transform the existing render into an ultra photorealistic interior photograph while preserving the original design exactly important do not redesign replace remove add resize reshape or reposition any furniture architectural elements or decorative objects keep all existing colors materials finishes and textures exactly the same as in the original render do not alter the color tone saturation pattern or texture of any upholstery fabric leather wood metal stone glass rug flooring walls or cabinetry maintain the exact furniture shapes proportions dimensions placement and orientation do not modify the construction or design details of any furniture piece keep the exact same room layout architecture camera angle perspective framing and composition the only goal is to make the existing render look like a real professionally photographed interior improve realism through natural global illumination realistic material response accurate reflections subtle ambient shadows contact shadows depth realistic glass and metal reflections and balanced exposure use soft natural looking interior lighting with realistic light distribution avoid dramatic lighting excessive contrast artificial hdr effects or changes that make the original colors appear different preserve every design decision from the source image do not reinterpret or creatively modify the interior the final result should look like a photograph of the exact same room and exact same furniture shown in the original render add some recessed lighting