YingXingAI/pages/home/index/index.vue

<template>
  <view class="home-container">
    <view class="header">
      <div class="header-left">
        <u-icon
          class="header-left-icon"
          name="list"
          @click="handleLeftClick"
        ></u-icon>
      </div>
      <text class="header-title">源小新</text>
      <div class="header-right"></div>
    </view>

    <!-- 首页 -->
    <view class="main-content" v-if="!isChat">
      <view class="welcome-message">
        <image
          class="avatar"
          src="/static/common/images/images_logo.png"
        ></image>

        <text class="message-text"
          >Hi~ 我是源小新，你们的AI校园助手，非常高兴认识您，我可以为你答疑解惑。</text
        >
      </view>

      <!-- <view class="qa-section">
        <view class="qa-header">
          <text class="qa-title">大家都在问</text>
          <view class="more-link">
            <text class="more-text">换一批</text>
          </view>
        </view>

        <view class="qa-list">
          <view
            class="qa-item"
            v-for="(item, index) in questionList"
            :key="index"
          >
            <text class="qa-question">{{ item }}</text>
          </view>
        </view>

        <button class="chat-button" @click="isChat = true">
          <image
            class="chat-icon"
            src="/static/common/images/icon_chat.png"
          ></image>
          <text class="chat-text">开启对话</text>
        </button>
      </view> -->

      <view class="start-chat">
        <button class="chat-button" @click="handleStartChat">
          <image
            class="chat-icon"
            src="/static/common/images/icon_chat.png"
          ></image>
          <text class="chat-text">开启对话</text>
        </button>
      </view>

      <view class="feature-grid">
        <view
          class="feature-item"
          v-for="(item, index) in features"
          :key="index"
          @click="handleFeatureClick(item)"
        >
          <image :src="item.icon" class="feature-icon"></image>
          <text class="feature-text">{{ item.title }}</text>
        </view>
      </view>
    </view>

    <!-- 对话 -->
    <view class="chat-container" v-if="isChat">
      <scroll-view
        class="chat-scroll"
        scroll-y
        :scroll-into-view="scrollToView"
        scroll-with-animation
        :scroll-top="scrollTop"
        :show-scrollbar="true"
        @scrolltolower="onScrollToLower"
        @scrolltoupper="onScrollToUpper"
      >
        <!-- 头部卡片 -->
        <!-- 后端让先注释 -->
        <!-- <view class="chat-card">
          <view class="chat-card-title">源小新AI校园小助手</view>
          <view class="chat-card-desc"
            >我是你们的AI校园助手，我可以为您答疑解惑。</view
          >
          <view class="chat-card-questions">
            <view class="question-item">学校哪些专业比较好?</view>
            <view class="question-item">如何报考学校综合素质评价招生?</view>
            <view class="question-item">学校有那些专业?</view>
            <view class="question-item"
              >学校在录取时有没有一些专业会有特殊...</view
            >
            <view class="question-item">我什么时候能够知道自己是否被录取?</view>
          </view>
        </view> -->
        <view class="chat-card">
          <view class="chat-card-title">源小新AI校园小助手</view>
          <view class="chat-card-desc"
            >我是你们的AI校园助手，我可以为你答疑解惑。</view
          >
        </view>

        <!-- 对话内容区域 -->
        <view class="chat-content">
          <!-- 上拉刷新loading -->
          <view class="loading-more" v-if="isLoading">
            <u-loading mode="circle" color="#4370fe"></u-loading>
          </view>
          
          <!-- 到顶部提示 -->
          <view class="no-more-data" v-if="noMoreData">
            <text>已经到顶了</text>
          </view>

          <!-- 消息循环渲染 -->
          <block
            v-for="(message, index) in messageGroups"
            :key="'msg-' + index"
          >
            <!-- 时间 -->
            <view class="message-time" v-if="message.timeLabel !== 0">
              {{ message.displayTime }}
            </view>

            <!-- 用户消息 -->
            <view
              class="message-right"
              v-if="message.interactMode === 0"
              :id="'msg-' + message.id"
            >
              <view class="message-content">
                <text>{{ message.message }}</text>
              </view>
              <image
                class="user-avatar"
                src="/static/common/images/avatar.png"
                mode="scaleToFill"
              />
            </view>

