/* ===================================
   POGマスター Landing Page Styles
   =================================== */

/* CSS Custom Properties */
:root {
  /* Primary Colors - Teal */
  --color-primary: #00A896;
  --color-primary-light: #00C9B7;
  --color-primary-dark: #007D71;
  
  /* Accent Colors - Gold */
  --color-accent: #FFB800;
  --color-accent-light: #FFC627;
  --color-accent-dark: #CC9300;
  
  /* Neutral Colors */
  --color-white: #FFFFFF;
  --color-black: #0A0A0A;
  --color-bg: #FFFFFF;
  --color-surface: #F7F9FC;
  --color-surface-elevated: #FFFFFF;
  
  /* Text Colors */
  --color-text: #1A1A1A;
  --color-text-secondary: #4A5568;
  --color-text-muted: #718096;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00A896 0%, #007D71 100%);
  --gradient-accent: linear-gradient(135deg, #FFB800 0%, #FF8C00 100%);
  --gradient-hero: linear-gradient(135deg, #0A0A0A 0%, #1a1a2e 50%, #16213e 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
  --shadow-glow: 0 0 60px rgba(0, 168, 150, 0.3);
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;
  
  /* Typography */
  --font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-5xl: 3rem;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Z-Index */
  --z-header: 100;
  --z-modal: 200;
}

/* Dark Mode (System Preference) */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0A0A0A;
    --color-surface: #1C1C1E;
    --color-surface-elevated: #2C2C2E;
    --color-text: #F5F5F7;
    --color-text-secondary: #A0AEC0;
    --color-text-muted: #718096;
  }
}

/* ===================================
   Reset & Base Styles
   =================================== */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

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

/* ===================================
   Layout
   =================================== */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

/* ===================================
   Header & Navigation
   =================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-md) 0;
  transition: background-color var(--transition-base), backdrop-filter var(--transition-base);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

@media (prefers-color-scheme: dark) {
  .header.scrolled {
    background-color: rgba(10, 10, 10, 0.8);
  }
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  z-index: 10;
}

.nav-logo-img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
}

.nav-logo-text {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-white);
}

.header.scrolled .nav-logo-text {
  color: var(--color-text);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  z-index: 10;
}

.nav-toggle-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header.scrolled .nav-toggle-line {
  background-color: var(--color-text);
}

.nav-toggle.active .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.nav-menu.active {
  opacity: 1;
  visibility: visible;
}

.nav-link {
  font-size: var(--font-size-xl);
  font-weight: 500;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-primary-light);
}

.nav-link-cta {
  background: var(--gradient-primary);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
}

.nav-link-cta:hover {
  color: var(--color-white);
  opacity: 0.9;
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
  
  .nav-menu {
    position: static;
    background: transparent;
    backdrop-filter: none;
    flex-direction: row;
    opacity: 1;
    visibility: visible;
    gap: var(--space-xl);
  }
  
  .nav-link {
    font-size: var(--font-size-sm);
    color: var(--color-white);
  }
  
  .header.scrolled .nav-link {
    color: var(--color-text-secondary);
  }
  
  .header.scrolled .nav-link:hover {
    color: var(--color-primary);
  }
  
  .header.scrolled .nav-link-cta {
    color: var(--color-white);
  }
}

/* ===================================
   Hero Section
   =================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
  z-index: -2;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 168, 150, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 50%, rgba(255, 184, 0, 0.15) 0%, transparent 50%);
}

.hero-container {
  display: grid;
  gap: var(--space-3xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-content {
  text-align: center;
}

@media (min-width: 1024px) {
  .hero-content {
    text-align: left;
  }
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: var(--space-lg);
}

.hero-title-line {
  display: block;
}

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

@media (min-width: 768px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: var(--font-size-5xl);
  }
}

.hero-description {
  font-size: var(--font-size-base);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: var(--font-size-lg);
  }
}

@media (min-width: 1024px) {
  .hero-description {
    margin-left: 0;
    margin-right: 0;
  }
}

.hero-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

@media (min-width: 768px) {
  .hero-cta {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  .hero-cta {
    justify-content: flex-start;
  }
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-mockup {
  max-width: 400px;
  width: 100%;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  animation: float 6s ease-in-out infinite;
}

