/* Node-specific — breadcrumb, context, lateral navigation */

.node-context {
  margin-bottom: 48px;
}

.node-breadcrumb {
  font-family: var(--font-nav);
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.node-breadcrumb a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}
.node-breadcrumb a:hover { color: var(--text-bright); }
.node-breadcrumb .sep { margin: 0 8px; color: var(--border-lit); }

.node-summary {
  font-size: 17px;
  color: var(--text);
  font-style: italic;
  margin-top: 8px;
}

/* Lateral navigation */
.node-adjacent {
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.node-adjacent-label {
  font-family: var(--font-nav);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.adjacent-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.adjacent-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}
.adjacent-card:hover {
  background: var(--surface-raised);
  border-color: var(--border-lit);
}

.adjacent-title {
  display: block;
  font-family: var(--font-nav);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 6px;
}

.adjacent-desc {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.6;
}

.adjacent-card.border-diff { border-left: 3px solid var(--diff); }
.adjacent-card.border-conn { border-left: 3px solid var(--conn); }
.adjacent-card.border-bound { border-left: 3px solid var(--bound); }
.adjacent-card.border-arch { border-left: 3px solid var(--arch); }

@media (max-width: 840px) {
  .adjacent-grid { grid-template-columns: 1fr; }
}