diff --git a/web/src/styles.css b/web/src/styles.css
index 89bfb94..3fa0bf7 100644
--- a/web/src/styles.css
+++ b/web/src/styles.css
@@ -347,32 +347,22 @@ html, body {
   max-width: 300px;
 }
 
-/* ── Refresh Button ── */
+/* ── Refresh Button (Icon-Button per Styleguide §7) ── */
 .hub-refresh-btn {
+  padding: 6px;
+  background: none;
+  color: var(--text-muted);
+  border: none;
+  border-radius: var(--radius);
+  cursor: pointer;
+  transition: all var(--transition);
   display: flex;
   align-items: center;
   justify-content: center;
-  width: 28px;
-  height: 28px;
-  border: none;
-  border-radius: var(--radius);
-  background: transparent;
-  color: var(--text-muted);
-  cursor: pointer;
-  transition: color var(--transition), background var(--transition);
-}
-.hub-refresh-btn svg {
-  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
 }
 .hub-refresh-btn:hover {
-  color: var(--accent);
-  background: var(--accent-dim);
-}
-.hub-refresh-btn:hover svg {
-  transform: rotate(180deg);
-}
-.hub-refresh-btn:active {
-  transform: scale(0.92);
+  background: var(--bg-tertiary);
+  color: var(--text-normal);
 }
 
 /* ── Admin Button (header) ── */