:root {
  --sf-circuit-opacity: 0.12;
  --sf-circuit-z-index: 0;
  --sf-circuit-human: #f0d79b;
  --sf-circuit-ai: #88aeb9;
}

#sf-circuit-canvas {
  position: fixed;
  inset: 0;
  z-index: var(--sf-circuit-z-index);
  width: 100vw;
  height: 100vh;
  opacity: var(--sf-circuit-opacity);
  pointer-events: none;
  user-select: none;
  touch-action: none;
}

.sf-circuit-content-layer {
  position: relative;
  z-index: calc(var(--sf-circuit-z-index) + 1);
}

@media (prefers-reduced-motion: reduce) {
  #sf-circuit-canvas {
    opacity: min(var(--sf-circuit-opacity), 0.08);
  }
}