diff --git a/ui-src/src/components/interactions/DragPlace.vue b/ui-src/src/components/interactions/DragPlace.vue
index c959a05..b67f02a 100644
--- a/ui-src/src/components/interactions/DragPlace.vue
+++ b/ui-src/src/components/interactions/DragPlace.vue
@@ -1,6 +1,6 @@
 <template>
   <view class="drag-place">
-    <view class="target" :style="{ background: over ? '#ffe0c2' : '#f8f2e8' }" :class="{ win: winDrop }">
+    <view class="target" :class="{ win: winDrop }" :style="{ background: over ? '#ffe0c2' : '#f8f2e8' }">
       <text class="target-text">{{ over ? '放这里！' : '把道具拖到这里' }}</text>
     </view>
     <view class="items">
@@ -27,7 +27,7 @@ import { playSound } from '../../utils/sound.js'
 export default {
   name: 'DragPlace',
   props: { config: { type: String, default: '' } },
-  data() { return { dragIdx: -1, over: false, retries: 0, done: false, winDrop: false } },
+  data() { return { dragIdx: -1, over: false, retries: 0, done: false, winDrop: false, target: null } },
   computed: {
     cfg() {
       try { return JSON.parse(this.config) } catch (e) { return { kind: 'drag_place', items: [], answer: 0 } }
@@ -36,22 +36,20 @@ export default {
   },
   methods: {
     propVisual,
-    targetRect() {
-      // 目标框位置（H5：用元素坐标近似，touch 事件 y < 200rpx 视为命中）
-      const sys = uni.getSystemInfoSync()
-      return sys.windowHeight * 0.28
-    },
     onStart(e, i) {
       if (this.done) return
       this.dragIdx = i
+      // 拿起时量一次目标框实际位置；touchmove 里纯坐标比较，避免逐帧调系统 API
+      uni.createSelectorQuery().in(this).select('.target').boundingClientRect(rect => {
+        this.target = rect || null
+      }).exec()
     },
     onMove(e) {
       if (this.dragIdx === -1) return
       const t = e.touches && e.touches[0]
-      if (!t) return
-      // 手指 y 在屏幕上方 28% 内视为拖到目标框
-      const sys = uni.getSystemInfoSync()
-      this.over = t.clientY < sys.windowHeight * 0.28
+      const r = this.target
+      if (!t || !r) return
+      this.over = t.clientX >= r.left && t.clientX <= r.right && t.clientY >= r.top && t.clientY <= r.bottom
     },
     onEnd(it, i) {
       if (this.done || this.dragIdx === -1) return
@@ -77,20 +75,14 @@ export default {
 </script>
 
 <style scoped>
-.target { height: 220rpx; border-radius: 28rpx; border: 4rpx dashed #d5c4ae; display: flex; align-items: center; justify-content: center; margin-bottom: 48rpx; }
+.target { height: 220rpx; border-radius: 28rpx; border: 4rpx dashed #d5c4ae; display: flex; align-items: center; justify-content: center; margin-bottom: 48rpx; transition: transform .12s ease, box-shadow .12s ease; }
+.target.win { transform: scale(1.05); border: 4rpx solid #ffb347; animation: win-pulse .5s ease; }
 .target-text { color: #a08c74; font-size: 30rpx; }
 .items { display: flex; gap: 24rpx; justify-content: center; }
-.item { display: flex; flex-direction: column; align-items: center; background: #fff; border-radius: 20rpx; padding: 20rpx 24rpx; }
+.item { display: flex; flex-direction: column; align-items: center; background: #fff; border-radius: 20rpx; padding: 20rpx 24rpx; transition: transform .12s ease; }
+.item:active { transform: scale(.92); }
 .item.dragging { opacity: .5; transform: scale(1.05); }
 .item-icon { font-size: 52rpx; margin-bottom: 8rpx; }
 .item-name { font-size: 26rpx; color: #5b4636; }
-.item, .target { transition: transform .12s ease, box-shadow .12s ease; }
-.item:active { transform: scale(.92); }
-.target.win {
-  transform: scale(1.08); border: 4rpx solid #ffb347;
-  animation: win-pulse .5s ease;
-}
-.item.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
-@keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.08); } }
-@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10rpx); } 75% { transform: translateX(10rpx); } }
+@keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.05); } }
 </style>
diff --git a/ui-src/src/components/interactions/FindSpot.vue b/ui-src/src/components/interactions/FindSpot.vue
index 9598d8c..0aef32a 100644
--- a/ui-src/src/components/interactions/FindSpot.vue
+++ b/ui-src/src/components/interactions/FindSpot.vue
@@ -24,7 +24,7 @@ import { playSound } from '../../utils/sound.js'
 export default {
   name: 'FindSpot',
   props: { config: { type: String, default: '' } },
-  data() { return { retries: 0, found: false, foundIdx: -1 } },
+  data() { return { retries: 0, found: false, done: false, foundIdx: -1 } },
