const CHARACTERS = [
    { name: '刘备', hp: 4, color: '#4169E1', skill: '仁德', skillDesc: '可以将任意手牌赠予其他角色' },
    { name: '曹操', hp: 4, color: '#8B4513', skill: '奸雄', skillDesc: '受到伤害后，可以获得造成伤害的牌' },
    { name: '孙权', hp: 4, color: '#228B22', skill: '制衡', skillDesc: '可以弃置任意张手牌，然后摸等量的牌' },
    { name: '关羽', hp: 4, color: '#DC143C', skill: '武圣', skillDesc: '可以将红色手牌当杀使用' },
    { name: '张飞', hp: 4, color: '#FF4500', skill: '咆哮', skillDesc: '出牌阶段可以使用任意张杀' },
    { name: '赵云', hp: 4, color: '#1E90FF', skill: '龙胆', skillDesc: '可以将杀当闪使用，或将闪当杀使用' },
    { name: '诸葛亮', hp: 3, color: '#9370DB', skill: '观星', skillDesc: '回合开始时可以查看牌堆顶的牌' },
    { name: '黄月英', hp: 3, color: '#FF69B4', skill: '集智', skillDesc: '使用锦囊牌后可以摸一张牌' },
    { name: '吕布', hp: 4, color: '#8B0000', skill: '无双', skillDesc: '使用杀时，目标需要使用两张闪' },
    { name: '貂蝉', hp: 3, color: '#FF1493', skill: '离间', skillDesc: '可以让两名男性角色决斗' }
];

const IDENTITIES = {
    lord: { name: '主公', class: 'lord' },
    loyalist: { name: '忠臣', class: 'loyalist' },
    rebel: { name: '反贼', class: 'rebel' },
    spy: { name: '内奸', class: 'spy' }
};

const EQUIPMENT_EFFECTS = {
    '诸葛连弩': { range: 1, effect: '每回合可以使用任意张杀' },
    '青龙偃月刀': { range: 3, effect: '攻击范围3' },
    '丈八蛇矛': { range: 3, effect: '攻击范围3' },
    '贯石斧': { range: 3, effect: '攻击范围3' },
    '方天画戟': { range: 4, effect: '攻击范围4' },
    '八卦阵': { effect: '需要判定是否受到伤害' },
    '仁王盾': { effect: '黑色杀无效' },
    '藤甲': { effect: '普通杀无效，火杀伤害+1' },
    '的卢': { effect: '其他角色计算距离+1' },
    '赤兔': { effect: '计算与其他角色距离-1' }
};

const CARD_IMAGES = {
    '杀': {
        background: 'linear-gradient(135deg, #8B0000 0%, #DC143C 50%, #FF6347 100%)',
        icon: '⚔️',
        pattern: 'attack'
    },
    '闪': {
        background: 'linear-gradient(135deg, #006400 0%, #228B22 50%, #32CD32 100%)',
        icon: '🛡️',
        pattern: 'dodge'
    },
    '桃': {
        background: 'linear-gradient(135deg, #FF69B4 0%, #FF1493 50%, #C71585 100%)',
        icon: '🍑',
        pattern: 'peach'
    },
    '决斗': {
        background: 'linear-gradient(135deg, #4B0082 0%, #8A2BE2 50%, #9370DB 100%)',
        icon: '⚡',
        pattern: 'duel'
    },
    '过河拆桥': {
        background: 'linear-gradient(135deg, #8B4513 0%, #A0522D 50%, #CD853F 100%)',
        icon: '🌉',
        pattern: 'destroy'
    },
    '顺手牵羊': {
        background: 'linear-gradient(135deg, #DAA520 0%, #FFD700 50%, #FFA500 100%)',
        icon: '🐑',
        pattern: 'steal'
    },
    '万箭齐发': {
        background: 'linear-gradient(135deg, #B22222 0%, #DC143C 50%, #FF4500 100%)',
        icon: '🏹',
        pattern: 'arrow'
    },
    '南蛮入侵': {
        background: 'linear-gradient(135deg, #2F4F4F 0%, #008080 50%, #20B2AA 100%)',
        icon: '🏹',
        pattern: 'barbarian'
    },
    '无中生有': {
        background: 'linear-gradient(135deg, #FF8C00 0%, #FFA500 50%, #FFD700 100%)',
        icon: '✨',
        pattern: 'create'
    },
    '借刀杀人': {
        background: 'linear-gradient(135deg, #800080 0%, #9370DB 50%, #BA55D3 100%)',
        icon: '🗡️',
        pattern: 'borrow'
    },
    '无懈可击': {
        background: 'linear-gradient(135deg, #191970 0%, #4169E1 50%, #6495ED 100%)',
        icon: '🚫',
        pattern: 'nullify'
    },
    '桃园结义': {
        background: 'linear-gradient(135deg, #FF69B4 0%, #FFB6C1 50%, #FFC0CB 100%)',
        icon: '🌸',
        pattern: 'peachGarden'
    },
    '诸葛连弩': {
        background: 'linear-gradient(135deg, #FF4500 0%, #FF6347 50%, #FF7F50 100%)',
        icon: '🏹',
        pattern: 'weapon'
    },
    '青龙偃月刀': {
        background: 'linear-gradient(135deg, #006400 0%, #228B22 50%, #32CD32 100%)',
        icon: '🗡️',
        pattern: 'weapon'
    },
    '丈八蛇矛': {
        background: 'linear-gradient(135deg, #8B0000 0%, #A52A2A 50%, #CD5C5C 100%)',
        icon: '⚔️',
        pattern: 'weapon'
    },
    '贯石斧': {
        background: 'linear-gradient(135deg, #4B0082 0%, #6A5ACD 50%, #7B68EE 100%)',
        icon: '🪓',
        pattern: 'weapon'
    },
    '方天画戟': {
        background: 'linear-gradient(135deg, #FFD700 0%, #FFA500 50%, #FF8C00 100%)',
        icon: '🔱',
        pattern: 'weapon'
    },
    '八卦阵': {
        background: 'linear-gradient(135deg, #000080 0%, #4169E1 50%, #6495ED 100%)',
        icon: '☯️',
        pattern: 'armor'
    },
    '仁王盾': {
        background: 'linear-gradient(135deg, #8B4513 0%, #A0522D 50%, #CD853F 100%)',
        icon: '🛡️',
        pattern: 'armor'
    },
    '藤甲': {
        background: 'linear-gradient(135deg, #556B2F 0%, #6B8E23 50%, #8FBC8F 100%)',
        icon: '🌿',
        pattern: 'armor'
    },
    '的卢': {
        background: 'linear-gradient(135deg, #808080 0%, #A9A9A9 50%, #C0C0C0 100%)',
        icon: '🐎',
        pattern: 'horse'
    },
    '赤兔': {
        background: 'linear-gradient(135deg, #DC143C 0%, #FF6347 50%, #FF7F50 100%)',
        icon: '🐎',
        pattern: 'horse'
    },
    '五谷丰登': {
        background: 'linear-gradient(135deg, #228B22 0%, #32CD32 50%, #90EE90 100%)',
        icon: '🌾',
        pattern: 'harvest'
    },
    '闪电': {
        background: 'linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%)',
        icon: '⚡',
        pattern: 'lightning'
    },
    '乐不思蜀': {
        background: 'linear-gradient(135deg, #e94560 0%, #ff6b6b 50%, #feca57 100%)',
        icon: '🎵',
        pattern: 'happy'
    },
    '兵粮寸断': {
        background: 'linear-gradient(135deg, #5f27cd 0%, #341f97 50%, #222f3e 100%)',
        icon: '🍚',
        pattern: 'starvation'
    },
    '铁索连环': {
        background: 'linear-gradient(135deg, #2c3e50 0%, #34495e 50%, #7f8c8d 100%)',
        icon: '⛓️',
        pattern: 'chain'
    },
    '火攻': {
        background: 'linear-gradient(135deg, #e74c3c 0%, #c0392b 50%, #922b21 100%)',
        icon: '🔥',
        pattern: 'fireAttack'
    },
    '火杀': {
        background: 'linear-gradient(135deg, #ff4500 0%, #ff6347 50%, #ff7f50 100%)',
        icon: '🔥',
        pattern: 'fireAttack'
    },
    '雷杀': {
        background: 'linear-gradient(135deg, #4169e1 0%, #6495ed 50%, #87ceeb 100%)',
        icon: '⚡',
        pattern: 'thunderAttack'
    }
};

class Card {
    constructor(suit, rank, name, type, category = 'basic') {
        this.suit = suit;
        this.rank = rank;
        this.name = name;
        this.type = type;
        this.category = category;
    }

