v1.11.0 - Sticky Navigation and Launch Manifest

1. Sticky Navigation - Added a fixed top bar with a new logo mark, ZERO HOUR wordmark, Manifest and About links, live clock, and Local / UTC switch.
2. Launch Manifest Section - Added a dedicated section header with a live launch count and status note.
3. Lost Signal Panel - Added a dedicated error panel with a Retry button when the launch feed is unreachable.
4. Hero Scroll Cue - Added a scroll indicator and smooth anchor scrolling with an offset for the sticky header.
5. Active Navigation - Highlighted the section currently being viewed and hid section links on mobile.
6. Branding and Credits - Updated the footer branding and data credits, and added the logo to the boot screen.
7. Reduced Motion Support - Extended reduced-motion support to the new animations.

Published - v1.11.0 is now available on GitHub.