"Create a book cover featuring two characters: Hazel Hartmann and Ethan Beaucha

"Create a book cover featuring two characters: Hazel Hartmann and Ethan Beauchard. Hazel is a 17-year-old woman with long, chocolate-brown hair and almond-shaped amber eyes, dressed in a classic, elegant . Ethan is an 18-year-old man with dark hair and green eyes, also in a . Position them close together with a noticeable sense of tension between them. In the background, include a large bookshelf filled with books, setting an academic and sophisticated tone. The characters should have mature features, reflecting their ages and the intensity of their relationship."