/* =============================================================================
   BHC Documentation - Brutalist Blueprint Theme
   Matches bhc.raskell.io exactly
   ============================================================================= */

/* Google Fonts - JetBrains Mono for mono, Inter for sans */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* -----------------------------------------------------------------------------
   CSS Custom Properties - Catppuccin Mocha (Dark)
   ----------------------------------------------------------------------------- */
:root {
  /* Catppuccin Mocha Palette */
  --ctp-rosewater: #f5e0dc;
  --ctp-flamingo: #f2cdcd;
  --ctp-pink: #f5c2e7;
  --ctp-mauve: #cba6f7;
  --ctp-red: #f38ba8;
  --ctp-maroon: #eba0ac;
  --ctp-peach: #fab387;
  --ctp-yellow: #f9e2af;
  --ctp-green: #a6e3a1;
  --ctp-teal: #94e2d5;
  --ctp-sky: #89dceb;
  --ctp-sapphire: #74c7ec;
  --ctp-blue: #89b4fa;
  --ctp-lavender: #b4befe;
  --ctp-text: #cdd6f4;
  --ctp-subtext1: #bac2de;
  --ctp-subtext0: #a6adc8;
  --ctp-overlay2: #9399b2;
  --ctp-overlay1: #7f849c;
  --ctp-overlay0: #6c7086;
  --ctp-surface2: #585b70;
  --ctp-surface1: #45475a;
  --ctp-surface0: #313244;
  --ctp-base: #1e1e2e;
  --ctp-mantle: #181825;
  --ctp-crust: #11111b;

  /* Semantic Color Mappings - Brutalist Style */
  --color-text: var(--ctp-text);
  --color-text-secondary: var(--ctp-subtext1);
  --color-text-muted: var(--ctp-overlay1);
  --color-text-subtle: var(--ctp-overlay0);
  --color-heading: #ffffff;

  /* Backgrounds - very dark */
  --color-bg: #0a0a0f;
  --color-bg-alt: #0e0e14;
  --color-bg-surface: #12121a;
  --color-bg-elevated: var(--ctp-surface0);
  --color-bg-overlay: var(--ctp-surface1);
  --color-bg-hover: var(--ctp-surface0);

  /* Grid lines - signature brutalist element */
  --color-grid: var(--ctp-surface1);
  --color-grid-strong: var(--ctp-surface2);
  --color-grid-subtle: var(--ctp-surface0);

  /* Borders */
  --color-border: var(--ctp-surface2);
  --color-border-muted: var(--ctp-surface1);
  --color-border-strong: var(--ctp-overlay0);

  /* Accents - Purple/mauve focus */
  --color-accent: var(--ctp-mauve);
  --color-accent-hover: var(--ctp-lavender);
  --color-accent-subtle: var(--ctp-pink);
  --color-link: var(--ctp-mauve);
  --color-link-hover: var(--ctp-lavender);

  /* Primary buttons */
  --color-primary: var(--ctp-mauve);
  --color-primary-hover: var(--ctp-lavender);
  --color-primary-text: var(--ctp-crust);

  /* Status colors */
  --color-success: var(--ctp-green);
  --color-warning: var(--ctp-yellow);
  --color-error: var(--ctp-red);
  --color-info: var(--ctp-lavender);

  /* Code blocks */
  --color-code-bg: #0a0a0f;
  --color-code-border: var(--ctp-surface1);

  /* Typography */
  --font-mono: "JetBrains Mono", "Fira Code", "SF Mono", "Consolas", monospace;
  --font-display: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Font sizes - Technical scale */
  --text-xs: 0.75rem;
  --text-sm: 0.8125rem;
  --text-base: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;

  /* Line heights */
  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.5;
  --leading-relaxed: 1.625;

  /* Font weights */
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Letter spacing */
  --tracking-tight: -0.01em;
  --tracking-normal: 0;
  --tracking-wide: 0.025em;
  --tracking-wider: 0.05em;

  /* Layout */
  --sidebar-width: 280px;
  --toc-width: 220px;
  --grid-size: 10px;
}

/* -----------------------------------------------------------------------------
   Light Theme Overrides (Catppuccin Latte)
   ----------------------------------------------------------------------------- */
[data-theme="light"] {
  --ctp-mauve: #8839ef;
  --ctp-lavender: #7287fd;
  --ctp-blue: #1e66f5;
  --ctp-text: #4c4f69;
  --ctp-subtext1: #5c5f77;
  --ctp-overlay1: #8c8fa1;
  --ctp-overlay0: #9ca0b0;
  --ctp-surface2: #acb0be;
  --ctp-surface1: #bcc0cc;
  --ctp-surface0: #ccd0da;
  --ctp-base: #eff1f5;
  --ctp-crust: #dce0e8;

