diff --git a/web/src/app.css b/web/src/app.css
index 7c2ee90..a8e7941 100644
--- a/web/src/app.css
+++ b/web/src/app.css
@@ -15,6 +15,16 @@ html, body {
   color: var(--text-primary);
 }
 
+/* Hide default number input spinners — use a cleaner look */
+input[type="number"]::-webkit-inner-spin-button,
+input[type="number"]::-webkit-outer-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
+}
+input[type="number"] {
+  -moz-appearance: textfield;
+}
+
 /* Screen reader only helper */
 .sr-only {
   position: absolute;