            <!-- AI消息 -->
            <view
              class="message-left"
              v-if="message.interactMode === 1"
              :id="'msg-' + message.id"
            >
              <image
                class="ai-avatar"
                src="/static/common/images/avatar_ai.png"
                mode="scaleToFill"
              />
              <view class="message-content">
                <!-- 加载动画 -->
                <view v-if="message.isLoading" class="loading-dots">
                  <view class="dot"></view>
                  <view class="dot"></view>
                  <view class="dot"></view>
                </view>
                <!-- 正常消息内容 -->
                <markdown-viewer v-else :content="message.message" />
              </view>
            </view>
          </block>
        </view>
      </scroll-view>

      <!-- 底部工具栏 -->
      <view class="chat-footer">
        <!-- 悬浮工具栏 -->
        <!-- <view class="floating-tabs">
          <view
            class="tab-item"
            @click="handleFeatureClick({ title: '招生在线' })"
          >
            <image
              class="tab-icon"
              src="/static/common/images/icon_admissions2.png"
              mode="scaleToFill"
            />

            <text>招生在线</text>
          </view>
          <view
            class="tab-item"
            @click="handleFeatureClick({ title: '留言板' })"
          >
            <image
              class="tab-icon"
              src="/static/common/images/icon_messageBoard2.png"
              mode="scaleToFill"
            />
            <text>留言板</text>
          </view>
          <view
            class="tab-item"
            @click="handleFeatureClick({ title: '电话咨询' })"
          >
            <image
              class="tab-icon"
              src="/static/common/images/icon_phone2.png"
              mode="scaleToFill"
            />
            <text>电话咨询</text>
          </view>
        </view> -->

        <view class="input-container">
          <view class="input-area">
            <input
              v-model="messageValue"
              type="text"
              class="chat-input"
              :focus="true"
              placeholder="请输入内容"
              placeholder-style="color: #adadad;"
              @confirm="sendMessageFn"
            />
            <view class="send-btn" @click="sendMessageFn">
              <image
                class="send-icon"
                src="/static/common/images/icon_send.png"
                mode="scaleToFill"
              />
            </view>
          </view>
        </view>
      </view>
    </view>

    <!-- 对话弹出层 -->
    <chat-history
      :show.sync="popupShow"
      :chat-history-list3="chatHistoryList3"
      :user-name="vuex_user ? vuex_user.Name : ''"
      @select-conversation="handleSelectConversation"
      @create-conversation="handleCreateConversation"
    ></chat-history>

    <!-- 完善信息弹出层 -->
    <perfect-info :show.sync="perfectInfoShow"></perfect-info>

    <!-- 咨询电话弹出层 -->
    <advice-phone :show.sync="advicePhoneShow"></advice-phone>

    <!-- 提示 -->
    <u-toast ref="uToast" />
  </view>
</template>

<script>
import MarkdownViewer from "@/components/markdown-viewer/markdown-viewer";
import CustomTabBar from "@/components/custom-tab-bar/custom-tab-bar.vue";
import AdvicePhone from "@/components/AdvicePhone.vue";
import PerfectInfo from "@/components/PerfectInfo.vue";
import ChatHistory from "@/components/ChatHistory.vue"; // 导入新组件

export default {
  components: {
    CustomTabBar,
    AdvicePhone,
    MarkdownViewer,
    PerfectInfo,
    ChatHistory, // 注册新组件
  },
  data() {
    return {
      isChat: false,
      currentConversationId: "",
      advicePhoneShow: false,
      perfectInfoShow: false,
      isLoading: false, // loadingMore
      isLoadingMore: false, // 是否正在加载更多的标志位
      noMoreData: false, // 是否已加载全部历史消息
      isSwitchingConversation: false, // 是否正在切换对话的标志位
      
