- Add computeLessonDifficulty function to determine lesson difficulty
based on selector complexity (easy/medium/hard)
- Display difficulty badge with bar indicator in lesson title row
- Add mobile navigation links (CSS, HTML, Tailwind) to sidebar
- Add mobile auth trigger button in sidebar
- Redesign settings section with card layout and native toggles
- Add difficulty translations for all 6 languages
- Fix module pill overflow on narrow screens
- Progress text now says "X of Y lessons completed" in all languages
- Each milestone badge shows a portion of the gradient based on position
- Progress bar shows full gradient, cropped to current progress percentage
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Previous button stays "Previous" and works the same everywhere.
Only difference in playground: Next button is hidden.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
The Back button in playground now works the same as Previous button
on other pages - it navigates to the previous lesson.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Instead of a separate back button, the Previous button is repurposed
as "Back" in playground mode - same position (left), same style.
Only the Next button is hidden in playground mode.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add back button to game-controls (shown only in playground mode)
- Replace dice img with inline SVG using currentColor for consistent styling
- Add SVG sizing rule to .btn-icon
- Add "back" translation to all 6 languages
🤖 Generated with [Claude Code](https://claude.com/claude-code)
The progress text was showing "0 of 1" (next milestone) which was confusing.
Now shows "0 of 101" (total lessons) while milestone dots show the milestone progression.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Progress System:
- Replace percentage-based progress with milestone markers (1, 5, 10, 20, 30, 50, 75, 100)
- Add visual milestone indicators with reached/current/next states
- Add celebration animation when milestones are reached
- Update progress bar to show progress toward next milestone
- Add progressTextMilestone i18n key for all 6 languages
New Lessons Activated:
- HTML Dialog (native modal dialogs)
- HTML Progress & Meter (indicator elements)
- HTML Fieldset (form grouping)
- HTML Datalist (autocomplete inputs)
This adds 10 new lessons across all 6 languages, bringing total from ~66 to ~76.
- Add email input field to newsletter signup form
- Add disclaimer about max frequency and unsubscribe option
- Add newsletter translations for all 6 languages (en, de, pl, es, ar, uk)
- Update hero highlight to "Crispy Code"
- Update CTA button to "Let's get crispy!"
- Add Umami tracking for newsletter submissions
- Style newsletter form without white background
- Hide level indicator (1/1) in playground mode
- Show only module title in header pill for playground
- Keep nav buttons hidden in playground
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Render footer lesson links in initializeModules() for all pages
- Fix scroll to top using requestAnimationFrame for proper timing
- Move dice button to left of editor tools
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add section-specific CodeMirror syntax highlighting (purple selectors for CSS)
- Logo now uses section colors (CSS purple as default, changes per section)
- Add section color coding for hints
- Add full footer to section and reference pages
- Fix nav highlight updates for sidebar and prev/next navigation
- Change welcome module mode to CSS for purple theme on first lesson
- Rebrand "Code Crispies" to "CODE CRISPIES" across all translations
- Fix scroll to top on section page navigation
- Change HTML section color to raspberry (#c75b7a)
- Add CSS variables for section colors (CSS violet, HTML raspberry, Tailwind cyan)
- Set data-section attribute on body based on current route
- Color code header nav links, logo, reference nav, topic links
- Color code CodeMirror editor cursor/selection
- Color code task instruction bubble
- Add reference page footer
- Section pages, lessons, and references all use matching colors
- Show Coming Soon badge on Tailwind landing card
- Disable Tailwind topic links with Coming Soon badges
- Add i18n translations for Coming Soon in all 6 languages
- Add CSS for disabled states and badge styling
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add extended landing footer with module links grouped by section
- Integrate Liberapay donation widget with Umami tracking
- Add support section to help dialog and goodbye lesson
- Change license from MIT to Unlicense (public domain)
- Disable Tailwind section (not yet activated)
- Update German CTA copy
- Update all 6 language translations for license text
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add dice SVG icon for random template button
- Reset button now restores last loaded template in playground
- Clear editor history when switching lessons (prevents cross-lesson undo)
- Add playground link to goodbye lesson
- Center icon buttons with flexbox
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Replace oneDark theme with custom crispyEditorTheme featuring:
- Purple accent (#c9a6eb) for keywords and HTML tags
- Matching dark background (#262630)
- Applied consistently across editor and reference code blocks
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Change landing page progress to positive wording ('X lessons to explore')
- Add scroll to top when navigating between pages
- Fix section pill highlighting for welcome/playground modules
- Add Umami tracking for language URL switch and landing page clicks
- Visit #de to switch to German and go to home
- Visit #pl for Polish, #es for Spanish, #ar for Arabic, #uk for Ukrainian
- Language is persisted to localStorage
- URL is cleaned up after switching (hash removed)
- Tables with more than 5 rows now show first 5 with 'Show N more...' toggle
- Uses native <details>/<summary> for expand/collapse
- Keeps reference pages cleaner by reducing visual noise from long sections
- Box Model, Typography, Transitions now collapsed by default
- Add comprehensive SEO meta tags (Open Graph, Twitter Cards, JSON-LD)
- Restructure landing page with Khan Academy-style "Why It Works" section
- Replace "How It Works" + "Features" with 3 benefit cards:
- Learn by Doing (code icon)
- Practice at Your Pace (progress icon)
- Master Real Skills (tools icon)
- Add "Explore Learning Paths" section with learning tracks
- Implement dynamic meta tag updates for route-based SEO
- Update page title and descriptions based on current route
- Add new CSS styles for benefit cards, learning paths, and enhanced CTA
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add Reference nav link with subtle separator styling
- Update nav highlight to show active state on reference pages
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Remove completion badge and reset Run button text in resetSuccessIndicators()
- Remove lesson from completed array in LessonEngine.reset()
- Update sidebar to remove completed class from lesson item
- Update progress display after reset
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Use CodeMirror in read-only mode for code examples
- Auto-detect CSS vs HTML based on content
- Clean up views when navigating between sections
- Add transparent background to blend with code-block container
🤖 Generated with [Claude Code](https://claude.com/claude-code)
- Add side-by-side layout for section pages (text left, code right)
- Include educational content with code examples for CSS, HTML, Tailwind
- Add section overviews explaining each technology
- Make header level pill clickable to return to last lesson
- Update landing page with "How It Works" steps and features section
- Improve code block readability with GitHub-dark color scheme
- Add prominent topic links with SEO-friendly accessible text
- Add responsive grid layout that stacks on mobile
🤖 Generated with [Claude Code](https://claude.com/claude-code)
