/* ==========================================================================
   GeaRepublic Labs - Core Design System & Stylesheet
   File: gl-assets/css/gl-main.css
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Color Palette - Deep Obsidian & Slate Theme */
  --gl-bg: #07090e;
  --gl-surface: #0e131f;
  --gl-surface-hover: #151d30;
  --gl-surface-elevated: #1a233a;
  
  --gl-border: rgba(255, 255, 255, 0.08);
  --gl-border-hover: rgba(56, 189, 248, 0.3);
  --gl-border-highlight: rgba(255, 255, 255, 0.16);

  --gl-text-primary: #f8fafc;
  --gl-text-secondary: #94a3b8;
  --gl-text-muted: #64748b;
  
  --gl-accent-blue: #38bdf8;
  --gl-accent-blue-hover: #0ea5e9;
  --gl-accent-cyan: #06b6d4;
  --gl-accent-emerald: #10b981;
  --gl-accent-amber: #f59e0b;

  /* Typography */
  --gl-font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --gl-font-mono: 'JetBrains Mono', monospace;

  /* Layout Spacing */
  --gl-container-max: 1200px;
  --gl-radius-sm: 8px;
  --gl-radius-md: 14px;
  --gl-radius-lg: 20px;
  --gl-radius-full: 9999px;

  /* Transitions */
  --gl-transition-fast: 150ms ease;
  --gl-transition-base: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --gl-transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--gl-font-sans);
  background-color: var(--gl-bg);
  color: var(--gl-text-primary);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Subtle Ambient Glow (Subtle and non-intrusive) */
body::before {
  content: '';
  position: fixed;
  top: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 450px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.08) 0%, rgba(7, 9, 14, 0) 70%);
  z-index: -1;
  pointer-events: none;
}

/* Container */
.gl-container {
  width: 100%;
  max-width: var(--gl-container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Links & Buttons */
a {
  color: inherit;
  text-decoration: none;
  transition: color var(--gl-transition-fast);
}

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

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.gl-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 9, 14, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gl-border);
  transition: border-color var(--gl-transition-base);
}

.gl-nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.gl-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.gl-brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(14, 165, 233, 0.25);
}

.gl-brand-icon svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}

.gl-brand-meta {
  display: flex;
  flex-direction: column;
}

.gl-brand-title {
  font-size: 1.125rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--gl-text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gl-brand-tag {
  font-size: 0.68rem;
  font-family: var(--gl-font-mono);
  background: rgba(56, 189, 248, 0.12);
  color: var(--gl-accent-blue);
  padding: 0.15rem 0.45rem;
  border-radius: var(--gl-radius-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gl-brand-subtitle {
  font-size: 0.78rem;
  color: var(--gl-text-muted);
}

.gl-nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: clamp(0.75rem, 1.6vw, 1.75rem);
}

.gl-nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gl-text-secondary);
  transition: color var(--gl-transition-fast);
  white-space: nowrap;
}

.gl-nav-link:hover,
.gl-nav-link:focus-visible {
  color: var(--gl-text-primary);
}

.gl-nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Toggle */
.gl-mobile-toggle {
  display: none;
  padding: 0.5rem;
  color: var(--gl-text-secondary);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.gl-hero {
  padding: 5rem 0 3.5rem;
  position: relative;
}

.gl-hero-content {
  max-width: 820px;
}

.gl-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gl-accent-blue);
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.2);
  padding: 0.35rem 0.85rem;
  border-radius: var(--gl-radius-full);
  margin-bottom: 1.5rem;
}

.gl-hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--gl-accent-emerald);
}

.gl-hero-title {
  font-size: clamp(2.4rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--gl-text-primary);
  margin-bottom: 1.25rem;
}

.gl-hero-title span {
  color: var(--gl-accent-blue);
}

.gl-hero-desc {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--gl-text-secondary);
  margin-bottom: 2.25rem;
  max-width: 680px;
}

.gl-hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--gl-border);
}

.gl-metric-item {
  display: flex;
  flex-direction: column;
}

.gl-metric-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--gl-text-primary);
  font-family: var(--gl-font-mono);
  letter-spacing: -0.03em;
}

