1.15rem, 3vw, 1.65rem);
}

.state-pill {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.state-pill.alive {
  border-color: rgba(125, 249, 200, 0.42);
  color: var(--accent);
  background: rgba(125, 249, 200, 0.07);
}

.state-pill.dead {
  border-color: rgba(255, 157, 138, 0.38);
  color: var(--danger);
  background: rgba(255, 157, 138, 0.06);
}

.lineage-note {
  margin: 16px 0;
  color: var(--muted);
  line-height: 1.55;
}

.gene-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 10px;
}

.replay-status {
  margin-top: 14px;
  border-left: 2px solid var(--accent-2);
  padding: 3px 0 3px 12px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.ancestry-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding-left: 24px;
}

.ancestry-list li {
  border-bottom: 1px solid rgba(178, 255, 219, 0.09);
  padding: 0 0 9px 3px;
  color: var(--muted);
  line-height: 1.45;
}

.ancestry-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.ancestry-list strong {
  color: var(--text);
}

.origin-card {
  margin-top: 20px;
  padding: 24px;
}

.origin-card p:last-child {
  max-width: 980px;
  margin-bottom: 0;
  color: var(--muted);
}

@media (max-width: 980px) {
  .hero,
  .lab-grid,
  .lineage-grid {
    grid-template-columns: 1fr;
  }

  .world {
    min-height: 58vh;
  }
}

@media (max-width: 680px) {
  .lab-shell {
    padding-inline: 12px;
  }

  .nav {
    margin-bottom: 28px;
  }

  .world-heading,
  .lineage-heading,
  .creature-title-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .world-actions,
  .lineage-actions {
    justify-content: flex-start;
  }

  .controls {
    grid-template-columns: 1fr;
  }

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

  .world {
    min-height: 54vh;
  }
}