    getSuitSymbol() {
        const suits = {
            'spade': '♠',
            'heart': '♥',
            'club': '♣',
            'diamond': '♦'
        };
        return suits[this.suit] || '';
    }

    getDisplayRank() {
        const ranks = {
            'A': 'A', '2': '2', '3': '3', '4': '4', '5': '5',
            '6': '6', '7': '7', '8': '8', '9': '9', '10': '10',
            'J': 'J', 'Q': 'Q', 'K': 'K'
        };
        return ranks[this.rank] || this.rank;
    }

    isRed() {
        return this.suit === 'heart' || this.suit === 'diamond';
    }

    isBlack() {
        return this.suit === 'spade' || this.suit === 'club';
    }
}

class Player {
    constructor(index, character, identity, isHuman = false) {
        this.index = index;
        this.character = character;
        this.identity = identity;
        this.maxHp = character.hp;
        this.currentHp = character.hp;
        this.hand = [];
        this.equipment = { weapon: null, armor: null, horsePlus: null, horseMinus: null };
        this.isHuman = isHuman;
        this.isAlive = true;
        this.attackRange = 1;
        this.statusEffects = {
            lightning: false,
            happy: false,
            starvation: false,
            chain: false
        };
    }

    takeDamage(amount) {
        this.currentHp = Math.max(0, this.currentHp - amount);
        if (this.currentHp === 0) {
            this.isAlive = false;
        }
        return this.currentHp;
    }

    heal(amount) {
        this.currentHp = Math.min(this.maxHp, this.currentHp + amount);
        return this.currentHp;
    }

    showDamageEffect() {
        const playerCard = document.getElementById(`player-${this.index}`);
        const damageEffect = document.createElement('div');
        damageEffect.className = 'damage-effect';
        damageEffect.textContent = '-1';
        playerCard.appendChild(damageEffect);
        
        setTimeout(() => {
            damageEffect.remove();
        }, 500);
    }

    showHealEffect() {
        const playerCard = document.getElementById(`player-${this.index}`);
        const healEffect = document.createElement('div');
        healEffect.className = 'heal-effect';
        healEffect.textContent = '+1';
        playerCard.appendChild(healEffect);
        
        setTimeout(() => {
            healEffect.remove();
        }, 500);
    }

    addCard(card) {
        this.hand.push(card);
    }

    removeCard(index) {
        return this.hand.splice(index, 1)[0];
    }

    equipCard(card) {
        if (card.type === 'weapon') {
            this.equipment.weapon = card;
            const weaponRanges = {
                '诸葛连弩': 1,
                '青龙偃月刀': 3,
                '丈八蛇矛': 3,
                '贯石斧': 3,
                '方天画戟': 4
            };
            this.attackRange = weaponRanges[card.name] || 1;
        } else if (card.type === 'armor') {
            this.equipment.armor = card;
        } else if (card.type === 'horsePlus') {
            this.equipment.horsePlus = card;
        } else if (card.type === 'horseMinus') {
            this.equipment.horseMinus = card;
        }
    }
}

class Game {
    constructor() {
        this.deck = [];
        this.discardPile = [];
        this.players = [];
        this.currentPlayerIndex = 0;
        this.phase = 'ready';
        this.turnCount = 1;
        this.selectedCardIndex = -1;
        this.selectedTargetIndex = -1;
        this.hasDrawn = false;
        this.hasPlayed = false;
        this.attackCount = 0;
        this.gameOver = false;
        
        this.initDeck();
        this.initPlayers();
    }

    initDeck() {
        const suits = ['spade', 'heart', 'club', 'diamond'];
        const ranks = ['A', '2', '3', '4', '5', '6', '7', '8', '9', '10', 'J', 'Q', 'K'];
        
        for (let suit of suits) {
            for (let rank of ranks) {
                this.deck.push(new Card(suit, rank, '杀', 'attack', 'basic'));
                this.deck.push(new Card(suit, rank, '闪', 'dodge', 'basic'));
            }
        }
        
        for (let suit of suits) {
            for (let i = 0; i < 5; i++) {
                this.deck.push(new Card(suit, ranks[i], '火杀', 'attack', 'basic'));
                this.deck.push(new Card(suit, ranks[i], '雷杀', 'attack', 'basic'));
            }
        }
        
        for (let suit of suits) {
            for (let i = 0; i < 3; i++) {
                this.deck.push(new Card(suit, ranks[i], '桃', 'peach', 'basic'));
            }
        }
        
        const scrollCards = [
            { name: '过河拆桥', type: 'dismantlement' },
            { name: '顺手牵羊', type: 'steal' },
            { name: '决斗', type: 'duel' },
            { name: '借刀杀人', type: 'borrow' },
            { name: '无中生有', type: 'draw' },
            { name: '万箭齐发', type: 'arrow' },
            { name: '南蛮入侵', type: 'barbarian' },
            { name: '无懈可击', type: 'nullify' },
            { name: '桃园结义', type: 'peachGarden' },
            { name: '五谷丰登', type: 'harvest' },
            { name: '闪电', type: 'lightning' },
            { name: '乐不思蜀', type: 'happy' },
            { name: '兵粮寸断', type: 'starvation' },
            { name: '铁索连环', type: 'chain' },
            { name: '火攻', type: 'fireAttack' }
        ];
        
        for (let card of scrollCards) {
            for (let suit of suits) {
                for (let i = 0; i < 2; i++) {
                    this.deck.push(new Card(suit, ranks[i], card.name, card.type, 'scroll'));
                }
            }
        }
        
        const equipCards = [
            { name: '诸葛连弩', type: 'weapon', range: 1 },
            { name: '青龙偃月刀', type: 'weapon', range: 3 },
            { name: '丈八蛇矛', type: 'weapon', range: 3 },
            { name: '贯石斧', type: 'weapon', range: 3 },
            { name: '方天画戟', type: 'weapon', range: 4 },
            { name: '八卦阵', type: 'armor' },
            { name: '仁王盾', type: 'armor' },
            { name: '藤甲', type: 'armor' },
            { name: '的卢', type: 'horsePlus' },
            { name: '绝影', type: 'horsePlus' },
            { name: '赤兔', type: 'horseMinus' },
            { name: '紫骍', type: 'horseMinus' }
        ];
        
        for (let card of equipCards) {
            for (let suit of suits) {
                this.deck.push(new Card(suit, 'A', card.name, card.type, 'equip'));
            }
        }
        
        this.shuffleDeck();
    }

    shuffleDeck() {
        for (let i = this.deck.length - 1; i > 0; i--) {
            const j = Math.floor(Math.random() * (i + 1));
            [this.deck[i], this.deck[j]] = [this.deck[j], this.deck[i]];
        }
    }

    initPlayers() {
        const availableCharacters = [...CHARACTERS];
        const shuffledCharacters = availableCharacters.sort(() => Math.random() - 0.5);
        
        const identities = ['lord', 'loyalist', 'rebel', 'rebel', 'spy'];
        const shuffledIdentities = identities.sort(() => Math.random() - 0.5);
        
        for (let i = 0; i < 5; i++) {
            const isHuman = (i === 0);
            const character = shuffledCharacters[i];
            const identity = shuffledIdentities[i];
            
            this.players.push(new Player(i, character, identity, isHuman));
            
            if (identity === 'lord') {
                this.players[i].maxHp++;
                this.players[i].currentHp++;
            }
        }
        
        for (let i = 0; i < 5; i++) {
            for (let j = 0; j < 4; j++) {
                const card = this.drawCard();
                if (card) {
                    this.players[i].addCard(card);
                }
            }
        }
        
        const lordIndex = this.players.findIndex(p => p.identity === 'lord');
        if (lordIndex !== -1) {
            this.currentPlayerIndex = lordIndex;
        }
    }

    drawCard() {
        if (this.deck.length === 0) {
            if (this.discardPile.length === 0) {
                return null;
            }
            this.deck = [...this.discardPile];
            this.discardPile = [];
            this.shuffleDeck();
        }
        return this.deck.pop();
    }

    discardCard(card) {
        this.discardPile.push(card);
    }

    getCurrentPlayer() {
        return this.players[this.currentPlayerIndex];
    }

    getNextAlivePlayer(startIndex, direction = 1) {
        let index = startIndex;
        do {
            index = (index + direction + 5) % 5;
            if (this.players[index].isAlive) {
                return index;
            }
        } while (index !== startIndex);
        return startIndex;
    }

    startTurn() {
        this.phase = 'draw';
        this.hasDrawn = false;
        this.hasPlayed = false;
        this.attackCount = 0;
        this.selectedCardIndex = -1;
        this.selectedTargetIndex = -1;
        
