/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-color: #64748b;
  --success-color: #059669;
  --warning-color: #d97706;
  --error-color: #dc2626;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:
    0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --font-mono:
    'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, 'Courier New',
    monospace;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue',
    Arial, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.header {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.8);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
}

.nav-brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.version {
  font-size: 0.875rem;
  color: var(--text-muted);
  background: var(--bg-tertiary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Hero section */
.hero {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 1rem;
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.hero-description {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  line-height: 1.6;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.badge {
  display: inline-block;
  transition: transform 0.2s;
}

.badge:hover {
  transform: translateY(-2px);
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

/* Features section */
.features {
  padding: 4rem 0;
  background: var(--bg-secondary);
}

.features h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature {
  background: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.feature p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Getting started section */
.getting-started {
  padding: 4rem 0;
}

.getting-started h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.getting-started h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.install-section,
.usage-section,
.cdn-section,
.model-setup {
  margin-bottom: 3rem;
}

.code-block {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 1rem 0;
}

.code-block pre {
  margin: 0;
  padding: 1.5rem;
  overflow-x: auto;
}

.code-block code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-primary);
}

/* Models section */
.models {
  padding: 4rem 0;
  background: var(--bg-secondary);
}

.models h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.models-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}

.model {
  background: var(--bg-primary);
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

.model:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.model h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

.model-size {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.model p:last-child {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Browser support section */
.browser-support {
  padding: 4rem 0;
}

.browser-support h2 {
  text-align: center;
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

.browser-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.browser {
  background: var(--bg-secondary);
  padding: 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  border: 1px solid var(--border-color);
}

.browser-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.browser h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.browser p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.5;
}

.browser-note {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-style: italic;
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: white;
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: 1rem;
  color: white;
}

.footer-section h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-section h4 {
  font-size: 1rem;
  font-weight: 600;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section ul li a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-section ul li a:hover {
  color: white;
}

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

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

/* Responsive design */
@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 1.125rem;
  }

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

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

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 0.5rem;
  }

  .hero {
    padding: 2rem 0;
  }

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

  .features,
  .getting-started,
  .models,
  .browser-support {
    padding: 2rem 0;
  }

  .features h2,
  .getting-started h2,
  .models h2,
  .browser-support h2 {
    font-size: 2rem;
  }
}

/* Examples styles */
.examples-page {
  padding: 2rem 0;
}

.examples-page .intro {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  text-align: center;
}

.examples-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.example-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.example-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.example-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.example-card h3 a {
  color: var(--text-primary);
  text-decoration: none;
}

.example-card h3 a:hover {
  color: var(--primary-color);
}

.example-card p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.example-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.feature-tag {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.examples-info {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-top: 3rem;
}

.examples-info h2 {
  margin-bottom: 1rem;
}

.examples-info p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Example documentation pages */
.example-doc {
  padding: 2rem 0;
}

.example-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.example-actions {
  display: flex;
  gap: 1rem;
}

.example-content {
  margin-bottom: 3rem;
}

.example-iframe {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.example-source h3 {
  margin-bottom: 1rem;
}

@media (max-width: 768px) {
  .example-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .example-actions {
    width: 100%;
    justify-content: flex-start;
  }

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