diff --git a/app/links/[id]/page.tsx b/app/links/[id]/page.tsx
index f1b8222..1dbfb63 100644
--- a/app/links/[id]/page.tsx
+++ b/app/links/[id]/page.tsx
@@ -862,9 +862,9 @@ export default function LinkDetailsPage({
                               onClick={() =>
                                 updateTimeGranularity(granularity)
                               }
-                              className={`px-3 py-1 text-xs rounded-md ${
+                              className={`px-4 py-2 text-sm font-medium rounded-md ${
                                 timeGranularity === granularity
-                                  ? "bg-accent-blue text-white"
+                                  ? "bg-accent-blue text-black shadow-sm"
                                   : "bg-card-bg text-text-secondary border border-card-border hover:bg-gray-100"
                               }`}
                             >