/*
 * iOS App Landing Page Styles
 * Modern, clean design inspired by Linear, Raycast, Arc
 */

/* ========================================
   CSS Variables & Custom Properties
   ======================================== */
:root {
  /* Colors */
  --color-primary: #007AFF;
  --color-primary-hover: #0056CC;
  --color-primary-light: rgba(0, 122, 255, 0.1);
  --color-primary-glow: rgba(0, 122, 255, 0.4);
  --color-primary-text: #4DA3FF; /* Lighter blue for text on dark — 6:1 contrast on black */

  /* Backgrounds */
  --bg-primary: #000000;
  --bg-secondary: #0A0A0B;
  --bg-tertiary: #111113;
  --bg-card: #18181B;
  --bg-card-hover: #1F1F23;
  --bg-elevated: #27272A;

  /* Text */
  --text-primary: #FAFAFA;
  --text-secondary: #A1A1AA;
  --text-tertiary: #71717A;
  --text-muted: #52525B;

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-default: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.15);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px var(--color-primary-glow);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, ui-monospace, Menlo, Monaco, 'Cascadia Code', monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;

  /* Line Heights */
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
  --transition-slower: 500ms ease;

  /* Z-Index */
  --z-base: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-nav: 500;
  --z-modal: 1000;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

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

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

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

ul, ol {
  list-style: none;
}

/* ========================================
   Container
   ======================================== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-xl);
  }
}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--space-2xl);
  }
}

/* ========================================
   Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding: var(--space-md) 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-base),
              border-color var(--transition-base);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: opacity var(--transition-fast);
}

.nav-logo:hover {
  opacity: 0.8;
}

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

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-xs);
}

.nav-links a {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast),
              background var(--transition-fast);
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--border-subtle);
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1;
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  color: #fff;
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm),
              0 0 20px rgba(0, 122, 255, 0.3);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md),
              0 0 30px rgba(0, 122, 255, 0.4);
}

.btn-small {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-xs);
}

.btn-large {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-base);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

.btn-icon svg {
  width: 100%;
  height: 100%;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(80px + var(--space-3xl)) 0 var(--space-4xl);
  overflow: hidden;
}

.hero-compact {
  min-height: auto;
  padding: calc(80px + var(--space-xl)) 0 var(--space-2xl);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr auto;
    gap: var(--space-3xl);
  }

  .hero-compact .hero-content {
    text-align: left;
  }

  .hero-compact .hero-cta {
    justify-content: flex-start;
  }
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  margin-top: var(--space-xl);
}

.hero-feature {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding: var(--space-xs) var(--space-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150%;
  height: 100%;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 122, 255, 0.15), transparent),
    radial-gradient(ellipse 60% 30% at 70% 20%, rgba(0, 122, 255, 0.08), transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: var(--z-base);
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  margin-bottom: var(--space-xl);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-primary-text);
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 122, 255, 0.2);
  border-radius: var(--radius-full);
  animation: fadeInUp 0.6s ease-out;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.hero h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: var(--text-5xl);
  }
}

@media (min-width: 1024px) {
  .hero h1 {
    font-size: var(--text-6xl);
  }
}

.hero-subtitle {
  font-size: var(--text-lg);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: var(--text-xl);
  }
}

.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

@media (min-width: 480px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }
}

.hero-note {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  animation: fadeInUp 0.6s ease-out 0.4s both;
}

.hero-visual {
  position: relative;
  margin-top: var(--space-3xl);
  animation: fadeInUp 0.8s ease-out 0.5s both;
}

.phone-mockup {
  position: relative;
  max-width: 320px;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg),
              0 0 0 1px var(--border-subtle),
              var(--shadow-glow);
}

.phone-mockup::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  padding: 1px;
  background: linear-gradient(180deg, rgba(255,255,255,0.15), rgba(255,255,255,0.05));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.phone-mockup img {
  width: 100%;
  height: auto;
}

/* Video mockup for phone demo */
.video-mockup {
  width: 220px;
  aspect-ratio: 880 / 1920;
  background: var(--bg-tertiary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .video-mockup {
    width: 260px;
  }
}

