* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #1a532a;
    color: white;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.game-container {
    width: 90vw;
    max-width: 1200px;
    min-height: 90vh;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 20px;
    padding: 20px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.game-header {
    text-align: center;
    margin-bottom: 20px;
}

.game-header h1 {
    font-size: 2.5em;
    color: #ffd700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.game-info {
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 1.2em;
}

.game-table {
    position: relative;
    width: 100%;
    min-height: 500px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* 地主牌区域 */
.landlord-cards {
    text-align: center;
    margin-bottom: 20px;
}

#landlord-indicator {
    font-size: 1.2em;
    margin-bottom: 10px;
    color: #ffd700;
}

#landlord-cards-area {
    display: flex;
    justify-content: center;
    gap: 5px;
}

/* 玩家区域 */
.player {
    width: 100%;
    text-align: center;
}

.player-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 10px;
    font-size: 1.1em;
}

.player-name {
    font-weight: bold;
}

.cards-count {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 5px 10px;
    border-radius: 10px;
}

.player-role {
    color: #ff6b6b;
    font-weight: bold;
}

.player-cards {
    display: flex;
    justify-content: center;
    gap: 5px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.last-play {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-top: 10px;
    opacity: 0.7;
}

/* 自己的玩家区域 */
.player-self {
    margin-top: 30px;
}

.player-self .player-cards {
    gap: 2px;
}

/* 卡片样式 */
.card {
    width: 80px;
    height: 120px;
    background-color: white;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 5px;
    color: black;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    border: 2px solid transparent;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
}

.card.selected {
    border-color: #ffd700;
    background-color: #fff9c4;
}

.card-back {
    background-color: #424242;
    background-image: radial-gradient(circle, #666 20%, transparent 20%),
                      radial-gradient(circle, #666 20%, transparent 20%);
    background-size: 10px 10px;
    background-position: 0 0, 5px 5px;
    color: transparent;
}

.card .rank-top {
    font-size: 1.5em;
    align-self: flex-start;
}

.card .suit-middle {
    font-size: 2em;
    align-self: center;
    margin: 10px 0;
}

.card .rank-bottom {
    font-size: 1.5em;
    align-self: flex-end;
    transform: rotate(180deg);
}

/* 花色颜色 */
.card.spades, .card.clubs {
    color: black;
}

.card.hearts, .card.diamonds {
    color: red;
}

/* 大王小王 */
.card.joker-big .suit-middle,
.card.joker-small .suit-middle {
    color: black;
    font-size: 1.5em;
}

/* 当前出牌区域 */
.current-play-area {
    text-align: center;
    margin: 20px 0;
}

#current-play-info {
    font-size: 1.2em;
    margin-bottom: 10px;
    color: #ffd700;
}

#current-play-cards {
    display: flex;
    justify-content: center;
    gap: 5px;
}

/* 游戏控制按钮 */
.game-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

button {
    padding: 12px 24px;
    font-size: 1.1em;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-weight: bold;
}

button:hover {
    background-color: #45a049;
}

button:active {
    transform: translateY(1px);
}

button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
    transform: none;
}

/* 叫地主按钮区域 */
.landlord-buttons {
    display: flex;
    gap: 15px;
}

#call-landlord {
    background-color: #ff9800;
}

#call-landlord:hover {
    background-color: #f57c00;
}

#no-call {
    background-color: #f44336;
}

#no-call:hover {
    background-color: #da190b;
}

/* 出牌按钮区域 */
.play-buttons {
    display: flex;
    gap: 15px;
}

#play-cards {
    background-color: #2196F3;
}

#play-cards:hover {
    background-color: #0b7dda;
}

#pass {
    background-color: #9e9e9e;
}

#pass:hover {
    background-color: #757575;
}

/* 游戏统计 */
.game-stats {
    margin-left: 30px;
    font-size: 1.2em;
    color: #ffd700;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .game-container {
        width: 98vw;
        padding: 10px;
    }
    
    .game-header h1 {
        font-size: 2em;
    }
    
    .card {
        width: 60px;
        height: 90px;
        font-size: 0.9em;
    }
    
    .player-info {
        font-size: 1em;
        gap: 10px;
    }
    
    .game-controls {
        gap: 10px;
    }
    
    button {
        padding: 10px 20px;
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    .card {
        width: 50px;
        height: 75px;
        font-size: 0.8em;
    }
    
    .game-info {
        flex-direction: column;
        gap: 5px;
    }
    
    .game-controls {
        flex-direction: column;
    }
}