fix: prevent stuck card-move lock and duplicate cards on swaps

client/Assets/Vanguard/Runtime/Board3D/Animation/CardMoveAnimator.cs

@@ -21,8 +21,14 @@ namespace Vanguard.Board3D
             public float ArcHeight;
         }
 
+        private sealed class ActiveMove
+        {
+            public Card3D Card;
+            public float Remaining;
+        }
+
         private readonly Queue<Request> _queue = new Queue<Request>();
-        private readonly List<Card3D> _active = new List<Card3D>();
+        private readonly List<ActiveMove> _active = new List<ActiveMove>();
         private readonly InputLockService _inputLock;
         private AnimationConfig _config;
         private float _delay;
@@ -70,10 +76,35 @@ namespace Vanguard.Board3D
         {
             if (_active.Count > 0)
             {
+                var delta = Mathf.Max(0f, deltaTime);
                 for (var i = _active.Count - 1; i >= 0; i--)
                 {
-                    if (_active[i] == null || !_active[i].IsMoving)
+                    var active = _active[i];
+                    var card = active?.Card;
+                    if (active == null
+                        || card == null
+                        || !card.gameObject.activeInHierarchy)
+                    {
+                        if (card != null)
+                            card.StopMove(snap: false);
                         _active.RemoveAt(i);
+                        continue;
+                    }
+
+                    active.Remaining -= delta;
+                    if (!card.IsMoving)
+                    {
+                        _active.RemoveAt(i);
+                        continue;
+                    }
+
+                    // Страховка: карта могла быть снята с рендера до
+                    // завершения Tick. Не держим InputLock вечно.
+                    if (active.Remaining <= 0f)
+                    {
+                        card.StopMove(snap: true);
+                        _active.RemoveAt(i);
+                    }
                 }
             }
 
@@ -91,10 +122,10 @@ namespace Vanguard.Board3D
         public void CancelAll(bool snapCards = false)
         {
             _queue.Clear();
-            foreach (var card in _active)
+            foreach (var active in _active)
             {
-                if (card != null)
-                    card.StopMove(snapCards);
+                if (active?.Card != null)
+                    active.Card.StopMove(snapCards);
             }
 
             _active.Clear();
@@ -102,6 +133,35 @@ namespace Vanguard.Board3D
             ReleaseLock();
         }
 
+        public void CancelCard(Card3D card)
+        {
+            if (card == null)
+                return;
+
+            var remaining = new Queue<Request>();
+            while (_queue.Count > 0)
+            {
+                var request = _queue.Dequeue();
+                if (request.Card != card)
+                    remaining.Enqueue(request);
+            }
+
+            while (remaining.Count > 0)
+                _queue.Enqueue(remaining.Dequeue());
+
+            for (var i = _active.Count - 1; i >= 0; i--)
+            {
+                if (_active[i]?.Card != card)
+                    continue;
+
+                card.StopMove(snap: false);
+                _active.RemoveAt(i);
+            }
+
+            if (!IsBusy)
+                ReleaseLock();
+        }
+
         private void StartNext()
         {
             if (_queue.Count == 0)
@@ -123,7 +183,14 @@ namespace Vanguard.Board3D
                 request.ArcHeight);
 
             if (card.IsMoving)
-                _active.Add(card);
+            {
+                _active.Add(new ActiveMove
+                {
+                    Card = card,
+                    Remaining = Mathf.Max(0.1f, request.Duration) + 0.05f,
+                });
+            }
+
             _delay = Mathf.Max(0.01f, _config != null
                 ? _config.moveDelayBetweenCards
                 : 0.18f);

client/Assets/Vanguard/Runtime/Board3D/View/GameBoard3D.cs

@@ -278,55 +278,90 @@ namespace Vanguard.Board3D
                 previousKeyByInstance[previous.Ref.InstanceId] = pair.Key;
             }
 
-            var used = new HashSet<string>(StringComparer.Ordinal);
             var immediateAll = !_hasRendered;
+            var assignedInstances = new HashSet<int>();
+            var assignedCards = new HashSet<Card3D>();
+            var assignments = new Dictionary<string, CardAssignment>(
+                StringComparer.Ordinal);
 
