magic cauldron, large size, Hogwarts emblem, enchanted steam, bubbling potion, green liquid, glowing contents, ancient runes, iron material, rough texture, stone floor, Hogwarts potions classroom, dimly lit, flickering candlelight, stone walls, wooden shelves, potion bottles, dusty books, magical herbs, wizard students, robes, house colors, busy brewing, 3/4 view, atmospheric lighting, detailed magical environment, fantasy setting, mystical ambiance.