:root {
  color-scheme: dark;
  --paper: #0b0a10;
  --background: #14121b;
  --ink: #f0edf7;
  --prose: #c7c0d3;
  --muted: #aaa1b8;
  --subtle: #9b90aa;
  --soft: #241d33;
  --line: #30283e;
  --line-strong: #64517b;
  --accent: #c2b4ff;
  --accent-dark: #ded4ff;
  --link-line: #665080;
  --code-bg: #1a1524;
  --code-ink: #d2b9f1;
  --header: rgb(11 10 16 / 96%);
  --banner-start: #211a30;
  --banner-end: #14111e;
  --button-ink: #21192f;
  --selection: #554274;
  --selection-ink: #fff;
  --shadow: rgb(0 0 0 / 45%);
  --backdrop: rgb(4 3 8 / 70%);
  font-family: "Segoe UI", "Microsoft YaHei UI", "PingFang SC", system-ui, sans-serif;
  font-synthesis: none;
  scroll-padding-top: 100px;
}
:root[data-theme="light"] {
  color-scheme: light;
  --paper: #fff;
  --background: #faf9fd;
  --ink: #292533;
  --prose: #514a5e;
  --muted: #706b7f;
  --subtle: #797082;
  --soft: #f3f0fa;
  --line: #e9e5ef;
  --line-strong: #b9a6d9;
  --accent: #7254b0;
  --accent-dark: #5c3d99;
  --link-line: #d6c9ea;
  --code-bg: #f7f5fb;
  --code-ink: #70528f;
  --header: rgb(255 255 255 / 96%);
  --banner-start: #f6f1fc;
  --banner-end: #fcfaff;
  --button-ink: #fff;
  --selection: #e5dbf7;
  --selection-ink: #382651;
  --shadow: rgb(30 18 48 / 22%);
  --backdrop: rgb(32 25 45 / 35%);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); -webkit-font-smoothing: antialiased; font-size: 15px; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
button[hidden] { display: none; }
svg { display: inline-block; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
::selection { background: var(--selection); color: var(--selection-ink); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: fixed; top: 8px; left: 16px; transform: translateY(-160%); z-index: 100; padding: 12px 18px; border-radius: 8px; background: var(--ink); color: var(--paper); }
.skip-link:focus { transform: none; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--header); border-bottom: 1px solid var(--line); }
.docs-loading .site-header { border-bottom-color: var(--accent); }
.docs-loading, .docs-loading a { cursor: progress; }
.header-inner { max-width: 1480px; height: 76px; margin: auto; padding: 0 40px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 650; letter-spacing: -.4px; white-space: nowrap; }
.brand img { width: 34px; height: 34px; border-radius: 10px; }
.brand-divider { width: 1px; height: 19px; margin-inline: 5px; background: var(--line); transform: rotate(16deg); }
.brand-section { font-size: 14px; font-weight: 450; color: var(--muted); letter-spacing: 0; }
.search-trigger { display: flex; align-items: center; gap: 10px; width: 262px; height: 38px; margin-left: auto; padding: 0 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--background); color: var(--muted); text-align: left; font-size: 13px; }
.search-trigger:hover { border-color: var(--line-strong); }
.search-trigger svg { width: 16px; height: 16px; }
kbd { margin-left: auto; padding: 1px 5px; border: 1px solid var(--line); border-radius: 4px; font: 11px/1.6 inherit; background: var(--paper); white-space: nowrap; }
.website-link { color: var(--muted); font-size: 13px; white-space: nowrap; }
.website-link:hover { color: var(--accent); }
.website-link span { margin-left: 3px; }
.theme-toggle { display: inline-flex; align-items: center; justify-content: center; flex: 0 0 auto; width: 38px; height: 38px; padding: 8px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); background: var(--background); }
.theme-toggle:hover { color: var(--accent); border-color: var(--line-strong); }
.theme-toggle span { display: inline-flex; }
.theme-toggle .theme-to-dark, :root[data-theme="light"] .theme-to-light { display: none; }
:root[data-theme="light"] .theme-to-dark { display: inline-flex; }
.theme-toggle svg { width: 18px; height: 18px; }
.docs-layout { display: grid; grid-template-columns: 236px minmax(0, 1fr) 200px; gap: 46px; max-width: 1480px; margin: auto; padding: 0 40px; }
