create a serene and luxurious bathroom scene based on the given layout the room dimensions are narrow approximately 11 x 6 design a modern japanese scandinavian bathroom from the pov of the entry on the right is the toilet followed by a minimalist walnut wood floating vanity with a sink sunk into it on either side of the mirror and handblown glass light fixtures in front of the viewer on the back wall is a fully enclosed shower area a dark green tiled spa steam shower the doors to the shower slide and seal to hold in steam on the left opposite the vanity include a dark brown stone freestanding oval bathtub on the left that sits directly on the floor include two small windows on the left above the tub that allow direct sunlight in use a color palette of neutral tones charcoal wood stone for a zen calming effect with matte brass fixtures the atmosphere should be peaceful and spa like inviting relaxation and tranquility no plants add dark walnut herringbone flooring try some new materials like sugi ban charred wood make it more rustic looking now make it narrower darker sexier and moodier keep everything the same and only change the windows to be larger but leave the windows in the same place above the tub