:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#20392f;background:#f4f6f3}*{box-sizing:border-box}body{min-height:100vh;margin:0;display:grid;place-items:center;padding:20px}main{width:min(100%,400px);padding:36px;background:#fff;border:1px solid #e3e9e1;border-radius:14px;box-shadow:0 16px 50px #20392f12}.brand{font-size:27px;font-weight:800;color:#17794f}h1{font-size:24px;margin:32px 0 8px}p{font-size:13px;color:#79857e;line-height:1.7}label{display:block;margin:28px 0 8px;font-size:13px}input{width:100%;padding:12px;border:1px solid #dce4da;border-radius:8px;font:inherit}input:focus{outline:2px solid #acccad;outline-offset:1px}button{width:100%;margin-top:12px;padding:12px;border:0;border-radius:8px;background:#17794f;color:#fff;font:inherit;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:wait}#error{min-height:18px;color:#ad513e}