/* ============================================================================
   ownCloud.online Docs – Theme
   Exakte Markenfarben von owncloud.online (aus Logo + Website-CSS):
   Teal #00E4BD, Navy/Ink #262B45, Slate #547A9E, Muted #464D6A,
   Dunkel-Teal (Links) #077A66
   ========================================================================== */

:root,
[data-theme="light"] {
  --brand: #00e4bd;
  --brand-strong: #077a66;
  --accent: #547a9e;
  --ink: #262b45;

  --bg: #ffffff;
  --bg-soft: #f4f7fa;
  --bg-elevated: #ffffff;
  --sidebar-bg: #f8fafc;
  --text: #262b45;
  --text-muted: #464d6a;
  --border: #e6eaf1;
  --border-strong: #d4dae4;

  --header-grad-1: #262b45;
  --header-grad-2: #0c5d51;
  --on-header: #ffffff;

  --code-bg: #1b2233;
  --code-text: #e7ebf5;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.22);

  --radius: 12px;
  --radius-sm: 8px;
  --maxw: 100%;
  --header-h: 60px;
  --sidebar-w: 290px;
  --toc-w: 240px;
}

[data-theme="dark"] {
  --brand: #00e4bd;
  --brand-strong: #2ceac9;
  --accent: #7fa0bd;
  --ink: #e7ebf3;

  --bg: #0e1220;
  --bg-soft: #151a2a;
  --bg-elevated: #181e30;
  --sidebar-bg: #111626;
  --text: #e3e8f2;
  --text-muted: #9aa6bf;
  --border: #262d42;
  --border-strong: #323a54;

  --header-grad-1: #1a1f36;
  --header-grad-2: #0a4a41;
  --on-header: #f0fbf9;

  --code-bg: #10141f;
  --code-text: #e7ebf5;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.6);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, "Open Sans", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--brand-strong); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Seite hinter offenem Suchfenster / Mobil-Menue nicht scrollen lassen */
html.scroll-locked,
html.scroll-locked body { overflow: hidden; }

/* --------------------------------------------------- Barrierefreiheit ------ */
/* Deutlich sichtbarer Tastatur-Fokus (WCAG 2.4.7) */
:focus { outline: none; }
:focus-visible {
  outline: 3px solid var(--brand-strong);
  outline-offset: 2px;
  border-radius: 4px;
}
.app-header :focus-visible,
.search-box :focus-visible { outline-color: #ffffff; }
[data-theme="dark"] :focus-visible { outline-color: var(--brand); }

/* Nur fuer Screenreader sichtbarer Text */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Eingabefeld-Platzhalter mit ausreichend Kontrast */
::placeholder { color: var(--text-muted); opacity: 1; }

/* Reduzierte Bewegung respektieren (WCAG 2.3.3) */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 10px 16px;
  z-index: 1000;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ----------------------------------------------------------------- Header -- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: linear-gradient(95deg, var(--header-grad-1), var(--header-grad-2));
  color: var(--on-header);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  height: 100%;
  padding: 0 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--on-header);
  font-size: 1.12rem;
  font-weight: 600;
  white-space: nowrap;
}
.brand:hover { text-decoration: none; opacity: 0.95; }
.brand-logo {
  height: 30px;
  width: auto;
  display: block;
}
.brand-text {
  font-weight: 600;
  opacity: 0.92;
  padding-left: 2px;
  border-left: 1px solid rgba(255, 255, 255, 0.3);
  margin-left: 2px;
  padding-left: 12px;
}
.brand-text strong { font-weight: 800; }

.search-trigger {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 9px;
  width: min(420px, 38vw);
  height: 38px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.92);
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.15s, border-color 0.15s;
}
.search-trigger:hover { background: rgba(255, 255, 255, 0.26); }
.search-trigger span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: left;
  flex: 1;
}
.search-trigger kbd {
  font-family: inherit;
  font-size: 0.72rem;
  background: rgba(255, 255, 255, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 5px;
  padding: 2px 7px;
}

