diff --git a/src/@layouts/components/VerticalNavLayout.vue b/src/@layouts/components/VerticalNavLayout.vue
index 137c1983..2d54a535 100644
--- a/src/@layouts/components/VerticalNavLayout.vue
+++ b/src/@layouts/components/VerticalNavLayout.vue
@@ -47,7 +47,7 @@ export default defineComponent({
 
       // 当弹窗刚打开时，记录当前的滚动状态
       if (!wasDialogOpen && isDialogOpen.value) {
-        wasScrolledBeforeDialog.value = scrollDistance.value > 0
+        wasScrolledBeforeDialog.value = scrollDistance.value > 10
       }
     }
 
@@ -160,6 +160,8 @@ export default defineComponent({
 </script>
 
 <style lang="scss">
+/* stylelint-disable no-descending-specificity */
+
 @use '@configured-variables' as variables;
 @use '@layouts/styles/placeholders';
 @use '@layouts/styles/mixins';
@@ -257,8 +259,8 @@ export default defineComponent({
   &.layout-vertical-nav-collapsed .layout-vertical-nav:not(.overlay-nav) {
     .nav-header {
       justify-content: center;
-      padding-inline: 0;
       margin-inline: 0;
+      padding-inline: 0;
     }
 
     .app-logo {
@@ -312,8 +314,8 @@ export default defineComponent({
     }
 
     .layout-navbar {
-      border-block-end: 1px solid rgba(var(--v-theme-on-surface), 0.08);
       background: rgb(var(--v-theme-background));
+      border-block-end: 1px solid rgba(var(--v-theme-on-surface), 0.08);
       inline-size: 100%;
       max-inline-size: none;
       padding-inline: 0;
@@ -324,15 +326,15 @@ export default defineComponent({
       border-radius: 0 !important;
       background: transparent !important;
       inline-size: 100%;
-      max-inline-size: variables.$layout-boxed-content-width;
       margin-inline: auto;
+      max-inline-size: variables.$layout-boxed-content-width;
       padding-inline: 1.5rem;
     }
 
     .layout-page-content {
       inline-size: 100%;
-      max-inline-size: variables.$layout-boxed-content-width;
       margin-inline: auto;
+      max-inline-size: variables.$layout-boxed-content-width;
       padding-inline: 1rem;
     }
 
@@ -371,8 +373,8 @@ export default defineComponent({
     .v-theme--transparent .layout-wrapper.layout-horizontal-nav-active .layout-navbar {
       backdrop-filter: none !important;
       background: transparent !important;
-      box-shadow: none !important;
       border-block-end-color: rgba(var(--v-theme-on-surface), 0.04);
+      box-shadow: none !important;
     }
 
     html[data-theme='transparent'] .layout-wrapper.layout-horizontal-nav-active .navbar-content-container,
@@ -431,11 +433,11 @@ export default defineComponent({
       .nav-section-title,
       .nav-link > a,
       .nav-item-icon {
-        color: rgba(231, 227, 252, 0.78) !important;
+        color: rgba(231, 227, 252, 78%) !important;
       }
 
       .nav-link > a:hover {
-        background-color: rgba(231, 227, 252, 0.06);
+        background-color: rgba(231, 227, 252, 6%);
       }
 
       .nav-link > .router-link-exact-active {
@@ -458,8 +460,7 @@ export default defineComponent({
     .layout-page-content {
       // display: flex;
       // 使用 clip 替代 hidden，避免 Chrome 144+ 滚动锁定问题
-      overflow-x: clip;
-      overflow-y: auto;
+      overflow: clip auto;
 
       .page-content-container {
         inline-size: 100%;
diff --git a/src/components/ThemeCustomizer.vue b/src/components/ThemeCustomizer.vue
index e5b59c1a..234b7953 100644
--- a/src/components/ThemeCustomizer.vue
+++ b/src/components/ThemeCustomizer.vue
@@ -10,6 +10,7 @@ import { usePWA } from '@/composables/usePWA'
 import { useI18n } from 'vue-i18n'
 import { useTheme } from 'vuetify'
 import { VDialog, VNavigationDrawer } from 'vuetify/components'
+import { useDisplay } from 'vuetify'
 
 const props = withDefaults(
   defineProps<{
@@ -31,6 +32,7 @@ const { isCustomized, resetSettings, setLayout, setPrimaryColor, setSemiDarkMenu
 const { appMode } = usePWA()
 const { t } = useI18n()
 const { global: globalTheme } = useTheme()
+const display = useDisplay()
 const defaultPrimaryColor = themeCustomizerPrimaryColors[0].value
 
 const drawer = computed({
@@ -41,11 +43,12 @@ const drawer = computed({
 const customizerContainer = computed(() => (appMode.value ? VDialog : VNavigationDrawer))
 
 const customizerContainerProps = computed(() => {
-  if (appMode.value) {
+  if (appMode.value && display.mdAndDown.value) {
     return {
       class: 'theme-customizer-dialog-overlay',
-      maxWidth: 420,
       scrim: true,
+      fullscreen: !display.mdAndUp.value,
+      scrollable: true,
     }
   }
 