        const player = this.getCurrentPlayer();
        this.addLog(`${player.character.name} 的回合开始`, true);
        
        this.handleStatusEffects(player);
    }

    handleStatusEffects(player) {
        if (!player.isAlive) return;
        
        if (player.statusEffects.lightning) {
            this.handleLightningEffect(player);
        }
        
        if (player.statusEffects.happy) {
            this.handleHappyEffect(player);
        }
        
        if (player.statusEffects.starvation) {
            this.handleStarvationEffect(player);
        }
    }

    handleLightningEffect(player) {
        const judgmentCard = this.drawCard();
        this.addLog(`${player.character.name} 进行闪电判定，判定牌为 ${judgmentCard.getSuitSymbol()}${judgmentCard.getDisplayRank()}`);
        
        if (judgmentCard.suit === 'spade' && ['2', '3', '4', '5', '6', '7', '8', '9'].includes(judgmentCard.rank)) {
            player.takeDamage(3);
            player.showDamageEffect();
            this.addLog(`${player.character.name} 受到3点雷属性伤害！`);
            this.checkDeath(player);
            player.statusEffects.lightning = false;
        } else {
            this.addLog('闪电判定未通过，闪电传递给下家');
            player.statusEffects.lightning = false;
            const nextPlayerIndex = this.getNextAlivePlayer(player.index);
            this.players[nextPlayerIndex].statusEffects.lightning = true;
            this.addLog(`${this.players[nextPlayerIndex].character.name} 被闪电标记`);
        }
        
        this.discardCard(judgmentCard);
    }

    handleHappyEffect(player) {
        const judgmentCard = this.drawCard();
        this.addLog(`${player.character.name} 进行乐不思蜀判定，判定牌为 ${judgmentCard.getSuitSymbol()}${judgmentCard.getDisplayRank()}`);
        
        if (judgmentCard.suit !== 'heart') {
            this.addLog(`${player.character.name} 乐不思蜀判定未通过，本回合不能使用牌`);
            player.statusEffects.happy = true;
        } else {
            this.addLog(`${player.character.name} 乐不思蜀判定通过，可以正常使用牌`);
            player.statusEffects.happy = false;
        }
        
        this.discardCard(judgmentCard);
    }

    handleStarvationEffect(player) {
        const judgmentCard = this.drawCard();
        this.addLog(`${player.character.name} 进行兵粮寸断判定，判定牌为 ${judgmentCard.getSuitSymbol()}${judgmentCard.getDisplayRank()}`);
        
        if (judgmentCard.suit !== 'club') {
            this.addLog(`${player.character.name} 兵粮寸断判定未通过，本回合不能摸牌`);
            player.statusEffects.starvation = true;
        } else {
            this.addLog(`${player.character.name} 兵粮寸断判定通过，可以正常摸牌`);
            player.statusEffects.starvation = false;
        }
        
        this.discardCard(judgmentCard);
    }

    drawPhase() {
        if (this.hasDrawn) return;
        
        const player = this.getCurrentPlayer();
        
        if (player.statusEffects.starvation) {
            this.addLog(`${player.character.name} 兵粮寸断生效，本回合不能摸牌`);
            player.statusEffects.starvation = false;
        } else {
            const drawCount = 2;
            for (let i = 0; i < drawCount; i++) {
                const card = this.drawCard();
                if (card) {
                    player.addCard(card);
                    this.addLog(`${player.character.name} 摸了一张牌`);
                }
            }
        }
        
        this.hasDrawn = true;
        this.phase = 'play';
    }

    useSkill() {
        const player = this.getCurrentPlayer();
        
        switch (player.character.name) {
            case '刘备':
                this.useLiuBeiSkill();
                break;
            case '曹操':
                this.addLog('奸雄技能在受到伤害后自动触发');
                break;
            case '孙权':
                this.useSunQuanSkill();
                break;
            case '关羽':
                this.addLog('武圣技能：出牌时红色手牌可以当作杀使用');
                break;
            case '张飞':
                this.addLog('咆哮技能：出牌阶段可以使用任意张杀');
                break;
            case '赵云':
                this.addLog('龙胆技能：杀可以当闪使用，闪可以当杀使用');
                break;
            case '诸葛亮':
                this.useZhugeLiangSkill();
                break;
            case '黄月英':
                this.addLog('集智技能：使用锦囊牌后自动摸牌');
                break;
            case '吕布':
                this.addLog('无双技能：使用杀时目标需要两张闪');
                break;
            case '貂蝉':
                this.useDiaoChanSkill();
                break;
            default:
                this.addLog('该角色没有主动技能');
        }
    }

    useLiuBeiSkill() {
        const player = this.getCurrentPlayer();
        if (player.hand.length === 0) {
            this.addLog('没有手牌可以赠送');
            return;
        }
        
        const targetIndex = this.selectedTargetIndex;
        if (targetIndex === -1 || targetIndex === player.index) {
            this.addLog('请先选择一个目标');
            return;
        }
        
        const target = this.players[targetIndex];
        if (!target.isAlive) {
            this.addLog('目标已阵亡');
            return;
        }
        
        const cardIndex = this.selectedCardIndex;
        if (cardIndex === -1) {
            this.addLog('请先选择一张手牌');
            return;
        }
        
        const card = player.removeCard(cardIndex);
        target.addCard(card);
        this.addLog(`${player.character.name} 将【${card.name}】赠予 ${target.character.name}`);
        this.selectedCardIndex = -1;
        this.selectedTargetIndex = -1;
    }

    useSunQuanSkill() {
        const player = this.getCurrentPlayer();
        if (player.hand.length === 0) {
            this.addLog('没有手牌可以弃置');
            return;
        }
        
        const cardIndex = this.selectedCardIndex;
        if (cardIndex === -1) {
            this.addLog('请先选择要弃置的手牌');
            return;
        }
        
        const card = player.removeCard(cardIndex);
        this.discardCard(card);
        this.addLog(`${player.character.name} 弃置了【${card.name}】`);
        
        const newCard = this.drawCard();
        if (newCard) {
            player.addCard(newCard);
            this.addLog(`${player.character.name} 摸了一张牌`);
        }
        
        this.selectedCardIndex = -1;
    }

    useZhugeLiangSkill() {
        if (this.deck.length === 0) {
            this.addLog('牌堆已空');
            return;
        }
        
        const topCard = this.deck[this.deck.length - 1];
        this.addLog(`牌堆顶的牌是：【${topCard.name}】`);
    }

    useDiaoChanSkill() {
        const player = this.getCurrentPlayer();
        const malePlayers = this.players.filter(p => p.isAlive && p.index !== player.index && p.character.name !== '貂蝉');
        
        if (malePlayers.length < 2) {
            this.addLog('场上男性角色不足');
            return;
        }
        
        const target1Index = this.selectedTargetIndex;
        if (target1Index === -1) {
            this.addLog('请先选择第一个决斗目标');
            return;
        }
        
        const target1 = this.players[target1Index];
        if (!target1.isAlive || target1.character.name === '貂蝉') {
            this.addLog('第一个目标无效');
            return;
        }
        
        const target2 = malePlayers.find(p => p.index !== target1Index);
        if (!target2) {
            this.addLog('请选择第二个决斗目标');
            return;
        }
        
        this.addLog(`${player.character.name} 发动【离间】，让 ${target1.character.name} 和 ${target2.character.name} 决斗`);
        this.startDuel(target1, target2);
    }

    playCard(cardIndex, targetIndex = -1) {
        const player = this.getCurrentPlayer();
        const card = player.hand[cardIndex];
        
        if (player.statusEffects.happy) {
            this.addLog('乐不思蜀生效，本回合不能使用牌');
            return false;
        }
        
        if (targetIndex === -1 && this.selectedTargetIndex !== -1) {
            targetIndex = this.selectedTargetIndex;
        }
        
        if (card.category === 'basic') {
            return this.playBasicCard(cardIndex, targetIndex);
        } else if (card.category === 'scroll') {
            return this.playScrollCard(cardIndex, targetIndex);
        } else if (card.category === 'equip') {
            return this.playEquipCard(cardIndex);
        }
        
        return false;
    }

    playBasicCard(cardIndex, targetIndex = -1) {
        const player = this.getCurrentPlayer();
        const card = player.hand[cardIndex];
        
        if (card.type === 'attack') {
            if (this.attackCount >= 1 && !this.hasWeaponWithEffect('zhugeliannu') && player.character.name !== '张飞') {
                this.addLog('每回合只能使用一张杀');
                return false;
            }
            
