feat: 首页旅游卡推广卡片优化

- 价格区: 原价删除线 + 立省3600+黄色大字
- 权益文案拆两行: 42家景区全年免首道门票 + 景区明细
- 核心权益标签: 单次最高可省228元 | 单景区全年可免6次
- 信任文案: 已售1.2万+ | 萍乡文旅官方联名卡
- CTA: 立即抢购｜专属特惠 + 橙色阴影 + 缩放动效
- 徽章: 爱上萍乡小程序专属"

src/pages/index/index.vue

@@ -54,7 +54,7 @@
           />
           <view class="promo-overlay" />
           <view class="promo-content">
-            <view class="promo-badge">大学生·市民专属</view>
+            <view class="promo-badge">爱上萍乡小程序专属</view>
             <text class="promo-name">超级玩家卡</text>
             <view class="promo-price-row">
               <view class="promo-price-block">
@@ -62,15 +62,18 @@
                 <text class="promo-price">198</text>
               </view>
               <view class="promo-value-block">
-                <text class="promo-value-label">景区总价值</text>
                 <text class="promo-value">¥3800+</text>
+                <text class="promo-save">立省3600+</text>
               </view>
             </view>
-            <text class="promo-desc">40家景区免门票 · 武功山·方特·韶山·滴水洞</text>
+            <text class="promo-desc">42家景区全年免首道门票</text>
+            <text class="promo-desc-sub">含武功山/君澜温泉/方特/韶山，法定节假日通用</text>
+            <text class="promo-highlight">单次最高可省228元 | 单景区全年可免6次</text>
             <view class="promo-cta">
-              <text class="cta-label">立即抢购</text>
+              <text class="cta-label">立即抢购｜专属特惠</text>
               <view class="cta-arrow" />
             </view>
+            <text class="promo-trust">已售1.2万+ | 萍乡文旅官方联名卡</text>
           </view>
         </view>
       </view>
@@ -422,12 +425,6 @@ function goMore() {
   padding-bottom: $spacing-2;
 }
 
-.promo-value-label {
-  font-size: $font-size-xs;
-  color: rgba(255, 255, 255, 0.5);
-  margin-bottom: 4rpx;
-}
-
 .promo-value {
   font-size: $font-size-xl;
   color: rgba(255, 255, 255, 0.45);
@@ -435,12 +432,34 @@ function goMore() {
   font-weight: $font-weight-medium;
 }
 
+.promo-save {
+  font-size: $font-size-2xl;
+  color: $uv-warning;
+  font-weight: $font-weight-bold;
+  letter-spacing: 2rpx;
+}
+
 .promo-desc {
   font-size: $font-size-base;
-  color: rgba(255, 255, 255, 0.8);
+  color: rgba(255, 255, 255, 0.85);
+  display: block;
+  margin-bottom: $spacing-1;
+  line-height: $line-height-relaxed;
+}
+
+.promo-desc-sub {
+  font-size: $font-size-sm;
+  color: rgba(255, 255, 255, 0.55);
+  display: block;
+  margin-bottom: $spacing-2;
+}
+
+.promo-highlight {
+  font-size: $font-size-sm;
+  color: rgba(255, 255, 255, 0.6);
   display: block;
   margin-bottom: $spacing-4;
-  line-height: $line-height-relaxed;
+  letter-spacing: 2rpx;
 }
 
 .promo-cta {
@@ -452,10 +471,11 @@ function goMore() {
   padding: $spacing-2 $spacing-8;
   border-radius: $radius-full;
   background: $uv-warning;
+  box-shadow: 0 8rpx 24rpx rgba(249, 174, 61, 0.4);
   transition: transform $transition-fast;
 
   &:active {
-    transform: scale(0.96);
+    transform: scale(0.95);
   }
 
   .cta-label {
@@ -473,6 +493,13 @@ function goMore() {
   }
 }
 
+.promo-trust {
+  font-size: $font-size-xs;
+  color: rgba(255, 255, 255, 0.35);
+  display: block;
+  margin-top: $spacing-3;
+}
+
 /* ============================================
    Spots section
    ============================================ */