Christmas Mega Sale Winter Promotional Poster

Professional Christmas shopping poster, tall vertical, photographic composite with snowfall. [Colors] crimson #A8121C to #6B0A12, snowy white #FAFAF7, silver grey #C9CDD2, ribbon red #D42A2A. [Layout] long canvas: small kicker and a huge white headline at the top, a green ribbon date band beneath, a mid-section of a drifting empty gift box, candy-cane bundle and stacked parcels, a tall decorated tree cropped at the right edge, snow drift across the base. [Typography] heavy compressed sans for the headline, small italic serif for the kicker, condensed capitals for the date band. [Subject] pale-wrapped boxes with red ribbon, candy canes in a kraft bag, dense fir hung with baubles, a single red ornament half-buried in the foreground snow. [Lighting & mood] cold falling snow against warm red, cinematic depth. [Details] motion-blurred flakes, soft bokeh lights, realistic gift-wrap folds. Text: "CHRISTMAS MEGA SALE", "DEC 25".