.sidebar { position: sticky; top: 76px; align-self: start; height: calc(100dvh - 76px); padding: 34px 16px 24px 0; border-right: 1px solid var(--line); overflow: auto; scrollbar-width: thin; }
.nav-group { margin: 26px 0 10px 12px; font-size: 11px; font-weight: 600; color: var(--subtle); letter-spacing: .8px; }
.nav-group:first-child { margin-top: 0; }
.nav-link { display: flex; align-items: center; gap: 11px; min-height: 40px; padding: 8px 12px; margin: 3px 0; border-radius: 7px; font-size: 13px; line-height: 1.6; color: var(--muted); }
.nav-link svg { width: 17px; height: 17px; color: var(--subtle); }
.nav-link:hover { background: var(--background); color: var(--ink); }
.nav-link.is-current { color: var(--accent-dark); background: var(--soft); font-weight: 600; }
.nav-link.is-current svg { color: var(--accent); }
.sidebar-help { display: flex; align-items: center; gap: 10px; margin: 34px 0 0; padding: 15px 11px; border: 1px solid var(--line); border-radius: 9px; color: var(--muted); font-size: 12px; }
.sidebar-help span { flex: 1; }
.sidebar-help small { display: block; margin-top: 5px; color: var(--subtle); font-size: 10px; }
.sidebar-help > svg:last-child { width: 15px; height: 15px; }
.sidebar-help:hover { border-color: var(--line-strong); color: var(--accent); }
.sidebar-caption { margin: 22px 10px 0; font-size: 10px; color: var(--subtle); }
.reading-area { min-width: 0; }
main { min-width: 0; padding: 34px 0 30px; }
main:focus { outline: none; }
.breadcrumbs { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; color: var(--subtle); font-size: 12px; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent); }
.article-label { color: var(--accent); font-size: 11px; font-weight: 650; letter-spacing: 1.5px; margin-bottom: 10px; }
h1 { margin: 0; font-size: clamp(28px, 2.6vw, 36px); line-height: 1.45; font-weight: 650; letter-spacing: -1px; text-wrap: balance; }
.article-meta { display: flex; align-items: center; gap: 10px; margin-top: 14px; padding-bottom: 27px; border-bottom: 1px solid var(--line); color: var(--subtle); font-size: 12px; }
.doc-prose { font-size: 15px; line-height: 1.95; color: var(--prose); overflow-wrap: anywhere; }
.doc-prose > p:first-child { margin-top: 25px; color: var(--muted); font-size: 15px; line-height: 1.95; }
.doc-prose p { margin: 16px 0; }
.doc-prose h2 { position: relative; margin: 44px 0 16px; color: var(--ink); font-size: 21px; font-weight: 650; line-height: 1.6; letter-spacing: -.3px; scroll-margin-top: 100px; }
.doc-prose h3 { margin: 28px 0 12px; color: var(--ink); font-size: 17px; font-weight: 600; line-height: 1.6; scroll-margin-top: 100px; }
.doc-prose h4 { scroll-margin-top: 100px; }
.doc-prose a:not(.topic, .primary-link, .heading-anchor) { color: var(--accent); text-decoration: underline; text-decoration-color: var(--link-line); text-underline-offset: 4px; }
.doc-prose a:hover { color: var(--accent-dark); text-decoration-color: var(--accent); }
.heading-anchor { display: inline-block; margin-left: 10px; color: var(--subtle); opacity: 0; font-size: .8em; font-weight: 400; text-decoration: none; }
h2:hover .heading-anchor, h3:hover .heading-anchor, .heading-anchor:focus-visible { opacity: 1; }
.doc-prose ul, .doc-prose ol { margin: 14px 0; padding-left: 24px; }
.doc-prose li { padding-left: 4px; }
.doc-prose li + li { margin-top: 7px; }
.doc-prose li::marker { color: var(--accent); }
.doc-prose strong { color: var(--ink); font-weight: 650; }
.doc-prose blockquote { margin: 23px 0; padding: 2px 20px; border-left: 3px solid var(--accent); border-radius: 0 7px 7px 0; background: var(--background); color: var(--muted); }
.doc-prose code { padding: 2px 5px; border: 1px solid var(--line); border-radius: 4px; background: var(--code-bg); color: var(--code-ink); font: .89em/1.6 Consolas, "Cascadia Code", monospace; }
