:root{--bg:#0a0a0f;--card:rgba(255,255,255,.06);--stroke:rgba(255,255,255,.08);--text:#f4f5f7;--muted:#9aa0aa;--accent:#40e09e}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"SF Pro Text","Inter",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
main{max-width:680px;margin:0 auto;padding:48px 16px 72px}
a{color:var(--accent)}
nav{display:flex;gap:20px;align-items:center;margin-bottom:48px;font-size:15px}
nav .brand{font-weight:700;color:var(--text);text-decoration:none;margin-right:auto;display:flex;gap:10px;align-items:center}
nav .brand img{width:28px;height:28px;border-radius:7px}
nav a{text-decoration:none}
h1{font-size:clamp(32px,7vw,48px);line-height:1.1;margin:0 0 16px;letter-spacing:-.02em}
h2{font-size:20px;margin:40px 0 8px}
p,li{color:var(--muted)}
strong{color:var(--text)}
.lede{font-size:19px}
.card{background:var(--card);border:1px solid var(--stroke);border-radius:22px;padding:20px 22px;margin:24px 0}
.tag{display:inline-block;font-size:13px;font-weight:600;padding:4px 10px;border-radius:999px;background:rgba(64,224,158,.14);color:var(--accent)}
ul{padding-left:20px}
footer{margin-top:56px;font-size:13px;color:var(--muted)}