diff --git a/CHANGELOG.md b/CHANGELOG.md
index a74995a..eff1890 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,8 @@ Deleted cards land in a trash lane you can show beside your lanes; drag a card o
 
 Undo and redo cover every board action, including bringing back a deleted lane with all its cards.
 
+A card window keeps its own undo trail while open; closing it folds everything you did there into one board-level undo step.
+
 Start new boards from ten bundled templates, or save any board as a template of your own.
 
 Search filters the board as you type, and new cards you create clear the filter so they never vanish under it.
@@ -36,7 +38,7 @@ Comments render Markdown like the card body, take file drops of their own, and n
 
 Board search now matches comment text, and ⌘F in a card window steps through matches across the whole thread.
 
-Deleting a comment takes effect immediately and stays undoable until the card's window closes.
+Deleting a comment takes effect immediately, stays undoable in the card's window, and board-level undo can still bring it back after the window closes.
 
 Lanework Pro is an optional subscription in Settings; its first feature — git-backed board history — is included below, with remote sync still to come.
 
@@ -52,6 +54,8 @@ Undo and redo on git boards restore earlier states as new history entries — no
 
 Every card window on a git board gains a History section listing the changes that touched that card, newest first.
 
+On git boards, everything done in a card window becomes a single history entry when the window closes.
+
 Switch or create branches from the board popover, with an explicit save-or-discard step protecting unsaved card edits.
 
 The name and email on a board's history entries are editable in the board popover and stored in the board's own repository.