.doc-prose pre { max-width: 100%; margin: 20px 0; padding: 20px; border: 1px solid var(--line); border-radius: 9px; background: var(--code-bg); overflow: auto; font-size: 13px; line-height: 1.8; scrollbar-width: thin; }
.doc-prose pre code { padding: 0; border: 0; background: none; color: var(--code-ink); white-space: pre; }
.table-scroll { overflow-x: auto; margin: 22px 0; border: 1px solid var(--line); border-radius: 9px; scrollbar-width: thin; }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: 13px; line-height: 1.85; }
th { padding: 11px 16px; background: var(--background); color: var(--muted); font-size: 12px; font-weight: 600; }
td { padding: 12px 16px; border-top: 1px solid var(--line); vertical-align: top; }
td:first-child { min-width: 98px; color: var(--ink); }
th + th, td + td { border-left: 1px solid var(--line); }
.start-banner { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin: 29px 0 38px; padding: 23px 25px; border: 1px solid var(--line); border-radius: 12px; background: linear-gradient(110deg, var(--banner-start), var(--banner-end)); }
.mini-label { display: block; margin-bottom: 5px; color: var(--accent); font-size: 11px; }
.start-banner strong { display: block; font-size: 17px; }
.start-banner p { margin: 5px 0 0; font-size: 12px; color: var(--muted); }
.primary-link { display: flex; align-items: center; justify-content: center; gap: 10px; min-height: 39px; padding: 8px 14px; border-radius: 7px; background: var(--accent); color: var(--button-ink); font-size: 12px; white-space: nowrap; }
.primary-link:hover { background: var(--accent-dark); color: var(--button-ink) !important; }
.primary-link svg { width: 16px; height: 16px; }
.setup-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 24px 0; }
.doc-prose .setup-option { display: flex; flex-direction: column; padding: 22px; border: 1px solid var(--line); border-radius: 10px; text-decoration: none !important; }
.setup-option:first-child { background: var(--soft); border-color: var(--line); }
.setup-option:hover { border-color: var(--line-strong); }
.setup-option strong { font-size: 17px; line-height: 1.7; }
.doc-prose .setup-option p { margin: 8px 0 18px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.setup-option-action { margin-top: auto; font-size: 12px; color: var(--accent); }
.doc-figure { display: block; margin: 26px 0; }
.doc-prose .doc-image-link { display: block; overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: var(--background); text-decoration: none; }
.doc-image-link img { display: block; width: 100%; height: auto; }
.doc-image-link:hover { border-color: var(--line-strong); }
.doc-figcaption { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; margin-top: 10px; font-size: 11px; color: var(--muted); line-height: 1.8; }
.doc-figcaption > span { flex-shrink: 0; color: var(--accent); }
.topic-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; }
.topic { display: flex; align-items: flex-start; gap: 13px; min-width: 0; padding: 23px 0; border-bottom: 1px solid var(--line); }
.topic-icon { display: flex; align-items: center; justify-content: center; flex-shrink: 0; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 9px; background: var(--soft); color: var(--accent); }
.topic-icon svg { width: 18px; height: 18px; }
.topic div { flex: 1; min-width: 0; }
.doc-prose .topic h3 { margin: 0 0 5px; font-size: 14px; line-height: 1.6; }
.topic p { margin: 0; font-size: 11px; line-height: 1.8; color: var(--subtle); }
.topic > svg { width: 14px; height: 14px; margin-top: 5px; color: var(--subtle); }
.topic:hover h3, .topic:hover > svg { color: var(--accent); }
.doc-prose .extension-note { margin: 24px 0 40px; font-size: 12px; color: var(--subtle); }
.extension-note a { display: inline-flex; align-items: center; gap: 4px; margin-left: 5px; }
.extension-note svg { width: 13px; height: 13px; }
