:root{--bg:#f6f3fb;--card:#fff;--ink:#2b2740;--soft:#655f7d;--accent:#6c5fc7;--line:#e6e0f2}
@media (prefers-color-scheme:dark){:root{--bg:#17151f;--card:#211e2c;--ink:#efecf8;--soft:#aaa4c0;--accent:#b3a8ff;--line:#34304a}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.65 ui-rounded,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;-webkit-text-size-adjust:100%}
header,main,footer{max-width:720px;margin:0 auto;padding:0 20px}
header{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:baseline;justify-content:space-between;padding-top:28px}
header a.brand{font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
nav{display:flex;gap:18px;flex-wrap:wrap}
a{color:var(--accent)}
nav a{text-decoration:none;font-size:15px}
main{background:var(--card);border:1px solid var(--line);border-radius:24px;margin-top:24px;padding:28px 24px 36px}
h1{font-size:30px;line-height:1.2;margin:0 0 6px}
h2{font-size:20px;margin:34px 0 8px}
h3{font-size:17px;margin:22px 0 4px}
p,ul{margin:10px 0}
ul{padding-left:22px}
.meta{color:var(--soft);font-size:15px}
.lead{font-size:19px;color:var(--soft)}
.cards{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));margin-top:24px}
.cards a{display:block;padding:16px;border:1px solid var(--line);border-radius:16px;text-decoration:none;font-weight:600}
footer{padding:22px 20px 48px;color:var(--soft);font-size:14px}
@media (max-width:480px){main{margin:20px 12px 0;padding:22px 18px 28px;border-radius:20px}h1{font-size:26px}}