:root {
  --bg: #080d14;
  --bg-2: #0d1520;
  --panel: #101923;
  --panel-2: #151f2c;
  --panel-3: #0c131c;
  --text: #eef5ff;
  --muted: #aab8cb;
  --line: #27364a;
  --line-soft: rgba(142, 163, 194, 0.18);
  --accent: #38dcca;
  --accent-2: #7bb7ff;
  --accent-3: #f7b267;
  --accent-4: #90d06b;
  --warn: #ffbd78;
  --rose: #ff7197;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --webgpu-bg: #080d14;
  --webgpu-panel: #0e1622;
  --webgpu-panel-2: #121d2a;
  --webgpu-line: #26364b;
  --webgpu-muted: #9caec8;
  --webgpu-cyan: #38e7d5;
  --webgpu-blue: #7bb7ff;
  --webgpu-amber: #f7b267;
  --webgpu-green: #8bdc65;
  --webgpu-rose: #ff6f91;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: "Sora", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    linear-gradient(rgba(123, 183, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 183, 255, 0.03) 1px, transparent 1px),
    linear-gradient(180deg, #0b121c 0%, var(--bg) 42%, #090d13 100%);
  background-size: 44px 44px, 44px 44px, auto;
}

html {
  scroll-behavior: smooth;
}

.container {
  width: min(1120px, 92vw);
  margin: 0 auto;
  min-width: 0;
}

.hero {
  padding: 4.6rem 0 3rem;
}

.docs-hero {
  padding: 4rem 0 2rem;
}

.docs-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

h1 {
  margin: 0;
  line-height: 1.1;
  font-size: 3.3rem;
}

.lead {
  max-width: 68ch;
  color: var(--muted);
  margin: 1rem 0 0;
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-cta {
  margin-top: 1.6rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.pill-row {
  margin-top: 1rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pill {
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.045);
  padding: 0.3rem 0.65rem;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
}

.btn {
  text-decoration: none;
  border-radius: 8px;
  padding: 0.62rem 1rem;
  font-weight: 600;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #07111b;
}

.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.top-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(8, 13, 20, 0.86);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}

.nav-wrap {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  white-space: nowrap;
  padding: 0.75rem 0;
  scrollbar-width: thin;
}

.nav-wrap a {
  position: relative;
  padding-bottom: 0.15rem;
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
}

.nav-wrap a:hover {
  color: var(--text);
}

.nav-wrap a[aria-current="page"] {
  color: var(--text);
}

.nav-wrap a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.section {
  padding: 2.5rem 0;
  animation: fade-up 480ms ease-out both;
}

.section h2 {
  margin: 0;
  font-size: 2rem;
}

.section-intro {
  margin: 0.75rem 0 0;
  color: var(--muted);
  line-height: 1.65;
  max-width: 78ch;
}

.grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
  min-width: 0;
}

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

.cards-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  min-width: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
    linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  padding: 1rem 1rem 0.95rem;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
}

.card h3 {
  margin: 0;
  font-size: 1.05rem;
}

.card ul {
  margin: 0.6rem 0 0;
  padding-left: 1rem;
}

.card p {
  margin: 0.6rem 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.card li {
  margin: 0.35rem 0;
  color: var(--muted);
}

.docs-grid .card {
  min-height: 150px;
}

.link-card a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
  display: inline-block;
  margin-top: 0.7rem;
}

.link-card a:hover {
  color: #9ae4dd;
}

.page-hero {
  padding: 3.5rem 0 1.6rem;
  border-bottom: 1px solid rgba(142, 163, 194, 0.12);
}

.breadcrumb {
  display: inline-flex;
  gap: 0.55rem;
  align-items: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--accent);
  text-decoration: none;
}

.section-tight {
  padding-top: 1rem;
}

.callout {
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 0.8rem 0.9rem;
  background: rgba(119, 168, 255, 0.08);
  color: var(--text);
  margin-top: 1rem;
  line-height: 1.6;
}