.header-actions { display: flex; align-items: center; gap: 4px; }
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: none;
  background: transparent;
  color: var(--on-header);
  border-radius: 9px;
  cursor: pointer;
  transition: background 0.15s;
}
.icon-btn:hover { background: rgba(255, 255, 255, 0.18); text-decoration: none; }
.menu-toggle { display: none; }

.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: inline; }

/* ----------------------------------------------------------------- Layout -- */
.layout {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr) var(--toc-w);
  align-items: start;
  gap: 0;
}

/* ---------------------------------------------------------------- Sidebar -- */
.sidebar {
  position: sticky;
  top: var(--header-h);
  height: calc(100vh - var(--header-h));
  overflow-y: auto;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  padding: 18px 10px 40px;
}
.sidebar-nav { font-size: 0.92rem; }
.nav-section { margin-bottom: 6px; }
.nav-section-title {
  display: block;
  padding: 9px 12px 6px;
  margin-top: 8px;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
a.nav-section-title { cursor: pointer; }
a.nav-section-title:hover { color: var(--brand-strong); text-decoration: none; }
.nav-link {
  display: block;
  padding: 7px 12px;
  margin: 1px 0;
  border-radius: 8px;
  color: var(--text);
  border-left: 3px solid transparent;
  transition: background 0.12s, color 0.12s;
}
.nav-link:hover { background: rgba(0, 228, 189, 0.1); text-decoration: none; }
.nav-link.is-active {
  background: rgba(0, 228, 189, 0.14);
  color: var(--brand-strong);
  font-weight: 650;
  border-left-color: var(--brand);
}
.nav-sub { margin-left: 6px; }

/* Klappbare Nav-Gruppen (z. B. Plugin-Dokumentation) */
.nav-group { margin: 2px 0; }
.nav-group > summary.nav-toggle {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  border-radius: 8px;
  user-select: none;
}
.nav-group > summary.nav-toggle::-webkit-details-marker { display: none; }
.nav-group > summary.nav-toggle::before {
  content: "▸";
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: transform 0.15s;
}
.nav-group[open] > summary.nav-toggle::before { transform: rotate(90deg); }
.nav-group > summary.nav-toggle:hover { color: var(--brand-strong); background: rgba(0, 228, 189, 0.08); }
.nav-group .nav-group { margin-left: 8px; padding-left: 4px; border-left: 1px solid var(--border); }

/* ------------------------------------------------------------------- Main -- */
.main {
  min-width: 0;
  padding: 26px 44px 80px;
}
.breadcrumbs {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}
.breadcrumbs a { color: var(--text-muted); }
.breadcrumbs .sep { opacity: 0.5; }
.breadcrumbs .current { color: var(--text); font-weight: 600; }

/* ------------------------------------------------------ Markdown content -- */
.markdown-body { max-width: none; }
.markdown-body .loading { color: var(--text-muted); padding: 40px 0; }

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  line-height: 1.25;
  scroll-margin-top: calc(var(--header-h) + 16px);
  color: var(--ink);
}
[data-theme="dark"] .markdown-body h1,
[data-theme="dark"] .markdown-body h2,
[data-theme="dark"] .markdown-body h3,
[data-theme="dark"] .markdown-body h4 { color: var(--text); }

.markdown-body h1 {
  font-size: 2.1rem;
  font-weight: 800;
  margin: 0 0 0.6em;
  padding-bottom: 0.3em;
  border-bottom: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--brand), var(--accent)) 1;
}
.markdown-body h2 {
  font-size: 1.5rem;
  font-weight: 760;
  margin: 2.1em 0 0.7em;
  padding-bottom: 0.25em;
  border-bottom: 1px solid var(--border);
}
.markdown-body h3 { font-size: 1.2rem; font-weight: 700; margin: 1.7em 0 0.5em; }
.markdown-body h4 { font-size: 1.02rem; font-weight: 700; margin: 1.4em 0 0.4em; }

/* Tote Status-Badges (Quelle offline) nicht als kaputte Bilder zeigen */
.markdown-body img.dead-badge,
.markdown-body a.dead-badge-link { display: none; }

