/* Kieu chung cho cac TRANG TINH tren ten mien goc aptistrainer.net:
 *   /privacy      -> web/privacy.html
 *   /terms        -> web/terms.html
 *   /gioi-thieu   -> web/gioi-thieu.html
 *
 * Truoc day moi trang chep mot ban CSS y het nhau (56 dong, giong tung byte),
 * kem mot dong comment "giu dong bo voi privacy.html — sua mau o day thi sua
 * ca ben do". Gom ve mot file de khoi phai nho.
 *
 * Bien mau khai theo che do sang/toi. THEM TRANG TINH MOI thi chi can
 * <link rel="stylesheet" href="/static-page.css"> — dung chep lai CSS.
 * Test khoa: test/config/intro_page_consistency_test.dart
 */

:root {
  --bg: #ffffff;
  --surface: #f6f7f9;
  --text: #1a1c1e;
  --muted: #5c6066;
  --border: #dfe2e6;
  --accent: #1a73e8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181c;
    --surface: #1e2126;
    --text: #e6e8eb;
    --muted: #a2a8b0;
    --border: #2e3238;
    --accent: #7cb0f7;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 32px 20px 64px;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

main { max-width: 760px; margin: 0 auto; }

h1 { font-size: 28px; line-height: 1.3; margin: 0 0 8px; }

h2 {
  font-size: 20px;
  margin: 36px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.updated { color: var(--muted); font-size: 14px; margin: 0 0 28px; }

ul { padding-left: 22px; }

li { margin-bottom: 8px; }

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

.note {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 18px;
  margin: 16px 0;
}

footer {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}