Create an original vertical hanging membership coupon with a mint clip frame, black cat, barcode header, torn edge, and rounded button. Keep soft pink and mint-green colors, with brighter pink and deeper mint. Text: “会员无门槛券”, “80”, “指定商品可用”, “立即领取”. Add small stars, ribbons, and highlights. Transparent background. No logo, watermark, QR code, website, or note text.