1 files changed, 26 insertions, 0 deletions
diff --git a/packages/ui/src/components/message-part.css b/packages/ui/src/components/message-part.css
index 1ccee7320..9d4214bae 100644
--- a/packages/ui/src/components/message-part.css
+++ b/packages/ui/src/components/message-part.css
@@ -29,6 +29,16 @@
   }
 }
 
+[data-component="reasoning-part"] {
+  width: 100%;
+  opacity: 0.5;
+
+  [data-component="markdown"] {
+    margin-top: 24px;
+    font-style: italic !important;
+  }
+}
+
 [data-component="tool-error"] {
   display: flex;
   align-items: start;
@@ -74,6 +84,22 @@
     margin: 0;
     padding: 0;
   }
+
+  &[data-scrollable] {
+    height: auto;
+    max-height: 240px;
+    overflow-y: auto;
+    scrollbar-width: none;
+    -ms-overflow-style: none;
+
+    &::-webkit-scrollbar {
+      display: none;
+    }
+
+    [data-component="markdown"] {
+      overflow: visible;
+    }
+  }
 }
 
 [data-component="edit-trigger"],