- Add lt-glitch + data-text to brand title (signature glitch effect)
- Add mobile nav drawer (lt-nav-drawer) and hamburger button (lt-menu-btn)
- Add VT323 font, theme toggle button (lt-theme-btn), footer with hints
- Add command palette overlay + lt.cmdPalette.init() with nav commands
- Add keyboard shortcuts help modal and skip link
- Move base.js to <head> so lt.* is available for inline scripts
- Fix suppress modal: lt-modal-backdrop → lt-modal-overlay (base.css class)
- Fix modal open/close: use .is-open / aria-hidden instead of inline style
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>