Replace Tyndale AI branding with Woolnoth identity including:
- New brand colors: Deep Navy (#24293e), Soft Light Grey (#f4f4f6),
Cool Slate Blue (#5c6f91), and Burnt Coral Red (#e94f37)
- Updated typography from Montserrat/Outfit to Inter/Plus Jakarta Sans
- Add reusable Logo component for consistent branding
- Update favicon and page title
- Apply new color scheme across all components (chat, landing, pages)
- Update CSS variables and Tailwind config for brand consistency
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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