Modern American university campus, morning scene, bright sunlight, glass building facade, steel frame structure, clean lines, minimalistic design, revolving door, automatic sliding doors, marble floor, comfortable couches, wooden desks, laptops, backpacks, students, young adults, casual wear, jeans, t-shirts, sneakers, ID cards, lanyards, serious facial expressions, focused atmosphere, natural light pouring in through large windows, soft shadows, 3/4 composition, shallow depth of field.