fix: 优化分享布局+海报去邀请码

1. 阅读页分享按钮改为一行三个（分享/海报/文案）
2. 海报去掉邀请码区域，简化底部
3. 复制文案改为朋友圈风格

miniprogram/pages/read/read.js

@@ -285,13 +285,17 @@ Page({
     })
   },
 
-  // 复制分享文案
+  // 复制分享文案（朋友圈风格）
   copyShareText() {
     const { section } = this.data
-    const userInfo = app.globalData.userInfo
-    const referralCode = userInfo?.referralCode || ''
     
-    const shareText = `📚《Soul创业派对》推荐阅读\n\n【${section?.title || '精彩内容'}】\n\n来自派对房的真实商业故事，62个创业案例，干货满满！\n\n🎁 通过我的推荐购买立享5%优惠\n👉 邀请码：${referralCode || 'SOUL'}\n\n#创业派对 #私域运营 #商业案例`
+    const shareText = `🔥 刚看完这篇《${section?.title || 'Soul创业派对'}》，太上头了！
+
+62个真实商业案例，每个都是从0到1的实战经验。私域运营、资源整合、商业变现，干货满满。
+
+推荐给正在创业或想创业的朋友，搜"Soul创业派对"小程序就能看！
+
+#创业派对 #私域运营 #商业案例`
     
     wx.setClipboardData({
       data: shareText,

miniprogram/pages/read/read.wxml

@@ -82,25 +82,18 @@
 
         <!-- 分享操作区 -->
         <view class="action-section">
-          <view class="action-header">
-            <text class="action-title">分享这篇内容</text>
-          </view>
-          <view class="action-row">
-            <button class="action-btn-full btn-share-full" open-type="share">
-              <text class="action-icon">💬</text>
-              <text class="action-text">分享给好友</text>
+          <view class="action-row-inline">
+            <button class="action-btn-inline btn-share-inline" open-type="share">
+              <text class="action-icon-small">💬</text>
+              <text class="action-text-small">分享</text>
             </button>
-          </view>
-          <view class="action-row">
-            <view class="action-btn-full btn-poster-full" bindtap="generatePoster">
-              <text class="action-icon">🖼️</text>
-              <text class="action-text">生成海报</text>
+            <view class="action-btn-inline btn-poster-inline" bindtap="generatePoster">
+              <text class="action-icon-small">🖼️</text>
+              <text class="action-text-small">海报</text>
             </view>
-          </view>
-          <view class="action-row">
-            <view class="action-btn-full btn-copy-full" bindtap="copyShareText">
-              <text class="action-icon">📝</text>
-              <text class="action-text">复制文案</text>
+            <view class="action-btn-inline btn-copy-inline" bindtap="copyShareText">
+              <text class="action-icon-small">📝</text>
+              <text class="action-text-small">文案</text>
             </view>
           </view>
         </view>

miniprogram/pages/read/read.wxss

@@ -398,69 +398,53 @@
 
 /* ===== 分享操作区 ===== */
 .action-section {
-  margin-top: 64rpx;
-  padding: 32rpx;
-  background: rgba(255, 255, 255, 0.03);
-  border-radius: 24rpx;
-  border: 2rpx solid rgba(255, 255, 255, 0.05);
+  margin-top: 48rpx;
 }
 
-.action-header {
-  margin-bottom: 24rpx;
+.action-row-inline {
+  display: flex;
+  gap: 16rpx;
 }
 
-.action-title {
-  font-size: 28rpx;
-  color: rgba(255, 255, 255, 0.6);
-}
-
-.action-row {
-  margin-bottom: 16rpx;
-}
-
-.action-row:last-child {
-  margin-bottom: 0;
-}
-
-.action-btn-full {
+.action-btn-inline {
+  flex: 1;
   display: flex;
   align-items: center;
   justify-content: center;
-  gap: 12rpx;
-  width: 100%;
-  padding: 28rpx 24rpx;
-  border-radius: 20rpx;
+  gap: 8rpx;
+  padding: 24rpx 16rpx;
+  border-radius: 16rpx;
   border: none;
   background: transparent;
   line-height: normal;
   box-sizing: border-box;
 }
 
-.action-btn-full::after {
+.action-btn-inline::after {
   border: none;
 }
 
-.btn-share-full {
+.btn-share-inline {
   background: rgba(7, 193, 96, 0.15);
   border: 2rpx solid rgba(7, 193, 96, 0.3);
 }
 
-.btn-poster-full {
+.btn-poster-inline {
   background: rgba(255, 215, 0, 0.15);
   border: 2rpx solid rgba(255, 215, 0, 0.3);
 }
 
-.btn-copy-full {
+.btn-copy-inline {
   background: rgba(0, 206, 209, 0.15);
   border: 2rpx solid rgba(0, 206, 209, 0.3);
 }
 
-.action-icon {
-  font-size: 36rpx;
+.action-icon-small {
+  font-size: 28rpx;
 }
 
-.action-text {
-  font-size: 28rpx;
+.action-text-small {
+  font-size: 24rpx;
   color: #ffffff;
   font-weight: 500;
 }

miniprogram/pages/referral/referral.js

@@ -204,30 +204,25 @@ Page({
       
       // 底部区域
       ctx.setFillStyle('rgba(0,206,209,0.1)')
-      ctx.fillRect(0, height - 110, width, 110)
-      
-      // 邀请码
-      ctx.setFillStyle('#ffffff')
-      ctx.setFontSize(12)
-      ctx.fillText('我的邀请码', 20, height - 85)
-      ctx.setFillStyle('#00CED1')
-      ctx.setFontSize(22)
-      ctx.fillText(referralCode, 20, height - 55)
+      ctx.fillRect(0, height - 80, width, 80)
       
       // 小程序码占位
       ctx.setFillStyle('#ffffff')
       ctx.beginPath()
-      ctx.arc(width - 55, height - 55, 40, 0, Math.PI * 2)
+      ctx.arc(width - 55, height - 40, 30, 0, Math.PI * 2)
       ctx.fill()
       ctx.setFillStyle('#00CED1')
       ctx.setFontSize(9)
-      ctx.fillText('扫码', width - 62, height - 55)
-      ctx.fillText('购买', width - 62, height - 42)
+      ctx.fillText('扫码', width - 62, height - 42)
+      ctx.fillText('购买', width - 62, height - 30)
       
       // 底部提示
-      ctx.setFillStyle('rgba(255,255,255,0.5)')
-      ctx.setFontSize(10)
-      ctx.fillText(`推广返利 ${distributorShare}%`, 20, height - 20)
+      ctx.setFillStyle('#ffffff')
+      ctx.setFontSize(13)
+      ctx.fillText('长按识别 立即购买', 20, height - 45)
+      ctx.setFillStyle('rgba(255,255,255,0.6)')
+      ctx.setFontSize(11)
+      ctx.fillText(`推广返利 ${distributorShare}%`, 20, height - 22)
       
       ctx.draw(true, () => {
         wx.hideLoading()