优化文件浏览器样式，增加文件列表大小限制，调整文件导航器内边距

src/components/FileBrowser.vue

@@ -171,12 +171,19 @@ function fileListUpdated(items: FileItem[]) {
   fileListItems.value = items
 }
 
-// 大小控制
+// 外层DIV大小控制
 const scrollStyle = computed(() => {
   return appMode
     ? 'height: calc(100vh - 11.5rem - env(safe-area-inset-bottom) - 3.5rem)'
     : 'height: calc(100vh - 10.5rem - env(safe-area-inset-bottom)'
 })
+
+// 文件列表大小限制
+const fileListStyle = computed(() => {
+  return appMode
+    ? 'height: calc(100vh - 15.5rem - env(safe-area-inset-bottom) - 3.5rem)'
+    : 'height: calc(100vh - 14.5rem - env(safe-area-inset-bottom)'
+})
 </script>
 
 <template>
@@ -212,6 +219,7 @@ const scrollStyle = computed(() => {
           :axios="axios"
           :refreshpending="refreshPending"
           :sort="sort"
+          :listStyle="fileListStyle"
           @pathchanged="pathChanged"
           @loading="loadingChanged"
           @refreshed="refreshPending = false"

src/components/filebrowser/FileList.vue

@@ -29,6 +29,7 @@ const inProps = defineProps({
     required: true,
   },
   sort: String,
+  listStyle: String,
 })
 
 // 对外事件
@@ -598,7 +599,7 @@ onMounted(() => {
     <!-- 目录和文件列表 -->
     <VCardText v-else-if="dirs.length || files.length" class="p-0">
       <VList subheader>
-        <VVirtualScroll :items="[...dirs, ...files]">
+        <VVirtualScroll :items="[...dirs, ...files]" :style="listStyle">
           <template #default="{ item }">
             <VHover>
               <template #default="hover">

src/components/filebrowser/FileNavigator.vue

@@ -420,7 +420,6 @@ function getIndentLevel(path: string, ancestorPath: string) {
 .tree-item {
   display: flex;
   align-items: center;
-  padding: 6px 16px 6px 8px;
   cursor: pointer;
   transition: background-color 0.2s ease;
   min-width: 100%;
@@ -444,6 +443,7 @@ function getIndentLevel(path: string, ancestorPath: string) {
   justify-content: center;
   margin-right: 4px;
   flex-shrink: 0;
+  padding: 6px 0px 6px 12px;
 }
 
 .folder-content {
@@ -454,6 +454,7 @@ function getIndentLevel(path: string, ancestorPath: string) {
   overflow: hidden;
   white-space: nowrap;
   text-overflow: ellipsis;
+  padding: 6px 16px 6px 8px;
 }
 
 .root-item {