docs: add Impeccable acknowledgment to README

Credit pbakaus/impeccable for design audit methodology, OKLCH color
system, anti-AI-slop patterns, typography standards, motion tokens,
and vanilla JS interaction patterns used across 6 UI team skills.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

README.md

@@ -412,6 +412,12 @@ Visual workflow template editor with drag-drop.
 
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+## 🙏 Acknowledgments
+
+- **[Impeccable](https://github.com/pbakaus/impeccable)** — Design audit methodology, OKLCH color system, anti-AI-slop detection patterns, editorial typography standards, motion/animation token architecture, and vanilla JS interaction patterns. The UI team skills (`team-ui-polish`, `team-interactive-craft`, `team-motion-design`, `team-visual-a11y`, `team-uidesign`, `team-ux-improve`) draw heavily from Impeccable's design knowledge.
+
+---
+
 ## 🤝 Contributing
 
 <div align="center">

README_CN.md

@@ -412,6 +412,12 @@ v2 团队架构引入了**事件驱动的节拍模型**，实现高效编排：
 
 ---
 
+## 🙏 致谢
+
+- **[Impeccable](https://github.com/pbakaus/impeccable)** — 设计审计方法论、OKLCH 色彩系统、anti-AI-slop 检测模式、编辑级排版标准、动效/动画 token 体系、以及原生 JS 交互模式。UI 团队技能（`team-ui-polish`、`team-interactive-craft`、`team-motion-design`、`team-visual-a11y`、`team-uidesign`、`team-ux-improve`）大量借鉴了 Impeccable 的设计知识。
+
+---
+
 ## 🤝 贡献
 
 <div align="center">