feat: implement basic layout of landing page

web/src/app/_components/logo.tsx

@@ -1,25 +1,14 @@
 // Copyright (c) 2025 Bytedance Ltd. and/or its affiliates
 // SPDX-License-Identifier: MIT
 
-import { useState } from "react";
-
-import { Markdown } from "./markdown";
-
 export function Logo() {
-  const [text, setText] = useState("🦌 DeerFlow");
   return (
     <a
       className="opacity-70 transition-opacity duration-300 hover:opacity-100"
       target="_blank"
       href="https://github.com/bytedance/deer-flow"
-      onMouseEnter={() =>
-        setText(
-          "🦌 **D**eep **E**xploration and **E**fficient **R**esearch Flow",
-        )
-      }
-      onMouseLeave={() => setText("🦌 DeerFlow")}
     >
-      <Markdown animate>{text}</Markdown>
+      🦌 DeerFlow
     </a>
   );
 }