:root{
  --bg:#fdfefe; --ink:#0b1522; --ink2:#33414f; --mut:#71808f;
  --teal:#10b981; --deep:#0e7490; --line:rgba(11,21,34,.09);
  --grad:linear-gradient(115deg,#3ae0ad,#10b981 46%,#0e7490);
}
*{box-sizing:border-box;margin:0}
body{background:var(--bg);color:var(--ink);line-height:1.75;
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC",sans-serif;
  -webkit-font-smoothing:antialiased}
.wrap{max-width:760px;margin:0 auto;padding:64px 24px 96px}
.nav{display:flex;align-items:center;gap:10px;margin-bottom:40px}
.nav img{width:30px;height:30px;border-radius:8px;box-shadow:0 1px 3px rgba(11,21,34,.12)}
.nav b{font-size:18px;font-weight:800;letter-spacing:-.02em}
.nav a{margin-left:auto;color:var(--deep);font-weight:600;font-size:14px;text-decoration:none}
h1{font-size:clamp(28px,5vw,40px);font-weight:850;letter-spacing:-.03em;line-height:1.1}
.g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.upd{color:var(--mut);font-size:13.5px;margin-top:10px}
h2{font-size:19px;font-weight:750;letter-spacing:-.01em;margin:38px 0 10px;padding-top:8px}
p{color:var(--ink2);font-size:15.5px;margin:10px 0}
ul{color:var(--ink2);font-size:15.5px;margin:10px 0;padding-left:22px}
li{margin:6px 0}
strong{color:var(--ink);font-weight:650}
a{color:var(--deep)}
.card{border:1px solid var(--line);border-radius:14px;padding:18px 20px;margin:16px 0;background:#fff;box-shadow:0 1px 3px rgba(11,21,34,.04)}
.foot{margin-top:56px;padding-top:24px;border-top:1px solid var(--line);color:var(--mut);font-size:13px}
code{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:13.5px;background:rgba(11,21,34,.05);padding:2px 6px;border-radius:5px}