:root {
  color-scheme: light;
  --bg: #f7f8fb;
  --panel: #ffffff;
  --text: #151922;
  --muted: #5e6878;
  --line: #d9dee8;
  --accent: #0969da;
  --accent-strong: #054da3;
  --code-bg: #eef2f7;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 0 32px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 18px;
}

.brand img {
  flex: 0 0 auto;
  border-radius: 6px;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-size: 14px;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
}

.language-switcher {
  position: relative;
}

.language-switcher summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.language-switcher summary::-webkit-details-marker {
  display: none;
}

.language-switcher summary::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
}

.language-switcher[open] summary {
  color: var(--accent-strong);
  border-color: var(--accent);
}

.language-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  z-index: 20;
  min-width: 168px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 14px 32px rgba(21, 25, 34, 0.14);
}

.language-menu a {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--text);
  white-space: nowrap;
}

.language-menu a:hover {
  background: var(--code-bg);
  color: var(--accent-strong);
  text-decoration: none;
}

.language-menu a[aria-current="page"] {
  background: var(--code-bg);
  color: var(--accent-strong);
  font-weight: 800;
}

.page {
  width: min(1320px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 64px;
}

.hero {
  min-height: 560px;
  display: grid;
  align-items: center;
  justify-items: center;
  padding: 72px 0 88px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.hero-inner {
  max-width: 920px;
  margin: 0 auto;
}

.hero-logo {
  display: block;
  width: min(360px, 74vw);
  height: auto;
  margin: 0 auto 36px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent-strong);
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 900px;
  margin: 0 auto 24px;
  font-size: clamp(42px, 6vw, 68px);
  line-height: 1.06;
  letter-spacing: 0;
}

.hero p {
  max-width: 860px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 21px;
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  background: var(--panel);
  font-weight: 600;
}

.button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #ffffff;
}

.content {
  max-width: 860px;
  margin: 0 auto;
}

.docs-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr) 220px;
  gap: 32px;
  align-items: start;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 860px) 220px;
  gap: 32px;
  align-items: start;
  justify-content: center;
}

.docs-content {
  max-width: none;
  min-width: 0;
}

.docs-sidebar,
.page-toc {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 104px);
  overflow: auto;
  padding-bottom: 16px;
}

.docs-sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-size: 14px;
}

.docs-sidebar p,
.page-toc p {
  margin: 18px 0 6px;
  color: var(--text);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

.docs-sidebar p:first-child,
.page-toc p:first-child {
  margin-top: 0;
}

.docs-sidebar a {
  display: block;
  padding: 5px 8px;
  border-radius: 6px;
  color: var(--muted);
}

.docs-sidebar a:hover {
  background: var(--code-bg);
  color: var(--accent-strong);
  text-decoration: none;
}

.page-toc {
  font-size: 13px;
}

.page-toc nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.page-toc nav ul ul {
  padding-left: 12px;
  margin-top: 4px;
}

.page-toc li {
  margin: 4px 0;
}

.page-toc a {
  color: var(--muted);
}

.page-toc a:hover {
  color: var(--accent-strong);
}

.home-content {
  margin-top: 56px;
}

.content h1 {
  margin: 0 0 24px;
  font-size: 42px;
  line-height: 1.12;
  letter-spacing: 0;
}

.content h2 {
  margin: 36px 0 12px;
  padding-top: 8px;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: 0;
}

.content h3 {
  margin: 28px 0 10px;
  font-size: 21px;
  line-height: 1.3;
  letter-spacing: 0;
}

.content p,
.content li {
  color: var(--text);
}

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

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

.content th {
  background: var(--code-bg);
}

.content code {
  padding: 2px 5px;
  border-radius: 4px;
  background: var(--code-bg);
  font-size: 0.92em;
}

.content pre {
  overflow-x: auto;
  padding: 16px;
  border-radius: 6px;
  background: #121722;
  color: #f5f7fb;
}

.content pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.doc-card {
  display: flex;
  flex-direction: column;
  min-height: 132px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
}

.doc-card strong {
  margin-bottom: 8px;
  font-size: 17px;
}

.doc-card span {
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 1080px) {
  .docs-layout,
  .page-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-sidebar,
  .page-toc {
    position: static;
    max-height: none;
    overflow: visible;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--panel);
    padding: 16px;
  }

  .docs-sidebar nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 4px 10px;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 16px;
  }

  .page {
    width: min(100% - 24px, 1080px);
  }

  .hero {
    min-height: 460px;
    padding: 44px 0 56px;
  }

  .hero-logo {
    width: min(300px, 82vw);
    margin-bottom: 28px;
  }

  .hero p {
    font-size: 18px;
  }

  .content h1 {
    font-size: 34px;
  }
}