:root{font-family:system-ui,"Microsoft YaHei",sans-serif;color:#153c52;background:#edf4f8}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(ellipse at top,#d7eaf7,transparent 65%),#edf4f8}.login-card{width:min(100%,420px);background:white;border:1px solid #d2e3ef;border-radius:20px;padding:38px;box-shadow:0 18px 55px #123e5912}.brand{display:grid;place-items:center;width:56px;height:56px;background:#0789c5;color:white;border-radius:13px;font-size:21px;font-weight:800}.eyebrow{margin:24px 0 7px;color:#64879e;font-size:13px;letter-spacing:2px}h1{margin:0;font-size:27px}.intro{color:#6c8b9e;font-size:14px;margin-bottom:28px}label{display:block;margin:18px 0 8px;font-size:14px;font-weight:600}input{width:100%;height:46px;border:1px solid #c3d9e8;border-radius:9px;padding:0 13px;font:inherit;color:inherit;outline:none}input:focus{border-color:#008bc6;box-shadow:0 0 0 3px #008bc61a}button{width:100%;height:46px;border:0;border-radius:9px;background:#0789c5;color:white;font:inherit;font-weight:600;cursor:pointer}button:disabled{opacity:.6;cursor:wait}#loginMessage{min-height:20px;font-size:13px;color:#c23b36;margin:14px 0}