/* ─── Google Fonts ────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&display=swap');

/* ─── Design Tokens ───────────────────────────────────────── */
:root {
  --bg-ink: #06060c;
  --bg-surface: #0c0d16;
  --bg-card: #121321;
  --bg-card-hover: #181a2f;
  
  --color-primary: #8b5cf6;       /* Indigo/Violet */
  --color-primary-glow: rgba(139, 92, 246, 0.3);
  --color-secondary: #06b6d4;     /* Cyan/Teal */
  --color-secondary-glow: rgba(6, 182, 212, 0.2);
  --color-success: #10b981;       /* Emerald/Green */
  --color-warning: #f59e0b;       /* Amber */
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --rim: rgba(255, 255, 255, 0.06);
  --rim-hi: rgba(255, 255, 255, 0.12);
  --rim-primary: rgba(139, 92, 246, 0.25);
  
  --r-card: 16px;
  --r-pill: 999px;
  
  --ff-head: 'Outfit', sans-serif;
  --ff-body: 'Inter', sans-serif;
  
  --grad-primary: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #06b6d4 100%);
  --grad-hover: linear-gradient(135deg, #a78bfa 0%, #818cf8 50%, #22d3ee 100%);
  --grad-dark: linear-gradient(180deg, #121321 0%, #0c0d16 100%);
  --grad-glow: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.12), transparent 70%);
  
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background-color: var(--bg-ink);
  color: var(--text-primary);
  font-family: var(--ff-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── Grid & Mesh Background ─────────────────────────────── */
.mesh-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: var(--bg-ink);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(139, 92, 246, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.04) 0%, transparent 60%);
}

.mesh-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 40%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 50%, #000 40%, transparent 100%);
}

/* ─── Typography ──────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ff-head);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

/* ─── Container ───────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Header Navigation ───────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 6, 12, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--rim);
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(6, 6, 12, 0.9);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-group {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 38px;
  height: 38px;
  object-fit: contain;
  transition: var(--transition-bounce);
  filter: drop-shadow(0 4px 8px rgba(139, 92, 246, 0.3));
}

.logo-group:hover .logo-icon {
  transform: scale(1.1) rotate(-8deg);
}

.logo-text {
  font-family: var(--ff-head);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-badge {
  font-size: 10px;
  font-weight: 600;
  background: rgba(139, 92, 246, 0.15);
  color: var(--color-primary);
  border: 1px solid var(--rim-primary);
  padding: 2px 6px;
  border-radius: var(--r-pill);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  transition: var(--transition-smooth);
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--r-pill);
  font-family: var(--ff-head);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--grad-primary);
  color: white;
  box-shadow: 0 4px 20px var(--color-primary-glow);
  border: none;
}

.btn-primary:hover {
  background: var(--grad-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--rim);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--rim-hi);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 16px;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 8px;
  z-index: 101;
}

.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* ─── Hero Section ───────────────────────────────────────── */
.hero {
  position: relative;
  padding: 100px 0 80px 0;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(6, 182, 212, 0.05) 50%, transparent 100%);
  z-index: -1;
  pointer-events: none;
  filter: blur(60px);
}

.hero-icon-wrapper {
  margin-bottom: 24px;
  display: inline-block;
  position: relative;
}

.hero-app-icon {
  width: 112px;
  height: 112px;
  object-fit: contain;
  border-radius: 24px;
  box-shadow: 
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 0 1px var(--rim-hi),
    0 0 40px rgba(139, 92, 246, 0.25);
  transition: var(--transition-bounce);
}

.hero-app-icon:hover {
  transform: scale(1.08) rotate(3deg);
  box-shadow: 
    0 15px 40px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(255, 255, 255, 0.2),
    0 0 50px rgba(139, 92, 246, 0.4);
}

.hero h1 {
  font-size: 56px;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}

.hero-tagline {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 36px auto;
  font-weight: 400;
  line-height: 1.6;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--rim);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

.badge svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.hero-ctas {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

