diff --git a/src/main/java/Sdf1_login/DatabaseManager.java b/src/main/java/Sdf1_login/DatabaseManager.java
index e7259a0..6797460 100644
--- a/src/main/java/Sdf1_login/DatabaseManager.java
+++ b/src/main/java/Sdf1_login/DatabaseManager.java
@@ -1384,6 +1384,44 @@ public class DatabaseManager {
     }
 
 
+    /**
+     * 获取玩家最新背包备份
+     */
+    public String[] getInventoryBackup(String playerName) {
+        try {
+            PreparedStatement ps =
+                    db.prepareStatement(
+                            "SELECT contents_b64, "
+                                    + "armor_b64, "
+                                    + "extra_b64, "
+                                    + "level, "
+                                    + "experience "
+                                    + "FROM inventory_backups "
+                                    + "WHERE player_name=? "
+                                    + "ORDER BY save_time DESC "
+                                    + "LIMIT 1");
+            ps.setString(1, playerName);
+            ResultSet rs = ps.executeQuery();
+            if (rs.next()) {
+                String[] result = new String[5];
+                result[0] = rs.getString("contents_b64");
+                result[1] = rs.getString("armor_b64");
+                result[2] = rs.getString("extra_b64");
+                result[3] = String.valueOf(rs.getInt("level"));
+                result[4] = String.valueOf(rs.getDouble("experience"));
+                rs.close();
+                ps.close();
+                return result;
+            }
+            rs.close();
+            ps.close();
+        } catch (SQLException e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+
     // ==================== 工单操作 ====================
 
     public int createTicket(String type,
diff --git a/src/main/java/Sdf1_login/Main.java b/src/main/java/Sdf1_login/Main.java
index f16320f..adedc8a 100644
--- a/src/main/java/Sdf1_login/Main.java
+++ b/src/main/java/Sdf1_login/Main.java
@@ -171,6 +171,8 @@ public class Main extends JavaPlugin
 
     //pvp
     private PVPManager pvpManager;
+    //pvp竞技场（独立世界模式）
+    private PVPArenaManager pvPArenaManager;
 
 
 
@@ -507,6 +509,13 @@ public class Main extends JavaPlugin
                         () -> pvpManager.tickRegions(),
                         20L, 20L);
         setupPVPTab();
+        
+        // 12.1 ===PVP竞技场（独立世界模式）===
+        pvPArenaManager = new PVPArenaManager(this);
+        getServer().getPluginManager()
+                .registerEvents(pvPArenaManager, this);
+        // 确保PVP世界存在
+        pvPArenaManager.ensurePVPWorldExists();
 
         // 13 ====cypay债券====
         // 债券系统（独立DB）
@@ -668,7 +677,7 @@ public class Main extends JavaPlugin
                                             "create", "stats",
                                             "list", "delete",
                                             "tool", "on", "off",
-                                            "tempban"};
+                                            "tempban", "arena"};
                                     for (String s : sub) {
                                         if (s.startsWith(
                                                 args[0]
@@ -2298,6 +2307,21 @@ public class Main extends JavaPlugin
             e.setCancelled(true);
             p.setAllowFlight(true);
         }
+        
+        // PVP竞技场世界检测
+        if (pvPArenaManager != null) {
+            String fromWorld = from.getWorld().getName();
+            String toWorld = to.getWorld().getName();
+            
+            // 检测玩家是否进入PVP世界
+            if (!fromWorld.equals(toWorld) && toWorld.equals("pvp_arena")) {
+                pvPArenaManager.onPlayerEnterPVPWorld(p);
+            }
+            // 检测玩家是否离开PVP世界
+            else if (!fromWorld.equals(toWorld) && fromWorld.equals("pvp_arena")) {
+                pvPArenaManager.onPlayerExitPVPWorld(p);
+            }
+        }
     }
 
     private List<String> filterTab(List<String> opts, String prefix) {
@@ -2939,6 +2963,10 @@ public class Main extends JavaPlugin
     public PVPManager getPVPManager() {
         return pvpManager;
     }
+    
+    public PVPArenaManager getPVPArenaManager() {
+        return pvPArenaManager;
+    }
     // 在 Main.java 中（与其他 getter 放一起）
     public AreaProtection getAreaProtection() {
         return areaProtection;
@@ -3258,6 +3286,15 @@ public class Main extends JavaPlugin
             }
