diff --git a/src/components/cards/DirectoryCard.vue b/src/components/cards/DirectoryCard.vue
index e17dffa8..e72c9c71 100644
--- a/src/components/cards/DirectoryCard.vue
+++ b/src/components/cards/DirectoryCard.vue
@@ -75,10 +75,12 @@ const transferSourceItems = computed(() => [
   { title: t('directory.manualTransfer'), value: 'manual' },
 ])
 
+/** 判断存储类型是否具备预设强调色。 */
 function hasKnownStorageType(storageType?: string): storageType is keyof typeof STORAGE_ACCENT_COLOR_MAP {
   return !!storageType && Object.prototype.hasOwnProperty.call(STORAGE_ACCENT_COLOR_MAP, storageType)
 }
 
+/** 将十六进制颜色转换为 CSS RGB 通道字符串。 */
 function hexToRgbString(hexColor: string) {
   const normalizedColor = hexColor.replace('#', '')
   const colorValue = Number.parseInt(normalizedColor, 16)
@@ -88,6 +90,7 @@ function hexToRgbString(hexColor: string) {
   return `${(colorValue >> 16) & 255}, ${(colorValue >> 8) & 255}, ${colorValue & 255}`
 }
 
+/** 根据自定义存储序号选取离散的强调色。 */
 function getCustomStoragePaletteColor(storageType?: string) {
   const customStorageIndex = Math.max(Number(storageType?.match(/\d+$/)?.[0] ?? 1) - 1, 0)
   const customStorageColors = ['#F97316', '#8B5CF6', '#06B6D4', '#84CC16', '#EC4899', '#14B8A6']
@@ -95,6 +98,7 @@ function getCustomStoragePaletteColor(storageType?: string) {
   return customStorageColors[customStorageIndex % customStorageColors.length]
 }
 
+/** 获取指定存储类型在目录卡片中使用的强调色。 */
 function getStorageAccentColor(storageType?: string) {
   if (hasKnownStorageType(storageType)) return STORAGE_ACCENT_COLOR_MAP[storageType]
 
@@ -108,6 +112,7 @@ const directoryAccentStyle = computed(() => ({
   '--app-card-accent-end-rgb': libraryAccentRgb.value,
 }))
 
+/** 根据目录两端的存储类型刷新卡片强调色。 */
 function updateDirectoryAccentColors() {
   const downloadStorage = props.directory.storage
   const libraryStorage = props.directory.library_storage || props.directory.storage
@@ -270,6 +275,7 @@ watch(
         v-model="props.directory.name"
         variant="underlined"
         :label="t('directory.alias')"
+        mobile-control-width="65%"
         class="me-20 text-high-emphasis font-weight-bold"
       />
       <span class="app-card-top-action absolute top-3 right-12">
@@ -287,6 +293,7 @@ watch(
               variant="underlined"
               :items="typeItems"
               :label="t('directory.mediaType')"
+              mobile-control-width="65%"
               @update:modelValue="props.directory.media_category = ''"
             />
           </VCol>
@@ -296,6 +303,7 @@ watch(
               variant="underlined"
               :items="getCategories"
               :label="t('directory.mediaCategory')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="4">
@@ -304,6 +312,7 @@ watch(
               variant="underlined"
               :items="resourceStorageOptions"
               :label="t('directory.resourceStorage')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="8">
@@ -312,6 +321,7 @@ watch(
               :storage="props.directory.storage"
               variant="underlined"
               :label="t('directory.resourceDirectory')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="6" v-if="!props.directory.media_type || props.directory.media_type === ''">
@@ -332,6 +342,7 @@ watch(
               variant="underlined"
               :items="transferSourceItems"
               :label="t('directory.autoTransfer')"
+              mobile-control-width="65%"
             />
           </VCol>
         </VRow>
@@ -342,6 +353,7 @@ watch(
               variant="underlined"
               :items="MonitorModeItems"
               :label="t('directory.monitorMode')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="4">
@@ -350,6 +362,7 @@ watch(
               variant="underlined"
               :items="libraryStorageOptions"
               :label="t('directory.libraryStorage')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="8">
@@ -358,6 +371,7 @@ watch(
               :storage="props.directory.library_storage"
               variant="underlined"
               :label="t('directory.libraryDirectory')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="4">
@@ -367,6 +381,7 @@ watch(
               :items="transferTypeItems"
               :label="t('directory.transferType')"
               :no-data-text="computedNoDataText"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="8">
@@ -375,6 +390,7 @@ watch(
               variant="underlined"
               :items="overwriteModeItems"
               :label="t('directory.overwriteMode')"
+              mobile-control-width="65%"
             />
           </VCol>
           <VCol cols="6" v-if="!props.directory.media_type || props.directory.media_type === ''">
diff --git a/src/components/cards/FilterRuleCard.vue b/src/components/cards/FilterRuleCard.vue
index 4ef210d3..d04f3399 100644
--- a/src/components/cards/FilterRuleCard.vue
+++ b/src/components/cards/FilterRuleCard.vue
@@ -17,12 +17,12 @@ const props = defineProps({
 // 定义触发的自定义事件
 const emit = defineEmits(['close', 'changed'])
 
