soldier, Arma 3, hosting server, computer setup, intense focus, tactical gear, camouflage uniform, military boots, headset communication, action pose, server racks, data center, LED indicators, fiber optic cables, high-tech environment, indoor lighting, close-up on hands typing, screen glow, detailed keyboard, server configuration interface, technical manual open, strategic planning, multiplayer coordination, digital camouflage, 3/4 view, dynamic angle, artificial lighting, high contrast, sharp textures, modern warfare theme.