Purdue University interior, modern academic atmosphere, spacious lobby, high ceiling, marble floor, grand staircase, wooden railings, comfortable sofas, coffee tables, pendant lamps, greenery, large windows, natural light, warm ambient lighting, 3/4 composition, symmetrical framing, warm color tone, minimalist decor, elegant lines, study desks, bookshelves, students studying, laptops open, notebooks scattered, water bottles nearby, soft background blur.