/* Archi-exported SVG diagrams have a transparent canvas; black connector lines
   and serves/realises labels wash out on the slate (dark) theme. Give content
   SVGs a light card so the relationships stay legible and the ArchiMate layer
   colours keep their meaning. Survives diagram re-export. */
[data-md-color-scheme="slate"] .md-typeset img[src$=".svg"] {
  background: #fcfcfb;
  padding: 0.75rem;
  border-radius: 6px;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.35);
}