:root{font-family:"Microsoft YaHei",Arial,sans-serif;color:#202124;background:#f4f5f7}*{box-sizing:border-box}body{margin:0;min-height:100vh}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-panel{width:min(420px,100%);background:#fff;border:1px solid #e3e5e8;border-radius:8px;padding:34px 36px;box-shadow:0 16px 42px rgba(29,34,43,.09)}.brand{display:block;width:238px;max-width:100%;height:auto;margin:0 0 30px}.heading{margin-bottom:24px}.heading h1{margin:0 0 8px;font-size:24px;line-height:1.35;font-weight:650;letter-spacing:0}.heading p{margin:0;color:#6b7078;font-size:14px}form{display:grid;gap:18px}label{display:grid;gap:7px;font-size:14px;color:#34383e}input{width:100%;height:42px;border:1px solid #cfd3d8;border-radius:4px;padding:0 12px;font:inherit;outline:none;background:#fff}input:focus{border-color:#ec6f20;box-shadow:0 0 0 3px rgba(236,111,32,.13)}button{height:42px;border:0;border-radius:4px;background:#ec6f20;color:#fff;font:600 15px inherit;cursor:pointer}button:hover{background:#d85f15}button:disabled{cursor:wait;opacity:.7}.message{min-height:20px;margin:0;color:#b42318;font-size:13px}.message.success{color:#16794f}@media(max-width:520px){.login-shell{padding:16px}.login-panel{padding:28px 22px}.brand{width:210px}}