.video-mockup iframe,
.video-mockup video {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
  object-fit: contain;
}


/* Video thumbnail with play button */
.video-thumbnail {
  display: block;
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.video-thumbnail:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-lg), 0 0 60px rgba(0, 122, 255, 0.3);
}

.video-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  opacity: 0.9;
}

.video-thumbnail:hover .play-button {
  transform: translate(-50%, -50%) scale(1.1);
  opacity: 1;
}

.play-button svg {
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
}

.hero-logo {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  animation: fadeInUp 0.6s ease-out;
}

/* ========================================
   Section Styles
   ======================================== */
section {
  padding: var(--space-4xl) 0;
}

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

section h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  section h2 {
    font-size: var(--text-4xl);
  }
}

section > .container > p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
}

/* ========================================
   Features Section
   ======================================== */
.features {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
}

@media (min-width: 640px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
  }
}

.feature-card {
  position: relative;
  padding: var(--space-xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), transparent);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

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

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-lg);
  background: var(--color-primary-light);
  border: 1px solid rgba(0, 122, 255, 0.2);
  border-radius: var(--radius-md);
  color: var(--color-primary-text);
  font-size: var(--text-2xl);
}

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

.feature-card h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.feature-card p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  background: var(--bg-primary);
  text-align: center;
}

.cta-box {
  position: relative;
  padding: var(--space-3xl) var(--space-xl);
  background: linear-gradient(180deg, var(--bg-tertiary), var(--bg-card));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 200%;
  background:
    radial-gradient(ellipse 40% 30% at 50% 0%, rgba(0, 122, 255, 0.15), transparent);
  pointer-events: none;
}

.cta-box > * {
  position: relative;
  z-index: var(--z-base);
}

.cta-box h2 {
  margin-bottom: var(--space-md);
}

.cta-box p {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto var(--space-xl);
}

@media (min-width: 768px) {
  .cta-box {
    padding: var(--space-4xl) var(--space-3xl);
  }
}

/* ========================================
   Newsletter Section
   ======================================== */
.newsletter {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.newsletter h2 {
  margin-bottom: var(--space-md);
}

.newsletter > .container > p {
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
}

.ml-embedded {
  max-width: 480px;
  margin: 0 auto;
}

/* Compact newsletter */
.newsletter-compact {
  padding: var(--space-2xl) 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
}

.newsletter-box {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .newsletter-box {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }

  .newsletter-box .ml-embedded {
    margin: 0;
    max-width: none;
  }
}

.newsletter-text h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-sm);
}

.newsletter-text p {
  color: var(--text-secondary);
  margin: 0;
}

.ml-embedded input[type="email"] {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-fast);
}

.ml-embedded input[type="email"]::placeholder {
  color: var(--text-tertiary);
}

.ml-embedded input[type="email"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

.ml-embedded button[type="submit"] {
  width: 100%;
  margin-top: var(--space-md);
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  font-weight: 500;
  color: #fff;
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.ml-embedded button[type="submit"]:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

@media (min-width: 480px) {
  .ml-embedded {
    display: flex;
    gap: var(--space-md);
  }

  .ml-embedded input[type="email"] {
    flex: 1;
  }

  .ml-embedded button[type="submit"] {
    width: auto;
    margin-top: 0;
  }
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-xl);
  }
}

.footer-brand {
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

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

.footer-brand p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--text-tertiary);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-links {
    display: contents;
  }
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-col a {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
  display: block;
}

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

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
}

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

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

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

/* Compact footer */
.footer-compact {
  padding: var(--space-lg) 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
}

.footer-row {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  text-align: center;
}

@media (min-width: 640px) {
  .footer-row {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer-row p {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin: 0;
}

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

.footer-links-inline a {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  transition: color var(--transition-fast);
}

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

/* ========================================
   Animations
   ======================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

/* Intersection Observer Animation Classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Utility Classes
   ======================================== */
.text-center {
  text-align: center;
}

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

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

/* Focus Styles for Accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Selection Styles */
::selection {
  background: var(--color-primary);
  color: white;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-elevated);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ========================================
   Legal Pages (Privacy, Terms)
   ======================================== */
.legal-page {
  padding-top: calc(80px + var(--space-3xl));
  padding-bottom: var(--space-4xl);
  min-height: 100vh;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