             return;
         }
+        
+        // ===== PVP装备选择GUI点击处理 =====
+        if (title.equals("§6§l选择PVP装备")) {
+            if (pvPArenaManager != null) {
+                e.setCancelled(true);
+                pvPArenaManager.handleEquipmentClick(p, e.getRawSlot());
+            }
+            return;
+        }
 
         // 传送面板不受登录冻结限制（基岩版玩家免登录也要能用）
         if (!title.equals("§6§l传送系统")) {
@@ -4723,6 +4760,12 @@ public class Main extends JavaPlugin
                 return true;
             }
             Player p = (Player) sender;
+            
+            // PVP竞技场命令（由pvpManager统一处理）
+            if (args.length > 0 && args[0].equalsIgnoreCase("arena")) {
+                return pvpManager.onCommand(p, args);
+            }
+            
             return pvpManager.onCommand(p, args);
         }
 
diff --git a/src/main/java/Sdf1_login/PVPArenaManager.java b/src/main/java/Sdf1_login/PVPArenaManager.java
new file mode 100644
index 0000000..3e47d27
--- /dev/null
+++ b/src/main/java/Sdf1_login/PVPArenaManager.java
@@ -0,0 +1,567 @@
+package Sdf1_login;
+
+import org.bukkit.*;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerJoinEvent;
+import org.bukkit.event.player.PlayerQuitEvent;
+import org.bukkit.inventory.Inventory;
+import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.meta.ItemMeta;
+
+import java.io.File;
+import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * PVP竞技场管理器 - 独立世界模式
+ * 
+ * 流程：
+ * 1. 玩家加入PVP世界
+ * 2. 备份玩家背包数据
+ * 3. 清空背包
+ * 4. 提供装备自选
+ * 5. 全局击杀计数
+ * 6. 玩家退场
+ * 7. 回收专属装备
+ * 8. 还原玩家背包数据
+ */
+public class PVPArenaManager implements Listener {
+
+    private final Main plugin;
+    private final DatabaseManager db;
+    
+    // PVP世界名称
+    private static final String PVP_WORLD_NAME = "pvp_arena";
+    
+    // 玩家在PVP世界中的状态
+    private final Set<String> inPVPArena = ConcurrentHashMap.newKeySet();
+    
+    // 玩家背包备份缓存 (玩家名 -> 备份数据)
+    private final Map<String, InventoryBackup> inventoryBackups = new ConcurrentHashMap<>();
+    
+    // PVP装备列表 (管理员可配置)
+    private final List<ItemStack> pvpEquipment = new ArrayList<>();
+    
+    // 装备选择GUI标题
+    private static final String EQUIPMENT_GUI_TITLE = "§6§l选择PVP装备";
+    
+    /**
+     * 背包备份数据类
+     */
+    public static class InventoryBackup {
+        public ItemStack[] contents;
+        public ItemStack[] armor;
+        public ItemStack offHand;
+        public int expLevel;
+        public float exp;
+        
+        public InventoryBackup(ItemStack[] contents, ItemStack[] armor, ItemStack offHand, int expLevel, float exp) {
+            this.contents = contents != null ? contents.clone() : new ItemStack[36];
+            this.armor = armor != null ? armor.clone() : new ItemStack[4];
+            this.offHand = offHand;
+            this.expLevel = expLevel;
+            this.exp = exp;
+        }
+    }
+    
+    public PVPArenaManager(Main plugin) {
+        this.plugin = plugin;
+        this.db = plugin.getDb();
+        
+        // 初始化默认PVP装备
+        initDefaultEquipment();
+        
+        // 加载配置
+        loadConfig();
+    }
+    
+    /**
+     * 初始化默认PVP装备
+     */
+    private void initDefaultEquipment() {
+        pvpEquipment.clear();
+        
+        // 铁甲套装
+        pvpEquipment.add(new ItemStack(Material.IRON_HELMET));
+        pvpEquipment.add(new ItemStack(Material.IRON_CHESTPLATE));
+        pvpEquipment.add(new ItemStack(Material.IRON_LEGGINGS));
+        pvpEquipment.add(new ItemStack(Material.IRON_BOOTS));
+        
+        // 钻石剑
+        ItemStack sword = new ItemStack(Material.DIAMOND_SWORD);
+        ItemMeta swordMeta = sword.getItemMeta();
+        if (swordMeta != null) {
+            swordMeta.setDisplayName("§b§lPVP钻石剑");
+            sword.setItemMeta(swordMeta);
+        }
+        pvpEquipment.add(sword);
+        
+        // 弓
+        pvpEquipment.add(new ItemStack(Material.BOW));
+        
+        // 箭 x 64
+        ItemStack arrows = new ItemStack(Material.ARROW, 64);
+        pvpEquipment.add(arrows);
+        
+        // 金苹果 x 8
+        ItemStack gapple = new ItemStack(Material.GOLDEN_APPLE, 8);
+        pvpEquipment.add(gapple);
+        
+        // 药水
+        ItemStack potion = new ItemStack(Material.POTION, 3);
+        ItemMeta potionMeta = potion.getItemMeta();
+        if (potionMeta != null) {
+            potionMeta.setDisplayName("§a§l瞬间治疗药水");
+            potion.setItemMeta(potionMeta);
+        }
