Generate a highly detailed Minecraf...

Generate a highly detailed Minecraft schematic of "Marineford" (Marine Headquarters) from the One Piece anime, built as a MASSIVE MEGA-BASE, designed to look stunning and cinematic as a finished build. SCALE REQUIREMENT (MEGA-BASE): This must be a true mega-base, not a compact recreation. Target an overall island diameter of at least 400-600 blocks (crescent tip to crescent tip). The central headquarters castle alone should be at least 80-120 blocks wide and 60-100 blocks tall across its tiers. The outer rampart wall should be thick enough to walk multiple rows on top (5-8 blocks wide) and tall enough to feel monumental (15-25 blocks). Plaza area between the castle and harbor should be large enough to fit dozens of sub-buildings, open training grounds, and pathways — think several hundred