diff --git a/src/services/health.ts b/src/services/health.ts
index 6d9c99b..ccf32cd 100644
--- a/src/services/health.ts
+++ b/src/services/health.ts
@@ -175,6 +175,23 @@ export type HomeAssistantDeviceSwitchOutput = {
   message: string
 }
 
+export type HomeAssistantLightTransition = {
+  success: boolean
+  running: boolean
+  mode: 'none' | 'sleep' | 'wake'
+  brightnessPercent: number
+  targetPercent: number
+  message: string
+}
+
+export type HomeAssistantSpeakerDemo = {
+  audioUrl: string
+  speakerOnline: boolean
+  directPlaybackSupported: boolean
+  commandAccepted: boolean
+  message: string
+}
+
 export type HomeAssistantStatus = {
   connected: boolean
   message: string
@@ -236,6 +253,18 @@ export const healthApi = {
     http.post<never, HealthAssessmentOutput>('/api/health/assessment', payload),
   homeAssistantStatus: () =>
     http.get<never, HomeAssistantStatus>('/api/health/home-assistant/status'),
+  lightTransitionStatus: () =>
+    http.get<never, HomeAssistantLightTransition>('/api/health/home-assistant/lights/transition'),
+  startSleepLight: () =>
+    http.post<never, HomeAssistantLightTransition>('/api/health/home-assistant/lights/sleep'),
+  startWakeLight: () =>
+    http.post<never, HomeAssistantLightTransition>('/api/health/home-assistant/lights/wake'),
+  stopLightTransition: () =>
+    http.post<never, HomeAssistantLightTransition>('/api/health/home-assistant/lights/stop'),
+  speakerDemoStatus: () =>
+    http.get<never, HomeAssistantSpeakerDemo>('/api/health/home-assistant/speaker/demo'),
+  playSpeakerDemo: () =>
+    http.post<never, HomeAssistantSpeakerDemo>('/api/health/home-assistant/speaker/play-demo'),
   executeSleepScene: () =>
     http.post<never, HomeAssistantSceneResult>('/api/health/home-assistant/scenes/sleep'),
   executeAllOffScene: () =>
diff --git a/src/views/DashboardView.vue b/src/views/DashboardView.vue
index 6843374..92ddb1d 100644
--- a/src/views/DashboardView.vue
+++ b/src/views/DashboardView.vue
@@ -120,7 +120,7 @@ onMounted(load)
           </div>
           <div class="startup-param-badge">
             <span class="lbl">助眠灯光</span>
-            <strong>{{ dashboard?.sceneConfig?.lightBrightnessPercent || 20 }}% · {{ dashboard?.sceneConfig?.lightColorTemperatureKelvin || 2700 }}K</strong>
+            <strong>50%渐暗至关闭 · {{ dashboard?.sceneConfig?.lightColorTemperatureKelvin || 2700 }}K</strong>
           </div>
           <div class="startup-param-badge">
             <span class="lbl">助眠音箱</span>
diff --git a/src/views/DeviceControlView.vue b/src/views/DeviceControlView.vue
index f42efdf..83595c3 100644
--- a/src/views/DeviceControlView.vue
+++ b/src/views/DeviceControlView.vue
@@ -1,5 +1,5 @@
 <script setup lang="ts">
-import { computed, onMounted, reactive, ref } from 'vue'
+import { computed, onMounted, onUnmounted, reactive, ref } from 'vue'
 import { useRouter } from 'vue-router'
 import {
   Button as VanButton,
@@ -11,6 +11,8 @@ import {
 import {
   healthApi,
   type HomeAssistantDiscoveredDevice,
+  type HomeAssistantLightTransition,
+  type HomeAssistantSpeakerDemo,
   type HomeAssistantStatus
 } from '../services/health'
 
