Theme Test
Verify theme persistence across reloads and OS theme changes. Toggle below, then refresh.
Resolved theme
darkUser preference
systemStored (localStorage)
(none)System (prefers-color-scheme)
unknownhtml.style.colorScheme
html has .light class
false- Click Set light or Set dark, then reload — value should persist.
- Click Follow system, change your OS theme — page should follow.
- Open this page in a fresh private window — should match OS preference.
