:root{--accent:#1F8A70;--text:#1c1c1e;--muted:#6b6b70;--bg:#ffffff;--card:#f2f2f7}
@media (prefers-color-scheme:dark){:root{--accent:#3FBF9B;--text:#f2f2f7;--muted:#a1a1a6;--bg:#111113;--card:#1c1c1e}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font:17px/1.6 -apple-system,"Segoe UI",Roboto,Arial,sans-serif}
main{max-width:760px;margin:0 auto;padding:32px 16px 64px}header{display:flex;align-items:center;gap:12px;margin-bottom:24px}
header img{width:48px;height:48px;border-radius:12px}header a{color:inherit;text-decoration:none;font-weight:700;font-size:22px}
h1{font-size:30px;line-height:1.25;margin:8px 0 4px}h2{font-size:21px;margin:32px 0 8px}a{color:var(--accent)}
.muted{color:var(--muted)}.card{background:var(--card);border-radius:14px;padding:16px 20px;margin:16px 0}
nav.lang{margin:8px 0 24px}nav.lang a{margin-right:16px}hr{border:none;border-top:1px solid var(--card);margin:48px 0}
footer{margin-top:48px;color:var(--muted);font-size:14px}