/* ═══════════════════════════════════════════════════════════════════════════
   TOS LABS — GLASS LAB DESIGN SYSTEM
   A modern, haptic interface inspired by premium iOS aesthetics
   ═══════════════════════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────────────────────────────────────────
   CSS CUSTOM PROPERTIES
   ───────────────────────────────────────────────────────────────────────────── */
:root {
  /* Primary Palette */
  --color-bg: #0a0a0f;
  --color-bg-elevated: #12121a;
  --color-bg-card: rgba(255, 255, 255, 0.03);
  --color-bg-card-hover: rgba(255, 255, 255, 0.06);

  /* Glass Effects */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-bg-hover: rgba(255, 255, 255, 0.08);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);

  /* Accent Colors */
  --accent-primary: #00d4aa;
  --accent-primary-glow: rgba(0, 212, 170, 0.3);
  --accent-secondary: #7c3aed;
  --accent-tertiary: #f472b6;

  /* Text Colors */
  --text-primary: rgba(255, 255, 255, 0.95);
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  --text-muted: rgba(255, 255, 255, 0.25);

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #1a1a2e 50%, #0a0a0f 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-primary) 0%, #00a896 100%);
  --gradient-glow: radial-gradient(ellipse at center, var(--accent-primary-glow) 0%, transparent 70%);

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px var(--accent-primary-glow);

  /* Animation */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Spacing */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
}

/* ─────────────────────────────────────────────────────────────────────────────
   BASE STYLES
   ───────────────────────────────────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'General Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--color-bg);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  line-height: 1.6;
}

/* Noise texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.015;
  z-index: 9999;
  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");
}

::selection {
  background: var(--accent-primary);
  color: var(--color-bg);
}

/* ─────────────────────────────────────────────────────────────────────────────
   TYPOGRAPHY
   ───────────────────────────────────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Satoshi', 'General Sans', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.heading-display {
  font-size: clamp(2.5rem, 8vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.heading-section {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  color: var(--text-primary);
}

.text-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─────────────────────────────────────────────────────────────────────────────
   GLASSMORPHIC COMPONENTS
   ───────────────────────────────────────────────────────────────────────────── */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.glass-card {
  background: var(--gradient-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-glow);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
  pointer-events: none;
}

.glass-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.glass-card:hover::before {
  opacity: 0.1;
}

/* ─────────────────────────────────────────────────────────────────────────────
   BUTTONS
   ───────────────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: 'General Sans', sans-serif;
  font-weight: 600;
  font-size: 0.9375rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-spring);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--duration-fast);
}

.btn:hover::before {
  opacity: 1;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--color-bg);
  box-shadow: 0 4px 20px var(--accent-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 30px var(--accent-primary-glow);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.75rem 1rem;
}

.btn-ghost:hover {
  color: var(--text-primary);
  background: var(--glass-bg);
}

/* ─────────────────────────────────────────────────────────────────────────────
   NAVIGATION
   ───────────────────────────────────────────────────────────────────────────── */
.nav-glass {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.nav-glass.scrolled {
  padding: 0.75rem 0;
  background: rgba(10, 10, 15, 0.95);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out-expo);
  position: relative;
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--glass-bg);
}

.nav-link.active {
  color: var(--accent-primary);
}

.logo {
  font-family: 'Satoshi', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: opacity var(--duration-fast);
}

.logo:hover {
  opacity: 0.8;
}

.logo-accent {
  color: var(--accent-primary);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem;
  background: var(--glass-bg);
  border-radius: var(--radius-full);
  border: 1px solid var(--glass-border);
}

.lang-btn {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out-expo);
}

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

.lang-btn.active {
  background: var(--accent-primary);
  color: var(--color-bg);
}

/* ─────────────────────────────────────────────────────────────────────────────
   HERO SECTION
   ───────────────────────────────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8rem 1.5rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}

.hero-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
  pointer-events: none;
}

.hero-glow-1 {
  top: -200px;
  left: -100px;
  background: var(--accent-primary);
  opacity: 0.15;
}

.hero-glow-2 {
  bottom: -200px;
  right: -100px;
  background: var(--accent-secondary);
  opacity: 0.1;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
  opacity: 0;
}

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

.hero-title {
  font-size: clamp(3rem, 10vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s var(--ease-out-expo) 0.1s forwards;
  opacity: 0;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 3rem;
  line-height: 1.6;
  animation: fadeInUp 0.8s var(--ease-out-expo) 0.2s forwards;
  opacity: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  animation: fadeInUp 0.8s var(--ease-out-expo) 0.3s forwards;
  opacity: 0;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}

.hero-scroll-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--glass-border);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.hero-scroll-dot {
  width: 4px;
  height: 8px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
  animation: scrollDot 2s infinite;
}

