:root {
  --color-primary: #1e3a5f;
  --color-primary-light: #2c5282;
  --color-primary-dark: #152a45;
  --color-accent: #4a90d9;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-text: #2d3748;
  --color-text-light: #718096;
  --color-border: #e2e8f0;
  --font: 'Inter', -apple-system, system-ui, sans-serif;
  --max-width: 1100px;
  --radius: 10px;
}

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

body {
  font-family: var(--font);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main { flex: 1; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}
nav { display: flex; gap: 2rem; }
nav a {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
nav a:hover { color: var(--color-primary); }

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}
.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary);
  max-width: 700px;
  margin: 0 auto 1.25rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin: 0 auto;
}

/* Cards */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding-bottom: 5rem;
}
.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  transition: box-shadow 0.2s, transform 0.2s;
}
.card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.card h3 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}
.card p {
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}
.card a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
}
.card a:hover { text-decoration: underline; }

/* Page */
.page-header {
  padding: 4rem 0 2rem;
  text-align: center;
}
.page-header h1 {
  font-size: 2rem;
  color: var(--color-primary);
  font-weight: 700;
}
.page-content {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}
.page-content p {
  margin-bottom: 1.25rem;
  color: var(--color-text);
}
.page-content a {
  color: var(--color-accent);
}

/* Brand detail */
.brand-section {
  padding: 2rem 0 3rem;
  border-bottom: 1px solid var(--color-border);
}
.brand-section:last-child { border-bottom: none; }
.brand-section h2 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.brand-section p { margin-bottom: 1rem; }
.brand-section a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
}

/* Responsive */
@media (max-width: 768px) {
  .site-header .container {
    flex-direction: column;
    gap: 0.75rem;
  }
  .hero h1 { font-size: 1.75rem; }
  .hero { padding: 3rem 0 2.5rem; }
  nav { gap: 1.25rem; }
  nav a { font-size: 0.85rem; }
  .cards { grid-template-columns: 1fr; gap: 1.25rem; }
  .card { padding: 1.75rem 1.5rem; }
  .page-header { padding: 2.5rem 0 1.5rem; }
  .page-header h1 { font-size: 1.5rem; }
  .page-content { padding-bottom: 2.5rem; }
  .brand-section { padding: 1.5rem 0 2rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.4rem; }
  nav { flex-wrap: wrap; justify-content: center; gap: 0.75rem; }
  .logo { font-size: 1.2rem; }
}

/* Legal pages */
.legal-content {
  max-width: 700px;
  margin: 0 auto;
  padding-bottom: 4rem;
  font-size: 0.9rem;
}
.legal-content h2 {
  font-size: 1.2rem;
  color: var(--color-primary);
  margin: 2rem 0 0.75rem;
}
.legal-content p, .legal-content li {
  margin-bottom: 0.75rem;
  color: var(--color-text);
}
.legal-content ul { padding-left: 1.5rem; }