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## PR-Codex overview
This PR introduces several enhancements and styling updates across various components in the application, including adjustments to CSS, layout changes, and the addition of a new package, `geist`. It aims to improve the overall appearance and functionality of the portal.
### Detailed summary
- Added `font-feature-settings` to `globals.css`.
- Updated `text-rendering`, `-webkit-font-smoothing`, and `text-size-adjust` in `global.css`.
- Included `geist` package in `package.json`.
- Modified layout and spacing in `vault/page.mdx`.
- Adjusted classes for `ApiEndpoint.tsx`, `Paragraph.tsx`, and `InlineCode.tsx`.
- Changed text color in `Subscribe.tsx`.
- Revised spacing and border styles in various components.
- Updated icons in `Anchor.tsx` and `ChatButton.tsx`.
- Enhanced styling of buttons and links across multiple components.
- Improved overall layout structure in `Header.tsx` and sidebar components.
- Refined search modal styles and item presentation in `DocSearch.tsx`.
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<!-- This is an auto-generated comment: release notes by coderabbit.ai -->
## Summary by CodeRabbit
- Style
- Switched site typography to Geist, enabled ligatures and improved text rendering.
- Redesigned header with central branding, consolidated controls, mobile menu and subtle backdrop.
- Refreshed visuals across search, footer, sidebar, platform selector, steps, cards, code/inline code, and mobile sidebar.
- Updated icons (chat, next-page, anchors), spacing/typography tweaks; vault features now stack vertically.
- Refactor
- Localized an article card component and reorganized footer/next-page flows; Edit link now wrapped in a button.
- Chores
- Added Geist dependency and extended Tailwind font settings; global font/rendering tweaks.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
MananTank
10fb338877