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+FROM python:3.11-slim
+
+ENV DEBIAN_FRONTEND=noninteractive \
+    PIP_NO_CACHE_DIR=1 \
+    PYTHONUNBUFFERED=1
+
+# System deps (note: libgl1 replaces libgl1-mesa-glx on Debian)
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git git-lfs ffmpeg \
+    libgl1 libsm6 libxext6 libxrender1 libglib2.0-0 \
+    build-essential \
+ && rm -rf /var/lib/apt/lists/* \
+ && git lfs install
+
+WORKDIR /app
+COPY . /app
+
+# Python deps
+RUN python -m pip install --upgrade pip && \
+    pip install -r requirements.txt
+
+# Gradio/Spaces: bind to the port Hugging Face provides
+ENV PORT=7860
+CMD ["python", "app.py"]