:root { --bg:#f3f2ee; --card:#fff; --ink:#141414; --muted:#6e6c66; --line:#dcd9d2; --brand:#c4161c; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#0e0e0d; --card:#161615; --ink:#ecebe6; --muted:#9b998f; --line:#2c2b28; --brand:#ff3b3b; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: inherit; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { border-bottom: 1px solid var(--line); }
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; text-decoration: none; }
.logo img { width: 24px; height: 24px; }
nav a { color: var(--muted); text-decoration: none; margin-left: 18px; font-size: 14px; }
nav a:hover { color: var(--ink); }
main { padding: 48px 0 64px; }
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
.lead { color: var(--muted); font-size: 18px; margin: 0 0 28px; }
.btn { display: inline-block; background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 6px; text-decoration: none; font-weight: 600; }
.note { color: var(--muted); font-size: 14px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 40px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px; }
.card b { display: block; margin-bottom: 4px; }
.card span { color: var(--muted); font-size: 14px; }
footer { border-top: 1px solid var(--line); padding: 20px 0; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); margin-right: 14px; }
footer span { color: var(--muted); }