:root{--ink:#2C3E50;--ink-2:#1f2a37;--bg:#0b1020;--muted:#6b7280;--card:#ffffff;--ring:rgba(44,62,80,0.12);}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6;color:#0b1020;background:#f8fafc}
.container{max-width:1120px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eef2f7;z-index:10}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand img{width:28px;height:28px}.brand span{font-weight:700;letter-spacing:.3px}
.btn{display:inline-block;border:1px solid var(--ink);padding:10px 14px;border-radius:12px;text-decoration:none;color:var(--ink);box-shadow:0 1px 0 var(--ring)}
.btn:hover{transform:translateY(-1px)}
.hero{padding:80px 0;background:linear-gradient(180deg,#f7f9fc,transparent)}
.hero h1{font-size:40px;line-height:1.15;color:var(--ink);margin:0 0 8px}
.hero p{color:#4b5563;margin:0 0 24px;max-width:720px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px}
.card{background:var(--card);border:1px solid #e5e7eb;border-radius:16px;padding:18px;text-decoration:none;color:inherit;display:block;box-shadow:0 1px 0 var(--ring)}
.card h3{margin:4px 0 6px 0;font-size:20px;color:var(--ink)}.card p{margin:0;color:#4b5563}
.footer{margin-top:56px;border-top:1px solid #eef2f7;color:#6b7280}
.footer .inner{padding:28px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.badge{display:inline-flex;align-items:center;gap:6px;background:#eef2f7;color:#334155;padding:6px 10px;border-radius:999px;font-size:12px}
.section{max-width:900px;margin:32px auto;padding:0 20px}
.legal{max-width:860px;margin:40px auto;padding:0 16px}.legal h1,.legal h2{line-height:1.25;color:var(--ink)}
.legal small{color:#6b7280}.legal ul{padding-left:22px}
.notice{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;border-radius:12px;padding:12px 14px;margin:12px 0}