      pageQuery: {
        PageIndex: 1,
        PageSize: 20,
      },

      questionList: [
        "学习哪些专业比较好?",
        "处于香港学校综合录取的城市招生?",
        "学校有新华专业?",
        "学校录取科目与有一些专业会有特殊...",
        "我什么时候能推知道自己是否被录取?",
      ],
      features: [
        {
          title: "招办在线",
          icon: "/static/common/images/icon_admissions.png",
        },
        {
          title: "留言板",
          icon: "/static/common/images/icon_messageBoard.png",
        },
        {
          title: "电话咨询",
          icon: "/static/common/images/icon_phone.png",
        },
      ],
      popupShow: false,
      chatHistoryList3: [
        // {
        //   "id": "今天",
        //   "conversation": [
        //     {
        //       "title": "你好",
        //       "id": "0d03f23c-9c5b-45ac-ae95-be51e9383a62",
        //       "startTime": "2025-07-10T15:28:02.832316"
        //     },
        //     {
        //       "title": "你知道今年的录取分数线吗",
        //       "id": "771ab434-348c-4a35-bd03-adebc21436d8",
        //       "startTime": "2025-07-10T15:11:32.885001"
        //     }
        //   ]
        // },
        // {
        //   "id": "周三",
        //   "conversation": [
        //     {
        //       "title": "今天是周三",
        //       "id": "0d03f23c-9c5b-45ac-ae95-be51e9383a62",
        //       "startTime": "2025-07-09T15:28:02.832316"
        //     },
        //     {
        //       "title": "你知道今年的录取分数线吗",
        //       "id": "771ab434-348c-4a35-bd03-adebc21436d8",
        //       "startTime": "2025-07-09T15:11:32.885001"
        //     }
        //   ]
        // }
      ],
      activeIndex: 0,
      commonQuestions: [
        "新生报到流程",
        "如何报考学校综合合录取评澳市评招生?",
        "学校有新华专业?",
        "学校录取科目与有一些专业会有特殊...",
        "我什么时候能推知道自己是否被录取?",
      ],
      scrollToView: "",
      // 修改后的messageGroups数据结构
      messageGroups: [
        // {
        //   id: "9cac8661-bf09-4b63-ab15-1a0a36b921e0",
        //   message: "你知道今年的录取分数线吗",
        //   sendDate: "2025-07-10T15:11:32.886075",
        //   isSend: true,
        //   isRead: false,
        //   interactMode: 0,
        //   messageType: 0,
        //   timeLabel: 1,
        //   displayTime: "15:11",
        // },
        // {
        //   id: "02306fc3-c821-4a23-ad66-0bd77d154105",
        //   message:
        //     "目前，2025年的录取分数线还没有正式公布，因为学校需要等招生工作结束后才会公布最终的录取分数线。不过，你可以参考2023-2024年的录取分数线作为大致的参考。\n\n如果你想知道具体专业的录取分数线，可以告诉我你所在省份和科类（历史类或物理类），我可以根据往年数据给你一些参考建议。如果需要更准确的信息，建议关注江西新能源科技职业学院的官网（www.jxnee.edu.cn）或者直接联系招生办（电话：0790-6764666/6765666）。",
        //   sendDate: "2025-07-10T15:11:32.88644",
        //   isSend: true,
        //   isRead: false,
        //   interactMode: 1,
        //   messageType: 0,
        //   timeLabel: 0,
        //   displayTime: "",
        // },
      ],
      scrollTop: 0,

      messageValue: "", // 输入框内容
    };
  },
  watch: {
    // 确保消息更新后自动滚动到底部
    messageGroups: {
      handler() {
        // 只有在不是加载更多的情况下才滚动到底部
        if (!this.isLoadingMore) {
          this.scrollToBottom();
        }
      },
      deep: true,
    },

    vuex_user: {
      handler(newValue) {
        // console.log('vuex_user',newValue);
        if (newValue && newValue.Sex === 2) {
          // this.perfectInfoShow = true;
        }
      },
      immediate: true, // 这会使得组件创建时立即执行一次handler
      deep: true,
    },
  },
  onLoad() {},
  methods: {
    handleLeftClick() {
      this.$u.api.GetConversationPage().then((res) => {
        this.chatHistoryList3 = res.data;
        if (this.chatHistoryList3.length > 0) {
          this.chatHistoryList3 = res.data.map((group) => {
            // 对每个组的conversation数组进行倒序排序
            return {
              ...group,
              conversation: group.conversation.sort((a, b) => {
                // 将日期字符串转换为时间戳并比较（倒序）
                return (
                  new Date(b.startTime).getTime() -
                  new Date(a.startTime).getTime()
                );
              }),
            };
          });
        }
        console.log("this.chatHistoryList3", this.chatHistoryList3);

        this.popupShow = true;
      });
    },

    scrollToBottom() {
      // 如果正在加载更多，不执行滚动
      if (this.isLoadingMore) return;

      // 使用nextTick确保DOM已更新
      this.$nextTick(() => {
        // setTimeout(() => {
        const query = uni.createSelectorQuery().in(this);
        query
          .select(".chat-content")
          .boundingClientRect((data) => {
            if (data) {
              console.log("chat-content高度:", data.height);

