Build a medieval combat coliseum fo...

Build a medieval combat coliseum for Minecraft. Circular arena with a 24x24 block fighting floor made of smooth sandstone and stone brick patterns forming a central diamond-shaped emblem. Overall diameter approximately 40-48 blocks. Two levels of spectator stands surrounding the arena. Exterior walls 7-8 blocks high built with stone bricks, cracked stone bricks, andesite, cobblestone, and mossy stone bricks. Repeating buttresses and stone pillars evenly distributed around the circumference. One large main entrance centered on the south side with a stone archway, stairs, lanterns, banners, and oak wood supports. Medieval rustic style with realistic structural support. Decorative blue banners hanging between pillars. Warm lighting using lanterns, torches, and occasional campfire smoke effect