Cisco network service architecture, modern data center, futuristic cityscape background, sleek glass skyscraper, intricate circuit board pattern, 3D holographic projections, rows of blinking servers, colorful wiring and cables, high-tech laboratory atmosphere, minimalist desk with Cisco router, laptop, and diagrams, mature male engineer, beard, glasses, white shirt, dark jeans, focused facial expression, hands on keyboard, softbox lighting, shallow depth of field, cinematic composition, futuristic ambiance.