diff --git a/static/src/components/chat/ChatArea.vue b/static/src/components/chat/ChatArea.vue
index ee5dd2a..d8129ed 100644
--- a/static/src/components/chat/ChatArea.vue
+++ b/static/src/components/chat/ChatArea.vue
@@ -49,7 +49,20 @@
               </div>
             </div>
           </div>
-          <template v-if="stackedBlocksEnabled">
+          <template v-if="blockDisplayMode === 'minimal'">
+            <MinimalBlocks
+              :actions="msg.actions || []"
+              :icon-style="iconStyleSafe"
+              :get-tool-icon="getToolIcon"
+              :get-tool-status-text="getToolStatusText"
+              :get-tool-description="getToolDescription"
+              :format-search-topic="formatSearchTopic"
+              :format-search-time="formatSearchTime"
+              :format-search-domains="formatSearchDomains"
+              :render-markdown="renderMarkdown"
+            />
+          </template>
+          <template v-else-if="stackedBlocksEnabled">
             <template v-for="(group, groupIndex) in splitActionGroups(msg.actions || [], index)" :key="group.key">
               <StackedBlocks
                 v-if="group.kind === 'stack'"
@@ -365,6 +378,7 @@
 import { computed, ref } from 'vue';
 import ToolAction from '@/components/chat/actions/ToolAction.vue';
 import StackedBlocks from './StackedBlocks.vue';
+import MinimalBlocks from './MinimalBlocks.vue';
 import { usePersonalizationStore } from '@/stores/personalization';
 
 const props = defineProps<{
@@ -385,10 +399,12 @@ const props = defineProps<{
 }>();
 
 const personalization = usePersonalizationStore();
+const blockDisplayMode = computed(() => {
+  return personalization.experiments.blockDisplayMode || 'stacked';
+});
 const stackedBlocksEnabled = computed(() => {
-  // 默认启用堆叠块显示，除非明确设置为 false
-  const enabled = personalization.experiments.stackedBlocksEnabled;
-  return enabled !== false;
+  // 堆叠模式和极简模式都使用堆叠布局
+  return blockDisplayMode.value === 'stacked' || blockDisplayMode.value === 'minimal';
 });
 const aiAssistantName = computed(() => {
   if (!personalization.form.use_custom_names) {
diff --git a/static/src/components/chat/MinimalBlocks.vue b/static/src/components/chat/MinimalBlocks.vue
new file mode 100644
index 0000000..7e12edb
--- /dev/null
+++ b/static/src/components/chat/MinimalBlocks.vue
@@ -0,0 +1,609 @@
+<template>
+  <div class="minimal-blocks-container">
+    <!-- 等待动画 -->
+    <div v-if="showGenerating" class="generating-placeholder">
+      <span v-for="(letter, letterIdx) in '思考中...'.split('')" :key="letterIdx" class="letter" :style="{ animationDelay: `${letterIdx * 0.1}s` }">
+        {{ letter }}
+      </span>
+    </div>
+
+    <!-- 按真实顺序显示分组 -->
+    <template v-for="group in blockGroups" :key="group.id">
+      <!-- 摘要组（thinking/tool） -->
+      <div v-if="group.type === 'summary' && group.actions" class="summary-group">
+        <!-- 摘要行（只有文字，可点击展开） -->
+        <div
+          class="summary-line-text"
+          :class="{ running: isSummaryRunning(group.actions, group.id) }"
+          @click="toggleExpand(group.id)"
+        >
+          <div class="summary-content-wrapper">
+            <span class="summary-preview">{{ getSummaryPreview(group.actions) }}</span>
+          </div>
+          <svg class="expand-icon" :class="{ expanded: expandedGroups.has(group.id) }" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+            <polyline points="6 9 12 15 18 9"></polyline>
+          </svg>
+        </div>
+
+        <!-- 步骤容器（展开时显示所有步骤） -->
+        <div class="steps-container" :class="{ show: expandedGroups.has(group.id) }">
+          <div class="steps-wrapper">
+            <div
+              v-for="(step, idx) in getSummarySteps(group.actions)"
+              :key="step.id"
+              class="step-item"
+            >
