diff --git a/src/App.vue b/src/App.vue
index a1165d5..e428051 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -8,7 +8,16 @@ import { usePetSystem } from './composables/usePetSystem';
 
 const currentScreen = ref('game');
 const petGameRef = ref(null);
-const showStats = ref(false); // Stats visibility
+const statsMode = ref('none'); // 'none', 'bars', 'details'
+
+// Menu State
+const isMenuOpen = ref(false);
+const selectedMenuIndex = ref(0);
+// Combined menu items: Top (0-3) + Bottom (4-7)
+const MENU_ITEMS = [
+  'stats', 'feed', 'play', 'sleep',   // Top Menu
+  'clean', 'medicine', 'training', 'info' // Action Menu
+];
 
 // Initialize Pet System
 const { 
@@ -24,8 +33,48 @@ const {
   reset 
 } = usePetSystem();
 
+// Handle Physical Buttons
+function handleButton(btnId) {
+  console.log('Button pressed:', btnId);
+
+  // 0. Check if PetGame wants to handle the input (e.g. Prayer Menu, Minigames)
+  if (petGameRef.value && petGameRef.value.handleInput) {
+    if (petGameRef.value.handleInput(btnId)) {
+      return; // Input handled by game component
+    }
+  }
+  
+  // 1. Idle State (Menu Closed)
+  if (!isMenuOpen.value) {
+    if (btnId === 1) {
+      // Button 1: Open Menu
+      isMenuOpen.value = true;
+      selectedMenuIndex.value = 0; // Default to first item
+    }
+    // Buttons 2 & 3 do nothing in idle state (or could trigger other things)
+    return;
+  }
+
+  // 2. Menu Active State
+  if (isMenuOpen.value) {
+    if (btnId === 2) {
+      // Button 2: Left (Previous)
+      selectedMenuIndex.value = (selectedMenuIndex.value - 1 + MENU_ITEMS.length) % MENU_ITEMS.length;
+    } else if (btnId === 3) {
+      // Button 3: Right (Next)
+      selectedMenuIndex.value = (selectedMenuIndex.value + 1) % MENU_ITEMS.length;
+    } else if (btnId === 1) {
+      // Button 1: Confirm
+      const action = MENU_ITEMS[selectedMenuIndex.value];
+      handleAction(action);
+      isMenuOpen.value = false; // Close menu after selection
+    }
+  }
+}
+
 // Handle Action Menu Events
 function handleAction(action) {
+  console.log('Action triggered:', action);
   switch(action) {
     case 'feed':
       const feedResult = feed();
@@ -51,8 +100,25 @@ function handleAction(action) {
       }
       break;
     case 'stats':
-      // Toggle stats display
-      showStats.value = !showStats.value;
+      // Toggle stats mode: none -> bars -> details -> none
+      if (statsMode.value === 'none') statsMode.value = 'bars';
+      else if (statsMode.value === 'bars') statsMode.value = 'details';
+      else statsMode.value = 'none';
+      break;
+    case 'info':
+        // Show info (same as stats details for now, or separate)
+        if (statsMode.value !== 'details') statsMode.value = 'details';
+        else statsMode.value = 'none';
+        break;
+    case 'training':
+      // Show Prayer Menu (handled in PetGame via prop or event?)
+      // We need to pass this down or handle it here.
+      // Currently PetGame handles 'training' event to show menu.
+      // We can just emit the action to PetGame if we move logic there, 
+      // or better, expose a method on PetGame.
+      if (petGameRef.value) {
+          petGameRef.value.openPrayerMenu();
+      }
       break;
     case 'settings':
       // Show reset options
@@ -62,16 +128,6 @@ function handleAction(action) {
         reset();
       }
       break;
-    case 'jiaobei':
-      // 擲筊功能 - 待實作
-      console.log('擲筊功能');
-      // TODO: 實作擲筊邏輯
-      break;
-    case 'fortune':
-      // 求籤功能 - 待實作
-      console.log('求籤功能');
-      // TODO: 實作求籤邏輯
-      break;
     default:
       console.log('Action not implemented:', action);
   }
@@ -84,7 +140,7 @@ function setPetState(newState) {
 </script>
 
 <template>
-  <DeviceShell>
+  <DeviceShell @btn1="handleButton(1)" @btn2="handleButton(2)" @btn3="handleButton(3)">
     <DeviceScreen>
       <!-- Dynamic Component Switching -->
       <PetGame 
@@ -94,7 +150,9 @@ function setPetState(newState) {
         :stage="stage"
         :stats="stats"
         :isCleaning="isCleaning"
-        :showStats="showStats"
+        :statsMode="statsMode"
+        :isMenuOpen="isMenuOpen"
+        :selectedMenuIndex="selectedMenuIndex"
         @update:state="state = $event" 
         @action="handleAction"
       />
diff --git a/src/components/ActionMenu.vue b/src/components/ActionMenu.vue
index 2d323db..ca59a01 100644
--- a/src/components/ActionMenu.vue
+++ b/src/components/ActionMenu.vue
@@ -1,9 +1,33 @@
 <template>
   <div class="action-menu">
-    <button class="icon-btn icon-clean" @click="$emit('clean')" :disabled="disabled || poopCount === 0" title="清理"></button>
-    <button class="icon-btn icon-medicine" @click="$emit('medicine')" :disabled="disabled || !isSick" title="治療"></button>
-    <button class="icon-btn icon-training" @click="$emit('training')" :disabled="disabled" title="祈禱"></button>
-    <button class="icon-btn icon-info" @click="$emit('info')" :disabled="disabled" title="資訊"></button>
+    <button 
+      class="icon-btn icon-clean" 
+      :class="{ active: isMenuOpen && selectedIndex === 4 }"
+      @click="$emit('clean')" 
+      :disabled="disabled || poopCount === 0" 
+      title="清理"
+    ></button>
+    <button 
+      class="icon-btn icon-medicine" 
+      :class="{ active: isMenuOpen && selectedIndex === 5 }"
+      @click="$emit('medicine')" 
+      :disabled="disabled || !isSick" 
+      title="治療"
+    ></button>
+    <button 
+      class="icon-btn icon-training" 
+      :class="{ active: isMenuOpen && selectedIndex === 6 }"
+      @click="$emit('training')" 
+      :disabled="disabled" 
+      title="祈禱"
+    ></button>
+    <button 
+      class="icon-btn icon-info" 
+      :class="{ active: isMenuOpen && selectedIndex === 7 }"
+      @click="$emit('info')" 
+      :disabled="disabled" 
+      title="資訊"
+    ></button>
   </div>
 </template>
 
@@ -24,6 +48,14 @@ const props = defineProps({
   isSick: {
     type: Boolean,
     default: false
+  },
+  isMenuOpen: {
+    type: Boolean,
+    default: false
+  },
+  selectedIndex: {
+    type: Number,
+    default: 0
   }
 });
 
@@ -48,10 +80,20 @@ defineEmits(['clean', 'medicine', 'training', 'info']);
   cursor: pointer;
   position: relative;
   padding: 0;
+  opacity: 0.5; /* Default dim */
+  transition: opacity 0.2s, transform 0.2s;
+}
+
+.icon-btn.active {
+  opacity: 1;
+  transform: scale(1.1);
+  filter: drop-shadow(0 0 2px rgba(0,0,0,0.5));
+  background: rgba(255, 255, 255, 0.5);
+  border-radius: 4px;
 }
 
 .icon-btn:disabled {
-  opacity: 0.3;
+  opacity: 0.2;
   cursor: not-allowed;
 }
 
diff --git a/src/components/DeviceShell.vue b/src/components/DeviceShell.vue
index 25e87c5..6175bc3 100644
--- a/src/components/DeviceShell.vue
+++ b/src/components/DeviceShell.vue
@@ -7,9 +7,9 @@
     </div>
 
     <div class="buttons">
-      <div class="btn"></div>
-      <div class="btn"></div>
-      <div class="btn"></div>
+      <div class="btn" @click="$emit('btn1')"></div>
+      <div class="btn" @click="$emit('btn2')"></div>
+      <div class="btn" @click="$emit('btn3')"></div>
     </div>
   </div>
 </template>
diff --git a/src/components/FortuneStickAnimation.vue b/src/components/FortuneStickAnimation.vue
index f490b86..07bcf97 100644
--- a/src/components/FortuneStickAnimation.vue
+++ b/src/components/FortuneStickAnimation.vue
@@ -22,13 +22,13 @@
       </div>
 
       <div v-if="!isShaking && selectedStick" class="action-buttons">
-        <button class="pixel-btn confirm-btn" @click="handleConfirm">擲筊確認</button>
-        <button class="pixel-btn close-btn" @click="$emit('close')">返回</button>
+        <button class="pixel-btn confirm-btn" :class="{ active: selectedIndex === 0 }" @click="handleConfirm">擲筊確認</button>
+        <button class="pixel-btn close-btn" :class="{ active: selectedIndex === 1 }" @click="$emit('close')">返回</button>
       </div>
       
       <!-- 在搖動時也顯示返回按鈕，但位置可能需要調整 -->
       <div v-if="isShaking" class="action-buttons">
-         <button class="pixel-btn close-btn" @click="$emit('close')">返回</button>
+         <button class="pixel-btn close-btn" :class="{ active: selectedIndex === 0 }" @click="$emit('close')">返回</button>
       </div>
     </div>
   </div>
@@ -37,6 +37,13 @@
 <script setup>
 import { ref, onMounted } from 'vue';
 
+const props = defineProps({
+  selectedIndex: {
+    type: Number,
+    default: 0
+  }
+});
+
 const emit = defineEmits(['complete', 'close']);
 
 const isShaking = ref(true);
@@ -68,6 +75,11 @@ function handleConfirm() {
 onMounted(() => {
   startShake();
 });
+
+defineExpose({
+  hasFallen,
+  handleConfirm
+});
 </script>
 
