a lively and detailed line drawing.

On a sunlit beach, a joyful cartoon dog is completely absorbed in constructing a magnificent sandcastle, its tail wagging with delight as it diligently scoops sand with a vibrant plastic bucket and spade. Surrounding this cheerful scene, seashells twinkle in the warm sand and a gentle wave kisses the shore, inviting color to transform this playful moment into a whimsical masterpiece.