:root{--bg:#FFF8EF;--ink:#2B2F6B;--soft:#6B6F9B;--accent:#FF8A3D;--card:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#1C1E3A;--ink:#F3F4FF;--soft:#B8BBE0;--card:#272A4D}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 ui-rounded,-apple-system,"SF Pro Rounded",system-ui,sans-serif}
main{max-width:720px;margin:0 auto;padding:24px 16px 64px}nav{display:flex;gap:18px;align-items:center;margin-bottom:24px}
nav a{color:var(--soft);text-decoration:none;font-weight:600}nav a.brand{color:var(--ink);font-weight:800;font-size:20px;margin-right:auto;display:flex;gap:10px;align-items:center}
nav img{width:36px;height:36px;border-radius:9px}h1{font-size:34px;line-height:1.2;margin:8px 0 12px}h2{font-size:22px;margin-top:32px}
a{color:var(--accent)}.muted{color:var(--soft)}.card{background:var(--card);border-radius:20px;padding:20px;margin:16px 0}
.hero{text-align:center}.hero img{width:220px;max-width:60%}ul{padding-left:22px}