:root {
  color-scheme: light dark;
  --bg: #fbfbfd;
  --fg: #1d1d1f;
  --muted: #6e6e73;
  --card: #ffffff;
  --line: #e5e5ea;
  --accent: #b5651d;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --fg: #f5f5f7;
    --muted: #a1a1a6;
    --card: #1c1c1e;
    --line: #2c2c2e;
    --accent: #f0a35e;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--accent); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }
header.site { border-bottom: 1px solid var(--line); }
header.site .wrap, footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; justify-content: space-between; padding-top: 14px; padding-bottom: 14px; }
header.site a.home { color: var(--fg); font-weight: 600; text-decoration: none; }
nav a { color: var(--muted); text-decoration: none; margin-left: 16px; }
nav a:hover, nav a[aria-current] { color: var(--fg); }
main { padding: 48px 0 64px; }
h1 { font-size: clamp(2.4rem, 9vw, 4rem); line-height: 1.05; letter-spacing: -0.02em; margin: 0 0 12px; }
h2 { font-size: 1.5rem; letter-spacing: -0.01em; margin: 48px 0 12px; }
h3 { font-size: 1.1rem; margin: 0 0 6px; }
.lead { font-size: 1.35rem; color: var(--muted); margin: 0 0 8px; }
.hero { text-align: center; padding: 24px 0 16px; }
.grid { display: grid; gap: 16px; grid-template-columns: 1fr; margin-top: 40px; }
@media (min-width: 640px) { .grid { grid-template-columns: 1fr 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 18px; padding: 22px; }
.card p { margin: 0; color: var(--muted); }
.note { text-align: center; color: var(--muted); margin-top: 40px; }
.cams { list-style: none; padding: 0; margin: 0; }
.cams li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.cams li span { color: var(--muted); }
.doc p, .doc li { color: var(--fg); }
.doc .meta { color: var(--muted); }
footer { border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; }
footer a { color: var(--muted); }