Design a luxurious, refined bathroom inspired by Valentino for a 21-year-old woman, blending timeless elegance with dramatic luxury. The color palette should feature rich, classic shades such as deep red (Valentino's signature hue), black, ivory, and soft metallic accents like gold or bronze. The space should feel both dramatic and elegant, with high-fashion details, smooth lines, and a sophisticated atmosphere. The vanity should feature a sleek, minimalist design with high-quality black lacquered cabinetry, paired with a marble countertop in soft tones of ivory or white with subtle veining. The sink should be elegant and simple, made of white porcelain or smooth marble, with bold gold or brushed bronze faucets to enhance the luxurious feel. Above the sink, a large, statement mirror with a thin gold or black frame will add a touch of glamour, capturing the refined aesthetic. The bathtub area should feature a freestanding, sculptural tub in an elegant, modern shape, made of matte white or deep black stone, with a subtle gold accent along the edges or faucet fixtures. The tub should sit against a feature wall with textured black tiles, creating a strong contrast and modern focal point. The shower area should be minimalist, with frameless glass panels and matte black or marble tiles, complemented by a rainfall showerhead in brushed gold or matte black. Flooring should incorporate rich materials such as dark wood or black marble tiles, with clean lines and subtle inlays in gold or ivory for a hint of opulence. A plush, minimalist rug in deep red or ivory with a simple, elegant pattern, like stripes or geometric shapes, will enhance the space's luxurious and refined feel. Lighting should be sophisticated and ambient, with crystal chandeliers or modern pendant lights in soft gold or bronze, creating a warm and elegant glow. Wall sconces with refined detailing in gold or black metal will complement the luxurious, timeless atmosphere of the space. Bathroom accessories—towel racks, soap dispensers, and storage units—should be made of brushed gold, polished brass, or matte black, with clean, refined lines. Towels should be high-quality, plush, and in shades like deep red, ivory, or black, with Valentino-inspired embroidery or subtle monogramming for a hint of elegance. A luxurious, upholstered makeup chair or ottoman in velvet or leather, in deep red or soft black, with gold accents, adds both comfort and style to the space, completing the Valentino-inspired bathroom’s refined, dramatic look.