  --color-heading: var(--ctp-text);
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-bg-surface: #ffffff;
  --color-bg-elevated: #f0f2f5;
  --color-bg-hover: #f0f2f5;

  --color-grid: #d0d4db;
  --color-grid-strong: #b8bcc5;
  --color-grid-subtle: #e0e4eb;

  --color-border: #c8ccd4;
  --color-border-muted: #d8dce4;
  --color-primary-text: #ffffff;
  --color-code-bg: #f4f6f8;
}

/* -----------------------------------------------------------------------------
   Reset and Base Styles
   ----------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: var(--leading-relaxed);
  min-height: 100vh;
}

/* Grid background pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    linear-gradient(var(--color-grid-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-grid-subtle) 1px, transparent 1px);
  background-size: var(--grid-size) var(--grid-size);
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

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

a:hover {
  color: var(--color-link-hover);
}

/* -----------------------------------------------------------------------------
   Typography
   ----------------------------------------------------------------------------- */
code, pre {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

code {
  background: var(--color-code-bg);
  color: var(--color-text);
  padding: 0.15em 0.4em;
  border: 1px solid var(--color-code-border);
}

pre {
  background: var(--color-code-bg);
  color: var(--color-text);
  padding: 1rem 1.25rem;
  border: 1px solid var(--color-code-border);
  overflow-x: auto;
  margin: 0;
}

pre code {
  background: none;
  padding: 0;
  border: none;
}

/* Gradient text utility */
.gradient-text {
  background: linear-gradient(135deg, #cba6f7 0%, #89b4fa 50%, #5e5086 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* -----------------------------------------------------------------------------
   Layout
   ----------------------------------------------------------------------------- */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--color-bg);
  border-right: 1px solid var(--color-grid);
  overflow-y: auto;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.content {
  margin-left: var(--sidebar-width);
  padding: 0;
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

/* -----------------------------------------------------------------------------
   Sidebar Header - Brutalist Frame
   ----------------------------------------------------------------------------- */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-heading);
  letter-spacing: var(--tracking-tight);
  text-decoration: none;
}

.logo:hover {
  color: var(--color-accent);
}

.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: transparent;
  border: 1px solid var(--color-grid);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-grid-strong);
  background: var(--color-bg-surface);
}

[data-theme="dark"] .icon-sun { display: inline; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun,
:root:not([data-theme]) .icon-sun { display: none; }
[data-theme="light"] .icon-moon,
:root:not([data-theme]) .icon-moon { display: inline; }

/* -----------------------------------------------------------------------------
   Search Box - Terminal Style
   ----------------------------------------------------------------------------- */
.search-box {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.search-box input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-grid);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  transition: border-color 0.15s ease;
}

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

.search-box input:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* -----------------------------------------------------------------------------
   Navigation Tree
   ----------------------------------------------------------------------------- */
.nav-tree {
  padding: 1rem 1.25rem;
  flex: 1;
}

.nav-tree h3 {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  margin: 0 0 0.75rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-grid);
}

.nav-tree hr {
  border: none;
  border-top: 1px solid var(--color-grid);
  margin: 1.25rem 0;
}

.nav-tree ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem 0;
}

.nav-tree li {
  margin: 0;
}

.nav-tree li a {
  display: block;
  padding: 0.35rem 0.75rem;
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
  border-left: 2px solid transparent;
  transition: all 0.15s ease;
}

.nav-tree li a:hover {
  color: var(--color-text);
  background: var(--color-bg-surface);
  border-left-color: var(--color-accent);
}

.nav-tree li.active > a {
  color: var(--color-accent);
  background: var(--color-bg-surface);
  border-left-color: var(--color-accent);
  font-weight: var(--weight-medium);
}

.nav-tree ul ul {
  margin-left: 0.75rem;
  margin-bottom: 0.5rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--color-grid);
}

.nav-tree ul ul a {
  font-size: var(--text-xs);
  padding: 0.25rem 0.5rem;
}

/* -----------------------------------------------------------------------------
   Content Frame - Main Article Area
   ----------------------------------------------------------------------------- */
article {
  max-width: 900px;
  margin: 0;
  padding: 0;
}

/* Section Frame - Brutalist bordered sections */
.section-frame {
  border: 1px solid var(--color-grid);
  background: var(--color-bg);
  margin-bottom: -1px;
}

.section-frame__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.section-frame__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.section-frame__content {
  padding: 2rem 1.5rem;
}