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive) {
                this.addLog('目标已阵亡');
                return false;
            }
            
            if (!this.isInRange(targetIndex)) {
                this.addLog('目标不在攻击范围内');
                return false;
            }
            
            const attackType = card.name === '火杀' ? '火' : (card.name === '雷杀' ? '雷' : '');
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【${card.name}】`);
            this.showAttackAnimation(targetIndex);
            
            let damage = 1;
            let needsDodge = true;
            
            if (target.equipment.armor && target.equipment.armor.name === '藤甲') {
                if (card.name === '火杀') {
                    damage = 2;
                    this.addLog(`${target.character.name} 的藤甲受到火杀伤害+1`);
                } else if (card.name !== '雷杀') {
                    needsDodge = false;
                    this.addLog(`${target.character.name} 的藤甲使普通杀无效`);
                }
            }
            
            if (needsDodge && this.useDodge(target, player)) {
                this.addLog(`${target.character.name} 使用了【闪】`);
            } else {
                target.takeDamage(damage);
                target.showDamageEffect();
                this.addLog(`${target.character.name} 受到${damage}点${attackType}属性伤害`);
                
                if (target.statusEffects.chain) {
                    this.handleChainDamage(target, attackType);
                }
                
                this.checkDeath(target);
            }
            
            this.attackCount++;
        } else if (card.type === 'peach') {
            if (player.currentHp >= player.maxHp) {
                this.addLog('体力已满，无法使用桃');
                return false;
            }
            
            player.heal(1);
            player.showHealEffect();
            this.addLog(`${player.character.name} 使用了【桃】，回复1点体力`);
        } else if (card.type === 'dodge') {
            if (player.character.name === '赵云') {
                if (this.attackCount >= 1 && !this.hasWeaponWithEffect('zhugeliannu')) {
                    this.addLog('每回合只能使用一张杀');
                    return false;
                }
                
                if (targetIndex === -1) {
                    if (this.selectedTargetIndex !== -1) {
                        targetIndex = this.selectedTargetIndex;
                    } else {
                        targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                    }
                }
                
                const target = this.players[targetIndex];
                if (!target.isAlive) {
                    this.addLog('目标已阵亡');
                    return false;
                }
                
                if (!this.isInRange(targetIndex)) {
                    this.addLog('目标不在攻击范围内');
                    return false;
                }
                
                this.addLog(`${player.character.name} 发动【龙胆】，将【闪】当作【杀】使用`);
                this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【杀】`);
                this.showAttackAnimation(targetIndex);
                
                if (this.useDodge(target, player)) {
                    this.addLog(`${target.character.name} 使用了【闪】`);
                } else {
                    target.takeDamage(1);
                    target.showDamageEffect();
                    this.addLog(`${target.character.name} 受到1点伤害`);
                    
                    if (target.statusEffects.chain) {
                        this.handleChainDamage(target, '');
                    }
                    
                    this.checkDeath(target);
                }
                
                this.attackCount++;
            } else {
                this.addLog('闪只能在对方使用杀时使用');
                return false;
            }
        } else if (player.character.name === '关羽' && card.isRed()) {
            if (this.attackCount >= 1 && !this.hasWeaponWithEffect('zhugeliannu')) {
                this.addLog('每回合只能使用一张杀');
                return false;
            }
            
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive) {
                this.addLog('目标已阵亡');
                return false;
            }
            
            if (!this.isInRange(targetIndex)) {
                this.addLog('目标不在攻击范围内');
                return false;
            }
            
            this.addLog(`${player.character.name} 发动【武圣】，将【${card.name}】当作【杀】使用`);
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【杀】`);
            this.showAttackAnimation(targetIndex);
            
            let damage = 1;
            let needsDodge = true;
            
            if (target.equipment.armor && target.equipment.armor.name === '藤甲') {
                needsDodge = false;
                this.addLog(`${target.character.name} 的藤甲使普通杀无效`);
            }
            
            if (needsDodge && this.useDodge(target, player)) {
                this.addLog(`${target.character.name} 使用了【闪】`);
            } else {
                target.takeDamage(damage);
                target.showDamageEffect();
                this.addLog(`${target.character.name} 受到${damage}点伤害`);
                
                if (target.statusEffects.chain) {
                    this.handleChainDamage(target, '');
                }
                
                this.checkDeath(target);
            }
            
            this.attackCount++;
        }
        
        const playedCard = player.removeCard(cardIndex);
        this.discardCard(playedCard);
        return true;
    }

    playScrollCard(cardIndex, targetIndex = -1) {
        const player = this.getCurrentPlayer();
        const card = player.hand[cardIndex];
        
        if (card.type === 'dismantlement') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【过河拆桥】`);
            this.showCardUseAnimation();
            
            if (target.hand.length > 0) {
                const randomIndex = Math.floor(Math.random() * target.hand.length);
                const removedCard = target.removeCard(randomIndex);
                this.discardCard(removedCard);
                this.addLog(`${target.character.name} 的一张牌被拆掉了`);
            }
            
        } else if (card.type === 'steal') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【顺手牵羊】`);
            this.showCardUseAnimation();
            
            if (target.hand.length > 0) {
                const randomIndex = Math.floor(Math.random() * target.hand.length);
                const stolenCard = target.removeCard(randomIndex);
                player.addCard(stolenCard);
                this.addLog(`${player.character.name} 获得了 ${target.character.name} 的一张牌`);
            }
            
        } else if (card.type === 'draw') {
            this.addLog(`${player.character.name} 使用了【无中生有】`);
            this.showCardUseAnimation();
            for (let i = 0; i < 2; i++) {
                const newCard = this.drawCard();
                if (newCard) {
                    player.addCard(newCard);
                    this.addLog(`${player.character.name} 摸了一张牌`);
                }
            }
            
        } else if (card.type === 'duel') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 发起了【决斗】`);
            this.showCardUseAnimation();
            this.handleDuel(player, target);
            
        } else if (card.type === 'peachGarden') {
            this.addLog(`${player.character.name} 使用了【桃园结义】`);
            this.showCardUseAnimation();
            for (let p of this.players) {
                if (p.isAlive && p.currentHp < p.maxHp) {
                    p.heal(1);
                    p.showHealEffect();
                    this.addLog(`${p.character.name} 回复1点体力`);
                }
            }
            
        } else if (card.type === 'barbarian') {
            this.addLog(`${player.character.name} 使用了【南蛮入侵】`);
            this.showCardUseAnimation();
            this.handleBarbarian(player);
            
        } else if (card.type === 'arrow') {
            this.addLog(`${player.character.name} 使用了【万箭齐发】`);
            this.showCardUseAnimation();
            this.handleArrow(player);
            
        } else if (card.type === 'nullify') {
            this.addLog('无懈可击需要在锦囊牌使用时使用');
            return false;
        } else if (card.type === 'lightning') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【闪电】`);
            this.showCardUseAnimation();
            target.statusEffects.lightning = true;
            this.addLog(`${target.character.name} 被闪电标记`);
            
        } else if (card.type === 'happy') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【乐不思蜀】`);
            this.showCardUseAnimation();
            target.statusEffects.happy = true;
            this.addLog(`${target.character.name} 被乐不思蜀标记`);
            
        } else if (card.type === 'starvation') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            if (!this.isInRange(targetIndex)) {
                this.addLog('目标不在攻击范围内');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【兵粮寸断】`);
            this.showCardUseAnimation();
            target.statusEffects.starvation = true;
            this.addLog(`${target.character.name} 被兵粮寸断标记`);
            
        } else if (card.type === 'chain') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【铁索连环】`);
            this.showCardUseAnimation();
            target.statusEffects.chain = true;
            this.addLog(`${target.character.name} 被铁索连环标记`);
            
