diff --git a/README.md b/README.md
index 33ec1f2..2fc8687 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ flutter pub run build_runner build --delete-conflicting-outputs~
 ## flutter打包
 
 ```
-flutter build apk --build-name 1.3.2 --build-number 132
+flutter build apk --build-name 1.3.5 --build-number 135
 --build-name为版本号(展示)
 --build-number为版本号(内部比较)
 ```
diff --git a/android/app/src/main/java/io/flutter/plugins/facediscern/session/FacePreviewRenderer.java b/android/app/src/main/java/io/flutter/plugins/facediscern/session/FacePreviewRenderer.java
index a6cdda5..af787a7 100644
--- a/android/app/src/main/java/io/flutter/plugins/facediscern/session/FacePreviewRenderer.java
+++ b/android/app/src/main/java/io/flutter/plugins/facediscern/session/FacePreviewRenderer.java
@@ -20,6 +20,7 @@ import java.nio.ByteOrder;
 import java.nio.FloatBuffer;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
 import java.util.concurrent.atomic.AtomicLong;
 
 import io.flutter.view.TextureRegistry;
@@ -65,6 +66,13 @@ final class FacePreviewRenderer implements SurfaceTexture.OnFrameAvailableListen
     private Handler renderHandler;
     private final Object lock = new Object();
     private final Map<Long, OutputTarget> outputs = new HashMap<>();
+
+    /**
+     * 当前主、副 Flutter Engine 实际持有的预览输出数量。
+     * Camera 回调线程只读取该原子值，不跨线程直接访问渲染线程拥有的 outputs。
+     */
+    private final AtomicInteger activeOutputCount = new AtomicInteger();
+
     private final float[] textureMatrix = new float[16];
 
     private EGLDisplay eglDisplay = EGL14.EGL_NO_DISPLAY;
@@ -127,6 +135,7 @@ final class FacePreviewRenderer implements SurfaceTexture.OnFrameAvailableListen
                 throw new IllegalStateException("无法创建 Flutter 人脸预览 EGLSurface");
             }
             outputs.put(outputId, new OutputTarget(entry, surface, eglSurface));
+            activeOutputCount.set(outputs.size());
             Log.i(TAG, "预览输出已添加 outputId=" + outputId + ";flutterTextureId=" + entry.id() + ";outputCount=" + outputs.size());
         });
         return outputId;
@@ -138,6 +147,15 @@ final class FacePreviewRenderer implements SurfaceTexture.OnFrameAvailableListen
         handler.post(() -> releaseOutput(outputId));
     }
 
+    /**
+     * 判断是否仍有界面需要实时人脸框。
+     *
+     * @return 主屏或副屏至少持有一个有效 Texture 输出时返回 true
+     */
+    boolean hasActiveOutputs() {
+        return activeOutputCount.get() > 0;
+    }
+
     /**
      * 成功后继续保留 Camera 热资源，只暂停向主副屏 Texture 提交新帧。
      * 这样界面会停在通过阈值的最后一帧，下一位顾客开始时再恢复，不需要重新开 Camera。
@@ -311,6 +329,7 @@ final class FacePreviewRenderer implements SurfaceTexture.OnFrameAvailableListen
     private void releaseOutput(long outputId) {
         OutputTarget output = outputs.remove(outputId);
         if (output == null) return;
+        activeOutputCount.set(outputs.size());
         if (eglDisplay != EGL14.EGL_NO_DISPLAY && output.eglSurface != EGL14.EGL_NO_SURFACE) {
             EGL14.eglDestroySurface(eglDisplay, output.eglSurface);
         }
@@ -331,6 +350,7 @@ final class FacePreviewRenderer implements SurfaceTexture.OnFrameAvailableListen
         if (released) return;
         released = true;
         for (Long textureId : outputs.keySet().toArray(new Long[0])) releaseOutput(textureId);
+        activeOutputCount.set(0);
         if (cameraTexture != null) {
             cameraTexture.setOnFrameAvailableListener(null);
             cameraTexture.release();
diff --git a/android/app/src/main/java/io/flutter/plugins/facediscern/session/FaceRecognitionSessionManager.java b/android/app/src/main/java/io/flutter/plugins/facediscern/session/FaceRecognitionSessionManager.java
index 42c2658..92ad0f1 100644
--- a/android/app/src/main/java/io/flutter/plugins/facediscern/session/FaceRecognitionSessionManager.java
+++ b/android/app/src/main/java/io/flutter/plugins/facediscern/session/FaceRecognitionSessionManager.java
@@ -9,6 +9,7 @@ import android.graphics.SurfaceTexture;
 import android.hardware.Camera;
 import android.os.Handler;
 import android.os.Looper;
+import android.os.SystemClock;
 import android.util.Log;
 import android.view.Surface;
 import android.view.WindowManager;
@@ -45,8 +46,19 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
     private static final long WARM_TIMEOUT_MS = 20L * 60L * 1000L;
     private static final int TARGET_WIDTH = 1280;
     private static final int TARGET_HEIGHT = 720;
+
+    /** 人脸框事件的最小发送间隔，避免主副屏因高频 Map 消息持续重建。 */
     private static final long FACE_BOX_THROTTLE_MS = 100L;
 
+    /**
+     * 虹软在运动模糊或角度变化时允许的短暂漏检时间。
+     * 每张脸分别保留最近坐标，连续漏检超时后才确认该人员已经离开。
+     */
+    private static final long FACE_BOX_MISS_GRACE_MS = 600L;
+
+    /** 结果展示期仅做人脸检测的最小帧间隔，限制热预览的 CPU 消耗。 */
+    private static final long PREVIEW_ONLY_DETECTION_INTERVAL_MS = 100L;
+
     public enum State {
         COLD("cold"),
         INITIALIZING("initializing"),
@@ -87,6 +99,8 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         thread.setPriority(Thread.NORM_PRIORITY + 1);
         return thread;
     });
+
+    /** Camera 回调是否已有唯一帧任务在执行或排队，由成功取得 CAS 的任务负责释放。 */
     private final AtomicBoolean frameInFlight = new AtomicBoolean(false);
     private final CopyOnWriteArrayList<Listener> listeners = new CopyOnWriteArrayList<>();
     private final Object sessionLock = new Object();
@@ -105,8 +119,20 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
     private String activeScene;
     private Listener activeOwner;
     private long revision;
+
+    /** 进程生命周期内单调递增的事件序号，用于主副屏丢弃跨业务会话迟到的状态。 */
+    private long eventSequence;
+
     private long sessionGeneration;
     private long lastFaceBoxEmitAt;
+
+    /** 结果展示期最近一次提交“仅检测”任务的时间戳，单位为毫秒。 */
+    private long lastPreviewOnlyDetectionAt;
+
+    /** 每个虹软跟踪编号最近一次真实检测到的时间戳，使用单调时钟且单位为毫秒。 */
+    private Map<Integer, Long> lastFaceBoxSeenAt = new HashMap<>();
+
+    /** 当前向 Flutter 展示的人脸框，包含真实检测框和仍在漏检宽限内的单人缓存。 */
     private List<Map<String, Object>> lastFaceBoxes = new ArrayList<>();
     private boolean recognitionConfigurationDirty;
     private Handler warmReleaseHandler = new Handler(Looper.getMainLooper());
@@ -189,7 +215,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
             revision = 0;
             state = State.INITIALIZING;
             reloadConfiguration = recognitionConfigurationDirty;
-            emitState("正在启动摄像头", null, null);
+            emitState("正在启动摄像头", recentFaceBoxesLocked(SystemClock.elapsedRealtime()), null);
         }
         try {
             // 保存配置时不打断上一位顾客；下一次 Session 启动前再重建引擎并读取新值。
@@ -213,7 +239,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
                 throw new IllegalStateException("当前人脸会话已结束");
             }
             state = State.DETECTING;
-            emitState("请正对摄像头", null, null);
+            emitState("请正对摄像头", recentFaceBoxesLocked(SystemClock.elapsedRealtime()), null);
             Log.i(TAG, "人脸会话进入识别状态 sessionId=" + sessionId);
             return snapshot();
         }
@@ -223,7 +249,10 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         synchronized (sessionLock) {
             ensureOwner(sessionId);
             state = State.INITIALIZING;
-            emitState(warmResourcesReady ? "正在重置识别状态" : "正在重新启动摄像头", null, null);
+            emitState(
+                    warmResourcesReady ? "正在重置识别状态" : "正在重新启动摄像头",
+                    recentFaceBoxesLocked(SystemClock.elapsedRealtime()),
+                    null);
         }
         try {
             ensureWarmResources();
@@ -241,7 +270,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         synchronized (sessionLock) {
             ensureOwner(sessionId);
             state = State.DETECTING;
-            emitState("请调整位置后重新识别", null, null);
+            emitState("请调整位置后重新识别", recentFaceBoxesLocked(SystemClock.elapsedRealtime()), null);
             return snapshot();
         }
     }
@@ -252,6 +281,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
             if (activeSessionId == null) return snapshot();
             if (sessionId != null && !sessionId.isEmpty() && !Objects.equals(activeSessionId, sessionId)) return snapshot();
             state = State.CANCELLED;
+            clearFaceBoxCacheLocked();
             emitState(message == null ? "已取消人脸识别" : message, null, null);
             processorToStop = detachActiveSession();
         }
@@ -266,14 +296,23 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         }
     }
 
+    /**
+     * 结束当前业务识别但保留热 Camera，并恢复 Texture 的实时帧提交。
+     *
+     * <p>成功回调会冻结最后一帧供独立弹框确认；调用方结束 Session 后必须解冻，
+     * 持续查询页面才能在十秒菜单展示期继续显示实时画面，同时又不处理下一位人脸。</p>
+     */
     public Map<String, Object> finishRecognition(String sessionId) {
         FaceDiscernViewModel processorToStop;
+        FacePreviewRenderer renderer;
         synchronized (sessionLock) {
             if (activeSessionId == null) return snapshot();
             if (sessionId != null && !sessionId.isEmpty() && !Objects.equals(activeSessionId, sessionId)) return snapshot();
             processorToStop = detachActiveSession();
+            renderer = previewRenderer;
         }
         stopProcessor(processorToStop);
+        if (renderer != null) renderer.setFrozen(false);
         if (isRecognitionConfigurationDirty()) {
             releaseResources(true, true);
         } else {
@@ -297,9 +336,16 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         }
     }
 
+    /**
+     * 返回当前原生资源和业务会话快照；检测、成功及热预览状态会附带可继续展示的人脸框。
+     *
+     * @return 可供 MethodChannel 或新 EventChannel 订阅者立即渲染的完整状态
+     */
     public Map<String, Object> getState() {
         synchronized (sessionLock) {
-            return snapshot();
+            Map<String, Object> result = snapshot();
+            result.put("faceBoxes", currentStateFaceBoxesLocked(SystemClock.elapsedRealtime()));
+            return result;
         }
     }
 
@@ -429,15 +475,43 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
                 displayOrientation, info.facing, mirror, true, true));
     }
 
+    /**
+     * 接收 Camera1 的 NV21 回调，并按当前会话状态提交识别或仅检测任务。
+     * 未被选中的帧会立即归还 Camera 缓冲区，避免高频回调积压。
+     *
+     * @param data Camera1 复用的 NV21 帧缓冲区
+     * @param callbackCamera 产生该帧的 Camera 实例
+     */
     @Override
     @SuppressWarnings("deprecation")
     public void onPreviewFrame(byte[] data, Camera callbackCamera) {
         if (data == null || callbackCamera == null) return;
-        boolean recognize;
+        boolean recognize = false;
+        boolean previewOnly = false;
+        FaceDiscernViewModel frameProcessor = null;
+        Camera.Size framePreviewSize = null;
+        long frameGeneration = 0L;
+        long now = SystemClock.elapsedRealtime();
         synchronized (sessionLock) {
-            recognize = state == State.DETECTING && activeSessionId != null && processor != null;
+            // Camera、处理器和业务代次必须在入队时固定，禁止上一轮已经回调的 NV21 帧跨轮次进入新会话。
+            if (callbackCamera == camera && processor != null && previewSize != null) {
+                recognize = state == State.DETECTING && activeSessionId != null;
+                previewOnly = !recognize
+                        && state == State.WARM_IDLE
+                        && activeSessionId == null
+                        && warmResourcesReady
+                        && previewRenderer != null
+                        && previewRenderer.hasActiveOutputs()
+                        && now - lastPreviewOnlyDetectionAt >= PREVIEW_ONLY_DETECTION_INTERVAL_MS;
+                if (recognize || previewOnly) {
+                    frameProcessor = processor;
+                    framePreviewSize = previewSize;
+                    frameGeneration = sessionGeneration;
+                }
+                if (previewOnly) lastPreviewOnlyDetectionAt = now;
+            }
         }
-        if (!recognize || !frameInFlight.compareAndSet(false, true)) {
+        if ((!recognize && !previewOnly) || !frameInFlight.compareAndSet(false, true)) {
             try {
                 callbackCamera.addCallbackBuffer(data);
             } catch (RuntimeException ignored) {
@@ -445,10 +519,22 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
             return;
         }
         try {
+            final boolean doRecognize = recognize;
+            final FaceDiscernViewModel expectedProcessor = frameProcessor;
+            final Camera.Size expectedPreviewSize = framePreviewSize;
+            final long expectedGeneration = frameGeneration;
             recognitionExecutor.execute(() -> {
                 try {
-                    processFrame(data);
+                    processFrame(
+                            data,
+                            doRecognize,
+                            callbackCamera,
+                            expectedProcessor,
+                            expectedPreviewSize,
+                            expectedGeneration);
                 } finally {
+                    // 只有成功取得 CAS 的任务可以释放标记，状态切换不得提前清零并让第二帧并发入队。
+                    frameInFlight.set(false);
                     try {
                         callbackCamera.addCallbackBuffer(data);
                     } catch (RuntimeException ignored) {
@@ -464,77 +550,213 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         }
     }
 
-    private void processFrame(byte[] data) {
-        FaceDiscernViewModel currentProcessor;
-        long frameGeneration;
-        synchronized (sessionLock) {
-            if (state != State.DETECTING || activeSessionId == null || processor == null) {
-                frameInFlight.set(false);
-                return;
-            }
-            currentProcessor = processor;
-            frameGeneration = sessionGeneration;
-        }
+    /**
+     * 处理识别帧或热预览检测帧；两种模式复用同一执行器和处理锁，禁止并发调用虹软引擎。
+     *
+     * @param data        Camera1 回传的 NV21 原始帧
+     * @param doRecognize true 时允许特征比对；false 时只获取人脸坐标用于画框
+     * @param expectedCamera 帧入队时所属的 Camera，冷重启后必须与当前实例一致
+     * @param expectedProcessor 帧入队时所属的虹软处理器
+     * @param expectedPreviewSize 帧入队时使用的 NV21 尺寸
+     * @param expectedGeneration 帧入队时所属的业务会话代次
+     */
+    private void processFrame(
+            byte[] data,
+            boolean doRecognize,
+            Camera expectedCamera,
+            FaceDiscernViewModel expectedProcessor,
+            Camera.Size expectedPreviewSize,
+            long expectedGeneration) {
         try {
-            List<FacePreviewInfo> faces;
+            List<Map<String, Object>> boxes;
             synchronized (processorLock) {
-                if (!isCurrentDetectingProcessor(currentProcessor, frameGeneration)) return;
-                faces = currentProcessor.onPreviewFrame(data, true);
+                if (!isCurrentFrameProcessor(
+                        expectedCamera,
+                        expectedProcessor,
+                        expectedGeneration,
+                        doRecognize)) return;
+                List<FacePreviewInfo> faces = expectedProcessor.onPreviewFrame(data, doRecognize);
+                // FaceHelper 返回内部可变列表；必须在处理锁内复制坐标和状态，避免 finish/start 清理列表时产生空框或并发遍历。
+                boxes = buildFaceBoxes(faces, expectedPreviewSize, expectedProcessor);
             }
-            emitFaceBoxes(faces, frameGeneration);
+            emitFaceBoxes(boxes, expectedGeneration, doRecognize);
         } catch (Exception error) {
             Log.e(TAG, "处理人脸预览帧失败", error);
-            handleFatalFailure("人脸识别引擎异常，请重试", "RECOGNITION_ENGINE_ERROR", frameGeneration);
-        } finally {
-            frameInFlight.set(false);
+            handleFatalFailure("人脸识别引擎异常，请重试", "RECOGNITION_ENGINE_ERROR", expectedGeneration);
         }
     }
 
-    private boolean isCurrentDetectingProcessor(FaceDiscernViewModel expectedProcessor, long expectedGeneration) {
+    /**
+     * 判断当前状态是否允许处理指定模式的 Camera 帧；调用方必须持有 sessionLock。
+     *
+     * @param doRecognize true 表示业务识别帧，false 表示结果期热预览检测帧
+     * @return 当前处理器、会话与预览输出均仍有效时返回 true
+     */
+    private boolean canProcessFrameLocked(boolean doRecognize) {
+        if (doRecognize) {
+            return state == State.DETECTING && activeSessionId != null;
+        }
+        return state == State.WARM_IDLE
+                && activeSessionId == null
+                && warmResourcesReady
+                && previewRenderer != null
+                && previewRenderer.hasActiveOutputs();
+    }
+
+    /**
+     * 在耗时检测前二次校验处理器与会话代次，防止 finish/start 过渡帧串入新状态。
+     *
+     * @param expectedCamera 任务创建时持有的 Camera
+     * @param expectedProcessor 任务创建时持有的虹软处理器
+     * @param expectedGeneration 任务创建时的业务会话代次
+     * @param doRecognize true 表示业务识别，false 表示仅检测
+     * @return 任务仍属于当前状态时返回 true
+     */
+    private boolean isCurrentFrameProcessor(
+            Camera expectedCamera,
+            FaceDiscernViewModel expectedProcessor,
+            long expectedGeneration,
+            boolean doRecognize) {
         synchronized (sessionLock) {
-            return processor == expectedProcessor
+            return camera == expectedCamera
+                    && processor == expectedProcessor
                     && sessionGeneration == expectedGeneration
-                    && state == State.DETECTING
-                    && activeSessionId != null;
+                    && canProcessFrameLocked(doRecognize);
         }
     }
 