/* Page Header */
.page-header {
  border: 1px solid var(--color-grid);
  background: var(--color-bg);
}

.page-header__bar {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.page-header__bar--fixed {
  position: fixed;
  top: 0;
  left: var(--sidebar-width);
  right: var(--toc-width);
  z-index: 50;
  transition: top 0.25s ease-out;
}

.page-header__bar--fixed.hidden {
  top: -60px;
}

.page-header__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.page-header__content {
  padding: 2rem 1.5rem;
}

article h1 {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin: 0 0 1rem 0;
  color: var(--color-heading);
  /* Gradient text */
  background: linear-gradient(135deg, #cba6f7 0%, #89b4fa 50%, #5e5086 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

article h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: var(--weight-bold);
  margin: 0;
  color: var(--color-heading);
}

article h3 {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  margin: 1.5rem 0 0.75rem 0;
  color: var(--color-heading);
}

article h4 {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  margin: 1rem 0 0.5rem 0;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

/* Module description */
.module-doc {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin: 0.5rem 0 0 0;
  max-width: 700px;
}

/* -----------------------------------------------------------------------------
   Declaration Sections
   ----------------------------------------------------------------------------- */
.decl-section {
  border: 1px solid var(--color-grid);
  border-top: none;
  background: var(--color-bg);
}

.decl-section__header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.decl-section__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.decl-section__content {
  padding: 0;
}

/* Declaration Item */
.decl {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--color-grid);
  transition: background 0.15s ease;
}

.decl:last-child {
  border-bottom: none;
}

.decl:hover {
  background: var(--color-bg-surface);
}

.decl-header {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.decl-name {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  background: var(--color-code-bg);
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-code-border);
  flex-grow: 1;
  word-break: break-word;
}

.anchor {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  opacity: 0;
  transition: opacity 0.15s;
  padding: 0.5rem;
}

.decl:hover .anchor {
  opacity: 1;
}

.anchor:hover {
  color: var(--color-accent);
}

.decl-doc {
  margin-top: 0.75rem;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.decl-doc p {
  margin: 0.35rem 0;
}

/* -----------------------------------------------------------------------------
   Constructors
   ----------------------------------------------------------------------------- */
.constructors {
  margin: 1rem 0;
  padding-left: 1rem;
  border-left: 2px solid var(--color-accent);
}

.constructor {
  margin: 0.5rem 0;
}

.constructor code {
  font-weight: var(--weight-medium);
  background: var(--color-bg-alt);
}

.con-doc {
  margin: 0.25rem 0 0.5rem 1rem;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

/* -----------------------------------------------------------------------------
   Class Methods
   ----------------------------------------------------------------------------- */
.class-methods {
  margin: 1rem 0;
}

.class-methods h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.method {
  margin: 0.5rem 0;
  padding: 0.5rem 0.75rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-grid);
}

.method code {
  display: block;
  font-size: var(--text-sm);
  background: none;
  border: none;
  padding: 0;
  color: var(--color-text);
}

.method-doc {
  margin: 0.35rem 0 0 0;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

/* -----------------------------------------------------------------------------
   Badges - BHC specific
   ----------------------------------------------------------------------------- */
.badges {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.badge {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  padding: 0.2rem 0.5rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border: 1px solid;
}

.badge-fusion {
  background: rgba(166, 227, 161, 0.1);
  color: var(--color-success);
  border-color: var(--color-success);
}

.badge-simd {
  background: rgba(249, 226, 175, 0.1);
  color: var(--color-warning);
  border-color: var(--color-warning);
}

.badge-complexity {
  background: rgba(203, 166, 247, 0.1);
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.badge-unsafe {
  background: rgba(243, 139, 168, 0.1);
  color: var(--color-error);
  border-color: var(--color-error);
}

/* -----------------------------------------------------------------------------
   Examples - Terminal Style
   ----------------------------------------------------------------------------- */
.examples {
  margin: 1rem 0;
}

.examples h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.example {
  margin: 0.5rem 0;
  border: 1px solid var(--color-grid);
  background: var(--color-bg);
}

.example__header {
  display: flex;
  align-items: center;
  padding: 0.35rem 0.75rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
  gap: 0.35rem;
}

.example__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-grid-strong);
}

.example__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-left: 0.5rem;
}

.example pre {
  margin: 0;
  border: none;
}

.run-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  background: var(--color-accent);
  color: var(--color-primary-text);
  border: none;
  padding: 0.25rem 0.75rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  cursor: pointer;
  opacity: 0;
  transition: all 0.15s ease;
}

