/* ==========================================================================
   Strata Documentation Design System (Muted Orange / Obsidian Theme)
   ========================================================================== */

:root {
  /* Dark Theme (Default) */
  --bg-app: #0c0d12;
  --bg-surface: #131620;
  --bg-surface-elevated: #1a1e2c;
  --bg-surface-hover: #22283a;
  --bg-code: #090a0f;

  --border-subtle: #1e2436;
  --border-default: #2b334c;
  --border-focus: #f97316;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0c0d12;

  /* Muted Orange / Amber Flame Palette */
  --accent-primary: #f97316;
  --accent-primary-hover: #ea580c;
  --accent-primary-subtle: rgba(249, 115, 22, 0.12);
  --accent-primary-glow: rgba(249, 115, 22, 0.22);

  --accent-secondary: #fb923c;
  --accent-secondary-subtle: rgba(251, 146, 60, 0.12);

  --badge-bg: #1e2436;
  --badge-text: #cbd5e1;

  /* Syntax Highlighting Tokens */
  --syntax-keyword: #fb923c;
  --syntax-type: #38bdf8;
  --syntax-string: #fcd34d;
  --syntax-comment: #64748b;
  --syntax-num: #f472b6;

  --header-height: 3.5rem;
  --sidebar-width: 21.5rem;
  --toc-width: 17.5rem;


  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

[data-theme="light"] {
  --bg-app: #ffffff;
  --bg-surface: #f8fafc;
  --bg-surface-elevated: #f1f5f9;
  --bg-surface-hover: #e2e8f0;
  --bg-code: #f8fafc;

  --border-subtle: #e2e8f0;
  --border-default: #cbd5e1;
  --border-focus: #ea580c;

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --accent-primary: #ea580c;
  --accent-primary-hover: #c2410c;
  --accent-primary-subtle: rgba(234, 88, 12, 0.08);
  --accent-primary-glow: rgba(234, 88, 12, 0.18);

  --accent-secondary: #d97706;
  --accent-secondary-subtle: rgba(217, 119, 6, 0.08);

  --badge-bg: #e2e8f0;
  --badge-text: #475569;

  --syntax-keyword: #c2410c;
  --syntax-type: #0284c7;
  --syntax-string: #b45309;
  --syntax-comment: #64748b;
  --syntax-num: #db2777;
}

/* Reset & Base Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14.5px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}


body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  text-decoration: underline;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

code, kbd, pre {
  font-family: var(--font-mono);
}

/* App Layout */
.app-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 1.5rem;
  background-color: rgba(12, 13, 18, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

[data-theme="light"] .site-header {
  background-color: rgba(255, 255, 255, 0.88);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.brand-logo:hover {
  text-decoration: none;
}

.logo-flame {
  color: var(--accent-primary);
  font-size: 1.25rem;
  text-shadow: 0 0 12px var(--accent-primary-glow);
}

.version-badge {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.125rem 0.375rem;
  background-color: var(--badge-bg);
  color: var(--badge-text);
  border-radius: var(--radius-sm);
}

/* Search Trigger Button */
.search-trigger-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 20rem;
  max-width: 100%;
  padding: 0.5rem 0.875rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: all 0.15s ease;
}

.search-trigger-btn:hover {
  border-color: var(--accent-primary);
  color: var(--text-secondary);
}

.search-placeholder {
  flex: 1;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-kbd {
  font-size: 0.75rem;
  padding: 0.125rem 0.375rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  transition: all 0.15s ease;
}

.icon-btn:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
}

.nav-link {
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
}

.nav-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-surface-hover);
  text-decoration: none;
}

/* Theme Toggle Icons */
[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

.mobile-only {
  display: none;
}

/* Main Container Layout */
.content-container {
  display: flex;
  flex: 1;
  max-width: 96rem;
  margin: 0 auto;
  width: 100%;
}

/* Sidebar Navigation */
.sidebar {
  width: var(--sidebar-width);
  flex-shrink: 0;
  border-right: 1px solid var(--border-subtle);
  background-color: var(--bg-app);
}

.sidebar-inner {
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
  padding: 1.5rem 1rem;
}

/* Nav Tree */
.nav-group {
  margin-bottom: 1.5rem;
}

.nav-group-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: 0.375rem 0.75rem;
  margin-bottom: 0.25rem;
}

.nav-list {
  list-style: none;
}

.nav-item {
  margin-bottom: 0.125rem;
}

.nav-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: var(--radius-md);
  transition: background-color 0.15s ease;
}

.nav-item-row:hover {
  background-color: var(--bg-surface);
}

.nav-item-row.active-row {
  background-color: var(--accent-primary-subtle);
}

.nav-item-link {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0.4375rem 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.15s ease;
}

.nav-item-link:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.nav-item-link.active {
  color: var(--accent-primary);
  font-weight: 600;
}

.tree-toggle-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  margin-right: 0.25rem;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  transition: transform 0.15s ease, color 0.15s ease;
}