-    private void emitFaceBoxes(List<FacePreviewInfo> faces, long frameGeneration) {
-        long now = System.currentTimeMillis();
-        if (now - lastFaceBoxEmitAt < FACE_BOX_THROTTLE_MS) return;
-        lastFaceBoxEmitAt = now;
+    /**
+     * 将虹软当前帧结果复制为 Flutter 通道使用的归一化框。
+     * 相似度和活体状态只决定颜色与标签，不参与框的过滤。
+     *
+     * @param faces 虹软当前帧检测到的全部人脸
+     * @param currentPreviewSize NV21 原始预览尺寸
+     * @param currentProcessor 当前虹软处理器，用于读取最近识别状态
+     * @return 与内部 FaceHelper 列表生命周期无关的人脸框快照
+     */
+    private List<Map<String, Object>> buildFaceBoxes(
+            List<FacePreviewInfo> faces,
+            Camera.Size currentPreviewSize,
+            FaceDiscernViewModel currentProcessor) {
         List<Map<String, Object>> boxes = new ArrayList<>();
-        Camera.Size currentPreviewSize;
-        FaceDiscernViewModel currentProcessor;
-        synchronized (sessionLock) {
-            currentPreviewSize = previewSize;
-            currentProcessor = processor;
+        if (faces == null) return boxes;
+        for (FacePreviewInfo face : faces) {
+            // 传原始 NV21 坐标，Flutter 再与 Texture 使用同一套旋转/镜像变换，避免框和画面各自补偿后错位。
+            Rect rect = face.getFaceInfoRgb() == null ? null : face.getFaceInfoRgb().getRect();
+            if (rect == null) continue;
+            Map<String, Object> box = new HashMap<>();
+            box.put("trackId", face.getTrackId());
+            box.put("left", clamp(rect.left / (double) currentPreviewSize.width));
+            box.put("top", clamp(rect.top / (double) currentPreviewSize.height));
+            box.put("right", clamp(rect.right / (double) currentPreviewSize.width));
+            box.put("bottom", clamp(rect.bottom / (double) currentPreviewSize.height));
+            Float similarity = currentProcessor.getFaceSimilarity(face.getTrackId());
+            if (similarity != null) box.put("similarity", similarity.doubleValue());
+            box.put("recognizeStatus", recognizeStatusName(currentProcessor.getFaceRecognizeStatus(face.getTrackId())));
+            box.put("livenessStatus", livenessStatusName(currentProcessor.getFaceLiveness(face.getTrackId())));
+            boxes.add(box);
         }
-        if (faces != null && currentPreviewSize != null) {
-            for (FacePreviewInfo face : faces) {
-                // 传原始 NV21 坐标，Flutter 再与 Texture 使用同一套旋转/镜像变换，避免框和画面各自补偿后错位。
-                Rect rect = face.getFaceInfoRgb() == null ? null : face.getFaceInfoRgb().getRect();
-                if (rect == null) continue;
-                Map<String, Object> box = new HashMap<>();
-                box.put("left", clamp(rect.left / (double) currentPreviewSize.width));
-                box.put("top", clamp(rect.top / (double) currentPreviewSize.height));
-                box.put("right", clamp(rect.right / (double) currentPreviewSize.width));
-                box.put("bottom", clamp(rect.bottom / (double) currentPreviewSize.height));
-                if (currentProcessor != null) {
-                    Float similarity = currentProcessor.getFaceSimilarity(face.getTrackId());
-                    if (similarity != null) box.put("similarity", similarity.doubleValue());
-                    box.put("recognizeStatus", recognizeStatusName(currentProcessor.getFaceRecognizeStatus(face.getTrackId())));
-                    box.put("livenessStatus", livenessStatusName(currentProcessor.getFaceLiveness(face.getTrackId())));
-                }
-                boxes.add(box);
+        return boxes;
+    }
+
+    /**
+     * 发送稳定后的人脸框。短暂空帧或人数下降会继续沿用上一组框，持续超过宽限才清除。
+     *
+     * @param detectedBoxes 当前检测帧复制出的全部人脸框
+     * @param frameGeneration 当前处理任务的会话代次
+     * @param doRecognize true 表示活动识别会话，false 表示 WARM_IDLE 仅检测预览
+     */
+    private void emitFaceBoxes(
+            List<Map<String, Object>> detectedBoxes,
+            long frameGeneration,
+            boolean doRecognize) {
+        long now = SystemClock.elapsedRealtime();
+        synchronized (sessionLock) {
+            if (sessionGeneration != frameGeneration || !canProcessFrameLocked(doRecognize)) return;
+            if (now - lastFaceBoxEmitAt < FACE_BOX_THROTTLE_MS) return;
+            lastFaceBoxEmitAt = now;
+            List<Map<String, Object>> visibleBoxes = stabilizeFaceBoxesLocked(detectedBoxes, now);
+            emitState(doRecognize ? "请正对摄像头" : "摄像头预览中", visibleBoxes, null);
+        }
+    }
+
+    /**
+     * 按虹软跟踪编号分别合并当前检测框与短时缓存，避免一个人漏检时冻结其他人的新坐标。
+     * 调用方必须持有 sessionLock。
+     *
+     * @param detectedBoxes 当前帧检测框，不包含任何相似度过滤
+     * @param now 当前单调业务时间戳，单位为毫秒
+     * @return 本帧应向主副屏展示的稳定框列表
+     */
+    private List<Map<String, Object>> stabilizeFaceBoxesLocked(
+            List<Map<String, Object>> detectedBoxes,
+            long now) {
+        List<Map<String, Object>> visibleBoxes = new ArrayList<>(detectedBoxes);
+        Map<Integer, Map<String, Object>> detectedByTrackId = new HashMap<>();
+        Map<Integer, Long> nextSeenAt = new HashMap<>();
+        for (Map<String, Object> box : detectedBoxes) {
+            Integer trackId = faceTrackId(box);
+            if (trackId == null) continue;
+            detectedByTrackId.put(trackId, box);
+            nextSeenAt.put(trackId, now);
+        }
+        for (Map<String, Object> previousBox : lastFaceBoxes) {
+            Integer trackId = faceTrackId(previousBox);
+            if (trackId == null || detectedByTrackId.containsKey(trackId)) continue;
+            Long lastSeenAt = lastFaceBoxSeenAt.get(trackId);
+            if (lastSeenAt != null && now - lastSeenAt < FACE_BOX_MISS_GRACE_MS) {
+                visibleBoxes.add(previousBox);
+                nextSeenAt.put(trackId, lastSeenAt);
             }
         }
-        synchronized (sessionLock) {
-            if (state == State.DETECTING && activeSessionId != null && sessionGeneration == frameGeneration) {
-                lastFaceBoxes = boxes;
-                emitState("请正对摄像头", boxes, null);
-            }
+        lastFaceBoxes = visibleBoxes;
+        lastFaceBoxSeenAt = nextSeenAt;
+        return lastFaceBoxes;
+    }
+
+    /**
+     * 读取原生框快照中的虹软跟踪编号，仅用于进程内稳定框，不属于 Flutter 必填协议字段。
+     *
+     * @param box 单张人脸框快照
+     * @return 可用于逐人缓存的跟踪编号；历史或异常数据缺失时返回 null
+     */
+    private Integer faceTrackId(Map<String, Object> box) {
+        Object value = box.get("trackId");
+        return value instanceof Number ? ((Number) value).intValue() : null;
+    }
+
+    /**
+     * 返回仍在漏检宽限内的最近人脸框，超时则同步清理缓存。
+     * 调用方必须持有 sessionLock。
+     *
+     * @param now 当前时间戳，单位为毫秒
+     * @return 可安全用于初始化或资源状态事件的人脸框
+     */
+    private List<Map<String, Object>> recentFaceBoxesLocked(long now) {
+        return stabilizeFaceBoxesLocked(new ArrayList<>(), now);
+    }
+
+    /**
+     * 返回适合新订阅者的当前框快照；成功态保留冻结结果，实时态只保留仍在漏检宽限内的框。
+     * 调用方必须持有 sessionLock。
+     *
+     * @param now 当前单调业务时间戳，单位为毫秒
+     * @return 与内部列表解耦、可直接放入通道 Map 的人脸框列表
+     */
+    private List<Map<String, Object>> currentStateFaceBoxesLocked(long now) {
+        if (state == State.SUCCESS) {
+            return new ArrayList<>(lastFaceBoxes);
         }
+        if (state == State.INITIALIZING || state == State.DETECTING || state == State.WARM_IDLE) {
+            return new ArrayList<>(recentFaceBoxesLocked(now));
+        }
+        return new ArrayList<>();
+    }
+
+    /** 清空人脸框和漏检计时；取消、冷释放及显式失败不得继续展示旧人员。 */
+    private void clearFaceBoxCacheLocked() {
+        lastFaceBoxes = new ArrayList<>();
+        lastFaceBoxSeenAt = new HashMap<>();
     }
 
     private double clamp(double value) {
@@ -567,6 +789,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
                 successBox.put("recognizeStatus", "success");
                 successBoxes.add(successBox);
             }
+            lastFaceBoxes = successBoxes;
             // 只冻结预览输出，不释放 Camera 热资源；成功框和相似度保留至少 3 秒供顾客确认。
             if (previewRenderer != null) previewRenderer.setFrozen(true);
             emitState("识别成功，正在读取信息", successBoxes, null);
@@ -583,6 +806,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
             preserveSession = activeSessionId != null;
             if (preserveSession) {
                 state = State.FAILED;
+                clearFaceBoxCacheLocked();
                 emitState(message, null, errorCode);
             }
         }
@@ -605,11 +829,10 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         FacePreviewRenderer renderer;
         synchronized (sessionLock) {
             renderer = previewRenderer;
-            lastFaceBoxes = new ArrayList<>();
+            lastFaceBoxEmitAt = 0;
+            lastPreviewOnlyDetectionAt = 0;
         }
         if (renderer != null) renderer.setFrozen(false);
-        frameInFlight.set(false);
-        lastFaceBoxEmitAt = 0;
     }
 
     /**
@@ -621,7 +844,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         activeSessionId = null;
         activeScene = null;
         activeOwner = null;
-        frameInFlight.set(false);
+        // 若旧帧仍在执行，必须由该任务的 finally 自行释放标记；提前清零会让 Camera 重复排队并占满回调缓冲。
         state = warmResourcesReady ? State.WARM_IDLE : State.COLD;
         scheduleWarmRelease();
         return processorToStop;
@@ -656,7 +879,6 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         synchronized (sessionLock) {
             cancelWarmRelease();
             sessionGeneration++;
-            frameInFlight.set(false);
             cameraToRelease = camera;
             processorToRelease = processor;
             rendererToRelease = previewRenderer;
@@ -666,6 +888,9 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
             previewSize = null;
             warmResourcesReady = false;
             recognitionConfigurationDirty = false;
+            clearFaceBoxCacheLocked();
+            lastFaceBoxEmitAt = 0L;
+            lastPreviewOnlyDetectionAt = 0L;
             if (clearActiveSession) {
                 activeSessionId = null;
                 activeScene = null;
@@ -712,6 +937,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         Map<String, Object> event = snapshot();
         event.put("message", message);
         event.put("revision", ++revision);
+        event.put("eventSequence", ++eventSequence);
         event.put("faceBoxes", boxes == null ? new ArrayList<>() : boxes);
         if (errorCode != null) event.put("errorCode", errorCode);
         for (Listener listener : listeners) listener.onSessionEvent(event);
@@ -724,8 +950,11 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         Map<String, Object> event;
         synchronized (sessionLock) {
             event = snapshot();
+            event.put("eventSequence", ++eventSequence);
             event.put("message", message);
-            event.put("faceBoxes", new ArrayList<>());
+            event.put("faceBoxes", state == State.WARM_IDLE
+                    ? recentFaceBoxesLocked(SystemClock.elapsedRealtime())
+                    : new ArrayList<>());
         }
         for (Listener listener : listeners) listener.onSessionEvent(event);
     }
@@ -742,6 +971,7 @@ public final class FaceRecognitionSessionManager implements Camera.PreviewCallba
         result.put("scene", activeScene == null ? "" : activeScene);
         result.put("state", state.code);
         result.put("revision", revision);
+        result.put("eventSequence", eventSequence);
         result.put("width", previewSize == null ? TARGET_WIDTH : previewSize.width);
         result.put("height", previewSize == null ? TARGET_HEIGHT : previewSize.height);
         result.put("rotation", displayOrientation);
diff --git a/android/app/src/main/java/io/flutter/plugins/facediscern/tool/face/help/FaceHelper.java b/android/app/src/main/java/io/flutter/plugins/facediscern/tool/face/help/FaceHelper.java
index 349f8d1..dd422d4 100644
--- a/android/app/src/main/java/io/flutter/plugins/facediscern/tool/face/help/FaceHelper.java
+++ b/android/app/src/main/java/io/flutter/plugins/facediscern/tool/face/help/FaceHelper.java
@@ -334,7 +334,7 @@ public class FaceHelper implements FaceListener {
      *
      * @param rgbNv21     可见光相机预览回传的NV21数据
      * @param irNv21      红外相机预览回传的NV21数据
-     * @param doRecognize 是否进行识别
+     * @param doRecognize 是否进入口罩、活体、特征提取和比对链；false 时只做人脸检测与跟踪
      * @return 实时人脸处理结果，封装添加了一个trackId，trackId的获取依赖于faceId，用于记录人脸序号并保存
      */
     public List<FacePreviewInfo> onPreviewFrame(@NonNull byte[] rgbNv21, @Nullable byte[] irNv21, boolean doRecognize) {
@@ -353,7 +353,9 @@ public class FaceHelper implements FaceListener {
                 clearLeftFace(facePreviewInfoList);
                 return facePreviewInfoList;
             }
-            if (!onlyDetectLiveness) {
+            // 结果展示期只需要实时框，跳过口罩与后续识别链可以降低常驻 Camera 的 CPU 占用，
+            // 也避免口罩引擎的单帧异常把已经成功检测到的人脸误报为空列表。
+            if (doRecognize && !onlyDetectLiveness) {
                 code = maskEngine.process(rgbNv21, previewSize.width, previewSize.height, FaceEngine.CP_PAF_NV21, faceInfoList,
                         FaceEngine.ASF_MASK_DETECT);
                 if (code == ErrorInfo.MOK) {
@@ -917,7 +919,7 @@ public class FaceHelper implements FaceListener {
         /**
          * 异步活体任务的构造函数
          *
-         * @param nv21Data     可见光或红外图像数据
+         * @param nv21Data     可见光或红外图像数据；构造时复制，避免 Camera 复用缓冲区覆盖异步任务
          * @param faceInfo     可见光人脸检测得到的人脸信息
          * @param width        图像宽度
          * @param height       图像高度
@@ -930,7 +932,7 @@ public class FaceHelper implements FaceListener {
             if (nv21Data == null) {
                 return;
             }
-            this.nv21Data = nv21Data;
+            this.nv21Data = Arrays.copyOf(nv21Data, nv21Data.length);
             this.faceInfo = new FaceInfo(faceInfo.getFaceInfoRgb());
             this.width = width;
             this.height = height;
diff --git a/lib/common/models/plugs/face_recognition_session_models.dart b/lib/common/models/plugs/face_recognition_session_models.dart
index 98df86e..4f5a143 100644
--- a/lib/common/models/plugs/face_recognition_session_models.dart
+++ b/lib/common/models/plugs/face_recognition_session_models.dart
@@ -111,6 +111,7 @@ class FaceRecognitionSessionEvent {
     required this.scene,
     required this.status,
     required this.revision,
+    this.eventSequence = 0,
     required this.width,
     required this.height,
     required this.rotation,
@@ -136,6 +137,11 @@ class FaceRecognitionSessionEvent {
   /// 单会话内递增的事件版本，用于忽略乱序或重复事件。
   final int revision;
 
+  /// 原生进程内单调递增的事件序号，用于过滤跨业务会话和跨线程迟到的状态。
+  ///
+  /// 旧版原生插件未提供该字段时为 0，并回退到会话编号与 [revision] 兼容判断。
+  final int eventSequence;
+
   /// 原始摄像头预览宽度，单位为像素。
   final int width;
 
@@ -188,6 +194,7 @@ class FaceRecognitionSessionEvent {
         orElse: () => FaceRecognitionSessionStatus.cold,
       ),
       revision: (map['revision'] as num?)?.toInt() ?? 0,
+      eventSequence: (map['eventSequence'] as num?)?.toInt() ?? 0,
       width: (map['width'] as num?)?.toInt() ?? 1280,
       height: (map['height'] as num?)?.toInt() ?? 720,
       rotation: (map['rotation'] as num?)?.toInt() ?? 0,
diff --git a/lib/common/models/plugs/sub_screen_models.dart b/lib/common/models/plugs/sub_screen_models.dart
index e50fd7a..a48b5bf 100644
--- a/lib/common/models/plugs/sub_screen_models.dart
+++ b/lib/common/models/plugs/sub_screen_models.dart
@@ -114,6 +114,9 @@ class SubScreenReservationQueryEvent {
   /// 当前预约结果的隐私过期时间。
   final String? expiresAt;
 
+  /// 是否启用查询菜单的持续人脸组合页面；旧副屏消息缺省为关闭。
+  final bool continuousFaceRecognition;
+
   const SubScreenReservationQueryEvent({
     required this.sessionId,
     required this.revision,
@@ -127,6 +130,7 @@ class SubScreenReservationQueryEvent {
     required this.totalPages,
     required this.days,
     this.expiresAt,
+    this.continuousFaceRecognition = false,
   });
 
   factory SubScreenReservationQueryEvent.fromJson(
diff --git a/lib/common/models/plugs/sub_screen_models.g.dart b/lib/common/models/plugs/sub_screen_models.g.dart
index 15bca14..d0433bc 100644
--- a/lib/common/models/plugs/sub_screen_models.g.dart
+++ b/lib/common/models/plugs/sub_screen_models.g.dart
@@ -75,6 +75,8 @@ SubScreenReservationQueryEvent _$SubScreenReservationQueryEventFromJson(
               (e) => ReservationMenuDayData.fromJson(e as Map<String, dynamic>))
           .toList(),
       expiresAt: json['expiresAt'] as String?,
+      continuousFaceRecognition:
+          json['continuousFaceRecognition'] as bool? ?? false,
     );
 
 Map<String, dynamic> _$SubScreenReservationQueryEventToJson(
@@ -92,4 +94,5 @@ Map<String, dynamic> _$SubScreenReservationQueryEventToJson(
       'totalPages': instance.totalPages,
       'days': instance.days.map((e) => e.toJson()).toList(),
       'expiresAt': instance.expiresAt,
+      'continuousFaceRecognition': instance.continuousFaceRecognition,
     };
diff --git a/lib/common/services/face_recognition_session_service.dart b/lib/common/services/face_recognition_session_service.dart
index 7a9b74e..0eeaa7c 100644
--- a/lib/common/services/face_recognition_session_service.dart
+++ b/lib/common/services/face_recognition_session_service.dart
@@ -222,13 +222,16 @@ class FaceRecognitionSessionService extends GetxService {
     );
   }
 
+  /// 取消当前业务人脸会话，并在释放原生资源前先让副屏退出人脸页。
   Future<void> cancel({String message = '已取消人脸识别'}) async {
     final sessionId = _activeSessionId;
     if (sessionId == null) return;
-    unawaited(_sendViceState(
+    // 主屏弹框会在本方法返回后立即关闭，必须先串行投递取消状态；
+    // 否则后续的预约查询消息可能先到，副屏仍会停留在人脸识别页。
+    await _sendViceState(
       SubScreenAction.faceRecognitionCancel,
       message: message,
-    ));
+    );
     logger.i('|人脸识别|开始原生调用cancelRecognition|sessionId:$sessionId|');
     await FaceDiscernPlugs.cancelRecognition(sessionId, message: message);
     if (_resultCompleter?.isCompleted == false) {
diff --git a/lib/common/values/constants.dart b/lib/common/values/constants.dart
index 775d2ce..d6b8f11 100644
--- a/lib/common/values/constants.dart
+++ b/lib/common/values/constants.dart
@@ -13,8 +13,8 @@ class Constants {
   static const pwdEncKey = 'pigxpigxpigxpigx';
 
   /// 服务 url 线上
-  static const apiUrl = 'https://dzc-test-1.fy.takin.cc';
-  // static const apiUrl = 'https://www.zianxin.com/api';
+  // static const apiUrl = 'https://dzc-test-1.fy.takin.cc';
+  static const apiUrl = 'https://www.zianxin.com/api';
 
   // static const apiUrl = 'https://dzc-test-1.fy.takin.cc';
 
diff --git a/lib/common/widgets/app/app_dialog.dart b/lib/common/widgets/app/app_dialog.dart
index c4d3433..77da24f 100644
--- a/lib/common/widgets/app/app_dialog.dart
+++ b/lib/common/widgets/app/app_dialog.dart
@@ -15,10 +15,17 @@ const Duration appDialogDefaultTransitionDuration = Duration(milliseconds: 180);
 /// 禁止关闭反馈的最短触发间隔，避免连续点击导致设备持续震动。
 const Duration appDialogBlockedFeedbackThrottle = Duration(milliseconds: 700);
 
+/// 默认弹框与系统顶部安全区之间的间隔，避免表单弹框紧贴状态栏。
+const double appDialogDefaultTopSpacing = 24;
+
+/// 弹框与左右、底部可用区域边缘的最小间隔，用于触控和拖动边界保护。
+const double appDialogDefaultEdgeSpacing = 8;
+
 /// 展示使用统一遮罩、返回拦截、关闭反馈和动效的业务弹框。
 ///
 /// [builder] 应返回实际弹框表面，推荐使用 [AppDialog]。路由始终自行管理
-/// ModalBarrier，因此禁止关闭时也能给出视觉和触觉反馈。
+/// ModalBarrier，因此禁止关闭时也能给出视觉和触觉反馈。默认位置位于顶部
+/// 安全区下方，输入法出现后会自动缩入键盘上方的可用区域。
 Future<T?> showAppDialog<T>({
   required BuildContext context,
   required WidgetBuilder builder,
@@ -28,7 +35,7 @@ Future<T?> showAppDialog<T>({
   bool useRootNavigator = true,
   String barrierLabel = '关闭弹框',
   Color? barrierColor,
-  Alignment alignment = Alignment.center,
+  Alignment alignment = Alignment.topCenter,
   Duration transitionDuration = appDialogDefaultTransitionDuration,
   RouteSettings? routeSettings,
 }) {
@@ -156,6 +163,9 @@ class _AppDialogState extends State<AppDialog> {
   /// 相对初始对齐位置的拖动偏移。
   Offset _dragOffset = Offset.zero;
 
