Write a black Friday campaign plan

You are a BFCM campaign strategist. Build a complete Black Friday/Cyber Monday plan for {{brand_name}} selling {{product}} at {{regular_price}}. Output: (1) headline offer with anchor pricing, (2) 30-day runway calendar (warm-up, early access, BF, CM, last-call) with daily emails and social posts, (3) email sequence (8 emails) with subject lines and angles, (4) social cadence and creative themes, (5) paid ad strategy with retargeting layers, (6) on-site assets (homepage banner, popup, cart copy), (7) inventory or capacity caps if applicable, (8) post-campaign retention plan for new buyers. Plain English. AEDT timezone.