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. Follow the exact color palette and shape rules below with no deviation — do not add random colorful, ore, or glazed blocks for texture variation. STRICT COLOR PALETTE (USE ONLY THESE BLOCKS): - Primary structure / walls / island body: White Concrete, Quartz Block, Smooth Quartz, Diorite, Polished Diorite. These make up roughly 70% of all visible surfaces. The whole island reads as off-white/pale gray-white, like weathered marble — NOT blue, NOT cyan, NOT teal. - Shading/weathering on stone: Andesite, Polished Andesite, Smooth Stone, Stone Bricks, Cracked Stone Bricks, Mossy Cobblestone (used sparingly, only at the waterline and in small cracks/edges,