+  /// 上一次构建使用的键盘遮挡高度，用于在输入法变化时清理失效拖动位置。
+  double _lastKeyboardInset = 0;
+
   /// 当前拖动开始时指针的全局位置；未拖动时为空。
   Offset? _dragStartGlobalPosition;
 
@@ -178,6 +188,13 @@ class _AppDialogState extends State<AppDialog> {
   @override
   void didChangeDependencies() {
     super.didChangeDependencies();
+    final keyboardInset = MediaQuery.viewInsetsOf(context).bottom;
+    if (keyboardInset != _lastKeyboardInset) {
+      _lastKeyboardInset = keyboardInset;
+      // 键盘会改变可用区域，旧拖动偏移不再具有合法的屏幕坐标语义。
+      _dragOffset = Offset.zero;
+      _handleDragEnd();
+    }
     final signal = _AppDialogBlockedFeedbackScope.maybeOf(context);
     if (identical(signal, _blockedFeedbackSignal)) return;
     _blockedFeedbackSignal?.removeListener(_handleBlockedFeedback);
@@ -229,11 +246,14 @@ class _AppDialogState extends State<AppDialog> {
     final viewport = MediaQuery.sizeOf(context);
     // SafeArea 会把后代的 padding 清零，viewPadding 才能稳定保留系统栏原始占用。
     final padding = MediaQuery.viewPaddingOf(context);
+    final keyboardInset = MediaQuery.viewInsetsOf(context).bottom;
+    final bottomObstruction =
+        keyboardInset > padding.bottom ? keyboardInset : padding.bottom;
     final safeRect = Rect.fromLTRB(
-      padding.left + 8,
-      padding.top + 8,
-      viewport.width - padding.right - 8,
-      viewport.height - padding.bottom - 8,
+      padding.left + appDialogDefaultEdgeSpacing,
+      padding.top + appDialogDefaultEdgeSpacing,
+      viewport.width - padding.right - appDialogDefaultEdgeSpacing,
+      viewport.height - bottomObstruction - appDialogDefaultEdgeSpacing,
     );
     final requestedDelta = details.globalPosition - dragStartGlobalPosition;
     final clampedDelta = Offset(
@@ -535,7 +555,20 @@ class _AppDialogRouteHostState<T> extends State<_AppDialogRouteHost<T>>
   /// 构建可命中遮罩、但不抢占弹框内部手势的安全区域布局。
   @override
   Widget build(BuildContext context) {
-    final safePadding = MediaQuery.paddingOf(context);
+    final safePadding = MediaQuery.viewPaddingOf(context);
+    final keyboardInset = MediaQuery.viewInsetsOf(context).bottom;
+    final bottomObstruction =
+        keyboardInset > safePadding.bottom ? keyboardInset : safePadding.bottom;
+    final topSpacing = widget.alignment.y <= Alignment.topCenter.y
+        ? appDialogDefaultTopSpacing
+        : appDialogDefaultEdgeSpacing;
+    final dialogInsets = EdgeInsets.fromLTRB(
+      safePadding.left + appDialogDefaultEdgeSpacing,
+      safePadding.top + topSpacing,
+      safePadding.right + appDialogDefaultEdgeSpacing,
+      bottomObstruction + appDialogDefaultEdgeSpacing,
+    );
+    final reduceMotion = MediaQuery.disableAnimationsOf(context);
     return PopScope<T>(
       canPop: widget.canPop,
       onPopInvokedWithResult: _handlePopInvoked,
@@ -555,9 +588,14 @@ class _AppDialogRouteHostState<T> extends State<_AppDialogRouteHost<T>>
                 child: const SizedBox.expand(),
               ),
             ),
-            Padding(
-              // 不使用 SafeArea 改写后代 MediaQuery，使 AppDialog 拖动时仍能读取原始系统安全区。
-              padding: safePadding,
+            AnimatedPadding(
+              // 不使用 SafeArea 改写后代 MediaQuery；键盘出现时直接缩小弹框路由的
+              // 可用区域，使输入框和底部操作区始终位于键盘上方。
+              padding: dialogInsets,
+              duration: reduceMotion
+                  ? Duration.zero
+                  : appDialogDefaultTransitionDuration,
+              curve: Curves.easeOutCubic,
               child: Align(
                 alignment: widget.alignment,
                 child: AnimatedBuilder(
diff --git a/lib/common/widgets/face/face_camera_preview.dart b/lib/common/widgets/face/face_camera_preview.dart
index a17b3ad..1bb00cc 100644
--- a/lib/common/widgets/face/face_camera_preview.dart
+++ b/lib/common/widgets/face/face_camera_preview.dart
@@ -13,6 +13,9 @@ class FaceCameraPreview extends StatelessWidget {
     required this.texture,
     required this.event,
     required this.status,
+    this.statusText,
+    this.statusColor,
+    this.scale = 1,
   });
 
   /// 原生创建的预览纹理；为空时展示摄像头准备状态。
@@ -24,6 +27,15 @@ class FaceCameraPreview extends StatelessWidget {
   /// 当前识别状态，用于展示文字和非颜色状态标识。
   final FaceRecognitionSessionStatus status;
 
+  /// 业务页面覆盖的摄像头状态文案；为空时沿用原生会话状态文案。
+  final String? statusText;
+
+  /// 业务页面覆盖的摄像头状态颜色；为空时沿用原生会话状态颜色。
+  final Color? statusColor;
+
+  /// 宿主 Engine 提供的尺寸缩放系数，副屏不得依赖主屏 ScreenUtil 全局状态。
+  final double scale;
+
   /// 构建固定比例的摄像头画面和状态浮层。
   @override
   Widget build(BuildContext context) {
@@ -31,16 +43,28 @@ class FaceCameraPreview extends StatelessWidget {
       color: const Color(0xFF102635),
       child: <Widget>[
         if (texture != null)
-          FaceRecognitionPreviewLayer(texture: texture!, event: event)
+          FaceRecognitionPreviewLayer(
+            texture: texture!,
+            event: event,
+            labelScale: scale,
+          )
         else
-          _FaceCameraEmptyState(status: status),
-        _FaceCameraStatusPill(status: status).positioned(
-          left: 18.w,
-          top: 18.h,
+          _FaceCameraEmptyState(status: status, scale: scale),
+        _FaceCameraStatusPill(
+          status: status,
+          text: statusText,
+          color: statusColor,
+          scale: scale,
+        ).positioned(
+          left: 18 * scale,
+          top: 18 * scale,
         ),
-        _FaceCameraResolutionLabel(texture: texture).positioned(
-          right: 18.w,
-          bottom: 16.h,
+        _FaceCameraResolutionLabel(
+          texture: texture,
+          scale: scale,
+        ).positioned(
+          right: 18 * scale,
+          bottom: 16 * scale,
         ),
       ].toStack(fit: StackFit.expand),
     );
@@ -50,33 +74,40 @@ class FaceCameraPreview extends StatelessWidget {
 /// 摄像头 Texture 尚未创建时的明确等待或失败提示。
 class _FaceCameraEmptyState extends StatelessWidget {
   /// 创建与当前识别状态匹配的空画面。
-  const _FaceCameraEmptyState({required this.status});
+  const _FaceCameraEmptyState({required this.status, required this.scale});
 
   /// 决定展示加载反馈还是设备异常提示的会话状态。
   final FaceRecognitionSessionStatus status;
 
+  /// 宿主页面计算的尺寸缩放系数。
+  final double scale;
+
   /// 构建不会造成画面尺寸跳变的居中状态。
   @override
   Widget build(BuildContext context) {
     final failed = status == FaceRecognitionSessionStatus.failed;
     return <Widget>[
       if (failed)
-        Icon(Icons.videocam_off_rounded, color: Colors.white, size: 42.w)
+        Icon(
+          Icons.videocam_off_rounded,
+          color: Colors.white,
+          size: 42 * scale,
+        )
       else
         SizedBox(
-          width: 36.w,
-          height: 36.w,
+          width: 36 * scale,
+          height: 36 * scale,
           child: const CircularProgressIndicator(
             color: Colors.white,
             strokeWidth: 3,
           ),
         ),
-      SizedBox(height: 12.h),
+      SizedBox(height: 12 * scale),
       Text(
         failed ? '摄像头画面暂不可用' : '正在准备摄像头画面',
         style: TextStyle(
           color: Colors.white,
-          fontSize: 16.sp,
+          fontSize: 16 * scale,
           fontWeight: FontWeight.w700,
         ),
       ),
@@ -87,44 +118,63 @@ class _FaceCameraEmptyState extends StatelessWidget {
 /// 摄像头左上角的文字状态标识，确保状态不只依赖红绿颜色表达。
 class _FaceCameraStatusPill extends StatelessWidget {
   /// 创建当前识别阶段的状态标识。
-  const _FaceCameraStatusPill({required this.status});
+  const _FaceCameraStatusPill({
+    required this.status,
+    required this.text,
+    required this.color,
+    required this.scale,
+  });
 
   /// 当前原生识别会话状态。
   final FaceRecognitionSessionStatus status;
 
+  /// 业务页面提供的可选状态文案。
+  final String? text;
+
+  /// 业务页面提供的可选语义颜色。
+  final Color? color;
+
+  /// 宿主页面计算的尺寸缩放系数。
+  final double scale;
+
   /// 构建包含状态点和文字的高对比标签。
   @override
   Widget build(BuildContext context) {
-    final text = switch (status) {
-      FaceRecognitionSessionStatus.initializing => '初始化中',
-      FaceRecognitionSessionStatus.success => '已识别',
-      FaceRecognitionSessionStatus.failed => '需要重试',
-      FaceRecognitionSessionStatus.cancelled => '已取消',
-      _ => '识别中',
-    };
-    final color = switch (status) {
-      FaceRecognitionSessionStatus.failed ||
-      FaceRecognitionSessionStatus.cancelled =>
-        XfjDesignTokens.danger,
-      FaceRecognitionSessionStatus.initializing => XfjDesignTokens.warning,
-      _ => XfjDesignTokens.success,
-    };
+    final resolvedText = text ??
+        switch (status) {
+          FaceRecognitionSessionStatus.initializing => '初始化中',
+          FaceRecognitionSessionStatus.success => '已识别',
+          FaceRecognitionSessionStatus.failed => '需要重试',
+          FaceRecognitionSessionStatus.cancelled => '已取消',
+          _ => '识别中',
+        };
+    final resolvedColor = color ??
+        switch (status) {
+          FaceRecognitionSessionStatus.failed ||
+          FaceRecognitionSessionStatus.cancelled =>
+            XfjDesignTokens.danger,
+          FaceRecognitionSessionStatus.initializing => XfjDesignTokens.warning,
+          _ => XfjDesignTokens.success,
+        };
     return <Widget>[
       DecoratedBox(
-        decoration: BoxDecoration(color: color, shape: BoxShape.circle),
-      ).width(10.w).height(10.w),
-      SizedBox(width: 8.w),
+        decoration: BoxDecoration(
+          color: resolvedColor,
+          shape: BoxShape.circle,
+        ),
+      ).width(10 * scale).height(10 * scale),
+      SizedBox(width: 8 * scale),
       Text(
-        text,
+        resolvedText,
         style: TextStyle(
           color: Colors.white,
-          fontSize: 14.sp,
+          fontSize: 14 * scale,
           fontWeight: FontWeight.w700,
         ),
       ),
     ]
         .toRow(mainAxisSize: MainAxisSize.min)
-        .padding(horizontal: 14.w, vertical: 9.h)
+        .padding(horizontal: 14 * scale, vertical: 9 * scale)
         .decorated(
           color: Colors.black.withValues(alpha: 0.62),
           borderRadius: BorderRadius.circular(99),
@@ -135,18 +185,24 @@ class _FaceCameraStatusPill extends StatelessWidget {
 /// 摄像头右下角的实际纹理分辨率标签。
 class _FaceCameraResolutionLabel extends StatelessWidget {
   /// 创建分辨率说明；纹理未就绪时使用插件既有默认分辨率。
-  const _FaceCameraResolutionLabel({required this.texture});
+  const _FaceCameraResolutionLabel({
+    required this.texture,
+    required this.scale,
+  });
 
   /// 当前预览纹理元数据。
   final FaceRecognitionPreviewTexture? texture;
 
+  /// 宿主页面计算的尺寸缩放系数。
+  final double scale;
+
   /// 构建不遮挡主要人脸区域的紧凑标签。
   @override
   Widget build(BuildContext context) {
     return Text(
       '彩色摄像头  ${texture?.width ?? 1280} x ${texture?.height ?? 720}',
-      style: TextStyle(color: Colors.white, fontSize: 13.sp),
-    ).padding(horizontal: 12.w, vertical: 8.h).decorated(
+      style: TextStyle(color: Colors.white, fontSize: 13 * scale),
+    ).padding(horizontal: 12 * scale, vertical: 8 * scale).decorated(
           color: Colors.black.withValues(alpha: 0.62),
           borderRadius: BorderRadius.circular(10),
         );
diff --git a/lib/common/widgets/face/face_recognition_panel.dart b/lib/common/widgets/face/face_recognition_panel.dart
index e614dbe..1848f56 100644
--- a/lib/common/widgets/face/face_recognition_panel.dart
+++ b/lib/common/widgets/face/face_recognition_panel.dart
@@ -299,6 +299,7 @@ class _FaceRecognitionPanelState extends State<FaceRecognitionPanel> {
             texture: _texture,
             event: _event,
             status: status,
+            scale: 1.w,
           ),
         ),
       ),
diff --git a/lib/common/widgets/index.dart b/lib/common/widgets/index.dart
index 2e0fde2..e6226be 100644
--- a/lib/common/widgets/index.dart
+++ b/lib/common/widgets/index.dart
@@ -23,6 +23,7 @@ export './app/terminal_toolbar.dart';
 export './cashier/cashier_workspace.dart';
 export './face/face_recognition_preview_layer.dart';
 export './face/face_camera_preview.dart';
+export './face/face_live_camera_preview.dart';
 export './face/face_recognition_panel.dart';
 export './face/face_recognition_preview_dialog.dart';
 
diff --git a/lib/common/widgets/order/mixin/order_mixin.dart b/lib/common/widgets/order/mixin/order_mixin.dart
index 019844f..65af07b 100644
--- a/lib/common/widgets/order/mixin/order_mixin.dart
+++ b/lib/common/widgets/order/mixin/order_mixin.dart
@@ -77,6 +77,9 @@ mixin OrderMixin {
 
   Future? putOffSendSubScreenDelayed;
 
+  /// 副屏购物车快照的递增版本；异步查询套餐组成时用于丢弃已经过期的快照。
+  int _subScreenSnapshotRevision = 0;
+
   /// **************** start 更新属性 start ****************
 
   set sysType(SysType type) {
@@ -576,25 +579,44 @@ mixin OrderMixin {
     });
   }
 
+  /// 通知副屏退出当前结算页，并使所有仍在构建的旧购物车快照失效。
   Future<void> sendSubScreenBack() async {
+    // 先使正在查询套餐组成的旧快照失效，避免清屏后迟到的更新重新显示上一笔订单。
+    _subScreenSnapshotRevision++;
     await SubScreenPlugin.sendMsgToViceScreen(
       SubScreenAction.jumpSubBack.name,
     );
   }
 
+  /// 构建副屏使用的购物车商品列表；子类可在不改变下单协议的前提下补充展示字段。
+  Future<List<Map<String, dynamic>>> buildSubScreenShopList(
+    List<ShopCardEntity> cartItems,
+  ) async {
+    return cartItems.map((item) => item.toJson()).toList(growable: false);
+  }
+
+  /// 冻结当前购物车展示数据并发送副屏；较新的调用会淘汰尚未完成的旧快照。
   Future<void> sendSubScreen() async {
-    if (shopCardList.isEmpty) {
+    final revision = ++_subScreenSnapshotRevision;
+    final cartItems = shopCardList.toList(growable: false);
+    if (cartItems.isEmpty) {
       await SubScreenPlugin.sendMsgToViceScreen(
         SubScreenAction.jumpSubBack.name,
       );
       return;
     }
+    // 先冻结金额和用户信息，再等待套餐明细查询，确保副屏展示的是同一时刻的购物车。
+    final totalAmount = totalPrice.value;
+    final surchargeAmount = amountMealPrice.value;
+    final customer = payUser.value?.toJson();
+    final shopList = await buildSubScreenShopList(cartItems);
+    if (revision != _subScreenSnapshotRevision) return;
     final json = SubScreenProductEvent(
-      shopList: shopCardList.map((e) => e.toJson()).toList(),
+      shopList: shopList,
       sysType: _sysType,
-      payUser: payUser.value?.toJson(),
-      totalPrice: totalPrice.value,
-      amountMealPrice: amountMealPrice.value,
+      payUser: customer,
+      totalPrice: totalAmount,
+      amountMealPrice: surchargeAmount,
     ).toJson();
     await SubScreenPlugin.sendMsgToViceScreen(
       SubScreenAction.updateCard.name,
diff --git a/lib/pages/terminal/canteen_product/controller.dart b/lib/pages/terminal/canteen_product/controller.dart
index 98c7de9..6c3dee4 100644
--- a/lib/pages/terminal/canteen_product/controller.dart
+++ b/lib/pages/terminal/canteen_product/controller.dart
@@ -260,6 +260,62 @@ class CanteenProductController extends GetxController with OrderMixin {
     );
   }
 
+  /// 为副屏购物车快照补充食堂套餐组成；这些字段只用于顾客展示，不改变下单商品列表。
+  @override
+  Future<List<Map<String, dynamic>>> buildSubScreenShopList(
+    List<ShopCardEntity> cartItems,
+  ) async {
+    final shopList =
+        cartItems.map((item) => item.toJson()).toList(growable: true);
+    final productsByCode = <String, CanteenSpuEntity>{
+      for (final product in canteenSpuList) product.serviceUniqueCode: product,
+    };
+    final checkoutDate = DateUtil.formatDate(DateTime.now());
+    final productDao = appC.dataBase.getCanteenSpuDao;
+
+    for (var index = 0; index < cartItems.length; index++) {
+      final cartItem = cartItems[index];
+      final payload = shopList[index];
+      final productCode = cartItem.productServiceUniqueCode;
+      CanteenSpuEntity? product;
+      try {
+        // 购物车可跨分类保留商品，当前列表没有父商品时回查当天本地快照。
+        product = productsByCode[productCode] ??
+            await productDao.getByCode(productCode, checkoutDate);
+      } catch (error, stack) {
+        logger.w(
+          '|食堂购买页面|读取副屏套餐类型失败productCode:|$productCode|error:|$error|stack:|$stack|',
+        );
+      }
+
+      final isCombo = product?.isCombo == true;
+      payload['isCombo'] = isCombo;
+      if (!isCombo) continue;
+
+      try {
+        final items = await productDao.getComboItems(
+          productCode,
+          DateUtil.formatDate(product!.saleDate),
+        );
+        payload['comboItems'] = items
+            .map(
+              (item) => <String, dynamic>{
+                'name': item.name,
+                'quantity': item.quantity,
+              },
+            )
+            .toList(growable: false);
+      } catch (error, stack) {
+        // 明细异常不能影响收银；副屏至少保留套餐主项和套餐标识。
+        payload['comboItems'] = const <Map<String, dynamic>>[];
+        logger.w(
+          '|食堂购买页面|读取副屏套餐组成失败productCode:|$productCode|error:|$error|stack:|$stack|',
+        );
+      }
+    }
+    return List.unmodifiable(shopList);
+  }
+
   // |下单|点击取消下单
   Future<void> doCancelPay({bool cancelShop = true}) async {
     if (cancelShop) await _clearShopCard();
diff --git a/lib/pages/terminal/menu_query/controller.dart b/lib/pages/terminal/menu_query/controller.dart
index 4b12de1..a986206 100644
--- a/lib/pages/terminal/menu_query/controller.dart
+++ b/lib/pages/terminal/menu_query/controller.dart
@@ -63,6 +63,7 @@ class ReservationMenuQueryController extends GetxController {
     void Function(String)? successNotifier,
     void Function(String)? errorNotifier,
     this.privacyDuration = const Duration(seconds: 60),
+    this.continuousFaceResultDuration = const Duration(seconds: 10),
     this.timerTick = const Duration(seconds: 1),
     this.recognitionRestartDelay = const Duration(milliseconds: 300),
     DateTime Function()? now,
@@ -97,7 +98,14 @@ class ReservationMenuQueryController extends GetxController {
   final Future<void> Function(String) _speaker;
   final void Function(String) _successNotifier;
   final void Function(String) _errorNotifier;
+
+  /// 普通查询结果的隐私展示时长，当前生产默认六十秒。
   final Duration privacyDuration;
+
+  /// 持续人脸模式单个用户菜单的展示时长，到期后自动进入下一轮识别。
+  final Duration continuousFaceResultDuration;
+
+  /// 隐私倒计时刷新间隔，测试可注入更短间隔验证状态转换。
   final Duration timerTick;
 
