From f8115f47fd899547888a31af66426654a519cead Mon Sep 17 00:00:00 2001
From: jing <1683105490@qq.com>
Date: Wed, 23 Sep 2026 14:13:54 +0800
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---
 pages_tool/ai-chat/ai-chat-message.vue        | 45 ++++++++-----------
 .../ai-chat/components/ai-chat-search.vue     |  5 ++-
 2 files changed, 22 insertions(+), 28 deletions(-)

diff --git a/pages_tool/ai-chat/ai-chat-message.vue b/pages_tool/ai-chat/ai-chat-message.vue
index 9a4ed29..f40c5de 100644
--- a/pages_tool/ai-chat/ai-chat-message.vue
+++ b/pages_tool/ai-chat/ai-chat-message.vue
@@ -15,7 +15,8 @@
     <view class="chat-topbar">
       <text class="chat-title">{{ $lang('ai-chat.index.aiNickname') }}</text>
       <view class="new-chat-btn" @click="onNewChat">
-        <text class="new-chat-icon">🔄</text>
+        <!-- 气泡+加号线性图标 (base64 SVG: 小程序不支持内联 SVG) -->
+        <view class="new-chat-icon"></view>
         <text>新对话</text>
       </view>
     </view>
@@ -160,9 +161,8 @@
               </view>
             </view>
 
-            <!-- AI昵称固定，不可修改 - 左移到气泡上方 -->
+            <!-- AI 回答上方只显示时间（昵称"智能助手"已按需求移除） -->
             <view class="message-nickname ai-nickname">
-              <text class="ai-nickname-text">{{ $lang('ai-chat.index.aiNickname') }}</text>
               <text class="message-time">{{ formatTime(message.timestamp) }}</text>
             </view>
             <view class="message-bubble">
@@ -4105,13 +4105,8 @@ _handleStreamError(msg) {
         position: relative;
         gap: 12rpx;
 
-        .ai-nickname-text {
-          position: relative;
-          z-index: 1;
-        }
-
         .message-time {
-          /* 时间显示在 AI 智能昵称的右面 */
+          /* AI 回答上方只保留时间, 左对齐显示 */
           position: static;
           margin-top: 0;
           margin-left: 0;
@@ -4211,13 +4206,6 @@ _handleStreamError(msg) {
             gap: 12rpx;
             margin-bottom: 4rpx;
 
-            .ai-nickname-text {
-              font-size: 24rpx;
-              font-weight: 500;
-              color: #666;
-              line-height: 1;
-            }
-
             .message-time {
               margin-top: 0;
               font-size: 22rpx;
@@ -5197,15 +5185,6 @@ _handleStreamError(msg) {
 /* ========== AI 回答: 无气泡 ==========
    AI 回答不做任何卡片/气泡, 背景透明、无边框、无阴影、无内边距, 文字直接渲染在白色页面底上 */
 
-/* 昵称更精致 */
-.ai-chat-container .chat-messages .message-item .ai-message .message-content .message-nickname .ai-nickname-text {
-  color: #3a4353 !important;
-  font-weight: 600;
-  letter-spacing: 0.4rpx;
-}
-
-
-
 /* ========== 思考流 / 工具调用 / 选项卡片 / 附件 样式 ========== */
 
 /* 顶部栏: 标题 + 新对话 */
@@ -5213,7 +5192,9 @@ _handleStreamError(msg) {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  padding: 16rpx 24rpx;
+  /* 右侧预留搜索入口(56rpx 圆形按钮, right:16rpx)的宽度,
+     把"新对话"按钮左移, 避免被搜索按钮遮挡 */
+  padding: 16rpx 88rpx 16rpx 24rpx;
   border-bottom: 1rpx solid rgba(17, 24, 39, 0.06);
   background: #ffffff;
   .chat-title {
@@ -5230,7 +5211,17 @@ _handleStreamError(msg) {
     background: #f4f5f7;
     color: #1f6cff;
     font-size: 24rpx;
-    .new-chat-icon { font-size: 26rpx; }
+    /* 新对话图标: 圆角气泡 + 中间加号 + 左下角小尾巴的线性图标
+       微信小程序不支持内联 SVG, 沿用 base64 背景图方案 (与 svg-icon / voice-icon-bg 一致) */
+    .new-chat-icon {
+      width: 32rpx;
+      height: 32rpx;
+      flex-shrink: 0;
+      background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0ibm9uZSIgc3Ryb2tlPSIjMWY2Y2ZmIiBzdHJva2Utd2lkdGg9IjEuNyIgc3Ryb2tlLWxpbmVjYXA9InJvdW5kIiBzdHJva2UtbGluZWpvaW49InJvdW5kIj48cGF0aCBkPSJNOC41IDIuNUgxNkE1LjUgNS41IDAgMCAxIDIxLjUgOFYxMi41QTUuNSA1LjUgMCAwIDEgMTYgMThIOC42TDMgMjJWOEE1LjUgNS41IDAgMCAxIDguNSAyLjVaIi8+PHBhdGggZD0iTTEyIDcuNVYxMy41TTkuMiAxMC41SDE0LjgiLz48L3N2Zz4=");
+      background-repeat: no-repeat;
+      background-position: center;
+      background-size: contain;
+    }
   }
 }
 
diff --git a/pages_tool/ai-chat/components/ai-chat-search.vue b/pages_tool/ai-chat/components/ai-chat-search.vue
index 3af0a9c..87d7e75 100644
--- a/pages_tool/ai-chat/components/ai-chat-search.vue
+++ b/pages_tool/ai-chat/components/ai-chat-search.vue
@@ -263,7 +263,10 @@ export default {
 // 搜索入口按钮
 .search-entrance {
   position: absolute;
-  top: 44rpx;
+  /* 与新对话按钮垂直居中对齐:
+     .chat-topbar padding-top 16rpx + 按钮高 52rpx => 按钮中心 42rpx,
+     本按钮 icon-only 高 56rpx, 故 top = 42 - 56/2 = 14rpx */
+  top: 14rpx;
   right: 16rpx;
   z-index: 10;
   display: flex;