Christmas Paper Mockup

I need a realistic mock-up that makes my product image look as though it has been printed on paper and photographed inside a gentle Christmas setting. P

The paper itself should sit naturally in the scene and appear to be on a pile of similar papers.
Please keep my design in focus and do not change it at all.

Deliverables
• High-resolution JPG/PNG of the final composite (minimum 3000 px on the long edge)

I will send the source image as soon as we start. A low-res proof for feedback before final export would be appreciated.

Attached are some AI examples of what I'm looking for (but better as AI is not up to the job - I need a real person!!