@@ -22,6 +24,12 @@ const settingParam = ref<string | null>(null)
 const switchingDeviceId = ref<string | null>(null)
 const lastUpdatedAt = ref('')
 const actionFeedback = ref<{ type: 'success' | 'fail'; message: string }>()
+const lightTransition = ref<HomeAssistantLightTransition>()
+const lightActionBusy = ref(false)
+const speakerDemo = ref<HomeAssistantSpeakerDemo>()
+const speakerDemoBusy = ref(false)
+let lightProgressTimer: ReturnType<typeof setInterval> | undefined
+let lightPolling = false
 
 const parameterLabels: Record<string, string> = {
   humidity: '目标湿度',
@@ -32,6 +40,13 @@ const parameterLabels: Record<string, string> = {
   color_temp: '灯光色温',
   volume: '音箱音量',
   speaker_sleep_mode: '音箱睡眠模式',
+  fragrance_duration: '出香时长',
+  fragrance_interval: '出香间隔',
+  fragrance_light: '香薰氛围灯',
+  fragrance_quick_release: '快速出香',
+  fragrance_auto_release: '人来增香',
+  fragrance_auto_light: '感应夜灯',
+  fragrance_light_auto_off: '氛围灯自动关闭',
   mattress_left_heating: '床垫左侧加热',
   mattress_right_heating: '床垫右侧加热',
   mattress_left_mode: '床垫左侧承托模式',
@@ -43,10 +58,12 @@ function setFeedback(type: 'success' | 'fail', message: string) {
 }
 
 const operationBusy = computed(() =>
-  loading.value || Boolean(sceneRunning.value) || Boolean(settingParam.value) || Boolean(switchingDeviceId.value)
+  loading.value || lightActionBusy.value || speakerDemoBusy.value || Boolean(sceneRunning.value) || Boolean(settingParam.value) || Boolean(switchingDeviceId.value)
 )
 
 const currentOperationText = computed(() => {
+  if (speakerDemoBusy.value) return '正在尝试播放示例音频…'
+  if (lightActionBusy.value) return '正在切换灯光渐变模式…'
   if (sceneRunning.value === 'sleep') return '正在启动全屋舒睡模式…'
   if (sceneRunning.value === 'all-off') return '正在关闭场景设备…'
   if (switchingDeviceId.value) return '正在同步设备开关状态…'
@@ -68,13 +85,21 @@ const localParams = reactive({
   dehumidifierUv: false,
 
   // 氛围灯
-  lightBrightness: 20,
+  lightBrightness: 50,
   lightColorTemp: 2700,
 
   // 音箱
   speakerVolume: 15,
   speakerSleepMode: true,
 
+  // 香薰机
+  fragranceDuration: 2,
+  fragranceInterval: 20,
+  fragranceLight: false,
+  fragranceAutoRelease: false,
+  fragranceAutoLight: false,
+  fragranceLightAutoOff: false,
+
   // 床垫
   mattressLeftHeating: 1,
   mattressRightHeating: 1,
@@ -116,10 +141,26 @@ async function loadStatus(notify = false) {
     if (volume !== undefined) localParams.speakerVolume = clamp(Math.round(volume * 100), 0, 100)
     localParams.speakerSleepMode = controls.speaker_sleep_mode?.state === 'on'
 
+    localParams.fragranceDuration = clamp(numberValue(controls.fragrance_duration?.state) ?? 2, 2, 6)
+    localParams.fragranceInterval = clamp(numberValue(controls.fragrance_interval?.state) ?? 20, 10, 20)
+    localParams.fragranceLight = controls.fragrance_light?.state === 'on'
+    localParams.fragranceAutoRelease = controls.fragrance_auto_release?.state === 'on'
+    localParams.fragranceAutoLight = controls.fragrance_auto_light?.state === 'on'
+    localParams.fragranceLightAutoOff = controls.fragrance_light_auto_off?.state === 'on'
+
     localParams.mattressLeftHeating = clamp(numberValue(controls.mattress_left_heating?.state) ?? 1, 0, 4)
     localParams.mattressRightHeating = clamp(numberValue(controls.mattress_right_heating?.state) ?? 1, 0, 4)
     if (controls.mattress_left_mode?.state) localParams.mattressLeftMode = controls.mattress_left_mode.state
     if (controls.mattress_right_mode?.state) localParams.mattressRightMode = controls.mattress_right_mode.state
+    await syncLightTransitionStatus()
+    try {
+      speakerDemo.value = await healthApi.speakerDemoStatus()
+    } catch (err) {
+      speakerDemo.value = {
+        audioUrl: '', speakerOnline: false, directPlaybackSupported: false, commandAccepted: false,
+        message: err instanceof Error ? err.message : '音箱能力检测失败'
+      }
+    }
     lastUpdatedAt.value = new Intl.DateTimeFormat('zh-CN', {
       hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false
     }).format(new Date())
@@ -136,6 +177,85 @@ async function loadStatus(notify = false) {
   }
 }
 
