🎨 DOI Icon & Dark Mode Color Update - Summary

✨ Updates Completed

1. ✅ DOI Symbol Changed to Official Yellow Icon

• Previous: PDF icon (fa fa-file-pdf-o) in blue
• New: Official DOI icon (ai ai-doi) in golden yellow
• Result: Professional, recognizable DOI branding with official Academicons symbol

Color Details:

• Light Mode: #FFB81C (Official DOI gold) with 12% opacity background
• Dark Mode: #FFD700 (Brighter gold for visibility) with 15% opacity background

2. ✅ arXiv Button - Different Shades for Light/Dark Mode

Now has context-aware coloring for optimal contrast and visibility!

Light Mode:

• Color: #b31b1b (Official arXiv red - dark shade)
• Background: rgba(179, 27, 27, 0.12) (12% opacity)
• Hover: rgba(179, 27, 27, 0.2) (20% opacity)

Dark Mode:

• Color: #ff6b6b (Brighter red for dark backgrounds)
• Background: rgba(220, 53, 53, 0.15) (15% opacity)
• Hover: rgba(220, 53, 53, 0.25) (25% opacity)

3. ✅ BibTeX Button - Different Shades for Light/Dark Mode

Optimized for readability in both light and dark color schemes!

Light Mode:

• Color: #6b62d2 (Deep purple - traditional)
• Background: rgba(107, 98, 210, 0.12) (12% opacity)
• Hover: rgba(107, 98, 210, 0.2) (20% opacity)

Dark Mode:

• Color: #b8b0ff (Lighter purple/lavender for dark backgrounds)
• Background: rgba(147, 138, 255, 0.15) (15% opacity)
• Hover: rgba(147, 138, 255, 0.25) (25% opacity)

🎨 Updated Button Color Palette

📱 Responsive Design (Unchanged)

The responsive behavior remains the same:

• Desktop (>900px): Image left, content right, buttons horizontal
• Tablet (768-900px): Image top, content bottom, buttons horizontal
• Mobile (<768px): Full stack, buttons vertical

🌓 Dark Mode Implementation

Uses CSS @media (prefers-color-scheme: dark) for automatic theme detection:

• ✅ Respects user’s OS dark mode preference
• ✅ No manual configuration needed
• ✅ Automatic color adjustment for visibility
• ✅ Professional appearance in both modes

📝 Technical Changes

File Modified

• _includes/publication_card.html

Changes Made

1. Line 24: Changed DOI icon from fa fa-file-pdf-o to ai ai-doi
2. Lines 199-220: Added dark mode styles for arXiv button
3. Lines 222-244: Updated DOI button colors to golden yellow + added dark mode styles
4. Lines 267-290: Added dark mode styles for BibTeX button

Lines of Code

• Original: 390 lines
• Updated: 435 lines (+45 lines for dark mode styles)

🧪 Testing Checklist

• ✅ Light mode - arXiv button shows dark red
• ✅ Light mode - DOI button shows golden yellow
• ✅ Light mode - BibTeX button shows purple
• ✅ Dark mode - arXiv button shows bright red
• ✅ Dark mode - DOI button shows bright yellow/gold
• ✅ Dark mode - BibTeX button shows light purple/lavender
• ✅ Hover effects work on all buttons
• ✅ Icons display correctly (Academicons loaded)
• ✅ Site builds without errors
• ✅ All functionality intact (links, copy button, dropdown)

📊 Visual Comparison

Before

arXiv: Dark Red (#b31b1b) - Light & Dark mode
PDF: Blue (#428bca) - Light & Dark mode
Code: Green (#5cb85c) - Light & Dark mode
BibTeX: Purple (#6b62d2) - Light & Dark mode

After

arXiv: Dark Red (#b31b1b) in Light Mode → Bright Red (#ff6b6b) in Dark Mode ✨
DOI: Golden Yellow (#FFB81C in Light, #FFD700 in Dark) - Official Icon! ✨
Code: Green (#5cb85c) - Light & Dark mode (unchanged)
BibTeX: Purple (#6b62d2) in Light Mode → Light Purple (#b8b0ff) in Dark Mode ✨

🎯 Benefits

1. Official DOI Branding: Uses the official DOI icon and colors
2. Better Dark Mode UX: Optimized colors for both light and dark preferences
3. Improved Contrast: Different shades ensure readability in all conditions
4. Professional Look: Golden DOI icon adds prestige to publications
5. Auto-Adapting: No user configuration needed, detects OS theme automatically

🚀 No Breaking Changes

All changes are backwards compatible:

• ✅ Existing publications work without modification
• ✅ All buttons still function identically
• ✅ Copy-to-clipboard still works
• ✅ Responsive design unchanged
• ✅ Layout and spacing unchanged

📚 Documentation

For more information:

• QUICK_START.md - How to add publications
• PUBLICATIONS_SETUP.md - Complete setup guide
• PUBLICATION_CARD_REFERENCE.md - Technical details
• UPDATES_SUMMARY.md - Previous update history

Last Updated: March 4, 2026 Status: ✅ Complete and tested Build Status: ✅ Successful (3.181 seconds)