+              <div class="step-timeline">
+                <svg class="step-icon" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+                  <g v-html="getStepIcon(step)"></g>
+                </svg>
+                <div class="step-line"></div>
+              </div>
+              <div class="step-content">
+                <div v-if="step.type === 'thinking'" class="step-body">
+                  <div class="thinking-content" v-html="renderContent(step.content)"></div>
+                </div>
+                <div v-else-if="step.type === 'tool'" class="step-body">
+                  <div class="step-header">{{ getToolName(step.action) }}</div>
+                  <div class="tool-intent" v-if="getToolIntent(step.action)">{{ getToolIntent(step.action) }}</div>
+                  <div class="tool-result" v-if="step.action.tool?.result">
+                    <div v-html="renderToolResult(step.action)"></div>
+                  </div>
+                  <div v-else class="tool-result">
+                    <div class="result-item">执行中...</div>
+                  </div>
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
+      </div>
+
+      <!-- 文本组 -->
+      <div v-else-if="group.type === 'text'" class="text-output" :class="{ 'streaming-text': group.streaming }">
+        <div class="text-content" :class="{ 'streaming-text': group.streaming }">
+          <div v-if="group.streaming" v-html="renderMarkdown(group.content || '', true)"></div>
+          <div v-else v-html="renderMarkdown(group.content || '', false)"></div>
+        </div>
+      </div>
+    </template>
+  </div>
+</template>
+
+<script setup lang="ts">
+import { ref, computed, watch, nextTick } from 'vue';
+import { usePersonalizationStore } from '@/stores/personalization';
+import { renderEnhancedToolResult } from './actions/toolRenderers';
+
+interface Action {
+  id?: string;
+  type: 'thinking' | 'tool' | 'text' | 'system';
+  content: string;
+  streaming?: boolean;
+  blockId?: string;
+  tool?: {
+    name?: string;
+    intent?: string;
+    arguments?: any;
+    result?: any;
+  };
+}
+
+interface Step {
+  id: string;
+  type: 'thinking' | 'tool';
+  content: string;
+  streaming: boolean;
+  action: Action;
+}
+
+interface BlockGroup {
+  type: 'summary' | 'text';
+  id: string;
+  actions?: Action[];
+  content?: string;
+  streaming?: boolean;
+}
+
+const props = defineProps<{
+  actions: Action[];
+  iconStyle?: (name: string) => any;
+  getToolIcon?: (tool: any) => string;
+  getToolStatusText?: (tool: any) => string;
+  getToolDescription?: (tool: any) => string;
+  formatSearchTopic?: (filters: Record<string, any>) => string;
+  formatSearchTime?: (filters: Record<string, any>) => string;
+  formatSearchDomains?: (filters: Record<string, any>) => string;
+  renderMarkdown?: (content: string, isStreaming: boolean) => string;
+}>();
+
+const personalizationStore = usePersonalizationStore();
+const expandedGroups = ref(new Set<string>());
+
+// 将 actions 分组：连续的 thinking/tool 为一组，text 单独为一组
+const blockGroups = computed(() => {
+  const groups: BlockGroup[] = [];
+  let currentGroup: Action[] = [];
+  let groupIndex = 0;
+
+  props.actions.forEach((action, idx) => {
+    if (action.type === 'thinking' || action.type === 'tool') {
+      currentGroup.push(action);
+    } else if (action.type === 'text') {
+      // 先保存当前的 thinking/tool 组
+      if (currentGroup.length > 0) {
+        groups.push({
+          type: 'summary',
+          id: `summary-${groupIndex++}`,
+          actions: currentGroup
+        });
+        currentGroup = [];
+      }
+      // 添加 text 组
+      groups.push({
+        type: 'text',
+        id: `text-${idx}`,
+        content: action.content,
+        streaming: action.streaming
+      });
+    }
+  });
+
+  // 处理最后剩余的 thinking/tool 组
