diff --git a/tests/Feature/BreakpointsTest.php b/tests/Feature/BreakpointsTest.php
index b34db9b5..ecc2865c 100644
--- a/tests/Feature/BreakpointsTest.php
+++ b/tests/Feature/BreakpointsTest.php
@@ -5,10 +5,12 @@ use Illuminate\Support\Facades\File;
 /**
  * Breakpoints are M3's window size classes and only those: compact below `medium`, then medium 600,
  * expanded 840, large 1200 and extra-large 1600 (docs/reference/m3/foundations.md § Layout,
- * foundations-supplement.md § Breakpoints). Tailwind's own screens are cleared in
- * resources/css/tokens/theme.css — `--breakpoint-*: initial` — so an `sm:` left behind compiles to
- * nothing at all and the rule it carried silently disappears. These two scans are the guard: one
- * for the utilities, one for the media queries a stylesheet or a script writes by hand.
+ * foundations-supplement.md § Breakpoints). Tailwind is gone from the whole stack (plan step 39),
+ * so a leftover `sm:` class or a media query at one of its screen widths no longer compiles to
+ * nothing — a browser just as silently ignores the invalid class or the wrong-width rule, so the
+ * mistake is exactly as easy to miss. These two scans are the guard: one for a Tailwind-shaped
+ * prefix (a habit, or an example pasted from elsewhere), one for the media queries a stylesheet or
+ * a script writes by hand.
  *
  * @return list<SplFileInfo>
  */