+async function syncLightTransitionStatus() {
+  const status = await healthApi.lightTransitionStatus()
+  lightTransition.value = status
+  if (status.running) {
+    localParams.lightBrightness = Math.max(1, status.brightnessPercent)
+    if (!lightProgressTimer) lightProgressTimer = setInterval(pollLightTransition, 5000)
+  } else if (lightProgressTimer) {
+    clearInterval(lightProgressTimer)
+    lightProgressTimer = undefined
+  }
+}
+
+async function pollLightTransition() {
+  if (lightPolling) return
+  lightPolling = true
+  try {
+    const wasRunning = lightTransition.value?.running
+    await syncLightTransitionStatus()
+    if (wasRunning && !lightTransition.value?.running) {
+      await loadStatus()
+      if (lightTransition.value?.message) {
+        setFeedback(lightTransition.value.success ? 'success' : 'fail', lightTransition.value.message)
+      }
+    }
+  } catch (err) {
+    setFeedback('fail', err instanceof Error ? err.message : '灯光状态刷新失败')
+  } finally {
+    lightPolling = false
+  }
+}
+
+async function controlLightTransition(action: 'sleep' | 'wake' | 'stop') {
+  lightActionBusy.value = true
+  const loadingToast = showLoadingToast({
+    message: action === 'sleep' ? '正在启动助眠渐暗…' : action === 'wake' ? '正在启动晨起唤醒…' : '正在停止灯光渐变…',
+    forbidClick: true,
+    duration: 0
+  })
+  try {
+    const result = action === 'sleep'
+      ? await healthApi.startSleepLight()
+      : action === 'wake'
+        ? await healthApi.startWakeLight()
+        : await healthApi.stopLightTransition()
+    if (!result.success) throw new Error(result.message)
+    lightTransition.value = result
+    await loadStatus()
+    setFeedback('success', result.message)
+    showSuccessToast(result.message)
+  } catch (err) {
+    const message = err instanceof Error ? err.message : '灯光操作失败'
+    setFeedback('fail', message)
+    showFailToast(message)
+  } finally {
+    loadingToast.close()
+    lightActionBusy.value = false
+  }
+}
+
+async function tryPlaySpeakerDemo() {
+  if (!speakerDemo.value?.directPlaybackSupported || operationBusy.value) return
+  speakerDemoBusy.value = true
+  const loadingToast = showLoadingToast({ message: '正在尝试投放到音箱…', forbidClick: true, duration: 0 })
+  try {
+    const result = await healthApi.playSpeakerDemo()
+    speakerDemo.value = result
+    if (!result.commandAccepted) throw new Error(result.message)
+    setFeedback('success', result.message)
+    showSuccessToast('指令已发送，请确认音箱实际出声')
+  } catch (err) {
+    const message = err instanceof Error ? err.message : '投放失败'
+    setFeedback('fail', message)
+    showFailToast(message)
+  } finally {
+    loadingToast.close()
+    speakerDemoBusy.value = false
+  }
+}
+
 // 查找具体设备
 const dehumidifierDevice = computed(() =>
   haStatus.value?.devices.find(d => d.category === 'EnvironmentControl')
@@ -313,6 +433,10 @@ function handleBack() {
 onMounted(() => {
   loadStatus()
 })
+
+onUnmounted(() => {
+  if (lightProgressTimer) clearInterval(lightProgressTimer)
+})
 </script>
 
 <template>
@@ -509,10 +633,24 @@ onMounted(() => {
         </div>
 
         <div class="params-body">
+          <div class="light-mode-panel">
+            <div>
+              <strong v-if="lightTransition?.running">
+                {{ lightTransition.mode === 'wake' ? '晨起唤醒中' : '助眠渐暗中' }} · {{ lightTransition.brightnessPercent }}%
+              </strong>
+              <strong v-else>渐变灯光</strong>
+              <small>{{ lightTransition?.message || '开灯从50%逐渐变暗；晨起从当前亮度逐渐变亮至70%' }}</small>
+            </div>
+            <div class="light-mode-actions">
+              <button type="button" :disabled="operationBusy || !lightDevice.online" @click="controlLightTransition('sleep')">🌙 开始助眠渐暗</button>
+              <button type="button" :disabled="operationBusy || !lightDevice.online" @click="controlLightTransition('wake')">🌅 晨起唤醒</button>
+              <button v-if="lightTransition?.running" type="button" :disabled="operationBusy" @click="controlLightTransition('stop')">停止渐变</button>
+            </div>
+          </div>
           <!-- 亮度滑块 -->
           <div class="param-row">
             <div class="param-header">
-              <span class="p-title">助眠灯光亮度</span>
+              <span class="p-title">灯光亮度</span>
               <strong class="p-val">{{ localParams.lightBrightness }}%</strong>
             </div>
             <VanSlider
@@ -577,6 +715,17 @@ onMounted(() => {
         </div>
 
