:root {
  color-scheme: dark;
  --bg: #08100d;
  --panel: #101915;
  --panel-2: #14231e;
  --line: #2f493f;
  --text: #d6eadf;
  --muted: #82988f;
  --signal: #9cffc3;
  --warn: #ffd37a;
  --water: #2e6985;
  --grass: #203b24;
  --adult: #69a7ff;
  --child: #74ee8a;
  --elder: #aab0ad;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(rgba(156, 255, 195, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(156, 255, 195, 0.028) 1px, transparent 1px),
    radial-gradient(circle at top left, #10251e 0, var(--bg) 42rem);
  background-size: 28px 28px, 28px 28px, auto;
  color: var(--text);
  font-family:
    ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: #162620;
  color: var(--text);
  font: inherit;
  letter-spacing: 0;
  cursor: pointer;
}

a {
  color: var(--signal);
  text-underline-offset: 0.22em;
}

a:hover {
  color: #d8ffe7;
}

button:hover {
  border-color: var(--signal);
  color: var(--signal);
}

.lab-shell {
  width: min(1680px, 100%);
  margin: 0 auto;
  padding: 18px;
}

.lab-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  padding: 0 0 14px;
  border-bottom: 1px solid var(--line);
}

.eyebrow,
.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

h1 {
  margin: 4px 0;
  color: var(--signal);
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.subtitle {
  font-size: 0.9rem;
}

h2 {
  margin: 0 0 12px;
  color: var(--signal);
  font-size: 0.82rem;
  font-weight: 700;
}

h2 small {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 500;
}

.header-readout {
  display: grid;
  gap: 6px;
  min-width: 140px;
  text-align: right;
  color: var(--warn);
  font-size: 0.86rem;
}

.intro-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
  gap: 18px;
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
}

.intro-copy,
.quick-guide,
.lab-grid > *,
.notes-grid > * {
  min-width: 0;
}

.intro-panel h2 {
  margin-bottom: 8px;
}

.intro-panel p {
  margin: 0;
  color: #acc5ba;
  font-size: 0.9rem;
  line-height: 1.75;
}

.intro-panel .model-note {
  margin-top: 12px;
  padding: 10px 12px;
  border-left: 3px solid var(--warn);
  background: rgba(255, 211, 122, 0.055);
  color: #d9c79d;
}

.quick-guide ol {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 1.4rem;
  color: #acc5ba;
  font-size: 0.84rem;
  line-height: 1.55;
}

.quick-guide strong {
  color: var(--signal);
}

.lab-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 16px;
  padding-top: 16px;
  align-items: start;
}

.observation-panel,
.module {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  box-shadow: inset 0 0 0 1px rgba(156, 255, 195, 0.025);
}

.observation-panel {
  min-width: 0;
  overflow: hidden;
}

.panel-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

#dish {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  max-height: calc(100vh - 180px);
  background: #16251b;
  cursor: crosshair;
  max-width: 100%;
}

.control-panel {
  display: grid;
  align-content: start;
  gap: 12px;
  max-height: calc(100vh - 126px);
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-color: var(--line) transparent;
}

.control-panel::-webkit-scrollbar {
  width: 8px;
}

.control-panel::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 8px;
}

.detail-observation {
  min-width: 0;
}

.detail-observation > summary {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 42px;
  padding: 10px 38px 10px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(20, 35, 30, 0.82);
  color: var(--signal);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.detail-observation > summary::-webkit-details-marker {
  display: none;
}

.detail-observation > summary::after {
  position: absolute;
  right: 12px;
  content: "+";
  color: var(--warn);
  font-size: 1.1rem;
  line-height: 1;
}

.detail-observation[open] > summary::after {
  content: "−";
}

.detail-observation > summary small {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 500;
}

.detail-observation > summary:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 2px;
}

.detail-observation-body {
  display: grid;
  gap: 12px;
  padding-top: 12px;
}

.module {
  padding: 13px;
}

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

.metrics {
  display: grid;
  gap: 8px;
  margin: 0;
}

.metrics div {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  align-items: baseline;
  padding-bottom: 7px;
  border-bottom: 1px solid rgba(47, 73, 63, 0.65);
}