+        pvpEquipment.add(potion);
+    }
+    
+    /**
+     * 加载配置
+     */
+    private void loadConfig() {
+        // TODO: 从配置文件加载PVP装备列表
+        // 目前使用默认装备
+    }
+    
+    /**
+     * 保存配置
+     */
+    public void saveConfig() {
+        // TODO: 保存PVP装备列表到配置文件
+    }
+    
+    /**
+     * 检查并创建PVP世界
+     */
+    public void ensurePVPWorldExists() {
+        World pvpWorld = Bukkit.getWorld(PVP_WORLD_NAME);
+        if (pvpWorld == null) {
+            // 创建PVP世界 (使用超平坦世界)
+            WorldCreator creator = new WorldCreator(PVP_WORLD_NAME);
+            creator.environment(World.Environment.NORMAL);
+            creator.generator(new org.bukkit.generator.ChunkGenerator() {
+                @Override
+                public ChunkData generateChunkData(World world, Random random, int x, int z, BiomeGrid biome) {
+                    return createChunkData(world);
+                }
+            });
+            
+            pvpWorld = creator.createWorld();
+            
+            if (pvpWorld != null) {
+                // 设置PVP世界规则
+                pvpWorld.setPVP(true);
+                pvpWorld.setGameRule(GameRule.DO_DAYLIGHT_CYCLE, false);
+                pvpWorld.setGameRule(GameRule.DO_WEATHER_CYCLE, false);
+                pvpWorld.setTime(6000); // 中午
+                
+                plugin.getLogger().info("[PVP] 已创建PVP竞技场世界: " + PVP_WORLD_NAME);
+            } else {
+                plugin.getLogger().severe("[PVP] 无法创建PVP竞技场世界!");
+            }
+        }
+    }
+    
+    /**
+     * 玩家加入PVP世界
+     */
+    public void onPlayerEnterPVPWorld(Player player) {
+        String playerName = player.getName();
+        
+        // 检查是否已经在PVP世界
+        if (inPVPArena.contains(playerName)) {
+            return;
+        }
+        
+        // 标记玩家进入PVP世界
+        inPVPArena.add(playerName);
+        
+        // 备份玩家背包
+        backupInventory(player);
+        
+        // 清空玩家背包
+        clearInventory(player);
+        
+        // 打开装备选择GUI
+        openEquipmentSelection(player);
+        
+        player.sendMessage("§a§l欢迎来到PVP竞技场!");
+        player.sendMessage("§7请选择你的装备套装");
+        player.playSound(player.getLocation(), Sound.ENTITY_PLAYER_LEVELUP, 1.0f, 1.0f);
+        
+        plugin.getLogger().info("[PVP] 玩家 " + playerName + " 进入PVP竞技场");
+    }
+    
+    /**
+     * 玩家退出PVP世界
+     */
+    public void onPlayerExitPVPWorld(Player player) {
+        String playerName = player.getName();
+        
+        // 检查是否在PVP世界
+        if (!inPVPArena.contains(playerName)) {
+            return;
+        }
+        
+        // 标记玩家离开PVP世界
+        inPVPArena.remove(playerName);
+        
+        // 回收PVP装备
+        回收PVPEquipment(player);
+        
+        // 恢复玩家背包
+        restoreInventory(player);
+        
+        player.sendMessage("§e§l你已离开PVP竞技场");
+        player.playSound(player.getLocation(), Sound.ENTITY_EXPERIENCE_ORB_PICKUP, 1.0f, 1.0f);
+        
+        plugin.getLogger().info("[PVP] 玩家 " + playerName + " 离开PVP竞技场");
+    }
+    
+    /**
+     * 备份玩家背包
+     */
+    private void backupInventory(Player player) {
+        String playerName = player.getName();
+        
+        InventoryBackup backup = new InventoryBackup(
+            player.getInventory().getContents(),
+            player.getInventory().getArmorContents(),
+            player.getInventory().getItemInOffHand(),
+            player.getLevel(),
+            player.getExp()
+        );
+        
+        inventoryBackups.put(playerName, backup);
+        
+        // 同时保存到数据库
+        db.saveInventoryBackup(
+            playerName,
+            serializeItems(backup.contents),
+            serializeItems(backup.armor),
+            serializeItem(backup.offHand),
+            backup.expLevel,
+            backup.exp
+        );
+        
+        plugin.getLogger().info("[PVP] 已备份玩家 " + playerName + " 的背包");
+    }
+    
+    /**
+     * 恢复玩家背包
+     */
+    private void restoreInventory(Player player) {
+        String playerName = player.getName();
+        
+        // 先从缓存获取
+        InventoryBackup backup = inventoryBackups.remove(playerName);
+        
+        // 缓存没有则从数据库获取
+        if (backup == null) {
+            String[] data = db.getInventoryBackup(playerName);
+            if (data != null) {
+                backup = new InventoryBackup(
+                    deserializeItems(data[0]),
+                    deserializeItems(data[1]),
+                    deserializeItem(data[2]),
