/* ====================================================================
   BUGS WORK Documentation & User Manual Design System
   Inherits & Extends BUGS WORK Main System Styles (/css/style.css)
   ==================================================================== */

:root {
  --primary-color: #00ff88;
  --primary-glow: rgba(0, 255, 136, 0.4);
  --secondary-color: #00e1ff;
  --secondary-glow: rgba(0, 225, 255, 0.4);
  --neon-cyan: #00f3ff;
  --neon-magenta: #ff00ff;
  --neon-purple: #a855f7;
  --bg-dark: #050508;
  --card-bg: rgba(12, 14, 22, 0.75);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-glow: rgba(0, 255, 136, 0.25);
  --text-main: #f0f4f8;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --glass-border: rgba(0, 243, 255, 0.15);
  --glass-bg: rgba(10, 12, 20, 0.75);
}

/* Base Body & Container */
body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 85% 85%, rgba(0, 225, 255, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(10, 10, 20, 0.5) 0%, transparent 100%);
}

.font-cyber {
  font-family: 'Share Tech Mono', 'Orbitron', monospace, sans-serif;
}

.text-gradient {
  background: linear-gradient(135deg, #00ff88 0%, #00e1ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-neon {
  background: linear-gradient(135deg, #00f3ff 0%, #a855f7 50%, #ff00ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Documentation Sub-Navigation / Tab Bar */
.doc-subnav-container {
  max-width: 1440px;
  margin: 1.5rem auto 1.5rem;
  padding: 0 2rem;
}

.doc-subnav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  background: rgba(12, 14, 22, 0.7);
  backdrop-filter: blur(12px);
  padding: 0.5rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  align-items: center;
}

.doc-subnav-item {
  padding: 0.55rem 0.9rem;
  font-size: 0.8rem;
  font-family: 'Orbitron', 'Share Tech Mono', monospace;
  color: var(--text-dim);
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: 1px solid transparent;
  background: transparent;
}

.doc-subnav-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.doc-subnav-item.active {
  background: rgba(0, 243, 255, 0.15);
  color: var(--neon-cyan);
  border: 1px solid rgba(0, 243, 255, 0.4);
  box-shadow: 0 0 12px rgba(0, 243, 255, 0.2);
}

/* Language Toggle Button */
.doc-lang-btn {
  margin-left: auto;
  padding: 0.45rem 0.85rem;
  font-size: 0.8rem;
  border: 1px solid var(--neon-cyan);
  background: rgba(0, 243, 255, 0.08);
  color: var(--neon-cyan);
  border-radius: 6px;
  cursor: pointer;
  font-family: 'Orbitron', monospace;
  font-weight: 700;
  transition: all 0.2s ease;
}

.doc-lang-btn:hover {
  background: var(--neon-cyan);
  color: #020205;
  box-shadow: 0 0 12px rgba(0, 243, 255, 0.4);
}

/* Tab Panels */
.doc-tab-panel {
  display: none;
  animation: fadeInPanel 0.3s ease forwards;
}

.doc-tab-panel.active {
  display: block;
}

@keyframes fadeInPanel {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Documentation Layout & Sidebar Navigation */
.doc-layout {
  max-width: 1440px;
  margin: 0 auto 4rem;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2.25rem;
  align-items: start;
}

.doc-sidebar {
  position: sticky;
  top: 90px;
  background: rgba(10, 14, 24, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 1.5rem;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.doc-sidebar-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.85rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.doc-sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.doc-sidebar-card {
  display: flex;
  flex-direction: column;
  padding: 0.85rem 1.1rem;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.doc-sidebar-card:hover {
  background: rgba(0, 243, 255, 0.06);
  border-color: rgba(0, 243, 255, 0.3);
  transform: translateX(4px);
}

.doc-sidebar-card.active {
  background: rgba(0, 243, 255, 0.12);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 18px rgba(0, 243, 255, 0.25), inset 0 0 10px rgba(0, 243, 255, 0.1);
}

