masterpiece, best quality, sharp focus, cinematic lighting, (intelligent young woman with glasses:1.1), messy bun, thoughtful gaze, (wearing a form-fitting cashmere turtleneck and a plaid mini-skirt:1.3), (upskirt shot:1.2), (cameltoe:1.3), thigh-high stockings, standing on a library ladder, reaching for a book on a high shelf, grand old library, towering dark wood bookshelves, warm desk lamp lighting, dust motes in the air, studious yet alluring, soft shadows