:root{
  --bg:#0B1626;--panel:#122440;--ink:#F4F7F2;--text:#DCE6EF;--muted:#9FB2C8;--line:rgba(244,247,242,.12);--gold:#FFC94A;--sky:#5BB8E8;
  color-scheme:dark;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#0B1626;--panel:#122440}}
:root[data-theme="dark"]{--bg:#0B1626;--panel:#122440}
*,*::before,*::after{box-sizing:border-box}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-text-size-adjust:100%}
a{color:var(--sky)}
a:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:2px}
.top{border-bottom:1px solid var(--line);background:linear-gradient(180deg,#10233E,var(--bg))}
.top div{max-width:760px;margin:0 auto;padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand{color:var(--ink);font-weight:800;font-size:20px;letter-spacing:.02em;text-transform:uppercase;text-decoration:none}
.brand span{color:var(--gold)}
.langs{display:flex;gap:14px;font-size:14px}
main{max-width:760px;margin:0 auto;padding:8px 16px 48px}
h1{color:var(--ink);font-size:30px;line-height:1.15;margin:28px 0 4px}
h2{color:var(--ink);font-size:20px;line-height:1.3;margin:30px 0 6px}
h3{color:var(--ink);font-size:17px;margin:22px 0 4px}
.upd{color:var(--muted);font-size:14px;margin:0 0 18px}
.box{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:8px;padding:12px 16px;margin:16px 0}
.box ul{margin:4px 0;padding-left:20px}
section+section{margin-top:56px;padding-top:8px;border-top:1px solid var(--line)}
li{margin:4px 0}
dl{margin:8px 0}dt{color:var(--ink);font-weight:700;margin-top:10px}dd{margin:0}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.foot div{max-width:760px;margin:0 auto;padding:18px 16px 28px;display:flex;flex-wrap:wrap;gap:8px 18px}
.foot span{flex-basis:100%}