:root {
  color-scheme: light;
  --bg: #F4F7FB;
  --bg-elevated: rgba(255, 255, 255, 0.78);
  --bg-strong: #FFFFFF;
  --border: rgba(7, 21, 37, 0.10);
  --code-bg: #0D1726;
  --code-border: rgba(120, 214, 255, 0.20);
  --copy-bg: rgba(255, 255, 255, 0.06);
  --copy-text: #EAF4FF;
  --glow: rgba(43, 217, 255, 0.24);
  --muted: #5E6B7D;
  --panel-shadow: 0 24px 60px rgba(7, 21, 37, 0.10);
  --ring: rgba(43, 217, 255, 0.35);
  --text: #102033;
  --text-soft: #334962;
  --theme-button: #DCEAF7;
  --token-comment: #6D84A3;
  --token-function: #7FE7FF;
  --token-keyword: #6EE7B7;
  --token-number: #F7B267;
  --token-operator: #A7B8D0;
  --token-property: #C9D7EA;
  --token-string: #FFD479;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #071525;
  --bg-elevated: rgba(11, 27, 43, 0.78);
  --bg-strong: #0D1E31;
  --border: rgba(142, 197, 255, 0.12);
  --code-bg: #040B14;
  --code-border: rgba(79, 202, 255, 0.24);
  --copy-bg: rgba(255, 255, 255, 0.08);
  --copy-text: #EAF4FF;
  --glow: rgba(66, 216, 255, 0.20);
  --muted: #89A0BB;
  --panel-shadow: 0 32px 72px rgba(0, 0, 0, 0.38);
  --ring: rgba(119, 231, 255, 0.34);
  --text: #EAF4FF;
  --text-soft: #BED0E6;
  --theme-button: #153049;
  --token-comment: #6F88A4;
  --token-function: #84F4FF;
  --token-keyword: #71F0BF;
  --token-number: #FFB86C;
  --token-operator: #B9CAE0;
  --token-property: #D9E5F3;
  --token-string: #F7DD7E;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background:
    radial-gradient(circle at top, rgba(40, 210, 255, 0.16), transparent 34%),
    radial-gradient(circle at 80% 10%, rgba(19, 115, 255, 0.10), transparent 22%),
    linear-gradient(180deg, rgba(9, 22, 37, 0.02), transparent 30%),
    var(--bg);
  color: var(--text);
  font-family: "IBM Plex Sans", "Avenir Next", "Segoe UI", sans-serif;
  margin: 0;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

code,
pre {
  font-family: "IBM Plex Mono", "SFMono-Regular", monospace;
}

.site-shell {
  margin: 0 auto;
  max-width: 1600px;
  min-height: 100vh;
  padding: 24px;
  position: relative;
}

.site-aura {
  border-radius: 999px;
  filter: blur(56px);
  pointer-events: none;
  position: fixed;
  z-index: 0;
}

.site-aura-one {
  background: rgba(0, 224, 255, 0.16);
  height: 280px;
  left: -80px;
  top: -60px;
  width: 280px;
}

.site-aura-two {
  background: rgba(36, 120, 255, 0.14);
  height: 320px;
  right: 4%;
  top: 22%;
  width: 320px;
}

.site-header,
.page-frame,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  align-items: center;
  display: grid;
  gap: 20px;
  grid-template-columns: auto 1fr auto;
  margin-bottom: 32px;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 14px;
}

.brand-logo {
  filter: drop-shadow(0 10px 16px rgba(52, 197, 255, 0.22));
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-kicker,
.hero-kicker,
.panel-kicker,
.doc-eyebrow,
.sidebar-label,
.toc-label,
.doc-card-label,
.pager-kicker {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  margin: 0;
  text-transform: uppercase;
}

.brand-name {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.header-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.header-link,
.theme-toggle,
.button-secondary {
  backdrop-filter: blur(16px);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--panel-shadow);
}

.header-link {
  color: var(--text-soft);
  padding: 10px 14px;
  transition: background 160ms ease, transform 160ms ease;
}

