Magical Halloween Night Party

Halloween night-party poster, vertical 9:16, richly detailed cartoon illustration. [Colors] Deep violet #3B1F63 sky, magenta #8E3FA8 glow, amber #F2A03D window lights, warm parchment #E9D6B8 panels. [Layout] Hero scene in the top half, then two stacked parchment panels with ragged edges for event details and perks, contact strip along the very bottom. [Typography] White-and-gold chunky brush headline with purple outline, small orange pill labels "What's On" and "When", clean sans body copy, wide-tracked footer. [Subject] A little witch in a wide-brimmed hat and striped stockings flying on a broom across a moonlit hill town, arm outstretched toward a glowing cottage; a cheerful ghost holding a lollipop rides behind her, bats and a wooden "Trick or Treat" sign nearby. [Lighting & Mood] Warm lantern glow against cool night blue, whimsical storybook mood. [Details] Cobweb corners, small pumpkins along the fence, gift boxes and a candy pail beside the perks panel; copy "Night garden party, NPC games, haunted house, parade, costume show", "Oct 31, 19:30-23:30", hotline and address.