.doc-sidebar-card.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--neon-cyan);
  box-shadow: 0 0 10px var(--neon-cyan);
}

.doc-sidebar-card.active[data-accent="green"] {
  border-color: var(--primary-color);
  background: rgba(0, 255, 136, 0.12);
  box-shadow: 0 0 18px rgba(0, 255, 136, 0.25);
}

.doc-sidebar-card.active[data-accent="green"]::before {
  background: var(--primary-color);
  box-shadow: 0 0 10px var(--primary-color);
}

.doc-sidebar-card.active[data-accent="magenta"] {
  border-color: var(--neon-magenta);
  background: rgba(255, 0, 255, 0.12);
  box-shadow: 0 0 18px rgba(255, 0, 255, 0.25);
}

.doc-sidebar-card.active[data-accent="magenta"]::before {
  background: var(--neon-magenta);
  box-shadow: 0 0 10px var(--neon-magenta);
}

.doc-sidebar-card.active[data-accent="white"] {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.25);
}

.doc-sidebar-card.active[data-accent="white"]::before {
  background: #ffffff;
  box-shadow: 0 0 10px #ffffff;
}

.doc-sidebar-code {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--neon-cyan);
  font-weight: 700;
  letter-spacing: 0.5px;
  margin-bottom: 0.2rem;
}

.doc-sidebar-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
}

.doc-sidebar-desc {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.25rem;
  line-height: 1.4;
}

.doc-sidebar-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Main Content Container */
.doc-main {
  max-width: 1200px;
  margin: 0 auto 4rem;
  padding: 0 2rem;
}

.doc-content {
  width: 100%;
  min-width: 0;
}

.doc-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 3rem 3.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

/* Typography in Docs */
.doc-card h1 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 1px;
  color: #ffffff;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 243, 255, 0.2);
}

.doc-card h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.35rem;
  color: var(--neon-cyan);
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  letter-spacing: 0.5px;
}

.doc-card h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.12rem;
  color: #fff;
  margin-top: 1.8rem;
  margin-bottom: 0.75rem;
}

.doc-card h4 {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  color: var(--secondary-color);
  margin-top: 1.4rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.doc-card p {
  color: var(--text-main);
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 0.98rem;
}

.doc-card ul, .doc-card ol {
  margin-left: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-dim);
}

.doc-card li {
  margin-bottom: 0.6rem;
  line-height: 1.7;
}

.doc-card strong {
  color: #fff;
  font-weight: 700;
}

/* Enhanced Cyber Code Snippet Component */
.code-snippet-box {
  background: rgba(8, 10, 18, 0.95);
  border: 1px solid rgba(0, 243, 255, 0.25);
  border-radius: 12px;
  margin: 1.5rem 0 2rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 15px rgba(0, 243, 255, 0.1);
  transition: border-color 0.3s, box-shadow 0.3s;
}

.code-snippet-box:hover {
  border-color: rgba(0, 243, 255, 0.45);
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.7), 0 0 25px rgba(0, 243, 255, 0.18);
}

.code-snippet-header {
  background: rgba(15, 20, 32, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.65rem 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.code-snippet-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.82rem;
  color: var(--neon-cyan);
  font-weight: 700;
  letter-spacing: 0.5px;
}

.code-dots {
  display: flex;
  gap: 5px;
}

.code-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.code-dot.red { background: #ff5f56; box-shadow: 0 0 6px rgba(255, 95, 86, 0.6); }
.code-dot.yellow { background: #ffbd2e; box-shadow: 0 0 6px rgba(255, 189, 46, 0.6); }
.code-dot.green { background: #27c93f; box-shadow: 0 0 6px rgba(39, 201, 63, 0.6); }

