architectural illustration of a high elevation research facility interior balcony left wall surfaces are dark gray metal panels with clean vertical seams the large curved element above is the black roof shell sweeping downward into the space the floor is light polished concrete with a soft sheen the curved element on the right side near the middle is also black matching the roof a continuation of the black shell geometry windows and openings have black steel frames the balcony extends outward with a glass and black steel railing the site sits on the edge of a cliff so include distant light blue gray mountains fluffy bright sky clouds and fog pooling low at the bottom of the cliff use soft natural daylight and maintain the exact geometry from the reference curved soffit dark gray panel walls on the left the large structural arch rising from the floor the circular mid platform and stairs and the sweeping exterior deck render in a clean architectural sketch style with subtle graphite linework and a faint watercolor paper texture
