[onelesd]

i forget where i found this in an HN comment, but you can use this in uBlock Origin under Filters:

  news.ycombinator.com##body:style(background: black)
  news.ycombinator.com##td:style(color: #fafafa !important)
  news.ycombinator.com##table:style(background-color: #120F0D)
  news.ycombinator.com##div.toptext:style(color: #fafafa)
  news.ycombinator.com##div.c00:style(color: #fafafa !important)
  news.ycombinator.com##a:style(color: #ffa000 !important)
  news.ycombinator.com##span#karma:style(color: #faa000 !important)
  news.ycombinator.com##span.pagetop:style(color: #fafafa !important)
  news.ycombinator.com##textarea:style(color: #fafafa !important; background: inherit; )
  news.ycombinator.com###hnmain:style(background: #120F0D !important)

[bwoah]

An earlier mention of this: https://news.ycombinator.com/item?id=36344815

[todotask2]

This time is iOS 26 adds any website shortcut to Home Screen as web app, which definitely need a dark mode.