+  if (currentGroup.length > 0) {
+    groups.push({
+      type: 'summary',
+      id: `summary-${groupIndex}`,
+      actions: currentGroup
+    });
+  }
+
+  return groups;
+});
+
+// 是否显示等待动画
+const showGenerating = computed(() => {
+  const hasAnyThinkingOrTool = props.actions.some(a => a.type === 'thinking' || a.type === 'tool');
+  const isStreaming = props.actions.some(a => a.streaming && (a.type === 'thinking' || a.type === 'tool'));
+  return isStreaming && !hasAnyThinkingOrTool;
+});
+
+// 获取摘要组的预览文本（始终显示最新的思考/工具）
+const getSummaryPreview = (actions: Action[]) => {
+  // 优先返回正在 streaming 的最后一个
+  const streamingActions = actions.filter(a => a.streaming);
+  const currentStep = streamingActions.length > 0
+    ? streamingActions[streamingActions.length - 1]
+    : actions[actions.length - 1]; // 如果没有 streaming 的，返回最后一个
+
+  if (!currentStep) return '';
+
+  if (currentStep.type === 'thinking') {
+    // 思考内容：最多显示到第一个换行，且不超过50字符
+    const content = currentStep.content || '';
+    const firstLineEnd = content.indexOf('\n');
+    const textToShow = firstLineEnd > 0 ? content.substring(0, firstLineEnd) : content;
+    return textToShow.length > 50 ? textToShow.substring(0, 50) + '...' : textToShow;
+  } else if (currentStep.type === 'tool') {
+    // 工具：优先显示 intent_rendered 或 intent_full
+    const tool = currentStep.tool;
+    if (!tool) return '';
+
+    const intentEnabled = personalizationStore.form.tool_intent_enabled;
+    const intentText = tool.intent_rendered || tool.intent_full || '';
+
+    if (intentEnabled && intentText) {
+      // 开启intent模式且有intent时，只显示intent
+      const firstLineEnd = intentText.indexOf('\n');
+      const textToShow = firstLineEnd > 0 ? intentText.substring(0, firstLineEnd) : intentText;
+      return textToShow.length > 50 ? textToShow.substring(0, 50) + '...' : textToShow;
+    }
+
+    // 没有intent或未开启intent模式时显示状态
+    if (tool.status === 'preparing') {
+      return `准备调用 ${tool.name || '工具'}...`;
+    }
+    if (tool.status === 'running') {
+      return `正在调用 ${tool.name || '工具'}...`;
+    }
+    if (tool.status === 'completed') {
+      return '工具执行完成';
+    }
+    return currentStep.streaming ? '正在执行工具...' : '工具执行完成';
+  }
+  return '';
+};
+
+// 判断摘要组是否正在运行（包括已完成但后面还没有文本输出的情况）
+const isSummaryRunning = (actions: Action[], groupId: string) => {
+  // 找到当前 group 在 blockGroups 中的索引
+  const currentIndex = blockGroups.value.findIndex(g => g.id === groupId);
+  if (currentIndex === -1) return false;
+
+  // 检查后面是否有文本输出
+  const hasTextAfter = blockGroups.value.slice(currentIndex + 1).some(g => g.type === 'text');
+
+  // 如果后面有文本输出，说明这个 summary group 已经完成了，不再显示变色效果
+  if (hasTextAfter) return false;
+
+  // 否则，这个 summary group 应该有变色效果（无论是运行中还是已完成）
+  return true;
+};
+
+// 获取摘要组的所有步骤（用于展开显示）
+const getSummarySteps = (actions: Action[]) => {
+  return actions.map((action, idx) => ({
+    id: action.id || action.blockId || `step-${idx}`,
+    type: action.type as 'thinking' | 'tool',
+    content: action.content || '',
+    streaming: action.streaming || false,
+    action
+  }));
+};
+
+const toggleExpand = (groupId: string) => {
+  if (expandedGroups.value.has(groupId)) {
+    expandedGroups.value.delete(groupId);
+  } else {
+    expandedGroups.value.add(groupId);
+  }
+};
+
+const getStepIcon = (step: Step) => {
+  return step.type === 'thinking' ? getIconPath('brain') : getIconPath('terminal');
+};
+
+const getToolName = (action: Action) => {
+  const tool = action.tool;
+  if (!tool) return '执行工具';
+
+  const intentEnabled = personalizationStore.form.tool_intent_enabled;
+  const intentText = tool.intent_rendered || tool.intent_full || '';
+
+  if (intentEnabled && intentText) {
+    // 开启intent模式且有intent时，只显示intent
+    return intentText;
+  }
+
+  // 没有intent或未开启intent模式时显示状态
+  if (tool.status === 'preparing') {
