Swap the syntax highlighting library and its CSS theme (zenburn -> nord,
matching tempest's class names), add padding to code blocks, and commit
the missing compressed winter.js assets from the earlier asset rename.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
max-width: 100% alone lets img/picture height stay at intrinsic size,
so on narrow viewports images could still overflow vertically or look
squashed. Adding height: auto keeps the aspect ratio correct as width
scales down.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