-// 按钮点击
+/** 关闭当前优先级规则卡片。 */
 function onClose() {
   emit('close')
 }
 
-// 选项变化
+/** 将当前优先级的规则选择结果通知父组件。 */
 function filtersChanged(value: string[]) {
   emit('changed', props.pri, value)
 }
@@ -61,6 +61,7 @@ const selectFilterOptions = computed<{ [key: string]: string }[]>(() => {
             :items="selectFilterOptions"
             chips
             :label="t('filterRule.rules')"
+            mobile-control-width="80%"
             multiple
             clearable
             @update:modelValue="filtersChanged"
diff --git a/src/components/field/PathField.vue b/src/components/field/PathField.vue
index 751f5886..bee8daab 100644
--- a/src/components/field/PathField.vue
+++ b/src/components/field/PathField.vue
@@ -30,6 +30,7 @@ const propsWithoutModelValue = computed(() => {
   return { ...rest, ...attrs }
 })
 
+/** 同步路径输入值并向父组件派发更新。 */
 function updateModelValue(value: string) {
   innerValue.value = value
   emit('update:modelValue', value)
diff --git a/src/plugins/vuetify/AppInput.ts b/src/plugins/vuetify/AppInput.ts
index 80e1fc9d..49eaa1c2 100644
--- a/src/plugins/vuetify/AppInput.ts
+++ b/src/plugins/vuetify/AppInput.ts
@@ -54,6 +54,21 @@ function mergeDescribedBy(...values: unknown[]) {
   )].join(' ')
 }
 
+/**
+ * 将移动端右栏宽度参数转换为可用的 CSS 长度。
+ */
+function normalizeMobileControlWidth(value: number | string | undefined) {
+  if (typeof value === 'number') {
+    if (!Number.isFinite(value)) return undefined
+
+    return `${Math.min(100, Math.max(0, value))}%`
+  }
+
+  if (typeof value !== 'string') return undefined
+
+  return value.trim() || undefined
+}
+
 /**
  * 为原生 Vuetify 录入组件创建小屏两栏适配器，桌面端保持原组件渲染路径。
  */
@@ -66,6 +81,10 @@ export function createResponsiveInputAdapter(component: Component, options: Resp
         type: Boolean,
         default: true,
       },
+      mobileControlWidth: {
+        type: [Number, String],
+        default: undefined,
+      },
     },
     /**
      * 根据 Vuetify 断点切换布局，并保留原生控件常用的公开方法。
@@ -107,6 +126,7 @@ export function createResponsiveInputAdapter(component: Component, options: Resp
         const hintId = `${controlId}-hint`
         const rootClass = attrs.class
         const rootStyle = attrs.style
+        const mobileControlWidth = normalizeMobileControlWidth(props.mobileControlWidth)
         const controlAttrs: Record<string, unknown> = { ...attrs }
 
