*{box-sizing:border-box}body{margin:0;font-family:system-ui,"Microsoft YaHei",sans-serif;color:#18324e;background:#f3f7fc}a{color:#235ad8;text-decoration:none}.auth-layout{min-height:100vh;max-width:1140px;margin:auto;padding:60px 40px;display:grid;grid-template-columns:1.15fr 1fr;gap:85px;align-items:center}.auth-brand{display:flex;align-items:center;gap:12px;font-size:26px;font-weight:750;color:#18324e}.auth-eyebrow{margin-top:64px;color:#235ad8;font-weight:600}.auth-intro h1{font-size:46px;line-height:1.4;letter-spacing:-1px;margin:18px 0}.auth-intro>p{line-height:1.9}.auth-features{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.auth-features span{padding:9px 16px;background:#e7effd;border-radius:20px;font-size:14px}.auth-note{font-size:13px;color:#66798f;max-width:390px;margin-top:70px}.auth-card{background:white;padding:40px;border:1px solid #dce5f1;border-radius:24px;box-shadow:0 18px 60px #203b6910}.auth-card h2{font-size:27px;margin:0 0 8px}.auth-card>p{color:#63738b}.auth-card label{display:block;font-weight:600;font-size:14px;margin:23px 0 9px}.auth-card input{width:100%;font:inherit;padding:12px;border:1px solid #c5d1e1;border-radius:9px;min-height:46px}.auth-card input:focus{outline:3px solid #d7e5ff;border-color:#2563eb}.auth-card small{display:block;font-size:12px;color:#63738b;margin-top:8px;line-height:1.6}.auth-card button{width:100%;margin-top:28px;border:0;border-radius:10px;background:#2563eb;color:white;padding:14px;font:inherit;font-weight:650;cursor:pointer}.auth-card button:disabled{opacity:.6;cursor:wait}#authError{color:#ac2634;font-size:14px;line-height:1.6}.auth-switch{text-align:center;font-size:14px;margin-top:25px}.account-bar{display:flex;justify-content:flex-end;align-items:center;gap:14px;flex-wrap:wrap;background:#fff;border-bottom:1px solid #dce5f1;padding:8px 24px;color:#52677e;font:13px system-ui,"Microsoft YaHei",sans-serif}.account-bar button{border:1px solid #ced9e7;border-radius:6px;padding:5px 12px;background:#f5f8fc;color:#18324e;cursor:pointer}.account-bar a{color:#235ad8}@media(max-width:760px){.auth-layout{grid-template-columns:1fr;padding:28px 20px;gap:26px;max-width:480px}.auth-intro h1{font-size:30px}.auth-eyebrow{margin-top:26px}.auth-note,.auth-features{display:none}.auth-card{padding:28px}.account-bar{padding:8px 12px}}