/* Ferrofluid Background Styles */
#ferrofluid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  opacity: 0.85;
}

#ferrofluid-bg canvas {
  display: block;
  width: 100%;
  height: 100%;
  pointer-events: auto; /* Enable mouse interaction */
}