 <style scoped>
@@ -220,7 +232,7 @@ onMounted(() => {
 .status-text {
   font-size: 12px;
   color: #fff;
-  text-shadow: 1px 1px 0 #000;
+  /* text-shadow: 1px 1px 0 #000; Removed to fix ghosting */
   min-height: 18px;
 }
 
@@ -240,7 +252,7 @@ onMounted(() => {
   color: #fff;
   cursor: pointer;
   transition: all 0.1s;
-  text-shadow: 1px 1px 0 #000;
+  /* text-shadow: 1px 1px 0 #000; Removed to fix ghosting */
   box-shadow: 2px 2px 0 rgba(0,0,0,0.5);
 }
 
@@ -254,6 +266,14 @@ onMounted(() => {
   box-shadow: 1px 1px 0 rgba(0,0,0,0.5);
 }
 
+.pixel-btn.active {
+  transform: scale(1.1);
+  background: #fff;
+  color: #000;
+  border-color: #000;
+  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
+}
+
 .confirm-btn {
   border-color: #ffcc00;
   color: #ffcc00;
diff --git a/src/components/JiaobeiAnimation.vue b/src/components/JiaobeiAnimation.vue
index c413428..7421195 100644
--- a/src/components/JiaobeiAnimation.vue
+++ b/src/components/JiaobeiAnimation.vue
@@ -30,19 +30,19 @@
       <div v-if="!isTossing" class="action-buttons">
         <!-- 一般模式 -->
         <template v-if="mode === 'normal'">
-          <button class="pixel-btn retry-btn" @click="startToss">再一次</button>
-          <button class="pixel-btn close-btn" @click="handleClose">關閉</button>
+          <button class="pixel-btn retry-btn" :class="{ active: selectedIndex === 0 }" @click="startToss">再一次</button>
+          <button class="pixel-btn close-btn" :class="{ active: selectedIndex === 1 }" @click="handleClose">關閉</button>
         </template>
 
         <!-- 求籤模式 -->
         <template v-else>
           <!-- 失敗 (非聖筊) -->
-          <button v-if="resultType !== 'saint'" class="pixel-btn close-btn" @click="handleRetryFortune">重新求籤</button>
+          <button v-if="resultType !== 'saint'" class="pixel-btn close-btn" :class="{ active: selectedIndex === 0 }" @click="handleRetryFortune">重新求籤</button>
           
           <!-- 成功 (聖筊) -->
           <template v-else>
-            <button v-if="consecutiveCount < 2" class="pixel-btn retry-btn" @click="startToss">繼續擲筊</button>
-            <button v-else class="pixel-btn retry-btn" @click="$emit('finish-fortune')">查看籤詩</button>
+            <button v-if="consecutiveCount < 2" class="pixel-btn retry-btn" :class="{ active: selectedIndex === 0 }" @click="startToss">繼續擲筊</button>
+            <button v-else class="pixel-btn retry-btn" :class="{ active: selectedIndex === 0 }" @click="$emit('finish-fortune')">查看籤詩</button>
           </template>
         </template>
       </div>
@@ -61,6 +61,10 @@ const props = defineProps({
   consecutiveCount: {
     type: Number,
     default: 0
+  },
+  selectedIndex: {
+    type: Number,
+    default: 0
   }
 });
 
@@ -125,6 +129,10 @@ function handleRetryFortune() {
 onMounted(() => {
   startToss();
 });
+
+defineExpose({
+    startToss
+});
 </script>
 
 <style scoped>
@@ -264,7 +272,7 @@ onMounted(() => {
   color: #fff;
   text-align: center;
   min-height: 20px;
-  text-shadow: 1px 1px 0 #000;
+  /* text-shadow: 1px 1px 0 #000; Removed to fix ghosting */
   display: flex;
   flex-direction: column;
   align-items: center;
@@ -302,7 +310,7 @@ onMounted(() => {
   color: #fff;
   cursor: pointer;
   transition: all 0.1s;
-  text-shadow: 1px 1px 0 #000;
+  /* text-shadow: 1px 1px 0 #000; Removed to fix ghosting */
   box-shadow: 2px 2px 0 rgba(0,0,0,0.5);
 }
 
@@ -316,6 +324,14 @@ onMounted(() => {
   box-shadow: 1px 1px 0 rgba(0,0,0,0.5);
 }
 
+.pixel-btn.active {
+  transform: scale(1.1);
+  background: #fff;
+  color: #000;
+  border-color: #000;
+  box-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
+}
+
 .retry-btn {
   border-color: #ffcc00;
   color: #ffcc00;
diff --git a/src/components/PetGame.vue b/src/components/PetGame.vue
index 31f05b4..4419497 100644
--- a/src/components/PetGame.vue
+++ b/src/components/PetGame.vue
@@ -3,6 +3,8 @@
     <!-- Top Menu -->
     <TopMenu 
       :disabled="stage === 'egg'"
+      :isMenuOpen="isMenuOpen"
+      :selectedIndex="selectedMenuIndex"
       @stats="$emit('action', 'stats')"
       @feed="$emit('action', 'feed')"
       @play="$emit('action', 'play')"
@@ -11,11 +13,17 @@
     
     <!-- Stats Dashboard (Toggelable) -->
     <StatsBar 
-      v-if="showStats"
+      v-if="statsMode === 'bars'"
       :hunger="stats?.hunger || 100"
       :happiness="stats?.happiness || 100"
       :health="stats?.health || 100"
     />
+
+    <!-- Detailed Info Overlay -->
+    <PetInfo
+      v-if="statsMode === 'details'"
+      :stats="stats"
+    />
     
     <!-- Game Area (Center) -->
     <div class="pet-game-container" ref="containerRef">
@@ -133,6 +141,7 @@
     <!-- Prayer Menu (覆蓋整個遊戲區域) -->
     <PrayerMenu 
       v-if="showPrayerMenu"
+      :selectedIndex="prayerMenuIndex"
       @select="handlePrayerSelect"
       @close="showPrayerMenu = false"
     />
@@ -140,8 +149,10 @@
     <!-- Jiaobei Animation (覆蓋遊戲區域) -->
     <JiaobeiAnimation 
       v-if="showJiaobeiAnimation"
+      ref="jiaobeiRef"
       :mode="fortuneMode"
       :consecutiveCount="consecutiveSaintCount"
+      :selectedIndex="jiaobeiIndex"
       @close="handleJiaobeiClose"
       @result="handleJiaobeiResult"
       @retry-fortune="handleRetryFortune"
@@ -151,6 +162,8 @@
     <!-- Fortune Stick Animation -->
     <FortuneStickAnimation
       v-if="showFortuneStick"
+      ref="fortuneStickRef"
+      :selectedIndex="fortuneStickIndex"
       @complete="handleStickComplete"
       @close="handleFortuneStickClose"
     />
@@ -168,6 +181,8 @@
       :poopCount="stats?.poopCount || 0"
       :health="stats?.health || 100"
       :isSick="state === 'sick'"
+      :isMenuOpen="isMenuOpen"
+      :selectedIndex="selectedMenuIndex"
       @clean="$emit('action', 'clean')"
       @medicine="$emit('action', 'medicine')"
       @training="showPrayerMenu = true"
@@ -182,6 +197,7 @@ import { ref, computed, onMounted, onUnmounted, watch, nextTick } from 'vue';
 import { SPRITE_PRESETS } from '../data/petPresets.js';
 import { FOOD_OPTIONS } from '../data/foodOptions.js';
 import StatsBar from './StatsBar.vue';
+import PetInfo from './PetInfo.vue';
 import ActionMenu from './ActionMenu.vue';
 import TopMenu from './TopMenu.vue';
 import PrayerMenu from './PrayerMenu.vue';
@@ -203,13 +219,21 @@ const props = defineProps({
     type: Object,
     default: () => ({ hunger: 100, happiness: 100, health: 100, poopCount: 0 })
   },
-  showStats: {
-    type: Boolean,
-    default: false
+  statsMode: {
+    type: String,
+    default: 'none' // 'none', 'bars', 'details'
   },
   isCleaning: {
     type: Boolean,
     default: false
+  },
+  isMenuOpen: {
+    type: Boolean,
+    default: false
+  },
+  selectedMenuIndex: {
+    type: Number,
+    default: 0
   }
 });
 
@@ -264,16 +288,7 @@ function handleFortuneStickClose() {
   consecutiveSaintCount.value = 0;
 }
 
-function handleJiaobeiResult(type) {
-  if (fortuneMode.value === 'fortune') {
-    if (type === 'saint') {
-      consecutiveSaintCount.value++;
-    } else {
-      // 如果不是聖筊，計數歸零（邏輯上失敗了，需要重新求籤）
-      consecutiveSaintCount.value = 0;
-    }
-  }
-}
+
 
 function handleRetryFortune() {
   // 重新開始搖籤
@@ -379,11 +394,38 @@ const FOOD_PALETTE = FOOD_OPTIONS[currentFood].palette;
 
 
 const CURRENT_PRESET = SPRITE_PRESETS.tinyTigerCatB;
-const pixelSize = CURRENT_PRESET.pixelSize;
+// Use meta.pixelSize if available, fallback to root pixelSize (for backward compatibility)
+const pixelSize = CURRENT_PRESET.appearance?.pixelSize || CURRENT_PRESET.pixelSize || 3;
 