.callout.warn {
  border-left-color: var(--warn);
  background: rgba(255, 183, 106, 0.1);
}

.table-scroll {
  width: 100%;
  overflow-x: auto;
  margin-top: 1rem;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
}

table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  margin-top: 1rem;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  overflow: hidden;
}

.table-scroll table {
  margin-top: 0;
  border: 0;
}

.docs-page .container > table,
.docs-page .container > section > table,
.docs-page article > table {
  display: block;
  overflow-x: auto;
}

th,
td {
  padding: 0.65rem 0.7rem;
  border-bottom: 1px solid var(--line-soft);
  text-align: left;
  vertical-align: top;
}

th {
  background: #111b28;
  color: #d7e8ff;
  font-size: 0.92rem;
}

.recipe-table td:first-child,
.shortcut-table td:first-child {
  white-space: nowrap;
}

tr:last-child td {
  border-bottom: none;
}

.list-tight li {
  margin: 0.2rem 0;
}

code {
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.92em;
}

pre {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--line-soft);
  background: #070d14;
  overflow: auto;
  max-width: 100%;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
}

pre code {
  color: #d2e3ff;
}

.muted {
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line-soft);
  margin-top: 1.5rem;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.metric-tile,
.content-panel,
.toc-panel,
.integration-panel {
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(21, 31, 44, 0.96), rgba(9, 14, 21, 0.98));
  box-shadow: var(--shadow);
}

.metric-tile {
  padding: 0.85rem;
}

.metric-tile strong,
.metric-tile span {
  display: block;
}

.metric-tile strong {
  color: #ffffff;
}

.metric-tile span {
  margin-top: 0.25rem;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.content-panel,
.toc-panel,
.integration-panel {
  padding: 1rem;
}

.capability-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.capability-map .card {
  box-shadow: none;
}

.doc-workbench {
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  overflow: hidden;
  background: linear-gradient(180deg, #131e2b, #080d14);
  box-shadow: var(--shadow);
}

.doc-workbench-titlebar {
  min-height: 2.6rem;
  display: grid;
  grid-template-columns: 0.68rem 0.68rem 0.68rem minmax(0, 1fr) auto;
  gap: 0.5rem;
  align-items: center;
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.055);
}

.doc-workbench-titlebar span {
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 50%;
}

.doc-workbench-titlebar span:nth-child(1) {
  background: var(--rose);
}

.doc-workbench-titlebar span:nth-child(2) {
  background: var(--accent-3);
}

.doc-workbench-titlebar span:nth-child(3) {
  background: var(--accent-4);
}

.doc-workbench-titlebar strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.88rem;
}

.doc-workbench-titlebar em {
  color: var(--muted);
  font-size: 0.78rem;
  font-style: normal;
  white-space: nowrap;
}

.doc-workbench-body {
  display: grid;
  grid-template-columns: 9.5rem minmax(0, 1fr);
  min-height: 22rem;
}

.doc-workbench-sidebar {
  padding: 0.95rem;
  border-right: 1px solid var(--line-soft);
  background: rgba(7, 12, 19, 0.64);
}

.doc-workbench-stage {
  min-width: 0;
  padding: 1rem;
}

.mini-nav-list,
.panel-list {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.mini-nav-list a,
.panel-list span {
  min-width: 0;
  border: 1px solid rgba(142, 163, 194, 0.16);
  border-radius: 6px;
  padding: 0.55rem 0.6rem;
  background: rgba(255, 255, 255, 0.045);
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
}

.mini-nav-list a:hover {
  color: var(--text);
  border-color: rgba(56, 220, 202, 0.34);
}

.dashboard-chart {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  background: #09111b;
  box-shadow: inset 0 0 0 1px rgba(142, 163, 194, 0.16);
}

.related-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.related-card {
  flex: 1 1 15rem;
  min-width: 0;
  padding: 1rem;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease;
}

