:root {
  --bg: #0d0d0c; --surface: #1a1a17; --border: #3d3a30;
  --text: #f3efe4; --muted: #b5ae9d; --accent: #ff6b12;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body {
  font: 18px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  padding: 0 16px 64px;
}
header {
  max-width: 720px; margin: 0 auto; padding: 24px 0 16px;
  border-bottom: 3px solid var(--accent);
  display: flex; align-items: center; gap: 14px;
}
header img { width: 48px; height: 48px; border-radius: 11px; }
header a { color: var(--text); text-decoration: none; font-weight: 900; font-size: 24px; letter-spacing: .06em; text-transform: uppercase; }
nav { max-width: 720px; margin: 12px auto 0; display: flex; gap: 20px; flex-wrap: wrap; }
nav a { color: var(--muted); font-weight: 700; }
nav a[aria-current="page"] { color: var(--accent); }
main { max-width: 720px; margin: 0 auto; }
h1 { font-size: 34px; line-height: 1.15; margin: 32px 0 8px; }
h2 { font-size: 22px; margin: 32px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); font-size: 15px; }
a { color: var(--accent); }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 4px 20px; margin: 16px 0; }
dt { font-weight: 800; margin-top: 20px; }
dd { margin: 6px 0 0; }
ol, ul { padding-left: 22px; }
footer { max-width: 720px; margin: 48px auto 0; color: var(--muted); font-size: 14px; }