/* Default: show light variant (covers light, rust, and pre-JS/no-class fallback) */
.tikz-figure .tikz-dark {
  display: none;
}

/* Dark mdBook themes */
html.coal .tikz-figure .tikz-light,
html.navy .tikz-figure .tikz-light,
html.ayu .tikz-figure .tikz-light {
  display: none;
}

html.coal .tikz-figure .tikz-dark,
html.navy .tikz-figure .tikz-dark,
html.ayu .tikz-figure .tikz-dark {
  display: block;
}

.abstract-metadata {
  text-align: center;
  margin: 1.5em auto 2.5em;
}

.abstract-metadata p {
  margin: 0.35em 0;
}

.abstract-thesis-title {
  font-size: 1.2em;
  font-weight: 600;
  margin-bottom: 1em !important;
}

/* Sidebar: mdBook uses <strong> for chapter/section numbers and clones
   .heading-number spans for the “On this page” subsection list (toc.js). */
mdbook-sidebar-scrollbox a strong[aria-hidden="true"],
mdbook-sidebar-scrollbox a .heading-number,
.sidebar-scrollbox a strong[aria-hidden="true"],
.sidebar-scrollbox a .heading-number {
  font-weight: 700 !important;
}

/* Main content: same size/color as heading text; space + dot only. */
.content a.header .heading-number,
#mdbook-content a.header .heading-number {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  margin-inline-end: 0.5em;
  font-variant-numeric: tabular-nums;
}