-// Define dimensions
-const rows = CURRENT_PRESET.sprite.length;
-const cols = CURRENT_PRESET.sprite[0].length;
+// Helper to get current stage config
+const currentStageConfig = computed(() => {
+    if (!CURRENT_PRESET.lifecycle) return null;
+    return CURRENT_PRESET.lifecycle.stages.find(s => s.id === props.stage);
+});
+
+// Helper to get sprite key for current stage
+const currentSpriteKey = computed(() => {
+    if (currentStageConfig.value) {
+        return currentStageConfig.value.spriteKey;
+    }
+    return props.stage === 'egg' ? 'egg' : 'child'; // Fallback
+});
+
+// Define dimensions based on the first available sprite
+// We assume all sprites have the same dimensions for now
+const getBaseSprite = () => {
+    if (CURRENT_PRESET.appearance?.sprites) {
+        // Try to find a valid sprite to measure
+        const sprites = CURRENT_PRESET.appearance.sprites;
+        const firstKey = Object.keys(sprites)[0];
+        if (firstKey && sprites[firstKey].idle) return sprites[firstKey].idle;
+    }
+    return CURRENT_PRESET.sprite; // Fallback to old structure
+};
+
+const baseSprite = getBaseSprite();
+const rows = baseSprite.length;
+const cols = baseSprite[0].length;
 const width = cols * pixelSize;
 const height = rows * pixelSize;
 
@@ -391,7 +433,9 @@ const height = rows * pixelSize;
 // 2. Generate Pixels Helper
 function generatePixels(spriteMap, paletteOverride = null) {
     const pxs = [];
-    const palette = paletteOverride || CURRENT_PRESET.palette;
+    // Handle new palette structure (appearance.palettes.default) vs old (palette)
+    const defaultPalette = CURRENT_PRESET.appearance?.palettes?.default || CURRENT_PRESET.palette;
+    const palette = paletteOverride || defaultPalette;
     
     spriteMap.forEach((rowStr, y) => {
         [...rowStr].forEach((ch, x) => {
@@ -400,11 +444,14 @@ function generatePixels(spriteMap, paletteOverride = null) {
             // Only apply body part classes if NOT an egg
             let className = '';
             if (props.stage !== 'egg') {
-                const isTail = CURRENT_PRESET.tailPixels?.some(([tx, ty]) => tx === x && ty === y);
-                const isLegFront = CURRENT_PRESET.legFrontPixels?.some(([lx, ly]) => lx === x && ly === y);
-                const isLegBack = CURRENT_PRESET.legBackPixels?.some(([lx, ly]) => lx === x && ly === y);
-                const isEar = CURRENT_PRESET.earPixels?.some(([ex, ey]) => ex === x && ey === y);
-                const isBlush = CURRENT_PRESET.blushPixels?.some(([bx, by]) => bx === x && by === y);
+                // Handle new bodyParts structure vs old root properties
+                const bodyParts = CURRENT_PRESET.appearance?.bodyParts || CURRENT_PRESET;
+                
+                const isTail = bodyParts.tailPixels?.some(([tx, ty]) => tx === x && ty === y);
+                const isLegFront = bodyParts.legFrontPixels?.some(([lx, ly]) => lx === x && ly === y);
+                const isLegBack = bodyParts.legBackPixels?.some(([lx, ly]) => lx === x && ly === y);
+                const isEar = bodyParts.earPixels?.some(([ex, ey]) => ex === x && ey === y);
+                const isBlush = bodyParts.blushPixels?.some(([bx, by]) => bx === x && by === y);
 
                 if (isTail) className += ' tail-pixel';
                 if (isLegFront) className += ' leg-front';
@@ -447,12 +494,33 @@ const foodVisible = ref(false);
 const isBlinking = ref(false);
 
 const currentPixels = computed(() => {
-    // Priority: Egg > Blink > Mouth Open > Normal
+    // New Structure Logic
+    if (CURRENT_PRESET.appearance?.sprites) {
+        const sprites = CURRENT_PRESET.appearance.sprites;
+        const key = currentSpriteKey.value;
+        const stageSprites = sprites[key];
+
+        if (!stageSprites) return []; // Should not happen if config is correct
+
+        // Priority: Blink > Mouth Open > Normal
+        // Note: Egg stage is handled by currentSpriteKey returning 'egg' which maps to egg sprites
+        
+        if (isBlinking.value && stageSprites.eyesClosed) {
+            return generatePixels(stageSprites.eyesClosed);
+        }
+        
+        if (isMouthOpen.value && stageSprites.mouthOpen) {
+            return generatePixels(stageSprites.mouthOpen);
+        }
+        
+        return generatePixels(stageSprites.idle);
+    }
+
+    // Fallback to Old Structure Logic
     if (props.stage === 'egg') {
         return generatePixels(CURRENT_PRESET.eggSprite, CURRENT_PRESET.eggPalette);
     }
     
-    // Blink overrides mouth state (when blinking, always show closed eyes)
     if (isBlinking.value && CURRENT_PRESET.spriteEyesClosed) {
         return generatePixels(CURRENT_PRESET.spriteEyesClosed);
     }
@@ -484,7 +552,11 @@ const iconStyle = computed(() => ({
 }));
 
 function updateHeadIconsPosition() {
-    const { iconBackLeft, iconBackRight } = CURRENT_PRESET;
+    const bodyParts = CURRENT_PRESET.appearance?.bodyParts || CURRENT_PRESET;
+    const { iconBackLeft, iconBackRight } = bodyParts;
+    
+    if (!iconBackLeft || !iconBackRight) return;
+
     const marker = isFacingRight.value ? iconBackLeft : iconBackRight;
     const baseX = petX.value + marker.x * pixelSize;
     const baseY = petY.value + marker.y * pixelSize;
@@ -786,9 +858,129 @@ async function shakeHead() {
     isShakingHead.value = false;
 }
 
-// Expose shakeHead function to parent component
+// Menu Indices
+const prayerMenuIndex = ref(0);
+const jiaobeiIndex = ref(0);
+const fortuneStickIndex = ref(0);
+
+// Refs for child components
+const jiaobeiRef = ref(null);
+const fortuneStickRef = ref(null);
+const lastJiaobeiResult = ref(''); // Track result for button logic
+
+// Handle Physical Button Input
+function handleInput(btnId) {
+  // 1. Fortune Result (Highest Priority)
+  if (showFortuneResult.value && currentLotData.value) {
+    if (btnId === 1) {
+      handleCloseResult();
+    }
+    return true;
+  }
+
+  // 2. Jiaobei Animation
+  if (showJiaobeiAnimation.value) {
+    let numOptions = 1;
+    if (fortuneMode.value === 'normal') {
+      numOptions = 2; // Retry, Close
+    } else {
+      numOptions = 1;
+    }
+
+    if (btnId === 2) {
+      jiaobeiIndex.value = (jiaobeiIndex.value - 1 + numOptions) % numOptions;
+    } else if (btnId === 3) {
+      jiaobeiIndex.value = (jiaobeiIndex.value + 1) % numOptions;
+    } else if (btnId === 1) {
+      if (fortuneMode.value === 'normal') {
+        if (jiaobeiIndex.value === 0) {
+            jiaobeiRef.value?.startToss();
+        } else {
+            handleJiaobeiClose();
+        }
+      } else {
+        if (lastJiaobeiResult.value !== 'saint') {
+            handleRetryFortune();
+        } else {
+            if (consecutiveSaintCount.value < 3) {
+                jiaobeiRef.value?.startToss();
+            } else {
+                handleFinishFortune();
+            }
+        }
+      }
+    }
+    return true;
+  }
+
+  // 3. Fortune Stick Animation
+  if (showFortuneStick.value) {
+    const isResult = fortuneStickRef.value?.hasFallen; 
+    const numOptions = isResult ? 2 : 1;
+
+    if (btnId === 2) {
+        fortuneStickIndex.value = (fortuneStickIndex.value - 1 + numOptions) % numOptions;
+    } else if (btnId === 3) {
+        fortuneStickIndex.value = (fortuneStickIndex.value + 1) % numOptions;
+    } else if (btnId === 1) {
+        if (isResult) {
+            if (fortuneStickIndex.value === 0) {
+                fortuneStickRef.value?.handleConfirm();
+            } else {
+                handleFortuneStickClose();
+            }
+        } else {
+            handleFortuneStickClose();
+        }
+    }
+    return true;
+  }
+
+  // 4. Prayer Menu
+  if (showPrayerMenu.value) {
+    if (btnId === 2) {
+      prayerMenuIndex.value = (prayerMenuIndex.value - 1 + 3) % 3;
+    } else if (btnId === 3) {
+      prayerMenuIndex.value = (prayerMenuIndex.value + 1) % 3;
+    } else if (btnId === 1) {
+      if (prayerMenuIndex.value === 0) handlePrayerSelect('jiaobei');
+      else if (prayerMenuIndex.value === 1) handlePrayerSelect('fortune');
+      else showPrayerMenu.value = false;
+    }
+    return true;
+  }
+
+  // 5. Pet Info Overlay
+  if (props.statsMode === 'details') {
+    if (btnId === 1) {
+      emit('action', 'stats'); // Toggle off
+    }
+    return true;
+  }
+
+  return false;
+}
+
+function handleJiaobeiResult(result) {
+    lastJiaobeiResult.value = result;
+    if (result === 'saint' && fortuneMode.value === 'fortune') {
+        consecutiveSaintCount.value++;
+    } else if (fortuneMode.value === 'fortune') {
+        consecutiveSaintCount.value = 0;
+    }
+}
+
+// Open Prayer Menu
+function openPrayerMenu() {
+    showPrayerMenu.value = true;
+    prayerMenuIndex.value = 0; // Reset index
+}
+
+// Expose functions to parent component
 defineExpose({
-    shakeHead
+    shakeHead,
+    openPrayerMenu,
+    handleInput
 });
 </script>
 
@@ -798,6 +990,7 @@ defineExpose({
     flex-direction: column;
     width: 100%;
     height: 100%;
+    position: relative;
 }
 
