Audit cross-unit consistency for progressive complexity, terminological coherence, and sequential logic across multiple editorial units. Trigger on: auditoria consistencia, cross-unit audit, contradicciones terminologicas, progresion complejidad, coherencia editorial. Detects terminology contradictions, validates Bloom/Marzano progression curves, and classifies inconsistencies by severity. Essential for multi-unit textbook coherence and Gate G3 compliance.