style：首页-质量/生产切换按钮样式调整

src/components/dashboard/ModeSwitchPopup.vue

@@ -1,7 +1,7 @@
 <template>
   <view>
     <view class="mode-switch-btn" @click="openPopup">
-      <uni-icons type="settings" size="21" color="#ffffff" />
+      <uni-icons type="settings" size="28" color="#1a3a5c" />
     </view>
 
     <view v-if="showModePopup" class="popup-overlay" @click="showModePopup = false">
@@ -75,12 +75,12 @@ function switchMode(mode) {
 .mode-switch-btn {
   width: 64rpx;
   height: 64rpx;
-  background: linear-gradient(135deg, #1a3a5c 0%, #2d5a87 100%);
+  // background: linear-gradient(135deg, #1a3a5c 0%, #2d5a87 100%);
   border-radius: 50%;
   display: flex;
   align-items: center;
   justify-content: center;
-  box-shadow: 0 4rpx 12rpx rgba(26, 58, 92, 0.3);
+  // box-shadow: 0 4rpx 12rpx rgba(26, 58, 92, 0.3);
 
   &:active {
     transform: scale(0.95);