/* Loading overlay styles */
  #loadingOverlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(30, 34, 45, 0.75);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
  }
  #loadingOverlay .spinner-border {
    width: 3rem;
    height: 3rem;
    color: #fff;
    margin-bottom: 1rem;
  }
  #loadingOverlay .loading-text {
    color: #fff;
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.03em;
  }
  /* Toggle switch cursor */
  #topToggleSwitch {
    cursor: pointer;
  }