:root{--bg:#f7f7f8;--panel:#fff;--border:#ececed;--ink:#141416;--ink2:#6c6c72;--ink3:#a6a6ac;--link:#1f83f2}
@media (prefers-color-scheme:dark){:root{--bg:#0e0e10;--panel:#161618;--border:#242427;--ink:#f1f1f3;--ink2:#9b9ba2;--ink3:#5d5d64;--link:#4aa3ff}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 "Helvetica Neue",Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
main{max-width:720px;margin:0 auto;padding:48px 20px 80px}
a{color:var(--link);text-decoration:none}a:hover{opacity:.75}
.mark{display:inline-flex;align-items:flex-end;gap:2.6px;width:48px;height:48px;padding:7.7px;border-radius:10.5px;background:var(--ink)}
.mark span{flex:1;background:var(--bg);border-radius:3px}
.kicker{font:600 11px/1 ui-monospace,"JetBrains Mono",Menlo,monospace;letter-spacing:.16em;text-transform:uppercase;color:var(--ink3);margin:28px 0 10px}
h1{font-size:44px;line-height:1;letter-spacing:-.04em;margin:0 0 14px}
h2{font-size:22px;letter-spacing:-.02em;margin:36px 0 8px}
p,li{color:var(--ink2)}strong{color:var(--ink)}
.card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:18px 20px;margin:18px 0}
nav{display:flex;gap:16px;flex-wrap:wrap;margin-top:22px;font:600 12px/1 ui-monospace,Menlo,monospace;letter-spacing:.06em;text-transform:uppercase}
hr{border:0;border-top:1px solid var(--border);margin:48px 0}
footer{margin-top:56px;font:500 11px/1.6 ui-monospace,Menlo,monospace;color:var(--ink3)}