:root {
  color-scheme: light;
  --bg: #eef1f5;
  --panel: #ffffff;
  --text: #1c2027;
  --muted: #5c6673;
  --line: #e3e7ec;
  --line-strong: #ccd3dc;
  --accent: #12796d;
  --accent-strong: #0a5951;
  --warm: #bb5f2e;
  --code-bg: #f5f7fa;
  --code-text: #232a35;
  --code-line: #dde2ea;
  --mark: #ffe9a8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #101216;
  --panel: #1b1e24;
  --text: #edf0f5;
  --muted: #949dab;
  --line: #2a2f39;
  --line-strong: #3a4149;
  --accent: #3fb6a6;
  --accent-strong: #7ddccd;
  --warm: #dd9468;
  --code-bg: #0b0d11;
  --code-text: #eef2f8;
  --code-line: #1f2530;
  --mark: #4d4320;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

button,
input {
  font: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 58px;
  padding: 8px 18px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(10px);
}

.brand {
  margin-right: auto;
  color: var(--text);
  font-weight: 750;
  text-decoration: none;
}

.icon-button,
.theme-toggle,
.search-trigger {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}

.icon-button,
.theme-toggle {
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border-radius: 6px;
  cursor: pointer;
}

.icon-button span {
  display: block;
  width: 17px;
  height: 2px;
  margin: 2px 0;
  background: currentColor;
}

.menu-toggle {
  display: none;
}

.theme-toggle::before {
  content: "";
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 2px solid currentColor;
  box-shadow: inset -5px -4px 0 currentColor;
}

.layout-toggle::before {
  content: "";
  width: 16px;
  height: 12px;
  border: 2px solid currentColor;
  border-radius: 2px;
  box-shadow: inset 4px 0 0 -1px currentColor;
}

:root[data-layout="full"] .layout-toggle::before {
  box-shadow: none;
}

.search-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 0 1 420px;
  min-width: 220px;
  height: 38px;
  padding: 0 12px;
  border-radius: 6px;
  color: var(--muted);
  cursor: text;
}

.search-trigger span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-trigger kbd {
  flex: 0 0 auto;
  margin-left: 12px;
}

kbd {
  min-width: 24px;
  padding: 1px 6px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  color: var(--muted);
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr) minmax(170px, 230px);
  gap: 28px;
  max-width: 1440px;
  margin: 0 auto;
  padding: 28px 28px 0;
}

.sidebar-inner,
.toc-inner {
  position: sticky;
  top: 82px;
  max-height: calc(100vh - 100px);
  overflow: auto;
}

.sidebar {
  padding-right: 20px;
  border-right: 1px solid var(--line);
}

.sidebar-title,
.toc-title {
  margin-bottom: 12px;
  color: var(--text);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}

.nav-tree {
  display: grid;
  gap: 2px;
}

.nav-tree .nav-tree {
  margin: 4px 0 4px 12px;
  padding-left: 10px;
  border-left: 1px solid var(--line);
}

.nav-item > a,
.nav-item > span,
.toc-links a {
  display: block;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
}

.nav-item > a,
.nav-item > span {
  padding: 6px 8px;
  font-size: 14px;
  line-height: 1.35;
}

.nav-item > span {
  color: var(--text);
  font-weight: 650;
}

.nav-item.is-active > a {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent-strong);
  font-weight: 700;
}

.content {
  min-width: 0;
  max-width: 860px;
  width: 100%;
  padding-bottom: 70px;
}

:root[data-layout="full"] .app-shell {
  max-width: none;
}

:root[data-layout="full"] .content {
  max-width: none;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumb a,
.breadcrumb span {
  color: var(--muted);
}

.breadcrumb a::after {
  content: "/";
  margin-left: 8px;
  color: var(--line-strong);
}

.markdown-body {
  color: var(--text);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  line-height: 1.22;
  letter-spacing: 0;
  scroll-margin-top: 84px;
}

.markdown-body h1 {
  margin: 0 0 22px;
  font-size: 40px;
}

.markdown-body h2 {
  margin: 42px 0 14px;
  padding-top: 6px;
  border-top: 1px solid var(--line);
  font-size: 27px;
}

.markdown-body h3 {
  margin: 30px 0 10px;
  font-size: 21px;
}

.markdown-body h4 {
  margin: 24px 0 8px;
  font-size: 17px;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol,
.markdown-body .table-wrap,
.markdown-body pre,
.markdown-body blockquote {
  margin: 0 0 18px;
}

.markdown-body code {
  padding: 2px 5px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--line) 60%, transparent);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.92em;
}

.markdown-body pre {
  overflow: auto;
  padding: 16px;
  border: 1px solid var(--code-line);
  border-radius: 8px;
  background: var(--code-bg);
  color: var(--code-text);
  tab-size: 2;
}

.markdown-body pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

:root:not([data-theme="dark"]) .token.comment,
:root:not([data-theme="dark"]) .token.prolog,
:root:not([data-theme="dark"]) .token.doctype,
:root:not([data-theme="dark"]) .token.cdata {
  color: var(--muted);
}

:root:not([data-theme="dark"]) .token.punctuation {
  color: #7c8594;
}

:root:not([data-theme="dark"]) .token.property,
:root:not([data-theme="dark"]) .token.tag,
:root:not([data-theme="dark"]) .token.boolean,
:root:not([data-theme="dark"]) .token.number,
:root:not([data-theme="dark"]) .token.constant,
:root:not([data-theme="dark"]) .token.symbol,
:root:not([data-theme="dark"]) .token.deleted {
  color: var(--warm);
}

