/**
 * canvas.css
 * ==========
 * Styling for the canvas region and its rendering layers.
 */

#MainCanvasViewport {
  flex: 1;
  position: relative;
  background-color: var(--color-bg);
  box-shadow: inset 0 0 10px rgba(0,0,0,0.02);
  user-select: none;
  touch-action: none;
  cursor: default;
}

#canvas-svg {
  display: block;
  user-select: none;
  pointer-events: auto;
}

/* Empty state styling */
#canvas-empty-state {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
  z-index: 5;
  transition: opacity 0.3s ease;
}

.hidden {
  display: none !important;
}