Vibrant gymnasium interior, postmodernist architecture style, bold color blocking, neon hues, electric blue, hot orange, lime green, sunshine yellow, metallic silver accents, exposed ductwork, industrial chic concrete floors, geometric patterned walls, abstract mural art, eclectic furniture mix, avant-garde lighting fixtures, dramatic shading, high contrast ratio, 1/2 composition, cinematic atmosphere, realistic textures, subtle ambient occlusion.