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

:root {
  --primary: #e91e63;
  --primary-dark: #a81d84;
  --bg: #ffffff;
  --bg-card: #f5f5f5;
  --text: #1a1a1a;
  --text-muted: #666666;
  --border: #e0e0e0;
}

body {
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Oxygen, Ubuntu, sans-serif;
  background: #ffffff;
  color: #1a1a1a;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  padding: 16px 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

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

.navbar-brand {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  transition: opacity 0.2s;
}

.navbar-brand:hover {
  opacity: 0.8;
}

.navbar-nav {
  display: flex;
  gap: 24px;
}

.navbar-nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.2s;
}

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

/* Main content */
main {
  flex: 1;
  padding: 48px 0;
}

/* Docs grid */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
}

.doc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.doc-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.card-icon {
  font-size: 2rem;
}

.badge {
  background: var(--primary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  text-transform: uppercase;
}

.doc-card h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.doc-card p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

.card-features {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.card-features span {
  background: #e8e8e8;
  color: var(--text-muted);
  font-size: 0.75rem;
  padding: 4px 8px;
  border-radius: 4px;
}

/* Resources */
.resources h2 {
  font-size: 1.25rem;
  margin-bottom: 16px;
  color: var(--text-muted);
}

.resources ul {
  list-style: none;
}

.resources li {
  margin-bottom: 8px;
}

.resources a {
  color: var(--primary);
  text-decoration: none;
}

.resources a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  padding: 24px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  background: var(--bg-card);
}

footer p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 640px) {
  .navbar-brand {
    font-size: 1rem;
  }

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