.login-container{display:flex;justify-content:center;align-items:center;padding:20px}.login-card{width:100%;max-width:420px;background:#fff;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.1);box-sizing:border-box;padding:40px}.login-header{text-align:center;margin-bottom:30px}.login-header h2{color:#333;font-weight:600;margin:0}.tenant-selector{margin-bottom:20px}.tenant-selector .form-control{cursor:pointer;background-color:#fff}.tenant-selector .form-control:hover{background-color:#f8f9fa}.tenant-selector .input-group .btn{background-color:#f8f9fa;border-color:#ced4da}.tenant-selector .input-group .btn:hover{background-color:#e9ecef}.form-control{border-radius:8px;padding:12px 16px;font-size:14px;border:1px solid #ddd;transition:border-color .3s ease,box-shadow .3s ease}.form-control:focus{border-color:#007bff;box-shadow:0 0 0 .2rem rgba(0,123,255,.25)}.form-label{font-weight:500;color:#555;margin-bottom:8px}.form-check-input:checked{background-color:#007bff;border-color:#007bff}.btn-primary{background-color:#007bff;border-color:#007bff;border-radius:8px;padding:12px 24px;font-size:16px;font-weight:500;transition:background-color .3s ease,transform .2s ease}.btn-primary:hover{background-color:#0056b3;border-color:#0056b3;transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-outline-secondary{border-radius:8px}.alert{border-radius:8px;margin-top:15px}@media(max-width:576px){.login-card{padding:30px 20px}.login-header h2{font-size:24px}}