{ "prompt_type": "universal_fruit_mesh_bag_product_shot", "variable": { "fruit": "[Fruit Name]" }, "core_instruction": "Create a photorealistic commercial studio product photograph using ONLY the fruit specified in the variable above. The fruit is the sole creative variable. Everything else must be generated automatically to complement that fruit while preserving the fixed visual system below. Do not introduce unrelated fruits or ingredients.", "fixed_visual_system": { "output": { "style": "photorealistic premium commercial product photography", "orientation": "vertical", "aspect_ratio": "3:4", "quality": "ultra realistic, crisp natural detail, professional food photography" }, "background": { "surface": "seamless warm white studio background", "appearance": "clean, minimal, slightly warm off-white", "shadows": "very soft natural contact and cast shadows" }, "main_object": { "object": "suspended produce mesh bag", "material": "thin translucent red-orange plastic mesh", "pattern": "small r…