/* ─────────────────────────────────────────────────────────────────────────────
   STATS SECTION
   ───────────────────────────────────────────────────────────────────────────── */
.stats-section {
  padding: 4rem 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.stat-item {
  text-align: center;
  padding: 1.5rem;
}

.stat-value {
  font-family: 'Satoshi', sans-serif;
  font-size: 3rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1;
}

.stat-value .accent {
  color: var(--accent-primary);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 0.5rem;
}

.stat-stars {
  color: #fbbf24;
  font-size: 1.25rem;
  margin-top: 0.25rem;
}

/* ─────────────────────────────────────────────────────────────────────────────
   APP CARDS
   ───────────────────────────────────────────────────────────────────────────── */
.apps-section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: 1rem;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.app-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  transition: all var(--duration-normal) var(--ease-out-expo);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  opacity: 0;
  transition: opacity var(--duration-normal);
}

.app-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(0, 212, 170, 0.15);
}

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

.app-icon-wrapper {
  position: relative;
  width: 80px;
  height: 80px;
  margin-bottom: 1.5rem;
}

.app-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.app-card:hover .app-icon {
  transform: scale(1.05) rotate(-2deg);
}

.app-icon-glow {
  position: absolute;
  inset: -10px;
  background: var(--accent-primary);
  filter: blur(30px);
  opacity: 0;
  transition: opacity var(--duration-normal);
  border-radius: 50%;
  z-index: -1;
}

.app-card:hover .app-icon-glow {
  opacity: 0.3;
}

.app-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.app-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.25rem 0.75rem;
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-primary);
  background: rgba(0, 212, 170, 0.12);
  border: 1px solid rgba(0, 212, 170, 0.35);
  border-radius: var(--radius-full);
}

.app-description {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
  flex-grow: 1;
  margin-bottom: 1.5rem;
}

.app-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1.5rem;
  border-top: 1px solid var(--glass-border);
}

.app-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  transition: all var(--duration-fast);
}

.app-link:hover {
  gap: 0.75rem;
}

.app-link svg {
  transition: transform var(--duration-fast);
}

.app-link:hover svg {
  transform: translateX(4px);
}

.app-store-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.85rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.app-store-link:hover {
  border-color: var(--glass-border-hover);
  background: var(--glass-bg-hover);
}

/* ─────────────────────────────────────────────────────────────────────────────
   APP DETAIL PAGE
   ───────────────────────────────────────────────────────────────────────────── */
.app-detail-hero {
  padding: 10rem 0 4rem;
  position: relative;
}

.app-detail-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2rem;
}

@media (min-width: 768px) {
  .app-detail-header {
    flex-direction: row;
    text-align: left;
    align-items: flex-start;
  }
}

.app-detail-icon {
  width: 160px;
  height: 160px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
}

.app-detail-info {
  flex-grow: 1;
}

.app-detail-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 1rem;
}

.app-detail-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
  margin-bottom: 2rem;
}

/* Features Grid */
.features-section {
  padding: 4rem 0;
}

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

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: all var(--duration-fast) var(--ease-out-expo);
}

.feature-item:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateX(4px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-primary);
  color: var(--color-bg);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.feature-text {
  color: var(--text-primary);
  font-weight: 500;
}

/* Screenshots */
.screenshots-section {
  padding: 4rem 0;
  overflow: hidden;
}

.screenshots-scroll {
  display: flex;
  gap: 1.5rem;
  padding: 1rem 0;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

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

.screenshot-placeholder {
  flex-shrink: 0;
  width: 220px;
  height: 440px;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  scroll-snap-align: start;
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.screenshot-placeholder:hover {
  transform: scale(1.02);
  border-color: var(--glass-border-hover);
}

.app-screenshot {
  flex-shrink: 0;
  width: 220px;
  height: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  transition: all var(--duration-normal) var(--ease-out-expo);
  scroll-snap-align: start;
}

.app-screenshot:hover {
  transform: scale(1.02);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-lg);
}

/* Reviews */
.reviews-section {
  padding: 4rem 0;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.review-card {
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}

.review-stars {
  color: #fbbf24;
  font-size: 1rem;
  margin-bottom: 1rem;
}

.review-text {
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 1rem;
  line-height: 1.6;
}

.review-author {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  font-weight: 600;
}

/* FAQ */
.faq-section {
  padding: 4rem 0;
  max-width: 700px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
  overflow: hidden;
  background: var(--glass-bg);
  transition: all var(--duration-fast);
}

.faq-item:hover {
  border-color: var(--glass-border-hover);
}

.faq-item[open] {
  background: var(--glass-bg-hover);
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--text-primary);
  list-style: none;
  transition: color var(--duration-fast);
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary:hover {
  color: var(--accent-primary);
}

