Spooky Halloween Top-Up Sale

Halloween top-up promotion poster, vertical 9:16, playful cartoon retail layout. [Colors] Rich violet background (#3F1A72 to #5B2A96) with glowing moon and mist, tangerine coupon bands (#F7941E to #EF6C1F), butter yellow highlights, white type. [Layout] Two-line brush headline at the top, hero mascot centred just below, then three stacked rounded coupon bands at slightly alternating widths, each with a large price figure, a dashed divider and a benefit line, closed by a small time-limited strip along the bottom. [Typography] Distressed cream brush caps for the headline with a loose hand-drawn feel, oversized condensed numerals in yellow with shadow for amounts, small white sans for perk descriptions, tiny caps on the deadline line. [Subject] Cute sheet ghost in an orange-and-purple striped witch hat riding a straw broom, smiling with a rosy blush, a pumpkin balloon floating beside it, grinning jack-o'-lantern and small ghost peeking from the lower corners. [Lighting & Mood] Night glow, soft bloom around the moon, energetic and friendly, no menace. [Details] Bare branch frame at the top corners, cobweb, full moon disc, bat silhouette, tiny sparkle stars, row of carved pumpkins along the base, dark castle turret on the right.