/* ============================================================
   canvas.css — workspace shell, canvas viewport, layers, marquee
   ============================================================ */

#workspace {
  flex: 1;
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

#canvasViewport {
  flex: 1;
  position: relative;
  overflow: hidden;
  background-color: var(--bg-canvas);
  background-image: radial-gradient(rgba(139, 92, 246, 0.18) 1px, transparent 1px);
  background-size: 26px 26px;
  cursor: grab;
}
#canvasViewport.panning {
  cursor: grabbing;
}

#canvasWorld {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  transform-origin: 0 0;
}

#connectionsLayer {
  position: absolute;
  overflow: visible;
  pointer-events: none;
}
#nodesLayer {
  position: absolute;
  top: 0;
  left: 0;
}

.marquee-box {
  position: absolute;
  border: 1px solid var(--accent);
  background: rgba(139, 92, 246, 0.12);
  pointer-events: none;
  z-index: 30;
}