Changelog

v1.3.0 February 21, 2026 Mobile Responsive Refactor

Refactored mobile responsive CSS across all major documentation pages for proper mobile and tablet viewing
Fixed header and hero section overflow on mobile across all certification overview pages
Converted study path and comparison tables to card-based mobile layouts for better readability on small screens
Fixed topic grid cards and links overflow on mobile in Cloud certification pages
Fixed database reference tables causing horizontal overflow on mobile
Fixed back-to-top button not displaying correctly on database reference and other non-lesson pages
Fixed long class names and code snippets overflowing their containers on mobile
Fixed multiple data tables across lesson content pages causing horizontal scroll on narrow screens
Fixed lesson page headers, content cards, and info boxes overflowing on mobile
Fixed prev/next navigation buttons overlapping on mobile — now stack vertically for easier tapping
Fixed diagrams overflowing on narrow screens with scrollable containers

Added 3 responsive breakpoints (tablet, mobile, small mobile) across all pages for smoother scaling
Header action buttons now stack vertically on mobile with full-width for easier tap targets
Reduced padding and font sizes across all pages for better mobile space utilization
All grid layouts (topics, features, info cards) collapse to single column on mobile
Homepage card grid, logo, and feature sections optimized for mobile
Practice exam banner buttons now full-width and stacked on mobile
Shared styles now loaded consistently across all page types for uniform experience
All data tables inside content areas now automatically scroll horizontally on narrow screens

v1.2.0 January 30, 2026 Front-End Developer Expert

Added AD0-E720 Front-End Developer Expert certification guide page
Complete exam overview: 50 questions, 100 minutes, 29/50 (58%) passing score
All 6 exam sections with detailed objectives and percentage weights
Section 1: Theme Management (16%) - folder structure, inheritance, translations
Section 2: Layout XML & Templates (22%) - layout instructions, phtml templates, security
Section 3: Styles (18%) - LESS, CSS compilation, style hierarchy
Section 4: JavaScript (22%) - RequireJS, Knockout, jQuery, UI components, mixins
Section 5: Admin Configuration & Page Builder (12%)
Section 6: Tools - CLI & Grunt (10%) - bin/magento, Composer, deploy modes
Recommended study path with 8-10 week timeline
Study resources section with links to SwiftOtter PDF, Adobe Portal, DevDocs
Certification comparison table (AD0-E720 vs AD0-E717)
Added Front-End Developer Expert card to homepage certification section

Updated homepage to include new AD0-E720 certification with pink/magenta theme color
Certification section now displays 3 certifications: Developer Professional, Front-End Expert, Business Practitioner

v1.1.0 January 30, 2026 Navigation Enhancement

Fixed missing Next buttons on 18 certification topic pages preventing sequential navigation
Added missing Next buttons across all Domain 1 through 6 intermediate topic pages
Fixed missing Previous buttons on Domain 2 and Domain 4 first pages
Fixed sidebar navigation links not highlighting the current active page on multiple topic pages

Implemented version tracking system and this Changelog page
Added AD0-E708 Business Practitioner Expert certification guidance page
Complete exam overview with all 6 sections and objectives for AD0-E708
Target audience guide for business analysts, consultants, and e-commerce managers
Comparison table between Developer (AD0-E717) and Business Practitioner (AD0-E708) certifications
Added Business Practitioner card to homepage certification section

v1.0.0 January 2026 Initial Release