/* CSS Variables */
:root {
  --color-bg: #121212;
  --color-bg-secondary: #1a1a1a;
  --color-text: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-primary: #9B59B6;
  --color-primary-dark: #8E44AD;
  --color-accent: #E91E63;
  --gradient: linear-gradient(135deg, #9B59B6 0%, #E91E63 100%);
  --border-radius: 12px;
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

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

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

/* Container */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 16px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(155, 89, 182, 0.4);
}

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

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

.btn-large {
  padding: 16px 32px;
  font-size: 18px;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  background: rgba(18, 18, 18, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.logo img {
  height: 40px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 500;
  transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content h1 {
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  max-width: 500px;
}

.age-notice {
  font-size: 14px;
  color: var(--color-primary);
  margin-bottom: 40px;
  font-weight: 500;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

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

.hero-image img {
  max-height: 600px;
  border-radius: 40px;
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4);
}

/* Features Section */
.features {
  padding: 120px 0;
  background: var(--color-bg-secondary);
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  text-align: center;
  margin-bottom: 60px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--color-primary);
  box-shadow: 0 20px 40px rgba(155, 89, 182, 0.2);
}

.feature-icon {
  margin-bottom: 24px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-icon svg {
  width: 48px;
  height: 48px;
  color: var(--color-primary);
  stroke: var(--color-primary);
}

.feature-card h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
}

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

/* Download Section */
.download {
  padding: 120px 0;
  text-align: center;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 40px;
}

.store-badge img {
  height: 60px;
  transition: transform 0.3s ease;
}

.store-badge:hover img {
  transform: scale(1.05);
}

/* Footer */
.footer {
  padding: 60px 0 30px;
  background: var(--color-bg-secondary);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--color-text-secondary);
  margin-top: 12px;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 32px;
}

.footer-links a {
  color: var(--color-text-secondary);
  font-size: 14px;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: var(--color-text-secondary);
  font-size: 14px;
}

.footer-disclaimer {
  margin-top: 12px;
  font-size: 12px;
  opacity: 0.7;
}

.age-badge {
  display: inline-block;
  background: rgba(155, 89, 182, 0.2);
  color: var(--color-primary);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 8px;
}

/* Legal Pages (Privacy & Terms) */
.legal-content {
  padding: 120px 0 80px;
  min-height: 100vh;
}

.legal-content h1 {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 8px;
}

.legal-content .last-updated {
  color: var(--color-text-secondary);
  font-size: 14px;
  font-style: italic;
  margin-bottom: 48px;
}

.legal-section {
  margin-bottom: 40px;
}

.legal-section h2 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--color-text);
}

.legal-section h3 {
  font-size: 18px;
  font-weight: 600;
  margin-top: 24px;
  margin-bottom: 12px;
  color: var(--color-text);
}

.legal-section p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal-section ul {
  color: var(--color-text-secondary);
  margin-left: 24px;
  margin-bottom: 16px;
  line-height: 1.8;
}

.legal-section li {
  margin-bottom: 8px;
}

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

.legal-section a:hover {
  color: var(--color-accent);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content h1 {
    font-size: 42px;
  }

  .hero-subtitle {
    margin: 0 auto 40px;
  }

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

  .hero-image {
    order: -1;
  }

  .hero-image img {
    max-height: 400px;
  }

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

@media (max-width: 768px) {
  .nav-links a:not(.btn) {
    display: none;
  }

  .hero-content h1 {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

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

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

  .section-title {
    font-size: 28px;
  }

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

  .footer-content {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }

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