:root{font-family:"Microsoft YaHei",system-ui,sans-serif;color:#16324a;background:#edf4fa}body{margin:0}main{max-width:750px;margin:8vh auto;background:#fff;padding:40px;border:1px solid #dce7ef;border-radius:14px}a{color:#087c9a}h1{margin:24px 0 12px}p{line-height:1.7;color:#527087}form{display:grid;gap:12px;margin:28px 0}input{padding:12px;border:1px solid #9bb2c4;border-radius:6px;font:inherit}button{padding:11px 18px;background:#087e9e;border:0;border-radius:6px;color:white;font:inherit;cursor:pointer}button:disabled{opacity:.5;cursor:wait}.actions{display:flex;gap:12px;flex-wrap:wrap;margin:20px 0}dl{display:grid;grid-template-columns:130px 1fr;gap:12px}dt{color:#5b768b}dd{margin:0;overflow-wrap:anywhere}.hint{font-size:13px;border-top:1px solid #e1eaf1;padding-top:18px}#message{color:#a34d00}@media(max-width:600px){main{margin:12px;padding:24px}dl{grid-template-columns:100px 1fr}}