diff --git a/astrbot/core/platform/sources/webchat/webchat_adapter.py b/astrbot/core/platform/sources/webchat/webchat_adapter.py
index 43a562026..1ad68136e 100644
--- a/astrbot/core/platform/sources/webchat/webchat_adapter.py
+++ b/astrbot/core/platform/sources/webchat/webchat_adapter.py
@@ -124,17 +124,20 @@ class WebChatAdapter(Platform):
             part_type = part.get("type")
             if part_type == "plain":
                 text = part.get("text", "")
-                components.append(Plain(text))
+                components.append(Plain(text=text))
                 text_parts.append(text)
             elif part_type == "reply":
                 message_id = part.get("message_id")
                 reply_chain = []
-                reply_message_str = ""
+                reply_message_str = part.get("selected_text", "")
                 sender_id = None
                 sender_name = None
 
-                # recursively get the content of the referenced message
-                if depth < max_depth and message_id:
+                if reply_message_str:
+                    reply_chain = [Plain(text=reply_message_str)]
+
+                # recursively get the content of the referenced message, if selected_text is empty
+                if not reply_message_str and depth < max_depth and message_id:
                     history = await self._get_message_history(message_id)
                     if history and history.content:
                         reply_parts = history.content.get("message", [])
diff --git a/astrbot/dashboard/routes/chat.py b/astrbot/dashboard/routes/chat.py
index 71c3fecd3..6ee589316 100644
--- a/astrbot/dashboard/routes/chat.py
+++ b/astrbot/dashboard/routes/chat.py
@@ -166,7 +166,11 @@ class ChatRoute(Route):
                     parts.append({"type": "plain", "text": part.get("text", "")})
                 elif part_type == "reply":
                     parts.append(
-                        {"type": "reply", "message_id": part.get("message_id")}
+                        {
+                            "type": "reply",
+                            "message_id": part.get("message_id"),
+                            "selected_text": part.get("selected_text", ""),
+                        }
                     )
                 elif attachment_id := part.get("attachment_id"):
                     attachment = await self.db.get_attachment_by_id(attachment_id)
diff --git a/dashboard/src/components/chat/Chat.vue b/dashboard/src/components/chat/Chat.vue
index df90eb0e7..ad56a17fc 100644
--- a/dashboard/src/components/chat/Chat.vue
+++ b/dashboard/src/components/chat/Chat.vue
@@ -38,6 +38,7 @@
                             :isLoadingMessages="isLoadingMessages"
                             @openImagePreview="openImagePreview"
                             @replyMessage="handleReplyMessage"
+                            @replyWithText="handleReplyWithText"
                             ref="messageList" />
                         <div class="message-list-fade" :class="{ 'fade-dark': isDark }"></div>
                     </div>
@@ -208,7 +209,7 @@ const prompt = ref('');
 // 引用消息状态
 interface ReplyInfo {
     messageId: number;  // PlatformSessionHistoryMessage 的 id
-    messageContent: string;  // 用于显示的消息内容
+    selectedText?: string;  // 选中的文本内容（可选）
 }
 const replyTo = ref<ReplyInfo | null>(null);
 
@@ -277,7 +278,7 @@ function handleReplyMessage(msg: any, index: number) {
     
     replyTo.value = {
         messageId,
-        messageContent: messageContent || '[媒体内容]'
+        selectedText: messageContent || '[媒体内容]'
     };
 }
 
@@ -285,6 +286,21 @@ function clearReply() {
     replyTo.value = null;
 }
 
+function handleReplyWithText(replyData: any) {
+    // 处理选中文本的引用
+    const { messageId, selectedText, messageIndex } = replyData;
+    
+    if (!messageId) {
+        console.warn('Message does not have an id');
+        return;
+    }
+    
+    replyTo.value = {
+        messageId,
+        selectedText: selectedText  // 保存原始的选中文本
+    };
+}
+
 async function handleSelectConversation(sessionIds: string[]) {
     if (!sessionIds[0]) return;
 