+                    Integer.parseInt(data[3]),
+                    Float.parseFloat(data[4])
+                );
+                
+                // 删除数据库备份
+                db.deleteInventoryBackup(playerName);
+            }
+        }
+        
+        if (backup != null) {
+            // 恢复背包
+            player.getInventory().setContents(backup.contents);
+            player.getInventory().setArmorContents(backup.armor);
+            player.getInventory().setItemInOffHand(backup.offHand);
+            player.setLevel(backup.expLevel);
+            player.setExp(backup.exp);
+            
+            player.sendMessage("§a§l背包已恢复");
+            plugin.getLogger().info("[PVP] 已恢复玩家 " + playerName + " 的背包");
+        } else {
+            plugin.getLogger().warning("[PVP] 未找到玩家 " + playerName + " 的背包备份");
+        }
+    }
+    
+    /**
+     * 清空玩家背包
+     */
+    private void clearInventory(Player player) {
+        player.getInventory().clear();
+        player.getInventory().setArmorContents(new ItemStack[4]);
+        player.getInventory().setItemInOffHand(null);
+        player.setLevel(0);
+        player.setExp(0.0f);
+    }
+    
+    /**
+     * 回收PVP装备
+     */
+    private void 回收PVPEquipment(Player player) {
+        // 移除带有PVP标记的物品
+        ItemStack[] contents = player.getInventory().getContents();
+        for (int i = 0; i < contents.length; i++) {
+            if (contents[i] != null && isPVPEquipment(contents[i])) {
+                contents[i] = null;
+            }
+        }
+        player.getInventory().setContents(contents);
+        
+        // 移除护甲中的PVP装备
+        ItemStack[] armor = player.getInventory().getArmorContents();
+        for (int i = 0; i < armor.length; i++) {
+            if (armor[i] != null && isPVPEquipment(armor[i])) {
+                armor[i] = null;
+            }
+        }
+        player.getInventory().setArmorContents(armor);
+        
+        // 移除副手
+        ItemStack offHand = player.getInventory().getItemInOffHand();
+        if (offHand != null && isPVPEquipment(offHand)) {
+            player.getInventory().setItemInOffHand(null);
+        }
+    }
+    
+    /**
+     * 检查物品是否是PVP装备
+     */
+    private boolean isPVPEquipment(ItemStack item) {
+        if (item == null) return false;
+        
+        // 检查是否是PVP装备材料
+        Material type = item.getType();
+        return type == Material.IRON_HELMET ||
+               type == Material.IRON_CHESTPLATE ||
+               type == Material.IRON_LEGGINGS ||
+               type == Material.IRON_BOOTS ||
+               type == Material.DIAMOND_SWORD ||
+               type == Material.BOW ||
+               type == Material.ARROW ||
+               type == Material.GOLDEN_APPLE ||
+               type == Material.POTION;
+    }
+    
+    /**
+     * 打开装备选择GUI
+     */
+    public void openEquipmentSelection(Player player) {
+        Inventory gui = Bukkit.createInventory(null, 54, EQUIPMENT_GUI_TITLE);
+        
+        // 添加PVP装备到GUI
+        for (int i = 0; i < pvpEquipment.size() && i < 45; i++) {
+            gui.setItem(i, pvpEquipment.get(i).clone());
+        }
+        
+        // 添加确认按钮
+        ItemStack confirm = new ItemStack(Material.LIME_STAINED_GLASS_PANE);
+        ItemMeta confirmMeta = confirm.getItemMeta();
+        if (confirmMeta != null) {
+            confirmMeta.setDisplayName("§a§l确认选择");
+            confirm.setItemMeta(confirmMeta);
+        }
+        gui.setItem(49, confirm);
+        
+        // 添加全选按钮
+        ItemStack selectAll = new ItemStack(Material.NETHER_STAR);
+        ItemMeta selectAllMeta = selectAll.getItemMeta();
+        if (selectAllMeta != null) {
+            selectAllMeta.setDisplayName("§b§l一键装备全套");
+            selectAll.setItemMeta(selectAllMeta);
+        }
+        gui.setItem(53, selectAll);
+        
+        player.openInventory(gui);
+    }
+    
+    /**
+     * 处理装备选择GUI点击
+     */
+    public boolean handleEquipmentClick(Player player, int slot) {
+        if (!player.getOpenInventory().getTitle().equals(EQUIPMENT_GUI_TITLE)) {
+            return false;
+        }
+        
+        String playerName = player.getName();
+        
+        // 检查是否在PVP世界
+        if (!inPVPArena.contains(playerName)) {
+            return false;
+        }
+        
+        // 确认选择按钮
+        if (slot == 49) {
+            player.closeInventory();
+            player.sendMessage("§a§l装备选择完成，开始战斗!");
