Hot-Selling Toolbox Deal Poster

[Format] Professional e-commerce product main image, square 1:1, hard-selling tool-deal style with a dramatic dark backdrop. [Colors] Background is a near-black charcoal gradient with a faint dark vignette (#1c1c1c range). Headline yellow and white, price yellow, bottom band golden yellow with navy type, corner tab red. No frame border. [Layout] Upper-left: three stacked headline lines plus a yellow strip. Center: the open red toolbox. Lower-left: a price column with a small label. The bottom edge has a red corner tab and a full-width yellow banner. [Subject] A glossy red steel cantilever toolbox with its two trays folded open in stepped tiers, holding a polished set of chrome combination wrenches, a black carry handle on top, photographed at a slight three-quarter angle with sharp reflections; no people. [Headline] Top-left: "Hot-Selling Best-Seller" in heavy yellow caps, "A Home Essential" in heavy white caps beneath. A yellow strip reads "Limited Stock — First Come, First Served" in navy. Lower-left: small grey "Promo Price" above "$128" in huge yellow numerals. Red corner tab: "SF Express Free Shipping". Yellow banner: "Free Nationwide Delivery — Limited-Time Rush". [Mood] Urgent, high-impact and value-forward; a black ground with warning-yellow and red deal cues.