fix(docs): use claude.ai/design link, remove raw download option

- Link to claude.ai/design instead of claude.ai
- Remove raw.githubusercontent download links (just GitHub with ↓ button)
- Fix stale SKILL.md link text in prompting guide

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: ukimsanov

docs/guides/claude-design.mdx

@@ -9,10 +9,10 @@ Claude Design produces a **valid first draft** of a HyperFrames video — brand
 
 <Steps>
   <Step title="Download the instruction file">
-    Open [`claude-design-hyperframes.md`](https://github.com/heygen-com/hyperframes/blob/main/docs/guides/claude-design-hyperframes.md) on GitHub and click the download button (↓) to save it. Or right-click [`this raw link`](https://raw.githubusercontent.com/heygen-com/hyperframes/main/docs/guides/claude-design-hyperframes.md) → **Save Link As**.
+    Open [`claude-design-hyperframes.md`](https://github.com/heygen-com/hyperframes/blob/main/docs/guides/claude-design-hyperframes.md) on GitHub and click the download button (↓) to save it.
   </Step>
   <Step title="Open Claude Design">
-    Start a new chat at [claude.ai](https://claude.ai) with Claude Design enabled.
+    Start a new chat at [claude.ai/design](https://claude.ai/design).
   </Step>
   <Step title="Attach the file + describe your video">
     Drag the `claude-design-hyperframes.md` file into the chat. Describe what you want — include screenshots, brand assets, or a palette if you have them.
@@ -38,7 +38,7 @@ Claude Design produces a **valid first draft** of a HyperFrames video — brand
 
 | Surface                     | Recommended setup                                                                                                             |
 | --------------------------- | ----------------------------------------------------------------------------------------------------------------------------- |
-| Claude Design               | Download [`claude-design-hyperframes.md`](https://raw.githubusercontent.com/heygen-com/hyperframes/main/docs/guides/claude-design-hyperframes.md) and attach to your chat |
+| Claude Design               | Download [`claude-design-hyperframes.md`](https://github.com/heygen-com/hyperframes/blob/main/docs/guides/claude-design-hyperframes.md) from GitHub and attach to your chat |
 | Claude Code                 | `npx skills add heygen-com/hyperframes`, then use `/hyperframes`                                                              |
 | Cursor / Codex / Gemini CLI | `npx skills add heygen-com/hyperframes`                                                                                       |
 

docs/guides/prompting.mdx

@@ -29,7 +29,7 @@ In Claude Code, restart the session after installing. Skills register as **slash
 
 ## Claude Design
 
-Claude Design uses a different setup. Right-click [`SKILL.md`](https://raw.githubusercontent.com/heygen-com/hyperframes/main/docs/guides/claude-design-hyperframes.md) → **Save Link As** to download, then **attach it to your chat** (don't paste the URL — file attachments produce better output):
+Claude Design uses a different setup. Download [`claude-design-hyperframes.md`](https://github.com/heygen-com/hyperframes/blob/main/docs/guides/claude-design-hyperframes.md) from GitHub (click the ↓ button), then **attach it to your chat** (don't paste the URL — file attachments produce better output):
 
 ```text
 Use the attached skill. 25-second LinkedIn video for my startup.