.docs-page.ros2-doc {
  --accent: #38dcca;
  --accent-2: #90d06b;
}

.docs-page.px4-doc {
  --accent: #f7b267;
  --accent-2: #7bb7ff;
}

.docs-page.qt-doc {
  --accent: #7bb7ff;
  --accent-2: #ff7197;
}

.features-doc table,
.examples-doc table,
.getting-started-doc table,
.architecture-doc table,
.px4-doc table,
.qt-doc table,
.ros2-doc table {
  background: rgba(9, 14, 21, 0.88);
}

.features-doc tbody tr:hover,
.examples-doc tbody tr:hover,
.getting-started-doc tbody tr:hover {
  background: rgba(123, 183, 255, 0.055);
}

.features-doc td:first-child,
.examples-doc td:first-child,
.getting-started-doc td:first-child,
.px4-doc td:first-child,
.qt-doc td:first-child {
  color: #dfeaff;
  font-weight: 700;
}

.examples-doc table {
  min-width: 720px;
}

.examples-doc td:first-child a {
  color: var(--accent);
  text-decoration: none;
}

.architecture-doc pre {
  border-color: rgba(56, 220, 202, 0.22);
  background:
    linear-gradient(90deg, rgba(56, 220, 202, 0.05), transparent 42%),
    #070d14;
}

.architecture-doc .section > .container > ul,
.features-doc .section > .container > ul,
.qt-doc .section > .container > ul {
  margin-top: 1rem;
  padding: 1rem 1rem 1rem 2rem;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.architecture-doc .section > .container > ul li,
.features-doc .section > .container > ul li,
.qt-doc .section > .container > ul li {
  margin: 0.45rem 0;
  color: var(--muted);
  line-height: 1.6;
}

.getting-started-doc pre,
.px4-doc pre,
.qt-doc pre,
.ros2-doc pre {
  border-left: 4px solid var(--accent);
}

.px4-doc .card,
.qt-doc .card,
.ros2-doc .card {
  border-color: rgba(142, 163, 194, 0.22);
}

.px4-doc .card h3,
.qt-doc .card h3,
.ros2-doc .card h3 {
  color: #ffffff;
}

.ros2-doc .toc,
.ros2-doc .cmd-block,
.ros2-doc .arch-box {
  border-radius: 8px;
}

.ros2-doc .feature-grid,
.ros2-doc .panel-grid {
  min-width: 0;
}

.ros2-doc .arch-row,
.ros2-doc .arch-box {
  min-width: 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1.25rem 0 2.5rem;
}

.footer-wrap a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.webgpu-doc {
  --webgpu-bg: #080d14;
  --webgpu-panel: #0e1622;
  --webgpu-panel-2: #121d2a;
  --webgpu-line: #26364b;
  --webgpu-muted: #9caec8;
  --webgpu-cyan: #38e7d5;
  --webgpu-blue: #7bb7ff;
  --webgpu-amber: #f7b267;
  --webgpu-green: #8bdc65;
  --webgpu-rose: #ff6f91;
  background:
    linear-gradient(145deg, rgba(56, 231, 213, 0.13), transparent 28rem),
    linear-gradient(210deg, rgba(247, 178, 103, 0.13), transparent 26rem),
    linear-gradient(0deg, var(--webgpu-bg), #0c1420 58%, #111927);
}

.webgpu-doc .top-nav {
  background: rgba(8, 13, 20, 0.82);
}

.webgpu-doc .top-nav::after {
  content: "";
  position: absolute;
  top: 1px;
  right: 0;
  bottom: 1px;
  width: 2.5rem;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(8, 13, 20, 0), rgba(8, 13, 20, 0.86));
  opacity: 0;
}

.webgpu-doc .breadcrumb {
  margin-bottom: 1rem;
}

.webgpu-doc h1 {
  font-size: 3.45rem;
}

.webgpu-doc .section h2 {
  font-size: 2rem;
}

.webgpu-hero {
  padding: clamp(2.75rem, 6vw, 4.75rem) 0 clamp(2rem, 4vw, 3rem);
  display: flex;
  align-items: center;
}

