What is the name of a book that has a lavender-blue cover and is about a girl who wakes up as a fox and meets a boy and her body is in a coma in her own world and her grandmother talks to her?

The book you're describing is "Foxheart" by Claire Legrand. It features a girl who magically transforms into a fox and navigates a fantastical world while her physical body remains in a coma. Throughout her journey, she encounters a boy and communicates with her grandmother, adding layers to her adventure and personal growth. The lavender-blue cover complements the enchanting themes of the story.