fix(admin): unify sidebar collapse motion

src/views/admin/AdminView.vue

@@ -125,6 +125,7 @@ const filteredImages = computed(() => {
 const selectedManagedCount = computed(() => selectedImageIds.value.size)
 const displayUsername = computed(() => authStore.profile?.username || authStore.user?.email || '管理员')
 const userEmail = computed(() => authStore.user?.email || '未绑定邮箱')
+const displayInitial = computed(() => displayUsername.value.slice(0, 1).toUpperCase())
 
 watch(imageFilter, () => {
   setSelectedImageIds([])
@@ -491,56 +492,54 @@ onMounted(loadAdminData)
 <template>
   <div class="min-h-screen bg-[linear-gradient(180deg,#f8fafc_0%,#eef6ff_55%,#f8fafc_100%)]">
     <div
-      class="min-h-screen w-full transition-[grid-template-columns] duration-200 lg:grid"
+      class="min-h-screen w-full transition-[grid-template-columns] duration-200 ease-out lg:grid"
       :class="sidebarCollapsed
         ? 'lg:grid-cols-[88px_minmax(0,1fr)]'
         : 'lg:grid-cols-[280px_minmax(0,1fr)]'"
     >
       <aside
-        class="border-b border-slate-200 bg-white/90 px-4 py-4 backdrop-blur lg:sticky lg:top-0 lg:flex lg:h-screen lg:flex-col lg:border-b-0 lg:border-r lg:py-5"
+        class="relative border-b border-slate-200 bg-white/90 px-4 py-4 backdrop-blur lg:sticky lg:top-0 lg:flex lg:h-screen lg:flex-col lg:border-b-0 lg:border-r lg:px-5 lg:py-5"
-        :class="sidebarCollapsed ? 'lg:px-3' : 'lg:px-5'"
       >
-        <div
+        <div class="flex items-center">
-          class="flex items-start justify-between gap-3"
-          :class="sidebarCollapsed ? 'lg:flex-col lg:items-center' : 'lg:items-center'"
-        >
           <div class="flex min-w-0 items-center gap-3">
             <span class="flex h-10 w-10 shrink-0 items-center justify-center border border-sky-200 bg-sky-50 text-sky-800 shadow-[3px_3px_0_0_rgba(14,165,233,0.12)]">
               <NIcon size="22"><Shield /></NIcon>
             </span>
-            <span class="min-w-0" :class="sidebarCollapsed ? 'lg:hidden' : ''">
+            <span
-              <span class="block text-xs font-semibold uppercase tracking-[0.2em] text-sky-700">Admin Console</span>
+              class="min-w-0 overflow-hidden whitespace-nowrap transition-[max-width,opacity] duration-200 ease-out"
-              <span class="mt-1 block truncate text-lg font-bold text-slate-950">管理工作台</span>
+              :class="sidebarCollapsed
+                ? 'lg:max-w-0 lg:opacity-0'
+                : 'lg:max-w-[168px] lg:opacity-100'"
+            >
+              <span class="block whitespace-nowrap text-xs font-semibold uppercase tracking-[0.2em] text-sky-700">Admin Console</span>
+              <span class="mt-1 block whitespace-nowrap text-lg font-bold text-slate-950">管理工作台</span>
             </span>
           </div>
-
-          <button
-            type="button"
-            class="hidden h-9 w-9 shrink-0 items-center justify-center border border-slate-200 bg-white text-slate-500 transition-colors hover:border-teal-200 hover:bg-teal-50 hover:text-teal-800 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 lg:flex"
-            :aria-label="sidebarCollapsed ? '展开侧边栏' : '折叠侧边栏'"
-            :aria-expanded="!sidebarCollapsed"
-            :title="sidebarCollapsed ? '展开侧边栏' : '折叠侧边栏'"
-            @click="toggleSidebar"
-          >
-            <NIcon size="20">
-              <LayoutSidebarLeftExpand v-if="sidebarCollapsed" />
-              <LayoutSidebarLeftCollapse v-else />
-            </NIcon>
-          </button>
         </div>
 
