Primary LLM: 'card-present $890, nominal — approve.' ⚠ TBV flagged.

Primary LLM: 'Device fp match, geo consistent (SF), behavioral nominal — approve.'

Primary LLM: 'routine card-present $89 grocery, known merchant.'

Primary LLM: 'behavioral fingerprint within baseline, session signals normal.'

Primary LLM: 'IMPOSSIBLE GEO — SF login 14:02, NYC purchase 14:41 same day.'

Primary LLM: 'anomaly 2.3σ from baseline, no single red flag.'