Generate a huge 1:1 scale 'Futur Spotify Camp Nou'. Style: M...

Generate a huge 1:1 scale 'Futur Spotify Camp Nou'. Style: Modern, clean concrete mega-structure. Materials: Light Grey & White Concrete for pillars/beams; clean Stone/Smooth Stone slabs for floors. No cracked blocks. Facade: Open-air stacked terraces, not solid walls. Interior: Steep 3-tier seating bowl using a randomized Red & Blue Concrete mosaic, with Yellow Concrete aisles, surrounding a green grass pitch. Roof: Massive tension cable-net structure with a large central oculus opening, featuring Red, Blue, and Yellow accents on the inner rim.