Christmas Tree Decorating Workshop Invitation

Professional Christmas workshop invitation poster, vertical, minimal outlined-light illustration on deep red. [Colors] Rich poinsettia red (#B21D24), pure white outlines with a soft outer glow, emerald and gold ornament fills, small cyan sparkles. [Layout] Logo lockup top-left, a heavy white headline across the top, a bracketed date line, the outlined tree centred with ornaments scattered inside its silhouette, three lines of invitation copy beneath, two pill-shaped info bars stacked, and a code square with contact lines at the foot. [Typography] Bold geometric sans with a slight white glow for the headline; thin sans in wide tracking for the date; small caps on the info pills. [Subject] A Christmas tree drawn as a single thick glowing outline, its interior filled with die-cut decorations: gold stars, a striped bauble, a green wreath, green mittens, a small bell and red boots. [Lighting & mood] Night-time glow, crisp and inviting. [Details] Snowfall dots of varying size, tiny snowflake icons, generous dark red margin. Text: "TREE DECORATING", "DEC 25", "1F ATRIUM".