/* ═══════════════════════════════════════════════════════════════
   NanoWords Landing Page - Cosmic Discovery Theme
   ═══════════════════════════════════════════════════════════════ */

/* CSS Custom Properties */
:root {
  /* Colors - Purple Cosmic Palette */
  --color-bg: #0a0a14;
  --color-bg-elevated: #12121f;
  --color-surface: rgba(30, 27, 56, 0.6);
  --color-surface-hover: rgba(40, 37, 72, 0.7);

  --color-primary: #a59dee;
  --color-primary-dim: #7266bb;
  --color-secondary: #5247a4;
  --color-accent: #00d4ff;
  --color-accent-pink: #ff6b9d;

  --color-text: #ffffff;
  --color-text-muted: rgba(255, 255, 255, 0.6);
  --color-text-dim: rgba(255, 255, 255, 0.4);

  --gradient-hero: linear-gradient(135deg, #302772 0%, #181638 50%, #0a0a14 100%);
  --gradient-card: linear-gradient(135deg, rgba(82, 71, 164, 0.3), rgba(48, 39, 114, 0.2));
  --gradient-glow: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Container */
  --container-max: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

/* ═══════════════════════════════════════════════════════════════
   Animated Background
   ═══════════════════════════════════════════════════════════════ */

.bg-mesh {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background: var(--gradient-hero);
}

.mesh-gradient {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
  animation: meshFloat 20s ease-in-out infinite;
}

.mesh-1 {
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, #5247a4 0%, transparent 60%);
  top: -20%;
  right: -20%;
  animation-delay: 0s;
}

.mesh-2 {
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, #302772 0%, transparent 60%);
  bottom: -10%;
  left: -15%;
  animation-delay: -7s;
}

.mesh-3 {
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle, #7266bb 0%, transparent 60%);
  top: 40%;
  left: 30%;
  animation-delay: -14s;
}

@keyframes meshFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(5%, 5%) scale(1.05); }
  50% { transform: translate(-3%, 8%) scale(0.95); }
  75% { transform: translate(8%, -5%) scale(1.02); }
}

.noise-overlay {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
}

/* Floating Orbs */
.orbs {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  animation: orbFloat 15s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(165, 157, 238, 0.15) 0%, transparent 70%);
  top: 20%;
  right: 10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.1) 0%, transparent 70%);
  bottom: 30%;
  left: 5%;
  animation-delay: -5s;
}

.orb-3 {
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(255, 107, 157, 0.08) 0%, transparent 70%);
  top: 60%;
  right: 30%;
  animation-delay: -10s;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) translateX(0); }
  33% { transform: translateY(-30px) translateX(20px); }
  66% { transform: translateY(20px) translateX(-15px); }
}

/* ═══════════════════════════════════════════════════════════════
   Navigation
   ═══════════════════════════════════════════════════════════════ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-sm) var(--container-padding);
  transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.scrolled {
  background: rgba(10, 10, 20, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.nav-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.3s var(--ease-out);
}

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

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.btn-nav {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-text);
  backdrop-filter: blur(10px);
}

.btn-nav:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: white;
  font-weight: 600;
  padding: 1rem 1.75rem;
  box-shadow: 0 10px 40px rgba(165, 157, 238, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 50px rgba(165, 157, 238, 0.4);
}

.btn-secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.3);
}

/* ═══════════════════════════════════════════════════════════════
   Hero Section
   ═══════════════════════════════════════════════════════════════ */

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-xl);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(80px + var(--space-xl)) var(--container-padding) var(--space-xl);
}

.hero-content {
  animation: fadeInUp 1s var(--ease-out) forwards;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.5rem 1rem;
  background: rgba(165, 157, 238, 0.1);
  border: 1px solid rgba(165, 157, 238, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
}

.title-line {
  display: block;
}

.title-accent {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 480px;
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

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

.stat-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.15);
}

/* Hero Phones - 3D Floating Effect */
.hero-phones {
  position: relative;
  height: 600px;
  perspective: 1000px;
  animation: fadeInUp 1s var(--ease-out) 0.3s forwards;
  opacity: 0;
}

.phone {
  position: absolute;
  transition: transform 0.5s var(--ease-out);
}

.phone-frame {
  background: #1a1a2e;
  border-radius: 40px;
  padding: 12px;
  box-shadow:
    0 50px 100px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(255, 255, 255, 0.1),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.phone-screen {
  border-radius: 32px;
  width: 240px;
  height: auto;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
}

.phone-front {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotateY(-5deg) rotateX(5deg);
  z-index: 3;
  animation: floatFront 6s ease-in-out infinite;
}

.phone-back {
  left: 15%;
  top: 45%;
  transform: translate(-50%, -50%) rotateY(15deg) rotateX(-5deg) scale(0.85);
  z-index: 1;
  opacity: 0.7;
  animation: floatBack 6s ease-in-out infinite;
}