   /// 正常等待超时后开启下一轮前的缓冲时间，确保旧串口或原生会话已完成资源释放。
@@ -113,7 +121,7 @@ class ReservationMenuQueryController extends GetxController {
   /// 是否自动启动当前查询方式的硬件识别；页面生命周期内使用进入页面时读取的配置快照。
   final autoRecognitionEnabled = false.obs;
 
-  /// 自动识别正常等待超时后是否继续下一轮；异常和主动取消不使用该开关重试。
+  /// 自动识别是否持续接待下一位；饭卡结果展示期保持读卡，正常等待超时也会继续下一轮。
   final continuousRecognitionEnabled = true.obs;
 
   /// 当前页面查询请求是否要求服务端脱敏用户姓名。
@@ -140,7 +148,7 @@ class ReservationMenuQueryController extends GetxController {
 
   Timer? _privacyTimer;
 
-  /// 正常等待超时后的待重启任务；切换方式、清屏或退出页面时必须取消。
+  /// 正常等待超时或同卡重复读取后的待重启任务；切换方式、清屏或退出页面时必须取消。
   Timer? _recognitionRestartTimer;
 
   DateTime? _expiresAt;
@@ -165,6 +173,18 @@ class ReservationMenuQueryController extends GetxController {
   Stream<ReservationQuickVerificationRequest> get quickVerificationRequests =>
       _quickVerificationRequestController.stream;
 
+  /// 当前是否为“自动识别 + 持续自动识别 + 人脸”的常驻摄像头模式。
+  bool get continuousFaceRecognitionActive =>
+      autoRecognitionEnabled.value &&
+      continuousRecognitionEnabled.value &&
+      method.value == ReservationRecognitionMethod.face;
+
+  /// 当前是否为“自动识别 + 持续自动识别 + 饭卡”的结果期持续读卡模式。
+  bool get continuousCardRecognitionActive =>
+      autoRecognitionEnabled.value &&
+      continuousRecognitionEnabled.value &&
+      method.value == ReservationRecognitionMethod.card;
+
   List<ReservationMenuDayData> get currentDays =>
       result.value?.pageDays(currentPage.value) ?? const [];
 
@@ -269,32 +289,65 @@ class ReservationMenuQueryController extends GetxController {
     if (autoRecognitionEnabled.value) await startRecognition();
   }
 
-  /// 启动当前识别方式并建立一次防重复回调的查询代次；失败后停留在可人工恢复状态。
-  Future<void> startRecognition() async {
+  /// 主动开始一轮识别；会清除上一位身份和菜单，失败后停留在可人工恢复状态。
+  Future<void> startRecognition() => _startRecognition();
+
+  /// 建立一次防重复回调的识别代次；持续饭卡结果期可保留当前菜单并只重新布防读卡器。
+  Future<void> _startRecognition({bool preserveCurrentResult = false}) async {
     if (_closed || _resultDialogPresented) return;
+    final preserveCardResult = preserveCurrentResult &&
+        continuousCardRecognitionActive &&
+        result.value != null &&
+        status.value.hasIdentity;
+    if (preserveCurrentResult && !preserveCardResult) return;
     _cancelRecognitionRestart();
     final generation = ++_requestGeneration;
     _recognitionLocked = false;
-    _stopPrivacyTimer();
-    result.value = null;
-    _recognizedIdentityValue = null;
-    currentPage.value = 1;
-    errorMessage.value = '';
-    status.value = ReservationMenuQueryStatus.recognizing;
+    if (!preserveCardResult) {
+      _stopPrivacyTimer();
+      result.value = null;
+      _recognizedIdentityValue = null;
+      currentPage.value = 1;
+      errorMessage.value = '';
+      status.value = ReservationMenuQueryStatus.recognizing;
+    }
     // 人脸方式由统一会话服务先把副屏切到实时识别页；预约 loading 只在识别成功、
     // 真正开始查询当前用户时发送，避免副屏在人脸画面前短暂显示查询状态。
-    if (method.value == ReservationRecognitionMethod.card) {
+    if (method.value == ReservationRecognitionMethod.card &&
+        !preserveCardResult) {
       unawaited(_syncSubScreen('loading'));
+    } else if (continuousFaceRecognitionActive) {
+      // 先让副屏进入组合页面再启动人脸服务，避免人脸 start 消息抢先把副屏切到旧的独立页面。
+      await _syncSubScreen('recognizing');
+      if (_closed || generation != _requestGeneration) return;
     }
 
     Future<void> recognized(String value) async {
       if (_closed || generation != _requestGeneration || _recognitionLocked) {
         return;
       }
+      if (preserveCardResult && value == _recognizedIdentityValue) {
+        // 卡片未移开时硬件可能在重新布防后再次返回同一卡号；不重复查询，短暂延迟后继续等待换卡。
+        _recognitionLocked = true;
+        await _restartRecognitionAfterDelay(
+          generation,
+          preserveCurrentResult: true,
+        );
+        return;
+      }
       // 同一硬件事件可能被串口或原生通道重复投递，只允许首个结果进入查询。
       _recognitionLocked = true;
+      _cancelRecognitionRestart();
+      _stopPrivacyTimer();
+      if (preserveCardResult) {
+        // 第二张卡进入查询后立即移除上一位结果，查询失败也不能重新暴露旧用户菜单。
+        result.value = null;
+        currentPage.value = 1;
+        errorMessage.value = '';
+      }
       _recognizedIdentityValue = value;
       await _recognitionGateway.stopAll();
+      if (_closed || generation != _requestGeneration) return;
       await _queryIdentity(value, generation);
     }
 
@@ -308,10 +361,16 @@ class ReservationMenuQueryController extends GetxController {
           continuousRecognitionEnabled.value) {
         // 正常无人等待超时不向用户闪现错误页；先完整释放本轮资源，再平滑进入下一轮。
         errorMessage.value = '';
-        status.value = ReservationMenuQueryStatus.recognizing;
-        unawaited(_restartRecognitionAfterTimeout(generation));
+        if (!preserveCardResult) {
+          status.value = ReservationMenuQueryStatus.recognizing;
+        }
+        unawaited(_restartRecognitionAfterDelay(
+          generation,
+          preserveCurrentResult: preserveCardResult,
+        ));
         return;
       }
+      if (preserveCardResult) _stopPrivacyTimer();
       if (failure.type == ReservationRecognitionFailureType.cancelled) {
         if (autoRecognitionEnabled.value) {
           // 用户主动取消后暂停自动识别并提供恢复入口，禁止立即拉起造成无法退出的弹窗循环。
@@ -342,19 +401,26 @@ class ReservationMenuQueryController extends GetxController {
         await _recognitionGateway.startFace(
           onRecognized: recognized,
           onFailure: failed,
+          embeddedPreview: continuousFaceRecognitionActive,
         );
       }
     } catch (error, stack) {
       if (_closed || generation != _requestGeneration) return;
       logger.e('|预约查询|启动识别失败error:|$error|stack:|$stack|');
+      if (preserveCardResult) _stopPrivacyTimer();
       errorMessage.value = '${method.value.title}设备不可用，请检查设备后重试';
       status.value = ReservationMenuQueryStatus.deviceError;
       await _syncSubScreen('error');
     }
   }
 
-  /// 正常等待超时后释放旧会话并延迟续轮；代次变化时旧任务立即失效，不能复活已切换的页面。
-  Future<void> _restartRecognitionAfterTimeout(int generation) async {
+  /// 释放当前识别会话并延迟续轮；代次变化时旧任务立即失效。
+  ///
+  /// [preserveCurrentResult] 仅用于持续饭卡结果期，保留当前菜单等待不同卡号。
+  Future<void> _restartRecognitionAfterDelay(
+    int generation, {
+    bool preserveCurrentResult = false,
+  }) async {
     await _recognitionGateway.stopAll();
     if (_closed ||
         _resultDialogPresented ||
@@ -372,7 +438,9 @@ class ReservationMenuQueryController extends GetxController {
           !continuousRecognitionEnabled.value) {
         return;
       }
-      unawaited(startRecognition());
+      unawaited(_startRecognition(
+        preserveCurrentResult: preserveCurrentResult,
+      ));
     });
   }
 
@@ -422,7 +490,15 @@ class ReservationMenuQueryController extends GetxController {
         response.days.isEmpty ? 'empty' : 'success',
         includeResult: true,
       );
-      _publishQuickVerificationRequest();
+      if (_closed || generation != _requestGeneration) return;
+      final quickVerificationPending = _publishQuickVerificationRequest();
+      if (_closed || generation != _requestGeneration) return;
+      if (continuousCardRecognitionActive &&
+          !quickVerificationPending &&
+          !_resultDialogPresented) {
+        // 菜单继续展示并维持隐私倒计时，读卡器在后台等待下一张不同饭卡直接覆盖当前结果。
+        await _startRecognition(preserveCurrentResult: true);
+      }
     } on ReservationMenuIdentityException catch (error) {
       if (_closed || generation != _requestGeneration) return;
       errorMessage.value = error.message;
@@ -448,16 +524,16 @@ class ReservationMenuQueryController extends GetxController {
     }
   }
 
-  /// 在快速核销开启且页面正在监听时发布今天预选餐段；缺少可核销预约时保留结果页并提示操作员。
-  void _publishQuickVerificationRequest() {
+  /// 在快速核销开启且页面正在监听时发布今天预选餐段，并返回是否需要等待弹框接管识别。
+  bool _publishQuickVerificationRequest() {
     if (_closed ||
         !verificationEnabled.value ||
         !quickVerificationEnabled.value ||
         !_quickVerificationRequestController.hasListener) {
-      return;
+      return false;
     }
     final currentResult = result.value;
-    if (currentResult == null || currentResult.days.isEmpty) return;
+    if (currentResult == null || currentResult.days.isEmpty) return false;
 
     ReservationMenuDayData? today;
     for (final day in currentResult.days) {
@@ -482,7 +558,7 @@ class ReservationMenuQueryController extends GetxController {
       _errorNotifier(
         '当前用户今天没有可核销的${selectedMealSlot.value.title}预约',
       );
-      return;
+      return false;
     }
 
     _quickVerificationRequestController.add(
@@ -492,6 +568,7 @@ class ReservationMenuQueryController extends GetxController {
         meal: targetMeal,
       ),
     );
+    return true;
   }
 
   String _maskedIdentity(String value) {
@@ -503,7 +580,8 @@ class ReservationMenuQueryController extends GetxController {
     if (result.value == null || page < 1 || page > totalPages) return;
     if (page == currentPage.value) return;
     currentPage.value = page;
-    _startPrivacyTimer();
+    // 持续人脸按“识别成功后的固定十秒”接待下一位，操作员翻页不能延长身份展示。
+    if (!continuousFaceRecognitionActive) _startPrivacyTimer();
     await _syncSubScreen('success', includeResult: true);
   }
 
@@ -542,6 +620,7 @@ class ReservationMenuQueryController extends GetxController {
       return;
     }
     if (autoRecognitionEnabled.value) {
+      final keepContinuousFacePreview = continuousFaceRecognitionActive;
       _cancelRecognitionRestart();
       final generation = ++_requestGeneration;
       _stopPrivacyTimer();
@@ -549,8 +628,14 @@ class ReservationMenuQueryController extends GetxController {
       _recognizedIdentityValue = null;
       currentPage.value = 1;
       errorMessage.value = '';
-      status.value = ReservationMenuQueryStatus.idle;
-      unawaited(_clearSubScreen());
+      status.value = keepContinuousFacePreview
+          ? ReservationMenuQueryStatus.recognizing
+          : ReservationMenuQueryStatus.idle;
+      if (keepContinuousFacePreview) {
+        unawaited(_syncSubScreen('recognizing'));
+      } else {
+        unawaited(_clearSubScreen());
+      }
 
       var shouldResumeRecognition = false;
       try {
@@ -726,7 +811,12 @@ class ReservationMenuQueryController extends GetxController {
   Future<void> _resumeAfterStaleResultClear(int generation) async {
     await _recognitionGateway.stopAll();
     if (_closed || generation != _requestGeneration) return;
-    unawaited(_clearSubScreen());
+    if (continuousFaceRecognitionActive) {
+      status.value = ReservationMenuQueryStatus.recognizing;
+      unawaited(_syncSubScreen('recognizing'));
+    } else {
+      unawaited(_clearSubScreen());
+    }
     if (!_closed && !_resultDialogPresented && autoRecognitionEnabled.value) {
       await startRecognition();
     }
@@ -748,8 +838,11 @@ class ReservationMenuQueryController extends GetxController {
   void _startPrivacyTimer() {
     if (_closed || _resultDialogPresented) return;
     _stopPrivacyTimer();
-    _expiresAt = _now().add(privacyDuration);
-    remainingSeconds.value = privacyDuration.inSeconds;
+    final displayDuration = continuousFaceRecognitionActive
+        ? continuousFaceResultDuration
+        : privacyDuration;
+    _expiresAt = _now().add(displayDuration);
+    remainingSeconds.value = displayDuration.inSeconds;
     _privacyTimer = Timer.periodic(timerTick, (_) {
       if (_closed || _expiresAt == null) return;
       final milliseconds = _expiresAt!.difference(_now()).inMilliseconds;
@@ -771,6 +864,7 @@ class ReservationMenuQueryController extends GetxController {
   /// 清除主屏身份与预约结果；自动模式会在清理完成后重新等待下一位用户。
   Future<void> clearForPrivacy({bool expired = false}) async {
     if (_closed || _resultDialogPresented) return;
+    final keepContinuousFacePreview = continuousFaceRecognitionActive;
     _cancelRecognitionRestart();
     final generation = ++_requestGeneration;
     _stopPrivacyTimer();
@@ -780,12 +874,19 @@ class ReservationMenuQueryController extends GetxController {
     _recognizedIdentityValue = null;
     currentPage.value = 1;
     errorMessage.value = '';
-    status.value = expired
-        ? ReservationMenuQueryStatus.expired
-        : ReservationMenuQueryStatus.idle;
-    unawaited(_clearSubScreen());
+    status.value = keepContinuousFacePreview
+        ? ReservationMenuQueryStatus.recognizing
+        : expired
+            ? ReservationMenuQueryStatus.expired
+            : ReservationMenuQueryStatus.idle;
+    if (keepContinuousFacePreview) {
+      // 只清身份和预约内容，副屏仍保留同一摄像头 Texture，避免每十秒闪回欢迎页。
+      await _syncSubScreen('recognizing');
+    } else {
+      unawaited(_clearSubScreen());
+    }
     if (_closed || generation != _requestGeneration) return;
-    // 自动模式只在隐私展示周期结束后重新布防，结果展示期间不会重复读取同一硬件回调。
+    // 清屏先让结果期读卡回调代次失效，再统一以空白等待态启动下一轮。
     if (autoRecognitionEnabled.value) await startRecognition();
   }
 
@@ -808,6 +909,7 @@ class ReservationMenuQueryController extends GetxController {
       totalPages: includeResult ? totalPages : 1,
       days: includeResult ? currentDays : const [],
       expiresAt: _expiresAt?.toIso8601String(),
+      continuousFaceRecognition: continuousFaceRecognitionActive,
     );
     try {
       await _subScreenGateway.update(event);
diff --git a/lib/pages/terminal/menu_query/reservation_recognition_gateway.dart b/lib/pages/terminal/menu_query/reservation_recognition_gateway.dart
index 064fb7f..3c742a6 100644
--- a/lib/pages/terminal/menu_query/reservation_recognition_gateway.dart
+++ b/lib/pages/terminal/menu_query/reservation_recognition_gateway.dart
@@ -43,6 +43,7 @@ abstract interface class ReservationRecognitionGateway {
   Future<void> startFace({
     required Future<void> Function(String userId) onRecognized,
     required void Function(ReservationRecognitionFailure failure) onFailure,
+    bool embeddedPreview = false,
   });
 
   /// 停止饭卡识别并释放当前串口回调。
@@ -149,6 +150,7 @@ class TerminalReservationRecognitionGateway
   Future<void> startFace({
     required Future<void> Function(String userId) onRecognized,
     required void Function(ReservationRecognitionFailure failure) onFailure,
+    bool embeddedPreview = false,
   }) async {
     await stopCard();
     await stopFace();
@@ -212,10 +214,14 @@ class TerminalReservationRecognitionGateway
     try {
       handle = await service.start(scene: FaceRecognitionScene.reservation);
       _faceSessionId = handle.sessionId;
-      final result = await showFaceRecognitionPreviewDialog(
-        service: service,
-        handle: handle,
-      );
+      // 持续模式由查询页面持有常驻 Texture，网关只等待识别结果；普通手动或单轮
+      // 人脸仍使用原弹框，避免扩大其他业务入口的交互变化。
+      final result = embeddedPreview
+          ? await handle.result
+          : await showFaceRecognitionPreviewDialog(
+              service: service,
+              handle: handle,
+            );
       if (_faceSessionId != handle.sessionId) return;
       if (result == null) {
         final sessionStillActive = service.owns(handle.sessionId);
@@ -227,8 +233,8 @@ class TerminalReservationRecognitionGateway
         ));
         return;
       }
-      // 成功画面已冻结并停留 3 秒，此时先结束原生业务 Session，再进入查询流程。
-      // Controller 的 recognized() 会统一 stopAll；提前清空可避免 success 被误发成 cancel。
+      // 独立弹框已自行保持成功画面三秒；嵌入模式立即结束识别处理并由原生恢复
+      // Texture 实时帧，结果展示期只看画面而不会提前识别下一位。
       if (service.owns(handle.sessionId)) await service.finish();
       if (_faceSessionId == handle.sessionId) _faceSessionId = null;
       recognitionCompleted = true;
diff --git a/lib/pages/terminal/menu_query/view.dart b/lib/pages/terminal/menu_query/view.dart
index 7a24ca7..8378571 100644
--- a/lib/pages/terminal/menu_query/view.dart
+++ b/lib/pages/terminal/menu_query/view.dart
@@ -49,7 +49,10 @@ class ReservationMenuQueryPage extends GetView<ReservationMenuQueryController> {
   Widget build(BuildContext context) {
     // 左右工作区各自监听实际使用的 Rx，避免核销倒计时或页码变化重建整张页面。
     final workspace = <Widget>[
-      Obx(() => _querySidebar()).width(300.w),
+      Obx(() {
+        final continuousFace = controller.continuousFaceRecognitionActive;
+        return _querySidebar().width(continuousFace ? 430.w : 300.w);
+      }),
       Obx(
         () => ReservationResultPanel(
           status: controller.status.value,
@@ -98,9 +101,14 @@ class ReservationMenuQueryPage extends GetView<ReservationMenuQueryController> {
           autoRecognitionEnabled: controller.autoRecognitionEnabled.value,
           continuousRecognitionEnabled:
               controller.continuousRecognitionEnabled.value,
+          quickVerificationEnabled: controller.quickVerificationEnabled.value,
           onSelect: controller.selectMethod,
           onStart: controller.startRecognition,
         ),
+        if (controller.continuousFaceRecognitionActive) ...[
+          SizedBox(height: 12.h),
+          _continuousFacePreview(),
+        ],
         SizedBox(height: 12.h),
         const Divider(height: 1, color: XfjDesignTokens.line),
         SizedBox(height: 12.h),
@@ -116,6 +124,94 @@ class ReservationMenuQueryPage extends GetView<ReservationMenuQueryController> {
     );
   }
 
