diff --git a/admin/src/views/config/center/CredsPane.vue b/admin/src/views/config/center/CredsPane.vue
index 17e51b6..74a5733 100644
--- a/admin/src/views/config/center/CredsPane.vue
+++ b/admin/src/views/config/center/CredsPane.vue
@@ -19,7 +19,7 @@
     前缀被其他租户占用的 400 detail 内联展示
   - Task 5 视觉基线：三卡套 ConfigCard（图标/副标题/信息条/footer/danger
     行）；footer-left「出问题？回滚 →」emit navigate('versions')（父层
-    接线在后续任务）；表单区双列 grid
+    index.vue 已接线）；表单区双列 grid
 -->
 <template>
   <div class="creds-pane">
@@ -28,7 +28,7 @@
       icon="solar:letter-linear"
       title="邮件通知"
       subtitle="客户留下线索后，系统用这组配置发通知邮件"
-      info="整组保存 · 立即生效 · 产生新版本可回滚；带 • 的字段留空 = 沿用平台默认"
+      info="整组保存 · 立即生效 · 产生新版本可回滚；字段留空 = 沿用平台默认"
       danger-label="恢复出厂：把邮件配置重置为初始档案值"
     >
       <ElAlert
diff --git a/admin/src/views/config/center/index.vue b/admin/src/views/config/center/index.vue
index 600665b..7e42407 100644
--- a/admin/src/views/config/center/index.vue
+++ b/admin/src/views/config/center/index.vue
@@ -22,10 +22,14 @@
     详情抽屉整份 JSON（密钥 '__SET__' 掩码）；勾两版并排对比（spec §7.3
     最低形态，范围可聚焦单组）；回滚确认（明示产生新版本/历史不变）→
     POST rollback → 响应内新快照直接回写本页配置态
-  - 组级重置出厂（Task 7d）：各编辑卡头部危险色小按钮（品牌在本页；
+  - 组级重置出厂（Task 7d）：各编辑卡危险行小按钮（品牌在本页；
     提示词/词表/凭据三组在各 pane）→ 确认框明示组名与「恢复出厂档案值」
     → POST config/{group}/reset → 该组表单/版本刷新（合法组清单 =
     后端 CONFIG_GROUPS 九组，reset.ts 的 RESET_GROUP_LABELS 镜像）
+  - Task 6 视觉基线（feature/config-ux Batch 1 收口）：品牌表单卡套
+    ConfigCard（表单双列 grid + footer 回滚/备注/保存 + danger 重置行）；
+    预览卡头加副标题；CredsPane @navigate 接线 onGroupSelect；
+    8 组全实装后 v-else 占位死分支剪除（activeGroupLabel/ALL_NAV_ITEMS 同清）
   - 挂件实时预览：**本地简化预览组件**（标题/颜色气泡/头像/话题/占位的
     静态模拟，零后端依赖、即时反映表单值；真机预览留给嵌入代码上真站）
   - 嵌入代码：域名取租户详情 sites[].domains（超管可枚举全租户，租户管理
@@ -127,141 +131,150 @@
             </ElAlert>
 
