Generate a [9:16 vertical / 1:1 square] video optimized for [PLATFORM: TikTok/Instagram Reels/YouTube Shorts]. Duration: [6-15 seconds]. Hook concept: [DESCRIBE THE UNEXPECTED OR DRAMATIC OPENING MOMENT]. Opening frame must immediately establish: [SUBJECT / TENSION / CURIOSITY GAP]. Visual pacing: [FAST CUT / SLOW REVEAL / SINGLE CONTINUOUS SHOT]. Text overlay space: reserve [TOP/BOTTOM] third for captions. Color treatment: [HIGH SATURATION for scroll-stop / DESATURATED for editorial]. The first 2 seconds must show: [DESCRIBE THE ATTENTION-GRABBING ELEMENT]. End frame: [DESCRIBE CLOSING IMAGE OR LOOP POINT].