/*
  Mermaid readability improvements:
  - Make diagrams scrollable when wide
  - Click-to-open lightbox for full-size viewing
*/

.mermaid {
  max-width: 100%;
  overflow: auto;
  cursor: zoom-in;
}

.mermaid svg {
  height: auto;
  max-width: 100%;
}

/* Lightbox overlay */
.mermaid-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.65);
  display: none;
}

.mermaid-lightbox.is-open {
  display: block;
}

.mermaid-lightbox__dialog {
  position: absolute;
  inset: 4vh 3vw;
  background: #fff;
  border-radius: 4px;
  overflow: auto;
  padding: 16px;
}

.mermaid-lightbox__content {
  /* Keep the diagram centered-ish while still allowing scroll */
  min-width: max-content;
}

.mermaid-lightbox__content svg {
  display: block;
  height: auto;
}

.mermaid-lightbox__hint {
  position: absolute;
  top: 10px;
  right: 14px;
  font-size: 12px;
  opacity: 0.7;
}

body.mermaid-lightbox-open {
  overflow: hidden;
}