AWS Reference Architecture, modern data center, cloud computing, virtual machines, servers, routers, switches, firewalls, complex network topology, 3D visualization, futuristic ambiance, sleek metal surfaces, glowing blue lights, holographic projections, multiple screens displaying real-time analytics, a group of tech-savvy engineers in the background, collaborating and discussing, casual wear, laptops, tablets, whiteboards, post-it notes, coffee cups, water bottles, comfortable seating area, cityscape outside the windows, daytime, soft natural light, shallow depth of field.