An exquisitely detailed and vibrant digital illustration featuring a majestic fish swimming in a colorful coral reef, captured with a professional wide angle lens and expert lighting to create a cinematic, hyper-realistic scene. The artwork showcases vivid colors, clean lines, and intricate textures characteristic of high-quality digital art. Inspired by art nouveau design elements, the illustration combines hyper-realistic animal portrayal with flat color techniques on paper, resulting in a visually striking and immersive underwater environment.