/* postdrome — landing page styles
   Clinical-warm. Photophobia-safe (no electric blue, no neon).
   Matches Theme.swift accent (#4A6B7A) so the site feels like the app. */

:root {
  --bg: #fafaf7;
  --surface: #ffffff;
  --text: #1a1a1a;
  --text-secondary: #5c5c58;
  --text-tertiary: #8c8c88;
  --accent: #4a6b7a;
  --accent-soft: #e6edf1;
  --divider: #e5e5e0;
  --success: #5c8a6a;
  --warning: #b8862e;
  --danger: #b54530;
  --max-width: 960px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f0f0e;
    --surface: #1a1a18;
    --text: #f2f2ef;
    --text-secondary: #9a9a96;
    --text-tertiary: #6e6e6a;
    --accent: #7a95a4;
    --accent-soft: #1f2a30;
    --divider: #2a2a28;
  }
}

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

html { font-size: 17px; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Hero */
.hero {
  padding: 24px 0 96px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--accent-soft) 100%);
}
.hero nav {
  display: flex; justify-content: space-between; align-items: center;
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px 64px;
}
.hero .logo {
  font-size: 22px; font-weight: 700; letter-spacing: -0.02em;
}
.hero .nav-links a {
  margin-left: 24px; color: var(--text-secondary); font-size: 15px;
}
.hero-content {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  text-align: center;
}
.eyebrow {
  font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 800; line-height: 1.05; letter-spacing: -0.03em;
  margin-bottom: 24px;
}
.hero h1 em {
  font-style: italic; color: var(--accent);
}
.subhead {
  font-size: 19px; color: var(--text-secondary);
  max-width: 640px; margin: 0 auto 40px;
}
.cta-primary {
  display: inline-block; padding: 14px 32px;
  background: var(--accent); color: white;
  border-radius: 12px; font-weight: 600; font-size: 17px;
}
.cta-primary.disabled {
  background: var(--text-tertiary); cursor: not-allowed;
}
.cta-note {
  margin-top: 16px; font-size: 14px; color: var(--text-tertiary);
}

/* Trust pills */
.trust-pills {
  background: var(--surface); border-top: 1px solid var(--divider);
  border-bottom: 1px solid var(--divider); padding: 32px 0;
}
.trust-pills ul {
  list-style: none; display: flex; flex-wrap: wrap; gap: 12px; justify-content: center;
}
.trust-pills li {
  background: var(--accent-soft); padding: 8px 16px; border-radius: 999px;
  font-size: 14px; color: var(--text-secondary);
}
.trust-pills strong { color: var(--text); font-weight: 600; }

/* How / pricing sections */
.how, .pricing { padding: 96px 0; }
.how h2, .pricing h2 {
  font-size: 36px; font-weight: 700; letter-spacing: -0.02em;
  text-align: center; margin-bottom: 16px;
}
.pricing-subtitle {
  text-align: center; color: var(--text-secondary); font-size: 17px;
  max-width: 640px; margin: 0 auto 56px;
}
.how-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px;
  margin-top: 48px;
}
.how-item {
  background: var(--surface); padding: 28px; border-radius: 16px;
  border: 1px solid var(--divider);
}
.how-item h3 {
  font-size: 19px; font-weight: 700; margin-bottom: 12px;
}
.how-item p { color: var(--text-secondary); font-size: 15px; line-height: 1.6; }

/* Pricing tiers */
.pricing { background: var(--accent-soft); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px; max-width: 720px; margin: 0 auto;
}
.tier {
  background: var(--surface); padding: 32px; border-radius: 16px;
  border: 1px solid var(--divider);
}
.tier.highlight {
  border-color: var(--accent); border-width: 2px;
}
.tier h3 { font-size: 22px; font-weight: 700; margin-bottom: 8px; }
.tier .price {
  font-size: 28px; font-weight: 800; color: var(--accent);
  margin-bottom: 24px;
}
.tier ul { list-style: none; }
.tier li {
  padding: 8px 0; font-size: 15px; color: var(--text-secondary);
  border-bottom: 1px solid var(--divider);
}
.tier li:last-child { border-bottom: none; }
.tier li::before { content: "✓ "; color: var(--success); margin-right: 4px; }

/* Health disclaimer — important enough to be its own block */
.health-disclaimer {
  background: var(--bg); border-top: 1px solid var(--divider); padding: 48px 0;
}
.health-disclaimer p {
  max-width: 720px; margin: 0 auto;
  font-size: 14px; color: var(--text-secondary); line-height: 1.6;
}
.health-disclaimer strong { color: var(--text); }

/* Footer */
footer {
  background: var(--surface); border-top: 1px solid var(--divider); padding: 56px 0 32px;
  font-size: 14px; color: var(--text-secondary);
}
.footer-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px; margin-bottom: 32px;
}
.footer-grid p.logo { font-size: 17px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.footer-grid a { display: block; padding: 4px 0; color: var(--text-secondary); }
.copyright {
  border-top: 1px solid var(--divider); padding-top: 24px; text-align: center;
  font-size: 13px; color: var(--text-tertiary);
}

/* Legal page styles */
.legal {
  max-width: 720px; margin: 64px auto; padding: 0 24px;
}
.legal h1 { font-size: 36px; font-weight: 700; margin-bottom: 24px; }
.legal h2 { font-size: 22px; font-weight: 700; margin: 32px 0 16px; }
.legal p { margin-bottom: 16px; line-height: 1.7; color: var(--text-secondary); }
.legal a { color: var(--accent); }
.legal .meta { font-size: 13px; color: var(--text-tertiary); margin-bottom: 32px; }