refine this bathroom render while preserving everything exactly as it is do not change layout equipment shower elements rug walls lighting camera angle only adjust the shower tiles tile correction replace the current grey tiles in the shower use warmer toned tiles instead warm earthy tones only sand beige light clay soft taupe matte finish natural mineral look subtle texture and slight tonal variation no cool grey no blue undertones no modern concrete look the tiles must harmonize with the warm wabi sabi atmosphere of the bathroom keep all shower walls tiled continuous material inside the shower overall cohesive style enhancement only no redesign no color shift in other materials