/*
 * ==========================================
 * Matrix Collection CSS
 * Category: Layout Component
 * Function: Header Core Styling (防御盾注入版 + 1600px 严格锁定 + 移动端留白重构)
 * ==========================================
 */

.mx-site-header { 
    position: relative; 
    background: var(--mx-bg-white, #ffffff); 
    border-bottom: 1px solid var(--mx-border-light, #e5e7eb); 
    z-index: 1000; 
    width: 100%; 
}

.mx-container { 
    width: 100%; 
    max-width: 1630px; 
    margin: 0 auto; 
    padding: 0 15px; 
}

.mx-header-inner { 
    width: 100%; 
    display: flex; 
    flex-direction: row; 
    align-items: center; 
    justify-content: flex-start; 
    gap: 40px; 
    height: 80px; 
}

.mx-logo {
    margin-right: auto;
    flex-shrink: 0; 
}

.mx-logo-text { font-size: 26px; font-weight: 900; font-style: italic; letter-spacing: -0.5px; }
.mx-text-red { color: #0056B3; }
.mx-text-blue { color: #122143; }
.mx-logo-img { max-width: 100%; height: auto; display: block; }

/* === 桌面端主菜单 & 向下箭头逻辑 === */
.mx-menu { display: flex; gap: 40px; list-style: none; margin: 0; padding: 0; align-items: center; }
.mx-menu li { position: relative; }

.mx-menu a { color: #222222; text-decoration: none; font-weight: 500; font-size: 15px; transition: color 0.2s; display: block; }

.mx-menu a:hover { color: #0056b3; }

.mx-desktop-nav .menu-item-has-children > a {
    display: flex;
    align-items: center;
    gap: 6px; 
}

.mx-desktop-nav .menu-item-has-children > a::after {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-bottom: 2px solid #ccc; 
    border-right: 2px solid #ccc;
    transform: rotate(45deg);
    margin-top: -3px; 
    transition: transform 0.3s ease, border-color 0.3s;
}

.mx-desktop-nav .menu-item-has-children:hover > a::after {
    border-color: #0056b3; 
}

.mx-menu .menu-item-has-children {
    padding-bottom: 25px; 
    margin-bottom: -25px; 
}

/* === 桌面端下拉菜单 === */
.mx-menu .sub-menu { 
    position: absolute;  
    top: 100%;  
    left: 0;  
    background: #fff;  
    min-width: 180px; 
    list-style: none;  
    margin: 0;  
    padding: 10px 0;  
    box-shadow: 0 10px 30px rgba(0,0,0,0.1); 
    border-top: 3px solid #122143;  
    opacity: 0;  
    visibility: hidden; 
    transform: translateY(15px);  
    transition: all 0.2s ease;  
    z-index: 9999; 
}

.mx-menu li:hover > .sub-menu {  
    opacity: 1;  
    visibility: visible;  
    transform: translateY(0);  
}

.mx-menu .sub-menu li { 
    display: block; 
    width: 100%; 
}

.mx-menu .sub-menu .sub-menu {
    top: -3px;      
    left: 100%;     
}

.mx-desktop-nav .sub-menu .menu-item-has-children > a::after {
    transform: rotate(-45deg); 
    margin-top: 0;
}

.mx-menu .sub-menu a { 
    color: #666666; 
    padding: 8px 20px; 
    font-size: 14px; 
    white-space: nowrap; 
    font-weight: normal; 
    border-bottom: none; 
    transition: all 0.2s ease;
}

.mx-menu .sub-menu a:hover { 
    color: #0056b3; 
    background: transparent; 
}

.mx-menu li.current-menu-item > a,
.mx-menu li.current-menu-parent > a,
.mx-menu li.current-menu-ancestor > a,
.mx-menu li.current-post-parent > a,
.mx-menu li.current-post-ancestor > a,
.mx-menu li.current-category-ancestor > a {
    color: #000000; 
    font-weight: 500;
    background-color: #f5f5f5; 
    cursor: default;
}

