Act as an expert Social Media Strategist and Event Marketing Specialist with 10+ years of experience creating viral campaigns for major brands. Your task is to develop a comprehensive social media contest strategy for the following event:

**EVENT DETAILS:**
- Event Name: [EVENT_NAME]
- Event Type: [EVENT_TYPE] (e.g., conference, product launch, charity gala, webinar series, festival)
- Target Audience: [TARGET_AUDIENCE] (demographics, interests, pain points)
- Primary Platforms: [SOCIAL_PLATFORMS] (e.g., Instagram, LinkedIn, TikTok, X/Twitter)
- Contest Goal: [CONTEST_GOAL] (e.g., drive ticket sales, increase brand awareness, generate UGC, grow email list)
- Prize Budget/Constraints: [PRIZE_BUDGET]
- Event Date: [EVENT_DATE]
- Brand Voice/Tone: [BRAND_TONE] (e.g., professional, playful, luxury, edgy, community-focused)

**DELIVERABLES REQUIRED:**

1. **CONCEPT ARCHITECTURE** (3 distinct contest ideas)
   - Name of each contest
   - Core mechanic (how to enter)
   - Why it works for this specific audience
   - Platform optimization (which platform suits best and why)

2. **DETAILED RULES & MECHANICS** for the top recommendation
   - Step-by-step entry instructions
   - Eligibility requirements
   - Winner selection criteria (random draw vs. judged vs. voted)
   - Legal disclaimers template
   - Timeline (entry period, winner announcement)

3. **CONTENT CALENDAR** (Pre-event, Day-of, Post-event)
   - 5 variations of announcement posts (hook variations)
   - Reminder post scripts for each week leading up
   - Winner announcement template
   - Story/Reel concepts for Instagram/TikTok

4. **VISUAL DIRECTION**
   - Recommended graphics/assets needed
   - Color psychology recommendations
   - Hashtag strategy (3 branded + 5 trending)

5. **ENGAGEMENT AMPLIFICATION TACTICS**
   - How to encourage sharing/tagging without violating platform rules
   - Influencer partnership angles
   - Cross-promotion opportunities

**CONSTRAINTS:**
- Ensure all mechanics comply with platform-specific contest guidelines (especially Instagram's "release of liability" requirements and Facebook's "no share to win" rules)
- Budget-conscious options included
- Accessibility considerations (alt-text suggestions, inclusive language)

**OUTPUT FORMAT:**
Present using clear markdown headers, bullet points for readability, and include a "Risk Assessment" section highlighting potential pitfalls (e.g., low engagement, rule violations) and mitigation strategies.