/* Links im Fliesstext auch ohne Farbe erkennbar (WCAG 1.4.1) */
.markdown-body p a:not(.headerlink),
.markdown-body li a:not(.headerlink),
.markdown-body td a {
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}

.markdown-body p { margin: 0.9em 0; }
.markdown-body ul,
.markdown-body ol { padding-left: 1.5em; margin: 0.9em 0; }
.markdown-body li { margin: 0.35em 0; }
.markdown-body li > ul,
.markdown-body li > ol { margin: 0.3em 0; }

.markdown-body img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.12);
  margin: 0.5em 0;
}

.markdown-body hr { border: none; border-top: 1px solid var(--border); margin: 2em 0; }

.markdown-body blockquote {
  margin: 1.2em 0;
  padding: 0.6em 1.1em;
  border-left: 4px solid var(--accent);
  background: var(--bg-soft);
  border-radius: 0 8px 8px 0;
  color: var(--text-muted);
}
.markdown-body blockquote p { margin: 0.4em 0; }

/* Heading-Anker */
.markdown-body .headerlink {
  margin-left: 0.4em;
  opacity: 0;
  font-weight: 400;
  color: var(--brand-strong);
  transition: opacity 0.12s;
}
.markdown-body h1:hover .headerlink,
.markdown-body h2:hover .headerlink,
.markdown-body h3:hover .headerlink,
.markdown-body h4:hover .headerlink { opacity: 1; }

/* Inline-Code */
.markdown-body :not(pre) > code {
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono",
    Menlo, monospace;
  font-size: 0.86em;
  background: rgba(0, 228, 189, 0.12);
  color: var(--brand-strong);
  padding: 0.15em 0.45em;
  border-radius: 6px;
  border: 1px solid rgba(0, 228, 189, 0.18);
}

/* ----------------------------------------------------------- Code-Bloecke -- */
.code-block {
  position: relative;
  margin: 1.2em 0;
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.code-block .code-lang {
  position: absolute;
  top: 8px;
  left: 14px;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8b97b5;
  font-weight: 700;
}
.code-block .code-copy {
  position: absolute;
  top: 7px;
  right: 8px;
  font-size: 0.72rem;
  color: #aeb8d4;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  padding: 4px 9px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s, background 0.15s;
}
.code-block:hover .code-copy { opacity: 1; }
.code-block .code-copy:hover { background: rgba(255, 255, 255, 0.18); color: #fff; }
.code-block .code-copy.copied { color: #5eead4; border-color: #5eead4; }
.code-block pre {
  margin: 0;
  padding: 30px 16px 16px;
  overflow-x: auto;
  font-family: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono",
    Menlo, monospace;
  font-size: 0.85rem;
  line-height: 1.6;
  color: var(--code-text);
}
.code-block pre code { background: none; border: none; padding: 0; color: inherit; }

/* highlight.js Token-Farben (auf dunklem Code-Hintergrund) */
.hljs-comment, .hljs-quote { color: #7c89a8; font-style: italic; }
.hljs-keyword, .hljs-selector-tag, .hljs-literal, .hljs-section, .hljs-doctag,
.hljs-type, .hljs-name, .hljs-strong { color: #7dd3fc; }
.hljs-string, .hljs-attr, .hljs-template-tag, .hljs-addition, .hljs-meta-string { color: #5eead4; }
.hljs-number, .hljs-variable, .hljs-template-variable, .hljs-regexp, .hljs-link { color: #fca5a5; }
.hljs-title, .hljs-built_in, .hljs-class .hljs-title { color: #fcd34d; }
.hljs-attribute, .hljs-meta, .hljs-symbol, .hljs-bullet { color: #c4b5fd; }
.hljs-deletion { color: #fca5a5; }
.hljs-emphasis { font-style: italic; }

/* ----------------------------------------------------------------- Tabellen */
.markdown-body table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.3em 0;
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: block;
  overflow-x: auto;
}
.markdown-body th,
.markdown-body td {
  border: 1px solid var(--border);
  padding: 9px 14px;
  text-align: left;
}
.markdown-body thead th {
  background: linear-gradient(180deg, rgba(0, 228, 189, 0.14), rgba(0, 228, 189, 0.1));
  color: var(--ink);
  font-weight: 700;
  border-bottom: 2px solid var(--brand);
}
[data-theme="dark"] .markdown-body thead th { color: var(--text); }
.markdown-body tbody tr:nth-child(even) { background: var(--bg-soft); }
.markdown-body tbody tr:hover { background: rgba(0, 228, 189, 0.07); }