             <template v-else>
-              <!-- 品牌表单 -->
-              <ElCard shadow="never" class="form-card">
-                <template #header>
-                  <div class="card-header">
-                    <span class="card-title">品牌（brand 组 · 整组替换语义）</span>
-                    <div class="header-side">
-                      <span class="card-sub">保存即写新版本并热生效</span>
-                      <ElButton
-                        size="small"
-                        type="danger"
-                        plain
-                        :loading="resetting"
-                        @click="onResetBrand"
-                      >
-                        重置出厂
-                      </ElButton>
-                    </div>
-                  </div>
-                </template>
-
+              <!-- 品牌表单（Task 6：套 ConfigCard 视觉基线——表单双列 grid + footer/danger 行） -->
+              <ConfigCard
+                class="form-card"
+                icon="solar:palette-round-line-duotone"
+                title="品牌与外观"
+                subtitle="客户看到的聊天窗口长什么样"
+                info="整组保存 · 立即生效；图片与链接留空 = 不展示"
+                danger-label="恢复出厂：把品牌配置重置为初始档案值"
+              >
                 <ElForm label-width="110px" @submit.prevent>
-                  <ElFormItem label="标题 title">
-                    <ElInput
-                      v-model="form.title"
-                      maxlength="128"
-                      placeholder="挂件标题栏文案（如 HESUPIPE Support）"
-                    />
-                  </ElFormItem>
-                  <ElFormItem label="主题色 color">
-                    <div class="color-row">
-                      <ElColorPicker v-model="form.color" />
+                  <div class="form-grid">
+                    <ElFormItem label="标题 title">
                       <ElInput
-                        v-model="form.color"
-                        placeholder="#066fc0（3/6 位十六进制，留空取挂件默认）"
-                        class="color-input"
+                        v-model="form.title"
+                        maxlength="128"
+                        placeholder="挂件标题栏文案（如 HESUPIPE Support）"
                       />
-                    </div>
-                  </ElFormItem>
-                  <ElFormItem label="头像 avatar">
-                    <div class="avatar-row">
-                      <div class="avatar-box">
-                        <img
-                          v-if="avatarUrl && !avatarImgFailed"
-                          :src="avatarUrl"
-                          alt="品牌头像"
-                          @error="avatarImgFailed = true"
+                    </ElFormItem>
+                    <ElFormItem label="主题色 color">
+                      <div class="color-row">
+                        <ElColorPicker v-model="form.color" />
+                        <ElInput
+                          v-model="form.color"
+                          placeholder="#066fc0（3/6 位十六进制，留空取挂件默认）"
+                          class="color-input"
                         />
-                        <span
-                          v-else
-                          class="avatar-letter"
-                          :style="{ background: previewColor }"
-                        >
-                          {{ avatarLetter }}
-                        </span>
                       </div>
-                      <div class="avatar-actions">
-                        <ElButton size="small" :loading="uploading" @click="pickAvatar">
-                          上传新头像
-                        </ElButton>
-                        <p class="avatar-tip">png / jpg / webp，≤2MB（后端按文件内容校验）</p>
-                        <p v-if="form.avatar" class="avatar-value mono">{{ form.avatar }}</p>
+                    </ElFormItem>
+                    <ElFormItem label="头像 avatar" class="span-2">
+                      <div class="avatar-row">
+                        <div class="avatar-box">
+                          <img
+                            v-if="avatarUrl && !avatarImgFailed"
+                            :src="avatarUrl"
+                            alt="品牌头像"
+                            @error="avatarImgFailed = true"
+                          />
+                          <span
+                            v-else
+                            class="avatar-letter"
+                            :style="{ background: previewColor }"
+                          >
+                            {{ avatarLetter }}
+                          </span>
+                        </div>
+                        <div class="avatar-actions">
+                          <ElButton size="small" :loading="uploading" @click="pickAvatar">
+                            上传新头像