.pagination { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 48px; padding-top: 25px; border-top: 1px solid var(--line); }
.pagination a { display: flex; flex-direction: column; gap: 9px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 9px; line-height: 1.6; }
.pagination a:hover { background: var(--background); border-color: var(--line-strong); }
.pagination span { color: var(--subtle); font-size: 11px; }
.pagination strong { color: var(--ink); font-size: 13px; font-weight: 550; }
.pagination .next { text-align: right; }
.article-footer { display: flex; justify-content: space-between; gap: 15px; margin-top: 34px; color: var(--subtle); font-size: 10px; }
.article-footer a:hover { color: var(--accent); }
.page-toc { padding-top: 111px; min-width: 0; }
.toc-inner { position: sticky; top: 111px; max-height: calc(100dvh - 140px); overflow: auto; scrollbar-width: thin; padding-bottom: 20px; }
.toc-inner > p { margin: 0 0 16px; font-size: 11px; color: var(--muted); font-weight: 600; }
.page-toc ol, .mobile-toc ol { list-style: none; padding: 0; margin: 0; }
.page-toc li { border-left: 1px solid var(--line); }
.page-toc li a { display: block; padding: 7px 0 7px 15px; color: var(--subtle); font-size: 11px; line-height: 1.7; }
.page-toc a:hover { color: var(--accent); }
.page-toc li a.is-active { border-left: 2px solid var(--accent); margin-left: -1px; color: var(--accent); }
.toc-start { display: flex; align-items: center; gap: 8px; margin-top: 30px; padding-top: 19px; border-top: 1px solid var(--line); font-size: 11px; color: var(--accent); }
.toc-start svg { width: 15px; height: 15px; }
.toc-start svg:last-child { margin-left: auto; }
.mobile-nav, .mobile-toc { display: none; }
.search-dialog { width: min(640px, calc(100% - 32px)); max-height: calc(100dvh - 80px); margin: 12vh auto auto; padding: 0; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); color: var(--ink); box-shadow: 0 24px 100px var(--shadow); }
.search-dialog::backdrop { background: var(--backdrop); backdrop-filter: blur(3px); }
.search-input-row { display: flex; align-items: center; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--line); color: var(--accent); }
.search-input-row input { width: 100%; min-width: 0; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 15px; line-height: 1.8; }
.search-input-row input:focus-visible { outline: none; }
.search-input-row input::placeholder { color: var(--subtle); }
.close-search { padding: 3px 6px; border: 1px solid var(--line); border-radius: 5px; background: var(--background); color: var(--subtle); font-size: 11px; }
.search-status { margin: 0; padding: 17px 20px 10px; color: var(--subtle); font-size: 12px; }
.search-results { max-height: min(52dvh, 440px); padding: 0 10px 10px; overflow: auto; overscroll-behavior: contain; }
.search-result { display: block; padding: 14px 12px; margin-top: 4px; border: 1px solid transparent; border-radius: 8px; }
.search-result:hover, .search-result.is-selected { border-color: var(--line); background: var(--soft); }
.result-page { display: block; margin-bottom: 5px; color: var(--subtle); font-size: 10px; }
.search-result strong { display: block; color: var(--accent); font-size: 14px; font-weight: 600; line-height: 1.7; }
.search-result p { margin: 6px 0 0; color: var(--muted); font-size: 12px; line-height: 1.8; overflow-wrap: anywhere; }
.search-footer { display: flex; justify-content: space-between; padding: 12px 20px; border-top: 1px solid var(--line); color: var(--subtle); font-size: 10px; }
@media (min-width: 1600px) { .docs-layout { grid-template-columns: 248px minmax(0, 1fr) 200px; gap: 58px; } }
@media (max-width: 1199px) { .header-inner { padding-inline: 28px; } .docs-layout { padding-inline: 28px; grid-template-columns: 210px minmax(0, 1fr); gap: 36px; max-width: 1120px; } .page-toc { display: none; } .mobile-toc { display: block; margin: 24px 0; padding: 13px 16px; background: var(--background); border: 1px solid var(--line); border-radius: 8px; font-size: 12px; color: var(--muted); } .mobile-toc summary { cursor: pointer; } .mobile-toc ol { padding: 12px 0 0 8px; } .mobile-toc a { display: block; padding: 6px 0; color: var(--accent); line-height: 1.7; } }