.example:hover .run-btn {
  opacity: 1;
}

.run-btn:hover {
  background: var(--color-accent-hover);
}

/* -----------------------------------------------------------------------------
   Index Page
   ----------------------------------------------------------------------------- */
.index-page .page-header__content {
  padding: 3rem 1.5rem;
}

.index-page .description {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  margin: 0.75rem 0 0 0;
  max-width: 600px;
  line-height: var(--leading-relaxed);
}

/* Quick Stats */
.quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  border: 1px solid var(--color-grid);
  border-top: none;
  background: var(--color-bg);
}

.stat {
  padding: 1.5rem;
  text-align: center;
  border-right: 1px solid var(--color-grid);
}

.stat:last-child {
  border-right: none;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

/* Module List */
.module-list {
  border: 1px solid var(--color-grid);
  border-top: none;
  background: var(--color-bg);
}

.module-list__header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.module-list__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

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

.module-table th,
.module-table td {
  padding: 0.75rem 1.5rem;
  text-align: left;
  border-bottom: 1px solid var(--color-grid);
  font-size: var(--text-sm);
}

.module-table th {
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  background: var(--color-bg-alt);
}

.module-table tr:last-child td {
  border-bottom: none;
}

.module-table tbody tr {
  transition: background 0.15s ease;
}

.module-table tbody tr:hover {
  background: var(--color-bg-surface);
}

/* -----------------------------------------------------------------------------
   Search Modal
   ----------------------------------------------------------------------------- */
.search-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 12vh;
  z-index: 1000;
}

.search-modal[hidden] {
  display: none;
}

.search-modal-content {
  width: 90%;
  max-width: 600px;
  border: 1px solid var(--color-grid);
  background: var(--color-bg);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.search-modal__header {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
  gap: 0.5rem;
}

.search-modal__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-grid-strong);
}

.search-modal__title {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-left: 0.5rem;
}

.search-modal-content input {
  width: 100%;
  padding: 1rem 1.25rem;
  border: none;
  border-bottom: 1px solid var(--color-grid);
  font-family: var(--font-mono);
  font-size: var(--text-base);
  background: transparent;
  color: var(--color-text);
}

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

.search-modal-content input:focus {
  outline: none;
}

.search-results {
  max-height: 50vh;
  overflow-y: auto;
  padding: 0.5rem;
}

/* Search Results */
.result-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.result-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-grid);
  transition: background 0.15s ease;
}

.result-item:last-child {
  border-bottom: none;
}

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

.result-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.result-module {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.result-name {
  color: var(--color-accent);
  font-weight: var(--weight-medium);
}

.result-kind {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--color-grid);
}

.result-score {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-left: auto;
}

.result-signature {
  display: block;
  margin: 0.35rem 0;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.result-doc {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  margin: 0.35rem 0 0 0;
}

.no-results {
  padding: 2rem;
  text-align: center;
  color: var(--color-text-muted);
}

/* -----------------------------------------------------------------------------
   Instances
   ----------------------------------------------------------------------------- */
.instance {
  opacity: 0.85;
}

.instance .decl-name {
  font-size: var(--text-sm);
}

/* -----------------------------------------------------------------------------
   Buttons - Brutalist Style
   ----------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-decoration: none;
  border: 1px solid transparent;
  transition: all 0.15s ease;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-primary-text);
  border-color: var(--color-accent);
}

.btn--primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

.btn--secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-grid);
}

.btn--secondary:hover {
  border-color: var(--color-grid-strong);
  background: var(--color-bg-surface);
}

/* -----------------------------------------------------------------------------
   Scrollbar
   ----------------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--color-grid);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-grid-strong);
}

/* -----------------------------------------------------------------------------
   Responsive
   ----------------------------------------------------------------------------- */
@media (max-width: 900px) {
  body::before {
    opacity: 0.15;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }

  .sidebar.open {
    transform: translateX(0);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
  }

  .content {
    margin-left: 0;
  }

  .quick-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat {
    border-bottom: 1px solid var(--color-grid);
  }

  .stat:nth-child(2n) {
    border-right: none;
  }
}

/* -----------------------------------------------------------------------------
   Print
   ----------------------------------------------------------------------------- */
@media print {
  body::before,
  .sidebar,
  .theme-toggle,
  .search-box,
  .run-btn {
    display: none !important;
  }

