Prompt tao anh chat luong cao. **Chi tiet cau lenh:** Playful designer packaging for [product name], creative box shaped like the product, integrated cartoon face on the front panel, oversized die-cut window revealing the real contents as part of the character’s expression, smooth matte cardboard material, bold flat graphic design, modern minimalist branding, limited pastel color palette, rounded friendly shapes, clean typography, high-end 3D packaging mockup render, soft studio lighting, pure white background, subtle realistic contact shadow beneath, ultra-detailed, retail-ready presentation, 1:1 aspect ratio.