.gl-metric-label {
  font-size: 0.82rem;
  color: var(--gl-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ==========================================================================
   Flagship Showcase (WhereDidIt?)
   ========================================================================== */
.gl-flagship-section {
  padding: 2.5rem 0 4.5rem;
}

.gl-flagship-card {
  background: linear-gradient(145deg, #0e1626, #090d16);
  border: 1px solid var(--gl-border-highlight);
  border-radius: var(--gl-radius-lg);
  padding: 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.gl-flagship-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.gl-flagship-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gl-accent-amber);
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.25);
  padding: 0.25rem 0.75rem;
  border-radius: var(--gl-radius-full);
  margin-bottom: 1.25rem;
}

.gl-flagship-name {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
  color: var(--gl-text-primary);
}

.gl-flagship-subtitle {
  font-size: 1.1rem;
  color: var(--gl-accent-blue);
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.gl-flagship-text {
  font-size: 0.98rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

.gl-flagship-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
  margin-bottom: 2.25rem;
}

.gl-feature-point {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--gl-text-secondary);
}

.gl-feature-point svg {
  width: 16px;
  height: 16px;
  color: var(--gl-accent-emerald);
  flex-shrink: 0;
}

.gl-flagship-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

/* Visual UI Showcase Mockup inside Card */
.gl-flagship-visual {
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-md);
  padding: 1.75rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  position: relative;
}

.gl-mockup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--gl-border);
}

.gl-mockup-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gl-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gl-mockup-runway {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: var(--gl-radius-sm);
  padding: 1rem;
  margin-bottom: 1rem;
  text-align: center;
}

.gl-mockup-days {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--gl-font-mono);
  color: var(--gl-accent-emerald);
  line-height: 1;
}

.gl-mockup-days-label {
  font-size: 0.75rem;
  color: var(--gl-text-muted);
  margin-top: 0.25rem;
  text-transform: uppercase;
}

.gl-mockup-wallets {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.gl-mockup-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  background: var(--gl-surface-hover);
  border-radius: var(--gl-radius-sm);
}

.gl-mockup-row span:last-child {
  font-family: var(--gl-font-mono);
  font-weight: 600;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */
.gl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.75rem 1.35rem;
  border-radius: var(--gl-radius-sm);
  transition: all var(--gl-transition-fast);
  cursor: pointer;
}

.gl-btn-primary {
  background: var(--gl-text-primary);
  color: #07090e;
}
.gl-btn-primary:hover {
  background: #ffffff;
  transform: translateY(-1px);
}

.gl-btn-secondary {
  background: var(--gl-surface-hover);
  color: var(--gl-text-primary);
  border: 1px solid var(--gl-border);
}
.gl-btn-secondary:hover {
  background: var(--gl-surface-elevated);
  border-color: var(--gl-border-highlight);
  transform: translateY(-1px);
}

/* Official Google Play Badge Button */
.gl-btn-playstore {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: #000000;
  color: #ffffff;
  border: 1px solid var(--gl-border-highlight);
  padding: 0.55rem 1.15rem;
  border-radius: var(--gl-radius-sm);
  transition: all var(--gl-transition-fast);
}

.gl-btn-playstore:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: #0d1117;
  transform: translateY(-1px);
}

.gl-btn-playstore svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.gl-playstore-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  line-height: 1.1;
}

.gl-playstore-label {
  font-size: 0.62rem;
  text-transform: uppercase;
  color: #a0aec0;
  letter-spacing: 0.05em;
}

.gl-playstore-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

/* ==========================================================================
   Products Grid Section
   ========================================================================== */
.gl-section {
  padding: 4.5rem 0;
}

.gl-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.gl-section-kicker {
  font-size: 0.8rem;
  font-family: var(--gl-font-mono);
  color: var(--gl-accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.gl-section-title {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--gl-text-primary);
}

/* Category Filter Bar */
.gl-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  background: var(--gl-surface);
  padding: 0.35rem;
  border-radius: var(--gl-radius-md);
  border: 1px solid var(--gl-border);
}