@@ -55,6 +58,7 @@ const customizerContainerProps = computed(() => {
     scrim: false,
     temporary: true,
     width: 420,
+    persistent: false,
   }
 })
 
@@ -129,16 +133,11 @@ async function handleResetSettings() {
 </script>
 
 <template>
-  <component
-    :is="customizerContainer"
-    v-model="drawer"
-    v-bind="customizerContainerProps"
-  >
+  <component :is="customizerContainer" v-model="drawer" v-bind="customizerContainerProps">
     <div class="theme-customizer-panel" :class="{ 'theme-customizer-panel--dialog': appMode }">
-      <div class="theme-customizer-header">
+      <div class="theme-customizer-header py-5 px-4">
         <div>
           <h2 class="theme-customizer-title">{{ t('theme.customizer.title') }}</h2>
-          <p class="theme-customizer-subtitle">{{ t('theme.customizer.subtitle') }}</p>
         </div>
         <div class="theme-customizer-header-actions">
           <VBadge color="error" dot :model-value="showResetBadge" location="top end" offset-x="2" offset-y="2">
@@ -167,7 +166,6 @@ async function handleResetSettings() {
             <div
               v-for="color in themeCustomizerPrimaryColors"
               :key="color.value"
-              type="button"
               class="theme-customizer-color-option"
               :class="{ 'is-active': settings.primaryColor === color.value }"
               :aria-label="t('theme.customizer.usePrimaryColor', { color: color.name })"
@@ -177,7 +175,7 @@ async function handleResetSettings() {
             </div>
 
             <div
-              type="button"
+              v-if="!appMode"
               class="theme-customizer-color-option theme-customizer-color-option--picker"
               :class="{
                 'is-active': !themeCustomizerPrimaryColors.some(color => color.value === settings.primaryColor),
@@ -201,7 +199,6 @@ async function handleResetSettings() {
             <div
               v-for="theme in themeOptions"
               :key="theme.value"
-              type="button"
               class="theme-customizer-card-option"
               :class="{ 'is-active': settings.theme === theme.value }"
               @click="setTheme(theme.value)"
@@ -216,7 +213,6 @@ async function handleResetSettings() {
             <div
               v-for="skin in skinOptions"
               :key="skin.value"
-              type="button"
               class="theme-customizer-preview-option"
               :class="{ 'is-active': settings.skin === skin.value }"
               @click="setSkin(skin.value)"
@@ -260,7 +256,6 @@ async function handleResetSettings() {
             <div
               v-for="layout in layoutOptions"
               :key="layout.value"
-              type="button"
               class="theme-customizer-preview-option"
               :class="{ 'is-active': settings.layout === layout.value, 'is-disabled': appMode }"
               @click="handleLayoutChange(layout.value)"
@@ -287,11 +282,13 @@ async function handleResetSettings() {
 </template>
 
 <style lang="scss">
+/* stylelint-disable no-descending-specificity */
+
 .theme-customizer-drawer {
   position: fixed !important;
   z-index: 12000 !important;
-  border-inline-start: 1px solid rgba(var(--v-theme-on-surface), 0.08) !important;
   block-size: 100dvh !important;
+  border-inline-start: 1px solid rgba(var(--v-theme-on-surface), 0.08) !important;
   box-shadow: -2px 0 6px rgba(0, 0, 0, 10%) !important;
   inset-block: 0 !important;
   inset-inline-end: 0 !important;
@@ -321,16 +318,11 @@ async function handleResetSettings() {
   border: 1px solid rgba(var(--v-theme-on-surface), 0.08);
   border-radius: 16px;
   background: rgb(var(--v-theme-surface));
-  block-size: auto;
-  box-shadow: 0 8px 22px rgba(0, 0, 0, 12%);
-  inline-size: min(420px, calc(100vw - 32px));
-  max-block-size: 85vh;
-  max-block-size: 85dvh;
+  block-size: 100dvh;
 }
 
 .theme-customizer-panel--dialog .theme-customizer-body {
-  max-block-size: calc(85vh - 104px);
-  max-block-size: calc(85dvh - 104px);
+  block-size: calc(100dvh - 80px - env(safe-area-inset-bottom) - env(safe-area-inset-top));
 }
 
 .theme-customizer-drawer.v-theme--transparent,
@@ -363,11 +355,9 @@ html[data-theme='transparent'] .v-overlay__content:has(.theme-customizer-panel--
 
 .theme-customizer-header {
   display: flex;
-  align-items: flex-start;
+  align-items: center;
   justify-content: space-between;
   gap: 16px;
-  padding-block: 28px 26px;
-  padding-inline: 32px 24px;
 }
 
 .theme-customizer-title {
@@ -378,14 +368,6 @@ html[data-theme='transparent'] .v-overlay__content:has(.theme-customizer-panel--
   line-height: 1.2;
 }
 