         <div class="params-body">
+          <div class="speaker-demo-panel">
+            <strong>OSS 音频播放 Demo</strong>
+            <small>先在手机试听，再检测能否投放到 Sound Pro。</small>
+            <audio v-if="speakerDemo?.audioUrl" controls preload="none" :src="speakerDemo.audioUrl">
+              当前浏览器不支持播放音频
+            </audio>
+            <p>{{ speakerDemo?.message || '正在检测音箱播放能力…' }}</p>
+            <button type="button" :disabled="operationBusy || !speakerDemo?.directPlaybackSupported" @click="tryPlaySpeakerDemo">
+              {{ speakerDemo?.directPlaybackSupported ? '尝试音箱播放' : '当前音箱集成暂不支持投放' }}
+            </button>
+          </div>
           <!-- 音量滑块 -->
           <div class="param-row">
             <div class="param-header">
@@ -640,8 +789,103 @@ onMounted(() => {
 
         <div class="params-body">
           <div class="param-row">
-            <span class="p-title">当前可控能力</span>
-            <p class="p-tip">当前 Home Assistant 集成仅提供香氛机开关与氛围灯控制；浓度请在米家设备端预设。</p>
+            <div class="param-header">
+              <span class="p-title">单次出香时长</span>
+              <strong class="p-val">{{ localParams.fragranceDuration }} 秒</strong>
+            </div>
+            <VanSlider
+              v-model="localParams.fragranceDuration"
+              :min="2"
+              :max="6"
+              :step="1"
+              :disabled="operationBusy"
+              @change="applyParam(fragranceDevice.deviceId, 'fragrance_duration', localParams.fragranceDuration)"
+            />
+            <div class="range-labels"><span>2 秒</span><span>4 秒</span><span>6 秒</span></div>
+          </div>
+
+          <div class="param-row">
+            <div class="param-header">
+              <span class="p-title">自动出香间隔</span>
+              <strong class="p-val">{{ localParams.fragranceInterval }} 分钟</strong>
+            </div>
+            <VanSlider
+              v-model="localParams.fragranceInterval"
+              :min="10"
+              :max="20"
+              :step="5"
+              :disabled="operationBusy"
+              @change="applyParam(fragranceDevice.deviceId, 'fragrance_interval', localParams.fragranceInterval)"
+            />
+            <div class="range-labels"><span>10 分钟</span><span>15 分钟</span><span>20 分钟</span></div>
+          </div>
+
+          <div class="param-row inline-row">
+            <div>
+              <div class="p-title">香薰氛围灯</div>
+              <small class="p-tip">与香薰释放独立控制</small>
+            </div>
+            <button
+              class="mini-toggle"
+              :class="{ active: localParams.fragranceLight }"
+              :disabled="operationBusy"
+              @click="localParams.fragranceLight = !localParams.fragranceLight; applyParam(fragranceDevice.deviceId, 'fragrance_light', localParams.fragranceLight)"
+            >{{ localParams.fragranceLight ? '已开启' : '已关闭' }}</button>
+          </div>
+
+          <div class="param-row inline-row">
+            <div>
+              <div class="p-title">人来增香</div>
+              <small class="p-tip">检测到有人活动时自动增香</small>
+            </div>
+            <button
+              class="mini-toggle"
+              :class="{ active: localParams.fragranceAutoRelease }"
+              :disabled="operationBusy"
+              @click="localParams.fragranceAutoRelease = !localParams.fragranceAutoRelease; applyParam(fragranceDevice.deviceId, 'fragrance_auto_release', localParams.fragranceAutoRelease)"
+            >{{ localParams.fragranceAutoRelease ? '已开启' : '已关闭' }}</button>
+          </div>
+
+          <div class="param-row inline-row">
+            <div>
+              <div class="p-title">感应夜灯</div>
+              <small class="p-tip">有人移动时自动开启柔光</small>
+            </div>
+            <button
+              class="mini-toggle"
+              :class="{ active: localParams.fragranceAutoLight }"
+              :disabled="operationBusy"
+              @click="localParams.fragranceAutoLight = !localParams.fragranceAutoLight; applyParam(fragranceDevice.deviceId, 'fragrance_auto_light', localParams.fragranceAutoLight)"
+            >{{ localParams.fragranceAutoLight ? '已开启' : '已关闭' }}</button>
+          </div>
+
+          <div class="param-row inline-row">
+            <div>
+              <div class="p-title">无人时自动关灯</div>
+              <small class="p-tip">关闭时氛围灯保持常亮</small>
+            </div>
+            <button
+              class="mini-toggle"
+              :class="{ active: localParams.fragranceLightAutoOff }"
+              :disabled="operationBusy"
+              @click="localParams.fragranceLightAutoOff = !localParams.fragranceLightAutoOff; applyParam(fragranceDevice.deviceId, 'fragrance_light_auto_off', localParams.fragranceLightAutoOff)"
+            >{{ localParams.fragranceLightAutoOff ? '已开启' : '已关闭' }}</button>
+          </div>
+
+          <div class="param-row inline-row">
+            <div>
+              <div class="p-title">立即出香</div>
+              <small class="p-tip">手动触发一次当前时长的香氛释放</small>
+            </div>
+            <VanButton
+              size="small"
+              round
+              plain
+              color="#0c5045"
+              :loading="settingParam === `${fragranceDevice.deviceId}_fragrance_quick_release`"
+              :disabled="operationBusy"
+              @click="applyParam(fragranceDevice.deviceId, 'fragrance_quick_release', true)"
+            >快速出香</VanButton>
           </div>
         </div>
       </section>
@@ -1123,6 +1367,76 @@ onMounted(() => {
   line-height: 1.55;
 }
 
