An oil painting of Seraphina, an immortal goddess, capturing the essence of youth, beauty, and timeless grace akin to the Romantic era and the work of Raphael.

Illustrate an oil painting of Seraphina, an immortal goddess, capturing the essence of youth, beauty, and timeless grace akin to the Romantic era and the work of Raphael. She should appear with a radiant, immortal complexion. The painting should highlight the intricate details of her soft, flowing attire, giving her an ethereal aura. Her hair ought to be styled timelessly, and her eyes should embody profound wisdom. The background will be a tranquil, classical landscape that enhances and complements her divine presence.