:root {
  color-scheme: light dark;
}

.diagram-page {
  width: min(95vw, 1400px);
}

.diagram-card {
  padding: 0.9rem 1rem 1rem;
}

.diagram-status {
  margin: 0 0 0.65rem;
  color: #cbd5e1;
}

.diagram-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.65rem;
}

.diagram-meta button {
  border: 1px solid #4b5563;
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
  border-radius: 6px;
  padding: 0.25rem 0.55rem;
  font: inherit;
  cursor: pointer;
}

.diagram-meta button.is-active {
  border-color: #60a5fa;
  background: rgba(96, 165, 250, 0.2);
}

#zoom-label {
  font-weight: 700;
  min-width: 3ch;
}

.diagram-wrap {
  border: 1px solid #334155;
  border-radius: 8px;
  background: #0b1220;
  overflow: auto;
  max-height: 76vh;
  padding: 0.55rem;
}

#diagram-canvas {
  transform-origin: top left;
}

#diagram-canvas svg {
  display: block;
  max-width: none;
  width: auto !important;
  height: auto !important;
}

#diagram-image-pane {
  transform-origin: top left;
}

#diagram-image {
  display: block;
  max-width: none;
  width: auto;
  height: auto;
}

.viewer-pane[hidden] {
  display: none;
}

.diagram-source {
  margin-top: 0.7rem;
}

.diagram-source pre {
  margin: 0.45rem 0 0;
  border: 1px solid #334155;
  border-radius: 8px;
  background: #0f172a;
  color: #dbeafe;
  padding: 0.7rem 0.8rem;
  max-height: 20vh;
  overflow: auto;
  font-family: Consolas, "Courier New", monospace;
  font-size: 12px;
  line-height: 1.15;
  white-space: pre;
}