:root{font-family:system-ui,"Microsoft YaHei",sans-serif;color:#17352e;background:#f1f6f3}body{margin:0;padding:60px 20px}main{max-width:480px;margin:auto;background:white;border:1px solid #dbe6df;border-radius:20px;padding:36px;box-shadow:0 16px 60px #17352e0c}.tag{font-size:13px;color:#39745e}h1{font-size:28px;line-height:1.4}p{line-height:1.8;color:#5c7168}label{display:block;margin:26px 0 10px}input{box-sizing:border-box;width:100%;border:1px solid #bacfc3;border-radius:9px;padding:14px;font-size:16px}input:focus{outline:2px solid #4d8d73}button{margin-top:18px;width:100%;border:0;border-radius:9px;background:#24664e;color:white;font-size:16px;padding:14px;cursor:pointer}button:disabled{opacity:.5;cursor:wait}.hint{border-top:1px solid #e1e9e4;margin-top:26px;padding-top:24px;font-size:14px}.hint p{margin:8px 0}#status{min-height:24px;color:#9b4b2e}@media(max-width:520px){body{padding:28px 14px}main{padding:24px}}