Dive into Eldrida: The Secret City

design concept for the book cover of "Eldrida: The Secret City": Color Scheme: Main color: A mystical shade of indigo (#3B3F54) Accent color: A warm, golden hue (#F8E231) Background: A subtle, gradient texture resembling ancient parchment Imagery: A captivating illustration of Eldrida's skyline, showcasing towering spires and grand architecture A hidden entrance or gateway, hinting at the secret city's mystique Intricate, swirling patterns and symbols etched into the structures, conveying a sense of ancient wisdom Typography: Font: A elegant, serif font (e.g., Playfair Display) for the title Title: "Eldrida" in bold, golden font, with the subtitle "The Secret City" written in smaller text beneath