/* ==========================================================================
   LinuxOnVita - Modern Dark Glassmorphic Design System
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #07090e;
  --bg-secondary: #0d121d;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(26, 35, 54, 0.85);
  --bg-elevated: #161e31;
  --bg-glass: rgba(13, 18, 29, 0.7);
  --bg-glass-heavy: rgba(9, 13, 22, 0.88);

  /* Primary Accent: Cyber Cyan & Electric Blue (Vita Inspired) */
  --accent-cyan: #00f0ff;
  --accent-cyan-glow: rgba(0, 240, 255, 0.25);
  --accent-blue: #0070f3;
  --accent-blue-hover: #1e87ff;
  --accent-purple: #7928ca;
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.2);
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;

  /* Typography Colors */
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-accent: #38bdf8;

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(0, 240, 255, 0.5);
  --border-card: rgba(255, 255, 255, 0.1);
  --border-card-hover: rgba(0, 240, 255, 0.35);

  /* Typography System */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Outfit', var(--font-sans);
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, monospace;

  /* Spacing */
  --container-max: 1200px;
  --header-height: 72px;

  /* Transitions & Shadows */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.65);
  --shadow-glow: 0 0 30px var(--accent-cyan-glow);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
  color-scheme: dark;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(circle at 15% 10%, rgba(0, 240, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(121, 40, 202, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 80%, rgba(0, 112, 243, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Background Subtle Grid Pattern */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  pointer-events: none;
  z-index: -1;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-cyan);
}

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background var(--transition-normal), border var(--transition-normal);
}

.site-header.scrolled {
  background: var(--bg-glass-heavy);
  border-bottom-color: var(--border-card);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.3);
  object-fit: cover;
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.brand-title {
  background: linear-gradient(135deg, #ffffff 40%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 7px;
  background: rgba(0, 240, 255, 0.12);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 28px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding-block: 4px;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-sm {
  font-size: 0.82rem;
  padding: 7px 14px;
}

.btn-lg {
  font-size: 1rem;
  padding: 13px 26px;
  border-radius: var(--radius-md);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #030712;
  font-weight: 700;
  box-shadow: 0 4px 18px var(--accent-cyan-glow);
}

.btn-primary:hover {
  color: #030712;
  box-shadow: 0 6px 24px rgba(0, 240, 255, 0.45);
  transform: translateY(-1px);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--border-card);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--accent-cyan);
  color: #fff;
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--text-secondary);
}

.btn-ghost:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  padding: 8px;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
}

.mobile-toggle:hover {
  color: #fff;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding-top: 60px;
  padding-bottom: 90px;
  position: relative;
}

.hero-pill-wrapper {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.hero-pill .dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.12;
  text-align: center;
  letter-spacing: -0.03em;
  max-width: 960px;
  margin-inline: auto;
  margin-bottom: 24px;
}

.hero-gradient-text {
  background: linear-gradient(135deg, #ffffff 15%, var(--accent-cyan) 60%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  text-align: center;
  max-width: 780px;
  margin-inline: auto;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

/* Stats Ribbon */
.stats-ribbon {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  max-width: 900px;
  margin-inline: auto;
  margin-bottom: 56px;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 18px 14px;
  text-align: center;
  transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 240, 255, 0.3);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 4px;
}

.stat-value.cyan { color: var(--accent-cyan); }
.stat-value.emerald { color: var(--accent-emerald); }
.stat-value.blue { color: #60a5fa; }
.stat-value.purple { color: #c084fc; }

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* ==========================================================================
   Device Showcase & Interactive Screenshot Gallery
   ========================================================================== */
.showcase-wrapper {
  max-width: 1000px;
  margin-inline: auto;
}

.console-mockup {
  background: #090e18;
  border: 1px solid rgba(0, 240, 255, 0.25);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.console-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.console-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.console-status-dot {
  width: 10px;
  height: 10px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-emerald);
}

.console-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.console-meta {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.08);
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid rgba(0, 240, 255, 0.2);
}

.screen-container {
  position: relative;
  background: #000;
  border-radius: var(--radius-md);
  border: 2px solid #1a2333;
  overflow: hidden;
  box-shadow: inset 0 0 30px rgba(0, 0, 0, 0.9);
  aspect-ratio: 960 / 544;
}

.screen-display-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.screen-caption-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(3, 7, 18, 0.95) 0%, rgba(3, 7, 18, 0.6) 70%, transparent 100%);
  padding: 24px 20px 16px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.caption-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 2px;
}

.caption-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  max-width: 650px;
}

.screen-zoom-btn {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background var(--transition-fast);
}

.screen-zoom-btn:hover {
  background: rgba(0, 240, 255, 0.2);
  border-color: var(--accent-cyan);
}

/* Gallery Selector Tabs */
.gallery-nav-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 20px;
}

