Halloween Party Event Poster

Professional Halloween cartoon poster, vertical 9:16, bold flat vector with hand-drawn texture. [Colors] Bright violet ground (#7C3BD4), pale lavender moon (#E6D2F5), pumpkin orange (#F08A1E), ink black, cream white, lilac candy stripes. [Layout] Massive brush-lettered headline stacked at the top on two lines, a tilted orange ribbon strip beneath, a huge witch hat sitting at a jaunty angle in the middle, a small ghost tugging its ribbon at the lower left, candies scattered along the bottom. [Typography] Thick dry-brush display letters in white with black shadow and orange underlay, small rounded sans for the ribbon line, playful hand lettering throughout. [Subject] Oversized crooked witch hat in black with a purple band, gold buckle, bow and a star charm hanging from the tip, chubby ghost straining on the orange ribbon, carved jack-o'-lantern at the right, bats flitting around the moon, curled mist lines and four-point stars. [Lighting & Mood] Flat poster light with soft cloud bands in the background; cheeky, high-contrast, kid-friendly. [Details] Sketchy outline strokes, subtle halftone dots, wrapped candies in purple and orange, sparkle glyphs beside the headline, wide bottom margin for event details.