The interior design concept was based on the detuning of the lower and upper parts of the building. The lower part, the lithosphere, consists of cave-like, mineral, atmospheric spaces with hidden, filtering lighting, in which the mass formation of the elements is monolithic and block-like. The use of dark, cool materials is typical here: stone, concrete, metal, gravel. The upper part, the toposphere, is organic, living and whole. It covers soft and light interiors, where the light, filigree-looking elements