              // 同时设置scrollTop和scrollToView
              this.scrollTop = data.height + 200;
              // if (this.messageGroups.length > 0) {
              //   const lastMessage =
              //     this.messageGroups[this.messageGroups.length - 1];
              //   this.scrollToView = "msg-" + lastMessage.id;
              //   console.log("设置scrollToView:", this.scrollToView);
              // }
            }
          })
          .exec();
        // }, 300);
      });
    },
    handleFeatureClick(item) {
      if (item.title === "电话咨询") {
        this.advicePhoneShow = true;
        return;
      } else {
        this.$refs.uToast.show({
          title: "暂未开放",
          type: "warning",
        });

        return;
      }
    },

    // 修改发送消息的方法
    sendMessageFn() {
      if (!this.messageValue) {
        return;
      }

      // 重置加载更多标志位
      this.isLoadingMore = false;

      const sendMessage = this.messageValue;
      console.log("发送消息", sendMessage);

      // 创建新的用户消息对象
      const userMessage = {
        id: Math.random().toString(36).substring(2, 15),
        message: sendMessage,
        sendDate: "",
        isSend: true,
        isRead: false,
        interactMode: 0, // 用户消息
        messageType: 0,
        timeLabel: 0,
        displayTime: "",
      };

      // 添加到消息列表
      this.messageGroups.push(userMessage);
      this.messageValue = "";
      
      // 立即添加一个AI回复的加载状态消息
      const loadingMessage = {
        id: "loading_" + Math.random().toString(36).substring(2, 15),
        message: "",
        sendDate: "",
        isSend: true,
        isRead: false,
        interactMode: 1, // AI消息
        messageType: 0,
        timeLabel: 0,
        displayTime: "",
        isLoading: true // 标记为加载状态
      };
      
      // 添加加载状态消息到列表
      this.messageGroups.push(loadingMessage);

      this.$u.api
        .SendMessageApi({
          query: sendMessage,
          conversationId: this.currentConversationId,
        })
        .then((res) => {
          console.log("res.....", res);
          const data = res.data;

          this.currentConversationId = data.conversationId;

          // 从消息列表中移除加载状态消息
          this.messageGroups = this.messageGroups.filter(msg => !msg.isLoading);

          // 创建AI回复消息对象
          const aiMessage = {
            id:
              data.conversationId ||
              Math.random().toString(36).substring(2, 15),
            message: data.content,
            sendDate: "",
            isSend: true,
            isRead: false,
            interactMode: 1, // AI消息
            messageType: 0,
            timeLabel: 0,
            displayTime: "",
          };

          // 添加到消息列表
          this.messageGroups.push(aiMessage);
        })
        .catch((error) => {
          console.error("API请求失败:", error);
          
          // 从消息列表中移除加载状态消息
          this.messageGroups = this.messageGroups.filter(msg => !msg.isLoading);
          
          // 添加错误消息
          const errorMessage = {
            id: "error_" + Math.random().toString(36).substring(2, 15),
            message: "请求失败，请稍后重试",
            sendDate: "",
            isSend: true,
            isRead: false,
            interactMode: 1, // AI消息
            messageType: 0,
            timeLabel: 0,
            displayTime: "",
          };
          
          this.messageGroups.push(errorMessage);
        });
    },

    // 格式化时间的辅助方法
    formatTime(date) {
      const hours = date.getHours().toString().padStart(2, "0");
      const minutes = date.getMinutes().toString().padStart(2, "0");
      return `${hours}:${minutes}`;
    },

    // 处理选中的对话
    handleSelectConversation(data) {
      // 关闭弹窗
      this.popupShow = false;

      console.log("选中的对话:", data);
      // 根据conversationId加载对应的对话内容
      this.currentConversationId = data.conversationId;

      this.isChat = true;

      // 设置切换对话标志位，防止触发上拉刷新
      this.isSwitchingConversation = true;

      // 重置消息列表和分页相关状态
      this.messageGroups = [];
      this.pageQuery.PageIndex = 1;
      this.isLoadingMore = false;
      this.noMoreData = false;

      this.$u.api
        .GetConversationDetail({
          "Item1.Id": this.currentConversationId,
          PageIndex: this.pageQuery.PageIndex,
          PageSize: this.pageQuery.PageSize,
        })
        .then((res) => {
          console.log("GetConversationDetail.....", res.item2);

