{
  "scenario_id": "CNF-010",
  "name": "subagents_unavailable_sequential_fallback",
  "description": "Host environment does not support subagent concurrency. Director falls back to sequential execution of local Skills with zero contract alterations.",
  "runtime_mode": "sequential_fallback",
  "skills_sequence": [
    "creative-strategy",
    "brand-intelligence",
    "taste-engine",
    "composition-director",
    "typography-director",
    "prompt-compiler",
    "visual-qa"
  ],
  "expected_outcome": {
    "all_nodes_executed": true,
    "contracts_preserved": true
  }
}