@import url('https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&family=ZCOOL+XiaoWei&display=swap');

:root {
    --primary: #6a5acd;
    --secondary: #4ca1af;
    --success: #54b56a;
    --danger: #f25a68;
}

body {
    font-family: 'Arial Rounded MT Bold', 'Arial', sans-serif;
    background: linear-gradient(135deg, #b3e5fc, #80deea, #4db6ac);
    min-height: 100vh;
    padding: 0;
    margin: 0;
    overflow-x: hidden;
}

.game-card {
    transition: all 0.3s ease;
    border-radius: 20px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.9);
}

.game-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
}

.game-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle, #ffffff, #e0e0e0);
    margin: 20px auto;
    color: #4f46e5;
}

.number-bubble {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #4f46e5;
    color: white;
    font-weight: bold;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.number-bubble:hover {
    transform: scale(1.05);
}

.game-button {
    background: linear-gradient(to right, #4f46e5, #818cf8);
    color: white;
    font-weight: bold;
    font-size: 18px;
    padding: 14px 32px;
    border-radius: 50px;
    border: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.game-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.15);
}

.animal {
    font-size: 40px;
}

.correct {
    background-color: #10b981 !important;
    transform: scale(1.1);
}

.wrong {
    background-color: #ef4444 !important;
    animation: shake 0.5s;
}

.title {
    font-family: 'Ma Shan Zheng', cursive;
    color: #4a5568;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

@keyframes shake {
    0% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
    100% { transform: translateX(0); }
}

.stars {
    color: gold;
    font-size: 40px;
    text-shadow: 0 0 5px gold;
}

.game-container {
    min-height: 360px;
}

        footer {
            text-align: center;
            margin-top: 30px;
            padding: 20px;
            color: #7f8c8d;
        }