A floating sky platform arena with ...

A floating sky platform arena with no ground connection, 40x40 footprint, 18 blocks tall open-top design. Exterior: polished white quartz and end stone brick platform floating in sky, cloud-white wool and white concrete floor, light blue and white stained glass open-sided walls with wind-through gaps, amethyst cluster decorations on outer rim, iron bar railings at edges, central entrance quartz obelisk with amethyst teleport pad at base. Interior: open-air battle floor of polished quartz and white concrete, light blue stained glass half-walls, raised circular gym leader dais of amethyst at far end, no ceiling, open sky above. Style: celestial sky temple, cloud fortress, cosmic air aesthetic. Blocks: polished quartz, end stone bricks, white stained glass, light blue stained glass, white con