Write a detailed logo concept brief for a {{industry}} brand using a {{visual_style}} design direction. The brief must be written in a {{tone}} tone for {{target_audience}}. The goal is to establish thought leadership. Use Sketch as the design tool.

Output a professional report with these sections:
- Executive Summary
- Key Findings
- Detailed Analysis (3 logo concepts)
- Evaluation Criteria
- Technical Requirements
- Recommendations
- Next Steps

Before writing, analyze visual conventions in {{industry}} logos, competitor landscape, differentiation opportunity, and emotional target for {{target_audience}}.

Develop 3 logo concepts: Symbolic, Typographic, and Abstract/Geometric. Rate each on memorability, scalability, versatility, relevance, timelessness, and distinctiveness.

Specify technical requirements: file formats, color versions, minimum reproduction size, clear space, forbidden modifications.

Select the strongest concept and suggest refinements.

Maximum 1700 words. Use Markdown headings.

Paste any relevant background information after these instructions before running.