:root{font-family:"Microsoft YaHei",system-ui,sans-serif;color:#252c30;background:#f7f8f9;letter-spacing:0}*{box-sizing:border-box}body{margin:0}header{padding:24px 32px;background:white;border-bottom:1px solid #dfe4e5;display:flex;gap:20px;align-items:center}header strong{font-size:22px;color:#174d3e}header span{font-size:14px;color:#5f6b71}main{max-width:400px;margin:100px auto 0;padding:0 24px}h1{font-size:25px;margin:0 0 32px}form{display:flex;flex-direction:column;gap:12px}label{font-size:14px;color:#52616a}input,button{font:inherit;height:46px;border-radius:4px}input{padding:10px 12px;border:1px solid #c9d2d7;width:100%}input:focus{outline:2px solid #599eb8}button{background:#25664f;color:white;border:0;margin-top:10px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}#message{color:#a03236;font-size:14px;line-height:1.8;overflow-wrap:anywhere}footer{max-width:400px;margin:60px auto;padding:0 24px;color:#7b858b;font-size:12px}@media(max-width:600px){header{padding:20px 16px;gap:12px;flex-wrap:wrap}main{margin-top:70px}}