docs: add README and fix Vite 7 override

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

README.md

@@ -0,0 +1,77 @@
+# Talk Pro
+
+Marketing landing page for Talk Pro — a modern messaging app designed for clear, simple, and reliable communication.
+
+## Stack
+
+- [Astro 6](https://astro.build) — static site generator, zero client-side JS
+- [UnoCSS](https://unocss.dev) — atomic CSS engine (Tailwind-compatible, faster HMR)
+- TypeScript (strict)
+- Inter — Google Fonts
+
+## Getting Started
+
+```bash
+npm install
+npm run dev
+```
+
+Open [http://localhost:4321](http://localhost:4321)
+
+## Commands
+
+| Command | Description |
+|---------|-------------|
+| `npm run dev` | Start dev server at `localhost:4321` |
+| `npm run build` | Build for production into `dist/` |
+| `npm run preview` | Preview production build locally |
+
+## Project Structure
+
+```
+talk-pro/
+├── public/
+│   └── assets/          # Images downloaded from Figma
+├── src/
+│   ├── layouts/
+│   │   └── Base.astro   # HTML shell, Inter font, meta
+│   ├── components/
+│   │   ├── Header.astro      # Sticky frosted-glass nav
+│   │   ├── Hero.astro        # Hero with phone mockup
+│   │   ├── CoreSystem.astro  # 6-feature card grid
+│   │   ├── UseCases.astro    # 3 identity cards
+│   │   ├── DownloadCTA.astro # Store badges
+│   │   └── Footer.astro      # Links + copyright
+│   ├── pages/
+│   │   └── index.astro  # Composes all sections
+│   └── styles/
+│       └── global.css
+├── uno.config.ts        # Design tokens + UnoCSS config
+└── astro.config.mjs
+```
+
+## Design Tokens
+
+Defined in `uno.config.ts`:
+
+| Token | Value |
+|-------|-------|
+| `brand` | `#f28a4b` |
+| `text-primary` | `#2e2a28` |
+| `text-secondary` | `#7a726d` |
+| `surface` | `#f8f3ee` |
+| `surface-alt` | `#f2eae3` |
+| `surface-footer` | `#efe6de` |
+| `border-light` | `#e3d9d1` |
+
+## Assets
+
+Figma assets are stored in `public/assets/`. To re-download them (valid for 7 days from Figma export):
+
+```bash
+bash scripts/download-assets.sh
+```
+
+## Design Source
+
+Figma: [Talk Pro — Home Page Desktop](https://www.figma.com/design/Gb8WMJ2RLlcZ0bigoiOQx9/Talk-Pro?node-id=9333-31390)