.faq-icon {
  transition: transform var(--duration-fast);
  color: var(--text-tertiary);
}

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

.faq-content {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ─────────────────────────────────────────────────────────────────────────────
   ABOUT SECTION
   ───────────────────────────────────────────────────────────────────────────── */
.about-section {
  padding: 6rem 0;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  text-align: center;
}

.about-content {
  max-width: 700px;
  margin: 0 auto;
}

.about-text {
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

/* ─────────────────────────────────────────────────────────────────────────────
   NEWSLETTER SECTION
   ───────────────────────────────────────────────────────────────────────────── */
.newsletter-section {
  padding: 6rem 0;
  position: relative;
  overflow: hidden;
}

.newsletter-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 300px;
  background: var(--accent-primary);
  filter: blur(150px);
  opacity: 0.1;
  pointer-events: none;
}

.newsletter-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .newsletter-form {
    flex-direction: row;
  }
}

.newsletter-input {
  flex: 1;
  padding: 1rem 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 1rem;
  outline: none;
  transition: all var(--duration-fast);
}

.newsletter-input::placeholder {
  color: var(--text-tertiary);
}

.newsletter-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

/* ─────────────────────────────────────────────────────────────────────────────
   CONTACT PAGE
   ───────────────────────────────────────────────────────────────────────────── */
.contact-section {
  padding: 10rem 0 6rem;
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: all var(--duration-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-tertiary);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1rem;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ─────────────────────────────────────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────────────────────────────────────── */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--glass-border);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 280px;
}

.footer-tagline {
  color: var(--text-tertiary);
  font-size: 0.9375rem;
  margin-top: 1rem;
  line-height: 1.6;
}

.footer-heading {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-tertiary);
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  transition: color var(--duration-fast);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* ─────────────────────────────────────────────────────────────────────────────
   COOKIE BANNER
   ───────────────────────────────────────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  padding: 1.5rem;
  background: var(--color-bg-elevated);
  border-top: 1px solid var(--glass-border);
  transform: translateY(100%);
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
}

@media (min-width: 768px) {
  .cookie-content {
    flex-direction: row;
    justify-content: space-between;
  }
}

.cookie-text-wrapper {
  flex: 1;
}

.cookie-title {
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cookie-text {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* ─────────────────────────────────────────────────────────────────────────────
   404 PAGE
   ───────────────────────────────────────────────────────────────────────────── */
.error-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 2rem;
}

.error-code {
  font-family: 'Satoshi', sans-serif;
  font-size: clamp(8rem, 25vw, 14rem);
  font-weight: 900;
  line-height: 1;
  background: linear-gradient(135deg, var(--glass-border) 0%, var(--color-bg) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.error-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.error-desc {
  color: var(--text-secondary);
  max-width: 400px;
  margin-bottom: 2rem;
}

/* ─────────────────────────────────────────────────────────────────────────────
   LEGAL PAGES
   ───────────────────────────────────────────────────────────────────────────── */
.legal-page {
  padding: 10rem 0 6rem;
  max-width: 700px;
  margin: 0 auto;
}

.legal-title {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
}

.legal-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.legal-section {
  margin-bottom: 2.5rem;
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-primary);
  margin-bottom: 1rem;
  font-weight: 600;
}

.legal-section h3 {
  font-size: 1rem;
  color: var(--text-primary);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.legal-section p,
.legal-section address {
  color: var(--text-secondary);
  font-style: normal;
  line-height: 1.7;
}

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

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

@keyframes scrollDot {
  0% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(10px); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Staggered animation for grids */
.animate-stagger > * {
  animation: fadeInUp 0.6s var(--ease-out-expo) forwards;
  opacity: 0;
}

.animate-stagger > *:nth-child(1) { animation-delay: 0.1s; }
.animate-stagger > *:nth-child(2) { animation-delay: 0.2s; }
.animate-stagger > *:nth-child(3) { animation-delay: 0.3s; }
.animate-stagger > *:nth-child(4) { animation-delay: 0.4s; }
.animate-stagger > *:nth-child(5) { animation-delay: 0.5s; }
.animate-stagger > *:nth-child(6) { animation-delay: 0.6s; }

/* ─────────────────────────────────────────────────────────────────────────────
   UTILITIES
   ───────────────────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Responsive adjustments */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mobile-menu-btn {
  display: none;
  align-items: center;
  gap: 1rem;
}

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

  .mobile-menu-btn {
    display: flex !important;
  }

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

  .hero {
    padding-top: 6rem;
  }
}

@media (min-width: 769px) {
  .nav-desktop {
    display: flex !important;
  }

  .mobile-menu-btn {
    display: none !important;
  }
}