          // 将消息按sendDate升序排列，时间相同时用户消息(interactMode=0)排在前面
          this.messageGroups = res.item2.sort((a, b) => {
            const timeA = new Date(a.sendDate).getTime();
            const timeB = new Date(b.sendDate).getTime();

            // 如果时间相同，按interactMode排序（0排在前，1排在后）
            if (timeA === timeB) {
              return a.interactMode - b.interactMode;
            }

            // 否则按时间升序排列
            return timeA - timeB;
          });
        })
        .finally(() => {
          // 延迟重置切换对话标志位，确保滚动事件处理完成
          setTimeout(() => {
            this.isSwitchingConversation = false;
          }, 500);
        });
    },

    // 在开始新对话或选择对话时重置相关状态
    handleCreateConversation() {
      // 关闭弹窗
      this.popupShow = false;
      this.isChat = true;
      
      // 设置切换对话标志位，防止触发上拉刷新
      this.isSwitchingConversation = true;
      
      this.currentConversationId = "";
      this.messageGroups = [];
      
      // 重置分页和加载状态
      this.pageQuery.PageIndex = 1;
      this.isLoadingMore = false;
      this.noMoreData = false;
      
      // 延迟重置切换对话标志位
      setTimeout(() => {
        this.isSwitchingConversation = false;
      }, 500);
    },

    // 开始新对话
    handleStartChat() {
      this.isChat = true;
      
      // 设置切换对话标志位，防止触发上拉刷新
      this.isSwitchingConversation = true;
      
      this.currentConversationId = "";
      this.messageGroups = [];
      
      // 重置分页和加载状态
      this.pageQuery.PageIndex = 1;
      this.isLoadingMore = false;
      this.noMoreData = false;
      
      // 延迟重置切换对话标志位
      setTimeout(() => {
        this.isSwitchingConversation = false;
      }, 500);
    },

    // 滚动到底部事件处理
    onScrollToLower() {
      console.log("已滚动到底部");
    },

    // 滚动到顶部事件处理
    onScrollToUpper() {
      console.log("触发上拉刷新");
      
      // 如果已经没有更多数据或正在切换对话，不再触发上拉刷新
      if (this.noMoreData || this.isSwitchingConversation) {
        return;
      }

      // 设置加载标志位为true，防止触发滚动到底部
      this.isLoadingMore = true;
      this.isLoading = true;

      this.pageQuery.PageIndex++;
      this.$u.api
        .GetConversationDetail({
          "Item1.Id": this.currentConversationId,
          PageIndex: this.pageQuery.PageIndex,
          PageSize: this.pageQuery.PageSize,
        })
        .then((res) => {
          console.log("GetConversationDetail.....", res.item2);

          // 如果返回的数据为空数组，说明没有更多历史消息了
          if (!res.item2 || res.item2.length === 0) {
            this.noMoreData = true; // 设置标记，不再触发上拉刷新
            this.$refs.uToast.show({
              title: "已经到顶了",
              type: "warning",
              duration: 1500
            });
            return;
          }

          // 将消息按sendDate升序排列，时间相同时用户消息(interactMode=0)排在前面
          const nextPageMessageGroups = res.item2.sort((a, b) => {
            const timeA = new Date(a.sendDate).getTime();
            const timeB = new Date(b.sendDate).getTime();

            // 如果时间相同，按interactMode排序（0排在前，1排在后）
            if (timeA === timeB) {
              return a.interactMode - b.interactMode;
            }

            // 否则按时间升序排列
            return timeA - timeB;
          });

          this.messageGroups = [
            ...nextPageMessageGroups,
            ...this.messageGroups,
          ];
        })
        .finally(() => {
          setTimeout(() => {
            this.isLoading = false;
          }, 300);
        });
    },
  },
};
</script>

<style lang="scss" scoped>
.home-container {
  height: 100vh;
  // background-color: #f5f7fc;
  padding-bottom: calc(
    112rpx + env(safe-area-inset-bottom)
  ); /* 为自定义tabBar预留空间 */
  padding-top: 88rpx;
  background-image: url("@/static/common/images/images_bg.png");
  width: 100%;
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-position: 0 88rpx;
  background-attachment: fixed;

  .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: #ffffff;
    height: 88rpx;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30rpx;
    z-index: 99;

    .header-left {
      width: 40rpx;
      font-size: 36rpx;
    }

    .header-title {
      font-size: 36rpx;
      font-weight: bold;
      color: #333333;
    }