-.theme-customizer-subtitle {
-  color: rgba(var(--v-theme-on-surface), var(--v-medium-emphasis-opacity));
-  font-size: 1rem;
-  line-height: 1.35;
-  margin-block: 8px 0;
-  margin-inline: 0;
-}
-
 .theme-customizer-header-actions {
   display: flex;
   align-items: center;
diff --git a/src/components/dialog/ShortcutToolDialog.vue b/src/components/dialog/ShortcutToolDialog.vue
index c58497d5..cb5fadf3 100644
--- a/src/components/dialog/ShortcutToolDialog.vue
+++ b/src/components/dialog/ShortcutToolDialog.vue
@@ -61,19 +61,21 @@ const visible = computed({
 </template>
 
 <style scoped>
+/* stylelint-disable selector-pseudo-class-no-unknown */
+
 .system-health-dialog-card {
   display: flex;
-  flex-direction: column;
   overflow: hidden;
+  flex-direction: column;
 }
 
 .system-health-dialog-body {
   /* 弹窗正文本身不滚动，滚动只交给健康检查结果列表。 */
   display: flex;
+  overflow: hidden !important;
   flex: 1 1 auto;
   block-size: min(42rem, calc(100dvh - 8rem - env(safe-area-inset-top) - env(safe-area-inset-bottom)));
   min-block-size: 0;
-  overflow: hidden !important;
 }
 
 :global(.v-dialog--fullscreen) .system-health-dialog-body {
diff --git a/src/styles/common.scss b/src/styles/common.scss
index 00571678..343d21f6 100644
--- a/src/styles/common.scss
+++ b/src/styles/common.scss
@@ -1,3 +1,5 @@
+/* stylelint-disable scss/at-rule-no-unknown */
+/* stylelint-disable no-descending-specificity */
 // 公共样式 - 所有主题都需要
 @tailwind base;
 @tailwind components;
@@ -80,21 +82,18 @@ html[data-theme-skin='bordered'] {
   }
 
   .layout-vertical-nav,
-  .navbar-content-container,
   .footer-nav-card {
     border: 1px solid rgba(var(--v-theme-on-surface), 0.1) !important;
   }
 
+    .navbar-content-container {
+      border-block-end: 1px solid rgba(var(--v-theme-on-surface), 0.1) !important;
+    }
+
   .layout-vertical-nav {
     border-block: 0 !important;
     border-inline-start: 0 !important;
   }
-
-  .navbar-content-container {
-    border-block-start: 0 !important;
-    border-radius: 0 0 10px 10px;
-    background-color: rgba(var(--v-theme-surface), 0.82);
-  }
 }
 
 // 应用类信息卡片：固定右侧媒体槽位，避免图片被左侧文字挤压变形。
@@ -118,6 +117,7 @@ html[data-theme-skin='bordered'] {
     rgba(var(--v-theme-surface), var(--app-card-surface-opacity)) !important;
   box-shadow: var(--app-card-rest-shadow) !important;
   color: rgb(var(--v-theme-on-surface));
+
   --app-card-accent-rgb: var(--v-theme-primary);
   --app-card-accent-end-rgb: var(--app-card-accent-rgb);
   --app-card-accent-start-opacity: 0.025;
@@ -126,6 +126,7 @@ html[data-theme-skin='bordered'] {
   --app-card-hover-border-opacity: 0.16;
   --app-card-stripe-opacity: 0.22;
   --app-card-surface-opacity: 0.92;
+
   transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
 }
 
@@ -163,8 +164,9 @@ html[data-theme-skin='bordered'] {
 
 html[data-theme="transparent"] .app-card-colorful,
 .v-theme--transparent .app-card-colorful {
-  backdrop-filter: blur(var(--transparent-blur, 10px));
   border: 0 !important;
+  backdrop-filter: blur(var(--transparent-blur, 10px));
+
   --app-card-accent-start-opacity: 0.018;
   --app-card-accent-end-opacity: 0.01;
   --app-card-border-opacity: 0;
diff --git a/src/styles/themes/transparent.scss b/src/styles/themes/transparent.scss
index f8997d0a..bcb1748a 100644
--- a/src/styles/themes/transparent.scss
+++ b/src/styles/themes/transparent.scss
@@ -1,3 +1,5 @@
+/* stylelint-disable scss/at-rule-no-unknown */
+
 // 透明主题专用样式
 html[data-theme="transparent"] {
   // 定义透明度变量
@@ -39,6 +41,7 @@ html[data-theme="transparent"] {
 
   // 设置页彩色卡片保留透明主题的玻璃质感，只叠加极轻的图标主色。
   .app-card-colorful {
+    border: 0 !important;
     background:
       linear-gradient(
         135deg,
@@ -47,7 +50,6 @@ html[data-theme="transparent"] {
         rgba(var(--v-theme-surface), 0) 76%
       ),
       rgba(var(--v-theme-surface), var(--transparent-opacity-light)) !important;
-    border: 0 !important;
   }
 
   // 工具栏