A stylish streetwear hoodie fashion poster, showcasing the back view of a green oversized hoodie with spray-paint texture and abstract patterns. Futuristic design with glowing neon text “GAMEDAY HOODIE” in bold uppercase font behind the hoodie, misty atmospheric effects, floating planet-like orbs around the hoodie, and a techy grid background. Winter fashion theme with minimal interface icons at the bottom. Cool green color palette with subtle gradients and cosmic elements. 3:4 ratio, high detail, graphic design poster style, soft shadows and lighting.