Pastel 3D Christmas Gift Pyramid Sale Poster

Christmas sale poster, vertical, pastel 3D render. [Colors] blush pink #F6BFC6 sky, mint #A8D8CB, pistachio #CFE3B4, coral #EE8A7E, white #FFFFFF. [Layout] a script line and headline stacked at the top with a hashtag line beneath, a stepped pyramid of gift boxes forming a tree through the middle, a snowman at the lower right, an offer plate and date line near the bottom, QR at the base. [Typography] bold rounded sans headline, wide-tracked script subtitle, small sans for the offer rows. [Subject] a tiered tower of pastel gift boxes with ribbon bows, two front boxes displaying baby bottles and cream jars, a gold star and bells at the apex, a small snowman and gingerbread man at the foot. [Lighting & mood] soft candy light, glossy highlights, gentle shadows, airy. [Details] text: "MERRY CHRISTMAS", "SPEND 300 SAVE 50", "DEC 1 - 25"; string lights, pale teal baubles, pastel sparkles, faint pink glow on the floor.