:root{--bg:#101112;--card:#181a1f;--border:rgba(255,255,255,0.09);--text:#f4f1ea;--muted:#7f8794;--muted2:#adb5c2;--amber:#eeb24a;--r:8px;}
*{box-sizing:border-box;margin:0;padding:0;}
body{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh;}
.page-header{min-height:66px;padding:0 max(20px,calc((100vw - 720px)/2));display:flex;align-items:center;justify-content:space-between;gap:24px;background:#0b0d0e;border-bottom:1px solid var(--border);}
.brand{font-size:17px;font-weight:800;color:var(--amber);text-decoration:none;}
.page-header nav{display:flex;gap:18px;font-size:13px;}
.page-header nav a{color:var(--muted2);}
.wrap{max-width:760px;margin:0 auto;padding:48px 20px 80px;}
h1{font-size:28px;font-weight:750;color:var(--amber);margin-bottom:8px;}
.sub{font-size:13px;color:var(--muted);margin-bottom:32px;}
h2{font-size:16px;font-weight:700;color:var(--text);margin:28px 0 10px;}
p,li{font-size:14px;color:var(--muted2);line-height:1.8;margin-bottom:8px;overflow-wrap:anywhere;}
ul{padding-left:20px;}
a{color:var(--amber);}
.back{display:inline-block;margin-top:32px;font-size:13px;color:var(--amber);text-decoration:none;}
@media(max-width:540px){
  .page-header{padding:16px 14px;}
  .wrap{padding:36px 16px 64px;}
}