{"L1_core": {"domain": "specification", "metric": "CRI", "category": "color_quality"}, "L3_technical": {"cri_value": 95, "standards": ["CIE_13.3", "IES_TM-30", "TLCI"], "r9_typical": "excellent", "ies_rf_equivalent": 93}, "L2_specification": {"type": "color_rendering_index", "value": 95, "applications": ["photography", "film", "art", "color_critical"], "quality_tier": "premium"}}