blog-banner-creationlisted
Install: claude install-skill puretechnyc/purebrain-skills
# Blog Banner Creation Skill
## Purpose
Create branded blog header images that follow strict layout and branding rules to ensure consistency and mobile-safe rendering across all platforms.
## CORE RULES
### 1. The 75% Safe Zone Rule
**ALL important content MUST be within the center 75% of the image.**
```
+--------------------------------------------------+
| 12.5% margin |
| +--------------------------------------------+ |
| | | |
| | 75% SAFE ZONE | |
| | (All logos, text, important content) | |
| | | |
| +--------------------------------------------+ |
| 12.5% margin |
+--------------------------------------------------+
```
- **Horizontal margins**: 12.5% on left and right
- **Vertical margins**: 12.5% on top and bottom
- **Why**: Prevents cutoff on mobile devices and social media previews
### 2. Layout Hierarchy (Top to Bottom)
Within the 75% safe zone, content is arranged:
```
TOP-LEFT: [Brand Icon] Brand Logo (WITH SHADOW)
(positioned LEFT or RIGHT, NOT centered)
(shadow behind text for "lift" effect)
MIDDLE: ARTICLE TITLE
(LARGE font, main focus, CENTERED, word-wrapped if needed)
(subtle shadow for readability)
BOTTOM: (NOTHING - no tagline, title is the main content)
```
**Key Points**:
- Logo icon should be