- Sidebar becomes off-canvas drawer on mobile (<lg), slides in/out
- Mobile top bar with hamburger menu and current page title
- Backdrop overlay when drawer is open, ESC to close
- All tables wrapped in overflow-x-auto with min-width for scroll
- Search/filter bars stack vertically on small screens
- Content padding scales: p-4 (mobile) → p-6 (tablet) → p-8 (desktop)
- Body scroll locked when mobile drawer is open
- Custom color system (surface-0..4, accent, mint) replacing raw gray-xxx
- Inter + JetBrains Mono fonts via Google Fonts
- Refined sidebar: compact logo, geometric icons, subtle active states
- Fixed bg-gray-850 bug (invalid Tailwind class) in 9 components
- Polished login page with centered card + gradient logo
- Unified card/table/button/input styling across all components
- Subtle grain texture overlay for depth
- Smoother animations (fade-in, slide-up)