diff --git a/dashboard/src/components/chat/ChatInput.vue b/dashboard/src/components/chat/ChatInput.vue
index 4bc2c1a38..b403ef5e4 100644
--- a/dashboard/src/components/chat/ChatInput.vue
+++ b/dashboard/src/components/chat/ChatInput.vue
@@ -11,13 +11,15 @@
                 backgroundColor: isDark ? '#2d2d2d' : 'transparent'
             }">
             <!-- 引用预览区 -->
-            <div class="reply-preview" v-if="props.replyTo">
-                <div class="reply-content">
-                    <v-icon size="small" class="reply-icon">mdi-reply</v-icon>
-                    "<span class="reply-text">{{ props.replyTo.messageContent }}</span>"
+            <transition name="slideReply" @after-leave="handleReplyAfterLeave">
+                <div class="reply-preview" v-if="props.replyTo && !isReplyClosing">
+                    <div class="reply-content">
+                        <v-icon size="small" class="reply-icon">mdi-reply</v-icon>
+                        "<span class="reply-text">{{ props.replyTo.selectedText }}</span>"
+                    </div>
+                    <v-btn @click="handleClearReply" class="remove-reply-btn" icon="mdi-close" size="x-small" color="grey" variant="text" />
                 </div>
-                <v-btn @click="$emit('clearReply')" class="remove-reply-btn" icon="mdi-close" size="x-small" color="grey" variant="text" />
-            </div>
+            </transition>
             <textarea 
                 ref="inputField"
                 v-model="localPrompt" 
@@ -109,7 +111,7 @@ interface StagedFileInfo {
 
 interface ReplyInfo {
     messageId: number;
-    messageContent: string;
+    selectedText?: string;
 }
 
 interface Props {
@@ -155,6 +157,7 @@ const inputField = ref<HTMLTextAreaElement | null>(null);
 const imageInputRef = ref<HTMLInputElement | null>(null);
 const providerModelMenuRef = ref<InstanceType<typeof ProviderModelMenu> | null>(null);
 const showProviderSelector = ref(true);
+const isReplyClosing = ref(false);
 
 const localPrompt = computed({
     get: () => props.prompt,
@@ -173,6 +176,17 @@ const ctrlKeyDown = ref(false);
 const ctrlKeyTimer = ref<number | null>(null);
 const ctrlKeyLongPressThreshold = 300;
 
+// 处理清除引用 - 触发关闭动画
+function handleClearReply() {
+    isReplyClosing.value = true;
+}
+
+// 动画完成后发送clearReply事件
+function handleReplyAfterLeave() {
+    emit('clearReply');
+    isReplyClosing.value = false;
+}
+
 function handleKeyDown(e: KeyboardEvent) {
     // Enter 发送消息
     if (e.keyCode === 13 && !e.shiftKey) {
@@ -286,6 +300,51 @@ defineExpose({
     background-color: rgba(103, 58, 183, 0.06);
     border-radius: 12px;
     gap: 8px;
+    max-height: 500px;
+    overflow: hidden;
+}
+
+/* Transition animations for reply preview */
+.slideReply-enter-active {
+    animation: slideDown 0.2s ease-out;
+}
+
+.slideReply-leave-active {
+    animation: slideUp 0.2s ease-out;
+}
+
+@keyframes slideDown {
+    from {
+        max-height: 0;
+        opacity: 0;
+        margin-top: 0;
+        padding-top: 0;
+        padding-bottom: 0;
+    }
+    to {
+        max-height: 500px;
+        opacity: 1;
+        margin-top: 8px;
+        padding-top: 8px;
+        padding-bottom: 8px;
+    }
+}
+
+@keyframes slideUp {
+    from {
+        max-height: 500px;
+        opacity: 1;
+        margin-top: 8px;
+        padding-top: 8px;
+        padding-bottom: 8px;
+    }
+    to {
+        max-height: 0;
+        opacity: 0;
+        margin-top: 0;
+        padding-top: 0;
+        padding-bottom: 0;
+    }
 }
 
