:root {
  --bg-primary: #fafafa;
  --bg-secondary: #ffffff;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a68;
  --accent: #10b981;
  --accent-dark: #059669;
  --accent-light: #34d399;
  --warning: #f59e0b;
  --border: #e5e7eb;
  --shadow: 0 1px 3px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.1);
  --radius: 12px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0f0f1a;
    --bg-secondary: #1a1a2e;
    --text-primary: #f5f5f7;
    --text-secondary: #a1a1aa;
    --border: #2d2d44;
    --shadow: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.4);
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-icon {
  width: 32px;
  height: 32px;
  border-radius: 7px;
}

nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 16px;
  font-size: 0.95rem;
  transition: color 0.2s;
  border-radius: 8px;
}

nav a:hover {
  color: var(--accent);
}

.nav-cta,
.btn-nav {
  background: var(--accent);
  color: white !important;
  font-weight: 500;
}

.nav-cta:hover,
.btn-nav:hover {
  background: var(--accent-dark);
  color: white !important;
}

/* Hero */
.hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hero-icon-img {
  width: 120px;
  height: 120px;
  border-radius: 26px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.hero .subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Features */
.features {
  padding: 60px 0;
  border-top: 1px solid var(--border);
}

.features h2 {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 48px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.feature {
  text-align: center;
  padding: 24px;
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.feature h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.feature p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* CTA */
.cta {
  padding: 60px 0;
  text-align: center;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cta h2 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.cta p {
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.btn {
  display: inline-block;
  background: var(--accent);
  color: white;
  padding: 14px 32px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: background 0.2s, border-color 0.2s;
}

.btn:hover {
  background: var(--accent-dark);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
}

.btn-secondary:hover {
  background: var(--accent);
  color: white;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
footer {
  padding: 40px 0;
  text-align: center;
}

.footer-links {
  margin-bottom: 20px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  margin: 0 16px;
  font-size: 0.9rem;
}

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

.footer-copy {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-copy a {
  color: var(--text-secondary);
  text-decoration: none;
}

.footer-copy a:hover {
  color: var(--accent);
}

/* Legal pages */
.legal {
  padding: 60px 0 100px;
}

.legal h1 {
  font-size: 2.25rem;
  margin-bottom: 8px;
}

.legal .updated {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 40px;
}

.legal h2 {
  font-size: 1.35rem;
  margin-top: 40px;
  margin-bottom: 16px;
}

.legal h3 {
  font-size: 1.1rem;
  margin-top: 24px;
  margin-bottom: 12px;
}

.legal p, .legal li {
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.legal ul, .legal ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

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

/* Support page */
.support-hero {
  padding: 60px 0;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.support-hero h1 {
  font-size: 2.25rem;
  margin-bottom: 12px;
}

.support-hero p {
  color: var(--text-secondary);
}

.support-content {
  padding: 60px 0;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.support-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}

.support-card-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.support-card h2 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.support-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.support-card a.btn {
  display: inline-block;
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.25rem;
  }

  .hero .subtitle {
    font-size: 1.1rem;
  }

  header .container-wide {
    flex-direction: column;
    gap: 16px;
  }

  .legal h1 {
    font-size: 1.75rem;
  }
}