:root{--ground:#f2ede3;--ink:#15233f;--muted:#4a5568;--bolt:#ffb020;--line:#e2dccf;--card:#fbf8f2}
@media (prefers-color-scheme:dark){:root{--ground:#10182b;--ink:#eef1f6;--muted:#aab3c3;--line:#26314a;--card:#16203a}}
*{box-sizing:border-box}
body{margin:0;background:var(--ground);color:var(--ink);font:17px/1.6 "Segoe UI",system-ui,-apple-system,Roboto,sans-serif;padding-inline:16px}
main{max-width:720px;margin:0 auto;padding-block:40px 64px}
header{display:flex;align-items:center;gap:14px;margin-bottom:28px}
header img{width:56px;height:56px;border-radius:14px}
header a{color:inherit;text-decoration:none;font-weight:700;font-size:20px}
h1{font-size:34px;line-height:1.15;margin:0 0 12px;text-wrap:balance}
h2{font-size:21px;margin:32px 0 8px}
p,li{color:var(--muted)} strong{color:var(--ink)}
a{color:var(--ink)}
.cta{display:inline-block;margin-top:16px;padding:12px 20px;border-radius:10px;background:var(--ink);color:var(--ground);text-decoration:none;font-weight:600}
.note{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px}
footer{margin-top:48px;font-size:14px;color:var(--muted);border-top:1px solid var(--line);padding-top:16px}