:root{--bg:#0b1119;--card:#182430;--line:#2b3d4f;--text:#e8f0f7;--muted:#93a7b8;--accent:#2dd4bf;--accent2:#38bdf8}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(180deg,#0b1119,#0f1720 40%);color:var(--text);
 font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;line-height:1.75}
a{color:var(--accent2);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:20;background:rgba(11,17,25,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{font-weight:800;font-size:17px;color:var(--text)}
.nav a{color:var(--muted);font-size:14px;margin-left:16px}
.nav a:hover{color:var(--text)}
.crumb{color:var(--muted);font-size:13px;margin:22px 0 6px}
article h1{font-size:32px;line-height:1.25;margin:6px 0 10px;font-weight:900}
.meta{color:var(--muted);font-size:13px;margin-bottom:22px}
article h2{font-size:23px;margin:30px 0 10px;font-weight:800}
article h3{font-size:19px;margin:22px 0 8px;font-weight:700}
article p{margin:0 0 16px}
article ul,article ol{margin:0 0 16px;padding-left:22px}
article li{margin-bottom:7px}
article img{max-width:100%;border-radius:12px;border:1px solid var(--line);margin:8px 0}
article blockquote{margin:18px 0;padding:12px 18px;border-left:3px solid var(--accent);background:var(--card);color:var(--muted);border-radius:0 10px 10px 0}
article code{background:var(--card);padding:2px 6px;border-radius:6px;font-size:14px}
.pill{display:inline-block;background:rgba(45,212,191,.13);color:var(--accent);border:1px solid rgba(45,212,191,.3);
 padding:3px 12px;border-radius:999px;font-size:12px;font-weight:700;margin-bottom:10px}
.cta{margin:34px 0;padding:26px 22px;border:1px solid var(--line);border-radius:18px;text-align:center;
 background:linear-gradient(135deg,rgba(45,212,191,.13),rgba(56,189,248,.10))}
.cta h3{margin:0 0 8px;font-size:20px}
.cta p{color:var(--muted);margin:0 0 16px}
.btn{display:inline-block;background:var(--accent);color:#04202a;font-weight:800;padding:13px 24px;border-radius:12px}
.btn:hover{text-decoration:none;filter:brightness(1.07)}
.related{margin:36px 0}
.related h3{font-size:18px;margin-bottom:12px}
.related ul{list-style:none;padding:0}
.related li{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:10px}
.related a{font-weight:700}
.related small{color:var(--muted);display:block;margin-top:3px}
.list a.card{display:block;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;margin-bottom:14px}
.list a.card:hover{border-color:var(--accent);text-decoration:none}
.list h2{font-size:19px;margin:0 0 6px;color:var(--text)}
.list p{margin:0;color:var(--muted);font-size:14px}
.hubgrid{display:grid;grid-template-columns:1fr;gap:12px;margin:20px 0}
@media(min-width:640px){.hubgrid{grid-template-columns:repeat(2,1fr)}}
.hubgrid a{display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}
.hubgrid a:hover{border-color:var(--accent);text-decoration:none}
.hubgrid b{color:var(--text);font-size:15px}
.hubgrid small{color:var(--muted);display:block;margin-top:4px;font-size:13px}
footer{border-top:1px solid var(--line);margin-top:50px;padding:26px 0;text-align:center;color:var(--muted);font-size:13px}