+  /// 构建持续人脸模式的页面级常驻摄像头；组件只持有 Texture，不接管识别会话。
+  Widget _continuousFacePreview() {
+    final presentation = _continuousFacePresentation();
+    final remaining = controller.remainingSeconds.value;
+    return <Widget>[
+      AspectRatio(
+        aspectRatio: 16 / 9,
+        child: ClipRRect(
+          borderRadius: BorderRadius.circular(XfjDesignTokens.controlRadius),
+          child: FaceLiveCameraPreview(
+            key: const ValueKey('reservation-live-face-preview'),
+            statusText: presentation.text,
+            statusColor: presentation.color,
+            scale: 1.w,
+          ),
+        ),
+      ),
+      SizedBox(height: 8.h),
+      <Widget>[
+        Icon(
+          presentation.icon,
+          color: presentation.color,
+          size: 20.w,
+        ),
+        Text(
+          remaining > 0
+              ? '${presentation.detail}，$remaining 秒后识别下一位'
+              : presentation.detail,
+          maxLines: 2,
+          overflow: TextOverflow.ellipsis,
+          style: TextStyle(
+            color: XfjDesignTokens.ink,
+            fontSize: 13.sp,
+            fontWeight: FontWeight.w700,
+            fontFeatures: const [FontFeature.tabularFigures()],
+          ),
+        ).expanded(),
+      ]
+          .toRowSpace(space: 8.w)
+          .padding(horizontal: 12.w, vertical: 10.h)
+          .decorated(
+            color: presentation.color.withValues(alpha: 0.08),
+            border: Border.all(
+              color: presentation.color.withValues(alpha: 0.22),
+            ),
+            borderRadius: BorderRadius.circular(
+              XfjDesignTokens.controlRadius,
+            ),
+          ),
+    ].toColumn();
+  }
+
+  /// 把查询状态转换为摄像头区域的稳定文字、颜色和图标，结果期不误导为正在识别下一位。
+  ({String text, String detail, Color color, IconData icon})
+      _continuousFacePresentation() {
+    return switch (controller.status.value) {
+      ReservationMenuQueryStatus.querying => (
+          text: '正在查询菜单',
+          detail: '身份识别成功，正在读取本人预约',
+          color: XfjDesignTokens.primary,
+          icon: Icons.search_rounded,
+        ),
+      ReservationMenuQueryStatus.success ||
+      ReservationMenuQueryStatus.empty =>
+        (
+          text: '当前结果展示中',
+          detail: '摄像头保持开启，暂不识别其他人员',
+          color: XfjDesignTokens.success,
+          icon: Icons.check_circle_outline_rounded,
+        ),
+      ReservationMenuQueryStatus.identifyError ||
+      ReservationMenuQueryStatus.networkError ||
+      ReservationMenuQueryStatus.deviceError =>
+        (
+          text: '持续识别已暂停',
+          detail: '请按页面提示处理后重新识别',
+          color: XfjDesignTokens.warning,
+          icon: Icons.error_outline_rounded,
+        ),
+      _ => (
+          text: '持续识别中',
+          detail: '请下一位用户正对摄像头',
+          color: XfjDesignTokens.primary,
+          icon: Icons.face_retouching_natural_rounded,
+        ),
+    };
+  }
+
   /// 构建本人识别隐私提示，固定在侧栏底部且不承载业务副作用。
   Widget _privacyNotice() {
     return <Widget>[
diff --git a/lib/pages/terminal/menu_query/widgets/query_method_panel.dart b/lib/pages/terminal/menu_query/widgets/query_method_panel.dart
index a5b60d6..57dbede 100644
--- a/lib/pages/terminal/menu_query/widgets/query_method_panel.dart
+++ b/lib/pages/terminal/menu_query/widgets/query_method_panel.dart
@@ -17,6 +17,7 @@ class QueryMethodPanel extends StatelessWidget {
     required this.mealSlotController,
     required this.autoRecognitionEnabled,
     required this.continuousRecognitionEnabled,
+    required this.quickVerificationEnabled,
     required this.onSelect,
     required this.onStart,
   });
@@ -36,9 +37,12 @@ class QueryMethodPanel extends StatelessWidget {
   /// 是否以自动识别状态区替换手动启动按钮。
   final bool autoRecognitionEnabled;
 
-  /// 自动模式是否在正常等待超时后继续下一轮；同时控制连续接待使用的餐段预选入口显隐。
+  /// 自动模式是否在正常等待超时后继续下一轮，用于区分单轮与持续识别状态文案。
   final bool continuousRecognitionEnabled;
 
+  /// 是否开启查询后的快速核销；仅开启时展示核销目标餐段的预选入口。
+  final bool quickVerificationEnabled;
+
   /// 用户切换识别方式时调用的 Controller 回调。
   final ValueChanged<ReservationRecognitionMethod> onSelect;
 
@@ -59,8 +63,8 @@ class QueryMethodPanel extends StatelessWidget {
           onTap: () => onSelect(method),
         ),
       ),
-      // 预选餐段服务于连续接待流程；关闭持续自动识别时隐藏入口，但保留最近餐段供再次开启时恢复。
-      if (continuousRecognitionEnabled)
+      // 预选餐段只决定快速核销目标；关闭快速核销后隐藏无效入口，但保留最近选择供再次开启时恢复。
+      if (quickVerificationEnabled)
         appRadioHourTypeDialog(
           context,
           mealSlotController,
diff --git a/lib/pages/terminal/setting/widgets/setting_sub_screen_routes.dart b/lib/pages/terminal/setting/widgets/setting_sub_screen_routes.dart
index 3029a6b..c24acad 100644
--- a/lib/pages/terminal/setting/widgets/setting_sub_screen_routes.dart
+++ b/lib/pages/terminal/setting/widgets/setting_sub_screen_routes.dart
@@ -336,6 +336,7 @@ Color _customerScenarioColor(CustomerDisplayScenario scenario) {
 SvgAsset _reservationScenarioIcon(ReservationQueryDisplayScenario scenario) {
   return switch (scenario) {
     ReservationQueryDisplayScenario.idle => FAssets.icons.badge,
+    ReservationQueryDisplayScenario.recognizing => FAssets.icons.scanFace,
     ReservationQueryDisplayScenario.loading => FAssets.icons.loaderCircle,
     ReservationQueryDisplayScenario.success => FAssets.icons.circleCheck,
     ReservationQueryDisplayScenario.empty => FAssets.icons.calendarX,
@@ -347,6 +348,7 @@ SvgAsset _reservationScenarioIcon(ReservationQueryDisplayScenario scenario) {
 Color _reservationScenarioColor(ReservationQueryDisplayScenario scenario) {
   return switch (scenario) {
     ReservationQueryDisplayScenario.idle ||
+    ReservationQueryDisplayScenario.recognizing ||
     ReservationQueryDisplayScenario.loading ||
     ReservationQueryDisplayScenario.success =>
       XfjDesignTokens.primary,
diff --git a/lib/sub_screen/common/models/customer_display_models.dart b/lib/sub_screen/common/models/customer_display_models.dart
index 5b3d771..e23fbce 100644
--- a/lib/sub_screen/common/models/customer_display_models.dart
+++ b/lib/sub_screen/common/models/customer_display_models.dart
@@ -37,31 +37,87 @@ extension CustomerDisplayScenarioX on CustomerDisplayScenario {
       };
 }
 
+/// 副屏套餐中的单个组成菜品，只承载名称和每套份数，不参与结算金额。
+@immutable
+class CustomerDisplayComboItem {
+  /// 创建一条已经过副屏消息校验的套餐组成菜品。
+  const CustomerDisplayComboItem({
+    required this.name,
+    required this.quantity,
+  });
+
+  /// 套餐组成菜品名称，来源于主屏本地每日菜谱快照。
+  final String name;
+
+  /// 每套包含的菜品份数，始终为正整数。
+  final int quantity;
+
+  /// 按全部展示字段判断两条套餐组成是否一致。
+  @override
+  bool operator ==(Object other) {
+    return other is CustomerDisplayComboItem &&
+        other.name == name &&
+        other.quantity == quantity;
+  }
+
+  /// 为副屏状态去重提供与相等判断一致的哈希值。
+  @override
+  int get hashCode => Object.hash(name, quantity);
+}
+
+/// 副屏购物车中的一个主商品，包含可选的食堂套餐组成。
 @immutable
 class CustomerDisplayProduct {
+  /// 创建一条副屏商品展示记录；旧协议商品默认按单品处理。
   const CustomerDisplayProduct({
     required this.name,
     required this.quantityLabel,
     required this.unitPrice,
     required this.totalPrice,
+    this.isCombo = false,
+    this.comboItems = const [],
   });
 
+  /// 主商品名称。
   final String name;
+
+  /// 按件数量或称重重量的本地化展示文本。
   final String quantityLabel;
+
+  /// 主商品单价，单位为分。
   final int unitPrice;
+
+  /// 当前购物车条目的结算小计，单位为分。
   final int totalPrice;
 
+  /// 是否为食堂套餐；旧版副屏消息缺失该字段时为 false。
+  final bool isCombo;
+
+  /// 每套包含的组成菜品；单品或本地明细缺失时为空列表。
+  final List<CustomerDisplayComboItem> comboItems;
+
+  /// 按主商品及套餐组成的全部展示字段判断两条记录是否一致。
   @override
   bool operator ==(Object other) {
     return other is CustomerDisplayProduct &&
         other.name == name &&
         other.quantityLabel == quantityLabel &&
         other.unitPrice == unitPrice &&
-        other.totalPrice == totalPrice;
+        other.totalPrice == totalPrice &&
+        other.isCombo == isCombo &&
+        listEquals(other.comboItems, comboItems);
   }
 
+  /// 为副屏状态去重提供与相等判断一致的哈希值。
   @override
-  int get hashCode => Object.hash(name, quantityLabel, unitPrice, totalPrice);
+  int get hashCode => Object.hash(
+        name,
+        quantityLabel,
+        unitPrice,
+        totalPrice,
+        isCombo,
+        Object.hashAll(comboItems),
+      );
 }
 
 @immutable
diff --git a/lib/sub_screen/common/models/reservation_query_display_models.dart b/lib/sub_screen/common/models/reservation_query_display_models.dart
index 5b825f1..5595aba 100644
--- a/lib/sub_screen/common/models/reservation_query_display_models.dart
+++ b/lib/sub_screen/common/models/reservation_query_display_models.dart
@@ -4,14 +4,29 @@ import 'package:pj_supermarket_cloud/common/models/page/reservation_menu_page_mo
 
 /// 预约查询副屏的稳定展示状态，真实副屏和设置预览共用同一份模型。
 enum ReservationQueryDisplayScenario {
+  /// 普通饭卡或单轮人脸模式尚未开始识别。
   idle,
+
+  /// 持续人脸模式正在等待并识别下一位用户。
+  recognizing,
+
+  /// 身份已识别，正在请求当前用户的预约菜单。
   loading,
+
+  /// 已获取并展示当前用户的预约菜单。
   success,
+
+  /// 身份有效，但当前用户没有可展示的预约。
   empty,
+
+  /// 识别设备或预约查询出现需要人工恢复的异常。
   error,
+
+  /// 普通模式的身份结果已按隐私时限清除。
   expired,
 }
 
+/// 将跨 Engine 场景名称转换为副屏枚举，未知预览参数兼容为成功态。
 ReservationQueryDisplayScenario reservationQueryDisplayScenarioFromName(
   String? name,
 ) {
@@ -22,8 +37,10 @@ ReservationQueryDisplayScenario reservationQueryDisplayScenarioFromName(
 }
 
 extension ReservationQueryDisplayScenarioX on ReservationQueryDisplayScenario {
+  /// 当前场景用于状态标签的短标题。
   String get title => switch (this) {
         ReservationQueryDisplayScenario.idle => '等待识别',
+        ReservationQueryDisplayScenario.recognizing => '持续识别中',
         ReservationQueryDisplayScenario.loading => '正在查询',
         ReservationQueryDisplayScenario.success => '查询成功',
         ReservationQueryDisplayScenario.empty => '暂无预约',
@@ -31,8 +48,10 @@ extension ReservationQueryDisplayScenarioX on ReservationQueryDisplayScenario {
         ReservationQueryDisplayScenario.expired => '隐私清屏',
       };
 
+  /// 当前场景用于预览和辅助说明的完整描述。
   String get description => switch (this) {
         ReservationQueryDisplayScenario.idle => '等待用户刷饭卡或进行人脸识别',
+        ReservationQueryDisplayScenario.recognizing => '摄像头已开启，正在识别下一位用户',
         ReservationQueryDisplayScenario.loading => '正在识别本人身份并查询预约菜单',
         ReservationQueryDisplayScenario.success => '展示当前页预约日期、餐段和菜品',
         ReservationQueryDisplayScenario.empty => '身份识别成功，但当前没有有效预约',
@@ -43,6 +62,7 @@ extension ReservationQueryDisplayScenarioX on ReservationQueryDisplayScenario {
 
 @immutable
 class ReservationQueryDisplayState {
+  /// 创建已通过 Coordinator 校验的不可变副屏展示快照。
   const ReservationQueryDisplayState({
     required this.sessionId,
     required this.revision,
@@ -57,6 +77,7 @@ class ReservationQueryDisplayState {
     this.merchantName,
     this.expiresAt,
     this.remainingSeconds = 0,
+    this.continuousFaceRecognition = false,
   });
 
   factory ReservationQueryDisplayState.idle({
@@ -82,6 +103,7 @@ class ReservationQueryDisplayState {
   }) {
     final current = now ?? DateTime.now();
     if (scenario == ReservationQueryDisplayScenario.idle ||
+        scenario == ReservationQueryDisplayScenario.recognizing ||
         scenario == ReservationQueryDisplayScenario.expired) {
       return ReservationQueryDisplayState(
         sessionId: 'preview',
@@ -92,6 +114,8 @@ class ReservationQueryDisplayState {
         currentPage: 1,
         totalPages: 1,
         days: const [],
+        continuousFaceRecognition:
+            scenario == ReservationQueryDisplayScenario.recognizing,
       );
     }
     if (scenario == ReservationQueryDisplayScenario.loading ||
@@ -105,6 +129,7 @@ class ReservationQueryDisplayState {
         currentPage: 1,
         totalPages: 1,
         days: const [],
+        continuousFaceRecognition: false,
       );
     }
 
@@ -147,26 +172,57 @@ class ReservationQueryDisplayState {
       days: List.unmodifiable(days),
       expiresAt: current.add(const Duration(seconds: 60)),
       remainingSeconds: 60,
+      continuousFaceRecognition: false,
     );
   }
 
+  /// 主屏查询页面会话编号，用于拒绝旧页面迟到消息。
   final String sessionId;
+
+  /// 当前会话内单调递增的消息版本。
   final int revision;
+
+  /// 副屏当前展示的查询阶段。
   final ReservationQueryDisplayScenario scenario;
+
+  /// 服务端返回的脱敏姓名；等待和异常场景为空。
   final String? maskedName;
+
+  /// 用餐人所属班级或部门；服务端未提供时为空。
   final String? deptName;
+
+  /// 当前终端绑定的食堂名称；未取得身份结果时为空。
   final String? merchantName;
+
+  /// 当前身份全部预约日期数量，不等同于当前页卡片数。
   final int totalDayCount;
+
+  /// 当前身份全部已预约餐次数量。
   final int totalMealCount;
+
+  /// 当前结果页码，从一开始。
   final int currentPage;
+
+  /// 当前结果总页数，至少为一。
   final int totalPages;
+
+  /// 当前页最多十个预约日期，不包含核销订单标识。
   final List<ReservationMenuDayData> days;
+
+  /// 当前身份结果的绝对过期时间；非结果场景为空。
   final DateTime? expiresAt;
+
+  /// 距离结果清理的剩余秒数，使用等宽数字展示。
   final int remainingSeconds;
 
+  /// 是否在副屏使用摄像头与预约内容并列的持续人脸布局。
+  final bool continuousFaceRecognition;
+
+  /// 复制计时器需要变化的场景或剩余秒数，其余快照内容保持不变。
   ReservationQueryDisplayState copyWith({
     ReservationQueryDisplayScenario? scenario,
     int? remainingSeconds,
+    bool? continuousFaceRecognition,
   }) {
     return ReservationQueryDisplayState(
       sessionId: sessionId,
@@ -182,6 +238,8 @@ class ReservationQueryDisplayState {
       days: days,
       expiresAt: expiresAt,
       remainingSeconds: remainingSeconds ?? this.remainingSeconds,
+      continuousFaceRecognition:
+          continuousFaceRecognition ?? this.continuousFaceRecognition,
     );
   }
 
@@ -200,7 +258,8 @@ class ReservationQueryDisplayState {
         other.totalPages == totalPages &&
         listEquals(other.days, days) &&
         other.expiresAt == expiresAt &&
-        other.remainingSeconds == remainingSeconds;
+        other.remainingSeconds == remainingSeconds &&
+        other.continuousFaceRecognition == continuousFaceRecognition;
   }
 
   @override
@@ -218,5 +277,6 @@ class ReservationQueryDisplayState {
         Object.hashAll(days),
         expiresAt,
         remainingSeconds,
+        continuousFaceRecognition,
       );
 }
diff --git a/lib/sub_screen/common/utils/customer_display_coordinator.dart b/lib/sub_screen/common/utils/customer_display_coordinator.dart
index 434932c..83ef619 100644
--- a/lib/sub_screen/common/utils/customer_display_coordinator.dart
+++ b/lib/sub_screen/common/utils/customer_display_coordinator.dart
@@ -160,6 +160,7 @@ class CustomerDisplayCoordinator extends ChangeNotifier {
     );
   }
 
+  /// 将单个主屏购物车条目解析为副屏商品，并兼容旧协议缺失套餐字段的情况。
   CustomerDisplayProduct? _parseProduct(Object? rawProduct) {
     final data = _normalizeMap(rawProduct);
     if (data == null) return null;
@@ -188,11 +189,45 @@ class CustomerDisplayCoordinator extends ChangeNotifier {
       return null;
     }
 
+    final rawIsCombo = data['isCombo'];
+    if (rawIsCombo != null && rawIsCombo is! bool) return null;
+    final comboItems = <CustomerDisplayComboItem>[];
+    final rawComboItems = data['comboItems'];
+    if (rawComboItems != null) {
+      if (rawComboItems is! List) return null;
+      for (final rawComboItem in rawComboItems) {
+        final comboItem = _parseComboItem(rawComboItem);
+        if (comboItem == null) return null;
+        comboItems.add(comboItem);
+      }
+    }
+
     return CustomerDisplayProduct(
       name: name.trim(),
       quantityLabel: quantityLabel,
       unitPrice: unitPrice,
       totalPrice: totalPrice,
+      // 套餐组成非空时兼容主屏仅透传明细但缺失标识的过渡消息。
+      isCombo: rawIsCombo == true || comboItems.isNotEmpty,
+      comboItems: List.unmodifiable(comboItems),
+    );
+  }
+
+  /// 校验主屏透传的套餐组成；份数必须为正，避免副屏展示无意义的零份菜品。
+  CustomerDisplayComboItem? _parseComboItem(Object? rawComboItem) {
+    final data = _normalizeMap(rawComboItem);
+    if (data == null) return null;
+    final name = data['name'];
+    final quantity = _nonNegativeInt(data['quantity']);
+    if (name is! String ||
+        name.trim().isEmpty ||
+        quantity == null ||
+        quantity == 0) {
+      return null;
+    }
+    return CustomerDisplayComboItem(
+      name: name.trim(),
+      quantity: quantity,
     );
   }
 
diff --git a/lib/sub_screen/common/utils/face_recognition_coordinator.dart b/lib/sub_screen/common/utils/face_recognition_coordinator.dart
index d8227b8..0bb496d 100644
--- a/lib/sub_screen/common/utils/face_recognition_coordinator.dart
+++ b/lib/sub_screen/common/utils/face_recognition_coordinator.dart
@@ -56,6 +56,12 @@ class FaceRecognitionCoordinator extends ChangeNotifier {
           current.status != FaceRecognitionDisplayStatus.cancelled) {
         return FaceRecognitionActionResult.ignored;
       }
+      // 取消后不允许同一会话的迟到开始消息重新打开副屏人脸页。
+      if (current != null &&
+          current.sessionId == sessionId &&
+          current.status == FaceRecognitionDisplayStatus.cancelled) {
+        return FaceRecognitionActionResult.ignored;
+      }
       if (current != null &&
           current.sessionId == sessionId &&
           revision <= current.revision) {
@@ -86,6 +92,10 @@ class FaceRecognitionCoordinator extends ChangeNotifier {
         revision <= current.revision) {
       return FaceRecognitionActionResult.ignored;
     }
+    // 取消是本会话的终态，原生取消过程中迟到的检测事件不得恢复视图。
+    if (current.status == FaceRecognitionDisplayStatus.cancelled) {
+      return FaceRecognitionActionResult.ignored;
+    }
     final status = switch (action) {
       _detecting => FaceRecognitionDisplayStatus.detecting,
       _success => FaceRecognitionDisplayStatus.success,
diff --git a/lib/sub_screen/common/utils/reservation_query_coordinator.dart b/lib/sub_screen/common/utils/reservation_query_coordinator.dart
index 4510c1e..64d419b 100644
--- a/lib/sub_screen/common/utils/reservation_query_coordinator.dart
+++ b/lib/sub_screen/common/utils/reservation_query_coordinator.dart
@@ -49,12 +49,7 @@ class ReservationQueryCoordinator extends ChangeNotifier {
       _commitEnvelope(next.sessionId, next.revision);
       if (next.expiresAt != null && !next.expiresAt!.isAfter(_now())) {
         _stopExpiryTimer();
-        return _replace(
-          ReservationQueryDisplayState.idle(
-            sessionId: next.sessionId,
-            revision: next.revision,
-          ),
-        );
+        return _replace(_privacyClearedState(next));
       }
       final changed = _replace(next);
       if (next.expiresAt == null) {
@@ -94,6 +89,8 @@ class ReservationQueryCoordinator extends ChangeNotifier {
     final sessionId = _nonEmptyString(data['sessionId']);
     final revision = _nonNegativeInt(data['revision']);
     final scenarioName = _nonEmptyString(data['scenario']);
+    final continuousFaceRecognition =
+        _optionalBool(data['continuousFaceRecognition']);
     ReservationQueryDisplayScenario? scenario;
     for (final value in ReservationQueryDisplayScenario.values) {
       if (value.name == scenarioName) {
@@ -104,6 +101,7 @@ class ReservationQueryCoordinator extends ChangeNotifier {
     if (sessionId == null || revision == null || scenario == null) return null;
 
     if (scenario == ReservationQueryDisplayScenario.idle ||
+        scenario == ReservationQueryDisplayScenario.recognizing ||
         scenario == ReservationQueryDisplayScenario.loading ||
         scenario == ReservationQueryDisplayScenario.error) {
       return ReservationQueryDisplayState(
@@ -115,6 +113,7 @@ class ReservationQueryCoordinator extends ChangeNotifier {
         currentPage: 1,
         totalPages: 1,
         days: const [],
+        continuousFaceRecognition: continuousFaceRecognition,
       );
     }
 
