:root{font-family:system-ui,"Microsoft YaHei",sans-serif;color:#18283c;background:#f4f6fc}*{box-sizing:border-box}body{margin:0;padding:64px 24px}main{max-width:660px;margin:auto;background:white;padding:44px;border:1px solid #e1e7f5;border-radius:20px}.label{color:#5547ef;font-weight:700}h1{font-size:30px;margin-top:20px}h2{font-size:18px}p{line-height:1.8;color:#5d6b80}section{border-top:1px solid #e8ecf5;margin-top:32px;padding-top:16px}nav{display:flex;flex-wrap:wrap;gap:12px}a{padding:12px 18px;border:1px solid #dce2f3;border-radius:10px;text-decoration:none;color:#4837d7}.note{font-size:13px;margin-top:32px}@media(max-width:480px){body{padding:24px 14px}main{padding:26px}h1{font-size:25px}}