Fantasy sci-fi book illustration, futuristic cityscape background, towering skyscrapers, holographic advertisements, neon lights reflecting off metallic surfaces, a lone girl, 18yo, short blue hair, piercing green eyes, white skin, mechanical left arm, intricate circuitry details, black leather jacket, ripped jeans, combat boots, holding a holographic book, concentrated expression, soft focus on the background, sharp lines on the character, cinematic composition, warm color palette, high contrast lighting.