Rebrand to 比特骆驼自动化对冲系统; clear login autofill and sim subtitle.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/index.html

@@ -11,16 +11,16 @@
     <meta name="mobile-web-app-capable" content="yes" />
     <meta name="apple-mobile-web-app-capable" content="yes" />
     <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
-    <meta name="apple-mobile-web-app-title" content="对冲系统" />
-    <meta name="application-name" content="对冲系统" />
+    <meta name="apple-mobile-web-app-title" content="比特骆驼" />
+    <meta name="application-name" content="比特骆驼" />
     <meta
       name="description"
-      content="ETH 永续+期权对冲监控与策略控制台，支持电脑与平板安装为独立应用。"
+      content="比特骆驼自动化对冲系统：ETH 永续+期权对冲监控与策略控制台，支持电脑与平板安装为独立应用。"
     />
     <link rel="manifest" href="/manifest.webmanifest" />
     <link rel="icon" type="image/png" sizes="32x32" href="/icons/favicon-32.png" />
     <link rel="apple-touch-icon" sizes="180x180" href="/icons/apple-touch-icon.png" />
-    <title>OKX 自动化对冲系统</title>
+    <title>比特骆驼自动化对冲系统</title>
     <link rel="preconnect" href="https://fonts.googleapis.com" />
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin />
     <link