C4I system architecture, futuristic, sleek, metallic, cyberpunk, neon lights, holographic displays, circular interfaces, AI core, mainframe, servers, databases, network infrastructure, fiber optics, 3D modeling, virtual reality, augmented reality, data visualization, real-time analytics, cloud computing, scalability, modular design, secure authentication, authorization protocols, encryption methods, secure data storage, backup systems, disaster recovery, system administrators, IT professionals, futuristic laboratory, high-tech research facility, cleanroom environment, sterile atmosphere, precise machinery, advanced robotics, artificial intelligence.