* {
  box-sizing: border-box;
}

:root {
  color-scheme: dark;
  --bg: #0b0e12;
  --panel: #171c24;
  --panel-strong: #202733;
  --border: #303946;
  --text: #eef4ff;
  --muted: #a9b4c3;
  --dim: #7f8a99;
  --accent: #65d8ff;
  --accent-strong: #8ee8ff;
  --accent-soft: rgba(101, 216, 255, 0.13);
  --ok: #7ee787;
  --warn: #ffd479;
  --planned: #b8a3ff;
  --shadow: rgba(0, 0, 0, 0.35);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

html {
  min-height: 100%;
  background: var(--bg);
}

body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(101, 216, 255, 0.11), transparent 32rem),
    linear-gradient(180deg, #0d1117 0%, var(--bg) 42rem);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--border);
  background: rgba(11, 14, 18, 0.94);
  backdrop-filter: blur(14px);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 14px 0;
}

.brand {
  display: grid;
  min-width: 180px;
  color: var(--text);
  font-weight: 750;
  letter-spacing: 0;
}

.brand span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 500;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
  flex-wrap: wrap;
}

.nav-links a {
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 7px 10px;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.nav-links a:hover {
  border-color: var(--border);
  background: var(--panel);
  color: var(--text);
}

.nav-links a[aria-current="page"] {
  border-color: rgba(101, 216, 255, 0.45);
  background: var(--accent-soft);
  color: var(--text);
}

.nav-links .open-editor {
  margin-left: 6px;
  border-color: rgba(101, 216, 255, 0.5);
  background: linear-gradient(180deg, rgba(101, 216, 255, 0.18), rgba(101, 216, 255, 0.08));
  color: var(--text);
}

.page {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 54px 0 64px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 28px;
  align-items: center;
  min-height: 360px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.16;
  letter-spacing: 0;
}

h1 {
  margin: 0 0 18px;
  font-size: clamp(2.4rem, 7vw, 5rem);
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(1.55rem, 3vw, 2.3rem);
}

h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

p {
  margin: 0 0 16px;
}

.lead {
  max-width: 66ch;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 14px;
  background: var(--panel);
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}

.button:hover {
  border-color: rgba(101, 216, 255, 0.5);
  background: var(--panel-strong);
  text-decoration: none;
}

.button.primary {
  border-color: rgba(101, 216, 255, 0.65);
  background: linear-gradient(180deg, rgba(101, 216, 255, 0.22), rgba(101, 216, 255, 0.1));
}

.panel,
.card,
.callout {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(23, 28, 36, 0.86);
  box-shadow: 0 16px 40px var(--shadow);
}

.panel {
  padding: 24px;
}

.section {
  margin-top: 42px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

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

.card {
  padding: 18px;
}

.card p:last-child,
.callout p:last-child {
  margin-bottom: 0;
}

.manual-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.manual-map .card {
  min-height: 100%;
}

.related {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.related a,
.pill-link {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 650;
  text-decoration: none;
}

.related a:hover,
.pill-link:hover {
  border-color: rgba(101, 216, 255, 0.5);
  color: var(--text);
  text-decoration: none;
}

.diagram {
  border-color: rgba(101, 216, 255, 0.24);
  background: #070a0f;
}

.glossary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.glossary-list article {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  background: rgba(23, 28, 36, 0.72);
}

.page-search {
  width: min(100%, 520px);
  min-height: 42px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  background: #090d13;
  color: var(--text);
  font: inherit;
}

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

.small {
  color: var(--dim);
  font-size: 0.9rem;
}

.badge-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 9px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
}

.badge.available {
  border-color: rgba(126, 231, 135, 0.35);
  color: var(--ok);
}

.badge.experimental {
  border-color: rgba(255, 212, 121, 0.38);
  color: var(--warn);
}

.badge.planned {
  border-color: rgba(184, 163, 255, 0.42);
  color: var(--planned);
}

.badge.runtime {
  border-color: rgba(101, 216, 255, 0.38);
  color: var(--accent-strong);
}

.badge.internal {
  border-color: rgba(169, 180, 195, 0.35);
  color: var(--muted);
}

.component-reference {
  display: grid;
  gap: 14px;
}

.component-group {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  background: rgba(23, 28, 36, 0.76);
}

.component-group h3 {
  margin-bottom: 8px;
  color: var(--text);
}

.component-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  border-top: 1px solid rgba(48, 57, 70, 0.72);
  padding: 9px 0;
  color: var(--text);
  text-decoration: none;
}

.component-row:hover {
  color: var(--accent-strong);
  text-decoration: none;
}

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

.component-detail {
  scroll-margin-top: 96px;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  background: rgba(23, 28, 36, 0.72);
}

.component-detail > div:first-child {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.component-detail h3 {
  margin: 0;
}

.component-detail dl {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
}

.component-detail dt {
  color: var(--text);
  font-weight: 750;
}

.component-detail dd {
  margin: 0;
  color: var(--muted);
}

.related span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.callout {
  border-color: rgba(101, 216, 255, 0.24);
  padding: 18px;
  background: linear-gradient(180deg, rgba(101, 216, 255, 0.1), rgba(23, 28, 36, 0.86));
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  gap: 16px;
  border-left: 2px solid rgba(101, 216, 255, 0.35);
  padding: 4px 0 4px 18px;
}

.list-clean {
  margin: 0;
  padding-left: 18px;
}

.list-clean li {
  margin: 6px 0;
}

pre,
code {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
}

pre {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  background: #080b10;
  color: #d8e2f0;
}

table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(23, 28, 36, 0.7);
}

th,
td {
  border-bottom: 1px solid var(--border);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--panel-strong);
  color: var(--text);
}

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

tr:last-child td {
  border-bottom: 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: #080b10;
}

.footer-shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0;
  color: var(--dim);
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  .nav-shell,
  .footer-shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    justify-content: flex-start;
  }

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

  .grid,
  .grid.two,
  .manual-map,
  .glossary-list,
  .component-detail-grid {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .page {
    width: min(100% - 22px, 1120px);
    padding-top: 32px;
  }

  .nav-shell {
    width: min(100% - 22px, 1180px);
  }

  .nav-links a {
    padding: 6px 8px;
    font-size: 0.86rem;
  }

  .panel,
  .card,
  .callout {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}