:root{color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;background:#0a0a0a;color:#ededed;font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
.wrap{max-width:720px;margin:0 auto;padding:48px 22px 96px}
header{display:flex;align-items:center;gap:10px;margin-bottom:40px}
.mark{width:30px;height:30px;border-radius:8px;background:#d81f2a;display:flex;align-items:center;justify-content:center;font-size:15px}
.brand{font-weight:800;font-size:20px;letter-spacing:-.01em}
h1{font-size:30px;line-height:1.2;letter-spacing:-.02em;margin:0 0 8px}
h2{font-size:19px;margin:36px 0 10px;letter-spacing:-.01em}
.eff{color:#8b8b8b;font-size:14px;margin:0 0 28px}
p,li{color:#cfcfcf}
a{color:#ff5a63}
ul{padding-left:20px}
li{margin:6px 0}
.card{background:#141414;border:1px solid #262626;border-radius:12px;padding:18px 20px;margin:22px 0}
nav{margin-top:56px;padding-top:22px;border-top:1px solid #242424;font-size:14px}
nav a{margin-right:18px}
footer{margin-top:14px;color:#6e6e6e;font-size:13px}
code{background:#1b1b1b;padding:2px 6px;border-radius:5px;font-size:14px}