通用 JSON 模板，适用于编辑产品广告

{
  "project": "Nano Banana - Universal Product Editorial Ad",
  "version": "1.1",

  "input_requirements": {
    "reference_product_image": {
      "upload_required": true,
      "usage": "extract visual characteristics, color palette, possible target user, and implied purpose"
    },
    "branding_elements": {
      "allowed": false,
      "description": "no visible logos, trademarks, or brand names in the generated result"
    }
  },

  "image_specification": {
    "meta": {
      "clean_generation": true,
      "distraction_free": true
    }
  },

  "creative_directive": {
    "freedom_level": "full_creative_imagination",
    "Nano_Banana_role": "interpret product essence to design the rest of the scene",
    "editorial_intent": "produce a visually compelling advertisement based solely on the product reference"
  },

  "scene_generation": {
    "environment": {
      "type": "indoor_or_outdoor",
      "chosen_by": "best_use_case_for_product",
      "lighting": {
        "selection_method": "depends_on_product_use_case",
        "goal": [
          "enhance product visibility",
          "create a clean editorial mood",
          "support emotional impact"
        ]
      }
    },

    "subject_character": {
      "identity": "derived_from_product_reference",
      "gender": "male_or_female",
      "attributes_selection": [
        "style_inspired_by_product_color_palette",
        "personality_inferred_from_product_category",
        "age_and_vibe_matching_intended_audience"
      ],
      "pose": "chosen_by_creative_engine",
      "interaction_with_product": "natural and meaningful"
    },

    "product_presentation": {
      "visibility": "clear",
      "placement": "hero_position",
      "integration": "harmonized with entire composition"
    }
  },

  "ad_copy": {
    "text": {
      "placement": "editorial_style_overlay",
      "tone": "clean, modern, descriptive",
      "content": "short metaphorical line describing the product’s essence and purpose without naming a brand"
    }
  },

  "render_style": {
    "aesthetic": "editorial_magazine_ad",
    "resolution": "high_detail",
    "color_grading": "optimized_based_on_product_visuals",
    "medium": "photorealistic"
  }
}