top down 3d isometric floor plan render of a modern luxury master bathroom neutral color palette with light greige large format porcelain tile flooring and smooth off white plaster walls modern floating vanity with a matte white washbasin and brushed nickel fixtures spacious walk in shower with frameless glass partition and flush floor drain modern electric vertical wave radiator towel warmer on the wall bright natural ambient lighting clean architectural 3d cutaway model sharp details photorealistic