Geometric Christmas Paper Construction Greeting Poster

Professional Christmas greeting poster, vertical, flat geometric paper construction. [Colors] Signal red #C31F2B field, three greens #2F6B45, #1F5033, #143D26 for the tree tiers, butter yellow #F7D046 star, pure white flakes, dark red shadowed display type. [Layout] A large triangle tree dead centre built from stacked trapezoid tiers; headline crossing the top tier; a dark green band through the middle carrying a subtitle; a faceted star on the centre tier; a centred message block low on the trunk tier; code square at the foot. [Typography] Bold yellow block sans for the headline, white letterspaced caps on the band, small white centred lines below. [Subject] A stylised fir formed from five nested green trapezoids with visible fold shading, oversized snowflakes clipped by the side edges, soft bokeh dots in the red ground. [Lighting & mood] Flat graphic light with paper-fold shadows, bold, poster-simple, highly legible. [Details] Three short text elements: "CHRISTMAS WISHES", "WARMER NIGHTS, TOGETHER", "MERRY & BRIGHT".