.phone-side {
  right: 5%;
  top: 55%;
  transform: translate(0, -50%) rotateY(-20deg) rotateX(5deg) scale(0.8);
  z-index: 2;
  opacity: 0.8;
  animation: floatSide 6s ease-in-out infinite;
}

@keyframes floatFront {
  0%, 100% { transform: translate(-50%, -50%) rotateY(-5deg) rotateX(5deg) translateY(0); }
  50% { transform: translate(-50%, -50%) rotateY(-5deg) rotateX(5deg) translateY(-20px); }
}

@keyframes floatBack {
  0%, 100% { transform: translate(-50%, -50%) rotateY(15deg) rotateX(-5deg) scale(0.85) translateY(0); }
  50% { transform: translate(-50%, -50%) rotateY(15deg) rotateX(-5deg) scale(0.85) translateY(-15px); }
}

@keyframes floatSide {
  0%, 100% { transform: translate(0, -50%) rotateY(-20deg) rotateX(5deg) scale(0.8) translateY(0); }
  50% { transform: translate(0, -50%) rotateY(-20deg) rotateX(5deg) scale(0.8) translateY(-25px); }
}

/* ═══════════════════════════════════════════════════════════════
   Features - Bento Grid
   ═══════════════════════════════════════════════════════════════ */

.features {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-3xl) var(--container-padding);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.bento-card {
  background: var(--gradient-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.4s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.bento-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(165, 157, 238, 0.1), transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.bento-card:hover {
  transform: translateY(-5px);
  border-color: rgba(165, 157, 238, 0.2);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
}

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

.bento-large {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-medium {
  grid-column: span 1;
}

.bento-wide {
  grid-column: span 3;
}

.card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.card-icon-audio {
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(0, 212, 255, 0.05));
}

.card-icon-cards {
  background: linear-gradient(135deg, rgba(165, 157, 238, 0.2), rgba(165, 157, 238, 0.05));
}

.card-icon-progress {
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.2), rgba(255, 107, 157, 0.05));
}

.card-icon-langs {
  background: linear-gradient(135deg, rgba(114, 102, 187, 0.2), rgba(114, 102, 187, 0.05));
}

.bento-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.bento-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Audio Preview in Large Card */
.card-visual {
  margin-top: var(--space-lg);
}

.audio-preview {
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.audio-word {
  text-align: center;
  margin-bottom: var(--space-md);
}

.word-text {
  display: block;
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.word-phonetic {
  display: block;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-sm);
}

.audio-wave {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  height: 24px;
}

.audio-wave span {
  width: 4px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 2px;
  animation: audioWave 1s ease-in-out infinite;
}

.audio-wave span:nth-child(1) { animation-delay: 0s; height: 8px; }
.audio-wave span:nth-child(2) { animation-delay: 0.1s; height: 16px; }
.audio-wave span:nth-child(3) { animation-delay: 0.2s; height: 24px; }
.audio-wave span:nth-child(4) { animation-delay: 0.3s; height: 16px; }
.audio-wave span:nth-child(5) { animation-delay: 0.4s; height: 8px; }

@keyframes audioWave {
  0%, 100% { transform: scaleY(1); }
  50% { transform: scaleY(1.5); }
}

.audio-example {
  background: rgba(165, 157, 238, 0.1);
  border: 1px solid rgba(165, 157, 238, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  margin-bottom: var(--space-md);
}

.example-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.example-text {
  font-size: 0.95rem;
  color: var(--color-text);
  font-style: italic;
}

.audio-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
}

.play-btn {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.play-btn:hover {
  transform: scale(1.1);
}

.speed-badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* Language Flags */
.lang-flags {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

.flag {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  transition: transform 0.2s var(--ease-spring);
}

.flag:hover {
  transform: scale(1.2);
}

.flag-more {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   Screenshots Carousel
   ═══════════════════════════════════════════════════════════════ */

.screenshots {
  padding: var(--space-3xl) 0;
  overflow: hidden;
}

.screenshots .section-header {
  padding: 0 var(--container-padding);
  max-width: var(--container-max);
  margin: 0 auto var(--space-2xl);
}

.screenshots-carousel {
  width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: var(--space-lg) 0 var(--space-3xl);
}

.screenshots-carousel::-webkit-scrollbar {
  display: none;
}

.carousel-track {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  padding: 0 max(var(--container-padding), calc((100vw - var(--container-max)) / 2 + var(--container-padding)));
  animation: scrollHint 2s ease-in-out;
}

@keyframes scrollHint {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(-20px); }
}

.screenshot-item {
  flex-shrink: 0;
  text-align: center;
}

.device-frame {
  background: #1e1a3a;
  border-radius: 36px;
  padding: 10px;
  box-shadow:
    0 40px 80px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.device-frame:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow:
    0 60px 100px rgba(0, 0, 0, 0.5),
    0 0 0 1px rgba(165, 157, 238, 0.2);
}

