:root{--bg:#ffffff;--fg:#0f1a18;--muted:#52605d;--line:#e3e9e7;--primary:#0b7f6c;--card:#f6f9f8}
@media (prefers-color-scheme:dark){:root{--bg:#0b1110;--fg:#e8efed;--muted:#9aa9a5;--line:#1f2a28;--primary:#34d1ae;--card:#111a18}}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--fg);font:16px/1.6 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;min-height:100vh;display:flex;flex-direction:column}
a{color:var(--primary)}
.wrap{width:100%;max-width:760px;margin:0 auto;padding:0 20px}
header{padding:28px 0}
.logo img{height:40px;width:auto;display:block}
.logo .dark{display:none}
@media (prefers-color-scheme:dark){.logo .light{display:none}.logo .dark{display:block}}
main{flex:1;padding:24px 0 56px}
.badge{display:inline-block;font-size:13px;font-weight:600;color:var(--primary);border:1px solid var(--line);border-radius:999px;padding:4px 12px;margin-bottom:16px}
h1{font-size:clamp(28px,5vw,40px);line-height:1.2;margin:0 0 16px}
h2{font-size:20px;margin:32px 0 8px}
p,li{color:var(--muted)}
.lead{font-size:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px 22px;margin-top:28px}
.card h2{margin-top:0}
footer{border-top:1px solid var(--line);padding:20px 0;font-size:14px;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}
footer nav{display:flex;gap:16px;flex-wrap:wrap}