Darken logo fill color
Fix Split Component sections, add center modifier
Remove Hero Structure
Remove hero-ampersand.svg asset
Integrate header styles, drop Hero-related classes
Add Sector Component
Integrate Index hero unit styles
Remove Cell small modifier, update Base variables
Update Label to use monospace typeface
Delete footer partial and remove from layouts
Lighten Base border color, increase weight
Update Palette and Sector color variables
Update heading styles
Update color variables, add bc--shark Tool
Integrate article header styles
Remove header container Cell
Add Sector invert colors
Restore footer, integrate article styles
Fix article sidenote alignment
Improve minor typography