Update styles.css

styles.css

@@ -718,4 +718,133 @@ body {
     background: var(--text_areabackground);
     color: var(--primarytext-color);
     font-family: "Oswald", sans-serif;
+}
+
+/* Loading Animation CSS using your theme colors */
+
+.thinking-indicator {
+    display: inline-flex;
+    align-items: center;
+    font-family: "Oswald", sans-serif;
+    color: var(--secondarytext-color);
+    font-size: 14px;
+    padding: 8px 12px;
+    background: var(--text_areabackground);
+    border-radius: 8px;
+    margin: 5px 0;
+    border-left: var(--border-hover) solid var(--primary-light);
+    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+}
+
+.dots-container {
+    margin-left: 8px;
+    display: inline-flex;
+    gap: 3px;
+    align-items: center;
+}
+
+.dot {
+    width: 4px;
+    height: 4px;
+    border-radius: 50%;
+    background-color: var(--primary-light);
+    animation: pulse 1.5s infinite ease-in-out;
+    display: inline-block;
+}
+
+.dot:nth-child(1) { 
+    animation-delay: 0s; 
+}
+
+.dot:nth-child(2) { 
+    animation-delay: 0.3s; 
+}
+
+.dot:nth-child(3) { 
+    animation-delay: 0.6s; 
+}
+
+@keyframes pulse {
+    0%, 70%, 100% {
+        transform: scale(0.8);
+        opacity: 0.4;
+        background-color: var(--secondary-light);
+    }
+    35% {
+        transform: scale(1.2);
+        opacity: 1;
+        background-color: var(--primary-dark);
+    }
+}
+
+/* Alternative bouncing animation variant */
+.thinking-indicator.bounce .dot {
+    animation: bounce 1.2s infinite ease-in-out;
+    background-color: var(--secondary-dark);
+}
+
+@keyframes bounce {
+    0%, 60%, 100% {
+        transform: translateY(0);
+        background-color: var(--secondary-light);
+    }
+    30% {
+        transform: translateY(-6px);
+        background-color: var(--primary-light);
+    }
+}
+
+/* Subtle variant for less prominent loading */
+.thinking-indicator.subtle {
+    background: rgba(243, 244, 246, 0.7);
+    border-left: var(--border-default) solid var(--secondary-light);
+    font-size: 12px;
+    padding: 6px 10px;
+}
+
+.thinking-indicator.subtle .dot {
+    width: 3px;
+    height: 3px;
+    background-color: var(--secondary-dark);
+}
+
+/* Processing variant for longer operations */
+.thinking-indicator.processing {
+    background: linear-gradient(90deg, var(--text_areabackground) 0%, rgba(20, 184, 166, 0.1) 50%, var(--text_areabackground) 100%);
+    border-left: var(--border-hover) solid var(--ai_message);
+    color: var(--primarytext-color);
+}
+
+.thinking-indicator.processing .dot {
+    background-color: var(--ai_message);
+}
+
+@keyframes processing-pulse {
+    0%, 70%, 100% {
+        transform: scale(0.8);
+        opacity: 0.5;
+        background-color: var(--ai_message);
+    }
+    35% {
+        transform: scale(1.1);
+        opacity: 1;
+        background-color: var(--secondary-dark);
+    }
+}
+
+.thinking-indicator.processing .dot {
+    animation: processing-pulse 1.4s infinite ease-in-out;
+}
+
+/* Responsive adjustments */
+@media (max-width: 768px) {
+    .thinking-indicator {
+        font-size: 13px;
+        padding: 6px 10px;
+    }
+    
+    .dot {
+        width: 3px;
+        height: 3px;
+    }
 }