.code-copy-btn {
  background: rgba(0, 243, 255, 0.08);
  border: 1px solid rgba(0, 243, 255, 0.3);
  color: var(--neon-cyan);
  padding: 0.3rem 0.75rem;
  border-radius: 6px;
  font-family: 'Orbitron', monospace;
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.code-copy-btn:hover {
  background: var(--neon-cyan);
  color: #050811;
  box-shadow: 0 0 12px rgba(0, 243, 255, 0.4);
}

.code-snippet-box pre {
  margin: 0;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  border-radius: 0;
  overflow-x: auto;
}

.code-snippet-box pre code {
  font-family: 'Share Tech Mono', 'Consolas', monospace;
  font-size: 0.95rem;
  line-height: 1.65;
  background: transparent;
  border: none;
  padding: 0;
  color: #e2e8f0;
}

/* Fallback & Plain Code */
.doc-card code:not(.code-snippet-box code) {
  background: rgba(0, 243, 255, 0.08);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  color: #00ffcc;
  font-family: 'Share Tech Mono', 'Courier New', monospace;
  border: 1px solid rgba(0, 243, 255, 0.2);
  font-size: 0.9em;
}

.doc-card pre:not(.code-snippet-box pre) {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(0, 243, 255, 0.2);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.2rem 0 1.8rem;
}

/* Syntax Highlighting Colors (Prism / Cyber Theme) */
.token.comment, .token.prolog, .token.doctype, .token.cdata {
  color: #64748b !important;
  font-style: italic;
}

.token.keyword {
  color: #ff007f !important;
  font-weight: 700;
  text-shadow: 0 0 8px rgba(255, 0, 127, 0.4);
}

.token.string, .token.char, .token.attr-value {
  color: #00ff88 !important;
  text-shadow: 0 0 8px rgba(0, 255, 136, 0.3);
}

.token.function, .token.class-name {
  color: #00f3ff !important;
  font-weight: 600;
  text-shadow: 0 0 8px rgba(0, 243, 255, 0.3);
}

.token.number, .token.constant {
  color: #fbbf24 !important;
}

.token.boolean {
  color: #c084fc !important;
}

.token.operator, .token.punctuation {
  color: #cbd5e1 !important;
}

.token.variable, .token.property {
  color: #38bdf8 !important;
}

.doc-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  background: rgba(5, 10, 20, 0.4);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}

.doc-table th {
  background: rgba(0, 243, 255, 0.12);
  color: var(--neon-cyan);
  padding: 0.9rem 1.2rem;
  text-align: left;
  font-family: 'Orbitron', monospace;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--glass-border);
}

.doc-table td {
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.92rem;
  color: var(--text-main);
}

.doc-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Callout / Warning box */
.doc-callout {
  background: rgba(255, 0, 255, 0.06);
  border-left: 3px solid var(--neon-magenta);
  border-radius: 0 10px 10px 0;
  padding: 1.2rem 1.5rem;
  margin: 1.5rem 0;
}

.doc-callout-warning {
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid #f59e0b;
}

/* Buttons inside Docs */
.doc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 1px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.25s ease;
  gap: 0.5rem;
}

.doc-btn-primary {
  background: var(--neon-cyan);
  color: #020205;
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.doc-btn-primary:hover {
  background: #fff;
  box-shadow: 0 0 25px rgba(0, 243, 255, 0.6);
  transform: translateY(-2px);
}

.doc-btn-outline {
  background: transparent;
  color: var(--neon-magenta);
  border: 1px solid var(--neon-magenta);
  box-shadow: 0 0 15px rgba(255, 0, 255, 0.2);
}

.doc-btn-outline:hover {
  background: rgba(255, 0, 255, 0.15);
  box-shadow: 0 0 25px rgba(255, 0, 255, 0.4);
  transform: translateY(-2px);
}

/* Icon Color HUD Customizer */
.icon-color-hud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  background: rgba(10, 14, 26, 0.85);
  border: 1px solid rgba(0, 243, 255, 0.3);
  padding: 1.2rem 1.5rem;
  border-radius: 14px;
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), inset 0 0 15px rgba(0, 243, 255, 0.06);
}

