Create an ultra-premium advertising poster for a fictional artisan chocolate box brand "NOIR MAISON". FORMAT: 4:5 vertical, opulent gift-luxury layout. SUBJECT: an open black velvet chocolate box revealing glossy assorted pralines dusted with gold leaf, a few cocoa beans and a satin ribbon beside it. BACKGROUND: deep burgundy-to-black gradient with warm candlelight glow. LIGHTING: soft warm glow highlighting the glossy chocolate, luxurious deep shadows. TYPOGRAPHY: refined serif logo "NOIR MAISON" centered top, tiny tagline "Crafted to indulge" at the bottom. FINISH: 8k, hyper-realistic, decadent high-end commercial finish.