 .pet-game-container {
diff --git a/src/components/PetInfo.vue b/src/components/PetInfo.vue
new file mode 100644
index 0000000..b7e35ac
--- /dev/null
+++ b/src/components/PetInfo.vue
@@ -0,0 +1,149 @@
+<template>
+  <div class="pet-info-overlay">
+    <div class="info-card">
+      <div class="header">
+        <span class="name">{{ name }}</span>
+        <span class="species">{{ species }}</span>
+      </div>
+      
+      <div class="description">
+        {{ description }}
+      </div>
+
+      <div class="stats-grid">
+        <div class="stat-item">
+          <span class="label">HP</span>
+          <span class="value">{{ Math.round(stats.health) }}/100</span>
+        </div>
+        <div class="stat-item">
+          <span class="label">ATK</span>
+          <span class="value">{{ baseStats.attack }}</span>
+        </div>
+        <div class="stat-item">
+          <span class="label">DEF</span>
+          <span class="value">{{ baseStats.defense }}</span>
+        </div>
+        <div class="stat-item">
+          <span class="label">SPD</span>
+          <span class="value">{{ baseStats.speed }}</span>
+        </div>
+      </div>
+
+      <div class="age-info">
+        Age: {{ Math.floor(stats.ageMinutes / 60) }}h {{ Math.floor(stats.ageMinutes % 60) }}m
+      </div>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { computed } from 'vue';
+import { SPRITE_PRESETS } from '../data/petPresets.js';
+
+const props = defineProps({
+  stats: {
+    type: Object,
+    required: true
+  }
+});
+
+// For now, we assume tinyTigerCatB. In a real app, this might be a prop.
+const CONFIG = SPRITE_PRESETS.tinyTigerCatB;
+
+const name = computed(() => CONFIG.meta.name);
+const species = computed(() => CONFIG.meta.displayNameEn);
+const description = computed(() => CONFIG.meta.description);
+
+const baseStats = computed(() => {
+  // Calculate current stats based on stage modifiers if needed
+  // For now just showing base stats from config
+  return CONFIG.stats.base;
+});
+</script>
+
+<style scoped>
+.pet-info-overlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  background: rgba(0, 0, 0, 0.7);
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  z-index: 100;
+  pointer-events: none; /* Let clicks pass through if needed, but usually overlay blocks */
+}
+
+.info-card {
+  background: #fff;
+  border: 2px solid #333;
+  border-radius: 8px;
+  padding: 12px;
+  width: 80%;
+  max-width: 280px;
+  font-family: monospace;
+  pointer-events: auto;
+  box-shadow: 4px 4px 0 rgba(0,0,0,0.2);
+}
+
+.header {
+  display: flex;
+  justify-content: space-between;
+  align-items: baseline;
+  border-bottom: 2px solid #eee;
+  padding-bottom: 4px;
+  margin-bottom: 8px;
+}
+
+.name {
+  font-size: 16px;
+  font-weight: bold;
+  color: #333;
+}
+
+.species {
+  font-size: 10px;
+  color: #666;
+  text-transform: uppercase;
+}
+
+.description {
+  font-size: 12px;
+  color: #555;
+  margin-bottom: 12px;
+  line-height: 1.4;
+}
+
+.stats-grid {
+  display: grid;
+  grid-template-columns: 1fr 1fr;
+  gap: 8px;
+  background: #f5f5f5;
+  padding: 8px;
+  border-radius: 4px;
+}
+
+.stat-item {
+  display: flex;
+  justify-content: space-between;
+  font-size: 12px;
+}
+
+.label {
+  font-weight: bold;
+  color: #444;
+}
+
+.value {
+  color: #222;
+}
+
+.age-info {
+  margin-top: 8px;
+  text-align: right;
+  font-size: 10px;
+  color: #888;
+}
+</style>
diff --git a/src/components/PrayerMenu.vue b/src/components/PrayerMenu.vue
index 36b91cc..cf25fd8 100644
--- a/src/components/PrayerMenu.vue
+++ b/src/components/PrayerMenu.vue
@@ -6,6 +6,7 @@
       <!-- 擲筊選項 -->
       <button 
         class="prayer-option" 
+        :class="{ active: selectedIndex === 0 }"
         @click="$emit('select', 'jiaobei')"
       >
         <div class="option-icon icon-jiaobei"></div>
@@ -15,6 +16,7 @@
       <!-- 求籤選項 -->
       <button 
         class="prayer-option" 
+        :class="{ active: selectedIndex === 1 }"
         @click="$emit('select', 'fortune')"
       >
         <div class="option-icon icon-fortune"></div>
@@ -23,13 +25,24 @@
     </div>
 
     <!-- 返回按鈕 -->
-    <button class="back-button" @click="$emit('close')">
+    <button 
+      class="back-button" 
+      :class="{ active: selectedIndex === 2 }"
+      @click="$emit('close')"
+    >
       返回
     </button>
   </div>
 </template>
 
 <script setup>
+defineProps({
+  selectedIndex: {
+    type: Number,
+    default: 0
+  }
+});
+
 defineEmits(['select', 'close']);
 </script>
 
@@ -79,77 +92,15 @@ defineEmits(['select', 'close']);
   min-width: 60px; /* 縮小最小寬度 */
 }
 
-.prayer-option:hover {
-  transform: translateY(-2px);
-  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
+.prayer-option.active {
+  background: #000;
+  color: #fff;
+  border-color: #fff;
+  transform: scale(1.05);
 }
 
-.prayer-option:active {
-  transform: translateY(0);
-}
-
-.option-icon {
-  width: 24px; /* 縮小圖標 */
-  height: 24px;
-  position: relative;
-  transform: scale(0.8); /* 稍微縮小圖標內容 */
-}
-
-.option-label {
-  font-size: 10px; /* 縮小標籤 */
-  font-weight: bold;
-  color: #333;
-  font-family: monospace;
-}
-
-/* 擲筊圖標 - 可愛版（一對圓潤的紅筊） */
-.icon-jiaobei::before {
-  content: '';
-  position: absolute;
-  width: 2px;
-  height: 2px;
-  background: transparent;
-  top: 50%;
-  left: 50%;
-  transform: translate(-50%, -50%);
-  box-shadow:
-    /* --- 左邊筊杯 (胖胖的月牙) --- */
-    -7px -4px 0 #ff5252, -5px -4px 0 #ff5252, -3px -4px 0 #ff5252,
-    -9px -2px 0 #ff5252, -7px -2px 0 #ff8a80, -5px -2px 0 #ff5252, -3px -2px 0 #ff5252, -1px -2px 0 #ff5252, /* #ff8a80 是高光 */
-    -9px 0px 0 #ff5252, -7px 0px 0 #ff5252, -5px 0px 0 #ff5252, -3px 0px 0 #ff5252, -1px 0px 0 #ff5252,
-    -7px 2px 0 #ff5252, -5px 2px 0 #ff5252, -3px 2px 0 #ff5252,
-    -5px 4px 0 #d32f2f, /* 陰影 */
-
-    /* --- 右邊筊杯 (對稱的胖月牙) --- */
-    3px -4px 0 #ff5252, 5px -4px 0 #ff5252, 7px -4px 0 #ff5252,
-    1px -2px 0 #ff5252, 3px -2px 0 #ff5252, 5px -2px 0 #ff5252, 7px -2px 0 #ff8a80, 9px -2px 0 #ff5252, /* 高光在右側 */
-    1px 0px 0 #ff5252, 3px 0px 0 #ff5252, 5px 0px 0 #ff5252, 7px 0px 0 #ff5252, 9px 0px 0 #ff5252,
-    3px 2px 0 #ff5252, 5px 2px 0 #ff5252, 7px 2px 0 #ff5252,
-    5px 4px 0 #d32f2f; /* 陰影 */
-}
-
-/* 求籤圖標 - 籤筒和籤條 */
-.icon-fortune::before {
-  content: '';
-  position: absolute;
-  width: 2px;
-  height: 2px;
-  background: #8B4513; /* 木色 */
-  top: 50%;
-  left: 50%;
-  transform: translate(-50%, -50%);
-  box-shadow:
-    /* 籤筒本體 */
-    -4px -4px 0 #8B4513, -2px -4px 0 #8B4513, 0px -4px 0 #8B4513, 2px -4px 0 #8B4513, 4px -4px 0 #8B4513,
-    -4px -2px 0 #8B4513, -2px -2px 0 #8B4513, 0px -2px 0 #8B4513, 2px -2px 0 #8B4513, 4px -2px 0 #8B4513,
-    -4px 0px 0 #8B4513, -2px 0px 0 #8B4513, 0px 0px 0 #8B4513, 2px 0px 0 #8B4513, 4px 0px 0 #8B4513,
-    -4px 2px 0 #8B4513, -2px 2px 0 #8B4513, 0px 2px 0 #8B4513, 2px 2px 0 #8B4513, 4px 2px 0 #8B4513,
-    -4px 4px 0 #8B4513, -2px 4px 0 #8B4513, 0px 4px 0 #8B4513, 2px 4px 0 #8B4513, 4px 4px 0 #8B4513,
-    
-    /* 突出的籤條（紅色） */
-    -2px -8px 0 #d4522e, 0px -8px 0 #d4522e,
-    -2px -6px 0 #d4522e, 0px -6px 0 #d4522e,
-    2px -6px 0 #d4522e;
+.prayer-option.active .option-label {
+  color: #fff;
 }
 
 .back-button {
@@ -164,11 +115,86 @@ defineEmits(['select', 'close']);
   font-family: monospace;
 }
 
-.back-button:hover {
-  background: rgba(255, 255, 255, 1);
+.back-button.active {
+  background: #000;
+  color: #fff;
+  border-color: #fff;
 }
 
