:root{--bg:#fff;--fg:#17202a;--mut:#5b6673;--acc:#0f6b5c;--line:#e3e8ee;--card:#f6f9f8}
@media(prefers-color-scheme:dark){:root{--bg:#10161a;--fg:#e8eef2;--mut:#9aa8b4;--acc:#4fd1b5;--line:#25313a;--card:#161f25}}
*{box-sizing:border-box}body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
.w{max-width:760px;margin:0 auto;padding:0 20px}header{border-bottom:1px solid var(--line)}
header .w{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;flex-wrap:wrap;gap:8px}
.logo{font-weight:700;color:var(--fg);text-decoration:none}nav a{margin-left:16px;color:var(--mut);text-decoration:none}
a{color:var(--acc)}h1{font-size:2.1rem;line-height:1.2;margin:40px 0 12px}h2{margin-top:36px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px 20px;margin:16px 0}
.card h3{margin:0 0 6px}.tag{display:inline-block;font-size:.8rem;color:var(--mut);border:1px solid var(--line);border-radius:99px;padding:1px 10px}
footer{border-top:1px solid var(--line);margin-top:56px;padding:24px 0;color:var(--mut);font-size:.9rem}footer a{margin-right:14px}