security office, FNAF 3, keypad, code input, animatronic horror, Springtrap lurking, dark atmosphere, flickering lights, vintage electronics, cluttered desk, surveillance monitors, tense posture, survival horror, eerie silence, ambient occlusion, low-key lighting, close-up shot, detailed textures, metallic surfaces, worn-out buttons, 3/4 view, suspenseful mood, atmospheric composition.