:root {
  --bg: #f7f8fa;
  --card: #ffffff;
  --text: #1c2230;
  --muted: #5b6475;
  --accent: #e8590c;
  --line: #e3e6eb;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b;
    --card: #1a1f27;
    --text: #e8ebf0;
    --muted: #9aa3b2;
    --accent: #ff8a3d;
    --line: #2a313c;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
header, main, footer { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; justify-content: space-between; padding-top: 28px; padding-bottom: 8px; }
.brand { font-weight: 700; font-size: 1.25rem; color: var(--text); text-decoration: none; }
.brand span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; }
nav a:hover, nav a[aria-current] { color: var(--accent); }
h1 { font-size: 1.9rem; line-height: 1.25; margin: 32px 0 8px; }
h2 { font-size: 1.15rem; margin: 28px 0 6px; }
p, li { color: var(--text); }
.lead { color: var(--muted); font-size: 1.08rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px 22px; margin: 22px 0; }
.card h2 { margin-top: 0; }
ul { padding-left: 20px; }
a { color: var(--accent); }
.updated { color: var(--muted); font-size: .9rem; }
footer { color: var(--muted); font-size: .9rem; padding-top: 24px; padding-bottom: 40px; border-top: 1px solid var(--line); margin-top: 40px; }
@media (max-width: 520px) {
  header { flex-direction: column; align-items: flex-start; gap: 6px; }
  nav a { margin: 0 16px 0 0; }
  h1 { font-size: 1.55rem; }
}

.card h3 { font-size: 1.02rem; margin: 22px 0 6px; }
#privacy { scroll-margin-top: 16px; }