Vibrant primary colors, geometric shapes, industrial materials, functional buildings, minimalist aesthetic, rectangular forms, clean lines, bold typography, urban landscapes, modern cityscapes, brutalist structures, abstract art influences, Wassily Kandinsky inspirations, Paul Klee color theories, Johannes Itten's 12-part color wheel, avant-garde design movements, early 20th-century European architecture, Weimar Republic era, Gropius-led school of thought, innovative use of steel, glass, and concrete, rationalized building design, emphasis on functionality.