feat: 首页Hero改造Banner轮播 + 公告栏优化

- Hero: 替换为运营Banner图, swiper轮播结构, 移除文字遮罩, 点击跳转卡列表
- 公告栏: 卡片化圆角阴影, 分类标签(重要/景区/福利), 按类型变色脉冲圆点,
  触摸暂停轮播, 右侧更多按钮, 修复橙色圆点被拉伸bug(.promo类名冲突)

Co-Authored-By: Claude <noreply@anthropic.com>

src/pages/index/index.vue

@@ -1,31 +1,47 @@
 <template>
   <view class="page">
-    <!-- Hero: mountain landscape photo -->
+    <!-- Hero: 运营Banner轮播 -->
-    <view class="hero animate-fade-in-up">
+    <view class="hero animate-fade-in-up" @click="goCardDetail()">
-      <image
+      <swiper class="hero-swiper" autoplay circular :interval="5000">
-        class="hero-bg"
+        <swiper-item>
-        src="https://images.pexels.com/photos/28594448/pexels-photo-28594448.jpeg?auto=compress&cs=tinysrgb&w=750"
+          <image
-        mode="aspectFill"
+            class="hero-bg"
-      />
+            src="https://aliyunoss.hntgov.net/image/2026/04/14/d2bf03167e484ba59f7c2d62879ad07f.jpg"
-      <view class="hero-overlay" />
+            mode="aspectFill"
-      <view class="hero-inner">
+          />
-        <text class="hero-title">爱上萍乡</text>
+        </swiper-item>
-        <text class="hero-sub">赣湘之间 · 发现旅途美好</text>
+      </swiper>
-      </view>
     </view>
 
     <scroll-view scroll-y class="main-scroll">
       <!-- 公告栏 -->
       <view v-if="announcements.length" class="notice animate-fade-in-up stagger-1">
         <view class="notice-tag">
-          <view class="notice-pip animate-pulse" />
+          <view class="notice-pip animate-pulse" :class="`type-${currentNoticeType}`" />
           <text class="notice-label">公告</text>
         </view>
-        <swiper class="notice-swiper" vertical autoplay circular :interval="3000" :duration="500">
+        <swiper
+          class="notice-swiper"
+          vertical
+          :autoplay="swiperAutoplay"
+          circular
+          :interval="3000"
+          :duration="500"
+          @change="onNoticeChange"
+          @touchstart="onNoticeTouchStart"
+          @touchend="onNoticeTouchEnd"
+        >
           <swiper-item v-for="item in announcements" :key="item.id">
-            <text class="notice-text">{{ item.content }}</text>
+            <view class="notice-item">
+              <text class="notice-type-tag" :class="`type-${item.type}`">{{ item.typeLabel }}</text>
+              <text class="notice-text">{{ item.content }}</text>
+            </view>
           </swiper-item>
         </swiper>
+        <view class="notice-more" @click="goMoreNotice">
+          <text class="notice-more-text">更多</text>
+          <view class="chevron" />
+        </view>
       </view>
 
       <!-- 旅游卡 — 大字报风格 -->
@@ -102,17 +118,27 @@
 </template>
 
 <script setup lang="ts">
-import { ref } from 'vue'
+import { ref, computed } from 'vue'
 import { scenicSpots } from '../../data/scenic-spots'
 import type { ScenicSpotItem } from '../../data/scenic-spots'
 
 /** 公告数据（mock，后续接 API） */
 const announcements = ref([
-  { id: 1, content: '赣湘全域旅游年卡限时优惠，工会会员专享¥300/套卡！' },
+  { id: 1, type: 'important', typeLabel: '重要', content: '赣湘全域旅游年卡限时优惠，工会会员专享¥300/套卡！' },
-  { id: 2, content: '超级玩家卡全新上线，40家景区免门票，仅¥198！' },
+  { id: 2, type: 'scenic', typeLabel: '景区', content: '武功山金顶景区已开放，持卡可免费入园1次。' },
-  { id: 3, content: '武功山金顶景区已开放，持卡可免费入园1次。' },
+  { id: 3, type: 'promo', typeLabel: '福利', content: '超级玩家卡全新上线，40家景区免门票，仅¥198！' },
 ])
 