-.back-button:active {
-  transform: translateY(1px);
+/* --- Icons (Pixel Art) --- */
+.option-icon {
+  width: 24px;
+  height: 24px;
+  position: relative;
+  margin-bottom: 4px;
 }
-</style>
+
+/* Jiaobei (Moon Blocks) - Two red crescents */
+.icon-jiaobei::before {
+  content: '';
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  width: 2px;
+  height: 2px;
+  background: #d4522e;
+  transform: translate(-8px, -2px); /* Left block */
+  box-shadow: 
+    2px -2px 0 #d4522e, 4px -2px 0 #d4522e,
+    0px 0px 0 #d4522e, 2px 0px 0 #d4522e, 4px 0px 0 #d4522e, 6px 0px 0 #d4522e,
+    0px 2px 0 #d4522e, 2px 2px 0 #d4522e, 4px 2px 0 #d4522e,
+    2px 4px 0 #d4522e;
+}
+
+.icon-jiaobei::after {
+  content: '';
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  width: 2px;
+  height: 2px;
+  background: #d4522e;
+  transform: translate(2px, -2px) scaleX(-1); /* Right block (mirrored) */
+  box-shadow: 
+    2px -2px 0 #d4522e, 4px -2px 0 #d4522e,
+    0px 0px 0 #d4522e, 2px 0px 0 #d4522e, 4px 0px 0 #d4522e, 6px 0px 0 #d4522e,
+    0px 2px 0 #d4522e, 2px 2px 0 #d4522e, 4px 2px 0 #d4522e,
+    2px 4px 0 #d4522e;
+}
+
+/* Fortune (Stick Container) */
+.icon-fortune::before {
+  content: '';
+  position: absolute;
+  bottom: 2px;
+  left: 50%;
+  width: 2px;
+  height: 2px;
+  background: #8b4513;
+  transform: translateX(-50%);
+  box-shadow:
+    /* Container Body */
+    -4px 0 0 #8b4513, -2px 0 0 #a0522d, 0 0 0 #a0522d, 2px 0 0 #a0522d, 4px 0 0 #8b4513,
+    -4px -2px 0 #8b4513, -2px -2px 0 #a0522d, 0 -2px 0 #a0522d, 2px -2px 0 #a0522d, 4px -2px 0 #8b4513,
+    -4px -4px 0 #8b4513, -2px -4px 0 #a0522d, 0 -4px 0 #a0522d, 2px -4px 0 #a0522d, 4px -4px 0 #8b4513,
+    -4px -6px 0 #8b4513, -2px -6px 0 #a0522d, 0 -6px 0 #a0522d, 2px -6px 0 #a0522d, 4px -6px 0 #8b4513,
+    -4px -8px 0 #8b4513, -2px -8px 0 #a0522d, 0 -8px 0 #a0522d, 2px -8px 0 #a0522d, 4px -8px 0 #8b4513,
+    /* Rim */
+    -6px -10px 0 #5c2e0e, -4px -10px 0 #8b4513, -2px -10px 0 #8b4513, 0 -10px 0 #8b4513, 2px -10px 0 #8b4513, 4px -10px 0 #8b4513, 6px -10px 0 #5c2e0e;
+}
+
+.icon-fortune::after {
+  content: '';
+  position: absolute;
+  bottom: 14px;
+  left: 50%;
+  width: 2px;
+  height: 2px;
+  background: #f0d09c;
+  transform: translateX(-50%);
+  box-shadow:
+    /* Sticks */
+    -2px 0 0 #f0d09c, 2px 0 0 #f0d09c,
+    -3px -2px 0 #f0d09c, 0px -2px 0 #f0d09c, 3px -2px 0 #f0d09c,
+    -1px -4px 0 #ff4444, 1px -4px 0 #ff4444; /* Red tips */
+}</style>
diff --git a/src/components/TopMenu.vue b/src/components/TopMenu.vue
index b63479d..2d5cbbf 100644
--- a/src/components/TopMenu.vue
+++ b/src/components/TopMenu.vue
@@ -1,9 +1,32 @@
 <template>
   <div class="top-menu">
-    <button class="icon-btn icon-stats" @click="$emit('stats')" title="Stats"></button>
-    <button class="icon-btn icon-feed" @click="$emit('feed')" :disabled="disabled" title="Feed"></button>
-    <button class="icon-btn icon-play" @click="$emit('play')" :disabled="disabled" title="Play"></button>
-    <button class="icon-btn icon-sleep" @click="$emit('sleep')" :disabled="disabled" title="Sleep"></button>
+    <button 
+      class="icon-btn icon-stats" 
+      :class="{ active: isMenuOpen && selectedIndex === 0 }"
+      @click="$emit('stats')" 
+      title="Stats"
+    ></button>
+    <button 
+      class="icon-btn icon-feed" 
+      :class="{ active: isMenuOpen && selectedIndex === 1 }"
+      @click="$emit('feed')" 
+      :disabled="disabled" 
+      title="Feed"
+    ></button>
+    <button 
+      class="icon-btn icon-play" 
+      :class="{ active: isMenuOpen && selectedIndex === 2 }"
+      @click="$emit('play')" 
+      :disabled="disabled" 
+      title="Play"
+    ></button>
+    <button 
+      class="icon-btn icon-sleep" 
+      :class="{ active: isMenuOpen && selectedIndex === 3 }"
+      @click="$emit('sleep')" 
+      :disabled="disabled" 
+      title="Sleep"
+    ></button>
   </div>
 </template>
 
@@ -12,6 +35,14 @@ const props = defineProps({
   disabled: {
     type: Boolean,
     default: false
+  },
+  isMenuOpen: {
+    type: Boolean,
+    default: false
+  },
+  selectedIndex: {
+    type: Number,
+    default: 0
   }
 });
 
@@ -36,10 +67,20 @@ defineEmits(['stats', 'feed', 'play', 'sleep']);
   cursor: pointer;
   position: relative;
   padding: 0;
+  opacity: 0.5; /* Default dim */
+  transition: opacity 0.2s, transform 0.2s;
+}
+
+.icon-btn.active {
+  opacity: 1;
+  transform: scale(1.1);
+  filter: drop-shadow(0 0 2px rgba(0,0,0,0.5));
+  background: rgba(255, 255, 255, 0.5);
+  border-radius: 4px;
 }
 
 .icon-btn:disabled {
-  opacity: 0.3;
+  opacity: 0.2;
   cursor: not-allowed;
 }
 
diff --git a/src/composables/usePetSystem.js b/src/composables/usePetSystem.js
index 2a1dc1f..779ef89 100644
--- a/src/composables/usePetSystem.js
+++ b/src/composables/usePetSystem.js
@@ -1,47 +1,64 @@
-import { ref, computed, onMounted, onUnmounted } from 'vue';
+import { ref, computed, onMounted, onUnmounted, watch } from 'vue';
+import { SPRITE_PRESETS } from '../data/petPresets.js';
+
+const CONFIG = SPRITE_PRESETS.tinyTigerCatB;
 
 export function usePetSystem() {
     // --- State ---
-    const stage = ref('egg'); // egg, baby, adult
+    const stage = ref('egg'); // egg, baby, child, adult
     const state = ref('idle'); // idle, sleep, eating, sick, dead, refuse
 
     // --- Stats ---
     const stats = ref({
-        hunger: 100,    // 0-100 (0 = Starving)
-        happiness: 100, // 0-100 (0 = Depressed)
-        health: 100,    // 0-100 (0 = Sick risk)
-        weight: 500,    // grams
-        age: 0,         // days
-        poopCount: 0    // Number of poops on screen
+        hunger: CONFIG.needs.hunger.startValue,
+        happiness: CONFIG.needs.happiness.startValue,
+        cleanliness: CONFIG.needs.cleanliness.startValue,
+        energy: CONFIG.needs.energy.startValue,
+        health: 100,
+        poopCount: 0,
+        ageMinutes: 0, // Track age in minutes
+
+        // Tracking for evolution
+        hungerEvents: 0,
+        sicknessEvents: 0
     });
 
     // --- Internal Timers ---
     let gameLoopId = null;
-    const TICK_RATE = 3000; // 3 seconds per tick
+    const TICK_RATE = 1000; // 1 second per tick for easier calculation
+    const SECONDS_PER_MINUTE = 60; // Game time scale (1 real sec = 1 game sec for now)
 
     const isCleaning = ref(false);
 
+    // --- Computed Helpers ---
+    const currentStageConfig = computed(() => {
+        return CONFIG.lifecycle.stages.find(s => s.id === stage.value);
+    });
+
     // --- Actions ---
 
     function feed() {
         if (state.value === 'sleep' || state.value === 'dead' || stage.value === 'egg' || isCleaning.value) return false;
 
+        // Check refusal (sick or full)
         if (state.value === 'sick' || stats.value.hunger >= 90) {
-            // Refuse food if sick or full
             triggerState('refuse', 2000);
             return false;
         }
 
         // Eat
-        triggerState('eating', 3000); // Animation duration
-        stats.value.hunger = Math.min(100, stats.value.hunger + 20);
-        stats.value.weight += 50;
+        triggerState('eating', 3000);
 
-        // Chance to poop after eating (降低機率)
-        if (Math.random() < 0.15) { // 從 0.3 降到 0.15
+        // Recover hunger
+        stats.value.hunger = Math.min(CONFIG.needs.hunger.max, stats.value.hunger + CONFIG.needs.hunger.feedRecover);
+
+        // Poop logic
+        // Simplified: Chance to poop based on feed count or random
+        if (Math.random() < (1 / CONFIG.needs.poop.feedsPerPoop)) {
             setTimeout(() => {
-                if (stats.value.poopCount < 4) {
+                if (stats.value.poopCount < CONFIG.needs.poop.maxPoopOnScreen) {
                     stats.value.poopCount++;
+                    stats.value.cleanliness -= CONFIG.needs.cleanliness.decayPerPoop;
                 }
             }, 4000);
         }
@@ -52,9 +69,9 @@ export function usePetSystem() {
     function play() {
         if (state.value !== 'idle' || stage.value === 'egg' || isCleaning.value) return false;
 
