modernist exterior shot render a modern building with clean lines and a sleek design the exterior material should be concrete in a light gray color with vertical metal slats in a dark charcoal gray the windows should be transparent with subtle reflections framed in black the staircase should be highlighted with a subtle black color leading up to an open entrance add greenery around the base of the building with small shrubs and plants in various shades of green the sky should be clear with a few fluffy white clouds casting soft shadows the atmosphere should be calm and serene with natural daylight illuminating the building architecture
