Opt the transparency slider display logic with AnimatedVisibility and update the formatting in the Chinese string resource.

Signed-off-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>

manager/app/src/main/java/shirkneko/zako/sukisu/ui/screen/MoreSettings.kt

@@ -407,9 +407,11 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
                     )
                 }
             )
-
-            if (ThemeConfig.customBackgroundUri != null && showCardSettings) {
                 // 透明度 Slider
+                AnimatedVisibility(
+                    visible = ThemeConfig.customBackgroundUri != null && showCardSettings,
+                    modifier = Modifier.fillMaxWidth().padding(horizontal = 24.dp)
+                ) {
                     ListItem(
                         leadingContent = { Icon(Icons.Filled.Opacity, null) },
                         headlineContent = { Text(stringResource(R.string.settings_card_alpha)) },
@@ -439,7 +441,11 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
                             )
                         }
                     )
-
+                }
+                AnimatedVisibility(
+                    visible = ThemeConfig.customBackgroundUri != null && showCardSettings,
+                    modifier = Modifier.fillMaxWidth().padding(horizontal = 24.dp)
+                ){
                 ListItem(
                     leadingContent = { Icon(Icons.Filled.DarkMode, null) },
                     headlineContent = { Text(stringResource(R.string.theme_mode)) },
@@ -448,7 +454,7 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
                         showThemeModeDialog = true
                     }
                 )
-
+                }
 
                     // 主题模式选择对话框
                     if (showThemeModeDialog) {
@@ -511,7 +517,7 @@ fun MoreSettingsScreen(navigator: DestinationsNavigator) {
                 }
             }
         }
-    }
+
 
 @Composable
 private fun getSliderColors(cardAlpha: Float, useCustomColors: Boolean = false): SliderColors {