SYNC: chat UX

packages/web/src/icons/ThinkingIcon.svelte

@@ -0,0 +1,51 @@
+<!-- Chatbot “thinking” indicator -->
+<div class="typing-indicator" aria-label="Chatbot is thinking">
+  <span></span><span></span><span></span>
+</div>
+
+<style>
+  /* Container keeps the dots neatly aligned */
+  .typing-indicator {
+    display: inline-flex;
+    gap: 0.4rem;
+    align-items: center;
+    justify-content: center;
+    /* Optional tweaks */
+    height: 1.25rem; /* keeps layout height consistent */
+  }
+
+  /* Each dot */
+  .typing-indicator span {
+    width: 0.5rem;
+    height: 0.5rem;
+    background: currentColor; /* inherits text color */
+    border-radius: 50%;
+    opacity: 0.2; /* start slightly faded */
+    animation: pulse 1s infinite ease-in-out;
+  }
+
+  /* Delay each dot so they animate sequentially */
+  .typing-indicator span:nth-child(1) {
+    animation-delay: 0s;
+  }
+  .typing-indicator span:nth-child(2) {
+    animation-delay: 0.15s;
+  }
+  .typing-indicator span:nth-child(3) {
+    animation-delay: 0.3s;
+  }
+
+  /* Keyframes for the pulsing effect */
+  @keyframes pulse {
+    0%,
+    80%,
+    100% {
+      opacity: 0.2;
+      transform: translateY(0);
+    }
+    40% {
+      opacity: 1;
+      transform: translateY(-0.2rem);
+    }
+  }
+</style>