.header-link:hover,
.button-secondary:hover,
.theme-toggle:hover {
  background: var(--bg-strong);
  transform: translateY(-1px);
}

.theme-toggle {
  align-items: center;
  color: var(--text);
  cursor: pointer;
  display: inline-flex;
  gap: 10px;
  padding: 10px 14px;
}

.theme-toggle-ring {
  background: linear-gradient(135deg, #39D0FF, #7CFFB2);
  border-radius: 50%;
  box-shadow: 0 0 0 6px rgba(57, 208, 255, 0.10);
  height: 14px;
  width: 14px;
}

.page-frame {
  display: grid;
  gap: 24px;
  grid-template-columns: 260px minmax(0, 1fr) 250px;
}

.route-home .page-frame {
  grid-template-columns: minmax(0, 1fr);
}

.page-main,
.sidebar-card,
.toc-card,
.panel,
.doc-page,
.hero-code-panel {
  backdrop-filter: blur(18px);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: var(--panel-shadow);
}

.page-main,
.doc-page {
  border-radius: 30px;
  overflow: hidden;
}

.route-home .page-main {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  overflow: visible;
}

.sidebar-card,
.toc-card {
  border-radius: 24px;
  padding: 20px;
  position: sticky;
  top: 24px;
}

.sidebar-group + .sidebar-group {
  margin-top: 22px;
}

.sidebar-group-title {
  color: var(--text-soft);
  font-size: 0.88rem;
  font-weight: 700;
  margin: 0 0 12px;
}

.sidebar-list,
.feature-list,
.path-list,
.toc-list {
  margin: 0;
  padding: 0;
}

.sidebar-list,
.feature-list {
  list-style: none;
}

.sidebar-list li + li,
.toc-item + .toc-item {
  margin-top: 8px;
}

.sidebar-link,
.toc-item a {
  color: var(--text-soft);
  display: block;
  transition: color 160ms ease, transform 160ms ease;
}

.sidebar-link:hover,
.toc-item a:hover {
  color: var(--text);
  transform: translateX(2px);
}

.sidebar-link.is-current {
  color: var(--text);
  font-weight: 700;
}

.toc-level-3,
.toc-level-4 {
  margin-left: 14px;
}

.page-home {
  padding: 0;
}

.hero {
  align-items: stretch;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  margin-bottom: 28px;
  min-height: 760px;
}

.hero-copy,
.hero-code-panel,
.panel,
.doc-card {
  border-radius: 28px;
  padding: 28px;
}

.hero-copy,
.hero-code-panel,
.panel,
.doc-card,
.reactor {
  min-width: 0;
}

.hero-copy {
  align-items: center;
  background:
    radial-gradient(circle at 20% 10%, rgba(71, 218, 255, 0.18), transparent 34%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.22), transparent),
    var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: var(--panel-shadow);
  display: flex;
  flex-direction: column;
  gap: 24px;
  justify-content: center;
  text-align: center;
}

.hero-copy h1,
.doc-hero h1 {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: clamp(2.8rem, 6vw, 4.9rem);
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin: 12px 0 18px;
}

.hero-copy .badges {
  padding-top: 20px;
}

.hero-copy .badges a {
  text-decoration: none;
}

.hero-copy .badges a img {
  display: inline-block;
}

.doc-summary {
  color: var(--text-soft);
  font-size: 1.15rem;
  line-height: 1.7;
  margin: 0 0 14px;
  max-width: 56ch;
}

.hero-body {
  color: var(--text-soft);
  font-size: 1.08rem;
  line-height: 1.8;
  margin: 0;
  max-width: 60ch;
  text-align: center;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin: 0;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  font-weight: 700;
  justify-content: center;
  padding: 14px 18px;
}

.button-primary {
  background: linear-gradient(135deg, #2CD8FF, #63F0BF);
  border-radius: 999px;
  box-shadow: 0 18px 34px rgba(45, 212, 255, 0.22);
  color: #04111C;
}