+    return `准备调用 ${tool.name || '工具'}...`;
+  }
+  if (tool.status === 'running') {
+    return `正在调用 ${tool.name || '工具'}...`;
+  }
+  if (tool.status === 'completed') {
+    return '工具执行完成';
+  }
+  return tool.name || '执行工具';
+};
+
+const getToolIntent = (action: Action) => {
+  return action.tool?.intent || '';
+};
+
+const renderToolResult = (action: Action) => {
+  if (personalizationStore.form.enhanced_tool_display) {
+    const rendered = renderEnhancedToolResult(
+      action,
+      props.formatSearchTopic || (() => ''),
+      props.formatSearchTime || (() => ''),
+      props.formatSearchDomains || (() => '')
+    );
+    if (rendered) return rendered;
+  }
+
+  const result = action.tool?.result;
+  if (!result) return '<div class="result-item">执行中...</div>';
+
+  if (typeof result === 'string') {
+    return `<div class="result-item"><pre>${escapeHtml(result)}</pre></div>`;
+  }
+
+  return `<div class="result-item"><pre>${escapeHtml(JSON.stringify(result, null, 2))}</pre></div>`;
+};
+
+const renderContent = (content: string) => {
+  if (!content) return '';
+  return escapeHtml(content).replace(/\n/g, '<br>');
+};
+
+const renderMarkdown = (content: string, isStreaming: boolean) => {
+  if (props.renderMarkdown) {
+    return props.renderMarkdown(content, isStreaming);
+  }
+  // 降级：如果没有提供renderMarkdown，使用简单的HTML转义
+  return renderContent(content);
+};
+
+const escapeHtml = (text: string) => {
+  const div = document.createElement('div');
+  div.textContent = text;
+  return div.innerHTML;
+};
+
+const getIconPath = (name: string) => {
+  const icons: Record<string, string> = {
+    brain: '<path d="M12 5a3 3 0 1 0-5.997.125 4 4 0 0 0-2.526 5.77 4 4 0 0 0 .556 6.588A4 4 0 1 0 12 18Z"></path><path d="M12 5a3 3 0 1 1 5.997.125 4 4 0 0 1 2.526 5.77 4 4 0 0 1-.556 6.588A4 4 0 1 1 12 18Z"></path><path d="M15 13a4.5 4.5 0 0 1-3-4 4.5 4.5 0 0 1-3 4"></path><path d="M17.599 6.5a3 3 0 0 0 .399-1.375"></path><path d="M6.003 5.125A3 3 0 0 0 6.401 6.5"></path><path d="M3.477 10.896a4 4 0 0 1 .585-.396"></path><path d="M19.938 10.5a4 4 0 0 1 .585.396"></path><path d="M6 18a4 4 0 0 1-1.967-.516"></path><path d="M19.967 17.484A4 4 0 0 1 18 18"></path>',
+    terminal: '<polyline points="4 17 10 11 4 5"></polyline><line x1="12" y1="19" x2="20" y2="19"></line>',
+    search: '<circle cx="11" cy="11" r="8"></circle><path d="m21 21-4.35-4.35"></path>'
+  };
+  return icons[name] || icons.brain;
+};
+
+watch(() => props.actions, () => {
+  // 简化：不需要动态更新高度
+}, { deep: true });
+</script>
+
+<style scoped>
+.minimal-blocks-container {
+  margin: 16px 0;
+}
+
+/* 等待动画 */
+.generating-placeholder {
+  display: flex;
+  gap: 4px;
+  padding: 12px 0;
+  font-size: 15px;
+  font-weight: 500;
+  color: var(--claude-text-tertiary);
+}
+
+.generating-placeholder .letter {
+  display: inline-block;
+  animation: wave 1.6s ease-in-out infinite;
+  opacity: 0.4;
+}
+
+@keyframes wave {
+  0%, 100% {
+    opacity: 0.4;
+    transform: translateY(0);
+  }
+  50% {
+    opacity: 1;
+    transform: translateY(-3px);
+  }
+}
+
+/* 摘要组 */
+.summary-group {
+  margin: 16px 0;
+}
+
+/* 摘要行（只有文字） */
+.summary-line-text {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  padding: 0;
+  cursor: pointer;
+  transition: background-color 0.2s;
+}
+
+.summary-line-text:hover {
+  background-color: var(--claude-panel);
+}
+
+.summary-content-wrapper {
+  flex: 1;
+  font-size: 15px;
+  color: var(--claude-text-secondary);
+  line-height: 1.7;
+  padding: 0 20px 0 15px;
+}
+
+.summary-preview {
+  display: block;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+  color: inherit;
+}
+
+.expand-icon {
+  flex-shrink: 0;
+  margin-left: 8px;
+  color: var(--claude-text-tertiary);
+  transition: transform 0.2s;
+}
+
+.expand-icon.expanded {
+  transform: rotate(180deg);
+}
+
+/* 运行中的发光效果 */