@@ -175,6 +174,7 @@ class ReservationQueryCoordinator extends ChangeNotifier {
       days: List.unmodifiable(days),
       expiresAt: expiresAt,
       remainingSeconds: remaining,
+      continuousFaceRecognition: continuousFaceRecognition,
     );
   }
 
@@ -207,12 +207,7 @@ class ReservationQueryCoordinator extends ChangeNotifier {
           (expiresAt.difference(_now()).inMilliseconds / 1000).ceil();
       if (remaining <= 0) {
         _stopExpiryTimer();
-        _replace(
-          ReservationQueryDisplayState.idle(
-            sessionId: _state.sessionId,
-            revision: _state.revision,
-          ),
-        );
+        _replace(_privacyClearedState(_state));
         return;
       }
       _replace(_state.copyWith(remainingSeconds: remaining));
@@ -265,6 +260,36 @@ class ReservationQueryCoordinator extends ChangeNotifier {
     return result == null || result == 0 ? null : result;
   }
 
+  /// 读取可选布尔协议字段；旧主屏未发送时按关闭处理，错误类型直接拒绝整条消息。
+  bool _optionalBool(Object? value) {
+    if (value == null) return false;
+    if (value is bool) return value;
+    throw const FormatException('布尔字段格式错误');
+  }
+
+  /// 清除身份结果；持续人脸保留组合页并等待下一位，其他模式回到普通空闲态。
+  ReservationQueryDisplayState _privacyClearedState(
+    ReservationQueryDisplayState current,
+  ) {
+    if (!current.continuousFaceRecognition) {
+      return ReservationQueryDisplayState.idle(
+        sessionId: current.sessionId,
+        revision: current.revision,
+      );
+    }
+    return ReservationQueryDisplayState(
+      sessionId: current.sessionId,
+      revision: current.revision,
+      scenario: ReservationQueryDisplayScenario.recognizing,
+      totalDayCount: 0,
+      totalMealCount: 0,
+      currentPage: 1,
+      totalPages: 1,
+      days: const [],
+      continuousFaceRecognition: true,
+    );
+  }
+
   @override
   void dispose() {
     if (_disposed) return;
diff --git a/lib/sub_screen/common/utils/sub_display_coordinator.dart b/lib/sub_screen/common/utils/sub_display_coordinator.dart
index e427d05..92b69c9 100644
--- a/lib/sub_screen/common/utils/sub_display_coordinator.dart
+++ b/lib/sub_screen/common/utils/sub_display_coordinator.dart
@@ -67,6 +67,15 @@ class SubDisplayCoordinator extends ChangeNotifier {
       final result = faceRecognitionCoordinator.handleAction(action, arguments);
       if (!result.accepted) return false;
       final faceState = faceRecognitionCoordinator.state;
+      if (_isContinuousReservationFace(faceState)) {
+        // 持续人脸由预约组合页长期持有副屏 Texture，人脸动作只刷新状态和框，
+        // 禁止再切换到旧的独立人脸页面或等待三秒恢复计时器。
+        _faceRestoreTimer?.cancel();
+        _resetReservationFaceHandoff();
+        _modeBeforeFace = SubDisplayMode.reservationQuery;
+        _replaceMode(SubDisplayMode.reservationQuery);
+        return true;
+      }
       switch (result.transition) {
         case FaceRecognitionDisplayTransition.show:
           _faceRestoreTimer?.cancel();
@@ -117,8 +126,16 @@ class SubDisplayCoordinator extends ChangeNotifier {
       final accepted = reservationCoordinator.handleUpdate(arguments);
       if (accepted) {
         _reservationClearedDuringFace = false;
-        _showOrRememberMode(SubDisplayMode.reservationQuery);
-        _handleReservationUpdateDuringFace();
+        if (reservationCoordinator.state.continuousFaceRecognition) {
+          // 该快照必须先于原生 faceStart 落地；即使消息顺序偶发反转，也强制恢复组合页。
+          _faceRestoreTimer?.cancel();
+          _resetReservationFaceHandoff();
+          _modeBeforeFace = SubDisplayMode.reservationQuery;
+          _replaceMode(SubDisplayMode.reservationQuery);
+        } else {
+          _showOrRememberMode(SubDisplayMode.reservationQuery);
+          _handleReservationUpdateDuringFace();
+        }
       }
       return accepted;
     }
@@ -169,6 +186,12 @@ class SubDisplayCoordinator extends ChangeNotifier {
     return true;
   }
 
+  /// 判断当前人脸动作是否属于已启用组合页的预约持续识别会话。
+  bool _isContinuousReservationFace(FaceRecognitionDisplayState? faceState) {
+    return faceState?.scene == FaceRecognitionDisplayScene.reservation &&
+        reservationCoordinator.state.continuousFaceRecognition;
+  }
+
   void _beginReservationFaceHandoff() {
     final reservationState = reservationCoordinator.state;
     _reservationSessionAtFaceStart = reservationState.sessionId;
diff --git a/lib/sub_screen/page/customer_display.dart b/lib/sub_screen/page/customer_display.dart
index 5c8241f..4291d95 100644
--- a/lib/sub_screen/page/customer_display.dart
+++ b/lib/sub_screen/page/customer_display.dart
@@ -419,40 +419,216 @@ class _ProductHeader extends StatelessWidget {
 }
 
 class _ProductRow extends StatelessWidget {
+  /// 创建一条可同时展示主商品和套餐组成的副屏商品行。
   const _ProductRow({required this.product, required this.scale});
 
+  /// 当前主商品及其可选套餐组成。
   final CustomerDisplayProduct product;
+
+  /// 基于副屏分辨率计算的统一缩放比例。
   final double scale;
 
+  /// 构建主商品表格行，并在套餐下方追加不参与计价的组成明细。
   @override
   Widget build(BuildContext context) {
-    return Container(
+    return ConstrainedBox(
       constraints: BoxConstraints(minHeight: 74 * scale),
-      padding:
-          EdgeInsets.symmetric(horizontal: 22 * scale, vertical: 10 * scale),
-      child: Row(
+      child: Padding(
+        padding:
+            EdgeInsets.symmetric(horizontal: 22 * scale, vertical: 10 * scale),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.stretch,
+          children: [
+            Row(
+              children: [
+                Expanded(
+                  flex: 5,
+                  child: Row(
+                    children: [
+                      _ProductTypeBadge(
+                        isCombo: product.isCombo,
+                        scale: scale,
+                      ),
+                      SizedBox(width: 9 * scale),
+                      Expanded(
+                        child: Text(
+                          product.name,
+                          maxLines: 2,
+                          overflow: TextOverflow.ellipsis,
+                          style: TextStyle(
+                            color: XfjDesignTokens.ink,
+                            fontSize: 18 * scale,
+                            fontWeight: FontWeight.w700,
+                          ),
+                        ),
+                      ),
+                    ],
+                  ),
+                ),
+                _valueCell(product.quantityLabel, 2, scale),
+                _valueCell(_money(product.unitPrice), 2, scale),
+                _valueCell(
+                  _money(product.totalPrice),
+                  2,
+                  scale,
+                  emphasized: true,
+                ),
+              ],
+            ),
+            if (product.isCombo && product.comboItems.isNotEmpty) ...[
+              SizedBox(height: 10 * scale),
+              _ComboContents(product: product, scale: scale),
+            ],
+          ],
+        ),
+      ),
+    );
+  }
+}
+
+/// 副屏主商品类型标识，帮助顾客快速区分单品和套餐。
+class _ProductTypeBadge extends StatelessWidget {
+  /// 创建商品类型标识。
+  const _ProductTypeBadge({required this.isCombo, required this.scale});
+
+  /// 是否展示为套餐标识。
+  final bool isCombo;
+
+  /// 基于副屏分辨率计算的统一缩放比例。
+  final double scale;
+
+  /// 构建紧凑且不抢占商品名称空间的类型标识。
+  @override
+  Widget build(BuildContext context) {
+    final foreground =
+        isCombo ? XfjDesignTokens.primary : XfjDesignTokens.muted;
+    final background =
+        isCombo ? XfjDesignTokens.primarySoft : XfjDesignTokens.control;
+    return DecoratedBox(
+      decoration: BoxDecoration(
+        color: background,
+        borderRadius: BorderRadius.circular(4 * scale),
+      ),
+      child: Padding(
+        padding: EdgeInsets.symmetric(
+          horizontal: 7 * scale,
+          vertical: 3 * scale,
+        ),
+        child: Text(
+          isCombo ? '套餐' : '单品',
+          style: TextStyle(
+            color: foreground,
+            fontSize: 13 * scale,
+            fontWeight: FontWeight.w700,
+          ),
+        ),
+      ),
+    );
+  }
+}
+
+/// 套餐主商品下方的组成明细带，展示每套菜品名称和份数但不重复展示金额。
+class _ComboContents extends StatelessWidget {
+  /// 创建指定套餐的组成明细带。
+  const _ComboContents({required this.product, required this.scale});
+
+  /// 当前套餐主商品，组成列表非空时才会创建本组件。
+  final CustomerDisplayProduct product;
+
+  /// 基于副屏分辨率计算的统一缩放比例。
+  final double scale;
+
+  /// 构建套餐汇总说明及逐项组成，长名称在当前行内截断以保持列宽稳定。
+  @override
+  Widget build(BuildContext context) {
+    final totalQuantity = product.comboItems.fold<int>(
+      0,
+      (total, item) => total + item.quantity,
+    );
+    return Container(
+      key: ValueKey('combo-details-${product.name}'),
+      padding: EdgeInsets.fromLTRB(
+        14 * scale,
+        10 * scale,
+        14 * scale,
+        11 * scale,
+      ),
+      decoration: const BoxDecoration(
+        color: XfjDesignTokens.primarySoft,
+        border: Border(
+          left: BorderSide(color: XfjDesignTokens.primary, width: 3),
+        ),
+      ),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.stretch,
         children: [
-          Expanded(
-            flex: 5,
-            child: Text(
-              product.name,
-              maxLines: 2,
-              overflow: TextOverflow.ellipsis,
-              style: TextStyle(
-                color: XfjDesignTokens.ink,
-                fontSize: 18 * scale,
-                fontWeight: FontWeight.w700,
+          Row(
+            children: [
+              Icon(
+                Icons.layers_outlined,
+                size: 17 * scale,
+                color: XfjDesignTokens.primary,
+              ),
+              SizedBox(width: 7 * scale),
+              Expanded(
+                child: Text(
+                  '套餐内含 · 每套 ${product.comboItems.length} 样 / $totalQuantity 份',
+                  maxLines: 1,
+                  overflow: TextOverflow.ellipsis,
+                  style: TextStyle(
+                    color: XfjDesignTokens.primary,
+                    fontSize: 14 * scale,
+                    fontWeight: FontWeight.w800,
+                  ),
+                ),
+              ),
+              SizedBox(width: 12 * scale),
+              Text(
+                '明细不单独计价',
+                style: TextStyle(
+                  color: XfjDesignTokens.muted,
+                  fontSize: 12 * scale,
+                  fontWeight: FontWeight.w600,
+                ),
+              ),
+            ],
+          ),
+          for (final item in product.comboItems)
+            Padding(
+              padding: EdgeInsets.only(top: 8 * scale),
+              child: Row(
+                children: [
+                  Icon(
+                    Icons.subdirectory_arrow_right_rounded,
+                    size: 16 * scale,
+                    color: XfjDesignTokens.muted,
+                  ),
+                  SizedBox(width: 8 * scale),
+                  Expanded(
+                    child: Text(
+                      item.name,
+                      maxLines: 1,
+                      overflow: TextOverflow.ellipsis,
+                      style: TextStyle(
+                        color: XfjDesignTokens.ink,
+                        fontSize: 15 * scale,
+                        fontWeight: FontWeight.w600,
+                      ),
+                    ),
+                  ),
+                  SizedBox(width: 12 * scale),
+                  Text(
+                    '×${item.quantity}',
+                    style: TextStyle(
+                      color: XfjDesignTokens.ink,
+                      fontSize: 15 * scale,
+                      fontWeight: FontWeight.w800,
+                      fontFeatures: const [FontFeature.tabularFigures()],
+                    ),
+                  ),
+                ],
               ),
             ),
-          ),
-          _valueCell(product.quantityLabel, 2, scale),
-          _valueCell(_money(product.unitPrice), 2, scale),
-          _valueCell(
-            _money(product.totalPrice),
-            2,
-            scale,
-            emphasized: true,
-          ),
         ],
       ),
     );
diff --git a/lib/sub_screen/page/reservation_query_display.dart b/lib/sub_screen/page/reservation_query_display.dart
index 32453ae..220627b 100644
--- a/lib/sub_screen/page/reservation_query_display.dart
+++ b/lib/sub_screen/page/reservation_query_display.dart
@@ -1,5 +1,6 @@
 import 'dart:math' as math;
 
+import 'package:ducafe_ui_core/ducafe_ui_core.dart';
 import 'package:flutter/material.dart';
 
 import 'package:pj_supermarket_cloud/common/index.dart';
@@ -104,7 +105,12 @@ class _ReservationQueryDisplayView extends StatelessWidget {
                   _ReservationHeader(state: state, scale: scale),
                   SizedBox(height: 14 * scale),
                   Expanded(
-                    child: _ReservationBody(state: state, scale: scale),
+                    child: state.continuousFaceRecognition
+                        ? _ContinuousFaceReservationBody(
+                            state: state,
+                            scale: scale,
+                          )
+                        : _ReservationBody(state: state, scale: scale),
                   ),
                   SizedBox(height: 12 * scale),
                   _ReservationFooter(state: state, scale: scale),
@@ -236,6 +242,152 @@ class _HeaderPill extends StatelessWidget {
   }
 }
 
+/// 持续人脸副屏组合区，左侧长期保留实时预览，右侧按状态切换等待或预约菜单。
+class _ContinuousFaceReservationBody extends StatelessWidget {
+  /// 创建与预约快照同步的持续人脸组合布局。
+  const _ContinuousFaceReservationBody({
+    required this.state,
+    required this.scale,
+  });
+
+  /// 当前主屏发送并经 Coordinator 校验的预约展示快照。
+  final ReservationQueryDisplayState state;
+
+  /// 基于副屏实际尺寸计算的统一缩放系数。
+  final double scale;
+
+  /// 构建固定宽度摄像头区域和弹性预约结果区域，状态变化不会销毁 Texture。
+  @override
+  Widget build(BuildContext context) {
+    final presentation = _continuousFacePresentation(state.scenario);
+    final countdown = state.remainingSeconds;
+    final cameraPanel = <Widget>[
+      AspectRatio(
+        aspectRatio: 16 / 9,
+        child: ClipRRect(
+          borderRadius: BorderRadius.circular(12 * scale),
+          child: FaceLiveCameraPreview(
+            key: const ValueKey('sub-reservation-live-face-preview'),
+            statusText: presentation.text,
+            statusColor: presentation.color,
+            scale: scale,
+          ),
+        ),
+      ),
+      SizedBox(height: 18 * scale),
+      <Widget>[
+        Icon(
+          presentation.icon,
+          color: presentation.color,
+          size: 34 * scale,
+        ),
+        <Widget>[
+          Text(
+            presentation.title,
+            style: TextStyle(
+              color: XfjDesignTokens.ink,
+              fontSize: 25 * scale,
+              fontWeight: FontWeight.w900,
+            ),
+          ),
+          SizedBox(height: 5 * scale),
+          Text(
+            countdown > 0
+                ? '${presentation.detail}，$countdown 秒后识别下一位'
+                : presentation.detail,
+            style: TextStyle(
+              color: XfjDesignTokens.muted,
+              fontSize: 16 * scale,
+              height: 1.45,
+              fontFeatures: const [FontFeature.tabularFigures()],
+            ),
+          ),
+        ].toColumn(crossAxisAlignment: CrossAxisAlignment.start).expanded(),
+      ].toRowSpace(space: 14 * scale).padding(all: 16 * scale).decorated(
+            color: presentation.color.withValues(alpha: 0.08),
+            border: Border.all(
+              color: presentation.color.withValues(alpha: 0.22),
+            ),
+            borderRadius: BorderRadius.circular(12 * scale),
+          ),
+      const Spacer(),
+      <Widget>[
+        Icon(
+          Icons.privacy_tip_outlined,
+          color: XfjDesignTokens.primary,
+          size: 21 * scale,
+        ),
+        Text(
+          '实时画面仅用于本人识别，不保存影像',
+          style: TextStyle(
+            color: XfjDesignTokens.muted,
+            fontSize: 14 * scale,
+            fontWeight: FontWeight.w600,
+          ),
+        ).expanded(),
+      ].toRowSpace(space: 9 * scale),
+    ]
+        .toColumn(crossAxisAlignment: CrossAxisAlignment.stretch)
+        .padding(all: 16 * scale)
+        .decorated(
+          color: XfjDesignTokens.surface,
+          border: Border.all(color: XfjDesignTokens.line),
+          borderRadius: BorderRadius.circular(16 * scale),
+          boxShadow: XfjDesignTokens.surfaceShadow,
+        );
+
+    return <Widget>[
+      cameraPanel.expanded(flex: 3),
+      _ReservationBody(state: state, scale: scale).expanded(flex: 8),
+    ].toRowSpace(
+      space: 14 * scale,
+      crossAxisAlignment: CrossAxisAlignment.stretch,
+    );
+  }
+
+  /// 把预约阶段转换为摄像头区域的独立状态，菜单展示期明确暂停下一位识别。
+  ({
+    String text,
+    String title,
+    String detail,
+    Color color,
+    IconData icon,
+  }) _continuousFacePresentation(ReservationQueryDisplayScenario scenario) {
+    return switch (scenario) {
+      ReservationQueryDisplayScenario.loading => (
+          text: '正在查询菜单',
+          title: '身份识别成功',
+          detail: '正在读取本人预约菜单',
+          color: XfjDesignTokens.primary,
+          icon: Icons.search_rounded,
+        ),
+      ReservationQueryDisplayScenario.success ||
+      ReservationQueryDisplayScenario.empty =>
+        (
+          text: '当前结果展示中',
+          title: '预约结果展示中',
+          detail: '摄像头保持开启，暂不识别其他人员',
+          color: XfjDesignTokens.success,
+          icon: Icons.check_circle_outline_rounded,
+        ),
+      ReservationQueryDisplayScenario.error => (
+          text: '持续识别已暂停',
+          title: '识别暂时中断',
+          detail: '请等待工作人员处理后重新识别',
+          color: XfjDesignTokens.warning,
+          icon: Icons.error_outline_rounded,
+        ),
+      _ => (
+          text: '持续识别中',
+          title: '请正对摄像头',
+          detail: '正在等待并识别下一位用户',
+          color: XfjDesignTokens.primary,
+          icon: Icons.face_retouching_natural_rounded,
+        ),
+    };
+  }
+}
+
 class _ReservationBody extends StatelessWidget {
   const _ReservationBody({required this.state, required this.scale});
 
