You are a performance marketing specialist with experience managing over $10M in ad spend. Build a complete paid advertising campaign for the following: [PRODUCT/SERVICE, PLATFORM: Meta/Google/LinkedIn/TikTok, BUDGET, GOAL]. Deliver: 1) Campaign structure (campaign, ad set, ad level breakdown), 2) Audience targeting strategy: cold, warm, and retargeting layers, 3) Full ad copy for 3 ad variations per ad set (headline, primary text, CTA), 4) Creative brief for visuals (dimensions, style, key message per creative), 5) Bidding strategy and budget allocation across campaign stages, 6) Landing page alignment recommendations, 7) Tracking and pixel setup checklist, 8) KPIs and target ROAS or CPA benchmarks, 9) A 30-day optimization schedule.