Vibrant primary colors, bold typography, rectangular forms, industrial materials, exposed ductwork, functional minimalism, brutalist aesthetics, urban landscapes, cloudy skies, dramatic shadows, high-contrast lighting, 2-point perspective, abstract compositions, avant-garde spirit, innovative textiles, geometric patterns, Wassily Kandinsky's inspiration, Paul Klee's color theories, Johannes Itten's 12-part color wheel, modernist ideals, functional simplicity, rational design principles, urban renewal, social housing projects, Weimar Republic era, early 20th-century Germany.