/* Conceptual line illustrations share the investigation cards' visual language. */
.research-illustration{height:100%;padding:18px 10px;background:var(--dark);color:var(--accent);display:grid;place-items:center}
.research-illustration svg{display:block;width:100%;height:100%;opacity:.9;transition:transform .4s}
.simulation-card[data-group=synthetic-observations] .research-illustration{color:#9cc9de}
.simulation-card[data-group=execution] .research-illustration{color:#c4b3e8}
.simulation-card[data-group=scenario-comparison] .research-illustration{color:#dfb67f}
.simulation-card:hover .research-illustration svg{transform:scale(1.035)}
@media(prefers-reduced-motion:reduce){.research-illustration svg{transition:none}.simulation-card:hover .research-illustration svg{transform:none}}