Software architecture diagram, various types, colorful icons, layered structure, cloud computing, microservices, event-driven, monolithic, service-oriented, data-centered, hierarchical, modular, component-based, client-server, peer-to-peer, distributed systems, network topology, UML notation, symbols, lines, arrows, rectangles, cylinders, 3D visualizations, isometric view, bird's eye view, detailed legends, simple backgrounds, whiteboard-style illustrations, colorful gradients, subtle textures.