/* * MX Footer 样式
 * 工业深色质感，纯响应式 CSS
 */

.mx-footer-wrapper {
    background-color: #111827; /* 极深灰，接近黑，显得专业 */
    color: #9ca3af; /* 默认文字浅灰 */
    font-family: inherit;
    border-top: 4px solid #2563eb; /* 顶部品牌蓝强调线 */
}

.mx-footer-container {
    max-width: 1400px; /* 控制最大阅读宽度 */
    margin: 0 auto;
    padding: 0 24px;
}

/* 4列网格布局 */
.mx-footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr; /* 第一列稍微宽一点放简介 */
    gap: 40px;
    padding: 60px 0;
}

/* 标题样式 */
.mx-footer-heading {
    color: #ffffff;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 24px;
    margin-top: 0;
}

/* 品牌列 */
.mx-footer-logo {
    max-height: 40px;
    margin-bottom: 20px;
    display: block;
}

.mx-footer-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 链接列表通用 */
.mx-footer-menu, .mx-contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mx-footer-menu li, .mx-contact-list li {
    margin-bottom: 16px;
}

.mx-footer-menu a, .mx-contact-list a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.mx-footer-menu a:hover, .mx-contact-list a:hover {
    color: #3b82f6; /* 悬停时变为品牌蓝 */
}

/* 联系方式细节 */
.mx-contact-label {
    display: block;
    font-size: 0.8rem;
    color: #6b7280;
    text-transform: uppercase;
    margin-bottom: 2px;
}

/* 行动号召按钮 */
.mx-footer-btn {
    display: inline-block;
    background-color: #2563eb;
    color: #ffffff !important;
    padding: 10px 24px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    margin-top: 10px;
    transition: background-color 0.3s;
}

.mx-footer-btn:hover {
    background-color: #1d4ed8;
}

/* Sub-footer 底栏 */
.mx-sub-footer {
    border-top: 1px solid #374151;
    padding: 24px 0;
    font-size: 0.875rem;
}

.mx-sub-footer-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.mx-copyright {
    margin: 0;
}

/* 版权里的首页超链接样式，使其颜色与普通文本一致 */
.mx-home-link {
    color: #9ca3af;
    text-decoration: none;
}
.mx-home-link:hover {
    color: #ffffff;
}

.mx-policy-links a {
    color: #9ca3af;
    text-decoration: none;
    margin-left: 20px;
}

.mx-policy-links a:hover {
    color: #ffffff;
}

/* 默认（电脑端）隐藏手机专属链接 */
.mx-mobile-only-links {
    display: none;
}

/* === 响应式设计 (手机与平板) === */
@media (max-width: 1024px) {
    .mx-footer-grid {
        grid-template-columns: 1fr 1fr; /* 平板变为两列 */
    }
}

@media (max-width: 640px) {
    /* 手机端隐藏主要内容的网格 */
    .mx-footer-grid {
        display: none; 
    }
    
    .mx-sub-footer-flex {
        justify-content: center;
        text-align: center;
        flex-direction: column; /* 让版权和链接上下堆叠 */
    }
    
    /* 核心改动：手机端隐藏电脑链接，显示新链接 */
    .mx-desktop-only-links {
        display: none;
    }
    .mx-mobile-only-links {
        display: block;
        margin-top: 10px;
    }

    .mx-policy-links a {
        margin: 0 10px; /* 调整手机端的间距 */
    }
}