 .reply-content {
diff --git a/dashboard/src/components/chat/MessageList.vue b/dashboard/src/components/chat/MessageList.vue
index c1dd5d614..243758597 100644
--- a/dashboard/src/components/chat/MessageList.vue
+++ b/dashboard/src/components/chat/MessageList.vue
@@ -1,11 +1,11 @@
 <template>
-    <div class="messages-container" ref="messageContainer">
+    <div class="messages-container" ref="messageContainer" :class="{ 'is-dark': isDark }">
         <!-- 加载指示器 -->
         <div v-if="isLoadingMessages" class="loading-overlay" :class="{ 'is-dark': isDark }">
             <v-progress-circular indeterminate size="48" width="4" color="primary"></v-progress-circular>
         </div>
         <!-- 聊天消息列表 -->
-        <div class="message-list" :class="{ 'loading-blur': isLoadingMessages }">
+        <div class="message-list" :class="{ 'loading-blur': isLoadingMessages }" @mouseup="handleTextSelection">
             <div class="message-item fade-in" v-for="(msg, index) in messages" :key="index">
                 <!-- 用户消息 -->
                 <div v-if="msg.content.type == 'user'" class="user-message">
@@ -112,8 +112,9 @@
                                     <!-- Tool Calls Block -->
                                     <div v-if="part.type === 'tool_call' && part.tool_calls && part.tool_calls.length > 0"
                                         class="tool-calls-container">
+                                        <div class="tool-calls-label">{{ tm('actions.toolsUsed') }}</div>
                                         <div v-for="(toolCall, tcIndex) in part.tool_calls" :key="toolCall.id"
-                                            class="tool-call-card" :class="{ 'is-dark': isDark }" :style="isDark ? {
+                                            class="tool-call-card" :class="{ 'is-dark': isDark, 'expanded': isToolCallExpanded(index, partIndex, tcIndex) }" :style="isDark ? {
                                                 backgroundColor: 'rgba(40, 60, 100, 0.4)',
                                                 borderColor: 'rgba(100, 140, 200, 0.4)'
                                             } : {}">
@@ -150,7 +151,7 @@
                                                     <span class="detail-label">ID:</span>
                                                     <code class="detail-value"
                                                         :style="isDark ? { backgroundColor: 'transparent' } : {}">{{ toolCall.id
-                    }}</code>
+                                                        }}</code>
                                                 </div>
                                                 <div class="tool-call-detail-row">
                                                     <span class="detail-label">Args:</span>
@@ -224,7 +225,7 @@
                         </div>
                         <div class="message-actions" v-if="!msg.content.isLoading || index === messages.length - 1">
                             <span class="message-time" v-if="msg.created_at">{{ formatMessageTime(msg.created_at)
-                            }}</span>
+                                }}</span>
                             <!-- Agent Stats Menu -->
                             <v-menu v-if="msg.content.agentStats" location="bottom" open-on-hover
                                 :close-on-content-click="false">
@@ -274,6 +275,19 @@
                 </div>
             </div>
         </div>
+
+        <!-- 浮动引用按钮 -->
+        <div v-if="selectedText.content && selectedText.messageIndex !== null" class="selection-quote-button" :style="{
+            top: selectedText.position.top + 'px',
+            left: selectedText.position.left + 'px',
+            position: 'fixed'
+        }">
+            <v-btn size="large" rounded="xl" @click="handleQuoteSelected" class="quote-btn"
+                :class="{ 'dark-mode': isDark }">
+                <v-icon left small>mdi-reply</v-icon>
+                引用
+            </v-btn>
+        </div>
     </div>
 </template>
 
