Modern digital design textbook, open book, 2nd edition cover, computer architecture theme, colorful diagrams, circuit boards, wires, microchips, CPU models, motherboard layout, RAM, GPU, USB ports, sleek laptop, desktop monitor, ergonomic chair, cluttered desk, papers scattered, coffee cup, pens and pencils, dimly lit study room, softbox lighting, shallow depth of field, close-up shot, 3/4 composition, realistic rendering.