.webgpu-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(520px, 1.22fr);
  gap: 2rem;
  align-items: center;
}

.webgpu-hero-copy h1 {
  max-width: 11ch;
}

.webgpu-hero-copy .lead a,
.command-panel a,
.code-showcase a,
.architecture-panel a {
  color: #92f2e9;
}

.status-row,
.hero-metrics,
.plot-toolbar,
.related-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.status-row {
  margin-bottom: 1rem;
}

.status-chip {
  border: 1px solid rgba(123, 183, 255, 0.34);
  border-radius: 999px;
  background: rgba(123, 183, 255, 0.1);
  color: #d7e7ff;
  padding: 0.36rem 0.65rem;
  font-size: 0.82rem;
  font-weight: 700;
}

.status-chip-hot {
  border-color: rgba(247, 178, 103, 0.55);
  background: rgba(247, 178, 103, 0.13);
  color: #ffd9ad;
}

.hero-metrics {
  margin-top: 1.35rem;
}

.hero-metrics div {
  min-width: 9.5rem;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  padding: 0.85rem;
}

.hero-metrics strong,
.hero-metrics span {
  display: block;
}

.hero-metrics strong {
  color: #ffffff;
  font-size: 0.98rem;
}

.hero-metrics span {
  margin-top: 0.28rem;
  color: var(--webgpu-muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

.workbench-shell,
.capability-panel,
.command-panel,
.code-showcase,
.architecture-panel,
.related-card {
  border: 1px solid rgba(142, 163, 194, 0.2);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(18, 29, 42, 0.96), rgba(8, 13, 20, 0.98));
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.32);
}

.workbench-shell {
  overflow: hidden;
}

.workbench-titlebar {
  min-height: 2.75rem;
  display: grid;
  grid-template-columns: 0.7rem 0.7rem 0.7rem minmax(0, 1fr) auto;
  gap: 0.55rem;
  align-items: center;
  padding: 0.65rem 0.85rem;
  background: rgba(255, 255, 255, 0.055);
  border-bottom: 1px solid rgba(142, 163, 194, 0.2);
}

.workbench-titlebar span {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--webgpu-rose);
}

.workbench-titlebar span:nth-child(2) {
  background: var(--webgpu-amber);
}

.workbench-titlebar span:nth-child(3) {
  background: var(--webgpu-green);
}

.workbench-titlebar strong {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.88rem;
}

.workbench-titlebar em {
  color: var(--webgpu-muted);
  font-size: 0.78rem;
  font-style: normal;
  white-space: nowrap;
}

.workbench-body {
  display: grid;
  grid-template-columns: 11rem minmax(0, 1fr);
  min-height: 28rem;
}

.workbench-side {
  border-right: 1px solid rgba(142, 163, 194, 0.18);
  background: rgba(7, 12, 19, 0.72);
  padding: 1rem;
}

.panel-label,
.panel-kicker {
  color: var(--webgpu-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.layer {
  margin-top: 0.7rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: #dfe9f8;
  font-size: 0.84rem;
}

.layer b {
  width: 0.65rem;
  height: 0.65rem;
  flex: 0 0 auto;
  border-radius: 2px;
  background: var(--webgpu-cyan);
  box-shadow: 0 0 18px rgba(56, 231, 213, 0.5);
}

.layer.amber b {
  background: var(--webgpu-amber);
  box-shadow: 0 0 18px rgba(247, 178, 103, 0.44);
}

.layer.green b {
  background: var(--webgpu-green);
  box-shadow: 0 0 18px rgba(139, 220, 101, 0.44);
}

.mini-readout {
  margin-top: 1.4rem;
  border: 1px solid rgba(142, 163, 194, 0.18);
  border-radius: 8px;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.045);
}

