/* Notebook 3D viewers (scripts/docs_notebooks.py): a framed, full-width box. */
iframe.ada-viewer {
  display: block;
  margin: 0.5em 0 1.5em;
  border: 1px solid var(--md-default-fg-color--lightest) !important;
  border-radius: 4px;
  background: var(--md-default-bg-color);
}

/* Sidebar: make the top-level section names (Features, Primitives, …) read as group labels
   rather than as one more page link, and tie each section's pages to it with a rule.
   Desktop layout only; on small screens sections are drill-down levels and keep the theme look. */
@media screen and (min-width: 76.25em) {
  .md-nav--primary > .md-nav__list > .md-nav__item--section {
    margin-top: 1.4em;
  }

  .md-nav--primary > .md-nav__list > .md-nav__item--section > .md-nav__link {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--md-accent-fg-color);
    opacity: 1;
  }

  .md-nav--primary > .md-nav__list > .md-nav__item--section > .md-nav > .md-nav__list {
    margin-left: 0.2rem;
    padding-left: 0.6rem;
    border-left: 2px solid var(--md-default-fg-color--lightest);
  }
}

/* Interactive Mermaid diagrams (_static/diagrams.js). */
.md-typeset .ada-diagram {
  position: relative;
  margin: 1em 0 1.5em;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 6px;
  padding: 0.4rem 0.6rem 0.6rem;
}

.ada-diagram__bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.6rem;
  min-height: 1.6rem;
  opacity: 0;
  transition: opacity 0.15s;
}

.ada-diagram:hover .ada-diagram__bar,
.ada-diagram:focus-within .ada-diagram__bar {
  opacity: 1;
}

@media (hover: none) {
  .ada-diagram__bar {
    opacity: 1;
  }
}

.ada-diagram__hint,
.ada-diagram-dialog__hint {
  font-size: 0.6rem;
  color: var(--md-default-fg-color--light);
}

.ada-diagram__enlarge,
.ada-diagram-dialog__bar button {
  cursor: pointer;
  font: inherit;
  font-size: 0.65rem;
  padding: 0.15rem 0.55rem;
  border-radius: 4px;
  border: 1px solid var(--md-default-fg-color--lighter);
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
}

.ada-diagram__enlarge:hover,
.ada-diagram-dialog__bar button:hover {
  border-color: var(--md-accent-fg-color);
  color: var(--md-accent-fg-color);
}

.ada-diagram__figure {
  cursor: zoom-in;
  overflow-x: auto;
  text-align: center;
}

.ada-diagram__figure svg {
  height: auto;
}

.ada-diagram__error {
  text-align: left;
  color: var(--md-code-hl-special-color, #e55);
}

/* Connection tracing: everything not related to the hovered box fades out. */
svg g.node,
svg g.cluster,
svg .flowchart-link,
svg .edgeLabel,
svg path.relation {
  transition: opacity 0.12s;
}

svg g.node {
  cursor: pointer;
}

svg.ada-tracing g.node:not(.ada-hl),
svg.ada-tracing .flowchart-link:not(.ada-hl),
svg.ada-tracing path.relation:not(.ada-hl),
svg.ada-tracing .edgeLabel:not(.ada-hl) {
  opacity: 0.12;
}

svg.ada-tracing .flowchart-link.ada-hl,
svg.ada-tracing path.relation.ada-hl {
  stroke: var(--md-accent-fg-color) !important;
  stroke-width: 2.5px !important;
}

svg.ada-tracing g.node.ada-hl rect,
svg.ada-tracing g.node.ada-hl polygon,
svg.ada-tracing g.node.ada-hl path,
svg.ada-tracing g.node.ada-hl circle {
  stroke: var(--md-accent-fg-color) !important;
}

/* Boxes that link somewhere (`click … href` in the source): underlined label, accent outline. */
svg a g.node .nodeLabel,
svg a g.node text {
  text-decoration: underline;
  text-underline-offset: 2px;
}

svg a:hover g.node rect,
svg a:hover g.node polygon,
svg a:hover g.node path {
  stroke: var(--md-accent-fg-color) !important;
}

/* Clusters fade a little too while tracing, so the traced path stands out. */
svg.ada-tracing g.cluster {
  opacity: 0.55;
}

/* Full-screen view. */
.ada-diagram-dialog {
  width: 96vw;
  height: 94vh;
  max-width: none;
  max-height: none;
  padding: 0;
  border: 1px solid var(--md-default-fg-color--lighter);
  border-radius: 8px;
  background: var(--md-default-bg-color);
  color: var(--md-default-fg-color);
  overflow: hidden;
}

.ada-diagram-dialog::backdrop {
  background: rgba(0, 0, 0, 0.55);
}

.ada-diagram-dialog[open] {
  display: flex;
  flex-direction: column;
}

.ada-diagram-dialog__bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.6rem;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

.ada-diagram-dialog__hint {
  margin-right: auto;
}

.ada-diagram-dialog__viewport {
  position: relative;
  flex: 1;
  overflow: hidden;
  cursor: grab;
  touch-action: none;
}

.ada-diagram-dialog__viewport:active {
  cursor: grabbing;
}

.ada-diagram-dialog__canvas {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: 0 0;
}