@@ -394,6 +546,7 @@ class _ReservationStatePanel extends StatelessWidget {
     final color = _scenarioColor(state.scenario);
     final title = switch (state.scenario) {
       ReservationQueryDisplayScenario.idle => '请刷饭卡或进行人脸识别',
+      ReservationQueryDisplayScenario.recognizing => '正在识别下一位用户',
       ReservationQueryDisplayScenario.loading => '正在查询本人预约',
       ReservationQueryDisplayScenario.empty => '当前没有有效预约',
       ReservationQueryDisplayScenario.error => '暂时无法查询预约',
@@ -402,6 +555,7 @@ class _ReservationStatePanel extends StatelessWidget {
     };
     final description = switch (state.scenario) {
       ReservationQueryDisplayScenario.idle => '识别成功后，这里将展示当前用户本人的预约菜单',
+      ReservationQueryDisplayScenario.recognizing => '请正对摄像头，识别成功后将展示本人预约菜单',
       ReservationQueryDisplayScenario.loading => '请稍候，不要重复刷卡或离开识别区域',
       ReservationQueryDisplayScenario.empty => '当前食堂今天及未来日期暂无可展示的已支付预约',
       ReservationQueryDisplayScenario.error => '请在主屏检查网络或识别设备后重新尝试',
@@ -488,7 +642,9 @@ class _ReservationFooter extends StatelessWidget {
           SizedBox(width: 8 * scale),
           Expanded(
             child: Text(
-              '仅展示当前用户本人的有效预约，页面不会显示卡号、手机号或订单号',
+              state.continuousFaceRecognition
+                  ? '持续识别已开启，仅展示当前用户本人的有效预约'
+                  : '仅展示当前用户本人的有效预约，页面不会显示卡号、手机号或订单号',
               style: TextStyle(
                 color: XfjDesignTokens.muted,
                 fontSize: 14 * scale,
@@ -523,6 +679,8 @@ class _ReservationFooter extends StatelessWidget {
 IconData _scenarioIcon(ReservationQueryDisplayScenario scenario) {
   return switch (scenario) {
     ReservationQueryDisplayScenario.idle => Icons.badge_outlined,
+    ReservationQueryDisplayScenario.recognizing =>
+      Icons.face_retouching_natural_rounded,
     ReservationQueryDisplayScenario.loading => Icons.search_rounded,
     ReservationQueryDisplayScenario.success => Icons.check_circle_outline,
     ReservationQueryDisplayScenario.empty => Icons.event_busy_outlined,
@@ -534,6 +692,7 @@ IconData _scenarioIcon(ReservationQueryDisplayScenario scenario) {
 Color _scenarioColor(ReservationQueryDisplayScenario scenario) {
   return switch (scenario) {
     ReservationQueryDisplayScenario.idle ||
+    ReservationQueryDisplayScenario.recognizing ||
     ReservationQueryDisplayScenario.loading ||
     ReservationQueryDisplayScenario.success =>
       XfjDesignTokens.primary,
diff --git a/pubspec.yaml b/pubspec.yaml
index 3347f51..7601520 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,7 +1,7 @@
 name: pj_supermarket_cloud
 description: "资安信智慧后勤-测试"
 publish_to: "none"
-version: 1.3.3+133
+version: 1.3.3+134
 
 environment:
   sdk: ^3.6.0
diff --git a/test/common/app_dialog_test.dart b/test/common/app_dialog_test.dart
index cb583a7..4cfb912 100644
--- a/test/common/app_dialog_test.dart
+++ b/test/common/app_dialog_test.dart
@@ -1,4 +1,5 @@
 import 'package:ducafe_ui_core/ducafe_ui_core.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
@@ -62,6 +63,113 @@ void main() {
     expect(result, isNull);
   });
 
+  testWidgets('默认弹框位于顶部安全区下方并保留固定间隔', (tester) async {
+    tester.view.devicePixelRatio = 1;
+    tester.view.physicalSize = const Size(800, 600);
+    addTearDown(tester.view.reset);
+    const viewPadding = EdgeInsets.fromLTRB(16, 18, 16, 12);
+    await tester.pumpWidget(
+      _dialogTestApp(
+        viewPadding: viewPadding,
+        child: Builder(
+          builder: (context) => ElevatedButton(
+            onPressed: () => showAppDialog<void>(
+              context: context,
+              builder: (dialogContext) => AppDialog(
+                key: const ValueKey('top-dialog'),
+                title: const Text('顶部弹框'),
+                width: 360,
+                maxWidth: 360,
+                content: const Text('默认不再相对整个屏幕居中'),
+                onClose: () => Navigator.of(dialogContext).pop(),
+              ),
+            ),
+            child: const Text('打开顶部弹框'),
+          ),
+        ),
+      ),
+    );
+
+    await tester.tap(find.text('打开顶部弹框'));
+    await tester.pumpAndSettle();
+
+    final rect = tester.getRect(find.byKey(const ValueKey('top-dialog')));
+    expect(
+      rect.top,
+      closeTo(viewPadding.top + appDialogDefaultTopSpacing, 0.01),
+    );
+    expect(
+      rect.left,
+      greaterThanOrEqualTo(viewPadding.left + appDialogDefaultEdgeSpacing),
+    );
+    expect(
+      rect.right,
+      lessThanOrEqualTo(
+        800 - viewPadding.right - appDialogDefaultEdgeSpacing,
+      ),
+    );
+    expect(tester.takeException(), isNull);
+  });
+
+  testWidgets('键盘出现后弹框动态缩入键盘上方可用区域', (tester) async {
+    tester.view.devicePixelRatio = 1;
+    tester.view.physicalSize = const Size(800, 600);
+    addTearDown(tester.view.reset);
+    final viewInsets = ValueNotifier<EdgeInsets>(EdgeInsets.zero);
+    addTearDown(viewInsets.dispose);
+    await tester.pumpWidget(
+      _dialogTestApp(
+        viewInsetsListenable: viewInsets,
+        child: Builder(
+          builder: (context) => ElevatedButton(
+            onPressed: () => showAppDialog<void>(
+              context: context,
+              builder: (dialogContext) => AppDialog(
+                key: const ValueKey('keyboard-dialog'),
+                title: const Text('输入信息'),
+                width: 420,
+                maxWidth: 420,
+                height: 400,
+                content: const TextField(
+                  key: ValueKey('keyboard-dialog-field'),
+                  autofocus: true,
+                ),
+                onClose: () => Navigator.of(dialogContext).pop(),
+              ),
+            ),
+            child: const Text('打开输入弹框'),
+          ),
+        ),
+      ),
+    );
+
+    await tester.tap(find.text('打开输入弹框'));
+    await tester.pumpAndSettle();
+    final initialRect = tester.getRect(
+      find.byKey(const ValueKey('keyboard-dialog')),
+    );
+    expect(initialRect.top, closeTo(appDialogDefaultTopSpacing, 0.01));
+
+    viewInsets.value = const EdgeInsets.only(bottom: 260);
+    await tester.pump();
+    await tester.pump(appDialogDefaultTransitionDuration);
+
+    final keyboardRect = tester.getRect(
+      find.byKey(const ValueKey('keyboard-dialog')),
+    );
+    final fieldRect = tester.getRect(
+      find.byKey(const ValueKey('keyboard-dialog-field')),
+    );
+    final keyboardTop = 600 - viewInsets.value.bottom;
+    expect(keyboardRect.top, closeTo(appDialogDefaultTopSpacing, 0.01));
+    expect(
+      keyboardRect.bottom,
+      lessThanOrEqualTo(keyboardTop - appDialogDefaultEdgeSpacing),
+    );
+    expect(fieldRect.bottom, lessThanOrEqualTo(keyboardRect.bottom));
+    expect(tester.takeException(), isNull);
+  });
+
   testWidgets('禁止关闭时节流震动且减少动态模式使用边框高亮', (tester) async {
     await tester.pumpWidget(
       _dialogTestApp(
@@ -295,20 +403,36 @@ Widget _dialogTestApp({
   required Widget child,
   bool disableAnimations = false,
   EdgeInsets viewPadding = EdgeInsets.zero,
+  ValueListenable<EdgeInsets>? viewInsetsListenable,
 }) {
   return ScreenUtilInit(
     designSize: const Size(1920, 1080),
     minTextAdapt: true,
     splitScreenMode: true,
     builder: (_, __) => MaterialApp(
-      builder: (context, appChild) => MediaQuery(
-        data: MediaQuery.of(context).copyWith(
+      builder: (context, appChild) {
+        final mediaData = MediaQuery.of(context).copyWith(
           disableAnimations: disableAnimations,
           padding: viewPadding,
           viewPadding: viewPadding,
-        ),
-        child: FTheme(data: FThemes.zinc.light, child: appChild!),
-      ),
+        );
+        final themedChild = FTheme(
+          data: FThemes.zinc.light,
+          child: appChild!,
+        );
+        final viewInsets = viewInsetsListenable;
+        if (viewInsets == null) {
+          return MediaQuery(data: mediaData, child: themedChild);
+        }
+        return ValueListenableBuilder<EdgeInsets>(
+          valueListenable: viewInsets,
+          builder: (_, insets, child) => MediaQuery(
+            data: mediaData.copyWith(viewInsets: insets),
+            child: child!,
+          ),
+          child: themedChild,
+        );
+      },
       home: Scaffold(body: Center(child: child)),
     ),
   );
diff --git a/test/common/face_recognition_preview_layer_test.dart b/test/common/face_recognition_preview_layer_test.dart
index ab43307..2817c1d 100644
--- a/test/common/face_recognition_preview_layer_test.dart
+++ b/test/common/face_recognition_preview_layer_test.dart
@@ -61,9 +61,23 @@ void main() {
     });
 
     expect(event.keepMaxFace, isTrue);
+    expect(event.eventSequence, 0);
     expect(event.faceBoxes, hasLength(2));
   });
 
+  test('原生事件可解析进程级单调序号', () {
+    final event = FaceRecognitionSessionEvent.fromMap({
+      'sessionId': 'face-session-2',
+      'scene': 'reservation',
+      'state': 'detecting',
+      'revision': 3,
+      'eventSequence': 17,
+      'faceBoxes': const [],
+    });
+
+    expect(event.eventSequence, 17);
+  });
+
   test('归一化面积计算异常坐标时不会产生负占比', () {
     const invalidFace = FaceRecognitionFaceBox(
       left: 0.8,
@@ -122,6 +136,36 @@ void main() {
     expect(painter.labelFor(1), isNot(contains('占画面')));
     expect(painter.labelFor(1), contains('相似度 86.0%'));
   });
+
+  test('低相似度和尚未比对的人脸仍全部进入绘制器', () {
+    const lowSimilarityFace = FaceRecognitionFaceBox(
+      left: 0.08,
+      top: 0.12,
+      right: 0.34,
+      bottom: 0.48,
+      recognizeStatus: 'failed',
+      livenessStatus: 'unknown',
+      similarity: 0.12,
+    );
+    const waitingFace = FaceRecognitionFaceBox(
+      left: 0.55,
+      top: 0.10,
+      right: 0.88,
+      bottom: 0.52,
+      recognizeStatus: 'waiting',
+      livenessStatus: 'unknown',
+    );
+    final painter = _painter(
+      boxes: const [lowSimilarityFace, waitingFace],
+      keepMaxFace: true,
+    );
+
+    expect(painter.boxes, hasLength(2));
+    expect(painter.labelFor(0), contains('非识别目标'));
+    expect(painter.labelFor(0), contains('相似度 12.0%'));
+    expect(painter.labelFor(1), contains('识别目标'));
+    expect(painter.labelFor(1), contains('检测中'));
+  });
 }
 
 /// 创建只用于判断面积、颜色和标签的绘制器，不实际申请摄像头 Texture。
diff --git a/test/pages/terminal/menu_query_controller_test.dart b/test/pages/terminal/menu_query_controller_test.dart
index 3638201..0db10f4 100644
--- a/test/pages/terminal/menu_query_controller_test.dart
+++ b/test/pages/terminal/menu_query_controller_test.dart
@@ -1,6 +1,10 @@
 import 'dart:async';
 
+import 'package:ducafe_ui_core/ducafe_ui_core.dart';
+import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
+import 'package:forui/forui.dart';
+import 'package:get/get.dart';
 
 import 'package:pj_supermarket_cloud/common/index.dart';
 import 'package:pj_supermarket_cloud/pages/terminal/menu_query/controller.dart';
@@ -8,6 +12,7 @@ import 'package:pj_supermarket_cloud/pages/terminal/menu_query/reservation_menu_
 import 'package:pj_supermarket_cloud/pages/terminal/menu_query/reservation_recognition_gateway.dart';
 import 'package:pj_supermarket_cloud/pages/terminal/menu_query/reservation_sub_screen_gateway.dart';
 import 'package:pj_supermarket_cloud/pages/terminal/menu_query/reservation_verification_gateway.dart';
+import 'package:pj_supermarket_cloud/pages/terminal/menu_query/view.dart';
 
 void main() {
   testWidgets('页面配置决定查询方式顺序和默认项，进入页面不自动识别', (tester) async {
@@ -166,18 +171,20 @@ void main() {
     await controller.clearForPrivacy();
   });
 
-  testWidgets('自动饭卡模式进入页面即等待放卡，清屏后继续接收下一位用户', (tester) async {
-    var now = DateTime(2026, 8, 4, 8);
-    final repository = _ImmediateRepository(_result('张*明', 1));
+  testWidgets('持续自动饭卡在结果期继续读卡并用下一位结果覆盖', (tester) async {
+    final repository = _SequenceRepository([
+      _result('张*明', 1),
+      _result('李*华', 1),
+    ]);
     final recognition = _FakeRecognitionGateway();
+    final subScreen = _FakeSubScreenGateway();
     final controller = ReservationMenuQueryController(
       repository: repository,
       recognitionGateway: recognition,
-      subScreenGateway: _FakeSubScreenGateway(),
+      subScreenGateway: subScreen,
       networkAvailable: () => true,
-      privacyDuration: const Duration(seconds: 2),
-      now: () => now,
       preferencesLoader: _autoCardPreferences,
+      recognitionRestartDelay: const Duration(milliseconds: 10),
     );
     addTearDown(controller.onClose);
 
@@ -194,14 +201,49 @@ void main() {
     await duplicate;
     expect(repository.calls, hasLength(1));
     expect(controller.status.value, ReservationMenuQueryStatus.success);
-
-    now = now.add(const Duration(seconds: 2));
-    await tester.pump(const Duration(seconds: 1));
-    await tester.pump();
-
-    expect(controller.result.value, isNull);
-    expect(controller.status.value, ReservationMenuQueryStatus.recognizing);
+    expect(controller.result.value?.maskedName, '张*明');
     expect(recognition.cardCallbacks, hasLength(2));
+
+    // 第一张卡未移开时可能被新一轮读到，但不应重复请求同一位用户。
+    await recognition.emitCardAt(1, 'CARD-001');
+    expect(repository.calls, hasLength(1));
+    expect(controller.result.value?.maskedName, '张*明');
+    await tester.pump(const Duration(milliseconds: 10));
+    expect(recognition.cardCallbacks, hasLength(3));
+
+    await recognition.emitCardAt(2, 'CARD-002');
+
+    expect(repository.calls, [
+      const _QueryCall(identityValue: 'CARD-001', maskName: true),
+      const _QueryCall(identityValue: 'CARD-002', maskName: true),
+    ]);
+    expect(controller.status.value, ReservationMenuQueryStatus.success);
+    expect(controller.result.value?.maskedName, '李*华');
+    expect(subScreen.updates.last.scenario, 'success');
+    expect(subScreen.updates.last.maskedName, '李*华');
+    expect(recognition.cardCallbacks, hasLength(4));
+    await controller.clearForPrivacy();
+  });
+
+  testWidgets('持续自动识别关闭时饭卡结果期不会重新布防读卡器', (tester) async {
+    final recognition = _FakeRecognitionGateway();
+    final controller = ReservationMenuQueryController(
+      repository: _ImmediateRepository(_result('张*明', 1)),
+      recognitionGateway: recognition,
+      subScreenGateway: _FakeSubScreenGateway(),
+      networkAvailable: () => true,
+      preferencesLoader: _autoCardSingleRoundPreferences,
+    );
+    addTearDown(controller.onClose);
+
+    controller.onInit();
+    await tester.pump();
+    await recognition.emitCardAt(0, 'CARD-001');
+
+    expect(controller.status.value, ReservationMenuQueryStatus.success);
+    expect(controller.result.value?.maskedName, '张*明');
+    expect(recognition.cardCallbacks, hasLength(1));
+    await controller.clearForPrivacy();
   });
 
   testWidgets('饭卡和人脸结果弹框展示期间暂停识别，关闭后才自动开始下一轮', (tester) async {
@@ -236,7 +278,7 @@ void main() {
       await tester.pump(const Duration(seconds: 61));
 
       if (recognitionMethod == ReservationRecognitionMethod.card) {
-        expect(recognition.cardCallbacks, hasLength(1));
+        expect(recognition.cardCallbacks, hasLength(2));
       } else {
         expect(recognition.faceCallbacks, hasLength(1));
       }
@@ -246,7 +288,7 @@ void main() {
       expect(controller.result.value, isNull);
       expect(controller.status.value, ReservationMenuQueryStatus.recognizing);
       if (recognitionMethod == ReservationRecognitionMethod.card) {
-        expect(recognition.cardCallbacks, hasLength(2));
+        expect(recognition.cardCallbacks, hasLength(3));
       } else {
         expect(recognition.faceCallbacks, hasLength(2));
       }
@@ -299,6 +341,7 @@ void main() {
     expect(controller.method.value, ReservationRecognitionMethod.face);
     expect(controller.status.value, ReservationMenuQueryStatus.recognizing);
     expect(recognition.faceCallbacks, hasLength(1));
+    expect(recognition.faceEmbeddedPreviews, [isTrue]);
 
     await recognition.emitFaceAt(0, '1001');
     expect(repository.calls, [
@@ -312,6 +355,95 @@ void main() {
     expect(recognition.cardCallbacks, hasLength(1));
   });
 
