Ultra-premium and exclusive vertical flyer design for author J.J. Ríos at the Bogotá International Book Fair (FILBO). High-end editorial aesthetic. The color palette is deep navy blue, minimalist white, and polished gold accents. Top Section: In elegant, high-end serif typography: "AUTORA J.J. RÍOS PRESENTA". Below it, the main title in a stunning gold foil lettering: "ALMAS GEMELAS". Centerpiece: A hyper-realistic 3D mockup of a hardcover book titled "Almas Gemelas" by J.J. Ríos. The book cover should be minimalist and chic (perhaps two intertwined gold lines). The book is displayed on a professional gallery pedestal. Event Information (Clean and organized layout): EVENTO: Feria Internacional del Libro de Bogotá (FILBO) FECHAS: 21 de Abril al 4 de Mayo UBICACIÓN: Pabellón 3, Nivel 1, Stand 221 Visual Style: Soft professional studio lighting, blurred literary background, sophisticated and clean composition. High resolution, 8k, architectural precision in text placement. Bottom Section: Modern icons for WhatsApp: 3123680722. A signature-style logo at the corner: "J.J. Ríos, Escritora". Negative Prompt (Inglés): low quality, blurry, messy text, distorted icons, cheap colors, neon, childish, amateur, crowded, multiple books, distorted book cover, spelling errors in main title, generic stock photo feel. Configuración recomendada en Leonardo: Model: Leonardo Vision XL o Leonardo Diffusion XL (son los mejores para texto legible y texturas de lujo). Aspect Ratio: 9:16 (V