   computed: {
     cfg() {
       try { return JSON.parse(this.config) } catch (e) { return { kind: 'find_spot', items: [], answer: 0 } }
@@ -43,16 +43,20 @@ export default {
       return spots[i % spots.length]
     },
     tap(it, i) {
-      if (this.found) return
+      if (this.found || this.done) return
       if (it.id === this.cfg.answer) {
         this.found = true
+        this.done = true
         this.foundIdx = i
         playSound('good')
         this.$emit('done', { success: true })
       } else {
         this.retries++
         playSound('bad')
-        if (this.retries >= 2) this.$emit('done', { success: false })
+        if (this.retries >= 2) {
+          this.done = true
+          this.$emit('done', { success: false })
+        }
       }
     }
   }
@@ -62,16 +66,10 @@ export default {
 <style scoped>
 .scene { position: relative; height: 420rpx; border-radius: 28rpx; margin-bottom: 24rpx; }
 .scene-emoji { position: absolute; right: 20rpx; top: 10rpx; font-size: 120rpx; opacity: .35; }
-.spot { position: absolute; width: 100rpx; height: 100rpx; border-radius: 24rpx; background: #fff; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.18); display: flex; align-items: center; justify-content: center; }
+.spot { position: absolute; width: 100rpx; height: 100rpx; border-radius: 24rpx; background: #fff; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.18); display: flex; align-items: center; justify-content: center; transition: transform .12s ease; }
+.spot:active { transform: scale(.92); }
+.spot.win { transform: scale(1.08); border: 4rpx solid #ffb347; animation: win-pulse .5s ease; }
 .spot-icon { font-size: 52rpx; }
 .hint { text-align: center; color: #a08c74; }
-.spot { transition: transform .12s ease, box-shadow .12s ease; }
-.spot:active { transform: scale(.92); }
-.spot.win {
-  transform: scale(1.08); border: 4rpx solid #ffb347;
-  animation: win-pulse .5s ease;
-}
-.spot.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
 @keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.08); } }
-@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10rpx); } 75% { transform: translateX(10rpx); } }
 </style>
diff --git a/ui-src/src/components/interactions/LinkMatch.vue b/ui-src/src/components/interactions/LinkMatch.vue
index 9294ed0..283012a 100644
--- a/ui-src/src/components/interactions/LinkMatch.vue
+++ b/ui-src/src/components/interactions/LinkMatch.vue
@@ -59,8 +59,9 @@ export default {
     propVisual,
     personVisual,
     lineY(i) {
-      // 每条线固定插在人物与道具列之间，按匹配顺序错开
-      return 60 + i * 110 + '%'
+      // 在 12%-88% 区间按索引线性插值，避免固定步长在 i≥1 时越出视口
+      const n = Math.max(this.persons.length - 1, 1)
+      return 12 + (i / n) * 76 + '%'
     },
     tapPerson(p) {
       if (this.done) return
@@ -76,15 +77,21 @@ export default {
       if (!this.selPerson || !this.selItem) return
       const pair = [this.selPerson, this.selItem]
       const ans = this.cfg.pairs || []
+      // 已配对的组合重复点选不重复计数（否则同对可反复刷到 done）
+      if (this.matches.some(([p, i]) => p === pair[0] && i === pair[1])) {
+        this.selPerson = 0
+        this.selItem = 0
+        return
+      }
       const correct = ans.some(([p, i]) => p === pair[0] && i === pair[1])
       if (correct) {
         this.matches.push(pair)
-        this.winPair = true
         this.selPerson = 0
         this.selItem = 0
-        playSound('good')
-        if (this.matches.length === this.persons.length && this.matches.length === ans.length) {
+        if (this.matches.length === ans.length) {
           this.done = true
+          this.winPair = true
+          playSound('good')
           this.$emit('done', { success: true })
         }
       } else {
@@ -107,18 +114,12 @@ export default {
 .board { display: flex; justify-content: space-between; align-items: stretch; }
 .col { display: flex; flex-direction: column; gap: 24rpx; width: 36%; }
 .lines { width: 24%; position: relative; min-height: 400rpx; }
-.node { display: flex; align-items: center; background: #fff; border-radius: 20rpx; padding: 16rpx 20rpx; }
+.node { display: flex; align-items: center; background: #fff; border-radius: 20rpx; padding: 16rpx 20rpx; transition: transform .12s ease; }
+.node:active { transform: scale(.95); }
 .node.selected { border: 4rpx solid #ff9a3d; }
+.node.win { border: 4rpx solid #ffb347; animation: win-pulse .5s ease; }