    .header-right {
      width: 40rpx;
    }
  }

  .main-content {
    padding: 30rpx;
    padding-top: 100rpx;

    .welcome-message {
      //   display: inline-block;
      //   flex-wrap: wrap;
      background-color: rgba(255, 255, 255, 0.8);
      border-radius: 16rpx;
      padding: 24rpx;
      margin-bottom: 32rpx;
      // margin-bottom: 100rpx;

      .avatar {
        display: inline-block;
        width: 42rpx;
        height: 34rpx;
        margin-right: 12rpx;
      }

      .message-text {
        font-size: 28rpx;
        color: #333333;
        font-family: PingFang SC;
        vertical-align: super;
      }
    }

    .qa-section {
      background-color: #ffffff;
      border-radius: 16rpx;
      padding: 30rpx;
      margin-bottom: 32rpx;

      .qa-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 30rpx;

        .qa-title {
          font-size: 32rpx;
          font-weight: 500;
          color: #333;
        }

        .more-link {
          .more-text {
            font-size: 26rpx;
            color: #999;
          }
        }
      }

      .qa-list {
        .qa-item {
          margin-bottom: 24rpx;

          .qa-question {
            font-size: 28rpx;
            color: #333;
            line-height: 1.5;
          }
        }
      }

      .chat-button {
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #4377fe;
        border-radius: 16rpx;
        height: 88rpx;
        width: 100%;
        margin-top: 30rpx;
        border: none;

        .chat-icon {
          width: 38rpx;
          height: 32rpx;
          margin-right: 12rpx;
        }

        .chat-text {
          color: #ffffff;
          font-size: 32rpx;
        }
      }
    }

    .start-chat {
      .chat-button {
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: #4377fe;
        border-radius: 16rpx;
        height: 88rpx;
        width: 100%;
        margin-top: 30rpx;
        border: none;

        .chat-icon {
          width: 38rpx;
          height: 32rpx;
          margin-right: 12rpx;
        }

        .chat-text {
          color: #ffffff;
          font-size: 32rpx;
        }
      }
    }

    .feature-grid {
      background-color: #ffffff;
      border-radius: 16rpx;
      padding: 30rpx;
      display: flex;
      justify-content: space-between;
      margin-top: 32rpx;
      gap: 30rpx;

      .feature-item {
        height: 210rpx;
        border-radius: 16rpx;
        background-color: #fafafc;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        // gap: 20rpx;
        flex: 1;

        .feature-icon {
          width: 80rpx;
          height: 80rpx;
          margin-bottom: 12rpx;
        }

        .feature-text {
          font-size: 26rpx;
          color: #333333;
        }
      }
    }
  }

  .chat-container {
    display: flex;
    flex-direction: column;
    padding: 0 30rpx;
    box-sizing: border-box;
    height: calc(100vh - 88rpx - 146rpx);
    position: relative;
    overflow: hidden;

    .chat-scroll {
      flex: 1;
      height: calc(100vh - 88rpx - 146rpx);
      overflow-y: scroll;
    }

    .chat-card {
      // background-color: #ffffff;
      // border-radius: 16rpx;
      padding: 32rpx;
      margin-bottom: 32rpx;

      .chat-card-title {
        font-family: DouyinSans;
        font-weight: bold;
        font-size: 36rpx;
        color: #5255e6;
        // line-height: 24rpx;
        background: linear-gradient(-56deg, #4d50dd 0%, #3e6aff 100%);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        margin-bottom: 12rpx;
      }

      .chat-card-desc {
        font-family: PingFang SC;
        font-weight: 500;
        font-size: 24rpx;
        color: #9ba5c7;
        line-height: 24rpx;
        margin-bottom: 12rpx;
      }

      .chat-card-questions {
        display: flex;
        flex-direction: column;
        gap: 16rpx;

        .question-item {
          font-size: 28rpx;
          color: #333333;
          line-height: 1.5;
        }
      }
    }

    .chat-content {
      flex: 1;
      padding: 20rpx 0;
      margin-bottom: 150rpx;

      .loading-more {
        text-align: center;
        margin-bottom: 32rpx;
      }
      
      .no-more-data {
        text-align: center;
        font-size: 24rpx;
        color: #999;
        margin-bottom: 32rpx;
        padding: 10rpx 0;
      }

      .message-time {
        text-align: center;
        font-size: 24rpx;
        color: #999999;
        padding: 20rpx;
      }