+                          </ElButton>
+                          <p class="avatar-tip">png / jpg / webp，≤2MB（后端按文件内容校验）</p>
+                          <p v-if="form.avatar" class="avatar-value mono">{{ form.avatar }}</p>
+                        </div>
                       </div>
-                    </div>
-                    <input
-                      ref="avatarInput"
-                      type="file"
-                      accept=".png,.jpg,.jpeg,.webp,image/png,image/jpeg,image/webp"
-                      hidden
-                      @change="onAvatarChange"
-                    />
-                  </ElFormItem>
-                  <ElFormItem label="欢迎语 welcome">
-                    <ElInput
-                      v-model="form.welcome"
-                      type="textarea"
-                      :rows="2"
-                      maxlength="500"
-                      placeholder="挂件打开时的第一条消息"
-                    />
-                  </ElFormItem>
-                  <ElFormItem label="快捷话题 topics">
-                    <ElSelect
-                      v-model="form.topics"
-                      multiple
-                      filterable
-                      allow-create
-                      default-first-option
-                      :reserve-keyword="false"
-                      placeholder="输入后回车添加（字符串数组，随品牌下发）"
-                      class="topics-select"
-                    />
-                  </ElFormItem>
-                  <ElFormItem label="输入框占位">
-                    <ElInput
-                      v-model="form.placeholder"
-                      maxlength="200"
-                      placeholder="聊天输入框 placeholder 文案"
-                    />
-                  </ElFormItem>
-                  <ElFormItem label="WhatsApp">
-                    <ElInput v-model="form.whatsapp" placeholder="+8613900000000 或 wa.me 链接" />
-                  </ElFormItem>
-                  <ElFormItem label="邮箱 email">
-                    <ElInput v-model="form.email" placeholder="页脚展示邮箱" />
-                  </ElFormItem>
-                  <ElFormItem label="隐私政策 URL">
-                    <ElInput v-model="form.privacy_url" placeholder="https://example.com/privacy" />
-                  </ElFormItem>
-                  <ElFormItem label="保存备注">
-                    <ElInput
-                      v-model="saveComment"
-                      maxlength="200"
-                      placeholder="可选；写入版本历史 comment"
-                    />
-                  </ElFormItem>
+                      <input
+                        ref="avatarInput"
+                        type="file"
+                        accept=".png,.jpg,.jpeg,.webp,image/png,image/jpeg,image/webp"
+                        hidden
+                        @change="onAvatarChange"
+                      />
+                    </ElFormItem>
+                    <ElFormItem label="欢迎语 welcome" class="span-2">
+                      <ElInput
+                        v-model="form.welcome"
+                        type="textarea"
+                        :rows="2"
+                        maxlength="500"
+                        placeholder="挂件打开时的第一条消息"
+                      />
+                    </ElFormItem>
+                    <ElFormItem label="快捷话题 topics" class="span-2">
+                      <ElSelect
+                        v-model="form.topics"
+                        multiple
+                        filterable
+                        allow-create
+                        default-first-option
+                        :reserve-keyword="false"
+                        placeholder="输入后回车添加（字符串数组，随品牌下发）"
+                        class="topics-select"
+                      />
+                    </ElFormItem>
+                    <ElFormItem label="输入框占位" class="span-2">
+                      <ElInput
+                        v-model="form.placeholder"
+                        maxlength="200"
+                        placeholder="聊天输入框 placeholder 文案"
+                      />
+                    </ElFormItem>
+                    <ElFormItem label="WhatsApp">
+                      <ElInput v-model="form.whatsapp" placeholder="+8613900000000 或 wa.me 链接" />
+                    </ElFormItem>
+                    <ElFormItem label="邮箱 email">
+                      <ElInput v-model="form.email" placeholder="页脚展示邮箱" />
+                    </ElFormItem>
+                    <ElFormItem label="隐私政策 URL" class="span-2">
+                      <ElInput v-model="form.privacy_url" placeholder="https://example.com/privacy" />
+                    </ElFormItem>
+                  </div>
                 </ElForm>
 