/* -------------------------------------------------------------- Admonitions */
.admonition {
  margin: 1.3em 0;
  padding: 0.2em 1em 0.8em;
  border-radius: 10px;
  border: 1px solid var(--border);
  border-left: 5px solid var(--brand);
  background: var(--bg-soft);
  box-shadow: var(--shadow-sm);
}
.admonition > .admonition-title {
  font-weight: 700;
  margin: 0.7em 0 0.4em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5em;
}
[data-theme="dark"] .admonition > .admonition-title { color: var(--text); }
.admonition > .admonition-title::before {
  content: "";
  width: 18px;
  height: 18px;
  background: var(--brand);
  -webkit-mask: var(--admo-icon) center/contain no-repeat;
  mask: var(--admo-icon) center/contain no-repeat;
  --admo-icon: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13 9h-2V7h2m0 10h-2v-6h2m-1-9A10 10 0 0 0 2 12a10 10 0 0 0 10 10a10 10 0 0 0 10-10A10 10 0 0 0 12 2Z'/%3E%3C/svg%3E");
}
.admonition > :last-child { margin-bottom: 0; }
.admonition p { margin: 0.5em 0; }

.admonition.note, .admonition.info { border-left-color: var(--accent); }
.admonition.note > .admonition-title::before,
.admonition.info > .admonition-title::before { background: var(--accent); }

.admonition.tip, .admonition.success {
  border-left-color: #1aae9f;
  background: rgba(0, 228, 189, 0.08);
}
.admonition.tip > .admonition-title::before,
.admonition.success > .admonition-title::before { background: #11a899; }

.admonition.warning {
  border-left-color: #e8a33d;
  background: rgba(232, 163, 61, 0.1);
}
.admonition.warning > .admonition-title::before { background: #e8a33d; }

.admonition.danger, .admonition.failure, .admonition.bug {
  border-left-color: #e5484d;
  background: rgba(229, 72, 77, 0.09);
}
.admonition.danger > .admonition-title::before,
.admonition.failure > .admonition-title::before,
.admonition.bug > .admonition-title::before { background: #e5484d; }

.admonition.question, .admonition.example, .admonition.quote, .admonition.abstract {
  border-left-color: #8b7cf6;
  background: rgba(139, 124, 246, 0.08);
}
.admonition.question > .admonition-title::before,
.admonition.example > .admonition-title::before,
.admonition.quote > .admonition-title::before,
.admonition.abstract > .admonition-title::before { background: #8b7cf6; }

details.admonition > summary { cursor: pointer; list-style: none; }
details.admonition > summary::-webkit-details-marker { display: none; }
details.admonition > summary::after {
  content: "▸";
  margin-left: auto;
  transition: transform 0.15s;
}
details.admonition[open] > summary::after { transform: rotate(90deg); }

/* --------------------------------------------------------------------- Tabs */
.tabbed-set { margin: 1.3em 0; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.tabbed-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--border);
  padding: 4px 4px 0;
}
.tabbed-label {
  border: none;
  background: transparent;
  color: var(--text-muted);
  padding: 9px 16px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}
.tabbed-label:hover { color: var(--text); }
.tabbed-label.is-active { color: var(--brand-strong); border-bottom-color: var(--brand); }
.tabbed-block { display: none; padding: 4px 16px 12px; }
.tabbed-block.is-active { display: block; }

/* ------------------------------------------------------------ Prev/Next nav */
.page-nav {
  display: flex;
  gap: 16px;
  margin-top: 48px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
}
.page-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}
.page-nav a:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  text-decoration: none;
  transform: translateY(-2px);
}
.page-nav .dir { font-size: 0.74rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.page-nav .ttl { font-weight: 650; color: var(--brand-strong); }
.page-nav a.next { text-align: right; align-items: flex-end; }

