Fix theme error: remove invalid input_text_color parameter

Improve visual design: black blocks with black text for better contrast

Update background color to #99cfe9

COMPLETE REWRITE: Fix all syntax errors in pdf_comparator.py

Fix fourth syntax error: correct indentation of except block in PyMuPDF fallback

Fix third syntax error: correct indentation of except block in pdf2image loop

Fix indentation error: correct if-else block alignment in barcode detection

Fix second syntax error: correct indentation of except block in PyMuPDF fallback

Fix syntax error: correct indentation of except block in load_pdf_pages

Add custom light blue theme to Gradio app

Fix spell checking to ignore numbers and add pharmaceutical terms

Improve spell checking with comprehensive word lists and better French support

Add bottom 115mm exclusion zone for all analysis

Remove numbered labels from error and change markers

Improve spell checking to reduce false positives

Add ChatGPT-recommended barcode debug function

Fix barcode detection bugs and improve robustness

Implement PDF-based barcode/QR code detection

Fix coordinate mapping for text-based spell checking

Fix Box constructor parameter names in text-based spell checking

Implement text-based spell checking using PDF text extraction

Improve OCR performance: add image preprocessing, higher DPI, better Tesseract config

Fix spell checking issues: remove duplicates, auto-detect languages, handle hyphenated words, optimize allowlist

Add multi-page PDF support: process up to 5 pages and combine vertically

Implement improved spell checking system with regex, domain allowlist, and confidence filtering

Fix Unicode encoding error: replace Δ with Delta

Add PyMuPDF fallback and comprehensive poppler packages for PDF processing

Fix poppler PDF processing: add comprehensive packages and multiple path attempts

Fix syntax error: correct indentation of except block

Fix indentation error in barcode handling else block

Fix indentation error in find_misspell_boxes function

Fix PDF processing: add poppler dev package and better error handling

Fix scikit-image import: footprint_rectangle -> rectangle

Overwrite pdf_comparator.py with new Gradio comparison tool

Update pdf_comparator.py: latest changes

Increase PDF resolution: DPI from 300 to 600, scaling factors improved for better OCR and barcode detection