Modern 5G system design, futuristic architecture, sleek lines, metallic materials, LED lights, glass surfaces, functional diagrams, circuit boards, wires, microchips, antennas, routers, servers, data centers, cityscape background, skyscrapers, night scene, neon lights reflection on glass, shallow depth of field, high-angle shot, symmetrical composition, futuristic ambiance, detailed textures, realistic rendering, 4K resolution.