teaser poster for a luxury jewelry brand. The image features 10 closed, velvet jewelry boxes in rich, dark colors like deep blue, emerald green, and burgundy, each with a soft, elegant texture. The boxes are arranged symmetrically on a dark background, illuminated by a gentle spotlight to create a mysterious atmosphere. The velvet texture should be clearly visible, giving a soft and luxurious feel, contrasting against the dark surroundings. The overall tone is minimalistic, with an emphasis on intrigue and sophistication --ar 4:5 --s 250