Urban Pack Teen Street Style

A cool {argument name="subject" default="teen"} lifestyle advertisement poster. A confident {argument name="character" default="teenage girl"} in casual streetwear with headphones around neck poses beside a giant urban backpack 3x her height in {argument name="colors" default="black and neon yellow"} with multiple pockets visible, "URBAN PACK" printed in bold on the front pocket. Cool urban street background with graffiti wall and city blur. Bold urban sans-serif typography "URBAN PACK" in neon yellow and black filling background. 

Tagline bottom: "Pack your world." Small text top-right corner reads "Designed with Nano Banana 2" in grey. Photorealistic, teen urban lifestyle commercial, cool street lighting with neon accents.