+        <button
+          type="button"
+          class="hidden h-8 w-8 items-center justify-center border border-slate-200 bg-white text-slate-500 shadow-[3px_3px_0_0_rgba(15,23,42,0.06)] transition-colors hover:border-teal-200 hover:bg-teal-50 hover:text-teal-800 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 lg:absolute lg:-right-4 lg:top-6 lg:z-20 lg:flex"
+          :aria-label="sidebarCollapsed ? '展开侧边栏' : '折叠侧边栏'"
+          :aria-expanded="!sidebarCollapsed"
+          :title="sidebarCollapsed ? '展开侧边栏' : '折叠侧边栏'"
+          @click="toggleSidebar"
+        >
+          <NIcon size="18">
+            <LayoutSidebarLeftExpand v-if="sidebarCollapsed" />
+            <LayoutSidebarLeftCollapse v-else />
+          </NIcon>
+        </button>
+
         <nav aria-label="后台管理分区" class="mt-4 flex gap-2 overflow-x-auto pb-1 lg:mt-7 lg:block lg:space-y-2 lg:overflow-visible lg:pb-0">
           <button
             v-for="tab in tabs"
             :key="tab.key"
             type="button"
-            class="group relative flex min-w-[150px] items-center gap-3 border px-3 py-3 text-left transition-all focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 focus-visible:ring-offset-2 lg:w-full lg:min-w-0"
+            class="group relative flex min-w-[150px] items-center gap-3 overflow-hidden border px-3 py-3 text-left transition-[background-color,border-color,color,box-shadow] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 focus-visible:ring-offset-2 lg:w-full lg:min-w-0"
-            :class="[
+            :class="activeTab === tab.key
-              activeTab === tab.key
+              ? 'border-teal-200 bg-teal-50 text-teal-900 shadow-[3px_3px_0_0_rgba(20,184,166,0.14)]'
-                ? 'border-teal-200 bg-teal-50 text-teal-900 shadow-[3px_3px_0_0_rgba(20,184,166,0.14)]'
+              : 'border-transparent bg-white text-slate-600 hover:border-slate-200 hover:bg-slate-50 hover:text-slate-950'"
-                : 'border-transparent bg-white text-slate-600 hover:border-slate-200 hover:bg-slate-50 hover:text-slate-950',
-              sidebarCollapsed ? 'lg:justify-center lg:px-0' : '',
-            ]"
             :aria-current="activeTab === tab.key ? 'page' : undefined"
             :aria-label="tab.label"
             :title="sidebarCollapsed ? tab.label : undefined"
@@ -549,8 +548,13 @@ onMounted(loadAdminData)
             <NIcon size="22" class="shrink-0">
               <component :is="tab.icon" />
             </NIcon>
-            <span class="min-w-0 flex-1" :class="sidebarCollapsed ? 'lg:hidden' : ''">
+            <span
-              <span class="block text-sm font-semibold">{{ tab.label }}</span>
+              class="min-w-0 flex-1 overflow-hidden whitespace-nowrap transition-[max-width,opacity] duration-200 ease-out"
+              :class="sidebarCollapsed
+                ? 'lg:max-w-0 lg:opacity-0'
+                : 'lg:max-w-[190px] lg:opacity-100'"
+            >
+              <span class="block whitespace-nowrap text-sm font-semibold">{{ tab.label }}</span>
               <span class="mt-0.5 hidden truncate text-xs text-slate-500 lg:block">{{ tab.description }}</span>
             </span>
             <span
@@ -574,31 +578,35 @@ onMounted(loadAdminData)
             <template #trigger>
               <button
                 type="button"
-                class="flex min-h-[46px] min-w-0 flex-1 items-center gap-3 border px-3 py-2 text-left transition-[background-color,border-color,color,box-shadow] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 lg:w-full"
+                class="flex h-14 min-w-0 flex-1 items-center gap-3 overflow-hidden border px-3 py-2 text-left transition-[background-color,border-color,color,box-shadow] focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-teal-600 lg:w-full"
-                :class="[
+                :class="accountMenuOpen
-                  accountMenuOpen
+                  ? 'border-teal-200 bg-teal-50 text-teal-800 shadow-[3px_3px_0_0_rgba(20,184,166,0.12)]'
-                    ? 'border-teal-200 bg-teal-50 text-teal-800 shadow-[3px_3px_0_0_rgba(20,184,166,0.12)]'
+                  : 'border-slate-200 bg-slate-50 text-slate-700 hover:border-teal-200 hover:bg-teal-50 hover:text-teal-800'"
-                    : 'border-slate-200 bg-slate-50 text-slate-700 hover:border-teal-200 hover:bg-teal-50 hover:text-teal-800',
-                  sidebarCollapsed ? 'lg:justify-center lg:px-0' : '',
-                ]"
                 aria-label="打开管理员账户菜单"
                 aria-haspopup="menu"
                 :aria-expanded="accountMenuOpen"
                 :title="sidebarCollapsed ? displayUsername : undefined"
               >
                 <NIcon size="22" class="shrink-0"><UserCircle /></NIcon>
-                <span class="min-w-0 flex-1" :class="sidebarCollapsed ? 'lg:hidden' : ''">
+                <span
+                  class="min-w-0 flex-1 overflow-hidden whitespace-nowrap transition-[max-width,opacity] duration-200 ease-out"
+                  :class="sidebarCollapsed
+                    ? 'lg:max-w-0 lg:opacity-0'
+                    : 'lg:max-w-[145px] lg:opacity-100'"
+                >
                   <span class="block truncate text-sm font-semibold text-slate-900">{{ displayUsername }}</span>
                   <span class="mt-0.5 block text-xs text-slate-500">管理员账户</span>
                 </span>
-                <NIcon
+                <span
-                  v-if="!sidebarCollapsed"
+                  class="overflow-hidden transition-[max-width,opacity] duration-200 ease-out"
-                  size="16"
+                  :class="sidebarCollapsed
-                  class="shrink-0 transition-transform"
+                    ? 'lg:max-w-0 lg:opacity-0'
-                  :class="accountMenuOpen ? 'rotate-180' : ''"
+                    : 'lg:max-w-4 lg:opacity-100'"
                 >
-                  <ChevronUp />
+                  <NIcon size="16" class="shrink-0 transition-transform" :class="accountMenuOpen ? 'rotate-180' : ''">
-                </NIcon>
+                    <ChevronUp />
+                  </NIcon>
+                </span>
               </button>
             </template>
 
