Affiche conceptuelle scientifique en quatre panneaux

{
  "type": "four-panel educational science concept poster",
  "style": "cinematic 3D infographic illustration, premium educational poster, highly detailed floating diorama islands, realistic materials, soft studio lighting, clean modern typography, subtle scientific HUD icons and callout lines",
  "theme": "Science as conceptual entities",
  "canvas": {
    "aspect_ratio": "1:1",
    "background": "split into 4 equal quadrants with different gradient color atmospheres"
  },
  "layout": {
    "grid": "2x2",
    "sections": [
      {
        "title": "ASTRONOMY",
        "subtitle": "Exploring the Universe",
        "position": "top-left",
        "count": 4,
        "labels": [
          "title",
          "subtitle",
          "3 callout icons with labels",
          "central observatory diorama"
        ],
        "background": "deep midnight blue sky with stars and a visible Milky Way band",
        "subject": "a large white observatory dome with an open slit and telescope inside, placed on a circular floating rocky island with a winding path, small trees, shrubs, rocks, and a lit entrance door",
        "callouts": [
          "TELESCOPES",
          "GALAXIES",
          "STARS"
        ]
      },
      {
        "title": "BIOLOGY",
        "subtitle": "The Science of Life",
        "position": "top-right",
        "count": 5,
        "labels": [
          "title",
          "subtitle",
          "3 callout icons with labels",
          "central microscope diorama"
        ],
        "background": "clear cool blue gradient",
        "subject": "a cream-colored binocular microscope on a circular floating island covered with moss, grass, ferns, small plants, flowers, and rocks, with a small translucent bubble showing green cell-like organisms near the upper left of the microscope",
        "callouts": [
          "CELLS",
          "DNA",
          "ECOSYSTEMS"
        ]
      },
      {
        "title": "CHEMISTRY",
        "subtitle": "Matter and Its Transformations",
        "position": "bottom-left",
        "count": 5,
        "labels": [
          "title",
          "subtitle",
          "3 callout icons with labels",
          "central laboratory glassware diorama"
        ],
        "background": "green to teal gradient",
        "subject": "a circular floating platform displaying chemistry lab equipment including tall flasks, beakers, test tubes, round-bottom flasks, retort stands, and a ball-and-stick molecular model, with colorful liquids in green, blue, amber, and red-orange",
        "callouts": [
          "ELEMENTS",
          "REACTIONS",
          "BONDS"
        ]
      },
      {
        "title": "PHYSICS",
        "subtitle": "Understanding the Laws of Nature",
        "position": "bottom-right",
        "count": 5,
        "labels": [
          "title",
          "subtitle",
          "3 callout icons with labels",
          "central Newton's cradle diorama"
        ],
        "background": "warm beige to brown gradient",
        "subject": "a polished metal Newton's cradle on a circular floating wooden-and-metal platform, accompanied by 3 stacked books and an open notebook with visible pages",
        "callouts": [
          "MOTION",
          "ENERGY",
          "GRAVITY"
        ]
      }
    ],
    "dividers": "clean cross-shaped split between quadrants"
  },
  "objects": {
    "floating_platforms": 4,
    "main_disciplines": 4,
    "callout_label_count": 12
  },
  "text_treatment": {
    "font": "bold geometric sans-serif uppercase for titles, smaller clean sans-serif for subtitles and callout descriptions",
    "title_color": "white",
    "callout_style": "thin white outline icons with fine connector lines and small explanatory text"
  },
  "quality": "ultra-detailed, polished, balanced composition, sharp focus, professional educational key visual",
  "customization": {
    "headline_theme": "{argument name=\"headline text\" default=\"science\"}",
    "astronomy_title": "{argument name=\"astronomy title\" default=\"ASTRONOMY\"}",
    "biology_title": "{argument name=\"biology title\" default=\"BIOLOGY\"}",
    "chemistry_title": "{argument name=\"chemistry title\" default=\"CHEMISTRY\"}",
    "physics_title": "{argument name=\"physics title\" default=\"PHYSICS\"}"
  }
}