@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:wght@400;500;600;700;800&display=swap');
:root{--indigo:#4f46e5;--sky:#0ea5e9;--ink:#0f172a;--slate:#475569;--muted:#64748b;--line:#e5e9f2;--bg2:#f6f8fd}
*{box-sizing:border-box}
body{margin:0;font-family:'Be Vietnam Pro',system-ui,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);line-height:1.7;background:#fff}
a{color:var(--indigo);text-decoration:none}
a:hover{text-decoration:underline}
.lh{background:linear-gradient(160deg,#312e81,#1d4ed8);color:#fff;padding:26px 0}
.lwrap{max-width:820px;margin:0 auto;padding:0 20px}
.lbrand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:#fff}
.lbrand img{width:34px;height:34px;border-radius:9px}
.lbrand a{color:#fff}
.lh .back{color:#c7d2fe;font-size:14px;margin-top:8px;display:inline-block}
.lh .back:hover{color:#fff}
main{max-width:820px;margin:0 auto;padding:40px 20px 60px}
main h1{font-size:30px;font-weight:800;letter-spacing:-.4px;margin:0 0 6px}
main .upd{color:var(--muted);font-size:14px;margin-bottom:28px}
main h2{font-size:20px;font-weight:700;margin:30px 0 10px;color:var(--ink)}
main p,main li{color:var(--slate);font-size:15.5px}
main ul{padding-left:20px}
main li{margin-bottom:6px}
.lfoot{border-top:1px solid var(--line);background:var(--bg2);color:var(--muted);font-size:13px}
.lfoot .lwrap{padding:22px 20px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:560px){main h1{font-size:24px}.lfoot .lwrap{flex-direction:column}}