+            player.playSound(player.getLocation(), Sound.ENTITY_EXPERIENCE_ORB_PICKUP, 1.0f, 1.0f);
+            return true;
+        }
+        
+        // 一键装备全套按钮
+        if (slot == 53) {
+            equipFullSet(player);
+            player.closeInventory();
+            player.sendMessage("§a§l已装备全套PVP装备!");
+            player.playSound(player.getLocation(), Sound.ENTITY_EXPERIENCE_ORB_PICKUP, 1.0f, 1.0f);
+            return true;
+        }
+        
+        // 装备物品
+        if (slot >= 0 && slot < pvpEquipment.size()) {
+            ItemStack item = pvpEquipment.get(slot).clone();
+            
+            // 根据物品类型自动装备
+            Material type = item.getType();
+            if (type == Material.IRON_HELMET) {
+                player.getInventory().setHelmet(item);
+            } else if (type == Material.IRON_CHESTPLATE) {
+                player.getInventory().setChestplate(item);
+            } else if (type == Material.IRON_LEGGINGS) {
+                player.getInventory().setLeggings(item);
+            } else if (type == Material.IRON_BOOTS) {
+                player.getInventory().setBoots(item);
+            } else {
+                // 其他物品放入背包
+                player.getInventory().addItem(item);
+            }
+            
+            player.playSound(player.getLocation(), Sound.ITEM_ARMOR_EQUIP_IRON, 1.0f, 1.0f);
+            return true;
+        }
+        
+        return false;
+    }
+    
+    /**
+     * 装备全套
+     */
+    private void equipFullSet(Player player) {
+        for (ItemStack item : pvpEquipment) {
+            ItemStack clone = item.clone();
+            Material type = clone.getType();
+            
+            if (type == Material.IRON_HELMET) {
+                player.getInventory().setHelmet(clone);
+            } else if (type == Material.IRON_CHESTPLATE) {
+                player.getInventory().setChestplate(clone);
+            } else if (type == Material.IRON_LEGGINGS) {
+                player.getInventory().setLeggings(clone);
+            } else if (type == Material.IRON_BOOTS) {
+                player.getInventory().setBoots(clone);
+            } else {
+                player.getInventory().addItem(clone);
+            }
+        }
+    }
+    
+    /**
+     * 玩家加入事件
+     */
+    @EventHandler
+    public void onPlayerJoin(PlayerJoinEvent event) {
+        Player player = event.getPlayer();
+        
+        // 检查玩家是否在PVP世界
+        if (player.getWorld().getName().equals(PVP_WORLD_NAME)) {
+            inPVPArena.add(player.getName());
+            
+            // 延迟恢复背包（等待世界完全加载）
+            plugin.getServer().getScheduler().runTaskLater(plugin, () -> {
+                restoreInventory(player);
+            }, 20L);
+        }
+    }
+    
+    /**
+     * 玩家退出事件
+     */
+    @EventHandler
+    public void onPlayerQuit(PlayerQuitEvent event) {
+        Player player = event.getPlayer();
+        String playerName = player.getName();
+        
+        // 如果玩家在PVP世界，备份并清空
+        if (inPVPArena.contains(playerName)) {
+            backupInventory(player);
+            inventoryBackups.remove(playerName);
+        }
+    }
+    
+    /**
+     * 序列化物品数组
+     */
+    private String serializeItems(ItemStack[] items) {
+        // TODO: 实现物品序列化
+        return "";
+    }
+    
+    /**
+     * 反序列化物品数组
+     */
+    private ItemStack[] deserializeItems(String data) {
+        // TODO: 实现物品反序列化
+        return new ItemStack[0];
+    }
+    
+    /**
+     * 序列化单个物品
+     */
+    private String serializeItem(ItemStack item) {
+        // TODO: 实现物品序列化
+        return "";
+    }
+    
+    /**
+     * 反序列化单个物品
+     */
+    private ItemStack deserializeItem(String data) {
+        // TODO: 实现物品反序列化
+        return null;
+    }
+    
+    /**
+     * 检查玩家是否在PVP世界
+     */
+    public boolean isInPVPArena(String playerName) {
+        return inPVPArena.contains(playerName);
+    }
+    
+    /**
+     * 获取PVP世界
+     */
+    public World getPVPWorld() {
+        return Bukkit.getWorld(PVP_WORLD_NAME);
+    }
+    
+    /**
+     * 获取PVP装备列表
+     */
+    public List<ItemStack> getPVPEquipment() {
+        return Collections.unmodifiableList(pvpEquipment);
+    }
+    
+    /**
+     * 添加PVP装备
+     */
+    public void addPVPEquipment(ItemStack item) {
+        pvpEquipment.add(item);
+        saveConfig();
+    }
+    
+    /**
+     * 清除所有玩家的PVP状态
+     */
+    public void clearAllPVPArenaStates() {
+        inPVPArena.clear();
+        inventoryBackups.clear();
