Swiss International Style graphic design poster, Helvetica Neue bold black headline at 144pt, single geometric red circle as compositional anchor at bottom right, pure white background with precise mathematical grid alignment, modernist typography influenced by Josef Müller-Brockmann and Armin Hofmann, stark red, black, and white color palette only, one line of small regular-weight subheading, printed offset lithography texture, subtle halftone grain, 1960s Zurich design school aesthetic, timeless visual tension