.metrics dt {
  color: var(--muted);
  font-size: 0.74rem;
}

.metrics dd {
  margin: 0;
  color: var(--text);
  font-size: 0.92rem;
  min-width: 0;
  overflow-wrap: anywhere;
}

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

#graph {
  width: 100%;
  height: 110px;
  display: block;
  background: #0b1511;
  border: 1px solid rgba(47, 73, 63, 0.65);
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.module p {
  margin: 0;
  color: #acc5ba;
  line-height: 1.7;
  font-size: 0.9rem;
}

.module-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.module-heading h2 {
  margin: 0;
}

.small-button {
  min-height: 28px;
  padding: 0 10px;
  font-size: 0.72rem;
}

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

.state-line {
  margin: 0 0 10px;
  color: var(--warn);
  font-size: 0.76rem;
}

.discovery-alert {
  position: fixed;
  top: 82px;
  left: 50%;
  z-index: 10;
  min-width: min(360px, calc(100vw - 32px));
  padding: 14px 18px;
  border: 1px solid var(--signal);
  border-radius: 6px;
  background: rgba(8, 16, 13, 0.94);
  box-shadow: 0 0 26px rgba(156, 255, 195, 0.16);
  color: var(--text);
  transform: translate(-50%, -16px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease;
}

.discovery-alert.active {
  opacity: 1;
  transform: translate(-50%, 0);
}

.discovery-alert strong {
  display: block;
  color: var(--signal);
  font-size: 0.78rem;
  margin-bottom: 6px;
}

#waterGraph {
  width: 100%;
  height: 120px;
  display: block;
  background: #0b1511;
  border: 1px solid rgba(47, 73, 63, 0.65);
}

.lineage-list,
.log-list {
  margin: 0;
  padding-left: 20px;
  color: #acc5ba;
  line-height: 1.55;
  font-size: 0.82rem;
  overflow-wrap: anywhere;
}

.lineage-list li + li {
  margin-top: 4px;
}

.log-list {
  max-height: 230px;
  overflow: auto;
}

.log-list li + li {
  margin-top: 6px;
}

.cluster-list {
  display: grid;
  gap: 10px;
}

.cluster-item {
  border: 1px solid rgba(47, 73, 63, 0.7);
  border-radius: 4px;
  padding: 10px;
  background: rgba(11, 21, 17, 0.55);
  overflow-wrap: anywhere;
}

.cluster-item h3 {
  margin: 0 0 8px;
  color: var(--warn);
  font-size: 0.82rem;
}

.empty-readout {
  color: var(--muted);
  font-size: 0.8rem;
}

.lab-footer {
  display: grid;
  gap: 12px;
  margin-top: 18px;
  padding: 16px 0 4px;
  border-top: 1px solid var(--line);
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.footer-nav a {
  overflow-wrap: anywhere;
  font-size: 0.78rem;
}

.lab-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
}

@media (max-width: 1080px) {
  .intro-panel,
  .lab-grid,
  .notes-grid {
    grid-template-columns: 1fr;
  }

  #dish {
    max-height: none;
  }

  .control-panel {
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
}

@media (max-width: 620px) {
  .lab-shell {
    padding: 12px;
  }

  .lab-header,
  .panel-title {
    align-items: start;
    flex-direction: column;
  }

  .header-readout {
    text-align: left;
  }

  h1 {
    font-size: 2rem;
    line-height: 1.08;
  }

  .intro-panel {
    padding: 13px;
  }

  .panel-title,
  .metrics div,
  .module-heading {
    min-width: 0;
  }

  .panel-title > *,
  .metrics dt,
  .module-heading > * {
    overflow-wrap: anywhere;
  }

  .button-row {
    grid-template-columns: 1fr;
  }

  .footer-nav {
    display: grid;
    gap: 10px;
  }
}