@media (min-width: 768px) {
  .legal-content h1 {
    font-size: var(--text-5xl);
  }
}

.legal-updated {
  font-size: var(--text-sm);
  color: var(--text-tertiary);
  margin-bottom: var(--space-3xl);
}

.legal-content section {
  padding: var(--space-xl) 0;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-content section:last-child {
  border-bottom: none;
}

.legal-content h2 {
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.legal-content h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.legal-content p {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

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

.legal-content ul,
.legal-content ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-xl);
}

.legal-content ul {
  list-style: disc;
}

.legal-content ol {
  list-style: decimal;
}

.legal-content li {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

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

.legal-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity var(--transition-fast);
}

.legal-content a:hover {
  opacity: 0.8;
}

.legal-content a.btn {
  text-decoration: none;
}

.legal-content a.btn-primary {
  color: #fff;
}

.legal-content code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
}

/* ========================================
   Hero Updated Date
   ======================================== */
.hero-updated {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-align: right;
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: var(--z-base);
}

/* Prevent double border when features sections are adjacent */
.features + .features {
  border-top: none;
}

/* ========================================
   App Screenshots Showcase
   ======================================== */
.screenshots-section {
  background: var(--bg-primary);
  overflow: hidden;
}

.screenshots-grid {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding-bottom: var(--space-md);
}

/* Hide scrollbar but keep scrolling functional */
.screenshots-grid::-webkit-scrollbar {
  height: 0;
  display: none;
}

.screenshot-card {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  scroll-snap-align: center;
}

.screenshot-phone {
  width: 200px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg),
              0 0 0 1px var(--border-subtle);
  background: var(--bg-tertiary);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.screenshot-phone:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg),
              0 0 0 1px var(--border-default),
              var(--shadow-glow);
}

.screenshot-phone img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
}

@media (min-width: 640px) {
  .screenshot-phone {
    width: 220px;
  }
}

@media (min-width: 768px) {
  .screenshot-phone {
    width: 240px;
  }
}

@media (min-width: 1024px) {
  .screenshots-grid {
    justify-content: center;
    overflow-x: visible;
  }

  .screenshot-phone {
    width: 250px;
  }
}

/* ========================================
   Audience Section
   ======================================== */
.audience-section {
  background: var(--bg-primary);
}

.audience-content {
  max-width: 800px;
  margin-top: var(--space-2xl);
}

.audience-content p {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.audience-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.text-link {
  color: var(--color-primary-text);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity var(--transition-fast);
}

.text-link:hover {
  opacity: 0.8;
}

/* ========================================
   Story Section & Stats Grid
   ======================================== */
.story-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.story-content {
  max-width: 800px;
  margin-top: var(--space-2xl);
}

.story-content p {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-lg);
}

.story-content strong {
  color: var(--text-primary);
  font-weight: 600;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-3xl);
}

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .stats-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
}

.stat-number {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary-text);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ========================================
   Comparison Section & Table
   ======================================== */
.comparison-section {
  background: var(--bg-primary);
}

.comparison-section > .container > p {
  font-size: var(--text-base);
  color: var(--text-secondary);
  max-width: 700px;
}

.comparison-table-wrapper {
  margin-top: var(--space-3xl);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  min-width: 600px;
}

.comparison-table th,
.comparison-table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.comparison-table thead th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  font-size: var(--text-sm);
  white-space: nowrap;
}

.comparison-table tbody td {
  color: var(--text-secondary);
}

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

.comparison-table tbody tr:hover {
  background: var(--bg-card);
}

.comparison-table .highlight-col {
  background: rgba(0, 122, 255, 0.05);
  color: var(--text-primary);
}

.comparison-table thead .highlight-col {
  background: rgba(0, 122, 255, 0.1);
  color: var(--color-primary-text);
}

.comparison-table td strong {
  color: var(--text-primary);
  font-weight: 600;
}

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

  html {
    scroll-behavior: auto;
  }
}