/* ─── Mockup / App Frame ─────────────────────────────────── */
.app-mockup {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  border-radius: 12px;
  background: #1e1e2e;
  padding: 6px;
  box-shadow: 
    0 30px 70px rgba(0, 0, 0, 0.6),
    0 0 0 1px var(--rim),
    0 0 80px rgba(6, 182, 212, 0.1);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.app-mockup:hover {
  box-shadow: 
    0 35px 80px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 0 100px rgba(139, 92, 246, 0.15);
}

.mockup-header {
  height: 38px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  background: #181825;
  border-radius: 8px 8px 0 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.window-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.window-title {
  margin: 0 auto;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  transform: translateX(-20px);
}

.mockup-body {
  border-radius: 0 0 8px 8px;
  background: #11111b;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  position: relative;
}

.mockup-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.4s ease;
}

/* ─── Interactive Comparison Slider ──────────────────────── */
.compare-slider-section {
  padding: 80px 0;
  background: rgba(12, 13, 22, 0.4);
  border-y: 1px solid var(--rim);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 48px auto;
}

.section-header h2 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 16px;
}

.slider-container {
  position: relative;
  max-width: 900px;
  height: 500px;
  margin: 0 auto;
  border-radius: var(--r-card);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--rim);
  user-select: none;
}

.slider-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: none;
}

.slider-before {
  z-index: 1;
}

.slider-after {
  z-index: 2;
  clip-path: polygon(0 0, 50% 0, 50% 100%, 0 100%);
}

.slider-bar {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 4px;
  background: white;
  z-index: 3;
  cursor: ew-resize;
  transform: translateX(-200%);
  box-shadow: 0 0 12px rgba(0,0,0,0.5), 0 0 0 1px rgba(139,92,246,0.5);
}

.slider-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: white;
  border: 3px solid #8b5cf6;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0,0,0,0.35);
  transition: transform 0.15s ease;
}

.slider-handle svg {
  width: 20px;
  height: 20px;
  fill: #8b5cf6;
}

.slider-bar:hover .slider-handle,
.slider-container:active .slider-handle {
  transform: translate(-50%, -50%) scale(1.1);
  background: #8b5cf6;
  border-color: white;
}

.slider-bar:hover .slider-handle svg,
.slider-container:active .slider-handle svg {
  fill: white;
}

.label-badge {
  position: absolute;
  bottom: 24px;
  padding: 8px 16px;
  border-radius: 8px;
  font-family: var(--ff-head);
  font-size: 13px;
  font-weight: 700;
  z-index: 4;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
  pointer-events: none;
}

.label-before {
  left: 24px;
  background: rgba(11, 11, 18, 0.7);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.label-after {
  right: 24px;
  background: rgba(13, 148, 136, 0.75);
  color: white;
  border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Format Engine Selectors under Slider */
.slider-controls {
  max-width: 900px;
  margin: 24px auto 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: var(--bg-card);
  padding: 16px 24px;
  border-radius: 12px;
  border: 1px solid var(--rim);
  flex-wrap: wrap;
}

.engine-selector {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.engine-btn {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--rim);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.engine-btn:hover {
  background: rgba(255,255,255,0.08);
  color: var(--text-primary);
}

.engine-btn.active {
  background: rgba(139, 92, 246, 0.15);
  border-color: var(--color-primary);
  color: #c084fc;
  box-shadow: 0 0 10px rgba(139, 92, 246, 0.15);
}

.compression-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

.stat-value {
  font-family: var(--ff-head);
  font-size: 18px;
  font-weight: 700;
}

.stat-value.highlight {
  color: var(--color-success);
}

/* ─── Features Grid Section ──────────────────────────────── */
.features {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--grad-dark);
  border: 1px solid var(--rim);
  border-radius: var(--r-card);
  padding: 36px 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.08), transparent 60%);
  opacity: 0;
  transition: var(--transition-smooth);
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.3),
    0 0 20px rgba(139, 92, 246, 0.08);
}

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

.feature-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--rim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-primary);
  transition: var(--transition-bounce);
}

.feature-card:hover .feature-icon-box {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.3);
  color: #a78bfa;
  transform: scale(1.05) rotate(5deg);
}

.feature-icon-box svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── Interactive Tabs Section ────────────────────────────── */
.tabs-section {
  padding: 80px 0;
  background: rgba(12, 13, 22, 0.3);
}

