:root {
  color-scheme: light;
  --amber: #A86B00;
  --blue: #0876D9;
  --blue-deep: #0057AA;
  --code: #0E1726;
  --code-line: #24364F;
  --cyan: #20A7D8;
  --green: #1F8A70;
  --ink: #111827;
  --line: #D8E0EA;
  --line-strong: #B8C7D8;
  --muted: #5D6878;
  --paper: #FFFFFF;
  --radius: 8px;
  --shadow: 0 16px 40px rgba(16, 39, 74, 0.09);
  --shadow-soft: 0 8px 24px rgba(16, 39, 74, 0.06);
  --subtle: #7B8797;
  --surface: #F7FAFF;
  --surface-2: #EEF5FC;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --amber: #F2BB5C;
  --blue: #4AA3FF;
  --blue-deep: #8EC7FF;
  --code: #030914;
  --code-line: #274565;
  --cyan: #50D2FF;
  --green: #62D1B4;
  --ink: #E8F3FF;
  --line: #24364F;
  --line-strong: #35516F;
  --muted: #A7B8CB;
  --paper: #08111F;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.36);
  --shadow-soft: 0 8px 24px rgba(0, 0, 0, 0.24);
  --subtle: #8295AA;
  --surface: #0F1B2D;
  --surface-2: #142842;
}

* {
  box-sizing: border-box;
}

body {
  background:
    linear-gradient(90deg, rgba(8, 118, 217, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(8, 118, 217, 0.04) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
  color: var(--ink);
  line-height: 1.45;
  margin: 0;
}

:root[data-theme="dark"] body {
  background:
    linear-gradient(90deg, rgba(74, 163, 255, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(74, 163, 255, 0.08) 1px, transparent 1px),
    var(--paper);
  background-size: 28px 28px;
}

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

code {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--blue-deep);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
  padding: 0.1em 0.28em;
}

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

.button,
button {
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 700;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
}

.button:hover,
button:hover {
  border-color: var(--blue);
  color: var(--blue-deep);
}

.site-shell {
  display: block;
  min-height: 100vh;
}

.sidebar {
  background: color-mix(in srgb, var(--paper) 96%, transparent);
  border-right: 1px solid var(--line);
  bottom: 0;
  display: flex;
  flex-direction: column;
  left: 0;
  padding: 20px 18px;
  position: fixed;
  top: 0;
  width: 280px;
  z-index: 4;
}

.brand {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 10px;
  padding-bottom: 18px;
}

.brand-mark {
  align-items: center;
  background: var(--blue);
  border: 2px solid var(--blue-deep);
  border-radius: 4px;
  display: flex;
  height: 36px;
  justify-content: center;
  position: relative;
  width: 36px;
}

.brand-mark::after {
  border: 2px solid rgba(255, 255, 255, 0.72);
  content: "";
  height: 16px;
  position: absolute;
  transform: rotate(45deg);
  width: 16px;
}

.brand strong {
  display: block;
  font-size: 15px;
}

.brand span span,
.topbar-brand span span {
  color: var(--muted);
  display: block;
  font-size: 12px;
}

.sidebar-section {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.sidebar h2,
.sidebar h3 {
  color: var(--subtle);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.nav-list {
  display: grid;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list a {
  border-radius: var(--radius);
  color: var(--muted);
  display: block;
  font-size: 14px;
  padding: 8px 10px;
}

.nav-list a.active {
  background: var(--surface-2);
  border: 1px solid rgba(8, 118, 217, 0.22);
  color: var(--blue-deep);
  font-weight: 800;
}

.content {
  margin-left: 280px;
  min-width: 0;
}

.topbar {
  align-items: center;
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  min-height: 68px;
  padding: 14px 28px;
  position: sticky;
  top: 0;
  z-index: 2;
}

.topbar-brand {
  align-items: center;
  display: none;
  gap: 8px;
  min-width: 172px;
}

.topbar-brand strong {
  display: block;
  font-size: 14px;
  line-height: 1.1;
}

.top-actions {
  display: flex;
  gap: 8px;
  margin-left: auto;
}

.top-actions .button:first-of-type {
  background: var(--code);
  border-color: var(--code);
  color: var(--paper);
}

:root[data-theme="dark"] .top-actions .button:first-of-type {
  background: #E8F3FF;
  border-color: #E8F3FF;
  color: #07101E;
}

.top-actions .button:last-child,
.theme-toggle {
  background: var(--surface-2);
  border-color: rgba(8, 118, 217, 0.28);
  color: var(--blue-deep);
}

.mobile-menu {
  display: none;
  margin-left: auto;
}

.mobile-menu span {
  background: var(--ink);
  display: block;
  height: 2px;
  width: 18px;
}

.mobile-nav {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  display: none;
  gap: 8px;
  overflow-x: auto;
  padding: 10px 16px;
}

.mobile-nav.open {
  display: flex;
}

.page {
  padding: 46px 36px 84px;
}

.page-inner {
  margin: 0 auto;
  max-width: 1180px;
}

.eyebrow {
  color: var(--blue-deep);
  font-size: 13px;
  font-weight: 800;
  margin: 0 0 10px;
  text-transform: uppercase;
}

h1 {
  color: var(--ink);
  font-size: 48px;
  line-height: 1.04;
  margin: 0;
  max-width: 840px;
}

.lede {
  color: var(--muted);
  font-size: 19px;
  margin: 18px 0 0;
  max-width: 820px;
}

.hero-grid,
.article-layout {
  display: grid;
  gap: 26px;
  grid-template-columns: minmax(0, 1fr) 320px;
}

