/* ── Hero image ── */
.hero-image {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

/* ── TikZ / SVG figure styling ── */
.quarto-figure {
  margin: 1.5rem 0;
}

.quarto-figure svg {
  display: block;
  margin: 0 auto;
}

.quarto-figure-center > figure > p {
  text-align: center;
}

figcaption {
  font-size: 0.88rem;
  color: var(--bs-secondary-color, #6c757d);
  text-align: center;
  margin-top: 0.5rem;
  font-style: italic;
}

/* ── Series badge ── */
.series-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  margin-bottom: 0.5rem;
  background: rgba(139, 157, 175, 0.15);
  color: inherit;
}

/* ── Post subtitle styling ── */
.quarto-title .quarto-title-subtitle {
  font-style: italic;
  opacity: 0.85;
}

/* ── Tabset panel styling ── */
.panel-tabset .nav-link {
  font-family: "Palatino Linotype", "Palatino", serif;
  font-size: 0.9rem;
}

/* ── Morandi keyword highlighting ── */
.kw-slate { color: #6B7D8F; font-weight: 600; }
.kw-terra { color: #C2856E; font-weight: 600; }
.kw-sage  { color: #7C8F68; font-weight: 600; }
.kw-mauve { color: #9A87A0; font-weight: 600; }

/* ── Mermaid diagram sizing & pan-zoom ── */
.cell-output-display {
  overflow: visible;
}
.cell[data-engine="mermaid"] .cell-output-display,
.cell-output-display:has(svg[id^="mermaid-"]) {
  overflow: auto;
  max-width: 100%;
}
.cell[data-engine="mermaid"] svg,
.cell-output-display svg[id^="mermaid-"],
.quarto-figure .mermaid svg {
  max-width: 100%;
  min-height: 300px;
  border: 1px solid var(--bs-border-color, #dee2e6);
  border-radius: 6px;
  cursor: grab;
  background: var(--bs-body-bg, #fff);
  padding: 0.5rem;
}

/* ── Mermaid node styling ── */
.cell[data-engine="mermaid"] .node rect,
.cell[data-engine="mermaid"] .node polygon,
.cell[data-engine="mermaid"] .node circle,
.cell-output-display .node rect,
.cell-output-display .node polygon,
.cell-output-display .node circle {
  rx: 6px !important;
  ry: 6px !important;
  filter: drop-shadow(1px 2px 3px rgba(0,0,0,0.08));
}

/* Prevent text clipping inside nodes */
.cell-output-display foreignObject,
.cell[data-engine="mermaid"] foreignObject {
  overflow: visible !important;
}
.cell-output-display .nodeLabel,
.cell-output-display .edgeLabel,
.cell-output-display .cluster-label span {
  overflow: visible !important;
}

/* ── Edge label background matches page (covers the arrow line) ── */
.cell-output-display .edgeLabel rect,
.cell[data-engine="mermaid"] .edgeLabel rect,
.mermaid .edgeLabel rect {
  fill: var(--bs-body-bg, #FAF8F5) !important;
  stroke: none !important;
}
.cell-output-display .edgeLabel span,
.cell-output-display .edgeLabel p,
.cell-output-display .edgeLabel div,
.cell[data-engine="mermaid"] .edgeLabel span,
.cell[data-engine="mermaid"] .edgeLabel div,
.mermaid .edgeLabel span,
.mermaid .edgeLabel div {
  background: var(--bs-body-bg, #FAF8F5) !important;
  background-color: var(--bs-body-bg, #FAF8F5) !important;
}

/* ── Mermaid thicker arrows and lines ── */
.cell[data-engine="mermaid"] .flowchart-link,
.cell[data-engine="mermaid"] .edge-pattern-solid,
.cell[data-engine="mermaid"] .path,
.mermaid .flowchart-link,
.mermaid .edge-pattern-solid,
.mermaid .path {
  stroke-width: 2px !important;
}
.cell[data-engine="mermaid"] .edge-pattern-dotted,
.mermaid .edge-pattern-dotted {
  stroke-width: 2px !important;
}
.cell[data-engine="mermaid"] marker path,
.mermaid marker path {
  stroke-width: 1px !important;
}

/* ── Smooth theme toggle transition ── */
body {
  transition: background-color 0.3s ease, color 0.3s ease;
}