        } else if (card.type === 'fireAttack') {
            if (targetIndex === -1) {
                if (this.selectedTargetIndex !== -1) {
                    targetIndex = this.selectedTargetIndex;
                } else {
                    targetIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
                }
            }
            
            const target = this.players[targetIndex];
            if (!target.isAlive || targetIndex === this.currentPlayerIndex) {
                this.addLog('无效的目标');
                return false;
            }
            
            this.addLog(`${player.character.name} 对 ${target.character.name} 使用了【火攻】`);
            this.showCardUseAnimation();
            
            if (target.hand.length === 0) {
                this.addLog('目标没有手牌，火攻无效');
                return false;
            }
            
            const randomCardIndex = Math.floor(Math.random() * target.hand.length);
            const randomCard = target.hand[randomCardIndex];
            this.addLog(`${target.character.name} 展示了一张 ${randomCard.name}`);
            
            if (randomCard.suit === 'heart' || randomCard.suit === 'diamond') {
                target.takeDamage(1);
                target.showDamageEffect();
                this.addLog(`${target.character.name} 受到1点火属性伤害`);
                this.checkDeath(target);
            } else {
                this.addLog('火攻未造成伤害');
            }
        }
        
        const playedCard = player.removeCard(cardIndex);
        this.discardCard(playedCard);
        
        if (player.character.name === '黄月英') {
            const newCard = this.drawCard();
            if (newCard) {
                player.addCard(newCard);
                this.addLog(`${player.character.name} 发动【集智】，摸了一张牌`);
            }
        }
        
        this.showCardUseAnimation();
        return true;
    }

    showCardUseAnimation() {
        const cardElements = document.querySelectorAll('.card.selected');
        cardElements.forEach(card => {
            card.classList.add('use-animation');
            setTimeout(() => {
                card.classList.remove('use-animation');
            }, 500);
        });
    }

    playEquipCard(cardIndex) {
        const player = this.getCurrentPlayer();
        const card = player.hand[cardIndex];
        
        player.equipCard(card);
        this.addLog(`${player.character.name} 装备了【${card.name}】`);
        
        const playedCard = player.removeCard(cardIndex);
        this.discardCard(playedCard);
        
        this.showCardUseAnimation();
        return true;
    }

    useDodge(target, attacker) {
        let dodgeCount = 1;
        
        if (attacker && attacker.character.name === '吕布') {
            dodgeCount = 2;
        }
        
        let dodgesUsed = 0;
        for (let i = 0; i < dodgeCount; i++) {
            let dodgeIndex = target.hand.findIndex(c => c.type === 'dodge');
            
            if (target.character.name === '赵云' && dodgeIndex === -1) {
                dodgeIndex = target.hand.findIndex(c => c.type === 'attack');
                if (dodgeIndex !== -1) {
                    this.addLog(`${target.character.name} 发动【龙胆】，将【杀】当作【闪】使用`);
                }
            }
            
            if (dodgeIndex !== -1) {
                if (target.isHuman) {
                    dodgesUsed++;
                } else {
                    const dodgeCard = target.removeCard(dodgeIndex);
                    this.discardCard(dodgeCard);
                    dodgesUsed++;
                }
                this.showShieldAnimation(target.index);
            }
        }
        
        return dodgesUsed >= dodgeCount;
    }

    showShieldAnimation(playerIndex) {
        const playerCard = document.getElementById(`player-${playerIndex}`);
        const shieldAnimation = document.createElement('div');
        shieldAnimation.className = 'shield-animation';
        shieldAnimation.textContent = '🛡️';
        playerCard.appendChild(shieldAnimation);
        
        setTimeout(() => {
            shieldAnimation.remove();
        }, 800);
    }

    handleDuel(attacker, defender) {
        let currentAttacker = attacker;
        let currentDefender = defender;
        
        while (true) {
            const attackIndex = currentAttacker.hand.findIndex(c => c.type === 'attack');
            if (attackIndex !== -1) {
                const attackCard = currentAttacker.removeCard(attackIndex);
                this.discardCard(attackCard);
                this.showAttackAnimation(currentDefender.index);
                
                const defendIndex = currentDefender.hand.findIndex(c => c.type === 'attack');
                if (defendIndex !== -1) {
                    const defendCard = currentDefender.removeCard(defendIndex);
                    this.discardCard(defendCard);
                    [currentAttacker, currentDefender] = [currentDefender, currentAttacker];
                } else {
                    currentDefender.takeDamage(1);
                    currentDefender.showDamageEffect();
                    this.addLog(`${currentDefender.character.name} 受到1点伤害`);
                    this.checkDeath(currentDefender);
                    break;
                }
            } else {
                break;
            }
        }
    }

    handleBarbarian(attacker) {
        const targets = this.players.filter(p => p.isAlive && p.index !== attacker.index);
        for (const target of targets) {
            let attackIndex = target.hand.findIndex(c => c.type === 'attack');
            
            if (attackIndex === -1 && target.character.name === '关羽') {
                attackIndex = target.hand.findIndex(c => c.isRed());
                if (attackIndex !== -1) {
                    this.addLog(`${target.character.name} 发动【武圣】，将【${target.hand[attackIndex].name}】当作【杀】使用`);
                }
            }
            
            if (attackIndex === -1 && target.character.name === '赵云') {
                attackIndex = target.hand.findIndex(c => c.type === 'dodge');
                if (attackIndex !== -1) {
                    this.addLog(`${target.character.name} 发动【龙胆】，将【闪】当作【杀】使用`);
                }
            }
            
            if (attackIndex !== -1) {
                const attackCard = target.removeCard(attackIndex);
                this.discardCard(attackCard);
                this.addLog(`${target.character.name} 打出了【杀】`);
            } else {
                target.takeDamage(1);
                target.showDamageEffect();
                this.addLog(`${target.character.name} 受到1点伤害`);
                this.checkDeath(target);
            }
        }
    }

    handleArrow(attacker) {
        const targets = this.players.filter(p => p.isAlive && p.index !== attacker.index);
        for (const target of targets) {
            let dodgeIndex = target.hand.findIndex(c => c.type === 'dodge');
            
            if (dodgeIndex === -1 && target.character.name === '赵云') {
                dodgeIndex = target.hand.findIndex(c => c.type === 'attack');
                if (dodgeIndex !== -1) {
                    this.addLog(`${target.character.name} 发动【龙胆】，将【杀】当作【闪】使用`);
                }
            }
            
            if (dodgeIndex !== -1) {
                const dodgeCard = target.removeCard(dodgeIndex);
                this.discardCard(dodgeCard);
                this.addLog(`${target.character.name} 打出了【闪】`);
            } else {
                target.takeDamage(1);
                target.showDamageEffect();
                this.addLog(`${target.character.name} 受到1点伤害`);
                this.checkDeath(target);
            }
        }
    }

    startDuel(player1, player2) {
        this.handleDuel(player1, player2);
    }

    isInRange(targetIndex) {
        const player = this.getCurrentPlayer();
        const target = this.players[targetIndex];
        
        let range = player.attackRange;
        if (player.equipment.horseMinus) {
            range++;
        }
        
        let distance = 0;
        let currentIndex = this.currentPlayerIndex;
        
        while (currentIndex !== targetIndex) {
            currentIndex = this.getNextAlivePlayer(currentIndex);
            distance++;
            if (this.players[currentIndex].equipment.horsePlus && currentIndex !== targetIndex) {
                distance++;
            }
        }
        
        if (target.equipment.horsePlus) {
            distance++;
        }
        
        return distance <= range;
    }

    hasWeaponWithEffect(effect) {
        const player = this.getCurrentPlayer();
        return player.equipment.weapon && player.equipment.weapon.name === '诸葛连弩';
    }

    checkDeath(player) {
        if (!player.isAlive) {
            this.showKillEffect(player);
            this.addLog(`${player.character.name} 阵亡！`, true);
            
            const playerCard = document.getElementById(`player-${player.index}`);
            playerCard.classList.add('dead');
            
            if (player.identity === 'lord') {
                this.gameOver = true;
                this.checkWinCondition();
            } else {
                const lord = this.players.find(p => p.identity === 'lord');
                if (lord) {
                    if (player.identity === 'rebel') {
                        lord.addCard(this.drawCard());
                        lord.addCard(this.drawCard());
                        lord.addCard(this.drawCard());
                        this.addLog(`${lord.character.name} 摸了3张牌`);
                    }
                }
                this.checkWinCondition();
            }
        }
    }

    showKillEffect(player) {
        const killEffect = document.createElement('div');
        killEffect.className = 'kill-effect';
        killEffect.innerHTML = '<div class="kill-text">击杀！</div>';
        document.body.appendChild(killEffect);
        
        setTimeout(() => {
            killEffect.remove();
        }, 1000);
        
        this.showDeathAnimation(player.index);
    }

    showDeathAnimation(playerIndex) {
        const playerCard = document.getElementById(`player-${playerIndex}`);
        const deathAnimation = document.createElement('div');
        deathAnimation.className = 'death-animation';
        deathAnimation.innerHTML = '💀';
        playerCard.appendChild(deathAnimation);
        
        setTimeout(() => {
            deathAnimation.remove();
        }, 800);
    }

    showAttackAnimation(targetIndex) {
        const targetCard = document.getElementById(`player-${targetIndex}`);
        const attackAnimation = document.createElement('div');
        attackAnimation.className = 'attack-animation';
        attackAnimation.textContent = '⚔️';
        targetCard.appendChild(attackAnimation);
        
        setTimeout(() => {
            attackAnimation.remove();
        }, 400);
    }

    handleChainDamage(sourcePlayer, damageType) {
        if (!sourcePlayer.statusEffects.chain) return;
        
