:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#18343d;background:#eef3f1}*{box-sizing:border-box}body{margin:0;min-height:100vh}.auth-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.auth-panel{width:min(460px,100%);background:#fff;border:1px solid #d9e3df;border-radius:12px;padding:40px;box-shadow:0 18px 48px #163b4614}.brand{display:flex;align-items:center;gap:12px;margin-bottom:44px}.brand .mark{width:40px;height:40px;display:grid;place-items:center;background:#163f4b;color:#fff;border-radius:8px;font-weight:700;font-size:22px}.brand strong{display:block;font-size:19px}.brand small{display:block;color:#819297;font-size:10px;letter-spacing:1.8px;margin-top:3px}.eyebrow{font-size:11px;letter-spacing:1.8px;color:#2d897f;margin:0 0 8px;font-weight:700}.auth-panel h1{font-size:30px;margin:0 0 10px}.intro{color:#667b80;line-height:1.7;margin:0 0 28px}form{display:grid;gap:17px}label{display:grid;gap:7px;color:#486168;font-size:13px;font-weight:600}select,input{font:inherit;border:1px solid #cbdad7;border-radius:7px;padding:12px;background:#fff;color:#17353d}select:focus,input:focus{outline:2px solid #a8d7cf;outline-offset:1px}.remember{display:flex;align-items:center;gap:8px;font-weight:400}.remember input{width:16px;height:16px;padding:0}button{border:0;border-radius:7px;padding:13px;background:#16766f;color:#fff;font-weight:700;font-size:15px;cursor:pointer}button:disabled{opacity:.6;cursor:wait}.error{color:#b1433b;min-height:20px;margin:0;font-size:13px}.hint{margin:25px 0 0;padding-top:18px;border-top:1px solid #e4ece9;color:#789096;font-size:12px;line-height:1.7}code{background:#edf4f2;border-radius:4px;padding:2px 4px}@media(max-width:520px){.auth-panel{padding:28px 22px}.brand{margin-bottom:34px}.auth-panel h1{font-size:26px}}