enhance this image to a highly photorealistic standard by improving only lighting quality light balance shadow refinement reflections material definition texture fidelity depth sharpness and overall rendering realism increase the realism and resolution of all existing surfaces and textures while preserving their exact original appearance this interior is illuminated exclusively by artificial lighting do not introduce simulate strengthen or suggest any natural daylight sunlight sky light window light exterior light sources sun shadows or daylight color casts maintain a consistent artificial lighting setup throughout the entire scene the space should feel bright clean elegant and professionally lit through balanced artificial illumination only refine shadow transitions to be softer and more realistic eliminate rendering artifacts dirty shading excessive contrast blotches banding and unnatural dark areas while preserving realistic depth and contact shadows improve the realism of all existing materials including textures reflections roughness glossiness surface micro details edges and material response to light enhance color grading subtly with natural neutral tones while keeping all original colors unchanged strictly do not change anything else do not alter composition layout camera angle perspective proportions dimensions geometry furniture fixtures objects decor colors materials styling structure or placement of any element do not remove add redesign replace restyle invent move resize or modify any object preserve every existing detail exactly as shown the final result must be the exact same image only with significantly improved photorealism cleaner artificial lighting higher quality textures enhanced material realism increased sharpness and a bright clean premium architectural visualization appearance