A romantic book cover design with "Happy Valentine's Day" text, featuring elegant gold foil accents and touches, soft pastel color palette with blush pink, lavender, and cream tones, delicate floral elements like roses and peonies, ornate golden borders and decorative flourishes, luxurious typography with gold lettering, dreamy watercolor texture background, vintage romantic aesthetic, soft lighting, premium book cover layout with space for title and author, elegant and sophisticated design