+.summary-line-text.running .summary-preview {
+  animation: textGlow 1.5s ease-in-out infinite !important;
+}
+
+@keyframes textGlow {
+  0%, 100% {
+    color: var(--claude-text-secondary) !important;
+  }
+  50% {
+    color: var(--claude-accent) !important;
+  }
+}
+
+/* 步骤容器 */
+.steps-container {
+  display: grid;
+  grid-template-rows: 0fr;
+  transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1);
+  margin-top: 8px;
+  padding: 0 20px 0 15px;
+}
+
+.steps-wrapper {
+  overflow: hidden;
+  min-height: 0;
+}
+
+.steps-container.show {
+  grid-template-rows: 1fr;
+}
+
+/* 步骤项 */
+.step-item {
+  display: flex;
+  gap: 12px;
+}
+
+.step-item:not(:last-child) {
+  margin-bottom: 16px;
+}
+
+.step-timeline {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  flex-shrink: 0;
+  padding-top: 2px;
+}
+
+.step-icon {
+  color: var(--claude-text-secondary);
+  flex-shrink: 0;
+}
+
+.step-line {
+  width: 2px;
+  flex: 1;
+  background: var(--claude-border);
+  margin-top: 4px;
+}
+
+/* 最后一个步骤隐藏竖线 */
+.step-item:last-child .step-line {
+  display: none;
+}
+
+.step-content {
+  flex: 1;
+  min-width: 0;
+  padding-top: 2px;
+}
+
+.step-header {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--claude-text-tertiary);
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+  margin-bottom: 8px;
+}
+
+.step-body {
+  font-size: 14px;
+  color: var(--claude-text-secondary);
+  line-height: 1.7;
+}
+
+/* 思考内容 */
+.thinking-content {
+  color: var(--claude-text-secondary);
+  font-size: 14px;
+  line-height: 1.7;
+  white-space: pre-wrap;
+  word-wrap: break-word;
+  max-height: calc(1.7em * 6); /* 6行 */
+  overflow-y: auto;
+  margin: 0;
+  padding: 0;
+  /* 让第一行文字紧贴顶部 */
+  display: block;
+}
+
+.thinking-content::before {
+  content: '';
+  display: block;
+  margin-top: calc((1.7em - 1em) / -2);
+}
+
+.thinking-content::after {
+  content: '';
+  display: block;
+  margin-bottom: calc((1.7em - 1em) / -2);
+}
+
+/* 工具内容 */
+.step-header {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--claude-text-tertiary);
+  text-transform: uppercase;
+  letter-spacing: 0.5px;
+  margin: 0 0 8px 0;
+  padding: 0;
+  line-height: 1;
+}
+.tool-intent {
+  font-weight: 500;
+  color: var(--claude-text);
+  margin-bottom: 12px;
+  font-size: 14px;
+  line-height: 1.7;
+  /* 让第一行文字紧贴顶部 */
+  margin-top: calc((1.7em - 1em) / -2);
+}
+
+.tool-result {
+  background: var(--claude-panel);
+  border: 1px solid var(--claude-border);
+  border-radius: 8px;
+  padding: 12px;
+  font-size: 13px;
+  max-height: 200px; /* 约为原来卡片的三分之一 */
+  overflow-y: auto;
+  /* 隐藏滚动条 */
+  scrollbar-width: none; /* Firefox */
+  -ms-overflow-style: none; /* IE and Edge */
+}
+
+.tool-result::-webkit-scrollbar {
+  display: none; /* Chrome, Safari, Opera */
+}
+
+.tool-result * {
+  /* 隐藏所有子元素的滚动条 */
+  scrollbar-width: none;
+  -ms-overflow-style: none;
+}
+
+.tool-result *::-webkit-scrollbar {
+  display: none;
+}
+
+.tool-result pre {
+  margin: 0;
+  white-space: pre-wrap;
+  word-wrap: break-word;
+  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
+  font-size: 12px;
+  color: var(--claude-text-secondary);
+}
+
+.result-item {
+  padding: 8px 0;
+  border-bottom: 1px solid var(--claude-border);
+}
+
+.result-item:last-child {
+  border-bottom: none;
+}
+
+/* 文本输出 */
+.text-output {
+  margin: 16px 0;
+}
+
+.text-content {
+  font-size: 15px;
+  line-height: 1.7;
+  color: var(--claude-text);
+  word-wrap: break-word;
+}
+</style>
diff --git a/static/src/components/personalization/PersonalizationDrawer.vue b/static/src/components/personalization/PersonalizationDrawer.vue
index d426859..507f3a9 100644
--- a/static/src/components/personalization/PersonalizationDrawer.vue
+++ b/static/src/components/personalization/PersonalizationDrawer.vue
@@ -430,27 +430,27 @@
                       </div>
