diff --git a/frontend/js/themes.js b/frontend/js/themes.js
index 91d7224..01541d4 100644
--- a/frontend/js/themes.js
+++ b/frontend/js/themes.js
@@ -653,7 +653,7 @@ function applyTheme(themeKey, mode) {
     root.style.setProperty(key, vars[key]);
   });
   // #180 — the spreadsheet grid follows the active theme: derive its tokens
-  // from the generic surfaces so every theme (15 built-in × 4 modes, custom
+  // from the generic surfaces so every theme (16 built-in × 4 modes, custom
   // imports) gets a matching grid instead of the hardcoded dark/light pair.
   // color-mix keeps the zebra stripe subtle on both dark and light grounds.
   // #185 — `--grid-border` no longer reuses `--border` (which sits 1-2% off the