@@ -607,10 +615,16 @@ onMounted(loadAdminData)
               role="menu"
               aria-label="管理员账户"
             >
-              <div class="border-b border-slate-200 bg-[linear-gradient(180deg,#f0fdfa_0%,#ffffff_100%)] px-4 py-3">
+              <div class="border-b border-slate-200 bg-[linear-gradient(180deg,#f0fdfa_0%,#ffffff_100%)] px-4 py-4">
-                <p class="text-[11px] font-semibold uppercase tracking-[0.18em] text-teal-700">Administrator</p>
+                <div class="flex items-center gap-3">
-                <p class="mt-2 truncate text-sm font-semibold text-slate-950">@{{ displayUsername }}</p>
+                  <div class="flex h-11 w-11 shrink-0 items-center justify-center border border-teal-200 bg-[linear-gradient(135deg,#ecfeff_0%,#ccfbf1_100%)] text-lg font-bold text-teal-800">
-                <p class="mt-1 truncate text-xs text-slate-500">{{ userEmail }}</p>
+                    {{ displayInitial }}
+                  </div>
+                  <div class="min-w-0">
+                    <p class="truncate text-sm font-semibold text-slate-950">@{{ displayUsername }}</p>
+                    <p class="mt-1 truncate text-xs text-slate-500">{{ userEmail }}</p>
+                  </div>
+                </div>
               </div>
 
               <div class="py-2">
@@ -649,12 +663,18 @@ onMounted(loadAdminData)
           </NPopover>
           <RouterLink
             to="/"
-            class="flex h-[46px] shrink-0 items-center justify-center gap-3 border border-slate-200 bg-white px-3 text-sm font-semibold text-slate-700 shadow-[3px_3px_0_0_rgba(15,23,42,0.06)] transition-colors hover:border-sky-200 hover:bg-sky-50 hover:text-sky-800 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-sky-600"
+            class="flex h-[46px] shrink-0 items-center justify-start gap-3 overflow-hidden border border-slate-200 bg-white px-3 text-sm font-semibold text-slate-700 shadow-[3px_3px_0_0_rgba(15,23,42,0.06)] transition-colors hover:border-sky-200 hover:bg-sky-50 hover:text-sky-800 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-sky-600 lg:w-full"
-            :class="sidebarCollapsed ? 'lg:px-0' : 'lg:w-full'"
             title="返回主页"
           >
             <NIcon size="20" class="shrink-0"><Home /></NIcon>
-            <span :class="sidebarCollapsed ? 'lg:hidden' : ''">返回主页</span>
+            <span
+              class="overflow-hidden whitespace-nowrap transition-[max-width,opacity] duration-200 ease-out"
+              :class="sidebarCollapsed
+                ? 'lg:max-w-0 lg:opacity-0'
+                : 'lg:max-w-[100px] lg:opacity-100'"
+            >
+              返回主页
+            </span>
           </RouterLink>
         </div>
       </aside>