diff --git a/dashboard/styles.css b/dashboard/styles.css
index 5fbac34..a2cc365 100644
--- a/dashboard/styles.css
+++ b/dashboard/styles.css
@@ -84,7 +84,8 @@ body {
   border-radius: 50%;
   border: 1.5px solid transparent;
   border-top-color: currentColor;
-  animation: spin-ring 0.8s linear infinite;
+  will-change: transform;
+  animation: spin-ring 0.9s cubic-bezier(0.645, 0.045, 0.355, 1) infinite;
 }
 
 /* Working indicator at bottom of chat */
@@ -93,10 +94,28 @@ body {
   40% { transform: translateY(-4px); }
 }
 
+.working-dots span {
+  display: inline-block;
+  will-change: transform;
+}
+
 .working-dots span:nth-child(1) { animation: bounce-dot 1.2s ease-in-out infinite; }
 .working-dots span:nth-child(2) { animation: bounce-dot 1.2s ease-in-out 0.15s infinite; }
 .working-dots span:nth-child(3) { animation: bounce-dot 1.2s ease-in-out 0.3s infinite; }
 
+/* Accessibility: disable continuous animations for motion-sensitive users */
+@media (prefers-reduced-motion: reduce) {
+  .spinner-dot::after {
+    animation: none;
+  }
+  .working-dots span {
+    animation: none;
+  }
+  .pulse-attention {
+    animation: none;
+  }
+}
+
 /* Glass panel effect */
 .glass-panel {
   backdrop-filter: blur(10px);