0 technology-ungu-rahasia-book-cover-ideas-with-server-topologi-jaringan-fiber-optik-komputer-4cd62b61b8 The visual composition of interconnected fiber optic cables symbolizes the complex network systems explored in the book. Their purple tones signify the mysterious and secretive nature of these networks, fitting the theme of "RAHASIA" (mystery). The computer and server silhouettes add a tangible technological aspect that grounds the design in the book's subject matter. The typography choices, combining a bold sans-serif for clarity and modernity with an elegant script for a personal touch, create a professional yet accessible look. The glossy paper material enhances the vibrant hues and futuristic feel, making the book visually appealing on both digital and physical shelves.