html,body,#root{height:100%}body{margin:0;background:#f3f4f6;font-family:Inter,system-ui,Segoe UI,Roboto,Helvetica Neue,Arial}.login-container{display:flex;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.login-box{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 4px 6px #0000001a;width:100%;max-width:400px}.login-box h1{margin:0 0 .5rem;color:#333;font-size:1.5rem;text-align:center}.login-box h2{margin:0 0 1.5rem;color:#666;font-size:1.2rem;text-align:center}.error-message{background:#fee;border:1px solid #fcc;color:#c33;padding:.75rem;border-radius:4px;margin-bottom:1rem}.form-group{margin-bottom:1rem}.form-group label{display:block;margin-bottom:.5rem;color:#333;font-weight:500}.form-group input{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:4px;font-size:1rem;box-sizing:border-box}.form-group input:focus{outline:none;border-color:#667eea}.form-group input:disabled{background-color:#f5f5f5;cursor:not-allowed}button[type=submit]{width:100%;padding:.75rem;background:#667eea;color:#fff;border:none;border-radius:4px;font-size:1rem;cursor:pointer;font-weight:500;transition:background .3s}button[type=submit]:hover:not(:disabled){background:#5568d3}button[type=submit]:disabled{background:#ccc;cursor:not-allowed}