Enterprise integration, SOA (Service-Oriented Architecture), complex system, multiple layers, interconnected services, modular design, abstract interfaces, reusable components, scalable infrastructure, cloud computing, virtual machines, network communication, API gateways, message brokers, enterprise service bus, data transformation, real-time processing, secure authentication, authorization protocols, audit logging, monitoring dashboards, futuristic cityscape, skyscrapers, neon lights, misty atmosphere, cinematic composition, low-angle shot, dramatic lighting, 3D visualization.