/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* 头部样式 */
header {
    background-color: #4a6fa5;
    color: white;
    text-align: center;
    padding: 2rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

/* 主内容区域 */
main {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.game-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    justify-content: center;
}

/* 游戏卡片样式 */
.game-card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    min-height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.game-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.game-card:active {
    transform: translateY(-5px) scale(0.98);
}

.game-icon {
    margin-bottom: 1.5rem;
    background-color: #f0f4f8;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    padding: 15px;
    overflow: hidden;
}

.game-icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.game-card:hover .game-icon-img {
    transform: scale(1.1);
}

.game-card h2 {
    font-size: 1.8rem;
    margin-bottom: 0.8rem;
    color: #2c3e50;
}

.game-card p {
    color: #7f8c8d;
    font-size: 1rem;
}

/* 页脚样式 */
footer {
    background-color: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 1rem 0;
    margin-top: auto;
}

footer p {
    font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    .game-container {
        grid-template-columns: 1fr;
    }
    
    .game-card {
        min-height: 220px;
        padding: 1.5rem;
    }
    
    .game-icon {
        width: 80px;
        height: 80px;
        padding: 12px;
    }
    
    .game-card h2 {
        font-size: 1.5rem;
    }
}

/* 添加卡片点击动画 */
.game-card.clicked {
    animation: card-click 0.3s forwards;
}

@keyframes card-click {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(0.95);
    }
    100% {
        transform: scale(0.98);
    }
}

/* 页面加载动画 */
body.loaded {
    animation: fade-in 0.5s ease-in-out;
}

@keyframes fade-in {
    from { opacity: 0.7; }
    to { opacity: 1; }
}