.mini-readout span,
.mini-readout strong {
  display: block;
}

.mini-readout span {
  color: var(--webgpu-muted);
  font-size: 0.75rem;
}

.mini-readout strong {
  margin-top: 0.25rem;
  color: var(--webgpu-cyan);
}

.plot-stage {
  min-width: 0;
  padding: 1rem;
}

.plot-toolbar {
  margin-bottom: 0.8rem;
  align-items: center;
}

.plot-toolbar span,
.plot-toolbar strong {
  border-radius: 6px;
  padding: 0.35rem 0.55rem;
  font-size: 0.76rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--webgpu-muted);
}

.plot-toolbar strong {
  background: rgba(56, 231, 213, 0.12);
  color: #b9fff7;
}

.hero-chart {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: inset 0 0 0 1px rgba(142, 163, 194, 0.18);
}

.chart-area {
  fill: rgba(56, 231, 213, 0.12);
}

.chart-line {
  fill: none;
  stroke: url(#lineGlow);
  stroke-width: 5;
  stroke-linecap: round;
  filter: url(#softGlow);
}

.scatter-points circle {
  fill: #09111c;
  stroke: var(--webgpu-amber);
  stroke-width: 3;
}

.bars rect {
  fill: rgba(123, 183, 255, 0.42);
}

.box-violin path {
  fill: rgba(139, 220, 101, 0.18);
  stroke: var(--webgpu-green);
  stroke-width: 2;
}

.box-violin rect {
  fill: rgba(247, 178, 103, 0.18);
  stroke: var(--webgpu-amber);
  stroke-width: 2;
}

.box-violin line {
  stroke: #f8d59d;
  stroke-width: 2;
}

.crosshair path {
  stroke: rgba(255, 111, 145, 0.64);
  stroke-width: 1.5;
  stroke-dasharray: 6 7;
}

.crosshair rect {
  fill: rgba(12, 20, 32, 0.94);
  stroke: rgba(255, 111, 145, 0.45);
}

.crosshair text {
  fill: #ffd8e2;
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 20px;
}

.section-heading {
  max-width: 760px;
}

.section-heading.compact {
  max-width: none;
}

.webgpu-doc .section {
  animation: none;
}

.capability-grid,
.command-grid,
.split-section {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

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

.split-section {
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  align-items: stretch;
}

.capability-panel,
.command-panel,
.code-showcase,
.architecture-panel {
  padding: 1.1rem;
}

.capability-panel.ready {
  border-color: rgba(56, 231, 213, 0.32);
}

.capability-panel.limited {
  border-color: rgba(247, 178, 103, 0.34);
}

.capability-panel h3,
.command-panel h3,
.code-showcase h2,
.architecture-panel h2 {
  margin-top: 0.35rem;
}

.capability-panel ul {
  margin: 0.8rem 0 0;
  padding-left: 1.1rem;
}

.capability-panel li {
  margin: 0.4rem 0;
  color: var(--webgpu-muted);
}

.webgpu-doc .callout {
  border-radius: 8px;
}

.status-callout {
  max-width: 880px;
}

.command-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.command-panel-header span {
  color: var(--webgpu-amber);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.command-panel-header strong {
  color: #dfe9f8;
  font-size: 0.88rem;
}

.command-panel.browser .command-panel-header span {
  color: var(--webgpu-cyan);
}

.command-panel p,
.code-showcase p,
.architecture-panel p,
.panel-note {
  color: var(--webgpu-muted);
  line-height: 1.65;
}

.webgpu-doc pre {
  border-radius: 8px;
  border-color: rgba(142, 163, 194, 0.22);
  background: #060a10;
}

.webgpu-doc pre code {
  color: #dbe8ff;
}

.panel-note {
  margin-bottom: 0;
  font-size: 0.92rem;
}

.pipeline-list {
  display: grid;
  gap: 0.65rem;
  margin-top: 1rem;
}

.pipeline-list span {
  position: relative;
  border: 1px solid rgba(142, 163, 194, 0.2);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  padding: 0.75rem 0.85rem 0.75rem 2.25rem;
  color: #dfe9f8;
}

