:root{--navy:#0d263d;--ink:#101828;--mute:#5b6b7b;--gold:#f6b414;--line:#e4e9ef}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif;color:var(--ink);background:#fff;line-height:1.6}
.wrap{max-width:760px;margin:0 auto;padding:20px 20px 60px}
header{display:flex;align-items:center;justify-content:space-between;padding:12px 0 24px;border-bottom:1px solid var(--line);margin-bottom:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;text-decoration:none;color:inherit}.brand img{width:30px;height:30px;border-radius:8px}
h1{font-size:30px;margin:0 0 4px;letter-spacing:-.02em}.sub{color:var(--mute)}h2{font-size:19px;margin:28px 0 8px}p,li{font-size:15.5px}
a{color:var(--navy)}.box{background:#f3f6f9;border-radius:12px;padding:14px 16px;margin:14px 0}
footer{margin-top:40px;padding-top:16px;border-top:1px solid var(--line);color:var(--mute);font-size:14px}