  .content {
    margin-left: 0;
  }

  .decl {
    break-inside: avoid;
  }
}

/* -----------------------------------------------------------------------------
   Syntax Highlighting - Catppuccin
   ----------------------------------------------------------------------------- */
.highlight .keyword { color: var(--ctp-mauve); }
.highlight .string { color: var(--ctp-green); }
.highlight .comment { color: var(--ctp-overlay0); font-style: italic; }
.highlight .type { color: var(--ctp-yellow); }
.highlight .function { color: var(--ctp-blue); }
.highlight .number { color: var(--ctp-peach); }
.highlight .operator { color: var(--ctp-sky); }
.highlight .variable { color: var(--ctp-pink); }

/* -----------------------------------------------------------------------------
   Right Sidebar - On This Page (TOC)
   ----------------------------------------------------------------------------- */
.toc-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: 220px;
  height: 100vh;
  background: var(--color-bg);
  border-left: 1px solid var(--color-grid);
  z-index: 90;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease;
}

.toc-sidebar.collapsed {
  width: 40px;
}

.toc-sidebar.collapsed .toc-header {
  flex-direction: column-reverse;
  align-items: center;
  padding: 0.75rem 0.5rem;
  height: 100%;
  border-bottom: none;
}

.toc-sidebar.collapsed .toc-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  margin-top: 1rem;
  font-size: 9px;
  white-space: nowrap;
}

.toc-sidebar.collapsed .toc-toggle {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.toc-sidebar.collapsed .toc-content {
  display: none;
}

.toc-sidebar.collapsed .toc-toggle-icon {
  transform: rotate(-90deg);
}

.toc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-grid);
  background: var(--color-bg-alt);
}

.toc-label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
}

.toc-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-grid);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
  z-index: 100;
  position: relative;
}

.toc-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-grid-strong);
}

.toc-toggle-icon {
  font-size: 10px;
  transition: transform 0.2s ease;
}

.toc-content {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  transition: opacity 0.2s ease;
}

.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-section {
  margin-bottom: 1rem;
}

.toc-section-link {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  padding: 0.35rem 0;
  margin-bottom: 0.35rem;
  border-bottom: 1px solid var(--color-grid);
  transition: color 0.15s ease;
}

.toc-section-link:hover {
  color: var(--color-accent);
}

.toc-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.toc-items li {
  margin: 0;
}

.toc-items a {
  display: block;
  padding: 0.25rem 0 0.25rem 0.75rem;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  border-left: 2px solid transparent;
  transition: all 0.15s ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.toc-items a:hover,
.toc-items a.active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

/* Adjust content for TOC sidebar */
.content {
  margin-right: 220px;
}

/* -----------------------------------------------------------------------------
   Version Selector
   ----------------------------------------------------------------------------- */
.header-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.version-select {
  position: relative;
}

.version-select select {
  appearance: none;
  background: var(--color-bg);
  border: 1px solid var(--color-grid);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 0.35rem 1.5rem 0.35rem 0.5rem;
  cursor: pointer;
  transition: border-color 0.15s ease;
}

.version-select select:hover {
  border-color: var(--color-grid-strong);
}

.version-select select:focus {
  outline: none;
  border-color: var(--color-accent);
}

.version-select::after {
  content: '▼';
  position: absolute;
  right: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 8px;
  color: var(--color-text-muted);
  pointer-events: none;
}

/* -----------------------------------------------------------------------------
   Source Code Links
   ----------------------------------------------------------------------------- */
.source-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  padding: 0.35rem 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-grid);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-decoration: none;
  transition: all 0.15s ease;
}

.source-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.source-icon {
  font-weight: var(--weight-bold);
  color: var(--color-accent);
}

.source-path {
  max-width: 150px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-link-small {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: transparent;
  border: 1px solid var(--color-grid);
  color: var(--color-text-muted);
  text-decoration: none;
  opacity: 0;
  transition: all 0.15s ease;
}

.decl:hover .source-link-small {
  opacity: 1;
}

.source-link-small:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.source-icon-small {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
}

/* -----------------------------------------------------------------------------
   Responsive - TOC Sidebar
   ----------------------------------------------------------------------------- */
@media (max-width: 1200px) {
  .toc-sidebar {
    transform: translateX(calc(100% - 44px));
  }

  .toc-sidebar.expanded {
    transform: translateX(0);
  }

  .toc-sidebar .toc-content {
    opacity: 0;
    pointer-events: none;
  }

  .toc-sidebar.expanded .toc-content {
    opacity: 1;
    pointer-events: auto;
  }

  .content {
    margin-right: 44px;
  }
}

@media (max-width: 900px) {
  .toc-sidebar {
    display: none;
  }

  .content {
    margin-right: 0;
  }

  .header-controls {
    flex-wrap: wrap;
  }
}