-        stats.value.happiness = Math.min(100, stats.value.happiness + 15);
-        stats.value.weight -= 10; // Exercise burns calories
-        stats.value.hunger = Math.max(0, stats.value.hunger - 5);
+        stats.value.happiness = Math.min(CONFIG.needs.happiness.max, stats.value.happiness + CONFIG.needs.happiness.playRecover);
+        stats.value.energy = Math.max(0, stats.value.energy - 5); // Playing tires you out
+        stats.value.hunger = Math.max(0, stats.value.hunger - 5); // Playing makes you hungry
         return true;
     }
 
@@ -62,12 +79,12 @@ export function usePetSystem() {
         if (stats.value.poopCount > 0 && !isCleaning.value) {
             isCleaning.value = true;
 
-            // Delay removal for animation
             setTimeout(() => {
                 stats.value.poopCount = 0;
-                stats.value.happiness += 10;
+                stats.value.cleanliness = CONFIG.needs.cleanliness.max;
+                stats.value.happiness = Math.min(CONFIG.needs.happiness.max, stats.value.happiness + 10);
                 isCleaning.value = false;
-            }, 2000); // 2 seconds flush animation
+            }, 2000);
 
             return true;
         }
@@ -80,74 +97,116 @@ export function usePetSystem() {
         if (state.value === 'idle') {
             state.value = 'sleep';
         } else if (state.value === 'sleep') {
-            state.value = 'idle'; // Wake up
+            state.value = 'idle';
         }
     }
 
     // --- Game Loop ---
     function tick() {
-        if (state.value === 'dead' || stage.value === 'egg') return;
+        if (state.value === 'dead') return;
 
-        // Decrease stats naturally
-        // 目標：飢餓值約 30-60 分鐘下降 10%，快樂值約 20-40 分鐘下降 10%
-        // TICK_RATE = 3000ms (3秒), 600 ticks = 30分鐘
-        // 飢餓值每 tick -0.05 → 600 ticks = -30 (30分鐘下降30%)
-        // 快樂值每 tick -0.08 → 600 ticks = -48 (30分鐘下降48%)
+        // 1. Age Growth
+        // Add 1/60th of a minute (since tick is 1 sec)
+        stats.value.ageMinutes += (TICK_RATE / 1000) / 60;
+
+        // Check Evolution
+        checkEvolution();
+
+        if (stage.value === 'egg') return; // Egg doesn't have needs decay
+
+        // 2. Needs Decay (Per Minute converted to Per Tick)
+        const decayFactor = (TICK_RATE / 1000) / 60; // Fraction of a minute passed
 
         if (state.value !== 'sleep') {
-            stats.value.hunger = Math.max(0, stats.value.hunger - 0.05);
-            stats.value.happiness = Math.max(0, stats.value.happiness - 0.08);
+            stats.value.hunger = Math.max(0, stats.value.hunger - CONFIG.needs.hunger.decayPerMinute * decayFactor);
+            stats.value.happiness = Math.max(0, stats.value.happiness - CONFIG.needs.happiness.decayPerMinute * decayFactor);
+            stats.value.energy = Math.max(0, stats.value.energy - CONFIG.needs.energy.decayPerMinuteActive * decayFactor);
         } else {
-            // Slower decay when sleeping (約 1/3 速度)
-            stats.value.hunger = Math.max(0, stats.value.hunger - 0.015);
-            stats.value.happiness = Math.max(0, stats.value.happiness - 0.025);
+            // Sleeping recovers energy, slower hunger decay
+            stats.value.energy = Math.min(CONFIG.needs.energy.max, stats.value.energy + CONFIG.needs.energy.recoverPerMinuteSleep * decayFactor);
+            stats.value.hunger = Math.max(0, stats.value.hunger - (CONFIG.needs.hunger.decayPerMinute * 0.5) * decayFactor);
         }
 
-        // Random poop generation (更低的機率：約 0.5% per tick)
-        // 平均約每 200 ticks = 10 分鐘拉一次
-        if (state.value !== 'sleep' && Math.random() < 0.005 && stats.value.poopCount < 4 && !isCleaning.value) {
-            stats.value.poopCount++;
-        }
-
-        // Health Logic (更溫和的健康下降)
-        // 便便影響健康：每個便便每 tick -0.1 health
+        // 3. Health Logic
+        // Poop penalty
         if (stats.value.poopCount > 0) {
             stats.value.health = Math.max(0, stats.value.health - (0.1 * stats.value.poopCount));
         }
 
-        // 飢餓影響健康：飢餓值低於 20 時開始影響健康
-        if (stats.value.hunger < 20) {
-            const hungerPenalty = (20 - stats.value.hunger) * 0.02; // 飢餓越嚴重，扣越多
-            stats.value.health = Math.max(0, stats.value.health - hungerPenalty);
+        // Starvation penalty
+        if (stats.value.hunger < CONFIG.needs.hunger.criticalThreshold) {
+            stats.value.health = Math.max(0, stats.value.health - 0.05);
+            stats.value.hungerEvents++; // Track for evolution
         }
 
-        // 不開心影響健康：快樂值低於 20 時開始影響健康（較輕微）
-        if (stats.value.happiness < 20) {
-            const happinessPenalty = (20 - stats.value.happiness) * 0.01;
-            stats.value.health = Math.max(0, stats.value.health - happinessPenalty);
+        // Sickness Chance
+        let sickChance = CONFIG.needs.sickness.baseChancePerMinute * decayFactor;
+        if (stats.value.cleanliness < CONFIG.needs.cleanliness.criticalThreshold) sickChance += CONFIG.needs.sickness.extraChanceIfDirty * decayFactor;
+        if (stats.value.hunger < CONFIG.needs.hunger.criticalThreshold) sickChance += CONFIG.needs.sickness.extraChanceIfStarving * decayFactor;
+
+        if (Math.random() < sickChance && state.value !== 'sick') {
+            state.value = 'sick';
+            stats.value.sicknessEvents++;
         }
 
-        // Sickness Check (更低的生病機率)
-        if (stats.value.health < 30 && state.value !== 'sick') {
-            if (Math.random() < 0.1) { // 從 0.3 降到 0.1
-                state.value = 'sick';
+        // 4. Mood Update (Simplified)
+        updateMood();
+
+        // 5. Random Events
+        checkRandomEvents(decayFactor);
+    }
+
+    function checkEvolution() {
+        // Current stage max age check
+        if (currentStageConfig.value && currentStageConfig.value.maxAgeMinutes !== Infinity) {
+            if (stats.value.ageMinutes >= currentStageConfig.value.maxAgeMinutes) {
+                // Find next stage
+                // Simple linear progression for now, or use evolutionRules
+                const currentIndex = CONFIG.lifecycle.stages.findIndex(s => s.id === stage.value);
+                if (currentIndex < CONFIG.lifecycle.stages.length - 1) {
+                    const nextStage = CONFIG.lifecycle.stages[currentIndex + 1];
+                    evolveTo(nextStage.id);
+                }
             }
         }
+    }
 
-        // Health Recovery (健康值可以緩慢恢復)
-        // 如果沒有便便、飢餓值和快樂值都高，健康值會緩慢恢復
-        if (stats.value.poopCount === 0 && stats.value.hunger > 50 && stats.value.happiness > 50 && stats.value.health < 100 && state.value !== 'sick') {
-            stats.value.health = Math.min(100, stats.value.health + 0.05);
-        }
+    function evolveTo(newStageId) {
+        console.log(`Evolving from ${stage.value} to ${newStageId}`);
+        stage.value = newStageId;
+        triggerState('idle', 1000); // Celebration?
+    }
 
-        // Death Check (移除死亡機制，依照之前的討論)
-        // if (stats.value.health === 0) {
-        //     state.value = 'dead';
-        // }
+    function updateMood() {
+        // Determine mood based on CONFIG.mood.states
+        // Priority: Angry > Sad > Happy > Neutral
+        const m = CONFIG.mood.states;
 
-        // Evolution / Growth (Simple Age increment)
-        // In a real game, 1 day might be 24h, here maybe every 100 ticks?
-        // For now, let's just say age increases slowly.
+        // This is just internal state tracking, visual update happens in PetGame via props or events
+        // For now we just log or emit if needed
+    }
+
+    function checkRandomEvents(decayFactor) {
+        CONFIG.randomEvents.forEach(event => {
+            const chance = event.chancePerMinute * decayFactor;
+            if (Math.random() < chance) {
+                // Check conditions
+                let conditionMet = true;
+                if (event.condition) {
+                    if (event.condition.minEnergy && stats.value.energy < event.condition.minEnergy) conditionMet = false;
+                    // Add other condition checks
+                }
+
+                if (conditionMet) {
+                    console.log('Random Event:', event.message);
+                    // Apply effects
+                    if (event.effect) {
+                        if (event.effect.happiness) stats.value.happiness += event.effect.happiness;
+                        if (event.effect.energy) stats.value.energy += event.effect.energy;
+                    }
+                }
+            }
+        });
     }
 
