 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 30px;
    box-shadow: 0 4px 8px rgba(57, 7, 150, 0.1); /* Theme color shadow */
  }

  .signup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(57, 7, 150, 0.15); /* Theme color shadow */
    background: linear-gradient(to right, #2d067a, #5a1680); /* Darker theme color gradient */
  }

  .is-invalid {
    border-color: #dc3545 !important;
  }

  .invalid-feedback 