.pipeline-list span::before {
  content: "";
  position: absolute;
  left: 0.85rem;
  top: 50%;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 2px;
  background: var(--webgpu-cyan);
  transform: translateY(-50%);
}

.related-grid {
  margin-top: 1.25rem;
}

.related-card {
  flex: 1 1 15rem;
  min-width: 0;
  padding: 1rem;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease;
}

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

.related-card span {
  color: var(--webgpu-cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-card strong {
  margin-top: 0.5rem;
  color: #edf5ff;
  line-height: 1.35;
}

.related-card:hover {
  border-color: rgba(56, 231, 213, 0.45);
  transform: translateY(-2px);
}

@media (max-width: 1080px) {
  .webgpu-hero-grid {
    grid-template-columns: 1fr;
    max-width: 860px;
  }

  .webgpu-hero-copy h1 {
    max-width: none;
  }

  .webgpu-doc h1 {
    font-size: 3.1rem;
  }
}

@media (max-width: 700px) {
  .webgpu-doc .top-nav::after {
    opacity: 1;
  }
}

@media (max-width: 900px) {
  h1 {
    font-size: 2.55rem;
  }

  .docs-hero-grid,
  .metric-strip,
  .capability-map {
    grid-template-columns: 1fr;
  }

  .doc-workbench-body {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .doc-workbench-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .cards-2,
  .cards-3 {
    grid-template-columns: 1fr;
  }

  .webgpu-hero-grid,
  .capability-grid,
  .command-grid,
  .split-section {
    grid-template-columns: 1fr;
  }

  .webgpu-hero-copy h1 {
    max-width: none;
  }

  .webgpu-doc h1 {
    font-size: 2.75rem;
  }

  .webgpu-doc .section h2 {
    font-size: 1.72rem;
  }

  .workbench-body {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .workbench-side {
    border-right: 0;
    border-bottom: 1px solid rgba(142, 163, 194, 0.18);
  }

  .workbench-titlebar {
    grid-template-columns: 0.7rem 0.7rem 0.7rem minmax(0, 1fr);
  }

  .workbench-titlebar em {
    grid-column: 1 / -1;
  }

  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  h1 {
    font-size: 2.15rem;
  }

  .hero,
  .docs-hero,
  .page-hero {
    padding-top: 2.3rem;
  }

  .doc-workbench-titlebar {
    grid-template-columns: 0.68rem 0.68rem 0.68rem minmax(0, 1fr);
  }

  .doc-workbench-titlebar em {
    grid-column: 1 / -1;
  }

  .status-chip,
  .pill,
  .btn {
    max-width: 100%;
  }

  .webgpu-hero-grid {
    gap: 1.25rem;
  }

  .webgpu-doc h1 {
    font-size: 2.25rem;
  }

  .webgpu-doc .section h2 {
    font-size: 1.5rem;
  }

  .hero-metrics div,
  .related-card {
    flex-basis: 100%;
  }

  .workbench-titlebar strong,
  .workbench-titlebar em {
    white-space: normal;
  }

  .plot-stage,
  .workbench-side,
  .capability-panel,
  .command-panel,
  .code-showcase,
  .architecture-panel {
    padding: 0.85rem;
  }
}

/* Figma diagram gallery */
.figma-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.35rem;
  border-radius: 14px;
  border: 1px solid rgba(56, 220, 202, 0.28);
  background:
    linear-gradient(135deg, rgba(56, 220, 202, 0.08), rgba(123, 183, 255, 0.06)),
    var(--panel);
  box-shadow: var(--shadow);
}

.figma-banner strong {
  display: block;
  font-size: 1.02rem;
  margin-bottom: 0.25rem;
}

