3.5.28

* Better visibility of active tabs and closeboxes on the high contrast mode.
* Fix regressions on 3.5.24 around auto-correcting of tabs order after multiple opened tabs.
* Fix wrong successor tab control around child tabs and their closed opener parent tabs: the next sibling of a closed child active tab will become active instead of the parent tab.
* Initialize restored group tabs more certainly.
* Search text dropped onto the sidebar with the default search engine correctly.
* Add regular choices for drag and drop options to prevent detaching of dropped tabs to a separate window.
* Add ability to control container of new tabs from three options: no inheritance, inherit from the current tab, or inherit from the tree parent.
* Show throbber with the color same to tab labels on a dark theme.
* Remove needless underline of tab labels on the "Sidebar" theme.
* Set "Plain" as the default theme on Windows and Linux correctly.
* Fix wrong behaviors of "All Configs" UI: apply imported configs to options UI immediately and treat decimal values as valid for some numeric options.
* Update `ru` locale by [wvxwxvw](https://github.com/wvxwxvw). Thanks!

3.5.27

* Reduce more visual motions when [they are reduced by platform configs](https://developer.mozilla.org/en-US/docs/Web/CSS/@media/prefers-reduced-motion).
* Add an expert option to activate animation effects regardless platform configs.
* Update `de` locale by [SammysHP](https://github.com/SammysHP). Thanks!

3.5.26

* Deactivate animation effects globally when [they are reduced by platform configs](https://developer.mozilla.org/en-US/docs/Web/CSS/@media/prefers-reduced-motion).
* Deactivate throbber animation when animation effects are reduced by platform configs.

3.5.25

* Optimize performance around the "lock scroll position" behavior.
* Add "Ungroup Tabs" context menu command.
* Open the changelog from the update notification popup.
* Update `ru` locale by [wvxwxvw](https://github.com/wvxwxvw). Thanks!
* Fix typo in Enghlish locale by [reaverxai](https://github.com/reaverxai). Thanks!

2.5.24: 3.5.24

* Simulate "lock scroll position of the tab bar while middle tabs are closed via mouse operations" behavior of Firefox's native tab bar.
* Shrink the width of the confirmation dialog for closing tabs with very long titles.
* Detect a tab is opened from a bookmark more certainly, even if its hostname starts with "www."

3.5.23

* Drop support for some built-in themes: ["Vertigo"](https://github.com/piroor/treestyletab/wiki/Vertigo-theme-%28patch-for-the-theme-%22Plain%22%29) and ["Mixed"](https://github.com/piroor/treestyletab/wiki/Mixed-theme-%28patch-for-the-theme-%22Plain%22%29). They can be alternated with [user styles](https://github.com/piroor/treestyletab/wiki/Code-snippets-for-custom-style-rules#restore-old-built-in-themes).
* Simulate appearance of close boxes in Firefox's native tabs more, for hover and active state.
* Close the tab by click on the close box, even if the cursor has moved out from the close box and went back while the button is pressed, like close boxes in Firefox's native tabs.
* Set default color of icons for the "No Decoration" theme.
* Save cached tree state as a metadata related to each window instead of individual tab.
* Attach tabs opened from dropped links to existing tree based on their position. (regression on recent versions)
* Update `ru` locale by [wvxwxvw](https://github.com/wvxwxvw). Thanks!

3.5.22

* Shift-click to multiselect tabs between the clicked tab and the active tab correctly, even if it happens after focus move from outside of TST.
* Restore closed tabs with their correct old position even if their visibility was switched by something other addons like Simple Tab Groups.
* Save very large user style rules more safely.

3.5.21

* Apply user style rules to group tabs again. (regression on 3.5.20)
* Update `ru` locale by [wvxwxvw](https://github.com/wvxwxvw). Thanks!

3.5.20

* Use the SVG icon insetad of the PNG icon on all situations.
* Apply system colors by default only on Linux with non-dark platform theme.
* Extend the maximum size of the user style rules from 8KB to 48KB.
* Notify new features with a desktop notification instead of an annoying tab.

3.5.19

* Use the toolbar color defined in the theme as the background color of each tab surfaces.
* Accept themes with colors defined in various formats `hsl()`, `hsla()`, and their variations.