.mermaid-static {
  max-width: 100%;
  margin: 1.5rem auto;
  text-align: center;
}

.mermaid-static img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

/* Legacy wrapper compatibility while posts migrate to static Mermaid. */
.mermaid-diagram {
  max-width: 100%;
  margin: 1.5rem auto;
}