      .message-left,
      .message-right {
        display: flex;
        margin-bottom: 40rpx;
        align-items: flex-start;
      }

      .message-left {
        justify-content: flex-start;

        .ai-avatar {
          width: 64rpx;
          height: 64rpx;
          border-radius: 50%;
          margin-right: 16rpx;
          background-color: #f0f0f0;
          flex-shrink: 0;
        }

        .message-content {
          background-color: #ffffff;
          max-width: 70%;
          padding: 20rpx 24rpx;
          border-radius: 0 16rpx 16rpx 16rpx;
          font-size: 28rpx;
          line-height: 1.5;

          /* 加载动画样式 */
          .loading-dots {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            
            .dot {
              display: inline-block;
              width: 12rpx;
              height: 12rpx;
              border-radius: 50%;
              background-color: #cccccc;
              margin: 0 6rpx;
              opacity: 0.6;
              animation: dot-flashing 1.5s infinite linear alternate;
              
              &:nth-child(1) {
                animation-delay: 0s;
              }
              
              &:nth-child(2) {
                animation-delay: 0.5s;
              }
              
              &:nth-child(3) {
                animation-delay: 1s;
              }
            }
            
            @keyframes dot-flashing {
              0% {
                opacity: 0.6;
                transform: scale(1);
              }
              50% {
                opacity: 1;
                transform: scale(1.2);
                background-color: #4370fe;
              }
              100% {
                opacity: 0.6;
                transform: scale(1);
              }
            }
          }

          /* Markdown内容样式调整 */
          /deep/ .markdown-container {
            padding: 0;

            /* 覆盖默认的padding，避免额外空白 */
            p {
              margin: 0;
              padding: 0;
            }

            /* 确保代码块不会超出气泡 */
            pre {
              max-width: 100%;
              overflow-x: auto;
            }

            /* 调整图片大小 */
            img {
              max-width: 100%;
            }

            /* 调整表格样式 */
            table {
              font-size: 24rpx;
            }
          }
        }
      }

      .message-right {
        justify-content: flex-end;

        .user-avatar {
          width: 64rpx;
          height: 64rpx;
          border-radius: 50%;
          margin-left: 16rpx;
          background-color: #f0f0f0;
          flex-shrink: 0;
        }

        .message-content {
          background-color: #4370fe;
          color: #ffffff;
          max-width: 70%;
          padding: 20rpx 24rpx;
          border-radius: 16rpx 0 16rpx 16rpx;
          font-size: 28rpx;
          line-height: 1.5;
          text-align: left;
        }
      }
    }

    .chat-footer {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;

      .floating-tabs {
        display: flex;
        justify-content: flex-start;
        margin: 0 0 20rpx 20rpx;

        .tab-item {
          display: flex;
          flex-direction: row;
          align-items: center;
          justify-content: center;
          background-color: #ffffff;
          padding: 8rpx 24rpx;
          border-radius: 50rpx;
          box-shadow: 0 2rpx 10rpx rgba(0, 0, 0, 0.1);
          margin-right: 12rpx;

          .tab-icon {
            width: 28rpx;
            height: 28rpx;
            margin-right: 10rpx;
          }

          text {
            font-size: 28rpx;
            color: #333333;
          }
        }
      }

      .input-container {
        padding: 32rpx;
        background-color: #fff;
        box-shadow: 0 -2rpx 10rpx rgba(0, 0, 0, 0.05);

        .input-area {
          display: flex;
          align-items: center;
          background-color: #f2f4f9;
          border-radius: 20rpx;
          padding: 16rpx 24rpx;
          box-sizing: border-box;

          .chat-input {
            flex: 1;
            height: 40rpx;
            font-size: 28rpx;
            color: #333;
            background-color: transparent;
          }

          .send-btn {
            width: 50rpx;
            height: 50rpx;
            display: flex;
            align-items: center;
            justify-content: center;

            .send-icon {
              width: 40rpx;
              height: 46rpx;
            }
          }
        }
      }
    }
  }
}

/* 响应式布局 - PC端样式 */
@media screen and (min-width: 768px) {
  .home-container {
    .content {
      max-width: 1200rpx;
      margin: 0 auto;

      .qa-section {
        .qa-list {
          display: flex;
          flex-wrap: wrap;

          .qa-item {
            width: 48%;
            margin-right: 2%;
          }
        }
      }

      .feature-grid {
        max-width: 1200rpx;
        margin: 40rpx auto 0;
      }
    }
  }
}
</style>