A modern, minimalist bathroom with black and gold marble walls and floor, featuring a minimalist design with a focus on textures and lighting. the walls are adorned with dark, glossy black marble with gold veins, creating a striking contrast with the white and gold fixtures. on the left side of the image, a white pedestal sink with a gold faucet sits on the floor, adding a touch of elegance to the otherwise monochromatic space. above the sink, a large, rectangular mirror frames the entire wall, providing a sense of depth and dimension to the space. a small potted plant is placed on the countertop, further emphasizing the minimalistic design of the bathroom. the floor is made of light-colored tiles, and the overall atmosphere is one of luxury and sophistication.