Vibrant gymnasium facade, expressionist architecture, undulating curves, dynamic shapes, bold color blocking, geometric patterns, abstract forms, irregular rhythms, textured concrete walls, exposed ductwork, industrial materials, large windows, clerestory lighting, dramatic shadows, high-contrast colors, futuristic atmosphere, urban surroundings, busy streets, metropolitan landscape, 1/2 composition, low-angle shot, intense highlights, detailed textures, ambient occlusion.