- Change site description from '성북구 세무사' to nationwide professional
- Update positioning from '일상 자산 세금 파트너' to '맞춤형 세무 파트너'
- Replace Seongbuk-gu specificity with skill-based positioning
- Align with online-first service model (no local restriction)
- Update examples in documentation
Co-Authored-By: Claude <noreply@anthropic.com>