.hero-grid {
  margin-top: 34px;
}

.panel,
.lane,
.doc-card,
.article-card {
  background: color-mix(in srgb, var(--paper) 96%, var(--surface));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.panel,
.article-card {
  padding: 22px;
}

.code-block {
  background: var(--code);
  border: 1px solid var(--code-line);
  border-radius: var(--radius);
  color: #D7E8FF;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  line-height: 1.65;
  margin: 0;
  overflow: auto;
  padding: 18px;
  position: relative;
  white-space: pre;
}

.code-block .hljs-keyword,
.code-block .hljs-literal,
.code-block .hljs-selector-tag,
.code-block .hljs-title {
  color: #8EC7FF;
}

.code-block .hljs-attr,
.code-block .hljs-built_in,
.code-block .hljs-name,
.code-block .hljs-property,
.code-block .hljs-type,
.code-block .hljs-variable {
  color: #50D2FF;
}

.code-block .hljs-number,
.code-block .hljs-string,
.code-block .hljs-template-variable {
  color: #F2BB5C;
}

.code-block .hljs-comment,
.code-block .hljs-meta,
.code-block .hljs-quote {
  color: #8DA2BA;
}

.code-block .hljs-function,
.code-block .hljs-params {
  color: #D7E8FF;
}

.code-block .hljs-symbol,
.code-block .hljs-tag {
  color: #62D1B4;
}

.copy-code {
  background: var(--surface-2);
  color: var(--blue-deep);
  font-size: 12px;
  min-height: 30px;
  padding: 4px 8px;
  position: absolute;
  right: 8px;
  top: 8px;
}

.quick-links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.quick-links a {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  gap: 16px;
  justify-content: space-between;
  min-height: 48px;
  padding: 10px 12px;
}

.quick-links span:last-child {
  color: var(--blue-deep);
  font-weight: 800;
}

.section {
  margin-top: 50px;
}

.section-head {
  align-items: end;
  display: flex;
  gap: 18px;
  justify-content: space-between;
  margin-bottom: 16px;
}

.section h2,
.article-card h2 {
  font-size: 25px;
  margin: 0;
}

.section-head p,
.doc-card p,
.lane p,
.article-card p {
  color: var(--muted);
}

.section-head p {
  margin: 4px 0 0;
  max-width: 680px;
}

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

.lane {
  display: flex;
  flex-direction: column;
  min-height: 220px;
  padding: 18px;
}

.lane-kicker {
  align-items: center;
  color: var(--blue-deep);
  display: flex;
  gap: 8px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 14px;
}

.lane-icon {
  background: var(--surface-2);
  border: 1px solid rgba(8, 118, 217, 0.28);
  border-radius: 5px;
  height: 28px;
  position: relative;
  width: 28px;
}

.lane-icon::after {
  background: var(--blue);
  content: "";
  height: 10px;
  left: 8px;
  position: absolute;
  top: 8px;
  transform: rotate(45deg);
  width: 10px;
}

.lane h3 {
  font-size: 23px;
  margin: 0 0 8px;
}

.lane a {
  border-top: 1px solid var(--line);
  color: var(--blue-deep);
  font-size: 14px;
  font-weight: 800;
  margin-top: auto;
  padding-top: 12px;
}

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

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

.doc-card {
  min-height: 136px;
  padding: 18px;
}

.doc-card h3 {
  font-size: 18px;
  margin: 0 0 8px;
}

.article-main {
  min-width: 0;
}

.article-layout {
  padding: 46px 36px 84px;
}

.article-toc {
  align-self: start;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--muted);
  font-size: 14px;
  padding: 4px 0 4px 18px;
  position: sticky;
  top: 116px;
}

.article-toc strong {
  color: var(--ink);
}

.article-toc a {
  display: block;
  margin: 8px 0;
}

.markdown-body {
  margin-top: 24px;
}

.markdown-body h1 {
  display: none;
}

.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  margin: 34px 0 12px;
}

.markdown-body p,
.markdown-body li {
  color: var(--muted);
}

.markdown-body a {
  color: var(--blue-deep);
  font-weight: 700;
}

.table-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: auto;
}

table {
  border-collapse: collapse;
  min-width: 100%;
}

td,
th {
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  min-height: 44px;
  padding: 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--surface-2);
  color: var(--blue-deep);
  font-weight: 800;
}

td:last-child,
th:last-child {
  border-right: 0;
}

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

.pager {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr 1fr;
  margin-top: 24px;
}

.pager a {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--blue-deep);
  font-weight: 800;
  padding: 14px;
}

.pager a:last-child {
  text-align: right;
}

@media (max-width: 980px) {
  .sidebar {
    display: none;
  }

  .content {
    margin-left: 0;
  }

  .topbar {
    padding: 12px 16px;
  }

  .topbar-brand {
    display: flex;
  }

  .top-actions {
    display: none;
  }

  .mobile-menu {
    align-items: center;
    display: inline-flex;
    flex-direction: column;
    gap: 4px;
    justify-content: center;
    padding: 8px;
    width: 42px;
  }

  .page,
  .article-layout {
    padding: 30px 16px 60px;
  }

  h1 {
    font-size: 34px;
  }

  .hero-grid,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-toc {
    border-left: 0;
    border-top: 3px solid var(--blue);
    padding: 16px 0 0;
    position: static;
  }

  .lane-grid,
  .doc-grid,
  .doc-grid.two {
    grid-template-columns: 1fr;
  }

  .section-head {
    align-items: start;
    flex-direction: column;
  }
}