.color-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.color-group-label {
  font-family: 'Orbitron', monospace;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  letter-spacing: 0.5px;
}

.color-picker-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.color-picker-input {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 36px;
  height: 36px;
  border: 1px solid var(--neon-cyan);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  padding: 2px;
  transition: all 0.2s ease;
}

.color-picker-input::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker-input::-webkit-color-swatch {
  border: none;
  border-radius: 6px;
}

.color-picker-input:hover {
  transform: scale(1.08);
  box-shadow: 0 0 12px rgba(0, 243, 255, 0.5);
}

.color-hex-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  color: #fff;
  background: rgba(0, 0, 0, 0.6);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  min-width: 65px;
  text-align: center;
}

.color-presets {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.color-preset-btn {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: all 0.2s ease;
}

.color-preset-btn:hover {
  transform: scale(1.2);
  border-color: #fff;
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.color-action-btn {
  padding: 0.45rem 0.85rem;
  font-size: 0.75rem;
  font-family: 'Orbitron', monospace;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.color-action-btn:hover {
  background: rgba(0, 243, 255, 0.15);
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

/* Icon HUD Library Components */
.icon-controls-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  padding: 1rem 1.5rem;
  border-radius: 12px;
  border: 1px solid var(--glass-border);
}

.icon-category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.icon-cat-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-dim);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.icon-cat-btn:hover {
  color: #fff;
  background: rgba(0, 243, 255, 0.1);
  border-color: rgba(0, 243, 255, 0.3);
}

.icon-cat-btn.active {
  color: var(--neon-cyan);
  background: rgba(0, 243, 255, 0.15);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
  font-weight: 700;
}

.icon-sort-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-sort-select {
  background: rgba(0, 0, 0, 0.8);
  border: 1px solid var(--neon-cyan);
  color: #fff;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  outline: none;
  cursor: pointer;
}

.icon-search-input {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  margin-bottom: 2rem;
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.icon-search-input:focus {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.icon-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.icon-hud-card {
  background: rgba(12, 14, 22, 0.6);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.icon-hud-card:hover {
  transform: translateY(-4px);
  border-color: var(--neon-cyan);
  box-shadow: 0 10px 25px rgba(0, 243, 255, 0.15);
  background: rgba(15, 18, 30, 0.8);
}

.icon-canvas-box {
  background: #000;
  border: 1px solid rgba(0, 243, 255, 0.2);
  border-radius: 8px;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 0 10px rgba(0, 243, 255, 0.1);
}

.icon-canvas-elem {
  image-rendering: pixelated;
}

.icon-copy-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: rgba(5, 10, 20, 0.95);
  border: 1px solid var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 243, 255, 0.4);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  z-index: 1000;
  pointer-events: none;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.icon-copy-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Language switching helper */
.ja { display: block; }
.en { display: none; }
body.lang-en .ja { display: none; }
body.lang-en .en { display: block; }
span.ja { display: inline; }
span.en { display: none; }
body.lang-en span.ja { display: none; }
body.lang-en span.en { display: inline; }

@media (max-width: 1024px) {
  .doc-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 0 1.25rem;
  }
  .doc-sidebar {
    position: static;
    top: auto;
    padding: 1.25rem;
  }
  .doc-sidebar-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
  }
  .doc-sidebar-card:hover {
    transform: none;
  }
}

@media (max-width: 768px) {
  .doc-subnav-container {
    padding: 0 1rem;
    margin: 1rem auto 1rem;
  }
  .doc-card {
    padding: 2rem 1.25rem;
  }
  .doc-card h1 {
    font-size: 1.65rem;
  }
  .doc-subnav {
    flex-direction: column;
  }
  .doc-sidebar-nav {
    grid-template-columns: 1fr;
  }
}