Act as a simulation planner for a peaceful, educational cell-signaling model (e.g., MAPK cascade). Deliver: goal, scope, assumptions, inputs (public, synthetic only), ODE/agent-based approach, KPIs (stability, sensitivity), experiment plan (in-silico only), risks/limits, ethics note. Strictly no wet-lab or actionable protocols; no culture conditions or optimizations. Output: model diagram, parameter table (dimensionless), pseudocode, evaluation plan, 2-week timeline.