Update documentation with comprehensive i18n features

README.md:
- Add multilingual support badge and live demo link
- Document Norwegian and English language switching
- Add i18n API section with language functions
- Include instructions for adding new languages
- Update file listing with current filenames

CLAUDE.md:
- Add internationalization system architecture details
- Document language preference persistence
- Include i18n testing commands and API usage
- Add customization points for translations
- Update key files section with favicon info

🤖 Generated with [Claude Code](https://claude.ai/code)

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

README.md

@@ -2,19 +2,30 @@
 
 A lightweight, user-friendly JavaScript solution for implementing GDPR-compliant optional tracking on websites. By default, only minimal tracking is enabled, and users can opt-in to enhanced tracking with a fun "Plz trac me!" button.
 
+**🌐 Now with full Norwegian and English language support!**
+
 ## Features
 
 - 🔒 **GDPR Compliant by Default**: Minimal tracking until user consents
+- 🌐 **Multilingual Support**: Norwegian and English with instant language switching
 - 🎨 **Beautiful UI**: Gradient button with hover effects and smooth animations
 - 📱 **Mobile Responsive**: Works perfectly on all device sizes
 - ⚡ **Lightweight**: Pure vanilla JavaScript, no dependencies
 - 🔧 **Easy Integration**: Drop-in solution for any website
 - 🍪 **Cookie Management**: Automatic cleanup when tracking is disabled
 - 📊 **Analytics Ready**: Google Analytics consent mode integration
+- 💾 **Persistent Preferences**: Language and consent choices remembered between visits
 
 ## Demo
 
-Open `gdpr-tracking-consent.html` in your browser to see the button in action!
+**🚀 Live Demo:** [https://kode.naiv.no/olemd/gdpr](https://kode.naiv.no/olemd/gdpr)
+
+Open `index.html` in your browser to see the button in action!
+
+**Language Support:**
+- Click **EN/NO** toggle in the top-right corner to switch languages
+- All content translates instantly without page reload
+- Language preference persists between visits
 
 ## Quick Start
 
@@ -134,6 +145,45 @@ window.trackingConsent.enableTracking();
 window.trackingConsent.disableTracking();
 ```
 
+## Internationalization (i18n)
+
+### Language Support
+Supports **Norwegian (Bokmål)** and **English** with:
+- Complete UI translation including consent modal
+- Proper Norwegian capitalization and compound words
+- Real-time language switching
+- Persistent language preference
+
+### Language API
+```javascript
+// Switch language programmatically
+setLanguage('no'); // Norwegian
+setLanguage('en'); // English
+
+// Get current language
+const currentLang = localStorage.getItem('gdpr-language') || 'en';
+
+// Listen for language changes
+document.addEventListener('DOMContentLoaded', () => {
+  // Language is automatically loaded from localStorage
+});
+```
+
+### Adding New Languages
+1. Add translations to the `translations` object:
+```javascript
+const translations = {
+  en: { /* English translations */ },
+  no: { /* Norwegian translations */ },
+  de: { /* German translations */ }
+};
+```
+
+2. Add language button:
+```html
+<button class="lang-btn" onclick="setLanguage('de')" id="langDe">DE</button>
+```
+
 ## Browser Support
 
 - Modern browsers (ES6+)
@@ -142,9 +192,11 @@ window.trackingConsent.disableTracking();
 
 ## Files
 
-- `gdpr-tracking-consent.html` - Complete demo with all features
+- `index.html` - Complete demo with all features and i18n support
 - `integration-example.js` - Integration examples for different frameworks
 - `README.md` - This documentation
+- `CLAUDE.md` - Repository guidance for Claude Code
+- `favicon.svg`, `favicon.ico` - Privacy-themed favicon files
 
 ## Legal Compliance