Black Friday Mega Shopping Carnival Poster

Professional Black Friday e-commerce sale poster, vertical 9:16, retro comic pop-art style with a giant speech-bubble cloud. [Colors] Background is comic-book red (#e8261f) with radiating white ray lines from the centre; the massive speech cloud is pure white with a bold black outline; headline type is black and red; the corner tab is a stacked black-and-white "50% OFF" sign; the megaphone illustration is red with white stripes and orange sound strokes; QR block is black on white. No frame border. [Layout] A stacked black-and-white "50% OFF" tab sits at the top right with small comic dash marks at the left; a colossal white comic cloud with jagged tail fills the upper two-thirds; inside it a small black caps line, a giant red display word between red guillemets, and a huge black display line with an English caption beneath; the lower third returns to red with a cartoon megaphone at left and a bold stacked red offer figure at right; a white footer strip carries a QR placeholder, a bold caption and two small text lines. [Subject] No people. Comic explosion dashes, a hand-drawn red megaphone with motion strokes, and the giant outlined cloud carry the whole composition. [Headline] Black caps in the cloud: "HOT DEALS · GRAB YOURS"; giant red serif "BF" flanked by red guillemets; huge black caps "MEGA SHOPPING CARNIVAL" with grey caption "Shopping Carnival". Right lower block: "Sitewide" small above huge red "300" tagged "Over" and "$150 Off" stacked in red. Footer: "Scan For Even More Deals" beside the QR placeholder with two tiny address lines. [Mood] Bold, comic and direct; pop-art rays and a shouting megaphone making one giant discount impossible to ignore.