A chic and trendy book cover for "Diet for Anastasia", showcasing a flat lay of fashionable workout gear, healthy foods, and a diary. Pastel color scheme with a focus on organization and lifestyle. Created Using: high-resolution photography style, pastel color palette, fashionable fitness attire, neatly arranged healthy foods, lifestyle diary, soft lighting, clean composition, motivational atmosphere --ar 1:1 --v 6.0 --s 750