+/** 公告轮播状态 */
+const swiperAutoplay = ref(true)
+const currentNoticeIndex = ref(0)
+const currentNoticeType = computed(() => announcements.value[currentNoticeIndex.value]?.type || 'scenic')
+
+function onNoticeChange(e: any) { currentNoticeIndex.value = e.detail.current }
+function onNoticeTouchStart() { swiperAutoplay.value = false }
+function onNoticeTouchEnd() { swiperAutoplay.value = true }
+function goMoreNotice() { uni.showToast({ title: '全部公告开发中', icon: 'none' }) }
+
 /** 景点山水风景图 */
 const spotImages: Record<number, string> = {
   1: 'https://images.unsplash.com/photo-1513415564515-763d91423bdd?fm=jpg&q=80&w=400&h=250&fit=crop',
@@ -152,7 +178,7 @@ function goMore() {
 }
 
 /* ============================================
-   Hero — mountain landscape photo
+   Hero — 运营Banner轮播
    ============================================ */
 .hero {
   position: relative;
@@ -160,51 +186,14 @@ function goMore() {
   overflow: hidden;
 }
 
+.hero-swiper {
+  width: 100%;
+  height: 340rpx;
+}
+
 .hero-bg {
-  position: absolute;
-  top: 0;
-  left: 0;
   width: 100%;
-  height: 100%;
+  height: 340rpx;
-}
-
-.hero-overlay {
-  position: absolute;
-  top: 0;
-  left: 0;
-  width: 100%;
-  height: 100%;
-  background: linear-gradient(
-    180deg,
-    rgba(0, 0, 0, 0.45) 0%,
-    rgba(0, 0, 0, 0.3) 40%,
-    rgba(0, 0, 0, 0.65) 100%
-  );
-}
-
-.hero-inner {
-  position: relative;
-  z-index: 2;
-  padding: $spacing-16 $spacing-4 $spacing-4;
-  display: flex;
-  flex-direction: column;
-}
-
-.hero-title {
-  font-family: $font-family-display;
-  font-size: $font-size-3xl;
-  font-weight: $font-weight-bold;
-  color: #fff;
-  line-height: $line-height-tight;
-  margin-bottom: $spacing-1;
-  text-shadow: 0 4rpx 16rpx rgba(0, 0, 0, 0.4);
-}
-
-.hero-sub {
-  font-size: $font-size-sm;
-  color: rgba(255, 255, 255, 0.9);
-  letter-spacing: 4rpx;
-  text-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.3);
 }
 
 /* ============================================
@@ -213,9 +202,15 @@ function goMore() {
 .notice-pip {
   width: 12rpx;
   height: 12rpx;
+  min-height: 12rpx;
+  max-height: 12rpx;
   border-radius: 50%;
-  background: $color-accent;
   flex-shrink: 0;
+  background: $color-accent;
+
+  &.type-important { background: #EF4444; }
+  &.type-scenic { background: #0052FF; }
+  &.type-promo { background: #F59E0B; }
 }
 
 .chevron {
@@ -251,7 +246,9 @@ function goMore() {
   align-items: center;
   background: $color-card;
   padding: $spacing-2 $spacing-3;
-  border-bottom: $border-width solid $color-border;
+  margin: $spacing-2 $spacing-3 0;
+  border-radius: 16rpx;
+  box-shadow: $shadow-sm;
 }
 
 .notice-tag {
@@ -260,6 +257,7 @@ function goMore() {
   margin-right: $spacing-2;
   flex-shrink: 0;
   gap: $spacing-1;
+  height: 40rpx;
 }
 
 .notice-label {
@@ -273,6 +271,28 @@ function goMore() {
   height: 40rpx;
 }
 
+.notice-item {
+  display: flex;
+  align-items: center;
+  gap: $spacing-1;
+  height: 40rpx;
+}
+
+.notice-type-tag {
+  font-size: 20rpx;
+  font-weight: $font-weight-medium;
+  padding: 0 10rpx;
+  border-radius: 6rpx;
+  flex-shrink: 0;
+  height: 32rpx;
+  line-height: 32rpx;
+  box-sizing: border-box;
+
+  &.type-important { color: #EF4444; background: rgba(239, 68, 68, 0.08); }
+  &.type-scenic { color: #0052FF; background: rgba(0, 82, 255, 0.08); }
+  &.type-promo { color: #F59E0B; background: rgba(245, 158, 11, 0.08); }
+}
+
 .notice-text {
   font-size: $font-size-sm;
   color: $color-muted-foreground;
@@ -281,6 +301,20 @@ function goMore() {
   -webkit-line-clamp: 1;
   -webkit-box-orient: vertical;
   overflow: hidden;
+  flex: 1;
+}
+
+.notice-more {
+  display: flex;
+  align-items: center;
+  gap: $spacing-1;
+  flex-shrink: 0;
+  margin-left: $spacing-2;
+}
+
+.notice-more-text {
+  font-size: $font-size-xs;
+  color: $color-muted-foreground;
 }
 
 /* ============================================