:root:not([data-theme="dark"]) .token.selector,
:root:not([data-theme="dark"]) .token.attr-name,
:root:not([data-theme="dark"]) .token.string,
:root:not([data-theme="dark"]) .token.char,
:root:not([data-theme="dark"]) .token.builtin,
:root:not([data-theme="dark"]) .token.inserted {
  color: var(--accent-strong);
}

:root:not([data-theme="dark"]) .token.operator,
:root:not([data-theme="dark"]) .token.entity,
:root:not([data-theme="dark"]) .token.url,
:root:not([data-theme="dark"]) .token.regex,
:root:not([data-theme="dark"]) .token.important,
:root:not([data-theme="dark"]) .token.variable {
  color: #5c6673;
}

:root:not([data-theme="dark"]) .token.atrule,
:root:not([data-theme="dark"]) .token.attr-value,
:root:not([data-theme="dark"]) .token.keyword {
  color: #3b6ea5;
}

:root:not([data-theme="dark"]) .token.function,
:root:not([data-theme="dark"]) .token.class-name {
  color: #7a4d9f;
}

.markdown-body div.code-toolbar > .toolbar {
  top: 8px;
  right: 8px;
  opacity: 1;
}

.markdown-body div.code-toolbar > .toolbar button {
  padding: 5px 9px;
  border: 1px solid var(--code-line);
  border-radius: 6px;
  background: var(--panel);
  color: var(--code-text);
  box-shadow: none;
  cursor: pointer;
  font-size: 12px;
}

.markdown-body div.code-toolbar > .toolbar button span {
  color: inherit;
}

.markdown-body div.code-toolbar > .toolbar button:hover,
.markdown-body div.code-toolbar > .toolbar button:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 70%, var(--code-line));
  background: color-mix(in srgb, var(--panel) 82%, var(--accent) 12%);
  color: var(--code-text);
  outline: none;
}

.markdown-body div.code-toolbar > .toolbar button[data-copy-state="copy-success"] {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
}

:root[data-theme="dark"] .markdown-body div.code-toolbar > .toolbar button[data-copy-state="copy-success"] {
  color: #07110f;
}

.markdown-body div.code-toolbar > .toolbar button[data-copy-state="copy-error"] {
  border-color: var(--warm);
  background: var(--warm);
  color: #fff;
}

.markdown-body blockquote {
  padding: 10px 16px;
  border-left: 3px solid var(--warm);
  background: color-mix(in srgb, var(--warm) 10%, transparent);
  color: var(--text);
}

.markdown-body .table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
}

.markdown-body th,
.markdown-body td {
  padding: 8px 10px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.markdown-body th {
  background: color-mix(in srgb, var(--line) 35%, transparent);
}

.markdown-body img {
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.toc {
  padding-left: 20px;
}

.toc-inner {
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.toc-links {
  display: grid;
  gap: 2px;
}

.toc-links a {
  padding: 4px 0;
  font-size: 13px;
  line-height: 1.35;
}

.toc-links a.is-active {
  color: var(--accent-strong);
  font-weight: 700;
}

.toc-level-3 {
  padding-left: 12px !important;
}

.toc-level-4 {
  padding-left: 24px !important;
}

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

.last-modified {
  margin: 24px 0 0;
  font-size: 13px;
}

.prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 48px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.prev-next a {
  display: grid;
  gap: 2px;
  min-height: 68px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.prev-next a span {
  color: var(--muted);
  font-size: 13px;
}

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

.home {
  width: min(840px, calc(100% - 36px));
  margin: 68px auto;
}

.home h1 {
  margin: 0 0 18px;
  font-size: 42px;
  line-height: 1.15;
}

.doc-list {
  display: grid;
  gap: 8px;
  padding: 0;
  list-style: none;
}

.doc-list a {
  display: block;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  text-decoration: none;
}

.search-dialog {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: start center;
  padding: 10vh 16px 0;
  background: color-mix(in srgb, #000 34%, transparent);
}

.search-panel {
  width: min(720px, 100%);
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.24);
}

.search-panel input {
  width: 100%;
  height: 54px;
  padding: 0 16px;
  border: 0;
  border-bottom: 1px solid var(--line);
  outline: none;
  background: var(--panel);
  color: var(--text);
}

.search-results {
  max-height: 56vh;
  overflow: auto;
}

.search-result {
  display: grid;
  gap: 3px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
}

.search-result strong {
  color: var(--text);
}

.search-result span,
.search-result p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.search-result mark {
  background: var(--mark);
  color: var(--text);
}

@media (max-width: 1120px) {
  .app-shell {
    grid-template-columns: minmax(210px, 260px) minmax(0, 1fr);
  }

  .toc {
    display: none;
  }
}

@media (max-width: 760px) {
  .topbar {
    padding: 8px 12px;
  }

  .brand {
    margin-right: 0;
  }

  .menu-toggle {
    display: inline-grid;
  }

  .search-trigger {
    flex: 1 1 auto;
    min-width: 0;
  }

  .app-shell {
    display: block;
    padding: 22px 16px 56px;
  }

  .sidebar {
    position: fixed;
    inset: 58px auto 0 0;
    z-index: 30;
    width: min(310px, 88vw);
    padding: 18px;
    overflow-y: auto;
    transform: translateX(-102%);
    border-right: 1px solid var(--line);
    background: var(--panel);
    transition: transform 160ms ease;
  }

  .sidebar-inner {
    position: static;
    max-height: none;
    overflow: visible;
  }

  body.nav-open .sidebar {
    transform: translateX(0);
  }

  .markdown-body h1 {
    font-size: 32px;
  }

  .markdown-body h2 {
    font-size: 24px;
  }

  .prev-next {
    grid-template-columns: 1fr;
  }
}