Features:
- Replaced separate page with inline dropdown panels
- Click any CA-3 line code to expand/collapse account details
- AJAX loading of account breakdown data
- Professional styling matching Dolibarr UI
- JavaScript toggle functionality with loading states
- Account details table with:
* Account codes and labels
* Base amounts, VAT amounts, total amounts
* Mapping types and totals
* Summary information
- Removed separate line details page
- Added comprehensive translations for dropdown interface
This provides seamless inline access to account breakdowns without page navigation.