         for (const key of ['class', 'hint', 'label', 'persistent-hint', 'persistentHint', 'style']) {
@@ -156,7 +176,12 @@ export function createResponsiveInputAdapter(component: Component, options: Resp
             },
             rootClass,
           ],
-          style: rootStyle,
+          style: [
+            rootStyle,
+            mobileControlWidth
+              ? { '--app-responsive-input-control-width': mobileControlWidth }
+              : undefined,
+          ],
         }, [
           h('div', { class: 'app-responsive-input__meta' }, [
             h('label', { class: 'app-responsive-input__label', for: controlId }, labelContent),
diff --git a/src/styles/common.scss b/src/styles/common.scss
index 82020748..44894ffa 100644
--- a/src/styles/common.scss
+++ b/src/styles/common.scss
@@ -508,7 +508,7 @@ html[data-theme-radius='extra'] {
   padding-block: 0.75rem;
   align-items: center;
   column-gap: 1rem;
-  grid-template-columns: minmax(0, 1fr) minmax(7rem, 42%);
+  grid-template-columns: minmax(0, 1fr) minmax(7rem, var(--app-responsive-input-control-width, 42%));
 }
 
 .app-responsive-input__meta,
@@ -611,23 +611,46 @@ html[data-theme-radius='extra'] {
   white-space: nowrap;
 }
 
-.app-responsive-input__native.v-select--multiple .v-field__input {
+.app-responsive-input__native:is(
+  .v-select--multiple,
+  .v-autocomplete--multiple,
+  .v-combobox--multiple
+) .v-field__input {
   overflow: visible;
   flex-wrap: wrap;
   row-gap: 0.25rem;
 }
 
-.app-responsive-input__native.v-select--multiple :is(.v-select__selection, .v-select__selection-text) {
+.app-responsive-input__native:is(
+  .v-select--multiple,
+  .v-autocomplete--multiple,
+  .v-combobox--multiple
+) :is(
+  .v-select__selection,
+  .v-select__selection-text,
+  .v-autocomplete__selection,
+  .v-autocomplete__selection-text,
+  .v-combobox__selection,
+  .v-combobox__selection-text
+) {
   overflow: visible;
   text-overflow: clip;
   white-space: normal;
 }
 
-.app-responsive-input__native.v-select--multiple .v-chip {
+.app-responsive-input__native:is(
+  .v-select--multiple,
+  .v-autocomplete--multiple,
+  .v-combobox--multiple
+) .v-chip {
   max-inline-size: 100%;
 }
 
-.app-responsive-input__native.v-select--multiple .v-chip__content {
+.app-responsive-input__native:is(
+  .v-select--multiple,
+  .v-autocomplete--multiple,
+  .v-combobox--multiple
+) .v-chip__content {
   overflow: hidden;
   text-overflow: ellipsis;
   white-space: nowrap;
@@ -713,10 +736,12 @@ html[data-theme-radius='extra'] {
     padding-block: 0;
   }
 
-  // 从第二个录入项开始绘制顶部线，稳定形成项间分隔且不会产生末尾尾线。
+  // 从第二个录入项开始绘制顶部线；只匹配列直属输入或一层字段包装，避免穿透嵌套卡片。
   .app-responsive-input ~ .app-responsive-input,
-  .v-row > :is(.v-col, [class*='v-col-']) ~ :is(.v-col, [class*='v-col-']) .app-responsive-input,
-  .v-row + .v-row > :is(.v-col, [class*='v-col-']):first-child .app-responsive-input {
+  .v-row > :is(.v-col, [class*='v-col-']) ~ :is(.v-col, [class*='v-col-']) > .app-responsive-input,
+  .v-row > :is(.v-col, [class*='v-col-']) ~ :is(.v-col, [class*='v-col-']) > * > .app-responsive-input,
+  .v-row + .v-row > :is(.v-col, [class*='v-col-']):first-child > .app-responsive-input,
+  .v-row + .v-row > :is(.v-col, [class*='v-col-']):first-child > * > .app-responsive-input {
     border-block-start: 1px solid rgba(var(--v-theme-on-surface), 0.08);
   }