 .node-avatar { width: 64rpx; height: 64rpx; border-radius: 50%; color: #fff; font-weight: 700; display: flex; align-items: center; justify-content: center; margin-right: 16rpx; }
 .node-icon { font-size: 44rpx; margin-right: 16rpx; }
 .node-name { font-size: 28rpx; color: #5b4636; }
-.node { transition: transform .12s ease, box-shadow .12s ease; }
-.node:active { transform: scale(.92); }
-.node.win {
-  transform: scale(1.08); border: 4rpx solid #ffb347;
-  animation: win-pulse .5s ease;
-}
-.node.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
-@keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.08); } }
-@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10rpx); } 75% { transform: translateX(10rpx); } }
+@keyframes win-pulse { 0% { transform: scale(.95); } 50% { transform: scale(1.08); } 100% { transform: scale(1); } }
 </style>
diff --git a/ui-src/src/components/interactions/PropPick.vue b/ui-src/src/components/interactions/PropPick.vue
index 5e39de1..51720f0 100644
--- a/ui-src/src/components/interactions/PropPick.vue
+++ b/ui-src/src/components/interactions/PropPick.vue
@@ -9,7 +9,7 @@
         :class="{ picked: picked === i, win: winIdx === i, wrong: wrongIdx === i }"
         @click="pick(it, i)"
       >
-        <view class="item-icon" :style="{ background: visual.color }">{{ visual.emoji }}</view>
+        <view class="item-icon" :style="{ background: '#fff0e5' }">{{ propVisual(it.name).emoji }}</view>
         <view class="item-name">{{ it.name }}</view>
       </view>
     </view>
@@ -25,21 +25,23 @@ export default {
   name: 'PropPick',
   props: { config: { type: String, default: '' } },
   data() {
-    return { picked: -1, wrongIdx: -1, winIdx: -1, retries: 0 }
+    return { picked: -1, wrongIdx: -1, winIdx: -1, retries: 0, done: false }
   },
   computed: {
     cfg() {
       try { return JSON.parse(this.config) } catch (e) { return { kind: 'prop_pick', items: [], answer: 0 } }
     },
-    items() { return this.cfg.items || [] },
-    visual() { return propVisual(this.items[this.picked] ? this.items[this.picked].name : '') }
+    items() { return this.cfg.items || [] }
   },
   methods: {
+    propVisual,
     pick(it, i) {
+      if (this.done) return
       if (it.id === this.cfg.answer) {
         this.picked = i
         this.winIdx = i
         this.wrongIdx = -1
+        this.done = true
         playSound('good')
         this.$emit('done', { success: true })
       } else {
@@ -47,7 +49,10 @@ export default {
         this.wrongIdx = i
         this.picked = -1
         playSound('bad')
-        if (this.retries >= 2) this.$emit('done', { success: false })
+        if (this.retries >= 2) {
+          this.done = true
+          this.$emit('done', { success: false })
+        }
       }
     }
   }
@@ -56,19 +61,15 @@ export default {
 
 <style scoped>
 .items { display: flex; gap: 24rpx; flex-wrap: wrap; justify-content: center; }
-.item { display: flex; flex-direction: column; align-items: center; background: #fff; border-radius: 20rpx; padding: 24rpx 28rpx; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.08); }
+.item { display: flex; flex-direction: column; align-items: center; background: #fff; border-radius: 20rpx; padding: 24rpx 28rpx; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.08); transition: transform .12s ease, box-shadow .12s ease; }
+.item:active { transform: scale(.92); }
 .item.picked { border: 4rpx solid #ff9a3d; }
+.item.win { transform: scale(1.08); border: 4rpx solid #ffb347; animation: win-pulse .5s ease; }
+.item.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
 .item-icon { width: 88rpx; height: 88rpx; border-radius: 24rpx; display: flex; align-items: center; justify-content: center; font-size: 48rpx; margin-bottom: 12rpx; }
 .item-name { font-size: 28rpx; color: #5b4636; font-weight: 600; }
 .hint { text-align: center; color: #a08c74; margin-bottom: 28rpx; }
 .wrong-tip { text-align: center; color: #ff6b6b; margin-top: 24rpx; }
-.item { transition: transform .12s ease, box-shadow .12s ease; }
-.item:active { transform: scale(.92); }
-.item.win {
-  transform: scale(1.08); border: 4rpx solid #ffb347;
-  animation: win-pulse .5s ease;
-}
-.item.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
 @keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.08); } }