        sourcePlayer.statusEffects.chain = false;
        this.addLog(`${sourcePlayer.character.name} 的铁索连环传导伤害`);
        
        const chainedPlayers = this.players.filter(p => p.isAlive && p.statusEffects.chain);
        
        for (const player of chainedPlayers) {
            player.takeDamage(1);
            player.showDamageEffect();
            this.addLog(`${player.character.name} 受到1点${damageType}属性传导伤害`);
            player.statusEffects.chain = false;
            this.checkDeath(player);
        }
    }

    checkWinCondition() {
        const alivePlayers = this.players.filter(p => p.isAlive);
        const lord = this.players.find(p => p.identity === 'lord');
        
        if (!lord || !lord.isAlive) {
            const rebels = alivePlayers.filter(p => p.identity === 'rebel');
            const spy = alivePlayers.find(p => p.identity === 'spy');
            
            if (rebels.length > 0) {
                this.addLog('反贼获胜！', true);
            } else if (spy && alivePlayers.length === 1 && alivePlayers[0].identity === 'spy') {
                this.addLog('内奸获胜！', true);
            } else {
                this.addLog('反贼获胜！', true);
            }
            this.gameOver = true;
        } else {
            const rebels = alivePlayers.filter(p => p.identity === 'rebel');
            const loyalists = alivePlayers.filter(p => p.identity === 'loyalist');
            const spy = alivePlayers.find(p => p.identity === 'spy');
            
            if (alivePlayers.length === 1 && alivePlayers[0].identity === 'spy') {
                this.addLog('内奸获胜！', true);
                this.gameOver = true;
            } else if (rebels.length === 0 && (!spy || !spy.isAlive)) {
                this.addLog('主公和忠臣获胜！', true);
                this.gameOver = true;
            }
        }
    }

    endTurn() {
        if (this.gameOver) return;
        
        const player = this.getCurrentPlayer();
        this.addLog(`${player.character.name} 结束回合`);
        
        this.currentPlayerIndex = this.getNextAlivePlayer(this.currentPlayerIndex);
        
        if (this.currentPlayerIndex === 0) {
            this.turnCount++;
        }
        
        this.startTurn();
        
        if (!this.getCurrentPlayer().isHuman) {
            this.aiTurn();
        }
    }

    aiTurn() {
        const player = this.getCurrentPlayer();
        
        setTimeout(() => {
            this.drawPhase();
            updateUI();
            
            setTimeout(() => {
                this.aiPlayCards(player);
            }, 300);
        }, 300);
    }

    aiPlayCards(player) {
        const canUseMultipleAttacks = this.hasWeaponWithEffect('zhugeliannu') || player.character.name === '张飞';
        
        const cardPriority = [
            { type: 'peach', condition: () => player.currentHp < player.maxHp, target: null },
            { type: 'attack', condition: () => this.attackCount === 0 || canUseMultipleAttacks, target: 'aiSelectTarget', skillCheck: true },
            { type: 'duel', condition: () => true, target: 'aiSelectDuelTarget' },
            { type: 'barbarian', condition: () => true, target: null },
            { type: 'arrow', condition: () => true, target: null },
            { type: 'fireAttack', condition: () => true, target: 'aiSelectFireAttackTarget' },
            { type: 'dismantlement', condition: () => true, target: 'aiSelectDismantleTarget' },
            { type: 'steal', condition: () => true, target: 'aiSelectStealTarget' },
            { type: 'chain', condition: () => true, target: 'aiSelectChainTarget' },
            { type: 'happy', condition: () => true, target: 'aiSelectHappyTarget' },
            { type: 'starvation', condition: () => true, target: 'aiSelectStarvationTarget' },
            { type: 'lightning', condition: () => true, target: 'aiSelectLightningTarget' },
            { type: 'draw', condition: () => true, target: null },
            { type: 'equip', condition: () => true, target: 'aiSelectEquipCard', isEquip: true }
        ];
        
        const playNextCard = () => {
            if (this.gameOver || this.getCurrentPlayer().index !== player.index) {
                return;
            }
            
            const targets = this.players.filter(p => p.isAlive && p.index !== player.index);
            let cardsUsed = false;
            
            if (player.character.name === '刘备' && player.hand.length >= 2) {
                const ally = targets.find(t => t.identity === 'loyalist' || t.identity === 'lord');
                if (ally && ally.currentHp < ally.maxHp) {
                    const cardIndex = player.hand.findIndex(c => c.type === 'peach');
                    if (cardIndex !== -1) {
                        this.useLiuBeiSkillAI(player, ally, cardIndex);
                        cardsUsed = true;
                    }
                }
            }
            
            if (!cardsUsed && player.character.name === '孙权' && player.hand.length >= 2) {
                const uselessCards = player.hand.filter(c => c.type !== 'attack' && c.type !== 'peach' && c.type !== 'dodge');
                if (uselessCards.length > 0) {
                    this.useSunQuanSkillAI(player, uselessCards[0]);
                    cardsUsed = true;
                }
            }
            
            if (!cardsUsed && player.character.name === '貂蝉') {
                const malePlayers = targets.filter(t => t.character.name !== '貂蝉');
                if (malePlayers.length >= 2) {
                    const target1 = malePlayers[0];
                    const target2 = malePlayers[1];
                    this.useDiaoChanSkillAI(player, target1, target2);
                    cardsUsed = true;
                }
            }
            
            if (!cardsUsed) {
                for (const priority of cardPriority) {
                    if (cardsUsed) break;
                    
                    let cardIndex = -1;
                    
                    if (priority.isEquip) {
                        cardIndex = this[priority.target](player);
                    } else {
                        cardIndex = player.hand.findIndex(c => c.type === priority.type);
                        
                        if (priority.skillCheck && cardIndex === -1) {
                            if (player.character.name === '关羽') {
                                cardIndex = player.hand.findIndex(c => c.isRed());
                                if (cardIndex !== -1) {
                                    this.addLog(`${player.character.name} 发动【武圣】，将【${player.hand[cardIndex].name}】当作【杀】使用`);
                                }
                            } else if (player.character.name === '赵云') {
                                cardIndex = player.hand.findIndex(c => c.type === 'dodge');
                                if (cardIndex !== -1) {
                                    this.addLog(`${player.character.name} 发动【龙胆】，将【闪】当作【杀】使用`);
                                }
                            }
                        }
                    }
                    
                    if (cardIndex !== -1 && priority.condition()) {
                        let targetIndex = -1;
                        
                        if (priority.target && !priority.isEquip) {
                            targetIndex = this[priority.target](player, targets);
                        }
                        
                        if (targetIndex !== -1 || !priority.target || priority.isEquip) {
                            const result = this.playCard(cardIndex, targetIndex);
                            if (result) {
                                cardsUsed = true;
                            }
                        }
                    }
                }
            }
            
            if (cardsUsed) {
                updateUI();
                setTimeout(playNextCard, 300);
            } else {
                updateUI();
                setTimeout(() => {
                    this.endTurn();
                    updateUI();
                }, 300);
            }
        };
        
        playNextCard();
    }

    aiSelectTarget(player, targets) {
        const inRangeTargets = targets.filter(t => this.isInRange(t.index));
        
        if (inRangeTargets.length === 0) {
            return -1;
        }
        
        return this.selectTargetByIdentity(player, inRangeTargets);
    }

    useLiuBeiSkillAI(player, ally, cardIndex) {
        const card = player.removeCard(cardIndex);
        ally.addCard(card);
        this.addLog(`${player.character.name} 发动【仁德】，将【${card.name}】赠予 ${ally.character.name}`);
    }

    useSunQuanSkillAI(player, card) {
        const cardIndex = player.hand.indexOf(card);
        if (cardIndex !== -1) {
            player.removeCard(cardIndex);
            this.discardCard(card);
            this.addLog(`${player.character.name} 发动【制衡】，弃置了【${card.name}】`);
            
            const newCard = this.drawCard();
            if (newCard) {
                player.addCard(newCard);
                this.addLog(`${player.character.name} 摸了一张牌`);
            }
        }
    }

    useDiaoChanSkillAI(player, target1, target2) {
        this.addLog(`${player.character.name} 发动【离间】，让 ${target1.character.name} 和 ${target2.character.name} 决斗`);
        this.startDuel(target1, target2);
    }

    aiSelectDuelTarget(player, targets) {
        const weakTargets = targets.filter(t => t.hand.length < 2);
        if (weakTargets.length > 0) {
            return this.aiSelectTarget(player, weakTargets);
        }
        return this.aiSelectTarget(player, targets);
    }

