fix(mp): T40 UI 设计系统合规审计修复 — 60 页面全覆盖

- 新增 $white 语义变量 + --tk-font-display Token
- 44 处 #fff → $white，2 处 background: #fff → $card
- 14 处 border-radius 硬编码统一为 $r-xs/$r-lg/$r
- 3 处 TSX inline 颜色提取为 SCSS 类（exchange/orders/action-inbox）
- ErrorBoundary 重构：6 个 inline style → SCSS 类 + Design Token
- 2 处离调色板颜色修正（#0284C7→$tx2, #94A3B8→$tx3）
- 2 处静默 catch 块添加状态清理（article/health）
- 趋势页补 Loading/EmptyState；咨询页 GuestGuard 统一
- 4 处 #FFFFFF → $white（mixins/index/exchange/variables）

apps/miniprogram/src/pages/pkg-profile/dialysis-prescriptions/detail/index.scss

@@ -35,7 +35,7 @@
 .status-tag {
   display: inline-block;
   padding: 4px 12px;
-  border-radius: 8px;
+  border-radius: $r-xs;
   font-size: var(--tk-font-body);
   font-weight: 500;
   background: $bd-l;

apps/miniprogram/src/pages/pkg-profile/dialysis-records/detail/index.scss

@@ -35,7 +35,7 @@
 .status-tag {
   display: inline-block;
   padding: 4px 12px;
-  border-radius: 8px;
+  border-radius: $r-xs;
   font-size: var(--tk-font-body);
   font-weight: 500;
   background: $bd-l;

apps/miniprogram/src/pages/pkg-profile/elder-mode/index.scss

@@ -81,7 +81,7 @@
   width: 26px;
   height: 26px;
   border-radius: 13px;
-  background: #fff;
+  background: $card;
   position: absolute;
   top: 2px;
   left: 2px;

apps/miniprogram/src/pages/pkg-profile/family-add/index.scss

@@ -96,7 +96,7 @@
 .submit-text {
   font-family: 'Georgia', 'Times New Roman', serif;
   font-size: var(--tk-font-num);
-  color: #fff;
+  color: $white;
   font-weight: bold;
   letter-spacing: 2px;
 }

apps/miniprogram/src/pages/pkg-profile/family/index.scss

@@ -75,7 +75,7 @@
 }
 
 .family-current-tag {
-  @include tag($pri, #fff);
+  @include tag($pri, $white);
   font-size: var(--tk-font-body-sm);
   padding: 2px 10px;
 }
@@ -124,7 +124,7 @@
 .family-add-text {
   font-family: 'Georgia', 'Times New Roman', serif;
   font-size: var(--tk-font-num);
-  color: #fff;
+  color: $white;
   font-weight: bold;
   letter-spacing: 2px;
 }

apps/miniprogram/src/pages/pkg-profile/medication/index.scss

@@ -8,6 +8,16 @@
   padding-bottom: 160px;
 }
 
+.medication-loading {
+  padding: 40px 0;
+  text-align: center;
+}
+
+.medication-loading-text {
+  color: $tx3;
+  font-size: var(--tk-font-h1);
+}
+
 .page-title {
   @include section-title;
   padding-left: 4px;
@@ -99,7 +109,7 @@
   width: 36px;
   height: 36px;
   border-radius: 50%;
-  background: #fff;
+  background: $card;
   position: absolute;
   top: 4px;
   transition: left 0.3s;
@@ -217,7 +227,7 @@
 
 .form-confirm-text {
   font-size: var(--tk-font-body-lg);
-  color: #fff;
+  color: $white;
   font-weight: bold;
 }
 
@@ -235,7 +245,7 @@
 .add-text {
   font-family: 'Georgia', 'Times New Roman', serif;
   font-size: var(--tk-font-num);
-  color: #fff;
+  color: $white;
   font-weight: bold;
   letter-spacing: 2px;
 }

apps/miniprogram/src/pages/pkg-profile/medication/index.tsx

@@ -100,8 +100,8 @@ export default function MedicationReminder() {
     return (
       <View className={`medication-page ${modeClass}`}>
         <Text className='page-title'>用药提醒</Text>
-        <View style={{ padding: '40px 0', textAlign: 'center' }}>
-          <Text style={{ color: '#94A3B8', fontSize: '28px' }}>加载中...</Text>
+        <View className='medication-loading'>
+          <Text className='medication-loading-text'>加载中...</Text>
         </View>
       </View>
     );