:root{font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;color:#182b42;background:#edf2f7;font-size:16px}*{box-sizing:border-box}body{min-height:100vh;margin:0;display:grid;place-items:center;padding:24px}.login-card{width:100%;max-width:410px;padding:38px;background:#fff;border:1px solid #dce4ee;border-radius:18px;box-shadow:0 14px 40px #16324f10}.brand{color:#23706b;font-size:15px;font-weight:700;letter-spacing:.06em}h1{margin:20px 0 9px;font-size:28px;font-weight:650}.intro{margin:0 0 28px;color:#667589;font-size:14px;line-height:1.6}form{display:grid;gap:10px}label{font-size:14px;font-weight:600}input:not([type=checkbox]){width:100%;min-height:46px;padding:11px 12px;border:1px solid #b9c6d6;border-radius:8px;font:inherit;margin-bottom:9px;background:#fff;color:#182b42}input:focus{outline:2px solid #70b8b1;outline-offset:2px}.remember{display:flex;align-items:center;gap:8px;font-weight:400;color:#53647a;margin:3px 0}.remember input{width:16px;height:16px;accent-color:#23706b}button{min-height:46px;border:0;border-radius:8px;background:#23706b;color:#fff;font:inherit;font-weight:600;cursor:pointer}button:disabled{opacity:.65;cursor:wait}button:focus-visible{outline:3px solid #70b8b1;outline-offset:3px}#login-error{min-height:20px;margin:3px 0;font-size:14px;color:#b83737;line-height:1.5}@media(max-width:480px){body{padding:16px}.login-card{padding:28px 24px;box-shadow:none}}