{"product":{"catalog_id":"78c74d2b-2324-4d2e-9a69-85d2c1da2d59","item_id":"a05fb1ef-d10c-47d4-a01b-0497ffd36fc6","title":"Essential Blue Shirt","description":"The Essential Blue Shirt is a long-sleeve button-up dress shirt from Etro, made in Italy from light, stretch cotton poplin in a pale sky blue. It features a straight fit, spread collar, curved hem, and tonal mother-of-pearl buttons. 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Hands partially visible at lower image edge with one hand resting near the thigh.","regions":[{"x":0.22,"y":0,"width":0.56,"height":0.18,"confidence":"high"},{"x":0.05,"y":0.78,"width":0.22,"height":0.22,"confidence":"high"},{"x":0.73,"y":0.75,"width":0.22,"height":0.24,"confidence":"high"}],"evidence_status":"direct"},{"key":"Lighting and shadow","kind":"feature","value":"Soft, even frontal lighting with mild shadowing along inner sleeves and under the collar, creating gentle depth without strong directional highlights.","regions":[],"evidence_status":"direct"}]},"colors":[{"name":"pale sky blue","part":"shirt body","regions":[{"x":0.2,"y":0.12,"width":0.6,"height":0.7,"confidence":"high"},{"x":0.07,"y":0.72,"width":0.18,"height":0.2,"confidence":"high"},{"x":0.75,"y":0.68,"width":0.18,"height":0.24,"confidence":"high"}],"subject":"product","description":"Uniform light pastel blue in a matte finish across the shirt body, collar, and 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