@@ -311,7 +325,7 @@ export default {
             default: false
         }
     },
-    emits: ['openImagePreview', 'replyMessage'],
+    emits: ['openImagePreview', 'replyMessage', 'replyWithText'],
     setup() {
         const { t } = useI18n();
         const { tm } = useModuleI18n('features/chat');
@@ -332,6 +346,12 @@ export default {
             expandedToolCalls: new Set(), // Track which tool call cards are expanded
             elapsedTimeTimer: null, // Timer for updating elapsed time
             currentTime: Date.now() / 1000, // Current time for elapsed time calculation
+            // 选中文本相关状态
+            selectedText: {
+                content: '',
+                messageIndex: null,
+                position: { top: 0, left: 0 }
+            }
         };
     },
     mounted() {
@@ -349,6 +369,86 @@ export default {
         }
     },
     methods: {
+        // 处理文本选择
+        handleTextSelection() {
+            const selection = window.getSelection();
+            const selectedText = selection.toString();
+
+            if (!selectedText.trim()) {
+                // 清除选中状态
+                this.selectedText.content = '';
+                this.selectedText.messageIndex = null;
+                return;
+            }
+
+            // 获取被选中的元素，找到对应的message-item
+            const range = selection.getRangeAt(0);
+            const startContainer = range.startContainer;
+            let messageItem = null;
+            let node = startContainer.parentElement;
+
+            // 遍历DOM树向上查找message-item
+            while (node && !node.classList.contains('message-item')) {
+                node = node.parentElement;
+            }
+
+            messageItem = node;
+
+            if (!messageItem) {
+                this.selectedText.content = '';
+                this.selectedText.messageIndex = null;
+                return;
+            }
+
+            // 获取message-item在messages数组中的索引
+            const messageItems = this.$refs.messageContainer?.querySelectorAll('.message-item');
+            let messageIndex = -1;
+            if (messageItems) {
+                for (let i = 0; i < messageItems.length; i++) {
+                    if (messageItems[i] === messageItem) {
+                        messageIndex = i;
+                        break;
+                    }
+                }
+            }
+
+            if (messageIndex === -1) {
+                this.selectedText.content = '';
+                this.selectedText.messageIndex = null;
+                return;
+            }
+
+            // 获取选中文本的位置（相对于viewport）
+            const rect = selection.getRangeAt(0).getBoundingClientRect();
+
+            this.selectedText.content = selectedText;
+            this.selectedText.messageIndex = messageIndex;
+            this.selectedText.position = {
+                top: Math.max(0, rect.bottom + 5),
+                left: Math.max(0, (rect.left + rect.right) / 2)
+            };
+        },
+
+        // 处理引用选中的文本
+        handleQuoteSelected() {
+            if (this.selectedText.messageIndex === null) return;
+
+            const msg = this.messages[this.selectedText.messageIndex];
+            if (!msg || !msg.id) return;
+
+            // 触发replyWithText事件，传递选中的文本内容
+            this.$emit('replyWithText', {
+                messageId: msg.id,
+                selectedText: this.selectedText.content,
+                messageIndex: this.selectedText.messageIndex
+            });
+
+            // 清除选中状态
+            this.selectedText.content = '';
+            this.selectedText.messageIndex = null;
+            window.getSelection().removeAllRanges();
+        },
+
         // 检查 message 中是否有音频
         hasAudio(messageParts) {
             if (!Array.isArray(messageParts)) return false;
@@ -805,6 +905,23 @@ export default {
     gap: 8px;
 }
 
+:deep(code.bg-secondary) {
+    background-color: #ececec !important;
+    color: #0d0d0d !important;
+}
+
+:deep(code.rounded) {
+    border-radius: 6px !important;
+}
+
+.messages-container.is-dark :deep(code.bg-secondary) {
+    background-color: #424242 !important;
+    color: #ffffff !important;
+}
+
+.messages-container.is-dark :deep(.code-block-container) {
+    background-color: #1f1f1f !important;
+}
 
 /* 基础动画 */
 @keyframes fadeIn {
@@ -1293,11 +1410,25 @@ export default {
     margin-top: 6px;
 }
 
+.tool-calls-label {
+    font-size: 13px;
+    font-weight: 500;
+    color: var(--v-theme-secondaryText);
+    opacity: 0.7;
+    margin-bottom: 4px;
+}
+
 .tool-call-card {
     border-radius: 8px;
     overflow: hidden;
     background-color: #eff3f6;
     margin: 8px 0px;
+    max-width: 300px;
+    transition: max-width 0.1s ease;
+}
+
+.tool-call-card.expanded {
+    max-width: 100%;
 }
 
