3D 팝아웃 폰 화면 사진 효과 템플릿

A versatile image generation prompt template for Nano Banana Pro creating a 'picture-in-picture' effect. It shows a hand holding a smartphone in an autumn park, where the photo on the screen aligns perfectly with the blurred background, making the subject appear to pop out in 3D. The prompt allows easy substitution of the main subject.