Digital design book, computer architecture PDF, Sarah Harris author, modern desk, ergonomic chair, bright office lighting, minimalistic background, few scattered papers, laptop, MacBook, coffee cup, pens, highlighters, sticky notes, wooden bookshelf, professional attire, blouse, blazer, skirt, heels, female, adult, focused expression, glasses, brown hair, neat makeup, calm atmosphere, morning sunlight, indirect lighting, shallow depth of field, 3/4 composition, soft focus.