.diagram-zoomable {
  cursor: zoom-in;
}

#diagram-zoom-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

#diagram-zoom-overlay.is-visible {
  display: flex;
}

.diagram-zoom-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.8);
}

.diagram-zoom-container {
  position: relative;
  width: min(94vw, 1400px);
  height: min(90vh, 900px);
  background: #0b0f17;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
}

.diagram-zoom-image {
  max-width: none;
  max-height: none;
  width: auto;
  height: auto;
  user-select: none;
  touch-action: none;
  cursor: grab;
  transform-origin: 0 0;
}

.diagram-zoom-image.is-panning {
  cursor: grabbing;
}

.diagram-zoom-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

.diagram-zoom-close:hover {
  background: rgba(255, 255, 255, 0.28);
}

body.diagram-zoom-open {
  overflow: hidden;
}