.gl-filter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gl-text-secondary);
  border-radius: var(--gl-radius-sm);
  transition: all var(--gl-transition-fast);
}

.gl-filter-btn:hover {
  color: var(--gl-text-primary);
}

.gl-filter-btn.active {
  background: var(--gl-surface-elevated);
  color: var(--gl-accent-blue);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

/* Products Grid */
.gl-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.75rem;
}

/* Product Card */
.gl-product-card {
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--gl-transition-base);
  position: relative;
}

.gl-product-card:hover {
  border-color: var(--gl-border-hover);
  background: var(--gl-surface-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.gl-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.gl-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gl-surface-elevated);
  border: 1px solid var(--gl-border);
}

.gl-card-icon svg {
  width: 26px;
  height: 26px;
}

.gl-card-badges {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gl-badge {
  font-size: 0.7rem;
  font-family: var(--gl-font-mono);
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: var(--gl-radius-sm);
  background: var(--gl-surface-elevated);
  color: var(--gl-text-secondary);
  border: 1px solid var(--gl-border);
  white-space: nowrap;
}

.gl-badge-popular {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.3);
}

.gl-card-title {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
  color: var(--gl-text-primary);
}

.gl-card-desc {
  font-size: 0.92rem;
  color: var(--gl-text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.gl-card-specs {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  padding: 0.85rem;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--gl-radius-sm);
}

.gl-spec-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  color: var(--gl-text-muted);
}

.gl-spec-item strong {
  color: var(--gl-text-secondary);
  font-weight: 600;
}

/* Card Links Group */
.gl-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--gl-border);
}

.gl-card-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.45rem 0.85rem;
  border-radius: var(--gl-radius-sm);
  background: var(--gl-surface-elevated);
  border: 1px solid var(--gl-border);
  color: var(--gl-text-secondary);
  transition: all var(--gl-transition-fast);
}

.gl-card-link-btn:hover {
  background: var(--gl-text-primary);
  color: #07090e;
  border-color: var(--gl-text-primary);
}

.gl-card-link-btn svg {
  width: 14px;
  height: 14px;
}

/* ==========================================================================
   Engineering Pillars & Manifesto
   ========================================================================== */
.gl-pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.gl-pillar-card {
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-md);
  padding: 2rem;
}

.gl-pillar-number {
  font-family: var(--gl-font-mono);
  font-size: 0.85rem;
  color: var(--gl-accent-blue);
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.gl-pillar-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--gl-text-primary);
}

.gl-pillar-text {
  font-size: 0.9rem;
  color: var(--gl-text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Founder Profile Section
   ========================================================================== */
.gl-founder-card {
  background: linear-gradient(135deg, var(--gl-surface), #0b101c);
  border: 1px solid var(--gl-border-highlight);
  border-radius: var(--gl-radius-lg);
  padding: 3rem;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 3rem;
  align-items: center;
}

.gl-founder-avatar-wrap {
  text-align: center;
  position: relative;
}

.gl-founder-avatar {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  border: 3px solid var(--gl-border-highlight);
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.5);
  object-fit: cover;
  background: var(--gl-surface-elevated);
  image-rendering: -webkit-optimize-contrast;
  display: block;
  margin: 0 auto;
  transition: transform var(--gl-transition-fast);
}

.gl-founder-avatar:hover {
  transform: scale(1.02);
}

.gl-founder-kicker {
  font-size: 0.78rem;
  font-family: var(--gl-font-mono);
  color: var(--gl-accent-blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.gl-founder-name {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
  color: var(--gl-text-primary);
}

.gl-founder-role {
  font-size: 1.05rem;
  color: var(--gl-text-secondary);
  margin-bottom: 1rem;
}

.gl-founder-bio {
  font-size: 0.96rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.gl-founder-highlights {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  text-align: left;
}

.gl-founder-highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.92rem;
  color: var(--gl-text-secondary);
  line-height: 1.55;
}

.gl-founder-highlight-item svg {
  width: 18px;
  height: 18px;
  color: var(--gl-accent-blue);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.gl-founder-highlight-item strong {
  color: var(--gl-text-primary);
}