+            // Сначала распределяем старые Card3D по InstanceId. Нельзя
+            // освобождать карту из занятого ключа: она может участвовать
+            // в обмене двух кругов и должна переехать в другой ключ.
             foreach (var spec in specs)
             {
-                used.Add(spec.Key);
+                var transferred = false;
+                string oldKey = null;
+                var fromPosition = default(Vector3);
+                var fromRotation = default(Quaternion);
+                var fromScale = default(Vector3);
+                Card3D card = null;
 
-                var instanceId = spec.Ref.InstanceId;
-                var existingKey = _cards.TryGetValue(spec.Key, out var card)
-                    && card != null;
-                var sameInstance = existingKey
-                    && card.Ref.InstanceId == instanceId;
-                var transfer = false;
-
-                if (!sameInstance
-                    && instanceId != 0
-                    && previousByInstance.TryGetValue(instanceId, out var previous))
+                if (spec.Ref.InstanceId != 0
+                    && previousByInstance.TryGetValue(
+                        spec.Ref.InstanceId,
+                        out var previous)
+                    && assignedInstances.Add(spec.Ref.InstanceId))
                 {
-                    if (_cards.TryGetValue(spec.Key, out var displaced)
-                        && displaced != null
-                        && displaced != previous)
-                    {
-                        ReleaseCard(displaced);
-                    }
-
-                    if (previousKeyByInstance.TryGetValue(instanceId, out var oldKey)
-                        && oldKey != spec.Key)
-                    {
-                        _cards.Remove(oldKey);
-                    }
-
                     card = previous;
-                    transfer = true;
+                    transferred = true;
+                    previousKeyByInstance.TryGetValue(
+                        spec.Ref.InstanceId,
+                        out oldKey);
+                    fromPosition = card.transform.position;
+                    fromRotation = card.transform.rotation;
+                    fromScale = card.transform.localScale;
                 }
-                else if (!existingKey || !sameInstance)
+                else
                 {
-                    if (existingKey && card != null)
-                        ReleaseCard(card);
                     card = RentCard();
                 }
 
-                _cards[spec.Key] = card;
+                assignedCards.Add(card);
+                assignments[spec.Key] = new CardAssignment
+                {
+                    Card = card,
+                    Transferred = transferred,
+                    OldKey = oldKey,
+                    FromPosition = fromPosition,
+                    FromRotation = fromRotation,
+                    FromScale = fromScale,
+                };
+            }
 
-                var wasActive = card.gameObject.activeSelf;
-                var fromPosition = card.transform.position;
-                var fromRotation = card.transform.rotation;
-                var fromScale = card.transform.localScale;
-                var fromInstance = card.Ref.InstanceId;
-                var fromZone = card.Ref.Zone;
+            foreach (var pair in _cards)
+            {
+                if (!assignedCards.Contains(pair.Value))
+                    ReleaseCard(pair.Value);
+            }
+
+            _cards.Clear();
+            foreach (var pair in assignments)
+                _cards[pair.Key] = pair.Value.Card;
+
+            foreach (var spec in specs)
+            {
+                var assignment = assignments[spec.Key];
+                var card = assignment.Card;
+                var moved = !immediateAll
+                    && (!assignment.Transferred
+                        || !string.Equals(
+                            assignment.OldKey,
+                            spec.Key,
+                            StringComparison.Ordinal));
+
+                if (moved && !assignment.Transferred)
+                {
+                    var source = SourcePose(spec);
+                    assignment.FromPosition = source.Position;
+                    assignment.FromRotation = source.Rotation;
+                    assignment.FromScale = Vector3.one * Mathf.Max(
+                        0.05f,
+                        spec.Scale * _config.cardScale);
+                    card.PlaceImmediate(
+                        assignment.FromPosition,
+                        assignment.FromRotation,
+                        assignment.FromScale);
+                }
 
                 card.Bind(spec.Ref);
                 card.SetArt(spec.Art.Front, spec.Art.Accent);
@@ -339,39 +374,8 @@ namespace Vanguard.Board3D
                     spec.DamageLayout,
                     spec.Scale * Mathf.Max(0.05f, _config.cardScale));
 
