/* Birdr — shared styles for static site (privacy, support, landing) */

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

:root {
  --sky: #EFF4F8;
  --cloud: #FFFFFF;
  --navy: #1A2A45;
  --blue: #3D8DD7;
  --blue-dark: #2A6FAE;
  --goldfinch: #F7C842;
  --muted: rgba(26, 42, 69, 0.6);
  --subtle: rgba(26, 42, 69, 0.08);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Helvetica, Arial, sans-serif;
  background: var(--sky);
  color: var(--navy);
  line-height: 1.6;
  font-size: 16px;
  padding: 24px 16px 80px;
}

main {
  max-width: 720px;
  margin: 0 auto;
  background: var(--cloud);
  padding: 40px 32px;
  border-radius: 16px;
  box-shadow: 0 4px 24px rgba(26, 42, 69, 0.06);
}

header {
  max-width: 720px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header .brand {
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.5px;
  color: var(--navy);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

header .brand::before {
  content: "🐦";
  font-size: 26px;
}

header nav { display: flex; gap: 18px; }

header nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}

header nav a:hover { color: var(--blue-dark); }

h1 {
  font-size: 32px;
  font-weight: 900;
  letter-spacing: -0.6px;
  margin-bottom: 6px;
}

h2 {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: -0.3px;
  margin: 32px 0 12px;
  border-top: 1px solid var(--subtle);
  padding-top: 24px;
}

h2:first-of-type { border-top: none; padding-top: 0; }

h3 {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.1px;
  margin: 20px 0 8px;
}

p, li { margin-bottom: 10px; }

ul, ol { padding-left: 22px; margin-bottom: 14px; }

li::marker { color: var(--blue); }

a {
  color: var(--blue-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}

a:hover { color: var(--blue); }

strong, b { font-weight: 800; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
  font-size: 14px;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--subtle);
}

th { background: var(--sky); font-weight: 800; }

code {
  background: var(--sky);
  color: var(--navy);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: "SF Mono", Menlo, Monaco, monospace;
  font-size: 13px;
}

pre {
  background: var(--navy);
  color: var(--cloud);
  padding: 16px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 16px 0;
  font-size: 13px;
  line-height: 1.5;
}

pre code { background: none; color: inherit; padding: 0; }

.eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--blue-dark);
  margin-bottom: 6px;
}

.subtitle {
  color: var(--muted);
  font-size: 15px;
  margin-bottom: 32px;
}

footer {
  max-width: 720px;
  margin: 24px auto 0;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

footer a { color: var(--muted); }

@media (max-width: 540px) {
  body { padding: 16px 8px 40px; }
  main { padding: 24px 18px; border-radius: 12px; }
  header { margin-bottom: 16px; }
  header nav { gap: 12px; }
  header nav a { font-size: 13px; }
  h1 { font-size: 26px; }
  h2 { font-size: 19px; }
}