car mechanic, male, (25yo), focused expression, short hair, stubble, blue jumpsuit, oil stains, holding wrench, replacing fuel pump, car engine close-up, garage setting, tools scattered, car lift, fluorescent lighting, realistic textures, metal surfaces, rubber hoses, greasy hands, 3/4 view, detailed engine parts, ambient shadows, workshop environment, mid-action pose, sturdy boots, rolled-up sleeves, concentration, mechanical components, steel workbench, organized chaos, high contrast lighting, depth of field, immersive atmosphere.