.container {
    background: white;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    margin-top: 40px;
    margin-bottom: 40px;
}

.header {
    text-align: center;
    margin-bottom: 40px;
}

.header h1 {
    font-size: 28px;
    color: #333;
    margin-bottom: 12px;
}

.subtitle {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.feature-item {
    text-align: center;
    padding: 20px 10px;
}

.icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.feature-item h3 {
    font-size: 16px;
    color: #333;
    margin-bottom: 8px;
}

.feature-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.action {
    margin-bottom: 40px;
}

.tips {
    text-align: center;
    color: #999;
    font-size: 14px;
    margin-top: 16px;
}

.footer {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.footer p {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.copyright {
    color: #999;
    font-size: 12px;
    margin-top: 16px;
}

@media (max-width: 480px) {
    .container {
        padding: 30px 20px;
        margin-top: 20px;
        margin-bottom: 20px;
    }
    
    .header h1 {
        font-size: 24px;
    }
    
    .features {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .feature-item {
        padding: 15px;
        display: flex;
        align-items: center;
        text-align: left;
    }
    
    .icon {
        font-size: 32px;
        margin-right: 15px;
        margin-bottom: 0;
    }
}