/* 基础样式 */
body {
    margin: 0;
    font-family: 'Microsoft YaHei', sans-serif;
    background-color: #f0fff0;
}

.main-nav {
    background: #fff;
    padding: 1rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    border-radius: 8px;
    margin: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-menu a {
    color: #2c5f2d;
    font-weight: 500;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
}

.nav-menu a:hover {
    color: #4CAF50;
    transform: translateX(5px);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #4CAF50;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.service-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

.service-card:hover {
    transform: translateY(-5px);
}

@media (max-width: 768px) {
    .main-nav {
        flex-wrap: wrap;
        padding: 0.5rem;
    }
    
    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
        padding: 1rem 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .logo-container h1 {
        font-size: 1.5rem;
    }

    .hamburger {
        display: block;
        background: none;
        border: none;
        font-size: 1.8rem;
        color: #2c5f2d;
        cursor: pointer;
        padding: 0.5rem;
    }

    .service-card {
        padding: 1rem;
        margin-bottom: 1rem;
    }

    .service-card:hover {
        transform: none;
    }

    .banner {
        padding: 2rem 1rem;
        height: auto;
    }

    footer {
        position: static;
        margin-top: 2rem;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }

    .logo-container img {
        height: 30px;
    }

    .service-card {
        border-radius: 8px;
    }

    .version-item {
        padding: 1rem;
    }
}

/* 版本历史模块 */
.version-history {
    margin: 2rem 0;
}

.version-item {
    background: #f8f9fa;
    border-left: 4px solid #4CAF50;
    padding: 1.5rem;
    margin: 1rem 0;
    border-radius: 6px;
}

.version-date {
    color: #6c757d;
    font-size: 0.9rem;
}

.download-button {
    margin-top: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.banner {
    background: linear-gradient(135deg, #f0fff0 0%, #e0f7e0 100%);
    padding: 3rem 2rem;
    border-radius: 12px;
    margin: 2rem auto;
    max-width: 1200px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo-container img {
    height: 40px;
    margin-right: 1rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    justify-content: flex-end;
    gap: 2rem;
    transition: all 0.3s ease;
}



.nav-menu a {
    color: #333;
    text-decoration: none;
    font-size: 1.1rem;
}

.banner {
    height: 400px;
    background: #eee;
    overflow: hidden;
}

.content-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
footer {
    background: #333;
    color: white;
    text-align: center;
    padding: 1rem;
    position: fixed;
    bottom: 0;
    width: 100%;
}