修复导览楼层默认进入与模型复位状态

tests/unit/IndexPoiSearchFlow.spec.ts

@@ -94,7 +94,7 @@ const GuideMapShellStub = defineComponent({
     visiblePoiIds: { type: Array, default: null },
     targetFocusRequest: { type: Object, default: null }
   },
-  emits: ['floor-change', 'poi-click', 'selection-clear'],
+  emits: ['floor-change', 'poi-click', 'selection-clear', 'indoor-view-change'],
   setup() {
     onMounted(() => {
       testState.mapMountCount += 1
@@ -363,6 +363,25 @@ describe('首页搜索与地图闭环', () => {
     expect(map.props('visiblePoiIds')).toEqual(categoryContext.visiblePoiIds)
   })
 
+  it('楼层数据按高到低返回时，首次进入仍将 1F 作为自动缩放的默认目标', async () => {
+    const originalFloors = [...floors]
+    floors.splice(0, floors.length,
+      { id: 'L5', label: '5F', order: 5 },
+      { id: 'L2', label: '2F', order: 2 },
+      { id: 'L1', label: '1F', order: 1 }
+    )
+
+    try {
+      const wrapper = await mountIndex()
+      const map = wrapper.getComponent(GuideMapShellStub)
+
+      expect(map.props('activeFloor')).toBe('L1')
+      expect(wrapper.getComponent(PoiSearchPanelStub).props('currentFloorId')).toBe('L1')
+    } finally {
+      floors.splice(0, floors.length, ...originalFloors)
+    }
+  })
+
   it('分类结果进入详情后恢复目标楼层标准视图', async () => {
     const wrapper = await mountIndex()
     const search = wrapper.getComponent(PoiSearchPanelStub)
@@ -606,6 +625,74 @@ describe('首页搜索与地图闭环', () => {
     await wrapper.vm.$nextTick()
     expect(wrapper.getComponent(PoiSearchPanelStub).exists()).toBe(true)
     expect(testState.searchMountCount).toBe(1)
+    expect(testState.resetToViewBaselineCalls).toHaveLength(0)
+  })
+
+  it('直接点选普通设施后展开并关闭卡片，恢复该楼层视觉基线且不重挂载地图', async () => {
+    const wrapper = await mountIndex()
+    const map = wrapper.getComponent(GuideMapShellStub)
+
+    map.vm.$emit('poi-click', {
+      ...poi,
+      primaryCategory: 'restroom',
+      primaryCategoryZh: '卫生间'
+    })
+    await wrapper.vm.$nextTick()
+
+    expect(wrapper.find('.poi-card-collapsed').exists()).toBe(true)
+    await wrapper.find('.poi-card-collapsed').trigger('tap')
+    await wrapper.vm.$nextTick()
+    await wrapper.find('.poi-card-close').trigger('tap')
+    await flushPromises()
+
+    expect(testState.resetToViewBaselineCalls).toEqual([{
+      view: 'floor',
+      floorId: poi.floorId,
+      reason: 'floor-reset'
+    }])
+    expect(wrapper.find('.guide-poi-card').exists()).toBe(false)
+    expect(map.props('visiblePoiIds')).toBeNull()
+    expect(map.props('targetFocusRequest')).toBeNull()
+    expect(testState.mapMountCount).toBe(1)
+    expect(testState.mapUnmountCount).toBe(0)
+  })
+
+  it('直接点选展厅后关闭卡片，复用楼层基线复位而非详情返回语义', async () => {
+    const wrapper = await mountIndex()
+    const map = wrapper.getComponent(GuideMapShellStub)
+
+    map.vm.$emit('poi-click', {
+      ...poi,
+      kind: 'hall',
+      primaryCategory: 'exhibition_hall',
+      primaryCategoryZh: '展厅'
+    })
+    await wrapper.vm.$nextTick()
+
+    expect(wrapper.find('.poi-card-close').exists()).toBe(true)
+    await wrapper.find('.poi-card-close').trigger('tap')
+    await flushPromises()
+
+    expect(testState.resetToViewBaselineCalls).toEqual([{
+      view: 'floor',
+      floorId: poi.floorId,
+      reason: 'floor-reset'
+    }])
+    expect(wrapper.find('.guide-poi-card').exists()).toBe(false)
+    expect(testState.mapMountCount).toBe(1)
+    expect(testState.mapUnmountCount).toBe(0)
+  })
+
+  it('renderer 清选和返回建筑外观不会触发楼层复位', async () => {
+    const wrapper = await mountIndex()
+    const map = wrapper.getComponent(GuideMapShellStub)
+
+    map.vm.$emit('poi-click', { ...poi, primaryCategory: 'restroom' })
+    map.vm.$emit('selection-clear')
+    map.vm.$emit('indoor-view-change', 'overview')
+    await wrapper.vm.$nextTick()
+
+    expect(testState.resetToViewBaselineCalls).toHaveLength(0)
   })
 
   it('单结果分类写入 resultCount=1，主动取消恢复默认标记并清除目标', async () => {