- Replaced img tags with inline SVG
- Use fill='currentColor' and class='text-white' for proper white color
- Icons now visible on both green and white button backgrounds
- CTA buttons: swap to 'แชท [LINE icon]' order
- All LINE icons: add white filter for visibility on green buttons
- Hero section icons: add white filter to match text color
- Replaced problematic inline SVG with img tag from jsDelivr CDN
- More reliable rendering across browsers
- Added onerror fallback to hide if icon fails to load
- Fixed order: แชท [LINE icon]
- Swapped icon and text position in all Line buttons
- Now displays: แชท [LINE icon] instead of [LINE icon] แชท
- Fixed across all product page CTA and hero buttons
- Updated CTA section buttons from 'Line: @dealplustech' to 'แชท [Line icon]'
- Updated hero section buttons from 'แชท Line' to 'แชท [Line icon]'
- 11 CTA buttons fixed across product pages
- 42 hero buttons fixed across 34 page files
- Added LINE SVG logo icon to all buttons
- Move DURGO from ระบบน้ำ to อุปกรณ์ปรับอากาศ
- Add -category suffix to อุปกรณ์ดับเพลิง and ฉนวนหุ้มท่อ category pages
- Update Header mega menu with correct category slugs
- Fix Footer layout: split categories to 2 columns, remove quick links
- Delete unused pages: all-projects, join-us, services, product
- All product images fixed to 1:1 aspect ratio