-                <div class="save-bar">
+                <template #footer-left>
+                  <ElButton link type="primary" size="small" @click="onGroupSelect('versions')">
+                    出问题？回滚 →
+                  </ElButton>
+                </template>
+                <template #footer-right>
+                  <ElInput
+                    v-model="saveComment"
+                    maxlength="200"
+                    placeholder="备注（选填）"
+                    class="comment-input"
+                  />
                   <ElButton
                     type="primary"
                     :loading="saving"
                     :disabled="!configLoaded"
                     @click="onSave"
                   >
-                    保存品牌组（整组提交，热生效）
+                    保存
                   </ElButton>
-                </div>
-              </ElCard>
+                </template>
+                <template #danger>
+                  <ElButton
+                    size="small"
+                    type="danger"
+                    plain
+                    :loading="resetting"
+                    @click="onResetBrand"
+                  >
+                    重置出厂…
+                  </ElButton>
+                </template>
+              </ConfigCard>
 
               <!-- 右列：本地预览 + 嵌入代码 -->
               <div class="side-col">
                 <ElCard shadow="never" class="preview-card">
                   <template #header>
                     <div class="card-header">
-                      <span class="card-title">挂件预览</span>
+                      <div class="card-heading">
+                        <span class="card-title">挂件预览</span>
+                        <p class="card-subtitle">本地简化预览（真机效果以嵌入站点为准）</p>
+                      </div>
                       <span class="card-sub">本地简化模拟，随表单即时变化</span>
                     </div>
                   </template>
@@ -457,6 +470,7 @@
               :push-group="snapshot?.push"
               :ai-group="snapshot?.ai"
               @saved="onPaneSaved"
+              @navigate="onGroupSelect"
             />
           </div>
         </template>
@@ -494,11 +508,6 @@
             />
           </div>
         </template>
-
-        <!-- 其余组占位 -->
-        <ElCard v-else shadow="never" class="placeholder-card">
-          <ElEmpty :description="`${activeGroupLabel}——后续任务实装`" />
-        </ElCard>
       </div>
     </ElCard>
   </div>
@@ -515,6 +524,7 @@
     uploadBrandAvatar,
     type BrandGroupValue
   } from '@/api/config'
+  import ConfigCard from './ConfigCard.vue'
   import PromptsPane from './PromptsPane.vue'
   import WallPane from './WallPane.vue'
   import CredsPane from './CredsPane.vue'
@@ -575,12 +585,6 @@
     sub: '改坏了？这里一键回滚'
   }
 
-  /** 全部导航项扁平表（activeGroupLabel / 查找用） */
-  const ALL_NAV_ITEMS: NavItem[] = [
-    ...NAV_SECTIONS.flatMap((s) => s.items),
-    VERSIONS_NAV
-  ]
-
   /** 通用 JSON 组（终审 I-1：contact/engine/misc 走 JsonGroupPane 一份实现） */
   const JSON_GROUPS = new Set<GroupKey>(['contact', 'engine', 'misc'])
 
@@ -597,10 +601,6 @@
     activeGroup.value = index as GroupKey
   }
 
-  const activeGroupLabel = computed(
-    () => ALL_NAV_ITEMS.find((i) => i.key === activeGroup.value)?.label ?? ''
-  )
-
   // ---- 租户上下文（超管可切换；租户管理员固定自己——useTenantOptions 收拢） ----------------
 
   const authStore = useAuthStore()
@@ -1056,32 +1056,23 @@
   .form-card {
     flex: 1;
     min-width: 0;
+  }
 
-    .card-header {
-      display: flex;
-      align-items: baseline;
-      justify-content: space-between;
-      gap: 12px;
+  // 表单区双列 grid（span-2 = 独占整行：头像/多选/长文本）——与 CredsPane 同款规则
+  .form-grid {
+    display: grid;
+    grid-template-columns: 1fr 1fr;
+    column-gap: 16px;
 
-      .card-title {
-        font-weight: 600;
-      }
-
-      .card-sub {
-        font-size: 12px;
-        color: var(--art-gray-400);
-      }
-
-      // 头部右列：副标题 + 重置出厂小按钮（Task 7d）
-      .header-side {
-        display: flex;
-        align-items: center;
-        gap: 10px;
-        flex-shrink: 0;
-      }
+    .span-2 {
+      grid-column: span 2;
     }
   }
 
+  .comment-input {
+    width: 220px;
+  }
+
   .color-row {
     display: flex;
     gap: 8px;
@@ -1152,12 +1143,6 @@
     font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
   }
 
-  .save-bar {
-    display: flex;
-    justify-content: flex-end;
-    margin-top: 8px;
-  }
-
   // ---- 右列：预览 + 嵌入 --------------------------------------------------------------
 
   .side-col {
@@ -1179,6 +1164,13 @@
           font-weight: 600;
         }
 
+        // 预览卡标题下方副标题（Task 6——观感同 ConfigCard 的 cc-subtitle）
+        .card-subtitle {
+          margin: 2px 0 0;
+          font-size: 12px;
+          color: var(--art-gray-500, var(--el-text-color-secondary));
+        }
+
         .card-sub {
           font-size: 12px;
           color: var(--art-gray-400);
@@ -1373,10 +1365,6 @@
     color: var(--art-gray-400);
   }
 
-  .placeholder-card {
-    flex: 1;
-  }
-
   // ---- 提示词/词表 pane 容器（Task 7b） ------------------------------------------------
 
   .group-pane {