     // --- Helpers ---
@@ -155,7 +214,7 @@ export function usePetSystem() {
         const previousState = state.value;
         state.value = tempState;
         setTimeout(() => {
-            if (state.value === tempState) { // Only revert if state hasn't changed again
+            if (state.value === tempState) {
                 state.value = previousState === 'sleep' ? 'idle' : 'idle';
             }
         }, duration);
@@ -163,15 +222,14 @@ export function usePetSystem() {
 
     function hatchEgg() {
         if (stage.value === 'egg') {
-            stage.value = 'baby'; // or 'adult' for now since we only have that sprite
-            // Let's map 'baby' to our 'adult' sprite for now, or just use 'adult'
-            stage.value = 'adult';
-            state.value = 'idle';
-            stats.value.hunger = 50;
-            stats.value.happiness = 50;
-            stats.value.health = 100;
-            stats.value.poopCount = 0;
-            isCleaning.value = false;
+            // Force evolve to baby
+            evolveTo('baby');
+
+            // Reset stats for baby
+            stats.value.hunger = CONFIG.needs.hunger.startValue;
+            stats.value.happiness = CONFIG.needs.happiness.startValue;
+            stats.value.energy = CONFIG.needs.energy.startValue;
+            stats.value.cleanliness = CONFIG.needs.cleanliness.startValue;
         }
     }
 
@@ -180,12 +238,15 @@ export function usePetSystem() {
         state.value = 'idle';
         isCleaning.value = false;
         stats.value = {
-            hunger: 100,
-            happiness: 100,
+            hunger: CONFIG.needs.hunger.startValue,
+            happiness: CONFIG.needs.happiness.startValue,
+            cleanliness: CONFIG.needs.cleanliness.startValue,
+            energy: CONFIG.needs.energy.startValue,
             health: 100,
-            weight: 500,
-            age: 0,
-            poopCount: 0
+            poopCount: 0,
+            ageMinutes: 0,
+            hungerEvents: 0,
+            sicknessEvents: 0
         };
     }
 
diff --git a/src/data/petPresets.js b/src/data/petPresets.js
index f44cba4..90cb38b 100644
--- a/src/data/petPresets.js
+++ b/src/data/petPresets.js
@@ -2,255 +2,323 @@
 // 定義各種寵物的像素藝術數據
 
