handheld gaming device, Steam Deck, playing Counter-Strike 2, dynamic in-game action, first-person shooter perspective, detailed character model, realistic weapon texture, intense firefight, urban map environment, tactical gear, illuminated keyboard, vibrant screen display, ergonomic grip, ambient room lighting, focused player expression, strategic positioning, high-resolution graphics, smooth frame rate, immersive gameplay experience, 3/4 view angle, soft shadowing, interactive HUD elements, multiplayer cooperation, competitive gaming atmosphere, tactile button feedback, portable gaming setup, adrenaline-pumping moment, strategic map overview.