.tabs-container {
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 40px;
}

.tabs-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  padding: 20px;
  border-radius: 12px;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--rim);
}

.tab-btn.active {
  background: var(--bg-card);
  border-color: rgba(139, 92, 246, 0.2);
  box-shadow: 
    0 8px 20px rgba(0, 0, 0, 0.2),
    inset 4px 0 0 0 var(--color-primary);
}

.tab-btn-title {
  font-family: var(--ff-head);
  font-size: 17px;
  font-weight: 700;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.tab-btn.active .tab-btn-title {
  color: var(--text-primary);
}

.tab-btn-desc {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.5;
  transition: var(--transition-smooth);
}

.tab-btn.active .tab-btn-desc {
  color: var(--text-secondary);
}

.tabs-content {
  position: relative;
  border-radius: 12px;
  background: #1e1e2e;
  padding: 6px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
  border: 1px solid var(--rim);
  overflow: hidden;
  aspect-ratio: 1.5;
}

.tab-pane {
  position: absolute;
  inset: 6px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
  border-radius: 8px;
  overflow: hidden;
}

.tab-pane.active {
  opacity: 1;
  visibility: visible;
  z-index: 10;
}

.tab-pane img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ─── Performance Benchmarks ──────────────────────────────── */
.benchmarks {
  padding: 80px 0;
}

.bench-card {
  background: var(--bg-card);
  border: 1px solid var(--rim);
  border-radius: var(--r-card);
  padding: 40px;
  max-width: 900px;
  margin: 0 auto;
}

.bench-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
  margin-top: 32px;
}

.bench-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bench-label {
  display: flex;
  justify-content: space-between;
  font-family: var(--ff-head);
  font-size: 16px;
  font-weight: 600;
}

.bench-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: -4px;
}

.bar-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bar-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bar-name {
  width: 120px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

.bar-container {
  flex: 1;
  height: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1.2s cubic-bezier(0.1, 0.8, 0.1, 1);
  width: 0%; /* Populated by JS */
}

.bar-fill.thinage {
  background: var(--grad-primary);
}

.bar-fill.electron {
  background: #475569;
}

.bar-value {
  width: 80px;
  text-align: right;
  font-family: var(--ff-head);
  font-size: 14px;
  font-weight: 700;
}

.bar-value.thinage-val {
  color: #c084fc;
}

.bar-value.electron-val {
  color: var(--text-muted);
}

/* ─── FAQ Section ────────────────────────────────────────── */
.faq {
  padding: 80px 0;
  background: rgba(12, 13, 22, 0.2);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border: 1px solid var(--rim);
  border-radius: 12px;
  background: var(--bg-card);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  cursor: pointer;
  color: var(--text-primary);
  font-family: var(--ff-head);
  font-size: 16.5px;
  font-weight: 600;
}

.faq-icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--text-secondary);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.3s ease;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1), padding 0.3s ease;
  padding: 0 24px;
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.6;
}

.faq-item.active {
  border-color: rgba(139, 92, 246, 0.25);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  stroke: var(--color-primary);
}

.faq-item.active .faq-answer {
  max-height: 500px; /* arbitrary height to slide to */
  padding-bottom: 20px;
  transition: max-height 0.4s cubic-bezier(0.95, 0.05, 0.795, 0.035), padding 0.3s ease;
}

/* ─── Footer Buy Section ──────────────────────────────────── */
.footer-cta-section {
  padding: 100px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.footer-cta-card {
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(135deg, rgba(13, 13, 22, 0.8) 0%, rgba(20, 20, 35, 0.8) 100%);
  border: 1px solid var(--rim-primary);
  border-radius: 24px;
  padding: 60px 40px;
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 25px 50px rgba(0,0,0,0.5),
    0 0 60px rgba(139, 92, 246, 0.1);
}

.footer-cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(6, 182, 212, 0.15), transparent 60%);
  pointer-events: none;
}

.footer-cta-card h2 {
  font-size: 40px;
  font-weight: 900;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.footer-cta-card p {
  color: var(--text-secondary);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 36px auto;
  line-height: 1.6;
}

