Scenario scenario.json: 3 nodes, 2 links, 1 population.
Run, seed 1: not finished by t_max; 118 of 120 agents safe.
Monte Carlo, 5 runs, seed 1: q 0.5 > t_max, q 0.95 > t_max; 4 incomplete.
Wrote scenario_results/: summary.json, agents.csv, link_flow.csv, occupancy.csv, runs.csv