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/Sdf1_login/ShopItem.java b/src/main/java/Sdf1_login/ShopItem.java
index d336c7c..5b8d401 100644
--- a/src/main/java/Sdf1_login/ShopItem.java
+++ b/src/main/java/Sdf1_login/ShopItem.java
@@ -6,8 +6,8 @@ public class ShopItem {
     private final String id;
     private final String displayName;
     private final Material material;
-    private final int buyPrice;
-    private final int sellPrice;
+    private int buyPrice;
+    private int sellPrice;
     private int stock;
     private int hourlySales;
     private int totalSales;
@@ -42,6 +42,8 @@ public class ShopItem {
     public void setStock(int s)       { this.stock = s; }
     public void setHourlySales(int s) { this.hourlySales = s; }
     public void setTotalSales(int s)  { this.totalSales = s; }
+    public void setBuyPrice(int p)    { this.buyPrice = p; }
+    public void setSellPrice(int p)   { this.sellPrice = p; }
     public void addSales(int n) {
         this.hourlySales += n;
         this.totalSales += n;
diff --git a/src/main/java/Sdf1_login/ShopManager.java b/src/main/java/Sdf1_login/ShopManager.java
index 7296947..a862f98 100644
--- a/src/main/java/Sdf1_login/ShopManager.java
+++ b/src/main/java/Sdf1_login/ShopManager.java
@@ -2007,6 +2007,67 @@ public class ShopManager implements Listener {
         return false;
     }
 
+    // ===== PHP同步：更新商品价格 =====
+    public boolean updateItemPrice(String id, int buyPrice, int sellPrice) {
+        ShopItem item = findItemById(id);
+        if (item == null) return false;
+        item.setBuyPrice(buyPrice);
+        item.setSellPrice(sellPrice);
+        for (ShopCategory cat : categories) {
+            if (cat.getItem(id) != null) {
+                saveCategory(cat);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    // ===== PHP同步：批量更新商品价格和库存 =====
+    public int updateItemPrices(List<Map<String, Object>> items) {
+        int updated = 0;
+        for (Map<String, Object> data : items) {
+            String id = (String) data.get("id");
+            if (id == null) continue;
+
+            ShopItem item = findItemById(id);
+            if (item == null) continue;
+
+            boolean changed = false;
+            if (data.containsKey("buy_price")) {
+                int newBuyPrice = ((Number) data.get("buy_price")).intValue();
+                if (item.getBuyPrice() != newBuyPrice) {
+                    item.setBuyPrice(newBuyPrice);
+                    changed = true;
+                }
+            }
+            if (data.containsKey("sell_price")) {
+                int newSellPrice = ((Number) data.get("sell_price")).intValue();
+                if (item.getSellPrice() != newSellPrice) {
+                    item.setSellPrice(newSellPrice);
+                    changed = true;
+                }
+            }
+            if (data.containsKey("stock")) {
+                int newStock = ((Number) data.get("stock")).intValue();
+                if (item.getStock() != newStock) {
+                    item.setStock(newStock);
+                    changed = true;
+                }
+            }
+            if (changed) {
+                // 找到并保存对应的分类
+                for (ShopCategory cat : categories) {
+                    if (cat.getItem(id) != null) {
+                        saveCategory(cat);
+                        updated++;
+                        break;
+                    }
+                }
+            }
+        }
+        return updated;
+    }
+
     public ShopCategory findCategory(String n) {
         for (ShopCategory c : categories)
             if (c.getName().equals(n)) return c;
diff --git a/src/main/java/Sdf1_login/WebManager.java b/src/main/java/Sdf1_login/WebManager.java
index 8e87f1a..c023eb9 100644
--- a/src/main/java/Sdf1_login/WebManager.java
+++ b/src/main/java/Sdf1_login/WebManager.java
@@ -1322,6 +1322,8 @@ public class WebManager {
                         try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
                         submitNormalDbTask("即时-pullShopStock", () -> pullShopStock());
                         try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
+                        submitNormalDbTask("即时-pullShopPrices", () -> pullShopPrices());
+                        try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
                         submitNormalDbTask("即时-pullBondChanges", () -> pullBondChanges());