.hero-visual {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.reactor {
  align-items: center;
  display: flex;
  justify-content: center;
  min-height: 280px;
  overflow: hidden;
  position: relative;
}

.reactor-inline {
  justify-content: center;
  margin: 0 auto -8px;
  width: min(100%, 420px);
}

.reactor-inline .reactor-core {
  height: 84px;
  width: 84px;
}

.reactor-core,
.reactor-ring,
.reactor-pulse {
  border-radius: 50%;
  position: absolute;
}

.reactor-core {
  background: linear-gradient(135deg, #39D0FF, #7CFFB2);
  box-shadow:
    0 0 0 14px rgba(57, 208, 255, 0.10),
    0 0 80px rgba(57, 208, 255, 0.38);
  height: 72px;
  width: 72px;
}

.reactor-ring {
  border: 1px solid var(--ring);
}

.reactor-ring-one {
  height: 150px;
  width: 320px;
}

.reactor-ring-two {
  height: 180px;
  width: 180px;
}

.reactor-ring-three {
  height: 260px;
  width: 260px;
}

.reactor-pulse {
  background: rgba(124, 255, 178, 0.88);
  border-radius: 50%;
  box-shadow: 0 0 22px rgba(124, 255, 178, 0.44);
  height: 12px;
  position: absolute;
  width: 12px;
}

.reactor-pulse-one {
  animation: orbit-one 8s linear infinite;
}

.reactor-pulse-two {
  animation: orbit-two 10s linear infinite;
}

.hero-code-header {
  margin-bottom: 18px;
}

.hero-code-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-code-tab {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 700;
  padding: 10px 14px;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.hero-code-tab[aria-selected="true"] {
  background: rgba(57, 208, 255, 0.12);
  border-color: rgba(57, 208, 255, 0.28);
  color: var(--text);
}

.hero-code-meta {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.84rem;
  justify-content: space-between;
  margin-bottom: 16px;
}

.hero-code-example[hidden] {
  display: none;
}

.panel-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 24px;
}

.panel h2,
.documentation-map h2 {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  font-size: 1.75rem;
  line-height: 1.15;
  margin: 12px 0 18px;
}

.panel-glow {
  background:
    radial-gradient(circle at top right, rgba(43, 217, 255, 0.14), transparent 28%),
    var(--bg-elevated);
}

.feature-list li,
.path-list li {
  color: var(--text-soft);
  line-height: 1.7;
}

.feature-list li + li,
.path-list li + li {
  margin-top: 10px;
}

.feature-list li::before {
  color: #2DD4FF;
  content: "•";
  display: inline-block;
  margin-right: 10px;
}

.feature-list-muted li::before {
  color: #7CFFB2;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.pill {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-soft);
  padding: 10px 14px;
}

.path-list {
  padding-left: 18px;
}

.path-list a {
  text-decoration: underline;
  text-decoration-color: rgba(45, 212, 255, 0.40);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

.documentation-map {
  padding: 8px 2px 0;
}

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

.doc-card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.documentation-map,
.panel-grid:last-child {
  margin-bottom: 0;
}

.doc-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  box-shadow: var(--panel-shadow);
}

.doc-card h3 {
  font-size: 1.2rem;
  margin: 8px 0 10px;
}

.doc-card h3 a {
  text-decoration: underline;
}

.doc-card p:last-child {
  color: var(--text-soft);
  line-height: 1.7;
  margin-bottom: 0;
}

.doc-page {
  padding: 0;
}

.doc-hero {
  background:
    radial-gradient(circle at top right, rgba(43, 217, 255, 0.12), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent),
    var(--bg-elevated);
  border-bottom: 1px solid var(--border);
  padding: 36px;
}

.doc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.doc-meta-link {
  color: var(--text-soft);
  text-decoration: underline;
  text-decoration-color: rgba(45, 212, 255, 0.36);
  text-underline-offset: 0.2em;
}

