diff --git a/android/app/build.gradle.kts b/android/app/build.gradle.kts
index b411b3e..a539c89 100644
--- a/android/app/build.gradle.kts
+++ b/android/app/build.gradle.kts
@@ -11,8 +11,8 @@ android {
         applicationId = "cn.ilapage.goauto.agent"
         minSdk = 23
         targetSdk = 34
-        versionCode = 60
-        versionName = "0.9.47"
+        versionCode = 61
+        versionName = "0.9.48"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
 
diff --git a/android/app/src/main/java/cn/ilapage/goauto/agent/automation/PurchaseRehearsalExecutor.kt b/android/app/src/main/java/cn/ilapage/goauto/agent/automation/PurchaseRehearsalExecutor.kt
index 516dd3e..c370a48 100644
--- a/android/app/src/main/java/cn/ilapage/goauto/agent/automation/PurchaseRehearsalExecutor.kt
+++ b/android/app/src/main/java/cn/ilapage/goauto/agent/automation/PurchaseRehearsalExecutor.kt
@@ -83,10 +83,15 @@ class PurchaseRehearsalExecutor(
         val specSelectionProofs = mutableMapOf<String, ExactSpecSelectionProof>()
         val live = PurchaseLiveAutomation(driver, pause)
         for (action in rule.actions) {
-            // spec_probe already opened this task's URL and the server reserves
-            // the device while matching. Skip the whole navigation action,
-            // including its configured wait/swipe hooks, in phase two.
-            if (input.phase == "purchase" && action.type == PurchaseActionType.OPEN_PRODUCT) continue
+            // The immediate phase-two handoff can reuse the PDD page retained by
+            // spec_probe. A later manual retry may start from Agent (or another
+            // unrelated screen), so only skip navigation when a fresh snapshot
+            // still carries safe PDD product/spec evidence.
+            if (
+                input.phase == "purchase" &&
+                action.type == PurchaseActionType.OPEN_PRODUCT &&
+                canReuseCurrentProduct(input)
+            ) continue
             stepChanged(action.type.wireName)
             val failure = when (action.type) {
                 PurchaseActionType.OPEN_PRODUCT -> openProduct(input, action)
@@ -157,6 +162,11 @@ class PurchaseRehearsalExecutor(
         else failure("PURCHASE_RULE_INVALID", "正式采购规则缺少核单动作")
     }
 
+    private fun canReuseCurrentProduct(input: PurchaseExecutionInput): Boolean =
+        currentScreen(input).let { screen ->
+            screen.problem == null && screen.hasPurchaseProductEvidence()
+        }
+
     private fun validateBeforeDeviceAction(
         input: PurchaseExecutionInput,
         rule: PurchaseRule,
diff --git a/android/app/src/test/java/cn/ilapage/goauto/agent/PurchaseRehearsalExecutorTest.kt b/android/app/src/test/java/cn/ilapage/goauto/agent/PurchaseRehearsalExecutorTest.kt
index 47ffac5..d47dc03 100644
--- a/android/app/src/test/java/cn/ilapage/goauto/agent/PurchaseRehearsalExecutorTest.kt
+++ b/android/app/src/test/java/cn/ilapage/goauto/agent/PurchaseRehearsalExecutorTest.kt
@@ -89,6 +89,57 @@ class PurchaseRehearsalExecutorTest {
         assertFalse(pauses.contains(700))
     }
 
+    @Test
+    fun `manual purchase retry from agent reopens the task product url`() {
+        val driver = FakePurchaseDriver(initiallyInAgent = true)
+        var openCount = 0
+        val outcome = PurchaseRehearsalExecutor(
+            driver,
+            openLink = {
+                openCount++
+                driver.leaveAgentAndOpenBrowser()
+                true
+            },
+            probeSpecs = { null },
+            pause = {},
+        ).execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("rehearsal_completed", outcome.resultType)
+        assertEquals(1, openCount)
+        assertEquals(1, driver.openClickCount)
+    }
+
+    @Test
+    fun `purchase phase reopens when pdd foreground has no product evidence`() {
+        val driver = FakePurchaseDriver(loadingPddCaptures = 1)
+        var openCount = 0
+        val outcome = PurchaseRehearsalExecutor(
+            driver,
+            openLink = { openCount++; driver.browser = true; true },
+            probeSpecs = { null },
+            pause = {},
+        ).execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("rehearsal_completed", outcome.resultType)
+        assertEquals(1, openCount)
+        assertEquals(1, driver.openClickCount)
+    }
+
+    @Test
+    fun `purchase phase does not reuse a pdd login page`() {
+        val driver = FakePurchaseDriver(pddProblemLabels = listOf("手机号登录", "登录后继续"))
+        var openCount = 0
+        val outcome = PurchaseRehearsalExecutor(
+            driver,
+            openLink = { openCount++; driver.browser = true; true },
+            probeSpecs = { null },
+            pause = {},
+        ).execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
+
+        assertEquals("PDD_LOGIN_REQUIRED", outcome.errorCode)
+        assertEquals(1, openCount)
+    }
+
     @Test
     fun `price range failure reports the observed unit price`() {
         val driver = FakePurchaseDriver()
@@ -622,14 +673,16 @@ class PurchaseRehearsalExecutorTest {
     }
 
     @Test
-    fun `verify product waits for product evidence instead of a visible loading frame`() {
+    fun `purchase reopens and waits for product evidence instead of a visible loading frame`() {
         val pauses = mutableListOf<Long>()
         val driver = FakePurchaseDriver(loadingPddCaptures = 1)
         val outcome = PurchaseRehearsalExecutor(driver, { driver.browser = true; true }, { null }, pause = pauses::add)
             .execute(input(), PurchaseRuleParser.parse(rule()), PurchaseAgentCapabilities.supported)
 
         assertEquals("rehearsal_completed", outcome.resultType)
-        assertEquals(2, pauses.count { it == 100L })
+        // Two stable reads belong to reopening the product; verifyProduct then
+        // independently requires its second stable read before continuing.
+        assertEquals(3, pauses.count { it == 100L })
     }
 
     @Test
@@ -994,8 +1047,10 @@ class PurchaseRehearsalExecutorTest {
         private val nonScrollablePanel: Boolean = false,
         private val unrecognizedPanel: Boolean = false,
         private val purchaseSwipeSucceeds: Boolean = true,
+        initiallyInAgent: Boolean = false,
     ) : PurchaseUiDriver {
         var browser = false
+        private var inAgent = initiallyInAgent
         var panel = false
         var color: String? = null
         var size: String? = initialSize
@@ -1019,6 +1074,9 @@ class PurchaseRehearsalExecutorTest {
         val clickedPaths = mutableListOf<String>()
 
         override fun capture(): UiSnapshot {
+            if (inAgent) {
+                return UiSnapshot("cn.ilapage.goauto.agent", "MainActivity", listOf(node("content", "", 0, 0, 1080, 2200)))
+            }
             if (browser && !panel && color == null && size == null) {
                 browserCaptureCount++
                 if (browserCaptureCount <= browserOpenVisibleAfterCaptures) {
@@ -1145,6 +1203,11 @@ class PurchaseRehearsalExecutorTest {
             return UiSnapshot(PDD, ACTIVITY, nodes)
         }
 
+        fun leaveAgentAndOpenBrowser() {
+            inAgent = false
+            browser = true
+        }
+
         override fun clickFresh(target: SnapshotNode): FreshActionResult {
             clicked += target.label
             clickedPaths += target.path