.page-footer {
  margin-top: 30px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.page-footer a { color: var(--text-muted); }

/* -------------------------------------------------------------------- TOC -- */
.toc {
  position: sticky;
  top: var(--header-h);
  max-height: calc(100vh - var(--header-h));
  overflow-y: auto;
  padding: 26px 16px 40px;
  font-size: 0.85rem;
}
.toc-title {
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.toc-list { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--border); }
.toc-list li { margin: 0; }
.toc-list a {
  display: block;
  padding: 5px 12px;
  color: var(--text-muted);
  border-left: 2px solid transparent;
  margin-left: -1px;
  line-height: 1.4;
}
.toc-list a:hover { color: var(--text); text-decoration: none; }
.toc-list a.lvl-3 { padding-left: 26px; font-size: 0.82rem; }
.toc-list a.is-active { color: var(--brand-strong); border-left-color: var(--brand); font-weight: 600; }

/* ---------------------------------------------------------- Search Overlay -- */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(4px);
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 10vh 16px 16px;
}
.search-overlay[hidden] { display: none; }
.search-modal {
  width: min(680px, 100%);
  background: var(--bg-elevated);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 70vh;
}
.search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.search-box input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 1.05rem;
  color: var(--text);
}
.search-close {
  border: 1px solid var(--border);
  background: var(--bg-soft);
  color: var(--text-muted);
  border-radius: 6px;
  padding: 3px 9px;
  font-size: 0.75rem;
  cursor: pointer;
}
.search-results { overflow-y: auto; padding: 8px; }
.search-hint, .search-empty { padding: 24px 16px; color: var(--text-muted); text-align: center; }
.search-result {
  display: block;
  padding: 11px 14px;
  border-radius: 10px;
  color: var(--text);
  cursor: pointer;
}
.search-result:hover, .search-result.is-active { background: rgba(0, 228, 189, 0.12); text-decoration: none; }
.search-result .sr-section {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-strong);
  font-weight: 700;
}
.search-result .sr-title { font-weight: 650; margin: 1px 0 3px; }
.search-result .sr-snippet { font-size: 0.85rem; color: var(--text-muted); line-height: 1.45; }
.search-result mark { background: rgba(0, 228, 189, 0.28); color: inherit; border-radius: 3px; padding: 0 2px; }
.search-footer {
  display: flex;
  gap: 14px;
  padding: 8px 16px;
  border-top: 1px solid var(--border);
  font-size: 0.74rem;
  color: var(--text-muted);
}
.search-footer kbd {
  font-family: inherit;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1px 6px;
}

/* --------------------------------------------------------------- Backdrop -- */
.backdrop {
  position: fixed;
  inset: var(--header-h) 0 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 90;
}
.backdrop[hidden] { display: none; }

/* ------------------------------------------------------------- Responsive -- */
@media (max-width: 1200px) {
  .layout { grid-template-columns: var(--sidebar-w) minmax(0, 1fr); }
  .toc { display: none; }
}

@media (max-width: 900px) {
  .layout { grid-template-columns: minmax(0, 1fr); }
  .menu-toggle { display: inline-flex; }
  .main { padding: 22px 20px 70px; }
  .sidebar {
    position: fixed;
    top: var(--header-h);
    left: 0;
    width: 300px;
    max-width: 85vw;
    z-index: 95;
    transform: translateX(-105%);
    transition: transform 0.22s ease;
    box-shadow: var(--shadow-lg);
  }
  .sidebar.is-open { transform: translateX(0); }
  .search-trigger { width: auto; }
  .search-trigger span, .search-trigger kbd { display: none; }
  .search-trigger { width: 38px; height: 38px; justify-content: center; padding: 0; }
}

@media (max-width: 520px) {
  .brand-text { display: none; }
}

/* ------------------------------------------------------------- Utilities -- */
.error-box {
  margin: 2em 0;
  padding: 18px 20px;
  border: 1px solid #e5484d;
  background: rgba(229, 72, 77, 0.08);
  border-radius: 10px;
  color: var(--text);
}