.mx-desktop-nav > .mx-menu > li.current-menu-item > a,
.mx-desktop-nav > .mx-menu > li.current-menu-parent > a,
.mx-desktop-nav > .mx-menu > li.current-menu-ancestor > a,
.mx-desktop-nav > .mx-menu > li.current-post-parent > a,
.mx-desktop-nav > .mx-menu > li.current-post-ancestor > a,
.mx-desktop-nav > .mx-menu > li.current-category-ancestor > a {
    padding: 6px 14px;
    border-radius: 0;
    margin: -6px -14px; 
}

.mx-desktop-nav .menu-item-has-children.current-menu-item > a::after,
.mx-desktop-nav .menu-item-has-children.current-menu-parent > a::after,
.mx-desktop-nav .menu-item-has-children.current-menu-ancestor > a::after,
.mx-desktop-nav .menu-item-has-children.current-post-parent > a::after,
.mx-desktop-nav .menu-item-has-children.current-post-ancestor > a::after,
.mx-desktop-nav .menu-item-has-children.current-category-ancestor > a::after {
    border-color: #000000;
}

.mx-menu li.current-menu-item > a:hover,
.mx-menu li.current-menu-parent > a:hover,
.mx-menu li.current-menu-ancestor > a:hover,
.mx-menu li.current-post-parent > a:hover,
.mx-menu li.current-post-ancestor > a:hover,
.mx-menu li.current-category-ancestor > a:hover {
    color: #000000; 
    background-color: #f5f5f5; 
}

/* === 实心版 Get a Quote 按钮 (桌面端) === */
.mx-desktop-nav .mx-menu li.mx-nav-btn-item {
    margin-left: 20px; 
    margin-right: 5px;
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item > a::after {
    display: none !important;
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item > a {
    background-color: #222222 !important; 
    color: #ffffff !important; 
    border: none !important; 
    padding: 7px 18px !important; 
    border-radius: 0 !important; 
    font-weight: 500 !important; 
    font-size: 15px !important; 
    display: flex;
    align-items: center;
    gap: 6px; 
    box-shadow: none !important; 
    transition: all 0.3s ease !important; 
    margin: 0 !important; 
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item > a:hover {
    background-color: #0056B3 !important; 
    color: #ffffff !important; 
    transform: none !important; 
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item.current-menu-item > a,
.mx-desktop-nav .mx-menu li.mx-nav-btn-item.current-menu-parent > a {
    opacity: 0 !important; 
    pointer-events: auto !important;
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item.current-menu-item > a:hover,
.mx-desktop-nav .mx-menu li.mx-nav-btn-item.current-menu-parent > a:hover {
    opacity: 1 !important;
    background-color: #222222 !important;
    color: #ffffff !important;
    cursor: default; 
}

.mx-desktop-nav .mx-menu li.mx-nav-btn-item > a::before {
    content: "";
    display: inline-block;
    width: 0; 
    height: 0; 
    border-top: 4px solid transparent;
    border-bottom: 4px solid transparent;
    border-left: 5px solid currentColor; 
    order: 2; 
    margin-top: 2px;
}

.mx-header-action { display: flex; align-items: center; gap: 20px; }

/* ====== 响应式控制 ====== */
.mx-mobile-only { display: none; }
.mx-desktop-only { display: block; }
.mx-mobile-nav-container { display: none; } 

@media (max-width: 1024px) {
    .mx-header-inner { height: 70px; }
    
    .mx-logo-img { width: 140px; }
    
    .mx-desktop-only, .mx-desktop-nav { display: none !important; }
    .mx-mobile-only { display: flex !important; }

    .mx-mobile-toggle { 
        background: transparent !important; 
        border: none !important; 
        padding: 0; 
        cursor: pointer; 
        color: #122143; 
        outline: none !important;
        -webkit-tap-highlight-color: transparent !important; 
    }

    /* 移动端菜单层 */
    .mx-mobile-nav-container {
        display: none; position: absolute; top: 100%; left: 0; width: 100%;
        background: #fff; box-shadow: 0 10px 20px rgba(0,0,0,0.08); z-index: 998; border-top: 1px solid #f0f0f0;
        box-sizing: border-box;
        overflow-x: hidden; 
        max-height: calc(100vh - 70px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch; 
    }
    .mx-mobile-nav-container.mx-is-active { display: block !important; }
    
