Reframe this concept as: using the attached image, generate a polished professional industrial visual design packaging illustration sheet for a (PACKAGING TYPE) bag. A centered hero 3D render with lifelike materials, gentle studio illumination, and a commercial-grade finish. Surrounded by technical views including front, side, top, bottom, angled perspective, and flat lay. Add structural construction sketches, fold lines, seam details, and dimension arrows in millimeters. Show materials and finishes such as matte, glossy print, plastic, paper, glass, etc., with handwritten-aesthetic annotations. Add color swatches, lifelike product illustrations, and delicate shadows. Clean sketchbook backdrop, lifelike render combined with pencil sketch aesthetic, contemporary visual design language, extremely finely detailed, portfolio-ready. Stable Diffusion settings: CFG 7–9, steps 30–40, sampler DPM++, resolution 1024×1280 or higher.