* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Arial Rounded MT Bold', 'Microsoft YaHei', sans-serif;
    background-color: #f0f9ff;
    color: #333;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 800px;
    padding: 20px;
    text-align: center;
}

.title {
    color: #ff6b6b;
    font-size: 2.5rem;
    margin-bottom: 30px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

.game-selection {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.game-card {
    background-color: white;
    border-radius: 15px;
    padding: 20px;
    width: 150px;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.game-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.game-name {
    font-size: 1.2rem;
    font-weight: bold;
    color: #4a4a4a;
}

/* 游戏页面样式 */
.game-container {
    width: 100%;
    max-width: 800px;
    padding: 20px;
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.back-button {
    background-color: #ff6b6b;
    color: white;
    border: none;
    border-radius: 50px;
    padding: 8px 16px;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.back-button:hover {
    background-color: #ff5252;
}

.score {
    font-size: 1.2rem;
    font-weight: bold;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-gap: 15px;
    margin: 20px 0;
}

.word-card {
    background-color: white;
    border-radius: 10px;
    padding: 15px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.word-card:active {
    transform: scale(0.95);
}

.word-card.correct {
    background-color: #a3f7bf;
    animation: correctAnimation 0.5s ease;
}

.word-card.wrong {
    background-color: #ff7e67;
    animation: wrongAnimation 0.5s ease;
}

@keyframes correctAnimation {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

@keyframes wrongAnimation {
    0% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
    100% { transform: translateX(0); }
}

.feedback {
    height: 30px;
    font-size: 1.2rem;
    font-weight: bold;
    text-align: center;
    margin: 10px 0;
}

.feedback.correct {
    color: #28a745;
}

.feedback.wrong {
    color: #dc3545;
}

.control-panel {
    margin-top: 20px;
    display: flex;
    justify-content: center;
}

.control-button {
    background-color: #4e89ae;
    color: white;
    border: none;
    border-radius: 50px;
    padding: 10px 30px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background-color 0.3s;
}

.control-button:hover {
    background-color: #43658b;
}

.control-button:disabled {
    background-color: #cccccc;
    cursor: not-allowed;
}

/* 响应式设计 */
@media (max-width: 600px) {
    .title {
        font-size: 2rem;
    }
    
    .game-card {
        width: 120px;
        height: 120px;
    }
    
    .game-icon {
        font-size: 2.5rem;
    }
    
    .game-board {
        grid-gap: 10px;
    }
    
    .word-card {
        height: 60px;
        font-size: 1.2rem;
        padding: 10px;
    }
}