Secure network architecture design, futuristic cyberpunk cityscape, neon lights reflecting off sleek skyscrapers, complex circuit board patterns on walls, multiple screens displaying coding interfaces, hackers in hoodies working intensively, 3D holographic projections of network diagrams, encrypted data streams flowing through fibers, firewalls and routers scattered throughout, intricate wiring systems, high-tech laboratory atmosphere, dim blue lighting, shallow depth of field, cinematic composition.