.gallery-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  text-align: left;
  transition: all var(--transition-normal);
  color: var(--text-secondary);
}

.gallery-tab-btn:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0, 240, 255, 0.3);
  color: #fff;
}

.gallery-tab-btn.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.15);
}

.tab-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  margin-bottom: 4px;
}

.tab-title {
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.25;
}

/* ==========================================================================
   Section Layout & Headings
   ========================================================================== */
section {
  padding-block: 80px;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: 54px;
}

.section-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  padding: 4px 12px;
  background: rgba(0, 240, 255, 0.08);
  border-radius: 9999px;
  border: 1px solid rgba(0, 240, 255, 0.2);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.8vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #fff;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Feature Cards Grid
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 30px;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.feature-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 4px 10px;
  border-radius: 9999px;
  border: 1px solid var(--border-subtle);
}

.feature-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #fff;
}

.feature-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feature-command {
  background: #090e18;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.feature-command code {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


/* ==========================================================================
   Hardware Support Matrix Table
   ========================================================================== */
.matrix-container {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.matrix-table th {
  background: rgba(13, 18, 29, 0.9);
  padding: 16px 20px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border-subtle);
}

.matrix-table td {
  padding: 16px 20px;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

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

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

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  white-space: nowrap;
}

.status-badge.working {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-badge.partial {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-badge.unsupported {
  background: rgba(100, 116, 139, 0.15);
  color: var(--text-muted);
  border: 1px solid rgba(100, 116, 139, 0.3);
}

/* ==========================================================================
   Installation Guide Steps
   ========================================================================== */
.install-steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 26px 22px;
  position: relative;
  transition: all var(--transition-normal);
}

.step-card:hover {
  border-color: rgba(0, 240, 255, 0.3);
  transform: translateY(-3px);
}

.step-number {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-blue));
  color: #030712;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px var(--accent-cyan-glow);
}

.step-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: #fff;
}

.step-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.notice-box {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.notice-box.warning-card {
  background: rgba(244, 63, 94, 0.09);
  border-color: rgba(244, 63, 94, 0.4);
  box-shadow: 0 0 24px rgba(244, 63, 94, 0.1);
}

.notice-box.warning-card .notice-icon {
  color: var(--accent-rose);
}

.notice-icon {
  color: var(--accent-amber);
  flex-shrink: 0;
  margin-top: 2px;
}

.notice-content h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.notice-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Alpine Ecosystem Tabs & Examples
   ========================================================================== */
.ecosystem-container {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(12px);
}

.ecosystem-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.eco-card {
  background: #090e18;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-normal);
}

.eco-card:hover {
  border-color: rgba(0, 240, 255, 0.3);
  transform: translateY(-2px);
}

.eco-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.eco-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 14px;
}

.eco-code {
  background: #04060a;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  display: block;
  overflow-x: auto;
}

/* ==========================================================================
   FAQ Accordion Section
   ========================================================================== */
.faq-accordion {
  max-width: 860px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-normal);
}

.faq-item:hover {
  border-color: rgba(0, 240, 255, 0.3);
}

.faq-trigger {
  width: 100%;
  padding: 20px 24px;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  color: #fff;
  transition: color var(--transition-fast);
}

.faq-trigger:hover {
  color: var(--accent-cyan);
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  flex-shrink: 0;
  color: var(--accent-cyan);
}

.faq-item.open .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding: 0 24px 22px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 16px;
}

.faq-item.open .faq-content {
  display: block;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Community & Call To Action Banner
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.1) 0%, rgba(121, 40, 202, 0.1) 100%), var(--bg-secondary);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: var(--radius-xl);
  padding: 56px 36px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.cta-banner-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 16px;
  color: #fff;
}

.cta-banner-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 36px;
}

.cta-button-group {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #04060a;
  padding-top: 60px;
  padding-bottom: 40px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.footer-brand p {
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 360px;
  margin-bottom: 20px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
}

.footer-disclaimer {
  max-width: 700px;
  line-height: 1.5;
  color: var(--text-muted);
}

/* ==========================================================================
   Lightbox Modal
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox-modal.active {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.lightbox-content {
  position: relative;
  max-width: 1080px;
  width: 100%;
}

.lightbox-img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9), 0 0 30px rgba(0, 240, 255, 0.2);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.lightbox-close {
  position: absolute;
  top: -48px;
  right: 0;
  color: #fff;
  font-size: 1.8rem;
  padding: 6px;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--accent-cyan);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .stats-ribbon {
    grid-template-columns: repeat(2, 1fr);
  }
  .gallery-nav-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--bg-glass-heavy);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-card);
    transform: translateY(-120%);
    transition: transform var(--transition-normal);
    gap: 18px;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

  .mobile-toggle {
    display: block;
  }

  .nav-actions .btn-github-stars {
    display: none;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .console-mockup {
    padding: 16px;
  }

  .gallery-nav-tabs {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}