- Added 9-card screenshot gallery section between intro and features
- Cards for: Dashboard, Patient Management, ABHA Creation, OPD Queue,
Bed Status Map, Charge Master/Insurance Rates, Stock Control Center,
Report Panel, Admin Panel
- Lightbox overlay for full-screen image viewing (keyboard Escape to close)
- Placeholder icons shown now; replace with real images by dropping PNGs
into public/assets/img/screenshots/ and updating src on each card
- Added gallery CSS with hover lift effect and lightbox styles
- Print-friendly: lightbox hidden in @media print
- HMS_FEATURES_PRESENTATION.html: full styled presentation with cover,
professional introduction, 11 feature sections, tech stack, compliance,
print/PDF button, and proper @media print A4 layout
- HMS_FEATURES_PRESENTATION.md: plain Markdown version of the same content
- system_ops.php: fix confirm dialog text for Update HMS button