diff --git a/src/app/styles/app.css b/src/app/styles/app.css
index dc3f313..9526ce3 100644
--- a/src/app/styles/app.css
+++ b/src/app/styles/app.css
@@ -206,10 +206,10 @@
   --font-secondary: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
 
   /* Micro typography scale — extends Tailwind's text-xs (0.75rem) downward */
-  --font-size-5xs: 0.4375rem;
-  --font-size-4xs: 0.5rem;
-  --font-size-3xs: 0.5625rem;
-  --font-size-2xs: 0.625rem;
+  --text-5xs: 0.4375rem;
+  --text-4xs: 0.5rem;
+  --text-3xs: 0.5625rem;
+  --text-2xs: 0.625rem;
   /* Monospace label tracking — used in Loader and Footnote */
   --tracking-wider-mono: 0.2em;
 }