                       <div class="behavior-field">
                         <div class="behavior-field-header">
-                          <span class="field-title">堆叠块显示</span>
-                          <p class="field-desc">使用新版堆叠动画展示思考/工具块，超过 6 条自动收纳为"更多"。默认开启。</p>
+                          <span class="field-title">堆叠块显示模式</span>
+                          <p class="field-desc">选择思考/工具块的显示方式。默认为堆叠动画。</p>
                         </div>
-                        <label class="toggle-row">
-                          <input
-                            type="checkbox"
-                            :checked="experiments.stackedBlocksEnabled"
-                            @change="handleStackedBlocksToggle($event)"
-                          />
-                          <span class="fancy-check" aria-hidden="true">
-                            <svg viewBox="0 0 64 64">
-                              <path
-                                d="M 0 16 V 56 A 8 8 90 0 0 8 64 H 56 A 8 8 90 0 0 64 56 V 8 A 8 8 90 0 0 56 0 H 8 A 8 8 90 0 0 0 8 V 16 L 32 48 L 64 16 V 8 A 8 8 90 0 0 56 0 H 8 A 8 8 90 0 0 0 8 V 56 A 8 8 90 0 0 8 64 H 56 A 8 8 90 0 0 64 56 V 16"
-                                pathLength="575.0541381835938"
-                                class="fancy-path"
-                          ></path>
-                        </svg>
-                      </span>
-                      <span>在对话区使用堆叠动画（可随时切换回传统列表）</span>
-                    </label>
-                  </div>
+                        <div class="run-mode-options">
+                          <button
+                            v-for="option in blockDisplayOptions"
+                            :key="option.id"
+                            type="button"
+                            class="run-mode-card"
+                            :class="{ active: experiments.blockDisplayMode === option.value }"
+                            :aria-pressed="experiments.blockDisplayMode === option.value"
+                            @click.prevent="handleBlockDisplayModeChange(option.value)"
+                          >
+                            <div class="run-mode-card-header">
+                              <span class="run-mode-title">{{ option.label }}</span>
+                              <span v-if="option.badge" class="run-mode-badge">{{ option.badge }}</span>
+                            </div>
+                            <p class="run-mode-desc">{{ option.desc }}</p>
+                          </button>
+                        </div>
+                      </div>
                   <div class="behavior-field">
                     <div class="behavior-field-header">
                       <span class="field-title">静默禁用</span>
@@ -769,7 +769,7 @@
 <script setup lang="ts">
 import { ref, computed, watch } from 'vue';
 import { storeToRefs } from 'pinia';
-import { usePersonalizationStore } from '@/stores/personalization';
+import { usePersonalizationStore, type BlockDisplayMode } from '@/stores/personalization';
 import { useResourceStore } from '@/stores/resource';
 import { useUiStore } from '@/stores/ui';
 import { usePolicyStore } from '@/stores/policy';
@@ -1062,9 +1062,14 @@ const handleLiquidGlassToggle = (event: Event) => {
   personalization.setLiquidGlassExperimentEnabled(!!target?.checked);
 };
 
-const handleStackedBlocksToggle = (event: Event) => {
-  const target = event.target as HTMLInputElement | null;
-  personalization.setStackedBlocksEnabled(!!target?.checked);
+const blockDisplayOptions = [
+  { id: 'traditional', label: '传统列表', desc: '按时间顺序垂直排列，经典样式', value: 'traditional' as const },
+  { id: 'stacked', label: '堆叠动画', desc: '超过 6 条自动收纳为"更多"，动态展示', value: 'stacked' as const, badge: '推荐' },
+  { id: 'minimal', label: '极简模式', desc: '摘要行 + 无缝展开，流式输出效果', value: 'minimal' as const, badge: '新' }