                         try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
                         submitNormalDbTask("即时-syncAllPlayerIps", () -> syncAllPlayerIps());
@@ -1357,6 +1359,8 @@ public class WebManager {
                     try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
                     submitNormalDbTask("末轮-pullShopStock", () -> pullShopStock());
                     try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
+                    submitNormalDbTask("末轮-pullShopPrices", () -> pullShopPrices());
+                    try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
                     submitNormalDbTask("末轮-pullBondChanges", () -> pullBondChanges());
                     plugin.getLogger().info("[合并C] 全员下线超60秒，末轮同步已执行");
                 }
@@ -1393,6 +1397,8 @@ public class WebManager {
             try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
             submitNormalDbTask("周期-pullShopStock", () -> pullShopStock());
             try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
+            submitNormalDbTask("周期-pullShopPrices", () -> pullShopPrices());
+            try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
             submitNormalDbTask("周期-pullBondChanges", () -> pullBondChanges());
             try { Thread.sleep(6000 + (long)(Math.random() * 8000)); } catch (InterruptedException ignored) {}
             submitNormalDbTask("周期-syncAllPlayerIps", () -> syncAllPlayerIps());
@@ -6145,6 +6151,171 @@ public class WebManager {
         }
     }
 
+    /**
+     * 拉取PHP端修改的商品价格
+     * 类似pullShopStock，但针对admin_buy_price/admin_sell_price
+     */
+    private void pullShopPrices() {
+        new BukkitRunnable() {
+            @Override
+            public void run() {
+                try {
+                    String urlStr = webBaseUrl + "/api/sync.php?action=pull_shop_prices&secret="
+                            + java.net.URLEncoder.encode(secretKey, "UTF-8");
+                    String json = doGet(urlStr);
+                    if (json == null || !json.contains("\"success\":true")) return;
+
+                    // 解析商品价格列表
+                    int dataStart = json.indexOf("\"items\":");
+                    if (dataStart < 0) return;
+                    String dataStr = json.substring(dataStart + 8);
+                    int arrEnd = findMatchingBracket(dataStr, 0);
+                    if (arrEnd < 0) return;
+                    String arrStr = dataStr.substring(0, arrEnd + 1);
+
+                    // ★ 解析JSON数组为Map列表
+                    List<Map<String, Object>> priceUpdates = new ArrayList<>();
+                    // 简单JSON解析：遍历每个对象
+                    int idx = 0;
+                    while (true) {
+                        int objStart = arrStr.indexOf("{", idx);
+                        if (objStart < 0) break;
+                        int objEnd = findMatchingBracket(arrStr, objStart);
+                        if (objEnd < 0) break;
+                        String objStr = arrStr.substring(objStart, objEnd + 1);
+                        Map<String, Object> itemData = parseJsonObject(objStr);
+                        if (itemData != null && itemData.containsKey("id")) {
+                            priceUpdates.add(itemData);
+                        }
+                        idx = objEnd + 1;
+                    }
+
+                    if (priceUpdates.isEmpty()) return;
+
+                    // ★ 调用ShopManager批量更新价格
+                    ShopManager shopManager = plugin.getShopManager();
+                    if (shopManager == null) {
+                        plugin.getLogger().warning("[价格同步] ShopManager未初始化");
+                        return;
+                    }
+                    int updated = shopManager.updateItemPrices(priceUpdates);
+                    if (updated > 0) {
+                        plugin.getLogger().info("[价格同步] 应用PHP价格改动: " + updated + "个商品");
+                    }
+
+                } catch (Exception e) {
+                    plugin.getLogger().warning("[价格同步] 拉取价格异常: " + e.getMessage());
+                }
+            }
+        }.runTaskAsynchronously(plugin);
+    }
+
+    /**
+     * 清除PHP端的管理员价格标记
+     */
+    private void clearAdminPrices() {
+        try {
+            String urlStr = webBaseUrl + "/api/sync.php?action=clear_admin_prices&secret="
+                    + java.net.URLEncoder.encode(secretKey, "UTF-8");
+            doGet(urlStr);
+        } catch (Exception e) {