.footer-store-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ─── Footer ──────────────────────────────────────────────── */
.site-footer {
  background: #030307;
  border-top: 1px solid var(--rim);
  padding: 60px 0 40px 0;
  color: var(--text-muted);
  font-size: 13.5px;
}

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

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-family: var(--ff-head);
  font-size: 18px;
  font-weight: 800;
}

.footer-brand-logo .logo-icon {
  width: 28px;
  height: 28px;
}

.footer-desc {
  line-height: 1.6;
  max-width: 320px;
}

.footer-tech {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.tech-badge {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--rim);
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-links-col h4 {
  color: var(--text-primary);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}

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

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--rim);
  padding-top: 32px;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copy {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ─── Media Queries ───────────────────────────────────────── */
@media (max-width: 992px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tabs-container {
    grid-template-columns: 1fr;
  }
  
  .tabs-nav {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
  }
  
  .tab-btn {
    flex-shrink: 0;
    width: 200px;
    padding: 14px;
  }
  
  .tab-btn.active {
    box-shadow: 
      0 8px 20px rgba(0, 0, 0, 0.2),
      inset 0 -4px 0 0 var(--color-primary);
  }
  
  .hero h1 {
    font-size: 44px;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 64px;
  }
  
  .header-container {
    height: 64px;
  }
  
  .nav-menu {
    display: none; /* Mobile navigation toggle in JS */
  }
  
  .nav-menu.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--rim);
    padding: 24px;
    gap: 16px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
  }
  
  .header-cta {
    display: none;
  }
  
  .header-cta.open {
    display: flex;
    justify-content: center;
    padding-top: 16px;
    border-top: 1px solid var(--rim);
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }
  
  .hero {
    padding: 60px 0 40px 0;
  }
  
  .hero h1 {
    font-size: 36px;
  }
  
  .hero-tagline {
    font-size: 16px;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .slider-container {
    height: 350px;
  }
  
  .compression-stats {
    gap: 12px;
  }
  
  .stat-value {
    font-size: 14px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* ─── Privacy Policy Section ──────────────────────────────── */
.privacy-section {
  padding: 80px 0;
  border-top: 1px solid var(--rim);
  background: rgba(12, 13, 22, 0.4);
}

.privacy-container {
  max-width: 800px;
  margin: 0 auto;
}

.privacy-content {
  background: var(--bg-card);
  border: 1px solid var(--rim);
  border-radius: var(--r-card);
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.privacy-content h3 {
  font-size: 24px;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.privacy-content h4 {
  font-size: 18px;
  margin-top: 28px;
  margin-bottom: 12px;
  color: #c084fc; /* Violet accent color */
}

.privacy-content p {
  color: var(--text-secondary);
  font-size: 14.5px;
  line-height: 1.6;
  margin-bottom: 16px;
}

.privacy-content ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 20px;
}

.privacy-content li {
  color: var(--text-secondary);
  font-size: 14.5px;
  position: relative;
  padding-left: 20px;
  margin-bottom: 10px;
  line-height: 1.6;
}

.privacy-content li::before {
  content: "•";
  color: var(--color-secondary);
  font-weight: bold;
  font-size: 18px;
  position: absolute;
  left: 0;
  top: -2px;
}

/* ─── Showcase Mockups Row ────────────────────────────────── */
.showcase-mockups-row {
  display: flex;
  justify-content: center;
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 0 20px 0;
  flex-wrap: wrap;
}

.showcase-mockup-item {
  flex: 1;
  min-width: 280px;
  max-width: 340px;
  margin: 0 !important;
  box-shadow: 
    0 20px 50px rgba(0, 0, 0, 0.5),
    0 0 0 1px var(--rim),
    0 0 40px rgba(6, 182, 212, 0.05);
}

.showcase-mockup-item .mockup-body {
  aspect-ratio: 840 / 1400;
}

@media (max-width: 992px) {
  .showcase-mockups-row {
    gap: 20px;
  }
  
  .showcase-mockup-item {
    max-width: 300px;
  }
}

@media (max-width: 768px) {
  .showcase-mockups-row {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }
  
  .showcase-mockup-item {
    max-width: 90% !important;
    width: 100%;
  }
}