:root{--bg:#fbfbf9;--fg:#1b1d21;--muted:#5d636e;--line:#e3e3de;--accent:#1f6f5c;--card:#fff;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#121417;--fg:#e9eaec;--muted:#a0a6b0;--line:#2a2e34;--accent:#6fd0b5;--card:#181b1f;color-scheme:dark}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header{border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;flex-wrap:wrap}
.logo{font-weight:700;font-size:1.15rem;color:var(--fg);text-decoration:none;letter-spacing:-.01em}
.logo span{color:var(--accent)}
nav{display:flex;gap:18px;font-size:.95rem}
nav a{color:var(--muted);text-decoration:none}
nav a:hover,nav a[aria-current]{color:var(--fg)}
main{padding:48px 0 64px}
h1{font-size:2rem;line-height:1.2;letter-spacing:-.02em;margin:0 0 12px}
h2{font-size:1.2rem;margin:40px 0 8px}
h3{font-size:1rem;margin:24px 0 4px}
p,ul{margin:0 0 14px}
ul{padding-left:22px}
li{margin-bottom:6px}
a{color:var(--accent)}
.lead{font-size:1.15rem;color:var(--muted);margin-bottom:32px}
.meta{color:var(--muted);font-size:.9rem;margin-bottom:28px}
.cards{display:grid;gap:14px;margin:16px 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.card h3{margin:0 0 4px}
.card p{margin:0 0 8px;color:var(--muted)}
.links{display:flex;flex-wrap:wrap;gap:6px 16px;font-size:.95rem}
footer{border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;padding-top:20px;padding-bottom:28px}
footer a{color:var(--muted)}
@media (max-width:480px){h1{font-size:1.6rem}main{padding:32px 0 48px}}