keep the bathroom layout exactly the same do not change the layout vanity mirror lighting plumbing fixtures glass niche walls or camera angle only update the tile materials and layout shower walls use the blue tile from the reference image tile layout should be vertical stack straight stack not staggered the tile texture should be seamless include realistic grout lines grout color should match the reference image tiles should have slight color variation for realism finish should look like glazed ceramic tile with natural reflection bathroom floor use the hexagon tile from the reference image keep hexagon layout add realistic grout lines make floor tile material photorealistic make the materials look photorealistic with high resolution textures natural lighting soft shadows accurate reflections realistic grout and tile depth do not change bathroom layout tile size vanity mirror lighting plumbing fixtures glass wall color important only change the tile materials and make the shower wall tile a vertical straight stack layout with a seamless texture do not redesign the bathroom