/* Matches lib/theme.ts — same palette as the iOS app */
:root {
  --primary-50: #f0f4ff;
  --primary-500: #5c7cfa;
  --primary-600: #4c6ef5;
  --primary-700: #3b5bdb;
  --primary: var(--primary-500);
  --primary-dark: var(--primary-700);
  --bg: #f5f7ff;
  --logo-bg: var(--primary-50);
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --accent: #12b886;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--primary-dark);
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  background: var(--logo-bg);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.04);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--primary-600);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.brand:hover {
  text-decoration: none;
  color: var(--primary-700);
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  display: block;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(92, 124, 250, 0.2);
}

.disclaimer {
  padding: 0 0 3rem;
}

.disclaimer .container {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}

.disclaimer-text {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.65;
}

nav a {
  margin-left: 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--muted);
}

nav a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

.hero {
  padding: 3.5rem 0 2.5rem;
  text-align: center;
  background: linear-gradient(180deg, var(--primary-50) 0%, var(--bg) 72%);
}

.hero h1 {
  font-size: 2.25rem;
  line-height: 1.2;
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.hero .tagline {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 32rem;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  background: var(--primary);
  color: #fff !important;
  font-weight: 600;
  padding: 0.875rem 1.75rem;
  border-radius: 12px;
  text-decoration: none !important;
  box-shadow: 0 4px 14px rgba(92, 124, 250, 0.35);
  transition: background 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(92, 124, 250, 0.4);
  text-decoration: none !important;
}

.btn-secondary {
  background: var(--card);
  color: var(--primary-dark) !important;
  border: 1px solid var(--border);
  box-shadow: none;
  margin-left: 0.75rem;
}

.btn-secondary:hover {
  background: var(--primary-50);
  box-shadow: none;
}

.features {
  padding: 2rem 0 3rem;
}

.features ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1rem;
}

.features li {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  transition: box-shadow 0.15s ease;
}

.features li:hover {
  box-shadow: 0 4px 14px rgba(92, 124, 250, 0.1);
}

.features strong {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--text);
}

.legal {
  padding: 2rem 0 3rem;
}

.legal .container {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem 1.75rem;
}

.legal h1 {
  font-size: 1.75rem;
  margin-top: 0;
}

.legal h2 {
  font-size: 1.125rem;
  margin-top: 2rem;
  color: var(--text);
}

.legal h3 {
  font-size: 1rem;
  margin-top: 1.25rem;
  color: var(--text);
}

.legal p,
.legal li {
  color: var(--muted);
}

.legal ul,
.legal ol {
  padding-left: 1.25rem;
}

.updated {
  font-size: 0.875rem;
  color: var(--muted);
  margin-bottom: 2rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.875rem;
  color: var(--muted);
  background: var(--logo-bg);
}

.site-footer p {
  margin: 0.5rem 0;
}

.site-footer a {
  margin: 0 0.5rem;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

@media (max-width: 600px) {
  .site-header .container {
    flex-direction: column;
    align-items: flex-start;
  }

  nav a {
    margin-left: 0;
    margin-right: 1rem;
  }

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

  .btn-secondary {
    display: block;
    margin: 0.75rem 0 0;
  }

  .legal .container {
    padding: 1.5rem 1.25rem;
  }
}