@media (max-width: 760px) {
  :root { scroll-padding-top: 88px; }
  .header-inner { height: 64px; padding: 0 16px; gap: 8px; }
  .brand { gap: 9px; font-size: 17px; }
  .brand img { width: 30px; height: 30px; }
  .brand-divider, .brand-section { display: none; }
  .search-trigger { width: 34px; height: 34px; padding: 8px; border: none; background: transparent; }
  .search-trigger svg { width: 20px; height: 20px; }
  .search-trigger span, .search-trigger kbd { display: none; }
  .website-link { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; font-size: 0; }
  .website-link span { margin: 0; font-size: 20px; }
  .theme-toggle { width: 36px; height: 36px; }
  .docs-layout { display: block; padding: 0 24px; }
  .sidebar { display: none; }
  .mobile-nav { display: block; margin: 0 -24px; padding: 0 24px; border-bottom: 1px solid var(--line); background: var(--background); }
  .mobile-nav > summary { min-height: 49px; display: flex; justify-content: space-between; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; cursor: pointer; list-style: none; }
  .mobile-nav > summary::-webkit-details-marker { display: none; }
  .mobile-nav > summary > span { color: var(--subtle); font-size: 11px; }
  .mobile-nav nav { max-height: 62dvh; overflow: auto; padding: 18px 0 22px; }
  .mobile-nav[open] > summary { border-bottom: 1px solid var(--line); }
  .nav-link { font-size: 14px; min-height: 43px; }
  main { padding-top: 25px; }
  .breadcrumbs { margin-bottom: 30px; font-size: 11px; }
  h1 { font-size: 28px; letter-spacing: -.5px; }
  .article-meta { gap: 8px; font-size: 10px; padding-bottom: 22px; }
  .article-label { font-size: 10px; }
  .doc-prose { font-size: 14px; line-height: 1.95; }
  .doc-prose > p:first-child { font-size: 14px; }
  .doc-prose h2 { font-size: 19px; margin-top: 36px; scroll-margin-top: 88px; }
  .doc-prose h3 { scroll-margin-top: 88px; }
  .heading-anchor { opacity: .6; }
  .start-banner { align-items: flex-start; flex-direction: column; gap: 15px; padding: 20px; margin-top: 26px; }
  .start-banner strong { font-size: 16px; }
  .start-banner p { font-size: 11px; }
  .topic-grid { grid-template-columns: 1fr; }
  .setup-options { grid-template-columns: 1fr; }
  .doc-figcaption { display: block; }
  .doc-figcaption > span { display: block; margin-top: 3px; }
  .topic { padding: 20px 0; }
  .topic p { font-size: 12px; }
  .doc-prose .extension-note { line-height: 2; }
  .extension-note a { margin-left: 0; }
  th, td { padding: 10px 12px; }
  table { font-size: 12px; }
  td:first-child { min-width: 82px; }
  .doc-prose pre { padding: 15px; font-size: 12px; }
  .pagination { gap: 12px; margin-top: 38px; }
  .pagination a { padding: 12px; }
  .pagination strong { font-size: 12px; }
  .search-dialog { margin-top: 7vh; max-height: 84dvh; }
  .search-input-row { padding: 15px; gap: 9px; }
  .search-input-row input { font-size: 16px; }
  .search-results { max-height: 56dvh; }
  .search-footer { padding: 12px 15px; }
}
@media print {
  :root, :root[data-theme="light"] { color-scheme: light; --paper: #fff; --background: #fff; --ink: #222; --prose: #222; --muted: #555; --subtle: #555; --soft: #f6f3fa; --line: #ddd; --accent: #5c3d99; --accent-dark: #5c3d99; --code-bg: #f7f5fb; --code-ink: #44394f; --banner-start: #fff; --banner-end: #fff; --button-ink: #fff; }
  .site-header, .sidebar, .page-toc, .mobile-nav, .mobile-toc, .pagination, .article-footer, .heading-anchor { display: none; }
  .docs-layout { display: block; padding: 0; } main { padding: 0; } .breadcrumbs { margin-bottom: 18px; }
  .table-scroll, pre { overflow: visible; break-inside: avoid; }
}