+.light-mode-panel {
+  padding: 12px;
+  border-radius: 12px;
+  background: #fff8ec;
+  border: 1px solid #f2e3c7;
+}
+
+.light-mode-panel strong,
+.light-mode-panel small {
+  display: block;
+}
+
+.light-mode-panel strong {
+  color: #684b24;
+  font-size: 13px;
+}
+
+.light-mode-panel small {
+  margin-top: 4px;
+  color: #8b7759;
+  font-size: 11px;
+  line-height: 1.5;
+}
+
+.light-mode-actions {
+  display: flex;
+  gap: 8px;
+  margin-top: 11px;
+}
+
+.light-mode-actions button {
+  flex: 1;
+  padding: 8px 10px;
+  border: 1px solid #dab989;
+  border-radius: 9px;
+  background: #fff;
+  color: #795320;
+  font-size: 12px;
+  font-weight: 600;
+  cursor: pointer;
+}
+
+.light-mode-actions button:disabled {
+  opacity: 0.5;
+  cursor: not-allowed;
+}
+
+.speaker-demo-panel {
+  padding: 13px;
+  border-radius: 12px;
+  background: #f3f8f7;
+  border: 1px solid #d9e9e5;
+}
+
+.speaker-demo-panel strong,
+.speaker-demo-panel small,
+.speaker-demo-panel audio {
+  display: block;
+}
+
+.speaker-demo-panel strong { font-size: 13px; color: #174d44; }
+.speaker-demo-panel small { margin-top: 4px; color: #647b75; font-size: 11px; }
+.speaker-demo-panel audio { width: 100%; margin-top: 10px; height: 38px; }
+.speaker-demo-panel p { margin: 10px 0; color: #526a64; font-size: 11px; line-height: 1.5; }
+.speaker-demo-panel button {
+  width: 100%; padding: 9px 10px; border: 0; border-radius: 9px;
+  background: #0c5045; color: #fff; font-size: 12px; font-weight: 600;
+}
+.speaker-demo-panel button:disabled { background: #b8c5c1; }
+
 /* 滑块样式：左右各预留 10px 间距，使滑块在 0% 和 100% 端点时，外凸的圆形按钮完整居中且不被裁剪 */
 .param-row :deep(.van-slider) {
   margin: 10px 10px 14px 10px;