实体存储和管理服务

packages/editor-app/src/styles/App.css

@@ -14,6 +14,7 @@
   padding: 8px 16px;
   background-color: #2d2d2d;
   border-bottom: 1px solid #3e3e3e;
+  gap: 16px;
 }
 
 .editor-header h1 {
@@ -22,6 +23,33 @@
   margin: 0;
 }
 
+.header-toolbar {
+  display: flex;
+  gap: 8px;
+  flex: 1;
+}
+
+.toolbar-btn {
+  padding: 6px 12px;
+  background-color: #0e639c;
+  color: #ffffff;
+  border: none;
+  border-radius: 3px;
+  font-size: 13px;
+  cursor: pointer;
+  transition: background-color 0.2s;
+}
+
+.toolbar-btn:hover:not(:disabled) {
+  background-color: #1177bb;
+}
+
+.toolbar-btn:disabled {
+  background-color: #3c3c3c;
+  color: #858585;
+  cursor: not-allowed;
+}
+
 .editor-header .status {
   font-size: 12px;
   color: #4ec9b0;
@@ -38,8 +66,7 @@
   width: 250px;
   background-color: #252526;
   border-right: 1px solid #3e3e3e;
-  padding: 12px;
-  overflow-y: auto;
+  overflow: hidden;
 }
 
 .sidebar-right {
@@ -54,6 +81,15 @@
   color: #ffffff;
 }
 
+.loading {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  height: 100%;
+  color: #858585;
+  font-size: 13px;
+}
+
 .main-content {
   display: flex;
   flex-direction: column;