Collage Publicitaire pour Sac à Dos Minimaliste

{
  "type": "four-panel lifestyle product ad collage",
  "subject": {
    "primary product": "[minimalist black backpack]",
    "product details": "structured rectangular tech backpack, matte fabric, clean front panel, top zipper, padded shoulder straps, subtle small logo tag near lower front corner",
    "human model": "young adult man with light skin and messy blond hair, face intentionally obscured, wearing [cream oversized sweatshirt], light beige pants, and dark wristwatch"
  },
  "layout": {
    "grid": "2x2 collage with thin white dividers",
    "panel count": 4,
    "panels": [
      {
        "position": "top-left",
        "scene": "modern architectural courtyard outside glass office building",
        "composition": "full-body walking shot of male model carrying [minimalist black backpack] over one shoulder, one hand in pocket, bright natural sunlight, soft editorial shadows, greenery and reflective glass background"
      },
      {
        "position": "top-right",
        "scene": "minimal modern office interior beside tall windows",
        "composition": "medium shot of male model standing behind desk and placing a slim laptop into the open [minimalist black backpack]",
        "objects": [
          "[minimalist black backpack]",
          "closed laptop",
          "two stacked books",
          "open notebook",
          "black desk lamp",
          "flat tablet"
        ],
        "branding": "small rounded white badge in top-right corner with text \"[Pollo AI]\" and below it \"[GPT Image 2]\""
      },
      {
        "position": "bottom-left",
        "scene": "sunlit workspace with glass walls and outdoor greenery",
        "composition": "medium seated shot of male model writing in notebook at wooden desk next to open laptop, backpack resting on table to the right",
        "objects": [
          "open laptop",
          "desk lamp",
          "notebook",
          "stack of two books",
          "[minimalist black backpack]"
        ]
      },
      {
        "position": "bottom-right",
        "scene": "clean studio product shot on light gray background",
        "composition": "isolated three-quarter view of [minimalist black backpack] standing upright, straps visible, soft cast shadow, premium commercial lighting"
      }
    ]
  },
  "style": {
    "look": "premium ecommerce campaign, minimalist startup advertising",
    "lighting": "soft natural daylight in lifestyle panels, balanced even studio lighting in isolated product panel",
    "color palette": "neutral beige, cream, [black], gray, muted green",
    "camera": "photorealistic, shallow depth of field in lifestyle shots, crisp product focus"
  }
}