    aiSelectFireAttackTarget(player, targets) {
        const target = this.aiSelectTarget(player, targets);
        if (target !== -1) {
            const targetPlayer = this.players[target];
            const hasRedCard = targetPlayer.hand.some(c => c.suit === 'heart' || c.suit === 'diamond');
            if (!hasRedCard) {
                return target;
            }
        }
        return this.aiSelectTarget(player, targets);
    }

    aiSelectDismantleTarget(player, targets) {
        const targetWithCards = targets.filter(t => t.hand.length > 0 || t.equipment.weapon || t.equipment.armor || t.equipment.horsePlus || t.equipment.horseMinus);
        if (targetWithCards.length > 0) {
            return this.selectTargetByIdentity(player, targetWithCards);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    aiSelectStealTarget(player, targets) {
        const targetWithCards = targets.filter(t => t.hand.length > 0);
        if (targetWithCards.length > 0) {
            return this.selectTargetByIdentity(player, targetWithCards);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    aiSelectChainTarget(player, targets) {
        const unchainedTargets = targets.filter(t => !t.statusEffects.chain);
        if (unchainedTargets.length > 0) {
            return this.selectTargetByIdentity(player, unchainedTargets);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    aiSelectHappyTarget(player, targets) {
        const dangerousTargets = targets.filter(t => t.hand.length >= 3);
        if (dangerousTargets.length > 0) {
            return this.selectTargetByIdentity(player, dangerousTargets);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    aiSelectStarvationTarget(player, targets) {
        const inRangeTargets = targets.filter(t => this.isInRange(t.index));
        if (inRangeTargets.length > 0) {
            return this.selectTargetByIdentity(player, inRangeTargets);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    aiSelectLightningTarget(player, targets) {
        const enemyTargets = targets.filter(t => {
            if (player.identity === 'lord' || player.identity === 'loyalist') {
                return t.identity === 'rebel' || t.identity === 'spy';
            } else if (player.identity === 'rebel') {
                return t.identity === 'lord' || t.identity === 'loyalist';
            } else {
                return true;
            }
        });
        
        if (enemyTargets.length > 0) {
            return this.selectTargetByIdentity(player, enemyTargets);
        }
        return this.selectTargetByIdentity(player, targets);
    }

    selectTargetByIdentity(player, targets) {
        if (targets.length === 0) return -1;
        
        if (player.identity === 'lord') {
            const rebel = targets.find(t => t.identity === 'rebel');
            if (rebel) return rebel.index;
            const spy = targets.find(t => t.identity === 'spy');
            if (spy) return spy.index;
        } else if (player.identity === 'loyalist') {
            const rebel = targets.find(t => t.identity === 'rebel');
            if (rebel) return rebel.index;
        } else if (player.identity === 'rebel') {
            const lord = targets.find(t => t.identity === 'lord');
            if (lord) return lord.index;
            const loyalist = targets.find(t => t.identity === 'loyalist');
            if (loyalist) return loyalist.index;
        } else if (player.identity === 'spy') {
            const weakTarget = targets.reduce((weakest, t) => 
                t.currentHp < weakest.currentHp ? t : weakest, targets[0]);
            if (weakTarget) return weakTarget.index;
        }
        
        return targets.length > 0 ? targets[0].index : -1;
    }

    aiSelectEquipCard(player) {
        const equipCards = player.hand.filter(c => c.category === 'equip');
        if (equipCards.length === 0) return -1;
        
        for (const card of equipCards) {
            const cardIndex = player.hand.indexOf(card);
            
            if (card.type === 'weapon') {
                if (!player.equipment.weapon || 
                    (player.equipment.weapon.name !== '诸葛连弩' && card.name === '诸葛连弩')) {
                    return cardIndex;
                }
            } else if (card.type === 'armor') {
                if (!player.equipment.armor) {
                    return cardIndex;
                }
            } else if (card.type === 'horseMinus') {
                if (!player.equipment.horseMinus) {
                    return cardIndex;
                }
            } else if (card.type === 'horsePlus') {
                if (!player.equipment.horsePlus) {
                    return cardIndex;
                }
            }
        }
        
        return player.hand.indexOf(equipCards[0]);
    }

    addLog(message, highlight = false) {
        const logContainer = document.getElementById('game-log');
        const logEntry = document.createElement('div');
        logEntry.className = 'log-entry' + (highlight ? ' highlight' : '');
        logEntry.textContent = message;
        logContainer.appendChild(logEntry);
        logContainer.scrollTop = logContainer.scrollHeight;
    }
}

let game;

function startGame() {
    document.getElementById('start-screen').style.display = 'none';
    document.getElementById('game-container').style.display = 'block';
    game = new Game();
    updateUI();
    setupEventListeners();
    game.addLog('游戏初始化完成', true);
    
    const currentPlayer = game.getCurrentPlayer();
    if (!currentPlayer.isHuman) {
        game.addLog(`${currentPlayer.character.name} 的回合开始`, true);
        setTimeout(() => {
            game.drawPhase();
            updateUI();
            setTimeout(() => {
                game.aiPlayCards(currentPlayer);
            }, 300);
        }, 300);
    } else {
        game.addLog('点击"准备"开始游戏', true);
    }
}

function initGame() {
    document.getElementById('start-btn').addEventListener('click', startGame);
}

let updateUIPending = false;
let updateUITimer = null;

function updateUI() {
    if (updateUIPending) {
        return;
    }
    
    updateUIPending = true;
    
    if (updateUITimer) {
        clearTimeout(updateUITimer);
    }
    
    updateUITimer = setTimeout(() => {
        updateUIPending = false;
        renderUI();
    }, 50);
}

function renderUI() {
    const player = game.getCurrentPlayer();
    
    document.getElementById('current-phase').textContent = `阶段: ${game.phase === 'ready' ? '准备' : game.phase === 'draw' ? '摸牌' : game.phase === 'play' ? '出牌' : '结束'}`;
    document.getElementById('turn-count').textContent = `回合: ${game.turnCount}`;
    document.getElementById('deck-count').textContent = game.deck.length;
    
    const attackRange = calculateAttackRange(player);
    document.getElementById('attack-range').textContent = `攻击距离: ${attackRange}`;
    
    const isPlayPhase = game.phase === 'play';
    const hasSelectedCard = game.selectedCardIndex !== -1 && player.isHuman && isPlayPhase;
    const selectedCard = hasSelectedCard ? player.hand[game.selectedCardIndex] : null;
    const isAttackOrScroll = selectedCard && (selectedCard.type === 'attack' || selectedCard.category === 'scroll');
    
    for (let i = 0; i < 5; i++) {
        const p = game.players[i];
        
        if (!playerInfoCache[i]) {
            playerInfoCache[i] = {
                name: null,
                identity: null,
                skill: null
            };
        }
        
        const infoCache = playerInfoCache[i];
        
        const playerCard = document.getElementById(`player-${i}`);
        
        playerCard.classList.remove('active', 'targetable', 'targeted', 'out-of-range');
        if (i === game.currentPlayerIndex) {
            playerCard.classList.add('active');
        }
        
        if (hasSelectedCard && isAttackOrScroll && i !== game.currentPlayerIndex && p.isAlive) {
            if (game.isInRange(i)) {
                playerCard.classList.add('targetable');
            } else {
                playerCard.classList.add('out-of-range');
            }
        }
        
        if (game.selectedTargetIndex === i) {
            playerCard.classList.add('targeted');
        }
        
        if (infoCache.name !== p.character.name) {
            const avatar = document.getElementById(`avatar-${i}`);
            avatar.src = `data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Crect width='60' height='60' fill='${p.character.color}'/%3E%3Ctext x='30' y='35' text-anchor='middle' fill='white' font-size='12'%3E${p.character.name}%3C/text%3E%3C/svg%3E`;
            document.getElementById(`name-${i}`).textContent = p.character.name;
            infoCache.name = p.character.name;
        }
        
        const identityEl = document.getElementById(`identity-${i}`);
        const identityInfo = IDENTITIES[p.identity];
        const showIdentity = p.isHuman || p.identity === 'lord' || !p.isAlive;
        const identityText = showIdentity ? identityInfo.name : '???';
        const identityClass = showIdentity ? `identity ${identityInfo.class}` : 'identity hidden';
        
        if (infoCache.identity !== identityText) {
            identityEl.textContent = identityText;
            identityEl.className = identityClass;
            infoCache.identity = identityText;
        }
        
        const hpFill = document.getElementById(`hp-bar-${i}`).querySelector('.hp-fill');
        
        if (!hpCache[i]) {
            hpCache[i] = {
                currentHp: null,
                maxHp: null,
                handLength: null
            };
        }
        
        const hpData = hpCache[i];
        