+  testWidgets('持续人脸结果固定展示十秒并保留副屏组合页后识别下一位', (tester) async {
+    var now = DateTime(2026, 8, 7, 10);
+    final recognition = _FakeRecognitionGateway();
+    final subScreen = _FakeSubScreenGateway();
+    final controller = ReservationMenuQueryController(
+      repository: _ImmediateRepository(_result('李*华', 1)),
+      recognitionGateway: recognition,
+      subScreenGateway: subScreen,
+      networkAvailable: () => true,
+      preferencesLoader: _autoFacePreferences,
+      continuousFaceResultDuration: const Duration(seconds: 10),
+      now: () => now,
+    );
+    addTearDown(controller.onClose);
+
+    controller.onInit();
+    await tester.pump();
+
+    expect(controller.continuousFaceRecognitionActive, isTrue);
+    expect(recognition.faceEmbeddedPreviews, [isTrue]);
+    expect(subScreen.updates.first.scenario, 'recognizing');
+    expect(subScreen.updates.first.continuousFaceRecognition, isTrue);
+
+    await recognition.emitFaceAt(0, '1001');
+    expect(controller.status.value, ReservationMenuQueryStatus.success);
+    expect(controller.remainingSeconds.value, 10);
+    expect(subScreen.updates.last.scenario, 'success');
+    expect(subScreen.updates.last.continuousFaceRecognition, isTrue);
+
+    now = now.add(const Duration(seconds: 10));
+    await tester.pump(const Duration(seconds: 1));
+    await tester.pump();
+
+    expect(controller.result.value, isNull);
+    expect(controller.status.value, ReservationMenuQueryStatus.recognizing);
+    expect(recognition.faceCallbacks, hasLength(2));
+    expect(recognition.faceEmbeddedPreviews, [isTrue, isTrue]);
+    expect(subScreen.clearCalls, 0);
+    expect(subScreen.updates.last.scenario, 'recognizing');
+    expect(subScreen.updates.last.continuousFaceRecognition, isTrue);
+  });
+
+  testWidgets('持续人脸主屏在 1920x1080 保留常驻摄像头且无布局异常', (tester) async {
+    tester.view.physicalSize = const Size(1920, 1080);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+    final controller = ReservationMenuQueryController(
+      repository: _ImmediateRepository(_result('李*华', 1)),
+      recognitionGateway: _FakeRecognitionGateway(),
+      subScreenGateway: _FakeSubScreenGateway(),
+      networkAvailable: () => true,
+      preferencesLoader: _autoFacePreferences,
+    );
+    Get.testMode = true;
+    Get.put(controller);
+    addTearDown(() async {
+      if (Get.isRegistered<ReservationMenuQueryController>()) {
+        await Get.delete<ReservationMenuQueryController>(force: true);
+      }
+      Get.reset();
+    });
+
+    await tester.pumpWidget(
+      ScreenUtilInit(
+        designSize: const Size(1920, 1080),
+        builder: (_, __) => MaterialApp(
+          home: FTheme(
+            data: FThemes.zinc.light,
+            child: const Scaffold(body: ReservationMenuQueryPage()),
+          ),
+        ),
+      ),
+    );
+    await tester.pump();
+
+    final preview = find.byKey(
+      const ValueKey('reservation-live-face-preview'),
+    );
+    expect(preview, findsOneWidget);
+    final previewSize = tester.getSize(preview);
+    expect(previewSize.width / previewSize.height, closeTo(16 / 9, 0.01));
+    expect(tester.takeException(), isNull);
+
+    await tester.pumpWidget(const SizedBox.shrink());
+    await Get.delete<ReservationMenuQueryController>(force: true);
+    Get.reset();
+  });
+
   testWidgets('自动人脸被取消后暂停且不循环弹窗，仍可人工重新识别', (tester) async {
     final recognition = _FakeRecognitionGateway();
     final controller = ReservationMenuQueryController(
@@ -1105,6 +1237,9 @@ class _FakeRecognitionGateway implements ReservationRecognitionGateway {
   final cardFailures = <void Function(ReservationRecognitionFailure failure)>[];
   final faceCallbacks = <Future<void> Function(String)>[];
   final faceFailures = <void Function(ReservationRecognitionFailure failure)>[];
+
+  /// 每次人脸启动是否使用页面内嵌预览，用于校验持续模式不会再弹独立识别框。
+  final faceEmbeddedPreviews = <bool>[];
   int stopAllCalls = 0;
 
   Future<void> emitCardAt(int index, String value) {
@@ -1128,9 +1263,11 @@ class _FakeRecognitionGateway implements ReservationRecognitionGateway {
   Future<void> startFace({
     required Future<void> Function(String userId) onRecognized,
     required void Function(ReservationRecognitionFailure failure) onFailure,
+    bool embeddedPreview = false,
   }) async {
     faceCallbacks.add(onRecognized);
     faceFailures.add(onFailure);
+    faceEmbeddedPreviews.add(embeddedPreview);
   }
 
   @override
diff --git a/test/pages/terminal/query_method_panel_test.dart b/test/pages/terminal/query_method_panel_test.dart
index bd68311..50f7634 100644
--- a/test/pages/terminal/query_method_panel_test.dart
+++ b/test/pages/terminal/query_method_panel_test.dart
@@ -25,6 +25,7 @@ void main() {
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: false,
           continuousRecognitionEnabled: false,
+          quickVerificationEnabled: false,
           onSelect: (method) => selectedMethod = method,
           onStart: () => startCalls++,
         ),
@@ -45,6 +46,7 @@ void main() {
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: true,
           continuousRecognitionEnabled: true,
+          quickVerificationEnabled: false,
           onSelect: (method) => selectedMethod = method,
           onStart: () => startCalls++,
         ),
@@ -60,7 +62,7 @@ void main() {
     expect(tester.takeException(), isNull);
   });
 
-  testWidgets('持续自动识别关闭时隐藏餐段选择，开启后恢复展示', (tester) async {
+  testWidgets('餐段只由快速核销开关控制，不受持续自动识别影响', (tester) async {
     await tester.binding.setSurfaceSize(const Size(1920, 1080));
     addTearDown(() => tester.binding.setSurfaceSize(null));
     final mealSlotController = FRadioSelectGroupController<String>(value: '2');
@@ -74,7 +76,8 @@ void main() {
           status: ReservationMenuQueryStatus.recognizing,
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: true,
-          continuousRecognitionEnabled: false,
+          continuousRecognitionEnabled: true,
+          quickVerificationEnabled: false,
           onSelect: (_) {},
           onStart: () {},
         ),
@@ -95,7 +98,8 @@ void main() {
           status: ReservationMenuQueryStatus.recognizing,
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: true,
-          continuousRecognitionEnabled: true,
+          continuousRecognitionEnabled: false,
+          quickVerificationEnabled: true,
           onSelect: (_) {},
           onStart: () {},
         ),
@@ -134,6 +138,7 @@ void main() {
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: false,
           continuousRecognitionEnabled: true,
+          quickVerificationEnabled: true,
           onSelect: (_) {},
           onStart: () {},
         ),
@@ -174,6 +179,7 @@ void main() {
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: false,
           continuousRecognitionEnabled: true,
+          quickVerificationEnabled: true,
           onSelect: (_) {},
           onStart: () {},
         ),
@@ -198,6 +204,7 @@ void main() {
           mealSlotController: mealSlotController,
           autoRecognitionEnabled: false,
           continuousRecognitionEnabled: true,
+          quickVerificationEnabled: true,
           onSelect: (_) {},
           onStart: () {},
         ),
diff --git a/test/sub_screen/customer_display_coordinator_test.dart b/test/sub_screen/customer_display_coordinator_test.dart
index 2fdfe7a..de089da 100644
--- a/test/sub_screen/customer_display_coordinator_test.dart
+++ b/test/sub_screen/customer_display_coordinator_test.dart
@@ -11,6 +11,8 @@ void main() {
     expect(coordinator.state.scenario, CustomerDisplayScenario.review);
     expect(coordinator.state.products, hasLength(2));
     expect(coordinator.state.products.last.quantityLabel, '0.36 kg');
+    expect(coordinator.state.products.first.isCombo, isFalse);
+    expect(coordinator.state.products.first.comboItems, isEmpty);
     expect(coordinator.state.totalPrice, 4670);
     expect(coordinator.state.amountMealPrice, 300);
     expect(coordinator.state.payablePrice, 4970);
@@ -19,6 +21,46 @@ void main() {
     coordinator.dispose();
   });
 
+  test('食堂套餐消息解析主商品类型和每套组成，且组成不改变结算金额', () {
+    final coordinator = CustomerDisplayCoordinator();
+
+    expect(
+        coordinator.handleAction('updateCard', _comboProductEvent()), isTrue);
+    expect(coordinator.state.products, hasLength(2));
+    final combo = coordinator.state.products.first;
+    expect(combo.name, '中餐A');
+    expect(combo.isCombo, isTrue);
+    expect(combo.comboItems, hasLength(3));
+    expect(combo.comboItems.map((item) => item.name), [
+      '蒜香黑虎虾',
+      '口蘑炒牛肉',
+      '清炒有机西兰花',
+    ]);
+    expect(combo.comboItems.last.quantity, 1);
+    expect(coordinator.state.products.last.isCombo, isFalse);
+    expect(coordinator.state.totalPrice, 6400);
+    expect(coordinator.state.payablePrice, 6400);
+
+    coordinator.dispose();
+  });
+
+  test('套餐组成份数异常时保留最近一次有效商品状态', () {
+    final coordinator = CustomerDisplayCoordinator();
+    expect(
+        coordinator.handleAction('updateCard', _comboProductEvent()), isTrue);
+    final validState = coordinator.state;
+    final invalidEvent = _comboProductEvent();
+    final shopList = invalidEvent['shopList']! as List<Map<String, dynamic>>;
+    final comboItems =
+        shopList.first['comboItems']! as List<Map<String, dynamic>>;
+    comboItems.first['quantity'] = 0;
+
+    expect(coordinator.handleAction('updateCard', invalidEvent), isFalse);
+    expect(coordinator.state, validState);
+
+    coordinator.dispose();
+  });
+
   test('重复、空参数、错误参数和未知消息保留最近有效状态', () {
     final coordinator = CustomerDisplayCoordinator();
     var notifications = 0;
@@ -247,3 +289,37 @@ Map<String, dynamic> _productEvent() {
     ],
   };
 }
+
+Map<String, dynamic> _comboProductEvent() {
+  return {
+    'sysType': 'CANTEEN',
+    'payUser': null,
+    'totalPrice': 6400,
+    'amountMealPrice': 0,
+    'shopList': <Map<String, dynamic>>[
+      {
+        'productName': '中餐A',
+        'productPrice': 5200,
+        'nature': 'DEFAULT',
+        'productNumber': 1,
+        'productWidget': 0,
+        'totalPrice': 5200,
+        'isCombo': true,
+        'comboItems': <Map<String, dynamic>>[
+          {'name': '蒜香黑虎虾', 'quantity': 1},
+          {'name': '口蘑炒牛肉', 'quantity': 1},
+          {'name': '清炒有机西兰花', 'quantity': 1},
+        ],
+      },
+      {
+        'productName': '例汤',
+        'productPrice': 1200,
+        'nature': 'DEFAULT',
+        'productNumber': 1,
+        'productWidget': 0,
+        'totalPrice': 1200,
+        'isCombo': false,
+      },
+    ],
+  };
+}
diff --git a/test/sub_screen/customer_display_widget_test.dart b/test/sub_screen/customer_display_widget_test.dart
index 5c0dd92..f335ac5 100644
--- a/test/sub_screen/customer_display_widget_test.dart
+++ b/test/sub_screen/customer_display_widget_test.dart
@@ -82,6 +82,35 @@ void main() {
     await tester.pumpAndSettle();
     expect(find.text('商品核对：已选中'), findsOneWidget);
   });
+
+  testWidgets('套餐副屏展开组成并区分套餐与单品', (tester) async {
+    tester.view.physicalSize = const Size(1280, 720);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+
+    final coordinator = CustomerDisplayCoordinator();
+    addTearDown(coordinator.dispose);
+    coordinator.handleAction('updateCard', _comboProductEvent());
+
+    await tester.pumpWidget(
+      MaterialApp(
+        debugShowCheckedModeBanner: false,
+        home: CustomerDisplayPage(coordinator: coordinator),
+      ),
+    );
+    await tester.pump();
+
+    expect(find.text('套餐'), findsOneWidget);
+    expect(find.text('单品'), findsOneWidget);
+    expect(find.text('中餐A'), findsOneWidget);
+    expect(find.text('蒜香黑虎虾'), findsOneWidget);
+    expect(find.text('口蘑炒牛肉'), findsOneWidget);
+    expect(find.text('清炒有机西兰花'), findsOneWidget);
+    expect(find.byKey(const ValueKey('combo-details-中餐A')), findsOneWidget);
+    expect(find.text('明细不单独计价'), findsOneWidget);
+    expect(tester.takeException(), isNull);
+  });
 }
 
 class _PreviewNavigationHarness extends StatelessWidget {
@@ -174,3 +203,37 @@ class _NestedSettingStateState extends State<_NestedSettingState> {
     );
   }
 }
+
+Map<String, dynamic> _comboProductEvent() {
+  return {
+    'sysType': 'CANTEEN',
+    'payUser': null,
+    'totalPrice': 6400,
+    'amountMealPrice': 0,
+    'shopList': <Map<String, dynamic>>[
+      {
+        'productName': '中餐A',
+        'productPrice': 5200,
+        'nature': 'DEFAULT',
+        'productNumber': 1,
+        'productWidget': 0,
+        'totalPrice': 5200,
+        'isCombo': true,
+        'comboItems': <Map<String, dynamic>>[
+          {'name': '蒜香黑虎虾', 'quantity': 1},
+          {'name': '口蘑炒牛肉', 'quantity': 1},
+          {'name': '清炒有机西兰花', 'quantity': 1},
+        ],
+      },
+      {
+        'productName': '例汤',
+        'productPrice': 1200,
+        'nature': 'DEFAULT',
+        'productNumber': 1,
+        'productWidget': 0,
+        'totalPrice': 1200,
+        'isCombo': false,
+      },
+    ],
+  };
+}
diff --git a/test/sub_screen/reservation_query_coordinator_test.dart b/test/sub_screen/reservation_query_coordinator_test.dart
index 771a35f..d11a5c6 100644
--- a/test/sub_screen/reservation_query_coordinator_test.dart
+++ b/test/sub_screen/reservation_query_coordinator_test.dart
@@ -82,6 +82,36 @@ void main() {
     coordinator.dispose();
   });
 
+  testWidgets('持续人脸结果过期后保留组合页并回到识别下一位', (tester) async {
+    var now = DateTime(2026, 8, 7, 10);
+    final coordinator = ReservationQueryCoordinator(now: () => now);
+    addTearDown(coordinator.dispose);
+
+    expect(
+      coordinator.handleUpdate(
+        _reservationEvent(
+          sessionId: '220',
+          revision: 1,
+          expiresAt: now.add(const Duration(seconds: 10)),
+          continuousFaceRecognition: true,
+        ),
+      ),
+      isTrue,
+    );
+    expect(coordinator.state.remainingSeconds, 10);
+
+    now = now.add(const Duration(seconds: 10));
+    await tester.pump(const Duration(seconds: 1));
+
+    expect(
+      coordinator.state.scenario,
+      ReservationQueryDisplayScenario.recognizing,
+    );
+    expect(coordinator.state.continuousFaceRecognition, isTrue);
+    expect(coordinator.state.maskedName, isNull);
+    expect(coordinator.state.days, isEmpty);
+  });
+
   testWidgets('预约结果自行过期后顶层副屏返回欢迎页', (tester) async {
     var now = DateTime(2026, 7, 24, 8);
     final coordinator = SubDisplayCoordinator(
@@ -264,6 +294,68 @@ void main() {
     coordinator.dispose();
   });
 
+  test('持续人脸动作始终保留预约组合页，不切换到独立人脸页面', () {
+    final now = DateTime(2026, 8, 7, 10);
+    final coordinator = SubDisplayCoordinator(
+      reservationCoordinator: ReservationQueryCoordinator(now: () => now),
+    );
+    addTearDown(coordinator.dispose);
+
+    expect(
+      coordinator.handleAction(
+        'reservationQueryUpdate',
+        const {
+          'sessionId': 'continuous-query',
+          'revision': 1,
+          'scenario': 'recognizing',
+          'continuousFaceRecognition': true,
+        },
+      ),
+      isTrue,
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+
+    expect(
+      coordinator.handleAction(
+        'faceRecognitionStart',
+        const {
+          'sessionId': 'continuous-face',
+          'revision': 1,
+          'scene': 'reservation',
+          'message': '正在启动摄像头',
+        },
+      ),
+      isTrue,
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+
+    coordinator.handleAction(
+      'faceRecognitionSuccess',
+      const {
+        'sessionId': 'continuous-face',
+        'revision': 2,
+        'scene': 'reservation',
+        'message': '识别成功，正在读取信息',
+      },
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+
+    coordinator.handleAction(
+      'reservationQueryUpdate',
+      _reservationEvent(
+        sessionId: 'continuous-query',
+        revision: 2,
+        expiresAt: now.add(const Duration(seconds: 10)),
+        continuousFaceRecognition: true,
+      ),
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+    expect(
+      coordinator.reservationCoordinator.state.scenario,
+      ReservationQueryDisplayScenario.success,
+    );
+  });
+
   testWidgets('预约查询先返回时仍保证人脸成功提示展示 3 秒', (tester) async {
     final now = DateTime(2026, 7, 24, 8);
     final coordinator = SubDisplayCoordinator(
@@ -360,6 +452,7 @@ Map<String, dynamic> _reservationEvent({
   required String sessionId,
   required int revision,
   required DateTime expiresAt,
+  bool continuousFaceRecognition = false,
 }) {
   return {
     'sessionId': sessionId,
@@ -373,6 +466,7 @@ Map<String, dynamic> _reservationEvent({
     'currentPage': 1,
     'totalPages': 1,
     'expiresAt': expiresAt.toIso8601String(),
+    'continuousFaceRecognition': continuousFaceRecognition,
     'days': [
       _day('2026-07-24'),
       _day('2026-07-25'),
diff --git a/test/sub_screen/reservation_query_widget_test.dart b/test/sub_screen/reservation_query_widget_test.dart
index 08ec19f..4e1d0d3 100644
--- a/test/sub_screen/reservation_query_widget_test.dart
+++ b/test/sub_screen/reservation_query_widget_test.dart
@@ -184,7 +184,7 @@ void main() {
   });
 
   for (final size in [const Size(1920, 1080), const Size(1280, 720)]) {
-    testWidgets('${size.width.toInt()}x${size.height.toInt()} 六种预约状态无布局异常',
+    testWidgets('${size.width.toInt()}x${size.height.toInt()} 七种预约状态无布局异常',
         (tester) async {
       tester.view.physicalSize = size;
       tester.view.devicePixelRatio = 1;
@@ -227,4 +227,42 @@ void main() {
       }
     });
   }
+
+  testWidgets('持续人脸副屏同时保留实时预览、预约菜单和十秒倒计时', (tester) async {
+    tester.view.physicalSize = const Size(1920, 1080);
+    tester.view.devicePixelRatio = 1;
+    addTearDown(tester.view.resetPhysicalSize);
+    addTearDown(tester.view.resetDevicePixelRatio);
+    final state = ReservationQueryDisplayState.demo(
+      ReservationQueryDisplayScenario.success,
+      now: DateTime(2026, 8, 7, 10),
+    ).copyWith(
+      remainingSeconds: 10,
+      continuousFaceRecognition: true,
+    );
+    final coordinator = ReservationQueryCoordinator(initialState: state);
+
+    await tester.pumpWidget(
+      MaterialApp(
+        debugShowCheckedModeBanner: false,
+        home: FTheme(
+          data: FThemes.zinc.light,
+          child: ReservationQueryDisplayPage(coordinator: coordinator),
+        ),
+      ),
+    );
+    await tester.pump();
+
+    expect(
+      find.byKey(const ValueKey('sub-reservation-live-face-preview')),
+      findsOneWidget,
+    );
+    expect(find.byType(ReservationScheduleCard), findsNWidgets(10));
+    expect(find.text('预约结果展示中'), findsOneWidget);
+    expect(find.textContaining('10 秒后识别下一位'), findsOneWidget);
+    expect(tester.takeException(), isNull);
+
+    await tester.pumpWidget(const SizedBox.shrink());
+    coordinator.dispose();
+  });
 }
diff --git a/test/sub_screen/sub_display_coordinator_test.dart b/test/sub_screen/sub_display_coordinator_test.dart
index 958dd5d..2efd4e8 100644
--- a/test/sub_screen/sub_display_coordinator_test.dart
+++ b/test/sub_screen/sub_display_coordinator_test.dart
@@ -104,6 +104,55 @@ void main() {
     await tester.pump(const Duration(seconds: 3));
     expect(coordinator.mode, SubDisplayMode.settlement);
   });
+
+  test('预约查询人脸取消后立即退出副屏人脸页', () {
+    final coordinator = SubDisplayCoordinator();
+    addTearDown(coordinator.dispose);
+
+    expect(
+      coordinator.handleAction('reservationQueryUpdate', const {
+        'sessionId': 'query-cancel',
+        'revision': 1,
+        'scenario': 'idle',
+      }),
+      isTrue,
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+
+    expect(
+      coordinator.handleAction('faceRecognitionStart', const {
+        'sessionId': 'reservation-face-cancel',
+        'revision': 1,
+        'scene': 'reservation',
+        'message': '正在启动摄像头',
+      }),
+      isTrue,
+    );
+    expect(coordinator.mode, SubDisplayMode.faceRecognition);
+
+    expect(
+      coordinator.handleAction('faceRecognitionCancel', const {
+        'sessionId': 'reservation-face-cancel',
+        'revision': 2,
+        'scene': 'reservation',
+        'message': '已取消人脸识别',
+      }),
+      isTrue,
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+
+    expect(
+      coordinator.handleAction('faceRecognitionDetecting', const {
+        'sessionId': 'reservation-face-cancel',
+        'revision': 3,
+        'scene': 'reservation',
+        'message': '请正对摄像头',
+      }),
+      isFalse,
+      reason: '取消后迟到的检测消息不得重新打开副屏人脸页',
+    );
+    expect(coordinator.mode, SubDisplayMode.reservationQuery);
+  });
 }
 
 Map<String, dynamic> _productEvent() {