-                var moved = !immediateAll
-                    && (!wasActive
-                        || transfer
-                        || !existingKey
-                        || fromInstance != instanceId
-                        || fromZone != spec.Ref.Zone);
-
                 if (moved)
                 {
-                    Vector3 sourcePosition;
-                    Quaternion sourceRotation;
-                    Vector3 sourceScale;
-                    if (transfer
-                        || (existingKey && fromInstance == instanceId))
-                    {
-                        sourcePosition = fromPosition;
-                        sourceRotation = fromRotation;
-                        sourceScale = fromScale;
-                    }
-                    else
-                    {
-                        var source = SourcePose(spec);
-                        sourcePosition = source.Position;
-                        sourceRotation = source.Rotation;
-                        sourceScale = Vector3.one * Mathf.Max(
-                            0.05f,
-                            spec.Scale * _config.cardScale);
-                        card.PlaceImmediate(
-                            sourcePosition,
-                            sourceRotation,
-                            sourceScale);
-                    }
-
                     var important = spec.Ref.Zone is
                         BoardZone.Trigger or BoardZone.Damage or BoardZone.Drop;
                     var duration = important
@@ -386,9 +390,9 @@ namespace Vanguard.Board3D
                         : 0.45f;
                     _moveAnimator.Enqueue(
                         card,
-                        sourcePosition,
-                        sourceRotation,
-                        sourceScale,
+                        assignment.FromPosition,
+                        assignment.FromRotation,
+                        assignment.FromScale,
                         duration,
                         arc);
                 }
@@ -405,19 +409,6 @@ namespace Vanguard.Board3D
                 }
             }
 
-            if (_cards.Count > 0)
-            {
-                var stale = _cards
-                    .Where(pair => !used.Contains(pair.Key))
-                    .Select(pair => pair.Key)
-                    .ToList();
-                foreach (var key in stale)
-                {
-                    ReleaseCard(_cards[key]);
-                    _cards.Remove(key);
-                }
-            }
-
             UpdatePiles(view);
             UpdateSlots(state);
             UpdateAttackArrowState(view);
@@ -1632,6 +1623,8 @@ namespace Vanguard.Board3D
         {
             if (card == null)
                 return;
+
+            _moveAnimator?.CancelCard(card);
             card.SetHighlight(null);
             card.gameObject.SetActive(false);
             _pool.Push(card);
@@ -1777,6 +1770,16 @@ namespace Vanguard.Board3D
             public int Count { get; }
         }
 
+        private sealed class CardAssignment
+        {
+            public Card3D Card;
+            public bool Transferred;
+            public string OldKey;
+            public Vector3 FromPosition;
+            public Quaternion FromRotation;
+            public Vector3 FromScale;
+        }
+
         private sealed class CardSpec
         {
             public string Key;

client/Assets/Vanguard/Tests/Editor/GameBoard3DTests.cs

@@ -2,6 +2,7 @@ using System.Collections.Generic;
 using System.Linq;
 using NUnit.Framework;
 using UnityEngine;
+using Vanguard.Battle;
 using Vanguard.Board3D;
 using Vanguard.Shared.Protocol;
 