 export const SPRITE_PRESETS = {
-    tigerChick: {
-        name: 'tigerChick',
-        pixelSize: 3,
-        sprite: [
-            '1100000111000000',
-            '1241111331000000',
-            '1005102301000000',
-            '1054103320000000',
-            '1241143320100000',
-            '1230432311100110',
-            '1245321330100421',
-            '1240001311100111',
-            '1020103030111421',
-            '0100000331245210',
-            '0001111111240210',
-            '0015022221345210',
-            '0004022235350010',
-            '0011400023203210',
-            '0005011112115210',
-            '0001100001100110',
-        ],
-        // 張嘴版：修改嘴巴部分的像素（row 8-9 是嘴巴區域）
-        spriteMouthOpen: [
-            '1100000111000000', // Row 0
-            '1241111331000000', // Row 1
-            '1005102301000000', // Row 2
-            '1054103320000000', // Row 3
-            '1241143320100000', // Row 4
-            '1230432311100110', // Row 5
-            '1245321330100421', // Row 6 - 保持不變
-            '1240001311100111', // Row 7 - 保持不變
-            '1000000030111421', // Row 8 - 嘴巴張開（更往前，移除位置2-7）
-            '0000000331245210', // Row 9 - 嘴巴張開（更往前，移除位置1-7）
-            '0001111111240210', // Row 10
-            '0015022221345210', // Row 11
-            '0004022235350010', // Row 12
-            '0011400023203210', // Row 13
-            '0005011112115210', // Row 14
-            '0001100001100110', // Row 15
-        ],
-        palette: {
-            '1': '#2b2825',
-            '2': '#d0974b',
-            '3': '#e09037',
-            '4': '#4a2b0d',
-            '5': '#724e22',
-        },
-        tailPixels: [
-            [15, 8], [14, 8],
-            [15, 9], [14, 9],
-            [15, 10], [14, 10],
-            [15, 11], [14, 11],
-        ],
-        legFrontPixels: [
-            [6, 13], [7, 13],
-            [6, 14], [7, 14],
-        ],
-        legBackPixels: [
-            [9, 13], [10, 13],
-            [9, 14], [10, 14],
-        ],
-        earPixels: [
-            [2, 0], [3, 0], [4, 0],
-            [11, 0], [12, 0], [13, 0],
-        ],
-        blushPixels: [
-            [4, 7], [5, 7],
-            [10, 7], [11, 7],
-        ],
-        iconBackLeft: { x: 3, y: 2 },
-        iconBackRight: { x: 12, y: 2 },
-    },
-    tinyTigerCat: {
-        name: '小虎斑貓',
-        pixelSize: 3,
-        sprite: [
-            '0000000000000000',
-            '0011000000110000', // row 1 - Ears
-            '0122111111221000', // row 2
-            '0122222222221000', // row 3
-            '0122322223221000', // row 4 - Stripes
-            '0122222222221000', // row 5
-            '0120022220021000', // row 6 - Eyes
-            '0122223322221000', // row 7 - Nose/Mouth
-            '0122222222221000', // row 8
-            '0011222222110000', // row 9 - Body
-            '0001222222121000', // row 10 - Body + Tail
-            '0001222222121000', // row 11
-            '0001100110110000', // row 12 - Legs
-            '0000000000000000', // row 13
-            '0000000000000000', // row 14
-            '0000000000000000', // row 15
-        ],
-        spriteMouthOpen: [
-            '0000000000000000',
-            '0011000000110000',
-            '0122111111221000',
-            '0122222222221000',
-            '0122322223221000',
-            '0122222222221000',
-            '0120022220021000',
-            '0122223322221000',
-            '0122200002221000', // Mouth Open
-            '0011222222110000',
-            '0001222222121000',
-            '0001222222121000',
-            '0001100110110000',
-            '0000000000000000',
-            '0000000000000000',
-            '0000000000000000',
-        ],
-        palette: {
-            '0': '#000000', // Black eyes/outline
-            '1': '#2b1d12', // Dark brown outline
-            '2': '#ffb347', // Orange fur
-            '3': '#cd853f', // Darker stripes/nose
-        },
-        tailPixels: [
-            [11, 10], [12, 10],
-            [11, 11], [12, 11],
-        ],
-        earPixels: [
-            [2, 1], [3, 1],
-            [10, 1], [11, 1],
-        ],
-        legFrontPixels: [
-            [4, 12], [5, 12],
-        ],
-        legBackPixels: [
-            [8, 12], [9, 12],
-        ],
-        blushPixels: [
-            [3, 7], [10, 7]
-        ],
-        iconBackLeft: { x: 2, y: 2 },
-        iconBackRight: { x: 11, y: 2 }
-    },
     tinyTigerCatB: {
-        name: '小虎斑貓',
-        pixelSize: 3,
-        sprite: [
-            '0000000000000000',
-            '0011000000110000', // row 1 - Ears
-            '0124444111442100', // row 2 粉紅耳朵內側
-            '0123222323221000', // row 3 三條虎紋
-            '0122322223221000', // row 4 - Stripes
-            '0122522222522100', // row 5 眼睛反光
-            '0125052225052100', // row 6 大圓眼＋黑瞳孔＋白反光
-            '0112223322221100', // row 7 鼻子＋左右鬍鬚
-            '0122220222221000', // row 8 小微笑
-            '0011222222110000', // row 9 - Body
-            '0001222222121000', // row 10 - Body + Tail
-            '0001222222121000', // row 11
-            '0001100110110000', // row 12 - Legs
-            '0000000000000000', // row 13
-            '0000000000000000', // row 14
-            '0000000000000000', // row 15
-        ],
-        spriteMouthOpen: [
-            '0000000000000000',
-            '0011000000110000',
-            '0124444111442100',
-            '0123222323221000',
-            '0122322223221000',
-            '0122522222522100',
-            '0125052225052100',
-            '0112223322221100',
-            '0122204002221000', // Mouth Open 粉紅舌頭
-            '0011222222110000',
-            '0001222222121000',
-            '0001222222121000',
-            '0001100110110000',
-            '0000000000000000',
-            '0000000000000000',
-            '0000000000000000',
-        ],
-        palette: {
-            '0': '#000000', // Black eyes/outline
-            '1': '#2b1d12', // Dark brown outline
-            '2': '#ffb347', // Orange fur
-            '3': '#cd853f', // Darker stripes/nose
-            '4': '#ffb6c1', // Pink (ears, blush, tongue)
-            '5': '#ffffff' // White eye highlight
+        id: 'tinyTigerCatB',
+        meta: {
+            name: '小虎斑貓',
+            displayNameEn: 'Tiny Tiger Cat',
+            species: 'cat',
+            element: 'normal',
+            description: '一隻活潑、黏人的小虎斑貓，喜歡被餵食和玩耍。'
         },
-        tailPixels: [
-            [11, 10], [12, 10],
-            [11, 11], [12, 11],
-        ],
-        earPixels: [
-            [2, 1], [3, 1],
-            [10, 1], [11, 1],
-        ],
-        legFrontPixels: [
-            [4, 12], [5, 12],
-        ],
-        legBackPixels: [
-            [8, 12], [9, 12],
-        ],
-        blushPixels: [
-            [3, 7], [10, 7]
-        ],
-        eyePixels: [
-            [3, 6], [4, 6],  // Left eye
-            [8, 6], [9, 6]   // Right eye
-        ],
-        spriteEyesClosed: [
-            '0000000000000000',
-            '0011000000110000',
-            '0124444111442100',
-            '0123222323221000',
-            '0122322223221000',
-            '0122522222522100',
-            '0122222222222100', // row 6 - Eyes closed (all '2' = closed eyes)
-            '0112223322221100',
-            '0122220222221000',
-            '0011222222110000',
-            '0001222222121000',
-            '0001222222121000',
-            '0001100110110000',
-            '0000000000000000',
-            '0000000000000000',
-            '0000000000000000',
-        ],
-        iconBackLeft: { x: 2, y: 2 },
-        iconBackRight: { x: 13, y: 2 },
-
-        // Growth Stages
-        eggSprite: [
-            '0000000000000000',
-            '0000000000000000',
-            '0000000111000000', // Top (Narrow)
-            '0000001222100000',
-            '0000012232210000', // Small stripe
-            '0000122333221000',
-            '0000122232221000',
-            '0001222222222100', // Widest part
-            '0001233322332100', // Side stripes
-            '0001223222232100',
-            '0000122222221000',
-            '0000122222221000',
-            '0000011222110000', // Bottom
-            '0000000111000000',
-            '0000000000000000',
-            '0000000000000000',
-        ],
-        eggPalette: {
-            '1': '#5d4037', // Dark brown outline
-            '2': '#fff8e1', // Creamy white shell
-            '3': '#ffb74d', // Orange tiger stripes
-        }
+        lifecycle: {
+            baseLifeMinutes: 7 * 24 * 60,
+            stages: [
+                {
+                    id: 'egg',
+                    name: '蛋',
+                    minAgeMinutes: 0,
+                    maxAgeMinutes: 30,
+                    spriteKey: 'egg',
+                    canBattle: false,
+                    canEquip: false
+                },
+                {
+                    id: 'baby',
+                    name: '幼年期',
+                    minAgeMinutes: 30,
+                    maxAgeMinutes: 6 * 60,
+                    spriteKey: 'child',
+                    canBattle: false,
+                    canEquip: false
+                },
+                {
+                    id: 'child',
+                    name: '成長期',
+                    minAgeMinutes: 6 * 60,
+                    maxAgeMinutes: 24 * 60,
+                    spriteKey: 'child',
+                    canBattle: true,
+                    canEquip: true
+                },
+                {
+                    id: 'adult',
+                    name: '成熟期',
+                    minAgeMinutes: 24 * 60,
+                    maxAgeMinutes: Infinity,
+                    spriteKey: 'adult',
+                    canBattle: true,
+                    canEquip: true
+                }
+            ],
+            evolutionRules: [
+                {
+                    fromStage: 'baby',
+                    toStage: 'child',
+                    condition: {
+                        maxHungerEvents: 5,
+                        maxSicknessEvents: 2
+                    }
+                }
+            ]
+        },
+        needs: {
+            hunger: {
+                max: 100,
+                startValue: 70,
+                decayPerMinute: 2,
+                warnThreshold: 40,
+                criticalThreshold: 10,
+                feedRecover: 40
+            },
+            happiness: {
+                max: 100,
+                startValue: 60,
+                decayPerMinute: 1,
+                playRecover: 25,
+                lowThreshold: 30
+            },
+            cleanliness: {
+                max: 100,
+                startValue: 80,
+                decayPerPoop: 30,
+                criticalThreshold: 30
+            },
+            energy: {
+                max: 100,
+                startValue: 80,
+                decayPerMinuteActive: 2,
+                recoverPerMinuteSleep: 5,
+                sleepSuggestThreshold: 30
+            },
+            poop: {
+                feedsPerPoop: 3,
+                maxPoopOnScreen: 3
+            },
+            sickness: {
+                baseChancePerMinute: 0.001,
+                extraChanceIfDirty: 0.01,
+                extraChanceIfStarving: 0.02
+            }
+        },
+        stats: {
+            base: {
+                hp: 30,
+                attack: 8,
+                defense: 5,
+                speed: 7
+            },
+            stageModifiers: {
+                baby: { hp: 0.6, attack: 0.5, defense: 0.5, speed: 0.8 },
+                child: { hp: 1.0, attack: 1.0, defense: 1.0, speed: 1.0 },
+                adult: { hp: 1.4, attack: 1.3, defense: 1.2, speed: 1.1 }
+            }
+        },
+        appearance: {
+            pixelSize: 3,
+            sprites: {
+                child: {
+                    idle: [
+                        '0000000000000000',
+                        '0011000000110000',
+                        '0124444111442100',
+                        '0123222323221000',
+                        '0122322223221000',
+                        '0122522222522100',
+                        '0125052225052100',
+                        '0112223322221100',
+                        '0122220222221000',
+                        '0011222222110000',
+                        '0001222222121000',
+                        '0001222222121000',
+                        '0001100110110000',
+                        '0000000000000000',
+                        '0000000000000000',
+                        '0000000000000000',
+                    ],
+                    mouthOpen: [
+                        '0000000000000000',
+                        '0011000000110000',
+                        '0124444111442100',
+                        '0123222323221000',
+                        '0122322223221000',
+                        '0122522222522100',
+                        '0125052225052100',
+                        '0112223322221100',
+                        '0122204002221000',
+                        '0011222222110000',
+                        '0001222222121000',
+                        '0001222222121000',
+                        '0001100110110000',
+                        '0000000000000000',
+                        '0000000000000000',
+                        '0000000000000000',
+                    ],
+                    eyesClosed: [
+                        '0000000000000000',
+                        '0011000000110000',
+                        '0124444111442100',
+                        '0123222323221000',
+                        '0122322223221000',
+                        '0122522222522100',
+                        '0122222222222100',
+                        '0112223322221100',
+                        '0122220222221000',
+                        '0011222222110000',
+                        '0001222222121000',
+                        '0001222222121000',
+                        '0001100110110000',
+                        '0000000000000000',
+                        '0000000000000000',
+                        '0000000000000000',
+                    ]
+                },
+                egg: {
+                    idle: [
+                        '0000000000000000',
+                        '0000000000000000',
+                        '0000000111000000',
+                        '0000001222100000',
+                        '0000012232210000',
+                        '0000122333221000',
+                        '0000122232221000',
+                        '0001222222222100',
+                        '0001233322332100',
+                        '0001223222232100',
+                        '0000122222221000',
+                        '0000122222221000',
+                        '0000011222110000',
+                        '0000000111000000',
+                        '0000000000000000',
+                        '0000000000000000',
+                    ]
+                },
+                adult: {
+                    idle: [
+                        '0000000000000000',
+                        '0011000000110000',
+                        '0124444111442100',
+                        '0123222323221000',
+                        '0122322223221000',
+                        '0122522222522100',
+                        '0125052225052100',
+                        '0112223322221100',
+                        '0122220222221000',
+                        '0011222222110000',
+                        '0001222222121000',
+                        '0001222222121000',
+                        '0001100110110000',
+                        '0000000000000000',
+                        '0000000000000000',
+                        '0000000000000000',
+                    ]
+                }
+            },
+            palettes: {
+                default: {
+                    '0': '#000000',
+                    '1': '#2b1d12',
+                    '2': '#ffb347',
+                    '3': '#cd853f',
+                    '4': '#ffb6c1',
+                    '5': '#ffffff'
+                },
+                egg: {
+                    '1': '#5d4037',
+                    '2': '#fff8e1',
+                    '3': '#ffb74d',
+                }
+            },
+            bodyParts: {
+                tailPixels: [
+                    [11, 10], [12, 10],
+                    [11, 11], [12, 11],
+                ],
+                earPixels: [
+                    [2, 1], [3, 1],
+                    [10, 1], [11, 1],
+                ],
+                legFrontPixels: [
+                    [4, 12], [5, 12],
+                ],
+                legBackPixels: [
+                    [8, 12], [9, 12],
+                ],
+                blushPixels: [
+                    [3, 7], [10, 7]
+                ],
+                eyePixels: [
+                    [3, 6], [4, 6],
+                    [8, 6], [9, 6]
+                ],
+                iconBackLeft: { x: 2, y: 2 },
+                iconBackRight: { x: 13, y: 2 }
+            },
+            behaviorAnimation: {
+                blinkIntervalSec: 5,
+                blinkDurationMs: 200,
+                mouthOpenDurationMs: 300,
+                idleEmoteIntervalSec: 15
+            }
+        },
+        equipment: {
+            slots: ['head', 'face', 'neck', 'back'],
+            items: [
+                {
+                    id: 'sunglasses_basic',
+                    name: '基本墨鏡',
+                    slot: 'face',
+                    overlays: {
+                        child: {
+                            pixels: [
+                                { x: 3, y: 6, color: '0' },
+                                { x: 4, y: 6, color: '0' },
+                                { x: 8, y: 6, color: '0' },
+                                { x: 9, y: 6, color: '0' },
+                            ]
+                        }
+                    },
+                    statModifiers: {
+                        coolness: +10
+                    }
+                }
+            ]
+        },
+        personality: {
+            traits: ['clingy', 'energetic'],
+            modifiers: {
+                hungerDecay: 1.0,
+                happinessDecay: 1.2,
+                energyDecay: 0.9
+            }
+        },
+        mood: {
+            system: {
+                updateIntervalMinutes: 10,
+                factors: ['happiness', 'hunger', 'health']
+            },
+            states: {
+                happy: { minHappiness: 80, spriteFace: 'happy' },
+                neutral: { minHappiness: 40, spriteFace: 'neutral' },
+                sad: { maxHappiness: 40, spriteFace: 'sad' },
+                angry: { maxHunger: 20, spriteFace: 'angry' }
+            }
+        },
+        randomEvents: [
+            {
+                id: 'trip_over',
+                chancePerMinute: 0.005,
+                condition: { maxCoordination: 20 },
+                effect: { happiness: -5, health: -1 },
+                message: 'Tripped and fell!'
+            },
+            {
+                id: 'zoomies',
+                chancePerMinute: 0.01,
+                condition: { minEnergy: 90 },
+                effect: { energy: -20, happiness: +10 },
+                message: 'Suddenly started running around!'
+            }
+        ]
     }
 };