Let me check the current state of all the files to identify what needs fixing:

Good. Let me also check all the dependencies and supporting files to see if there are any issues:

Now let me check the remaining files to see if everything links up properly:

I see several critical issues. Let me check more files:

Now let me check the remaining files:

Now I have a full picture. I've identified the following issues to fix:

1. Missing ThemeProvider component - layout imports from @/components/theme-provider but it doesn't exist
2. Wrong route paths - sidebar uses /dashboard/* but the dashboard layout is at /(dashboard)/*, meaning the actual routes are /chat, /lessons, /quizzes, /reports (with page.tsx at the root of (dashboard))
3. Landing page has corrupted character - جا??ز should be جاهز
4. Missing remaining components - stats-cards, progress-chart, recent-activity, message-bubble, typing-indicator, flashcard-deck, lesson-card, pdf-upload, lessons page, lesson detail page

Let me check the route structure to confirm:

Interesting - the glob shows no files. Let me check with a different pattern:

All files exist including components/theme-provider.tsx. The route structure is (dashboard) which is a route group - the actual URLs will be /, /chat, /lessons, /quizzes, /reports etc. But the sidebar links point to /dashboard/*. That's the main bug. The (dashboard) route group means:

• app/(dashboard)/page.tsx -> URL is / (conflicts with landing page at app/page.tsx)
• app/(dashboard)/chat/page.tsx -> URL is /chat

This conflicts with the landing page. I need to restructure: the dashboard should be at /dashboard/*. Let me fix all route paths by moving to a proper /dashboard route instead of a route group:

Now I have the full picture. The key issues are:

1. Route group (dashboard) maps to root URL / - conflicts with landing page. Need to move everything to /dashboard/* path.
2. Landing page has corrupted Arabic text جا??ز should be جاهز

Let me fix by restructuring the routes from (dashboard) to dashboard:

Now let me recreate all pages under /dashboard/*:

Now write the quizzes and reports pages:

Now fix the corrupted Arabic character in the landing page and check the lesson card for route links:

The lesson card already uses /dashboard/lessons/${lesson.id} which is correct. Let me now re-check the landing page for the corrupted character:

Good - the text is already correct (جاهز). Now let me also check the remaining components - stats-cards, progress-chart, recent-activity, and the theme-provider:

Everything looks solid. The theme provider exists, all components are well-formed, and all route links use /dashboard/* which now matches the new app/dashboard/* file structure. Let me also update the stats card to use indigo instead of purple, consistent with the design palette:

Now let me mark all tasks as done:

Let me check the current state of all files and identify what's broken:

Good, all files are in place. Let me read through every key file to find issues:

Good - root layout, globals, theme-provider, and package.json all look solid. Now let me read all the data, context, and AI layers:

Now let me read all the page and component files:

Now let me read the remaining component and page files:

Now let me read all remaining files:

Now let me check the quiz-data and lessons-data which are critical for the quiz pages:

Now I have a complete picture. I've checked every single file. Let me verify the lessons-data is exporting correctly:

I've now read every single file in the project. The code looks well-structured and complete. There's one issue I see - the generateSummaryFromText function in simulate-ai.ts has a corrupted character. Let me fix it:

Now let me also check if there are any remaining (dashboard) folder leftovers:

Only the plan file references the old route group (which is fine). All code files are clean. Everything should be working now. The complete platform includes:

• Landing page (/) - Hero section, features grid, stats, CTA
• Dashboard (/dashboard) - Stats cards, quick actions, progress chart, recent activity
• AI Chatbot (/dashboard/chat) - "Ustaz Code" chat with smart topic detection, code rendering, typing indicator
• Lessons (/dashboard/lessons) - 6 programming lessons with content, summaries, flashcards, quizzes, + PDF upload with auto-generation
• Quizzes (/dashboard/quizzes) - Standalone quiz system with timer, explanations, results review
• Reports (/dashboard/reports) - Bar charts, radar chart, pie chart, strengths/weaknesses analysis, recommendations

All data persists via localStorage through the StudentProvider context. The only fix needed was a corrupted Arabic character in the AI simulator (ال��لف -> الملف), and the old (dashboard) route group files were already cleaned up in the previous session.