        if (hpData.currentHp !== p.currentHp || hpData.maxHp !== p.maxHp) {
            hpFill.style.width = `${(p.currentHp / p.maxHp) * 100}%`;
            hpFill.classList.remove('damaged');
            void hpFill.offsetWidth;
            hpFill.classList.add('damaged');
            document.getElementById(`hp-value-${i}`).textContent = `${p.currentHp}/${p.maxHp}`;
            hpData.currentHp = p.currentHp;
            hpData.maxHp = p.maxHp;
        }
        
        if (hpData.handLength !== p.hand.length) {
            document.getElementById(`cards-${i}`).textContent = p.hand.length;
            hpData.handLength = p.hand.length;
        }
        
        renderEquipment(i);
        
        const skillEl = document.getElementById(`skill-${i}`);
        const skillText = p.character.skill || '';
        if (infoCache.skill !== skillText) {
            skillEl.textContent = skillText;
            skillEl.title = p.character.skillDesc || '';
            infoCache.skill = skillText;
        }
        
        renderHand(i);
    }
    
    const drawBtn = document.getElementById('draw-btn');
    const playBtn = document.getElementById('play-btn');
    const endTurnBtn = document.getElementById('end-turn-btn');
    const readyBtn = document.getElementById('ready-btn');
    const skillBtn = document.getElementById('skill-btn');
    
    readyBtn.disabled = game.phase !== 'ready' || !player.isHuman || game.gameOver;
    drawBtn.disabled = game.phase !== 'draw' || !player.isHuman || game.hasDrawn || game.gameOver;
    skillBtn.disabled = game.phase !== 'play' || !player.isHuman || game.gameOver;
    playBtn.disabled = game.phase !== 'play' || !player.isHuman || game.selectedCardIndex === -1 || game.gameOver;
    endTurnBtn.disabled = game.gameOver || !player.isHuman || game.phase === 'ready';
}

const handCache = {};
const equipmentCache = {};
const playerInfoCache = {};
const hpCache = {};

function renderHand(playerIndex) {
    const player = game.players[playerIndex];
    const handContainer = document.getElementById(`hand-${playerIndex}`);
    
    if (!handCache[playerIndex]) {
        handCache[playerIndex] = {
            handLength: 0,
            cards: [],
            selectedCardIndex: -1
        };
    }
    
    const cache = handCache[playerIndex];
    const currentHandLength = player.hand.length;
    const currentSelectedIndex = player.isHuman ? game.selectedCardIndex : -1;
    
    if (currentHandLength === cache.handLength && currentSelectedIndex === cache.selectedCardIndex) {
        return;
    }
    
    if (currentHandLength === cache.handLength && player.isHuman) {
        const existingCards = handContainer.querySelectorAll('.card');
        const changedIndex = currentSelectedIndex !== cache.selectedCardIndex ? currentSelectedIndex : -1;
        
        if (changedIndex !== -1) {
            existingCards.forEach((cardElement, index) => {
                cardElement.classList.toggle('selected', index === currentSelectedIndex);
            });
        }
        cache.selectedCardIndex = currentSelectedIndex;
        return;
    }
    
    handContainer.innerHTML = '';
    cache.handLength = currentHandLength;
    cache.cards = [];
    cache.selectedCardIndex = currentSelectedIndex;
    
    if (player.isHuman) {
        player.hand.forEach((card, index) => {
            const cardElement = document.createElement('div');
            const cardImage = CARD_IMAGES[card.name] || { background: '#fff', icon: '🃏', pattern: 'default' };
            
            cardElement.className = `card ${card.category}` + (index === currentSelectedIndex ? ' selected' : '');
            cardElement.style.background = cardImage.background;
            cardElement.innerHTML = `
                <div class="card-icon">${cardImage.icon}</div>
                <div class="card-suit">${card.getSuitSymbol()}</div>
                <div class="card-rank">${card.getDisplayRank()}</div>
                <div class="card-name">${card.name}</div>
                <div class="card-type">${card.category === 'basic' ? '基本' : card.category === 'scroll' ? '锦囊' : '装备'}</div>
            `;
            cardElement.onclick = () => selectCard(index);
            handContainer.appendChild(cardElement);
            cache.cards.push(card.name);
        });
    } else {
        for (let i = 0; i < player.hand.length; i++) {
            const cardElement = document.createElement('div');
            cardElement.className = 'card-back';
            handContainer.appendChild(cardElement);
        }
    }
}

function renderEquipment(playerIndex) {
    const player = game.players[playerIndex];
    const equipmentEl = document.getElementById(`equipment-${playerIndex}`);
    
    if (!equipmentCache[playerIndex]) {
        equipmentCache[playerIndex] = {
            weapon: null,
            armor: null,
            horsePlus: null,
            horseMinus: null
        };
    }
    
    const cache = equipmentCache[playerIndex];
    
    if (cache.weapon === player.equipment.weapon?.name && 
        cache.armor === player.equipment.armor?.name && 
        cache.horsePlus === player.equipment.horsePlus?.name && 
        cache.horseMinus === player.equipment.horseMinus?.name) {
        return;
    }
    
    equipmentEl.innerHTML = '';
    cache.weapon = player.equipment.weapon?.name || null;
    cache.armor = player.equipment.armor?.name || null;
    cache.horsePlus = player.equipment.horsePlus?.name || null;
    cache.horseMinus = player.equipment.horseMinus?.name || null;
    
    const equipmentTypes = [
        { key: 'weapon', class: 'weapon' },
        { key: 'armor', class: 'armor' },
        { key: 'horsePlus', class: 'horse' },
        { key: 'horseMinus', class: 'horse' }
    ];
    
    equipmentTypes.forEach(({ key, class: className }) => {
        const equip = player.equipment[key];
        if (equip) {
            const equipCard = document.createElement('div');
            equipCard.className = `equipment-card ${className}`;
            equipCard.textContent = equip.name.substring(0, 2);
            const effect = EQUIPMENT_EFFECTS[equip.name];
            if (effect) {
                equipCard.title = `${equip.name}\n效果: ${effect.effect}`;
            }
            equipmentEl.appendChild(equipCard);
        }
    });
}

function selectCard(index) {
    if (game.phase !== 'play' || !game.getCurrentPlayer().isHuman) return;
    
    if (game.selectedCardIndex === index) {
        game.selectedCardIndex = -1;
        game.selectedTargetIndex = -1;
    } else {
        game.selectedCardIndex = index;
        game.selectedTargetIndex = -1;
    }
    
    updateUI();
}

function selectTarget(targetIndex) {
    const player = game.getCurrentPlayer();
    if (!player.isHuman || game.phase !== 'play' || game.selectedCardIndex === -1) return;
    
    const target = game.players[targetIndex];
    if (!target.isAlive || targetIndex === game.currentPlayerIndex) return;
    
    const selectedCard = player.hand[game.selectedCardIndex];
    if (!selectedCard) return;
    
    if (!game.isInRange(targetIndex)) {
        game.addLog('目标不在攻击范围内');
        return;
    }
    
    if (game.selectedTargetIndex === targetIndex) {
        game.selectedTargetIndex = -1;
    } else {
        game.selectedTargetIndex = targetIndex;
    }
    
    updateUI();
}

function calculateAttackRange(player) {
    let range = player.attackRange;
    if (player.equipment.horseMinus) {
        range++;
    }
    return Math.max(1, range);
}

function setupEventListeners() {
    document.getElementById('ready-btn').onclick = () => {
        if (game.getCurrentPlayer().isHuman && game.phase === 'ready') {
            game.drawPhase();
            updateUI();
        }
    };
    
    document.getElementById('draw-btn').onclick = () => {
        if (game.getCurrentPlayer().isHuman && game.phase === 'draw') {
            game.drawPhase();
            updateUI();
        }
    };
    
    document.getElementById('skill-btn').onclick = () => {
        if (game.getCurrentPlayer().isHuman && game.phase === 'play') {
            game.useSkill();
            updateUI();
        }
    };
    
    document.getElementById('play-btn').onclick = () => {
        if (game.selectedCardIndex !== -1 && game.getCurrentPlayer().isHuman) {
            if (game.playCard(game.selectedCardIndex)) {
                game.selectedCardIndex = -1;
                game.selectedTargetIndex = -1;
                updateUI();
            }
        }
    };
    
    document.getElementById('end-turn-btn').onclick = () => {
        if (game.getCurrentPlayer().isHuman) {
            game.endTurn();
            updateUI();
        }
    };
    
    const modal = document.getElementById('card-modal');
    const closeBtn = document.querySelector('.close');
    
    closeBtn.onclick = () => {
        modal.style.display = 'none';
    };
    
    window.onclick = (event) => {
        if (event.target === modal) {
            modal.style.display = 'none';
        }
    };
}

window.onload = initGame;