.tree-toggle-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
}

.tree-toggle-btn.expanded {
  transform: rotate(90deg);
  color: var(--accent-primary);
}

.nav-sublist {
  list-style: none;
  margin-left: 1rem;
  padding-left: 0.5rem;
  border-left: 1px solid var(--border-subtle);
  margin-top: 0.125rem;
  margin-bottom: 0.375rem;
  display: none;
}

.nav-sublist.open {
  display: block;
}

.nav-symbol-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: var(--radius-sm);
}

.nav-symbol-row:hover {
  background-color: var(--bg-surface);
}

.struct-toggle-btn {
  width: 1.25rem;
  height: 1.25rem;
  margin-right: 0.125rem;
  opacity: 0.6;
}

.struct-toggle-btn:hover {
  opacity: 1;
}

.nav-subitem-link {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.3125rem 0.625rem;
  font-size: 0.8125rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.15s ease;
  min-width: 0;
}

.nav-subitem-link span:first-child {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-subitem-link:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.nav-subitem-link.active {
  color: var(--accent-primary);
  background-color: var(--accent-primary-subtle);
  font-weight: 600;
}

.subitem-badge {
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  background-color: var(--badge-bg);
  text-transform: uppercase;
  flex-shrink: 0;
}


/* Level 3: Methods indented inside struct */
.nav-method-sublist {
  list-style: none;
  margin-left: 0.75rem;
  padding-left: 0.5rem;
  border-left: 1px solid var(--border-subtle);
  margin-top: 0.125rem;
  margin-bottom: 0.25rem;
  display: none;
}

.nav-method-sublist.open {
  display: block;
}

.nav-method-link {
  display: block;
  padding: 0.1875rem 0.5rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: all 0.15s ease;
}

.nav-method-link:hover {
  color: var(--accent-secondary);
  background-color: var(--bg-surface);
  text-decoration: none;
}

.nav-method-link.active {
  color: var(--accent-primary);
  background-color: var(--accent-primary-subtle);
  font-weight: 600;
}



/* Main Content Area */
.main-content {
  flex: 1;
  min-width: 0;
  padding: 1.75rem 2.5rem;
}

.article-wrapper {
  max-width: 52rem;
  margin: 0 auto;
}


/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.breadcrumb-separator {
  color: var(--border-default);
}

.breadcrumb-current {
  color: var(--text-secondary);
  font-weight: 500;
}

/* Markdown Typography */
.markdown-body {
  color: var(--text-primary);
}

.markdown-body h1 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.markdown-body h2 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 3rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.markdown-body h3 {
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: 2.75rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
}

.markdown-body h3 code {
  font-family: var(--font-mono);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.625rem;
}

.markdown-body h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.markdown-body h4 code {
  color: var(--text-primary) !important;
  font-weight: 600;
  font-size: 0.9375rem !important;
  border: none !important;
  background: transparent !important;
  padding: 0 !important;
}

.markdown-body p {
  margin-bottom: 1.25rem;
  color: var(--text-secondary);
}

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

.markdown-body ul, .markdown-body ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: var(--text-secondary);
}

.markdown-body li {
  margin-bottom: 0.375rem;
}

.markdown-body hr {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin: 2.5rem 0;
}

/* Blockquotes & Callouts */
.markdown-body blockquote {
  border: 1px solid var(--border-subtle);
  border-left: 3px solid var(--accent-primary);
  background-color: var(--bg-surface);
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
}

.markdown-body blockquote p {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.markdown-body blockquote p:last-child {
  margin-bottom: 0;
}

.callout {
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--accent-primary);
  background-color: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.25rem;
  margin-bottom: 1.5rem;
}

.callout-header {
  display: flex;
  align-items: center;
  margin-bottom: 0.375rem;
}

.callout-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.callout-body > *:last-child {
  margin-bottom: 0;
}

.callout-body p {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.callout-body .code-block-wrapper {
  margin-top: 0.75rem;
  margin-bottom: 0.75rem;
}

/* Callout Variants */
.callout-important {
  border-color: rgba(245, 158, 11, 0.25);
  border-left-color: #f59e0b;
  background-color: rgba(245, 158, 11, 0.04);
}
.callout-important .callout-title {
  color: #f59e0b;
}

.callout-tip {
  border-color: rgba(16, 185, 129, 0.25);
  border-left-color: #10b981;
  background-color: rgba(16, 185, 129, 0.04);
}
.callout-tip .callout-title {
  color: #10b981;
}

.callout-note {
  border-color: rgba(59, 130, 246, 0.25);
  border-left-color: #3b82f6;
  background-color: rgba(59, 130, 246, 0.04);
}
.callout-note .callout-title {
  color: #3b82f6;
}

.callout-warning, .callout-caution {
  border-color: rgba(239, 68, 68, 0.25);
  border-left-color: #ef4444;
  background-color: rgba(239, 68, 68, 0.04);
}
.callout-warning .callout-title,
.callout-caution .callout-title {
  color: #ef4444;
}

