Thumbnail Design Brief

Generate a thumbnail design brief in designer-ready format:

Video: {{video_title}}
Topic: {{topic}}
Emotion: {{target_emotion}}
Brand style: {{brand_style}}

Output as design brief:

```
==============================================
         THUMBNAIL DESIGN BRIEF
==============================================
Video: [Title]
Deadline: [Date]

--- CONCEPT ---
Main Message: [In 3-4 words]
Target Emotion: [Emotion to evoke]

--- COMPOSITION ---
Layout: [Description]
Focal Point: [What draws the eye]
Text Placement: [Where text goes]

--- VISUAL ELEMENTS ---
Main Image: [Description]
Expression (if face): [Specific expression]
Props/Objects: [List]
Background: [Description]

--- TEXT ---
Copy: "[Exact text]"
Font Style: [Recommendation]
Color: [Hex code or description]
Max Words: [Number]

--- COLORS ---
Primary: [Color]
Secondary: [Color]
Accent: [Color]

--- TECHNICAL ---
Dimensions: 1280x720px
File Format: PNG
Mobile Check: Required

--- REFERENCE ---
[Link or description of style reference]
==============================================
```