Merge branch 'main' of github.com:NousResearch/hermes-agent into bb/sidebar-workspace-dedup

apps/desktop/src/styles.css

@@ -1269,6 +1269,62 @@ canvas {
   }
 }
 
+/* Floating "jump to bottom" control (see scroll-to-bottom-button.tsx).
+   Directional scale: it contracts toward 1 as it arrives (from 1.1) and keeps
+   contracting to 0.9 as it leaves — always shrinking in the direction of
+   travel, so the motion reads as a soft settle / recede rather than a pop. The
+   X half-offset stays baked into every transform so `left-1/2` centering holds
+   through the animation. */
+.thread-jump-button {
+  opacity: 0;
+  transform: translateX(-50%) translateY(0.3rem) scale(0.9);
+}
+
+.thread-jump-button[data-state='in'] {
+  animation: thread-jump-in 200ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
+}
+
+.thread-jump-button[data-state='out'] {
+  animation: thread-jump-out 180ms ease-in forwards;
+}
+
+@keyframes thread-jump-in {
+  from {
+    opacity: 0;
+    transform: translateX(-50%) translateY(0.3rem) scale(1.1);
+  }
+
+  to {
+    opacity: 1;
+    transform: translateX(-50%) translateY(0) scale(1);
+  }
+}
+
+@keyframes thread-jump-out {
+  from {
+    opacity: 1;
+    transform: translateX(-50%) translateY(0) scale(1);
+  }
+
+  to {
+    opacity: 0;
+    transform: translateX(-50%) translateY(0.3rem) scale(0.9);
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .thread-jump-button[data-state='in'],
+  .thread-jump-button[data-state='out'] {
+    animation: none;
+    transition: opacity 120ms linear;
+  }
+
+  .thread-jump-button[data-state='in'] {
+    opacity: 1;
+    transform: translateX(-50%) translateY(0) scale(1);
+  }
+}
+
 @keyframes code-card-stream-glow {
   from {
     border-color: color-mix(in srgb, var(--dt-ring) 18%, var(--ui-stroke-tertiary));
@@ -1290,4 +1346,3 @@ canvas {
     animation: none;
   }
 }
-