/* L7-specific styles on top of shared/custom.css. */

/* Bayes-net graph SVG. */
.reveal .bn-graph { display: block; margin: 0.3em auto; max-width: 100%; max-height: 400px; }
.reveal .bn-graph .bn-node circle,
.reveal .bn-graph .bn-node ellipse {
  fill: #fff;
  stroke: #111827;
  stroke-width: 2;
}
.reveal .bn-graph .bn-node.observed circle,
.reveal .bn-graph .bn-node.observed ellipse {
  fill: #d1d5db;
  stroke: #374151;
}
.reveal .bn-graph .bn-node text {
  font-size: 13px;
  font-weight: 600;
  text-anchor: middle;
  dominant-baseline: middle;
  fill: #111827;
}
.reveal .bn-graph .bn-edge {
  stroke: #4b5563;
  stroke-width: 1.8;
  fill: none;
}
.reveal .bn-graph .bn-edge.thick {
  stroke-width: 2.6;
}

/* CPT compact listing (Holmes BN slide). */
.reveal .cpt-list {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.7em;
  line-height: 1.5;
}
.reveal .cpt-list .cpt-block {
  margin-bottom: 0.5em;
  padding: 0.3em 0.5em;
  background: #f9fafb;
  border-left: 3px solid #1d4ed8;
}
.reveal .cpt-list .cpt-var {
  color: #1d4ed8;
  font-weight: 700;
  margin-right: 0.5em;
}

/* 3-up structures row (slide 14). */
.reveal .structures-row {
  display: flex;
  gap: 1em;
  justify-content: center;
  margin: 0.5em 0;
}
.reveal .structures-row .structure-card {
  flex: 1;
  text-align: center;
  padding: 0.7em 0.5em;
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-top: 4px solid #1d4ed8;
  border-radius: 6px;
}
.reveal .structures-row .structure-card h3 {
  font-size: 0.85em;
  color: #1d4ed8;
  margin: 0 0 0.3em 0;
}
.reveal .structures-row .structure-card p {
  font-size: 0.72em;
  color: #6b7280;
  margin: 0.3em 0 0;
  line-height: 1.4;
}
.reveal .structures-row .structure-card svg {
  max-width: 100%;
  max-height: 100px;
  width: auto;
  height: auto;
}

/* Mini-DAG row for compact-rep quiz pack. */
.reveal .mini-dag-row {
  display: flex;
  gap: 0.8em;
  justify-content: center;
  margin-top: 0.3em;
}
.reveal .mini-dag-row .mini-dag {
  flex: 1;
  text-align: center;
}
.reveal .mini-dag-row .mini-dag svg {
  max-height: 70px;
  width: auto;
}

/* Car-diagnosis image. */
.reveal img.bn-img {
  max-width: 100%;
  max-height: 320px;
  width: auto;
  height: auto;
  border: 1px solid #e5e7eb;
  border-radius: 4px;
}

/* Highlight surprise box (explaining-away v-structure slide). */
.reveal .surprise-box {
  margin: 0.4em auto;
  padding: 0.5em 0.9em;
  background: #fef3c7;
  border-left: 4px solid #d97706;
  font-size: 0.85em;
  text-align: left;
  max-width: 92%;
}
.reveal .surprise-box strong { color: #92400e; }