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

.hero-glow {
  position: absolute;
  bottom: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 100px;
  background: radial-gradient(ellipse, rgba(0, 168, 150, 0.4) 0%, transparent 70%);
  filter: blur(40px);
  z-index: -1;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.5);
  font-size: var(--font-size-sm);
  animation: bounce 2s infinite;
}

.hero-scroll svg {
  width: 24px;
  height: 24px;
}

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

/* ===================================
   Buttons
   =================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-lg {
  padding: var(--space-md) var(--space-2xl);
  font-size: var(--font-size-lg);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-md), 0 0 20px rgba(0, 168, 150, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(0, 168, 150, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.btn-icon {
  width: 18px;
  height: 18px;
}

/* ===================================
   Section Styles
   =================================== */

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-3xl);
}

.section-badge {
  display: inline-block;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.section-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .section-title {
    font-size: var(--font-size-3xl);
  }
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* ===================================
   Features Section
   =================================== */

.features {
  padding: var(--space-3xl) 0;
  background-color: var(--color-surface);
}

.features-grid {
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(30px);
}

.feature-card.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

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

.feature-icon svg {
  width: 28px;
  height: 28px;
  stroke-width: 2;
}

.feature-icon-teal {
  background: linear-gradient(135deg, rgba(0, 168, 150, 0.15) 0%, rgba(0, 168, 150, 0.05) 100%);
  color: var(--color-primary);
}

.feature-icon-gold {
  background: linear-gradient(135deg, rgba(255, 184, 0, 0.15) 0%, rgba(255, 184, 0, 0.05) 100%);
  color: var(--color-accent);
}

.feature-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.feature-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ===================================
   Screenshot Gallery
   =================================== */

.screenshot-gallery {
  padding: var(--space-3xl) 0;
}

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

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
  }
}

.gallery-item {
  margin: 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.gallery-item.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.gallery-item:nth-child(1) { transition-delay: 0ms; }
.gallery-item:nth-child(2) { transition-delay: 100ms; }
.gallery-item:nth-child(3) { transition-delay: 200ms; }
.gallery-item:nth-child(4) { transition-delay: 300ms; }

.gallery-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.gallery-item:hover .gallery-img {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
}

.gallery-caption {
  text-align: center;
  margin-top: var(--space-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* ===================================
   How It Works Section
   =================================== */

.how-it-works {
  padding: var(--space-3xl) 0;
}

.steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  max-width: 600px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .steps {
    flex-direction: row;
    max-width: none;
    gap: 0;
  }
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  opacity: 0;
  transform: translateY(30px);
}

.step.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.step-number {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: var(--color-white);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  box-shadow: 0 0 30px rgba(0, 168, 150, 0.3);
}

.step-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.step-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  max-width: 250px;
}

.step-connector {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
}

@media (min-width: 1024px) {
  .step-connector {
    width: 100px;
    height: 2px;
    background: linear-gradient(to right, var(--color-primary), transparent);
    flex-shrink: 0;
  }
}

/* ===================================
   Integration Section
   =================================== */

.integration {
  padding: var(--space-3xl) 0;
  background-color: var(--color-surface);
}

.integration-content {
  display: grid;
  gap: var(--space-3xl);
  align-items: center;
}

@media (min-width: 1024px) {
  .integration-content {
    grid-template-columns: 1fr 1fr;
  }
}

.integration-text .section-badge,
.integration-text .section-title {
  text-align: left;
}

.integration-description {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
}

.integration-list {
  margin-bottom: var(--space-xl);
}

.integration-list li {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) 0;
  font-size: var(--font-size-base);
}

.integration-list svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.integration-visual {
  display: flex;
  justify-content: center;
}

.integration-card {
  background: var(--color-surface-elevated);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  max-width: 400px;
  width: 100%;
}

.integration-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-surface);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.integration-card-dots {
  display: flex;
  gap: 6px;
}

.integration-card-dots span {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--color-text-muted);
  opacity: 0.3;
}

