Create a new original English weekend sale poster with oversized condensed offer typography.
Style: bold modernist print, offset paper strips, slim arch, dotted border.
Layout: tall portrait 9:16 composition with stacked discount, sale title, and extension label.
Main text: "UP TO 45% OFF", "WEEKEND SALE", "EXTENDED".
Language: English only; keep every phrase correctly spelled.
Design changes: use cobalt blue, coral red, pale lemon, and black with rearranged label positions.
Background: saturated cobalt field with restrained geometric framing.
Remove: watermark, brand logo, QR code, website, author mark, guideline text, and fine print.
Avoid: exact copying, original colors, random tiny text, misspelled text, and copyrighted brand elements.
