Strong rule: style --- Realistic Photography ---. Vertical 9:16 frame. A bright railway college classroom, natural daylight. A middle-aged male teacher stands near a large green chalkboard. The board has detailed chalk drawings of railway switch mechanisms and technical schematics. Educational posters of trains and railway equipment on the walls. Documentary style, hyper-realistic, sharp focus, realistic faces, no cinematic effects.
Character appearance reference (MUST match exactly):
- Преподаватель: Strong rule: style --- Realistic Photography ---. Middle-aged man, 50 years old, short grey hair, wearing a neat light blue button-down shirt and a dark tie. Professional, knowledgeable expression, realistic facial features, documentary style realism, no stylization.
