Animated WebGL shader background in the Perlin Noise style. Worms variant. Generated by the 21st.dev Shader Builder. Adapted from Paper Shaders under Apache-2.0. 4-color palette (#A3E635, #4D7C0F, #101408, #F7FEE7). Features: high intensity. A drop-in, zero-dependency React component for hero sections and animated gradient/noise backgrounds.