preserve the rendered architecture landscaping lighting materials furniture and camera angle exactly as shown clean up all image artifacts and rendering noise remove the black background completely replace the black background with a clean architectural presentation background consisting of a subtle light gray to white gradient sky remove all pixelation white specks edge artifacts color fringing rendering debris and background noise around the perimeter of the model clean all jagged edges along the grass retaining walls terrain cut roof cut stair edges and site boundaries improve image sharpness while maintaining realistic textures preserve all architecture and landscape design exactly as rendered do not modify geometry materials lighting vegetation furniture retaining walls or camera angle presentation quality architectural visualization clean white studio style background architectural digest quality remove artifacts only