/**
 * 自定义样式，用于优化网站布局
 */

/* 头部和导航栏样式优化 */
.head_top {
    padding: 15px 0;
    box-shadow: none;
    background-color: #fff;
}

.head_top_content {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

/* Logo样式 */
.head .logo {
    padding: 0;
    margin-right: 50px;
    display: flex;
    align-items: center;
    width: auto !important;
    height: auto !important;
    position: relative;
}

.head .logo img {
    max-height: 65px !important;
    max-width: 100% !important;
    position: relative !important;
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    left: auto !important;
    margin: 0 !important;
    transition: all 0.3s ease;
}

/* 搜索框样式 */
.search_box {
    display: flex;
    align-items: center;
    margin-left: 0;
}

.search_input {
    width: 280px;
    height: 38px;
    border: 1px solid #eee;
    border-radius: 4px 0 0 4px;
    padding: 0 15px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.search_input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(0,153,68,0.2);
    outline: none;
}

.search_btn {
    height: 40px;
    background: var(--primary-color);
    border: none;
    color: white;
    padding: 0 20px;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.search_btn:hover {
    background: var(--secondary-color);
}

/* 导航菜单样式 */
.head2bg {
    border-top: none;
    padding: 0;
    background-color: #0166b6;
}

.head2 {
    height: 40px !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

.head .menu {
    display: inline-flex;
    justify-content: center;
    height: 40px !important;
    line-height: 40px !important;
    margin: 0 auto;
    width: auto;
    text-align: center;
}

.head .menu > ul {
    display: inline-flex;
    justify-content: center;
    margin: 0 auto;
    padding: 0;
    float: none;
    text-align: center;
    width: auto;
}

.head .menu > ul > li {
    float: none;
    position: relative;
    display: inline-block;
}

.head .menu > ul > li > a {
    padding: 0 30px;
    font-size: 16px;
    font-weight: normal;
    transition: all 0.3s ease;
    display: inline-block;
    color: #fff;
}

.head .menu > ul > li:hover > a,
.head .menu > ul > li.hover > a {
    color: #fff;
    background-color: #f13a3a;
}

/* 下拉菜单样式优化 */
.head .menu > ul > li ul {
    min-width: 150px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    border-radius: 0 0 4px 4px;
    padding: 5px 0;
    top: 40px;
    background-color: #fff;
}

.head .menu > ul > li ul li {
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.head .menu > ul > li ul li:last-child {
    border-bottom: none;
}

.head .menu > ul > li ul li a {
    padding: 8px 15px;
    transition: all 0.2s ease;
    color: #333;
}

.head .menu > ul > li ul li a:hover,
.head .menu > ul > li ul li:hover > a {
    color: #f13a3a;
    background-color: #f5f5f5;
}

/* 调整头部高度 */
.head_height {
    height: 100px !important; /* 增加高度 */
}

/* 移动端导航样式 */
.head .navbg {
    background-color: #0166b6;
}

.head .nav_list ul li span a {
    color: #fff;
}

.head .nav_list ul li.nav_down.active1 > span a {
    color: #f13a3a;
}

.head .nav_list ul li ul {
    background-color: #fff;
    border-radius: 4px;
    margin: 5px 0;
}

.head .nav_list ul li ul li {
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.head .nav_list ul li ul li:last-child {
    border-bottom: none;
}

.head .nav_list ul li ul li span a {
    color: #333;
    font-size: 14px;
}

.head .nav_list ul li ul li:hover span a {
    color: #f13a3a;
}

/* 移动端搜索框 */
.mobile_search_box {
    display: none;
    padding: 15px 5%;
    background-color: #fff;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    position: relative;
    z-index: 1;
}

.mobile_search_box .search_input {
    width: calc(100% - 80px);
    height: 36px;
}

.mobile_search_box .search_btn {
    height: 38px;
    width: 80px;
    padding: 0 10px;
}

/* 响应式调整 */
@media (max-width: 1200px) {
    .head .menu > ul > li > a {
        padding: 0 12px;
        font-size: 15px;
    }
    
    .search_input {
        width: 220px;
    }
    
    .head .logo {
        margin-right: 30px;
    }
}

@media (max-width: 992px) {
    .head_top_content {
        justify-content: space-between;
        position: relative; /* 添加相对定位 */
    }
    
    .head .logo {
        margin: 0;
        width: auto !important;
        height: 60px !important;
    }
    
    .head .logo img {
        max-height: 50px !important;
    }
    
    .search_box {
        display: none;
    }
    
    .mobile_search_box {
        display: flex;
    }
    
    .head .menu {
        display: none;
    }
    
    .head .nav_open {
        display: block;
        background-color: #0166b6;
        position: fixed; /* 使用固定定位 */
        top: 15px; /* 调整顶部位置 */
        right: 0; /* 完全靠右 */
        z-index: 1000;
        margin: 0;
        padding: 0;
        width: 40px; /* 设置固定宽度 */
        height: 40px; /* 设置固定高度 */
        text-align: center;
        line-height: 40px;
    }
    
    .head_height {
        height: 60px !important;
    }
    
    /* 调整移动端蓝条样式 */
    .head2bg {
        height: 0;
        padding: 0;
        overflow: visible;
        background: none;
    }
    
    .head2 {
        height: 0 !important;
        position: relative;
    }
    
    /* 调整移动端菜单样式 */
    .head .nav_box {
        z-index: 999;
    }
    
    .head .nav {
        position: relative;
        padding-top: 0;
    }
    
    /* 调整菜单关闭按钮位置 */
    .head .nav_close2 {
        z-index: 1001; /* 确保关闭按钮在最上层 */
        position: absolute;
        right: 15px;
        top: 15px;
    }
    
    /* 调整导航列表位置 */
    .head .nav_list {
        padding-top: 10px;
        clear: both; /* 确保在搜索框下方 */
    }
    
    /* 重新调整导航容器 */
    .head .navbg {
        position: relative;
    }
    
    /* 移动端搜索框调整 */
    .head .nav .mobile_search_box {
        padding: 15px 70px 15px 5%; /* 右侧留出足够空间给菜单按钮 */
        margin-top: 0;
        position: relative;
        width: 100%;
        box-sizing: border-box;
        float: none;
    }
}

@media (max-width: 480px) {
    .mobile_search_box .search_input {
        width: calc(100% - 70px);
    }
    
    .mobile_search_box .search_btn {
        width: 70px;
        padding: 0 5px;
    }
}