.device-frame img {
  border-radius: 28px;
  width: 200px;
  height: auto;
  object-fit: contain;
}

.screenshot-label {
  display: block;
  margin-top: var(--space-md);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   Reviews
   ═══════════════════════════════════════════════════════════════ */

.reviews {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--space-3xl) var(--container-padding);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.review-card {
  background: var(--gradient-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.4s var(--ease-out);
}

.review-card:hover {
  transform: translateY(-5px);
  border-color: rgba(165, 157, 238, 0.2);
}

.review-stars {
  color: #fbbf24;
  font-size: 1.25rem;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}

.review-text {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.author-avatar {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.author-role {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* ═══════════════════════════════════════════════════════════════
   CTA Section
   ═══════════════════════════════════════════════════════════════ */

.cta {
  padding: var(--space-3xl) var(--container-padding);
  text-align: center;
  position: relative;
}

.cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(82, 71, 164, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.cta-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.btn-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.25rem;
  transition: all 0.3s var(--ease-out);
}

.btn-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-cta-web {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  border-color: var(--color-primary);
}

.btn-cta-web:hover {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(82, 71, 164, 0.4);
}

.btn-cta svg {
  width: 28px;
  height: 28px;
}

.btn-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.btn-small {
  font-size: 0.7rem;
  color: var(--color-text-dim);
}

.btn-large {
  font-size: 1rem;
  font-weight: 600;
}

.qr-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.qr-code {
  width: 140px;
  height: 140px;
  background: white;
  border-radius: var(--radius-md);
  padding: 8px;
}

.qr-label {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* ═══════════════════════════════════════════════════════════════
   Footer
   ═══════════════════════════════════════════════════════════════ */

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-xl) var(--container-padding);
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 600;
}

.footer-logo {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}

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

.footer-company {
  text-align: right;
}

.footer-company p {
  font-size: 0.85rem;
  color: var(--color-text-dim);
  line-height: 1.5;
}

.footer-company a {
  color: var(--color-text);
  text-decoration: underline;
  text-decoration-color: var(--color-primary);
  text-underline-offset: 3px;
  transition: all 0.2s ease;
}

.footer-company a:hover {
  color: var(--color-primary-light);
  text-decoration-color: var(--color-primary-light);
}

.footer-bottom {
  max-width: var(--container-max);
  margin: var(--space-lg) auto 0;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}

/* ═══════════════════════════════════════════════════════════════
   Responsive Design
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1024px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    min-height: auto;
    padding-top: 120px;
  }

  .hero-content {
    order: 1;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-phones {
    order: 2;
    height: 450px;
    margin-top: var(--space-xl);
  }

  .phone-screen {
    width: 180px;
  }

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

  .bento-large {
    grid-column: span 2;
    grid-row: span 1;
  }

  .bento-wide {
    grid-column: span 2;
  }

  .reviews-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .hero-phones {
    height: 380px;
  }

  .phone-back, .phone-side {
    display: none;
  }

  .phone-front {
    transform: translate(-50%, -50%) rotateY(0) rotateX(0);
  }

  @keyframes floatFront {
    0%, 100% { transform: translate(-50%, -50%) translateY(0); }
    50% { transform: translate(-50%, -50%) translateY(-15px); }
  }

  .phone-screen {
    width: 200px;
  }

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

  .bento-large,
  .bento-wide {
    grid-column: span 1;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .stat-divider {
    width: 60px;
    height: 1px;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-company {
    text-align: center;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-cta {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 1rem;
  }

  .hero-title {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .device-frame img {
    width: 170px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   Scroll Animations (IntersectionObserver in JS)
   ═══════════════════════════════════════════════════════════════ */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .mesh-gradient,
  .orb,
  .phone {
    animation: none !important;
  }
}

/* ═══════════════════════════════════════════════════════════════
   Loading State
   ═══════════════════════════════════════════════════════════════ */

body.loading {
  overflow: hidden;
}

body.loaded .hero-content,
body.loaded .hero-phones {
  animation-play-state: running;
}

/* ═══════════════════════════════════════════════════════════════
   Carousel Drag State
   ═══════════════════════════════════════════════════════════════ */

.screenshots-carousel {
  cursor: grab;
  user-select: none;
}

.screenshots-carousel.dragging {
  cursor: grabbing;
  scroll-behavior: auto;
}

.screenshots-carousel.dragging .screenshot-item {
  pointer-events: none;
}

/* ═══════════════════════════════════════════════════════════════
   Selection & Focus States
   ═══════════════════════════════════════════════════════════════ */

::selection {
  background: rgba(165, 157, 238, 0.3);
  color: white;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  z-index: 1000;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: var(--space-sm);
}