.gl-founder-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.gl-partner-teaser-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.gl-partner-teaser-chip {
  font-size: 0.75rem;
  font-family: var(--gl-font-mono);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--gl-border);
  padding: 0.25rem 0.65rem;
  border-radius: var(--gl-radius-sm);
  color: var(--gl-text-secondary);
}

/* ==========================================================================
   Venture & Commercial Partners Section
   ========================================================================== */
.gl-partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.gl-partner-card {
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-md);
  padding: 2.25rem;
  transition: all var(--gl-transition-base);
}

.gl-partner-card:hover {
  border-color: var(--gl-border-hover);
  background: var(--gl-surface-hover);
  transform: translateY(-2px);
}

.gl-partner-type {
  font-size: 0.72rem;
  font-family: var(--gl-font-mono);
  color: var(--gl-accent-emerald);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  display: inline-block;
  padding: 0.2rem 0.6rem;
  border-radius: var(--gl-radius-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.gl-partner-type-future {
  color: var(--gl-accent-amber);
  background: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.25);
}

.gl-partner-name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--gl-text-primary);
}

.gl-partner-desc {
  font-size: 0.92rem;
  color: var(--gl-text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.gl-faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.gl-faq-item {
  background: var(--gl-surface);
  border: 1px solid var(--gl-border);
  border-radius: var(--gl-radius-md);
  overflow: hidden;
  transition: border-color var(--gl-transition-fast);
}

.gl-faq-item.active {
  border-color: var(--gl-border-highlight);
  background: var(--gl-surface-hover);
}

.gl-faq-trigger {
  width: 100%;
  text-align: left;
  padding: 1.4rem 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gl-text-primary);
}

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

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

.gl-faq-content {
  display: none;
  padding: 0 1.75rem 1.4rem;
  font-size: 0.95rem;
  color: var(--gl-text-secondary);
  line-height: 1.7;
}

.gl-faq-item.active .gl-faq-content {
  display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.gl-footer {
  border-top: 1px solid var(--gl-border);
  padding: 4.5rem 0 2.5rem;
  background: #040609;
}

.gl-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.gl-footer-col-brand p {
  font-size: 0.9rem;
  color: var(--gl-text-muted);
  line-height: 1.6;
  margin-top: 1rem;
  max-width: 320px;
}

.gl-footer-col h4 {
  font-size: 0.82rem;
  font-family: var(--gl-font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gl-text-primary);
  margin-bottom: 1.25rem;
}

.gl-footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.gl-footer-links a {
  font-size: 0.88rem;
  color: var(--gl-text-secondary);
}

.gl-footer-links a:hover {
  color: var(--gl-text-primary);
}

.gl-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--gl-border);
  font-size: 0.82rem;
  color: var(--gl-text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  /* Navigation collapse at 1024px (covers 800px, 900px, iPad & tablet resolutions) */
  .gl-nav-menu {
    display: none;
  }
  
  .gl-nav-menu.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--gl-surface);
    border-bottom: 1px solid var(--gl-border);
    padding: 1.5rem;
    gap: 1.25rem;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
    z-index: 1000;
  }
  
  .gl-mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
  }

  .gl-flagship-card {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.25rem;
  }
  
  .gl-founder-card {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  
  .gl-founder-avatar-wrap {
    margin: 0 auto;
  }
  
  .gl-founder-links {
    justify-content: center;
  }
  
  .gl-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .gl-flagship-features {
    grid-template-columns: 1fr;
  }
  
  .gl-products-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1rem;
  }
  
  .gl-product-card {
    padding: 1.25rem;
  }
  
  .gl-spec-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }
  
  .gl-card-top {
    flex-direction: column;
    gap: 0.85rem;
  }
  
  .gl-card-badges {
    flex-wrap: wrap;
    gap: 0.4rem;
  }
  .gl-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 520px) {
  .gl-nav-actions .gl-btn {
    display: none;
  }
  .gl-brand-subtitle {
    font-size: 0.72rem;
  }
}