    /* 1. 父级 ul 取消左右内边距，穿透防御盾，让下划线能100%碰到屏幕边缘 */
    .mx-site-header .mx-mobile-menu { 
    list-style: none; 
    padding: 0; /* 修改这里：将 15px 改为 0，去掉上下留白 */
    margin: 0; 
}
    
    /* 2. 手机端主分类：文字本身增加20px左右缩进 */
    .mx-mobile-menu a { 
        display: block; 
        padding: 10px 20px; 
        border-bottom: 1px solid #f9f9f9; 
        color: #222222; 
        text-decoration: none; 
        font-size: 14px; 
        font-weight: 500;
        white-space: normal !important; 
        word-break: break-word !important; 
    }
    
    /* 3. 子菜单保持防御盾穿透与阶梯缩进 */
    .mx-site-header .mx-mobile-menu .sub-menu { 
        display: none; 
        list-style: none; 
        padding-left: 15px; 
        margin: 0; 
    }
    
    .mx-mobile-menu .sub-menu a { 
        font-size: 14px; 
        color: #666666; 
        border-bottom: none; 
        padding: 8px 15px; 
        font-weight: normal;
        transition: color 0.2s ease;
    }
    
    .mx-mobile-menu .mx-menu-open > .sub-menu { display: block; }
    
    /* 【手机端】包含 WordPress 文章和分类的祖先追溯 */
    .mx-mobile-menu li.current-menu-item > a,
    .mx-mobile-menu li.current-menu-parent > a,
    .mx-mobile-menu li.current-menu-ancestor > a,
    .mx-mobile-menu li.current-post-parent > a,
    .mx-mobile-menu li.current-post-ancestor > a,
    .mx-mobile-menu li.current-category-ancestor > a {
        color: #222222; 
        font-weight: 500;
        background-color: #f4f5f7;
        border-radius: 0; 
    }

    /* 【手机端】彻底修复灰块全宽显示：统一留白，清理负边距 */
    .mx-mobile-menu > li.current-menu-item > a,
    .mx-mobile-menu > li.current-menu-parent > a,
    .mx-mobile-menu > li.current-menu-ancestor > a,
    .mx-mobile-menu > li.current-post-parent > a,
    .mx-mobile-menu > li.current-post-ancestor > a,
    .mx-mobile-menu > li.current-category-ancestor > a {
        padding: 10px 20px;
        margin: 0; 
        border-bottom: 1px solid transparent; 
    }

    /* === 极致统一版 Get a Quote (手机端：同步更新对齐留白) === */
    .mx-mobile-menu li.mx-nav-btn-item {
        margin: 0; 
    }
    
    .mx-mobile-menu li.mx-nav-btn-item > a {
        background-color: transparent !important; 
        color: #222222 !important; 
        font-weight: 500 !important; 
        text-align: left; 
        padding: 10px 20px !important; /* 同步基础菜单的缩进 */
        font-size: 14px !important; 
        border-radius: 0 !important; 
        border-bottom: 1px solid #f9f9f9 !important; 
        display: flex !important; 
        align-items: center;
        justify-content: flex-start; 
        gap: 10px; 
        box-shadow: none !important; 
        transition: all 0.2s ease !important;
    }

    /* 当 Get a Quote 是当前页面时，清理负边距同步全局设定 */
    .mx-mobile-menu li.mx-nav-btn-item.current-menu-item > a,
    .mx-mobile-menu li.mx-nav-btn-item.current-menu-parent > a {
        background-color: #f4f5f7 !important; 
        color: #222222 !important;
        padding: 10px 20px !important; 
        margin: 0 !important; 
        border-bottom: 1px solid transparent !important;
    }

    .mx-mobile-menu li.mx-nav-btn-item > a:active {
        background-color: #f4f5f7 !important; 
    }

    .mx-mobile-menu li.mx-nav-btn-item > a::before {
        content: "";
        display: inline-block;
        width: 0; 
        height: 0; 
        border-top: 5px solid transparent;
        border-bottom: 5px solid transparent;
        border-left: 6px solid #222222; 
        order: 2; 
        margin-top: 1px;
    }
} 

/* === 电脑端头部吸顶效果 === */
@media (min-width: 1025px) {
    .mx-site-header {
        position: sticky;
        top: 0;
        z-index: 1000; 
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05); 
    }
}