.figma-banner p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Full-width readable diagrams — use on architecture + diagrams pages */
.diagram-stack {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  margin-top: 1.5rem;
}

.diagram-feature {
  border-radius: 18px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--panel) 100%);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.diagram-feature-head {
  padding: 1.15rem 1.35rem 0.35rem;
}

.diagram-feature-head h3 {
  margin: 0 0 0.45rem;
  font-size: 1.2rem;
  color: var(--text);
}

.diagram-feature-head p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.55;
  max-width: 72ch;
}

.diagram-feature-canvas {
  padding: 1rem 1.15rem 1.2rem;
  background:
    linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%),
    repeating-linear-gradient(
      -45deg,
      rgba(123, 183, 255, 0.035) 0,
      rgba(123, 183, 255, 0.035) 1px,
      transparent 1px,
      transparent 14px
    );
  border-top: 1px solid rgba(39, 54, 74, 0.28);
}

.diagram-feature-canvas img,
.diagram-feature-canvas object {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid rgba(15, 23, 35, 0.08);
  box-shadow: 0 14px 40px rgba(8, 13, 20, 0.14);
}

.diagram-feature-foot {
  padding: 0.85rem 1.35rem 1.1rem;
  border-top: 1px solid var(--line-soft);
  background: var(--panel-2);
}

.diagram-feature-foot a {
  color: var(--accent-2);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
}

.diagram-feature-foot a:hover {
  color: var(--accent);
}

/* Compact grid — index page previews only */
.diagram-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
  margin-top: 1.25rem;
  align-items: start;
}

.diagram-gallery.compact .diagram-card img {
  max-height: 220px;
  object-fit: contain;
  object-position: top center;
}

.diagram-card {
  border-radius: 16px;
  border: 1px solid var(--line-soft);
  background: linear-gradient(180deg, var(--panel-2) 0%, var(--panel) 100%);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.diagram-card:hover {
  transform: translateY(-3px);
  border-color: rgba(56, 220, 202, 0.35);
}

.diagram-card figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%),
    repeating-linear-gradient(
      -45deg,
      rgba(123, 183, 255, 0.04) 0,
      rgba(123, 183, 255, 0.04) 1px,
      transparent 1px,
      transparent 12px
    );
  border-bottom: 1px solid rgba(39, 54, 74, 0.35);
  padding: 0.85rem;
}

.diagram-hero > img {
  padding: 0.85rem;
  background:
    linear-gradient(180deg, #f8fafc 0%, #eef2f7 100%),
    repeating-linear-gradient(
      -45deg,
      rgba(123, 183, 255, 0.04) 0,
      rgba(123, 183, 255, 0.04) 1px,
      transparent 1px,
      transparent 12px
    );
}

.diagram-card img,
.diagram-hero img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  border: 1px solid rgba(15, 23, 35, 0.08);
  box-shadow: 0 10px 28px rgba(8, 13, 20, 0.12);
  background: #f4f7fb;
}

.diagram-card figcaption {
  padding: 1rem 1.1rem 1.15rem;
  background: var(--panel-2);
}

.diagram-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.02rem;
  color: var(--text);
}

.diagram-card p {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.diagram-card a {
  color: var(--accent-2);
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
}

.diagram-card a:hover {
  color: var(--accent);
}

.diagram-hero {
  margin: 1.5rem 0 0;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  box-shadow: var(--shadow);
  background: var(--panel);
}

.diagram-gallery .diagram-card figure {
  position: relative;
}

.diagram-gallery:not(.compact) .diagram-card img {
  width: 100%;
  height: auto;
}

.diagram-hero-caption {
  padding: 0.9rem 1.15rem;
  background: var(--panel-2);
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.9rem;
}

.diagram-hero-caption a {
  color: var(--accent-2);
  font-weight: 600;
}

.diagram-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 1.5rem;
  align-items: start;
}

@media (max-width: 900px) {
  .diagram-split {
    grid-template-columns: 1fr;
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}