Prompt: Produce a dynamic and vibrant digital illustration featuring a captivating magical fireball spell. The fireball should radiate intensity and energy, with flames displaying a range of warm tones, from deep reds to bright yellows. Pay attention to the details of the flames, ensuring they exhibit a realistic and dynamic movement. Consider adding subtle variations in color to convey the temperature gradients within the fireball. Position the fireball as the central focus, and let the surrounding environment showcase the power and heat it emits. Aim for a visually stunning and well-balanced composition that brings the fireball to life with realistic and captivating details.