+];
+
+const handleBlockDisplayModeChange = (mode: 'traditional' | 'stacked' | 'minimal') => {
+  personalization.setBlockDisplayMode(mode);
 };
 
 const openAdminPanel = () => {
diff --git a/static/src/stores/personalization.ts b/static/src/stores/personalization.ts
index 59c87b3..94c4916 100644
--- a/static/src/stores/personalization.ts
+++ b/static/src/stores/personalization.ts
@@ -1,5 +1,6 @@
 import { defineStore } from 'pinia';
 
+export type BlockDisplayMode = 'traditional' | 'stacked' | 'minimal';
 type RunMode = 'fast' | 'thinking' | 'deep';
 
 interface PersonalForm {
@@ -31,7 +32,7 @@ interface LiquidGlassPosition {
 interface ExperimentState {
   liquidGlassEnabled: boolean;
   liquidGlassPosition: LiquidGlassPosition | null;
-  stackedBlocksEnabled: boolean;
+  blockDisplayMode: BlockDisplayMode;
 }
 
 interface PersonalizationState {
@@ -84,7 +85,7 @@ const defaultForm = (): PersonalForm => ({
 const defaultExperimentState = (): ExperimentState => ({
   liquidGlassEnabled: false,
   liquidGlassPosition: null,
-  stackedBlocksEnabled: true
+  blockDisplayMode: 'stacked'
 });
 
 const isValidPosition = (value: any): value is LiquidGlassPosition => {
@@ -108,11 +109,21 @@ const loadExperimentState = (): ExperimentState => {
       return defaultExperimentState();
     }
     const parsed = JSON.parse(raw);
+
+    // 兼容旧版 stackedBlocksEnabled
+    let blockDisplayMode: BlockDisplayMode = defaultExperimentState().blockDisplayMode;
+    if (typeof parsed?.blockDisplayMode === 'string' &&
+        ['traditional', 'stacked', 'minimal'].includes(parsed.blockDisplayMode)) {
+      blockDisplayMode = parsed.blockDisplayMode;
+    } else if (typeof parsed?.stackedBlocksEnabled === 'boolean') {
+      // 兼容旧版：true -> stacked, false -> traditional
+      blockDisplayMode = parsed.stackedBlocksEnabled ? 'stacked' : 'traditional';
+    }
+
     return {
       liquidGlassEnabled: Boolean(parsed?.liquidGlassEnabled),
       liquidGlassPosition: isValidPosition(parsed?.liquidGlassPosition) ? parsed?.liquidGlassPosition : null,
-      stackedBlocksEnabled:
-        typeof parsed?.stackedBlocksEnabled === 'boolean' ? parsed.stackedBlocksEnabled : defaultExperimentState().stackedBlocksEnabled
+      blockDisplayMode
     };
   } catch (error) {
     console.warn('无法读取实验功能设置：', error);
@@ -532,16 +543,13 @@ export const usePersonalizationStore = defineStore('personalization', {
     toggleLiquidGlassExperiment() {
       this.setLiquidGlassExperimentEnabled(!this.experiments.liquidGlassEnabled);
     },
-    setStackedBlocksEnabled(enabled: boolean) {
+    setBlockDisplayMode(mode: BlockDisplayMode) {
       this.experiments = {
         ...this.experiments,
-        stackedBlocksEnabled: !!enabled
+        blockDisplayMode: mode
       };
       this.persistExperiments();
     },
-    toggleStackedBlocks() {
-      this.setStackedBlocksEnabled(!this.experiments.stackedBlocksEnabled);
-    },
     updateLiquidGlassPosition(position: LiquidGlassPosition | null) {
       this.experiments = {
         ...this.experiments,
diff --git a/static/src/styles/components/chat/_chat-area.scss b/static/src/styles/components/chat/_chat-area.scss
index 4468feb..bcbfe63 100644
--- a/static/src/styles/components/chat/_chat-area.scss
+++ b/static/src/styles/components/chat/_chat-area.scss
@@ -363,6 +363,12 @@
     margin-bottom: 24px;
 }
 
+.user-message {
+    display: flex;
+    flex-direction: column;
+    align-items: flex-end; /* 靠右对齐 */
+}
+
 .user-message .message-header,
 .assistant-message .message-header {
     font-size: 14px;
@@ -390,6 +396,9 @@
     display: flex;
     flex-direction: column;
     gap: 10px;
+    max-width: 60%; /* 最大宽度 60% */
+    width: fit-content; /* 根据内容自适应宽度 */
+    align-self: flex-end; /* 确保靠右 */
 }
 
 .assistant-message .message-text {