post-apocalyptic environment, destroyed buildings, Washington D.C., lone wanderer, male protagonist, power armor, Pip-Boy on arm, laser rifle, brown hair, determined expression, action pose, fighting mutant creatures, dusty atmosphere, scattered debris, rusted cars, overgrown vegetation, sunset lighting, dynamic shadows, wide-angle shot, atmospheric perspective, immersive detail, radiated wasteland, survival theme, desolate mood, ambient occlusion, high-resolution textures, 3/4 view, dramatic sky, worn leather boots, gas mask, survival gear, concept art style.