/* Transparent selector overlay: dimming, thin gray guides, monospace tags. */
app {
  width: 100%; height: 100%; background-color: transparent;
  color: #e6edf3; font-family: monospace; font-size: 1rem;
}
stack.scene { width: 100%; height: 100%; }
box.dim { background-color: rgba(0, 0, 0, 0.5); }
box.edge { background-color: #4fd1a5; }
box.grid { background-color: #808080; }
box.tag {
  display: flex; flex-direction: row; justify-content: center; align-items: center;
  box-sizing: border-box; padding: 0.25em 0.625em; overflow: hidden;
  background-color: rgba(13, 16, 20, 0.92); color: #e6edf3;
  font-family: monospace; font-size: 1rem; text-align: center;
}