+            // 静默处理
+        }
+    }
+
+    /**
+     * 简单的JSON对象解析（提取键值对）
+     * 支持字符串、数字、布尔值、null
+     */
+    private Map<String, Object> parseJsonObject(String json) {
+        Map<String, Object> map = new HashMap<>();
+        try {
+            // 去除首尾空白
+            json = json.trim();
+            if (!json.startsWith("{") || !json.endsWith("}")) return null;
+            json = json.substring(1, json.length() - 1).trim();
+            if (json.isEmpty()) return map;
+
+            int idx = 0;
+            while (idx < json.length()) {
+                // 跳过空白
+                while (idx < json.length() && Character.isWhitespace(json.charAt(idx))) idx++;
+                if (idx >= json.length()) break;
+
+                // 解析键
+                if (json.charAt(idx) != '"') break;
+                int keyStart = idx + 1;
+                int keyEnd = json.indexOf('"', keyStart);
+                if (keyEnd < 0) break;
+                String key = json.substring(keyStart, keyEnd);
+                idx = keyEnd + 1;
+
+                // 跳过冒号
+                while (idx < json.length() && (json.charAt(idx) == ':' || Character.isWhitespace(json.charAt(idx)))) idx++;
+                if (idx >= json.length()) break;
+
+                // 解析值
+                char firstChar = json.charAt(idx);
+                Object value = null;
+                if (firstChar == '"') {
+                    // 字符串值
+                    int valStart = idx + 1;
+                    int valEnd = valStart;
+                    while (valEnd < json.length()) {
+                        if (json.charAt(valEnd) == '\\') {
+                            valEnd += 2;
+                            continue;
+                        }
+                        if (json.charAt(valEnd) == '"') break;
+                        valEnd++;
+                    }
+                    value = json.substring(valStart, valEnd);
+                    idx = valEnd + 1;
+                } else if (firstChar == 't' || firstChar == 'f') {
+                    // 布尔值
+                    if (json.startsWith("true", idx)) {
+                        value = true;
+                        idx += 4;
+                    } else if (json.startsWith("false", idx)) {
+                        value = false;
+                        idx += 5;
+                    }
+                } else if (firstChar == 'n') {
+                    // null
+                    if (json.startsWith("null", idx)) {
+                        value = null;
+                        idx += 4;
+                    }
+                } else if (firstChar == '-' || Character.isDigit(firstChar)) {
+                    // 数字
+                    int numStart = idx;
+                    while (idx < json.length() && (json.charAt(idx) == '-' || json.charAt(idx) == '.' || Character.isDigit(json.charAt(idx))) ) idx++;
+                    String numStr = json.substring(numStart, idx);
+                    try {
+                        if (numStr.contains(".")) {
+                            value = Double.parseDouble(numStr);
+                        } else {
+                            value = Long.parseLong(numStr);
+                        }
+                    } catch (NumberFormatException e) {
+                        // 忽略
+                    }
+                } else {
+                    // 未知类型，跳过到下一个逗号或结束
+                    while (idx < json.length() && json.charAt(idx) != ',' && json.charAt(idx) != '}') idx++;
+                }
+
+                map.put(key, value);
+
+                // 跳过逗号
+                while (idx < json.length() && (json.charAt(idx) == ',' || Character.isWhitespace(json.charAt(idx)))) idx++;
+            }
+        } catch (Exception e) {
+            // 解析失败，返回部分结果
+        }
+        return map;
+    }
+
     /**
      * 更新本地商品库存
      * @return 是否有任何库存被更新
@@ -6312,6 +6483,7 @@ public class WebManager {
                         submitDbTask("通知-syncShopData", () -> syncShopData());
                         submitNormalDbTask("通知-pullPendingTransactions", () -> pullPendingTransactions());
                         submitNormalDbTask("通知-pullShopStock", () -> pullShopStock());
+                        submitNormalDbTask("通知-pullShopPrices", () -> pullShopPrices());
                         submitNormalDbTask("通知-pullBondChanges", () -> pullBondChanges());
                         // 删除通知文件
                         notifyFile.delete();