keep the original image exactly the same in geometry structure materials colors and textures do not redesign or modify any elements of the fireplace flooring cabinetry shelving walls or any architectural details only adjust the lighting soften the brightness reduce harsh highlights remove the yellow cast and create a smoother more balanced exposure maintain the exact materials and finish of the fireplace stone and floor keep the temperature neutral warm not cool no changes to layout shapes patterns materials reflections or color palette only subtle lighting refinement