Practice brief: use your own rights-cleared, front-facing photograph of a matte blue bottle. Plain background, sharp focus, approximately 1024 x 1024 pixels. Keep crop, scale, silhouette and the exact original label unchanged. A: warm beige paper. B: pale blue studio sweep. C: muted sage paper. Deliver three PNGs and the layered Krita working file. No generated sample photo is supplied or represented as a real product.