Split-Screen Product Ad Poster

{
  "type": "Split-screen e-commerce advertising poster",
  "style": "High-end, photorealistic retail marketing graphics, high contrast, sophisticated commercial lighting, clean and eye-catching typography, modern direct-response advertising design.",
  "canvas": {
    "aspect_ratio": "4:3",
    "background": "Black border, rounded corners poster design"
  },
  "layout": {
    "orientation": "Vertical split screen",
    "sections": [
      {
        "title": "Product advertisement on the left",
        "position": "left half",
        "count": 1,
        "product": "backpack",
        "headline_lines_count": 2,
        "cta_count": 1,
        "footer_count": 1
      },
      {
        "title": "Product advertisement on the right",
        "position": "right half",
        "count": 1,
        "product": "smartwatch",
        "headline_lines_count": 2,
        "cta_count": 1,
        "footer_count": 1
      }
    ],
    "divider": "Centered hard dividing line"
  },
  "text": {
    "left": {
      "eyebrow": "{argument name=\"left eyebrow text\" default=\"City\"}",
      "headline": "{argument name=\"left headline text\" default=\"Ready to go\"}",
      "features": "Genuine leather • 15-inch laptop compartment • Waterproof",
      "button": "Buy it now",
      "footer": "Free shipping • Limited stock"
    },
    "right": {
      "headline": "{argument name=\"right headline text\" default=\"Tracking every heartbeat\"}",
      "features": "Heart rate monitoring • GPS • 14-day ultra-long battery life",
      "button": "Buy it now",
      "footer": "Free shipping • Limited stock"
    }
  },
  "left_panel": {
    "scene": "The interior is simple and unpretentious, with warm natural light streaming in from the side.",
    "background_details_count": 3,
    "background_details": [
      "mottled walls or wooden interior surfaces",
      "A window that offers a view of soft greenery outside.",
      "Textured flooring"
    ],
    "product": {
      "type": "{argument name=\"left product\" default=\"Brown genuine leather backpack\"}",
      "position": "Place it upright on the ground in the lower left center position.",
      "material": "Richly textured polished leather",
      "color": "Dark brown",
      "details_count": 5,
      "details": [
        "Top handle",
        "Double zipper top opening",
        "Large front zippered pocket",
        "Side pockets are visible on the left side.",
        "Structured rectangular outline"
      ]
    },
    "supporting_props_count": 2,
    "supporting_props": [
      "A pair of dark sunglasses",
      "A small brown notebook placed next to my backpack"
    ],
    "lighting": "Warm, cinematic sunlight from the upper left creates soft highlights and earthy shadows.",
    "button_style": "A white rectangular button is located in the center of the lower left panel, with black capital letters."
  },
  "right_panel": {
    "scene": "Dark studio product photography with emotional spotlights in cool tones.",
    "background": "Gradient from deep navy blue to black",
    "product": {
      "type": "Round black smartwatch",
      "position": "The right half is centered both vertically and horizontally.",
      "details_count": 5,
      "details": [
        "Round black dial",
        "A glowing white and purple heart icon is displayed in the center of the screen.",
        "Dark metal case",
        "Two side buttons are visible on the right edge.",
        "Fine metal mesh strap"
      ]
    },
    "surface": "The smooth studio floor casts a soft, circular shadow beneath the watch.",
    "lighting": "Cool-toned spotlights from above and the rear sides create contour lighting and dramatic shadows.",
    "button_style": "A white rectangular button is located in the center of the bottom right panel, with black capital letters."
  },
  "typography": {
    "font": "Bold, compressed sans-serif capital font",
    "color": "White",
    "alignment": "Center within each panel",
    "feature_line_style": "Smaller all-caps subheadings, separated by bullet points"
  }
}