@@ -311,6 +312,94 @@ namespace Vanguard.Tests
             }
         }
 
+        [Test]
+        public void CardMoveAnimator_Releases_Input_Lock_When_Card_Is_Cancelled()
+        {
+            var config = PlaymatLayoutConfig.CreateDefault();
+            var root = new GameObject("AnimatorRoot");
+            var card = Card3D.Create(root.transform, config);
+            var input = new InputLockService();
+            var animator = new CardMoveAnimator(input, AnimationConfig.Default);
+            try
+            {
+                var from = new Vector3(-1f, 0.1f, 0f);
+                var to = new Vector3(1f, 0.1f, 0f);
+                card.PlaceImmediate(from, Quaternion.identity, Vector3.one);
+                card.SetPose(to, Quaternion.identity, true, false, false);
+                animator.Enqueue(
+                    card,
+                    from,
+                    Quaternion.identity,
+                    Vector3.one,
+                    0.5f,
+                    0.3f);
+                animator.Tick(0.01f);
+
+                Assert.IsTrue(input.IsLocked);
+                animator.CancelCard(card);
+                Assert.IsFalse(input.IsLocked);
+            }
+            finally
+            {
+                animator.CancelAll();
+                Object.DestroyImmediate(root);
+            }
+        }
+
+        [Test]
+        public void Swapping_Rear_Guards_Does_Not_Release_Or_Duplicate_Cards()
+        {
+            var config = PlaymatLayoutConfig.CreateDefault();
+            var board = GameBoard3D.Create(null, config);
+            try
+            {
+                board.SetVisible(true);
+                var view = BuildView(you: 0);
+                var self = view.Players.Single(player => player.Index == 0);
+                var first = new CardView
+                {
+                    PrintingId = "BT01/002EN",
+                    InstanceId = 41,
+                    Power = 5000,
+                    BasePower = 5000,
+                    Critical = 1,
+                    BaseCritical = 1,
+                };
+                var second = new CardView
+                {
+                    PrintingId = "BT01/003EN",
+                    InstanceId = 42,
+                    Power = 5000,
+                    BasePower = 5000,
+                    Critical = 1,
+                    BaseCritical = 1,
+                };
+                self.RearGuards[0] = first;
+                self.RearGuards[2] = second;
+                board.Render(view, new BoardRenderState());
+
+                self.RearGuards[0] = second;
+                self.RearGuards[2] = first;
+                board.Render(view, new BoardRenderState());
+
+                var cards = ActiveCards()
+                    .Where(card => card.Ref.Zone == BoardZone.RearGuard
+                        && card.Ref.Player == 0
+                        && (card.Ref.InstanceId == 41
+                            || card.Ref.InstanceId == 42))
+                    .ToList();
+                Assert.AreEqual(2, cards.Count);
+                Assert.AreEqual(
+                    2,
+                    cards.Select(card => card.Ref.InstanceId).Distinct().Count());
+                Assert.IsTrue(cards.All(card => card.gameObject.activeSelf));
+            }
+            finally
+            {
+                Object.DestroyImmediate(board.gameObject);
+            }
+        }
+
         [Test]
         public void Card_Arc_Move_Interpolates_And_Finishes_At_Target()
         {

docs/3d-ux-backlog.md

@@ -6,8 +6,10 @@
 ## Статус реализации (2026-10-24)
 
 - **P0 готово:** `CardMoveAnimator` + дуга/scale/rotation, stagger и
-  `InputLock`; diff по `InstanceId` с переносом пула; `AnimationConfig`
-  расширен; ориентация Trigger Zone ±90°; `DropZoneFaceDown`.
+  `InputLock`; diff по `InstanceId` с переносом пула (включая обмен двух
+  кругов без освобождения/дублей); таймаут/`CancelCard` не дают зависнуть
+  `card-move`-локу; `AnimationConfig` расширен; ориентация Trigger Zone
+  ±90°; `DropZoneFaceDown`.
 - **P0 готово:** `CameraDirector` и `TriggerCheckSequence` (zoom → hold →
   return, цепочка, восстановление pose).
 - **P1 частично:** `ArrowConfig`, общий `ArrowDirector`, красная attack и

docs/HANDOFF.md

@@ -1107,3 +1107,12 @@ Battle; Boot и общие сервисы остаются персистент
   в панели «Действия».
 - Проверки: правила 151, сервер 45, клиентские EditMode 40/40; `validate`,
   `translations check`, standalone build; сервер задеплоен.
+## 2026-10-24 — исправление зависшего InputLock
+
+- `GameBoard3D.Render` сначала распределяет старые `Card3D` по `InstanceId`,
+  затем освобождает лишние. Обмен двух RC больше не освобождает карту,
+  которая должна переехать в другой ключ (иначе дубли/неактивные карты).
+- `CardMoveAnimator` получил дедлайн активной анимации и `CancelCard`;
+  `ReleaseCard` отменяет движение. Это устраняет вечный `card-move`-лок,
+  из-за которого не открывалась смена и поле выглядело зависшим.
+- Клиентские EditMode: **42/42**.

docs/SESSION-STATE.md

@@ -270,7 +270,7 @@ Standalone Windows:
   -executeMethod Vanguard.Editor.SceneSmoke.RunPlaymat
 ```
 
-Клиентские проверки: **40/40** EditMode (сборка всех экранов, импорт арта,
+Клиентские проверки: **42/42** EditMode (сборка всех экранов, импорт арта,
 перевод статических/динамических строк, live-переключение языка, рендер
 3D-доски с уроном и отдыхающей картой, геометрия поля, правила
 перемещения, рука в поле зрения камеры, обмен колоды/дропа, триггер-зона,