:root{--ink:#111;--muted:#555;--accent:#1a73e8;--bg:#fff;--line:#e5e5e5}
*{box-sizing:border-box}body{margin:0;font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
header{background:#000;color:#fff;padding:20px 16px}header .w{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
header a{color:#fff;text-decoration:none;font-weight:700}header nav a{font-weight:400;margin-left:16px;color:#cfe0ff}
.w{max-width:820px;margin:0 auto;padding:0 16px}main{padding:32px 0 48px}h1{font-size:30px;line-height:1.2;margin:0 0 12px}
h2{font-size:20px;margin:32px 0 8px}p,li{color:#222}.lead{font-size:18px;color:var(--muted)}a{color:var(--accent)}
footer{border-top:1px solid var(--line);padding:20px 0;color:var(--muted);font-size:14px}