Animated WebGL shader background in the Halftone CMYK style. Drops variant. Generated by the 21st.dev Shader Builder. Adapted from Paper Shaders under Apache-2.0. 5-color palette (#FBFAF5, #231F20, #FFD800, #FC519F, #00B4FF). A drop-in, zero-dependency React component for hero sections and animated gradient/noise backgrounds.