.mermaid,
.md-content img:not(a img) {
  cursor: zoom-in;
}

.figure-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
  cursor: zoom-out;
}

.figure-overlay__bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  padding: 0.4rem 1rem;
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

.figure-overlay__bar button {
  padding: 0 0.3rem;
  font-size: 1.4rem;
  line-height: 1;
  color: inherit;
  cursor: pointer;
  background: none;
  border: 0;
}

.figure-overlay__bar button:hover {
  color: var(--md-accent-fg-color);
}

.figure-overlay__stage {
  display: flex;
  flex: 1;
  padding: 1rem;
  overflow: auto;
  overscroll-behavior: contain;
}

/* Auto margins centre the figure when it fits and let the stage scroll
   when it does not, which flex centring would clip. */
.figure-overlay .mermaid,
.figure-overlay img {
  flex: none;
  max-width: none;
  margin: auto;
  cursor: zoom-out;
}