spa-inspired 3d bathroom showcasing freestanding tub, walk-in shower, and double vanity for a serene and luxurious

3d background room luxurious bathroom freestanding tub walkin shower double vanity spalike experience opulent elegant lavish bath rejuvenating space serene retreat spa ambiance inspired relaxing comfort modern traditional contemporary design interior luxury estate home house property opulence relaxation wellness tranquility rejuvenation treatment oasis setting upscale highend ai generated