fix: align AI-CAD panel headers

components/ai-cad/ai-cad-workbench.tsx

@@ -4887,13 +4887,8 @@ export function AiCadWorkbench() {
                     />
                   ) : (
                     <div className="flex h-full min-h-0 flex-col bg-white text-[#201c16]">
-                      <div
-                        className={cn(
-                          "flex min-h-10 items-center justify-between border-[#e6e0d3] border-b px-4 py-2",
-                          !activeVersion && "min-h-10"
-                        )}
-                      >
-                        <div className="flex min-w-0 items-center gap-2">
+                      <div className="flex h-12 items-center justify-between border-[#e6e0d3] border-b px-4">
+                        <div className="flex min-w-0 items-center gap-2.5">
                           <Orbit className="h-4 w-4 text-[#6f695d]" />
                           <div className="font-medium text-[15px]">
                             {activeVersion ? "建模画布" : "Canvas"}