diff --git a/static/icons/folder-closed.svg b/static/icons/folder-closed.svg
new file mode 100644
index 0000000..ef69b34
--- /dev/null
+++ b/static/icons/folder-closed.svg
@@ -0,0 +1,13 @@
+<svg
+  xmlns="http://www.w3.org/2000/svg"
+  width="24"
+  height="24"
+  viewBox="0 0 24 24"
+  fill="none"
+  stroke="currentColor"
+  stroke-width="2"
+  stroke-linecap="round"
+  stroke-linejoin="round"
+>
+  <path d="M20 20a2 2 0 0 0 2-2V8a2 2 0 0 0-2-2h-7.9a2 2 0 0 1-1.69-.9L9.6 3.9A2 2 0 0 0 7.93 3H4a2 2 0 0 0-2 2v13a2 2 0 0 0 2 2Z" />
+</svg>
diff --git a/static/src/components/chat/MinimalBlocks.vue b/static/src/components/chat/MinimalBlocks.vue
index d6cd22b..afb3a34 100644
--- a/static/src/components/chat/MinimalBlocks.vue
+++ b/static/src/components/chat/MinimalBlocks.vue
@@ -52,10 +52,9 @@
           </div>
           <!-- 加载动画或完成图标 -->
           <div class="summary-status-icon">
-            <component
-              v-if="isSummaryRunning(group.actions, group.id)"
-              :is="getSummaryLoader(group.id)"
-            />
+            <div v-if="isSummaryRunning(group.actions, group.id)" class="summary-icon-inner">
+              <component :is="getSummaryLoader(group.id)" />
+            </div>
             <svg
               v-else
               class="check-icon"
@@ -1081,6 +1080,8 @@ onBeforeUnmount(() => {
   color: var(--claude-text-secondary);
   line-height: 1.7;
   padding: 0;
+  position: relative;
+  z-index: 0;
 }
 
 .summary-preview {
@@ -1095,31 +1096,13 @@ onBeforeUnmount(() => {
 .summary-tool-reel-window {
   position: relative;
   display: inline-block;
-  width: min(100%, 36em);
+  width: auto;
+  max-width: 100%;
   height: 26px;
+  margin-right: 10px;
   overflow: hidden;
   vertical-align: top;
-}
-
-.summary-tool-reel-window::before,
-.summary-tool-reel-window::after {
-  content: '';
-  position: absolute;
-  left: 0;
-  right: 0;
-  z-index: 1;
-  height: 6px;
-  pointer-events: none;
-}
-
-.summary-tool-reel-window::before {
-  top: 0;
-  background: linear-gradient(180deg, var(--surface-base), transparent);
-}
-
-.summary-tool-reel-window::after {
-  bottom: 0;
-  background: linear-gradient(0deg, var(--surface-base), transparent);
+  min-width: 0;
 }
 
 .summary-tool-reel-track {
@@ -1157,8 +1140,18 @@ onBeforeUnmount(() => {
   display: flex;
   align-items: center;
   justify-content: center;
-  min-width: 18px;
-  min-height: 18px;
+  width: 18px;
+  height: 18px;
+  /* 严格限制右侧不溢出对话记录边界；上下左允许动画自然延伸，不裁剪 */
+  clip-path: inset(-100% 0 -100% -100%);
+}
+
+.summary-icon-inner {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  /* 整体向左偏移 10px，不影响容器尺寸和布局 */
+  transform: translateX(-10px);
 }
 
 .check-icon {
diff --git a/static/src/components/sidebar/ConversationSidebar.vue b/static/src/components/sidebar/ConversationSidebar.vue
index d36a848..8bf61ca 100644
--- a/static/src/components/sidebar/ConversationSidebar.vue
+++ b/static/src/components/sidebar/ConversationSidebar.vue
@@ -217,13 +217,7 @@
               >
                 <div class="workspace-group-children-inner">
                   <div
-                    v-if="getWorkspaceGroup(String(ws.workspace_id || ''))?.loading && !getWorkspaceGroup(String(ws.workspace_id || ''))?.conversations?.length"
-                    class="workspace-conversations-loading"
-                  >
-                    正在加载...
-                  </div>
-                  <div
-                    v-else-if="!getWorkspaceGroup(String(ws.workspace_id || ''))?.conversations?.length"
+                    v-if="!getWorkspaceGroup(String(ws.workspace_id || ''))?.conversations?.length"
                     class="workspace-no-conversations"
                   >
                     暂无对话