A square box revealing the circle

{
  "input": {
    "prompt": " Photo shot from directly overhead of a standard open pizza box on a kitchen table, showing a perfectly round pizza centered inside. Make the box obviously square with crisp corners and visible corrugated edges; include a typical grease stain halo and a small plastic “pizza saver” in the middle. Warm indoor lighting, candid “takeaway night” feel."
  }
}