.hsa-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  width: 100vw;
  height: 100vh;
}

.hsa-canvas {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: optimizeQuality;
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .hsa-layer { display: none !important; }
}