.cursor-custom {
    position: fixed;
    width: 20px;
    height: 20px;
    background: rgba(0, 170, 255, 0.8);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    box-shadow: 0 0 15px rgba(0, 170, 255, 0.8),
                0 0 25px rgba(0, 170, 255, 0.6),
                0 0 35px rgba(0, 170, 255, 0.4);
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease;
    animation: pulse 1.5s infinite ease-in-out;
  }
  
  @keyframes pulse {
    0% {
      box-shadow: 0 0 10px rgba(0, 170, 255, 0.7),
                  0 0 20px rgba(0, 170, 255, 0.5),
                  0 0 30px rgba(0, 170, 255, 0.3);
    }
    50% {
      box-shadow: 0 0 25px rgba(0, 170, 255, 1),
                  0 0 40px rgba(0, 170, 255, 0.7),
                  0 0 60px rgba(0, 170, 255, 0.5);
    }
    100% {
      box-shadow: 0 0 10px rgba(0, 170, 255, 0.7),
                  0 0 20px rgba(0, 170, 255, 0.5),
                  0 0 30px rgba(0, 170, 255, 0.3);
    }
  }