 @keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10rpx); } 75% { transform: translateX(10rpx); } }
 </style>
diff --git a/ui-src/src/components/interactions/StepSort.vue b/ui-src/src/components/interactions/StepSort.vue
index eeb93cb..b17145b 100644
--- a/ui-src/src/components/interactions/StepSort.vue
+++ b/ui-src/src/components/interactions/StepSort.vue
@@ -1,13 +1,13 @@
 <template>
-  <view class="step-sort">
+  <!-- touchmove 挂容器：touch 事件的 target 恒为 touchstart 元素，须按手指坐标判定目标槽位 -->
+  <view class="step-sort" @touchmove.prevent="onMove($event)">
     <view class="hint">按住道具拖一拖，按顺序排好</view>
     <view
       v-for="(it, i) in items"
       :key="it.id"
       class="slot"
-      :class="{ over: overIdx === i, dragging: dragIdx === i, win: allWin, wrong: wrong }"
+      :class="{ over: overIdx === i, dragging: dragIdx === i, win: allWin }"
       @touchstart="onStart($event, i)"
-      @touchmove.prevent="onMove($event, i)"
       @touchend="onEnd"
     >
       <view class="order-no">{{ i + 1 }}</view>
@@ -25,7 +25,7 @@ import { playSound } from '../../utils/sound.js'
 export default {
   name: 'StepSort',
   props: { config: { type: String, default: '' } },
-  data() { return { order: [], dragIdx: -1, overIdx: -1, retries: 0, wrong: false, done: false, allWin: false } },
+  data() { return { order: [], dragIdx: -1, overIdx: -1, retries: 0, wrong: false, done: false, allWin: false, rects: [] } },
   computed: {
     cfg() {
       try { return JSON.parse(this.config) } catch (e) { return { kind: 'step_sort', items: [], answer_order: [] } }
@@ -48,12 +48,27 @@ export default {
   },
   methods: {
     propVisual,
-    onStart(e, i) { this.dragIdx = i },
-    onMove(e, i) {
-      if (this.dragIdx === -1 || this.dragIdx === i) return
-      this.overIdx = i
+    onStart(e, i) {
+      if (this.done) return
+      this.dragIdx = i
+      // 拿起时量一次所有槽位位置，touchmove 按坐标判定
+      uni.createSelectorQuery().in(this).selectAll('.slot').boundingClientRect(rects => {
+        this.rects = rects || []
+      }).exec()
+    },
+    onMove(e) {
+      if (this.dragIdx === -1) return
+      const t = e.touches && e.touches[0]
+      if (!t || !this.rects.length) return
+      let idx = -1
+      for (let i = 0; i < this.rects.length; i++) {
+        const r = this.rects[i]
+        if (t.clientY >= r.top && t.clientY <= r.bottom) { idx = i; break }
+      }
+      this.overIdx = idx
     },
     onEnd() {
+      if (this.done) return
       if (this.dragIdx === -1 || this.overIdx === -1) { this.dragIdx = -1; this.overIdx = -1; return }
       const arr = this.order.slice()
       ;[arr[this.dragIdx], arr[this.overIdx]] = [arr[this.overIdx], arr[this.dragIdx]]
@@ -88,20 +103,14 @@ export default {
 
 <style scoped>
 .hint { text-align: center; color: #a08c74; margin-bottom: 28rpx; }
-.slot { display: flex; align-items: center; background: #fff; border-radius: 20rpx; padding: 20rpx 24rpx; margin-bottom: 20rpx; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.08); }
+.slot { display: flex; align-items: center; background: #fff; border-radius: 20rpx; padding: 20rpx 24rpx; margin-bottom: 20rpx; box-shadow: 0 4rpx 14rpx rgba(91,70,54,.08); transition: transform .12s ease; }
+.slot:active { transform: scale(.98); }
 .slot.over { border: 4rpx solid #ff9a3d; }
 .slot.dragging { opacity: .6; }
+.slot.win { border: 4rpx solid #ffb347; animation: win-pulse .5s ease; }
 .order-no { width: 56rpx; height: 56rpx; border-radius: 50%; background: #ff9a3d; color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin-right: 24rpx; }
 .slot-icon { font-size: 44rpx; margin-right: 20rpx; }
 .slot-name { font-size: 30rpx; color: #5b4636; font-weight: 600; }
 .wrong-tip { text-align: center; color: #ff6b6b; margin-top: 20rpx; }
-.slot { transition: transform .12s ease, box-shadow .12s ease; }
-.slot:active { transform: scale(.92); }
-.slot.win {
-  transform: scale(1.08); border: 4rpx solid #ffb347;
-  animation: win-pulse .5s ease;
-}
-.slot.wrong { animation: shake .4s ease; border: 4rpx solid #ff6b6b; }
-@keyframes win-pulse { 0% { transform: scale(.9); } 50% { transform: scale(1.15); } 100% { transform: scale(1.08); } }
-@keyframes shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-10rpx); } 75% { transform: translateX(10rpx); } }
+@keyframes win-pulse { 0% { transform: scale(.96); } 50% { transform: scale(1.05); } 100% { transform: scale(1); } }
 </style>