Create an original tall Korean autumn shopping coupon poster in bright red, orange, and cream, with a large white coupon ticket and a compact discount strip.
Text: “가을 쇼핑대축제”, “전 품목 7-10% 할인”, “기간 한정”. Keep festive details restrained.
No brand, watermark, QR code, website, Chinese text, English text, or random tiny text.