Transform this floor plan into a 3D isometric architectural visualization. Use a clean white clay model style for all walls and furniture.[1] The floor should be a matte dark gray tiled texture.[1] Ensure all furniture is placed exactly as shown in the original layout. Remove all text, dimensions, grid lines, and technical notations to create a polished, clutter-free render. Use soft, neutral studio lighting with subtle ambient occlusion shadows. dark gray background