create a serene modern architectural scene featuring a minimalist building facade the building has a smooth light gray exterior with subtle vertical textures place a vibrant red semicircular sign in the upper section embossed with white text the number 109 should be on a small white square to the side in bold black font capture the warm glow of a bright light in the top left corner casting gentle long shadows the sky is a clear gradient transitioning from soft baby blue at the top to a delicate pastel pink near the horizon evoking a calm early morning atmosphere