.doc-content {
  padding: 36px;
}

.doc-content > :first-child {
  margin-top: 0;
}

.doc-content h2,
.doc-content h3,
.doc-content h4 {
  font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
  letter-spacing: -0.03em;
  margin-top: 2.2em;
}

.doc-content p,
.doc-content li,
.doc-content blockquote {
  color: var(--text-soft);
  line-height: 1.8;
}

.doc-content a {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: rgba(45, 212, 255, 0.34);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

.doc-content ul,
.doc-content ol {
  padding-left: 22px;
}

.doc-content table {
  border-collapse: collapse;
  display: block;
  overflow-x: auto;
  width: 100%;
}

.doc-content th,
.doc-content td {
  border-bottom: 1px solid var(--border);
  padding: 12px 14px;
  text-align: left;
}

.doc-content inline-code,
.doc-content code:not(pre code) {
  background: rgba(57, 208, 255, 0.12);
  border: 1px solid rgba(57, 208, 255, 0.14);
  border-radius: 10px;
  color: var(--text);
  font-size: 0.92em;
  padding: 0.18em 0.42em;
}

.code-block {
  background: var(--code-bg);
  border: 1px solid var(--code-border);
  border-radius: 22px;
  margin: 26px 0;
  overflow: hidden;
}

.code-block-header {
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
}

.code-block-title {
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.copy-button {
  background: var(--copy-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--copy-text);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 12px;
}

.code-block pre {
  margin: 0;
  overflow-x: auto;
  padding: 18px 20px 20px;
}

.code-block code {
  color: #E6F1FF;
  display: block;
  line-height: 1.7;
  white-space: pre;
}

.token-comment {
  color: var(--token-comment);
}

.token-function {
  color: var(--token-function);
}

.token-keyword {
  color: var(--token-keyword);
}

.token-number {
  color: var(--token-number);
}

.token-operator {
  color: var(--token-operator);
}

.token-property {
  color: var(--token-property);
}

.token-string {
  color: var(--token-string);
}

.doc-pager {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 0 36px 36px;
}

.pager-link {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 22px;
  min-height: 88px;
  padding: 18px 20px;
}

.pager-link strong {
  display: block;
  margin-top: 8px;
}

.pager-next {
  text-align: right;
}

.pager-empty {
  visibility: hidden;
}

.site-footer {
  color: var(--muted);
  display: grid;
  font-size: 0.88rem;
  gap: 10px;
  justify-items: center;
  margin-top: 28px;
  padding: 8px 4px 24px;
  text-align: center;
}

.footer-copy,
.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 0;
}

.footer-meta a {
  text-decoration: underline;
  text-decoration-color: rgba(45, 212, 255, 0.36);
  text-underline-offset: 0.2em;
}

@keyframes orbit-one {
  0% {
    transform: rotate(0deg) translateX(130px) rotate(0deg);
  }
  100% {
    transform: rotate(360deg) translateX(130px) rotate(-360deg);
  }
}

@keyframes orbit-two {
  0% {
    transform: rotate(0deg) translateX(90px) rotate(0deg);
  }
  100% {
    transform: rotate(-360deg) translateX(90px) rotate(360deg);
  }
}

@media (max-width: 1200px) {
  .page-frame {
    grid-template-columns: 240px minmax(0, 1fr);
  }

  .page-toc {
    display: none;
  }

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

@media (max-width: 960px) {
  .site-shell {
    padding: 18px;
  }

  .site-header {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .page-frame {
    grid-template-columns: 1fr;
  }

  .page-sidebar {
    order: 2;
  }

  .hero,
  .panel-grid,
  .doc-card-grid,
  .doc-pager {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

}

@media (max-width: 720px) {
  .doc-content,
  .doc-hero {
    padding: 22px;
  }

  .hero-copy,
  .hero-code-panel,
  .panel,
  .doc-card {
    padding: 22px;
  }

  .hero-copy h1,
  .doc-hero h1 {
    font-size: 2.6rem;
  }

  .hero-code-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 6px;
  }
}