.overload-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  margin-bottom: 1.25rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-left: 3px solid var(--accent-primary);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.overload-note strong {
  color: var(--text-primary);
}


/* Inline Code */
.markdown-body code:not(pre code) {
  font-size: 0.875em;
  padding: 0.1875rem 0.375rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--accent-secondary);
}

/* Code Blocks */
.code-block-wrapper {
  position: relative;
  margin-bottom: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-code);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-transform: uppercase;
}

.copy-code-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface-elevated);
  transition: all 0.15s ease;
}

.copy-code-btn:hover {
  color: var(--text-primary);
  background-color: var(--bg-surface-hover);
}

.copy-code-btn.copied {
  color: var(--accent-primary);
  background-color: var(--accent-primary-subtle);
}

.markdown-body pre {
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.875rem;
  line-height: 1.6;
}

/* Syntax Highlighting CSS classes */
.token-keyword { color: var(--syntax-keyword); font-weight: 600; }
.token-type { color: var(--syntax-type); }
.token-string { color: var(--syntax-string); }
.token-comment { color: var(--syntax-comment); font-style: italic; }
.token-number { color: var(--syntax-num); }

/* Tables */
.table-wrapper {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.markdown-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.markdown-body th {
  background-color: var(--bg-surface);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-default);
}

.markdown-body td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  line-height: 1.5;
}

.markdown-body tbody tr {
  transition: background-color 0.15s ease;
}

.markdown-body tbody tr:nth-child(even) {
  background-color: rgba(255, 255, 255, 0.02);
}

.markdown-body tbody tr:hover {
  background-color: var(--bg-surface-elevated);
}

.markdown-body tr:last-child td {
  border-bottom: none;
}

.markdown-body td:first-child code {
  color: var(--accent-secondary) !important;
  font-weight: 600;
}

.markdown-body td:nth-child(2) code {
  color: var(--syntax-type) !important;
}

/* KaTeX & LaTeX Math Formulas */
.math-block {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow-x: auto;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.katex-display {
  margin: 0.25rem 0 !important;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 0.25rem 0;
}

.katex {
  font-size: 1.06em;
  color: var(--text-primary);
  text-rendering: auto;
}

.math-block .katex {
  font-size: 1.12em;
}



/* Right Table of Contents Sidebar */
.toc-sidebar {
  width: var(--toc-width);
  flex-shrink: 0;
  padding: 2rem 1.5rem 2rem 0;
}

.toc-sticky {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  max-height: calc(100vh - var(--header-height) - 4rem);
  overflow-y: auto;
}

.toc-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.toc-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toc-link {
  display: block;
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-decoration: none;
  line-height: 1.4;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 100%;
  padding: 0.125rem 0.25rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}

.toc-link:hover {
  color: var(--text-primary);
  text-decoration: none;
}

.toc-link.active {
  color: var(--accent-primary);
  font-weight: 600;
}

.toc-link.toc-h3 {
  padding-left: 0.75rem;
}


/* Document Pagination Footer */
.doc-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.doc-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.pagination-btn {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background-color: var(--bg-surface);
  text-decoration: none;
  transition: all 0.15s ease;
}

.pagination-btn:hover {
  border-color: var(--accent-primary);
  text-decoration: none;
  background-color: var(--bg-surface-elevated);
}

.pagination-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}

.pagination-title {
  font-size: 0.9375rem;
  color: var(--text-primary);
  font-weight: 600;
  margin-top: 0.25rem;
}

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

.footer-meta {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Search Modal */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 10vh 1rem 1rem;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
}

.search-modal-backdrop.open {
  display: flex;
}

.search-modal-card {
  width: 40rem;
  max-width: 100%;
  max-height: 75vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 8px 10px -6px rgba(0, 0, 0, 0.6);
  overflow: hidden;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.search-input-wrapper input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-primary);
}

.search-input-wrapper input::placeholder {
  color: var(--text-muted);
}

.search-results-list {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all 0.15s ease;
}

.search-result-item:hover, .search-result-item.selected {
  background-color: var(--bg-surface-hover);
  text-decoration: none;
}

.search-result-main {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.search-result-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.search-result-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 28rem;
}

.search-result-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius-sm);
  background-color: var(--badge-bg);
  color: var(--badge-text);
}

.search-modal-footer {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0.625rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  background-color: var(--bg-surface-elevated);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.search-modal-footer kbd {
  background-color: var(--bg-surface);
  padding: 0.125rem 0.3125rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .toc-sidebar {
    display: none;
  }
  .main-content {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 768px) {
  .mobile-only {
    display: inline-flex;
  }
  .search-trigger-btn {
    width: auto;
    padding: 0.5rem;
  }
  .search-placeholder, .search-kbd {
    display: none;
  }
  .sidebar {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    z-index: 35;
    height: calc(100vh - var(--header-height));
    transition: left 0.25s ease;
    box-shadow: 10px 0 25px rgba(0, 0, 0, 0.6);
  }
  .sidebar.open {
    left: 0;
  }
  .doc-pagination {
    grid-template-columns: 1fr;
  }
}