lightweight structure in raw aluminum finish soft ambient illumination fully diffused cloudy daylight rainy atmosphere overcast sky no direct sunlight almost shadowless lighting muted grey tones surfaces reflecting soft light concrete floor with subtle reflections polycarbonate doors and windows in thin steel frames translucent polycarbonate softly glowing from diffuse exterior light front wall made of galvanized steel panels with visible divisions lush greenery surrounding the structure misty valley landscape green mountains in the background