Act as a social media strategist with 5+ years of experience in optimizing LinkedIn engagement. Analyze the latest 2024 trends and provide data-backed recommendations for the ideal LinkedIn post length. Consider factors like [INDUSTRY], [TARGET AUDIENCE], and [POST TYPE] (e.g., thought leadership vs. quick tips). Include: 1) Character count sweet spots, 2) Optimal paragraph structure, 3) Best practices for hook sentences, and 4) How to balance text with [MEDIA TYPE]. Support your recommendations with at least 3 statistics from credible sources.