:root{
  --bg:#0B0D10;--bg2:#0E1216;--surface:#14171B;--surface2:#1A1F24;--line:#262C33;
  --ink:#F5F6F7;--muted:#9BA3AC;--accent:#2FBECA;--accent2:#5BE0EA;--accent-ink:#04222A;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{width:100%;max-width:820px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:50;background:rgba(11,13,16,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;gap:20px;height:66px;max-width:1080px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.3px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand img{width:32px;height:32px;border-radius:9px}
.lang{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:7px 11px;font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.5px;margin-left:auto}
.lang:hover{color:var(--ink);border-color:#38424b;text-decoration:none}
main{padding:48px 0 72px}
h1{font-size:clamp(28px,4vw,40px);line-height:1.15;letter-spacing:-.8px;margin-bottom:10px}
.meta{color:var(--muted);font-size:14px;margin-bottom:34px}
h2{font-size:clamp(19px,2.4vw,23px);letter-spacing:-.3px;margin:38px 0 12px;padding-top:14px;border-top:1px solid var(--line)}
h3{font-size:16.5px;margin:22px 0 8px;color:var(--ink)}
p,li{color:#D7DBDF;font-size:15.5px}
p{margin:0 0 13px}
ul,ol{margin:0 0 15px 22px}
li{margin-bottom:7px}
strong{color:var(--ink)}
table{width:100%;border-collapse:collapse;margin:0 0 18px;font-size:14.5px}
th,td{text-align:left;padding:10px 12px;border:1px solid var(--line);vertical-align:top;color:#D7DBDF}
th{background:var(--surface);color:var(--ink);font-weight:700}
.note{background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:10px;padding:14px 16px;margin:0 0 20px}
.note p:last-child{margin-bottom:0}
.todo{background:rgba(255,186,60,.09);border:1px solid rgba(255,186,60,.45);border-radius:10px;padding:14px 16px;margin:0 0 22px}
.todo p:last-child{margin-bottom:0}
.todo strong{color:#FFBA3C}
.toc{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:0 0 30px}
.toc h4{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:10px}
.toc ol{margin:0 0 0 20px}
.toc li{margin-bottom:5px;font-size:14.5px}
footer{border-top:1px solid var(--line);padding:30px 0 50px;color:var(--muted);font-size:14px}
footer .wrap{max-width:1080px}
footer a{color:var(--muted)}
footer a:hover{color:var(--ink)}
.legalnav{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:14px}
@media(max-width:640px){
  main{padding:32px 0 56px}
  table{display:block;overflow-x:auto;white-space:nowrap}
}