Festive Christmas Party Sticker Invitation

Professional Christmas party invitation, vertical, die-cut sticker illustration. [Colors] Warm scarlet backdrop (#D6453B), kelly green envelope (#2E7A45), kraft cream card (#F3E7C9), with mustard, coral and white outlines. [Layout] Three stacked headline bars at the top, a character cluster of tree, snowman and Santa in the middle, then a large open envelope in the lower half with a cream card sliding out that holds the details, code square at the very bottom. [Typography] Rounded playful bubble letters, outlined white and shadowed, with small centred sans lines on the card. [Subject] A sticker-style Christmas tree with candy cane decorations, a snowman in a striped hat, and a waving Santa, all with thick white cut borders on a red field. [Lighting & mood] Bright flat light, hand-cut paper charm, friendly and childlike. [Details] Little stars, holly sprigs, paperclip and tape marks, wrapped gifts at the envelope mouth, sticker shadows lifting the cut shapes. Text: "YOU'RE INVITED", "DEC 24 · 2 PM", "SHOW & GAMES".