.integration-card-dots span:first-child {
  background: #FF5F57;
  opacity: 1;
}

.integration-card-dots span:nth-child(2) {
  background: #FEBC2E;
  opacity: 1;
}

.integration-card-dots span:nth-child(3) {
  background: #28C840;
  opacity: 1;
}

.integration-card-url {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.integration-card-content {
  padding: var(--space-lg);
}

.integration-mock-header {
  height: 32px;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.integration-mock-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.integration-mock-item {
  height: 80px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
}

/* ===================================
   CTA Section
   =================================== */

.cta {
  padding: var(--space-3xl) 0;
  background: var(--gradient-hero);
  text-align: center;
}

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

.cta-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .cta-title {
    font-size: var(--font-size-3xl);
  }
}

.cta-description {
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
}

.cta-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

@media (min-width: 768px) {
  .cta-buttons {
    flex-direction: row;
    justify-content: center;
  }
}

.store-badge-link {
  display: inline-block;
  transition: all var(--transition-fast);
}

.store-badge-link:hover {
  transform: translateY(-3px);
  filter: brightness(1.1);
}

.store-badge-img {
  height: 48px;
  width: auto;
}

@media (min-width: 768px) {
  .store-badge-img {
    height: 56px;
  }
}

/* Platform Sections */
.platform-section {
  margin-bottom: var(--space-lg);
}

.platform-title {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: var(--space-md);
}

.platform-icon {
  width: 24px;
  height: 24px;
}

.platform-divider {
  width: 100px;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(255,255,255,0.3), transparent);
  margin: var(--space-xl) auto;
}

.beta-description {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: var(--space-md);
  line-height: 1.6;
}

.btn-accent {
  background: var(--gradient-accent);
  color: var(--color-black);
  font-weight: 600;
  box-shadow: var(--shadow-md), 0 0 20px rgba(255, 184, 0, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), 0 0 30px rgba(255, 184, 0, 0.4);
}

/* ===================================
   Footer
   =================================== */

.footer {
  background-color: var(--color-surface);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-logo-img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
}

.footer-logo-text {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

.footer-tagline {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.footer-links {
  display: grid;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    justify-items: end;
  }
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

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

.footer-column a {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  padding-top: var(--space-xl);
  text-align: center;
}

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

@media (prefers-color-scheme: dark) {
  .footer-bottom {
    border-top-color: rgba(255, 255, 255, 0.1);
  }
}

/* ===================================
   Animation Utilities
   =================================== */

[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate].animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger animation delay */
.features-grid [data-animate]:nth-child(1) { transition-delay: 0ms; }
.features-grid [data-animate]:nth-child(2) { transition-delay: 100ms; }
.features-grid [data-animate]:nth-child(3) { transition-delay: 200ms; }
.features-grid [data-animate]:nth-child(4) { transition-delay: 300ms; }

.steps [data-animate]:nth-child(1) { transition-delay: 0ms; }
.steps [data-animate]:nth-child(3) { transition-delay: 200ms; }
.steps [data-animate]:nth-child(5) { transition-delay: 400ms; }

/* ===================================
   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;
  }
  
  .hero-mockup {
    animation: none;
  }
  
  .hero-scroll {
    animation: none;
  }
}

/* ===================================
   Legal Pages
   =================================== */

.header-legal {
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.header-legal .nav-logo-text {
  color: var(--color-text);
}

.legal-main {
  padding: 120px 0 var(--space-3xl);
  min-height: 100vh;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface-elevated);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .legal-content {
    padding: var(--space-3xl);
  }
}

.legal-content h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-text);
}

@media (min-width: 768px) {
  .legal-content h1 {
    font-size: var(--font-size-3xl);
  }
}

.legal-date {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.legal-content section {
  margin-bottom: var(--space-xl);
}

.legal-content h2 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--color-text);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-primary);
}

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

.legal-content p {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

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

.legal-content li {
  font-size: var(--font-size-base);
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.legal-content a {
  color: var(--color-primary);
  text-decoration: underline;
}

.legal-content a:hover {
  color: var(--color-primary-dark);
}

.legal-footer {
  text-align: center;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-top: var(--space-xl);
}