High-resolution abstract background featuriSeamless texture of blue dianne, inspired by the crystal clear pattern found in a sunny swimming pool. Features a vibrant network of bright, clean, off yellow light rays (caustics) creating intricate, defined cell patterns. These patterns overlay a deep, smooth base of tart yellow. Strictly flat vector illustration style, perfectly smooth curves, minimal gradients, and completely without grain, noise, or textures. High contrast lighting without soft blending. Professional clean modern art, ultra-high resolution, wide banner format (16:9), no text, clean composition.ng elegant, flowing waves in akaroa and vibrant alice blue. The waves are smooth and bold to prevent pixelation, with clean edges and soft gradients. Cinematic lighting, 8k resolution, minimalist aesthetic, sharp focus."