:root { --bg: #ffffff; --fg: #1a1a1a; --muted: #5c5c5c; --rule: #e4e4e4; --link: #c4134f; --card: #f6f6f6; --brand: #E5195E; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #121212; --fg: #ececec; --muted: #a8a8a8; --rule: #2c2c2c; --link: #ff7a9c; --card: #1c1c1c; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 48px; }
header.site { max-width: 760px; margin: 0 auto; padding: 16px; display: flex; align-items: center; gap: 10px; }
header.site a.home { display: flex; align-items: center; gap: 10px; color: var(--fg); text-decoration: none; font-weight: 800; font-size: 1.2rem; }
header.site img { width: 32px; height: 32px; }
footer.site { max-width: 760px; margin: 0 auto; padding: 24px 16px 40px; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.9rem; display: flex; flex-wrap: wrap; gap: 8px 20px; }
h1 { font-size: 1.9rem; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 1.2rem; margin: 32px 0 8px; }
a { color: var(--link); }
footer.site a { color: var(--muted); }
ul, ol { padding-left: 1.2em; }
li { margin: 4px 0; }
.lead { font-size: 1.15rem; color: var(--muted); margin: 0 0 24px; }
.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 96px; height: 96px; }
.btn { display: inline-block; background: var(--brand); color: #fff; text-decoration: none; font-weight: 700; padding: 12px 22px; border-radius: 999px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin: 24px 0; }
.card { background: var(--card); border-radius: 14px; padding: 16px; }
.card h3 { margin: 0 0 4px; font-size: 1rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.note { background: var(--card); border-left: 4px solid var(--brand); border-radius: 8px; padding: 12px 16px; }