diff --git a/resources/views/guestbook/index.blade.php b/resources/views/guestbook/index.blade.php
index a32ea5b..ddc1112 100644
--- a/resources/views/guestbook/index.blade.php
+++ b/resources/views/guestbook/index.blade.php
@@ -21,18 +21,7 @@
     </a>
 @endsection
 
-@section('nav-right')
-    <button id="write-toggle-btn"
-        @click="showWriteForm = !showWriteForm; if(showWriteForm) setTimeout(() => $refs.textBody.focus(), 100)"
-        class="bg-indigo-500 hover:bg-indigo-400 text-white px-4 py-2 rounded-lg font-bold shadow-sm transition flex items-center">
-        <svg class="w-4 h-4 mr-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
-            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
-                d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z">
-            </path>
-        </svg>
-        <span x-text="showWriteForm ? '取消留言' : '发布留言 / 写信'"></span>
-    </button>
-@endsection
+
 
 @section('body-class', 'flex flex-col h-screen overflow-hidden')
 @section('body-data', "x-data=\"{ showWriteForm: false, towho: '{{ $defaultTo }}' }\"")
@@ -96,8 +85,20 @@
     <div class="flex-1 flex overflow-hidden">
 
         {{-- 左侧：分类导航 --}}
-        <div class="w-64 bg-white border-r border-gray-200 shrink-0 hidden md:block">
-            <div class="p-6">
+        <div class="w-64 bg-white border-r border-gray-200 shrink-0 hidden md:flex flex-col">
+            <div class="p-6 flex-1">
+                {{-- 新建留言按钮 --}}
+                <button
+                    @click="showWriteForm = !showWriteForm; if(showWriteForm) setTimeout(() => $refs.textBody.focus(), 100)"
+                    class="w-full bg-indigo-600 hover:bg-indigo-700 text-white px-4 py-3 rounded-xl font-bold mb-6 shadow-md transition flex justify-center items-center">
+                    <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
+                            d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 2.828L11.828 15H9v-2.828l8.586-8.586z">
+                        </path>
+                    </svg>
+                    <span x-text="showWriteForm ? '取消撰写' : '写新留言'"></span>
+                </button>
+
                 <nav class="space-y-2">
                     <a href="{{ route('guestbook.index', ['tab' => 'public']) }}"
                         class="flex items-center px-4 py-3 rounded-lg font-medium transition-colors {{ $tab === 'public' ? 'bg-indigo-50 text-indigo-700' : 'text-gray-600 hover:bg-gray-50' }}">
@@ -201,6 +202,20 @@
         </main>
     </div>
 
+    {{-- 移动端悬浮写留言按钮 --}}
+    <button @click="showWriteForm = !showWriteForm; if(showWriteForm) setTimeout(() => $refs.textBody.focus(), 100)"
+        class="md:hidden fixed bottom-20 right-4 w-14 h-14 bg-indigo-600 text-white rounded-full shadow-lg flex justify-center items-center hover:bg-indigo-700 transition z-50">
+        <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" x-show="!showWriteForm">
+            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2"
+                d="M15.232 5.232l3.536 3.536m-2.036-5.036a2.5 2.5 0 113.536 3.536L6.5 21.036H3v-3.572L16.732 3.732z">
+            </path>
+        </svg>
+        <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24" x-show="showWriteForm"
+            style="display: none;">
+            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
+        </svg>
+    </button>
+
     {{-- 移动端底部分类栏 --}}
     <div class="md:hidden bg-white border-t border-gray-200 flex justify-around p-2 shrink-0 relative z-20">
         <a href="{{ route('guestbook.index', ['tab' => 'public']) }}"
diff --git a/resources/views/layouts/app.blade.php b/resources/views/layouts/app.blade.php
index 4c13a06..a6019cd 100644
--- a/resources/views/layouts/app.blade.php
+++ b/resources/views/layouts/app.blade.php
@@ -82,16 +82,17 @@
 
                     {{-- 通用快捷操作区 --}}
                     @auth
+                        <a href="{{ route('guide') }}"
+                            class="text-indigo-200 hover:text-white font-bold transition hidden sm:flex items-center">
+                            <span class="mr-1">📖</span> 说明
+                        </a>
                         @if (Auth::user()->user_level >= 15)
                             <a href="{{ route('admin.dashboard') }}"
                                 class="text-indigo-200 hover:text-white font-bold transition hidden sm:flex items-center">
                                 <span class="mr-1">⚙️</span> 后台
                             </a>
                         @endif
-                        <a href="{{ route('guide') }}"
-                            class="text-indigo-200 hover:text-white font-bold transition hidden sm:flex items-center">
-                            <span class="mr-1">📖</span> 说明
-                        </a>
+
                     @endauth
 
                     @yield('nav-right')