 .tool-call-header {
@@ -1374,6 +1505,36 @@ export default {
     font-size: 14px;
 }
 
+/* 浮动引用按钮样式 */
+.selection-quote-button {
+    position: fixed;
+    z-index: 1000;
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    pointer-events: all;
+}
+
+
+.quote-btn {
+    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
+    font-size: 14px;
+    padding: 4px 24px;
+    background-color: #f6f4fa !important;
+    color: #333333 !important;
+}
+
+.quote-btn:hover {
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
+    background-color: #f6f4fa !important;
+}
+
+/* 深色主题 */
+.quote-btn.dark-mode {
+    background-color: #2d2d2d !important;
+    color: #ffffff !important;
+}
+
 .tool-call-status .status-icon.spinning {
     animation: spin 1s linear infinite;
 }
diff --git a/dashboard/src/composables/useMessages.ts b/dashboard/src/composables/useMessages.ts
index 47910a984..58bfbfc39 100644
--- a/dashboard/src/composables/useMessages.ts
+++ b/dashboard/src/composables/useMessages.ts
@@ -45,13 +45,13 @@ export interface MessagePart {
     // embedded fields - 加载后填充
     embedded_url?: string;   // blob URL for image, record
     embedded_file?: FileInfo; // for file (保留 attachment_id 用于按需下载)
-    reply_content?: string;  // for reply - 被引用消息的内容
+    selected_text?: string;  // for reply - 被引用消息的内容
 }
 
 // 引用信息 (用于发送消息时)
 export interface ReplyInfo {
     messageId: number;
-    messageContent: string;
+    selectedText?: string;  // 选中的文本内容（可选）
 }
 
 // 简化的消息内容结构
@@ -216,11 +216,12 @@ export function useMessages(
         const userMessageParts: MessagePart[] = [];
 
         // 添加引用消息段
+        console.log('ReplyTo in sendMessage:', replyTo);
         if (replyTo) {
             userMessageParts.push({
                 type: 'reply',
                 message_id: replyTo.messageId,
-                reply_content: replyTo.messageContent
+                selected_text: replyTo.selectedText
             });
         }
 
@@ -295,7 +296,8 @@ export function useMessages(
                 if (replyTo) {
                     parts.push({
                         type: 'reply',
-                        message_id: replyTo.messageId
+                        message_id: replyTo.messageId,
+                        selected_text: replyTo.selectedText
                     });
                 }
 
diff --git a/dashboard/src/i18n/locales/en-US/features/chat.json b/dashboard/src/i18n/locales/en-US/features/chat.json
index 5cc14c0dd..640f814d9 100644
--- a/dashboard/src/i18n/locales/en-US/features/chat.json
+++ b/dashboard/src/i18n/locales/en-US/features/chat.json
@@ -42,7 +42,8 @@
     "fullscreen": "Fullscreen Mode",
     "exitFullscreen": "Exit Fullscreen",
     "reply": "Reply",
-    "providerConfig": "AI Configuration"
+    "providerConfig": "AI Configuration",
+    "toolsUsed": "Tool Used"
   },
   "conversation": {
     "newConversation": "New Conversation",
diff --git a/dashboard/src/i18n/locales/zh-CN/features/chat.json b/dashboard/src/i18n/locales/zh-CN/features/chat.json
index b5a9172c3..b77512595 100644
--- a/dashboard/src/i18n/locales/zh-CN/features/chat.json
+++ b/dashboard/src/i18n/locales/zh-CN/features/chat.json
@@ -42,7 +42,8 @@
     "fullscreen": "全屏模式",
     "exitFullscreen": "退出全屏",
     "reply": "引用回复",
-    "providerConfig": "AI 配置"
+    "providerConfig": "AI 配置",
+    "toolsUsed": "已使用工具"
   },
   "conversation": {
     "newConversation": "新的聊天",