*{
    margin: 0;
    padding: 0;
    /* 边际为0，即铺满整个页面 */
}
a {
    text-decoration: none !important;
	/* 所有的超链接a标签不带下划线，使用!important提高优先级 */
}

/* 导航栏 开始 */
.header {
    background: rgb(25, 56, 83);
    height: 60px;
    line-height: 60px;
    box-shadow: 2px 3px 5px #04133d;
}

.box {
    z-index: 1000;
    width: 100%;
    display: flex;
    position: fixed;
    background-color: rgb(25, 56, 83);
    justify-content: center;
    align-items: center;
    padding: 0 20px;
}

.logo {
    height: 60px;
    line-height: 105px;
    margin-right: 10px;
    position: relative;
    left: -20px;
}

.nav ul, .nav li {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav {
    display: flex;
    position: relative;
    left: -15px;
    height: 65px;
    margin: 0;
    flex-grow: 0;
    gap: 10px; /* 修改此处：原20px → 现10px（缩小50%） */
    justify-content: center; /* 新增：确保元素水平居中 */
}

.nav a {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    color: #fff;
    font-size: 15px;
    padding: 0 15px; /* 调整：原20px → 现15px（辅助间距控制） */
    text-decoration: none;
    white-space: nowrap;
    letter-spacing: 1px; /* 调整：原3px → 现2px（优化文字密度） */
}

.nav > .item {
    height: 100%;
    position: relative;
    transition: .4s;
}

.list {
    position: absolute;
    width: 114px;
    top: 65px;
    display: none;
    transition: .4s;
    background-color: #037dc4;
    left: 50%;
    transform: translateX(-50%);
}

.list a {
    position: relative;
    width: 100%;
    flex-wrap: wrap;
}

.itemTwo {
    height: 40px;
    transition: .4s;
}

.itemTwo a {
    text-decoration: none;
}

.nav > .item:hover {
    background-color: #037dc4;
}

.nav > .item:hover > .list {
    display: block;
    max-height: 500px;
    padding: 8px 10px;
    color: #fff;
}

.itemTwo:hover {
    background-color: rgba(255, 255, 255, .3);
}

.home-language {
    position: relative;
    left: -20px;
    display: flex;
    align-items: center;
    margin-left: 5px;
    margin-top: -15px;
    line-height: 20px;
    color: #69d0ff;
}

.home-language a {
    font-size: 16px;
    color: #fff;
    margin: 0 6px; /* 调整：原8px → 现6px（语言切换间距优化） */
    letter-spacing: 1px; /* 调整：原2px → 现1px（文字密度优化） */
}

.home-language a:hover {
    color: #6bd0ff;
}
/* 导航栏 结束 */


/* banner 开始 */
.about-banner{
    display: flex;
}

.about-banner img{
    display: block;
    margin: auto;
    width: 100%;
    height: 400px;
}

/* 新闻标题 开始*/
.product-title{
  display: flex;
  justify-content: center; 
  align-items:center;
  /* 标签居中对齐 */

  /* text-align: center; */
  /* 对内部文本居中 */
}
.product-title a{
  text-decoration: none;
  /* 超链接去掉下划线 */
}


/* 灰色横线 开始 */
.section-header {
  position: relative;
  max-width: 600px;
  margin: 0 auto 60px auto;
  padding-bottom: 25px;
}

.section-header h2 {
  color: #666666;
  font-size: 35px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 6px;
  text-align: center;
}

.section-header::after {
  content: '';
  position: absolute;
  display: inline-block;
  width: 100px;
  height: 5px;
  background: #cccccc;
  border-radius: 0 0 5px 5px;
  bottom: 0;
  left: calc(50% - 50px);
}

.section-header p {
  font-size: 22px;
  font-weight: 300;
  text-align: center;
  margin: 0;
}
/* 灰色横线 结束 */


/* 联系我们 开始*/
.contact-word{
    display: flex;
    flex-direction: row;
    width: 100%;
}

.contact-text{
    width: 500px;
    margin-left: 20%;
    margin-bottom: 20px;
}

.contact-text-img{
    margin-bottom: -3px;

}

.contact-text h3,.contact-text p{
    margin-bottom: 10px;
}

.contact-img {
    margin: 0px 30px 40px -30px;
}
.contact-img img{
    width: 370px;
    height: 220px;
}

/* 地图 开始 */
.position-static {
    position: static !important
}

.position-relative {
    position: relative !important
}
.contacts-sub-5{
    margin: auto;
    width: 80%;
}

:root {
    --primary-color: #f52029;
    --font-color: #636466;
    --bg-color: #fff;
    --heading-color: #181d2e;
    --border-radius: 6px;
    --border-radius-full: 35px;
    --border-color: transparent;
    --border-color-light: #e4e6e5;
    --nav-color: #181d2e;
    --dropdown-color: #fff;
    --iframe-filter: grayscale(0%);
    --bg-grey: #f7f7f9;
    --bg-lightgrey: #f9f9f9;
    --layer: rgb(0 0 0 / 56%);
    --layer1: rgb(0 0 0 / 65%);
    --footer-bg: #181d2e;
    --footer-bglight: #222;
}

.contacts-sub-5 iframe {
    width: 100%;
    height: 540px;
    display: block;
    -webkit-filter: var(--iframe-filter);
    -moz-filter: var(--iframe-filter);
    -ms-filter: var(--iframe-filter);
    -o-filter: var(--iframe-filter);
    filter: var(--iframe-filter);
}

.w3l-contact-10 form.signin-form,
.w3l-contact-10 .map-content-5 {
    margin: 0 auto;
    max-width: 1100px;
}

.map-content-5 {
    opacity: 0.8;
    position: absolute;
    right: 10%;
    top: 20%;
    line-height: 30px;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    padding: 40px;
}

h4.title-w3l-adinf {
    font-size: 20px;
}

/* 自定义搜索框样式 */
.amap-search-box {
    border: 1px solid #ddd;
    border-radius: 4px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

/* 标记点信息窗口样式 */
.amap-info-content {
    border-radius: 4px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

@media all and (max-width: 991px) {
    .w3l-contact-10 .contacts-sub-5 iframe {
        height: 350px;
    }
}

@media all and (max-width: 736px) {
    .w3l-contact-10 .form-grids {
        grid-template-columns: 1fr;
        grid-gap: 18px;
    }

    .w3l-contact-10 .contact-type {
        grid-template-columns: 1fr;
    }
}

@media all and (max-width:640px) {
    .w3l-contact-10 .form-inner-cont h3 {
        font-size: 40px;
        margin-bottom: 30px;
    }
}

@media all and (max-width: 590px) {
    .contacts-sub-5 iframe {
        width: 100%;
        height: 430px;
    }

    .map-content-5 {
        position: absolute;
        right: 10%;
        top: 15%;
        padding: 30px;
        left: 10%;
    }
    
    /* 移动端调整搜索框大小 */
    .amap-search-box {
        width: 90% !important;
        left: 5% !important;
    }
}
/* 地图 结束 */




/* 底部导航栏开始 */
.footer {
    width: 100%;
    padding: 30px 0;
    background-color: rgb(25, 56, 83);
    position: relative;
    z-index: 0;
}

.footer-info {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    padding: 0 20px;
    box-sizing: border-box;
}

.addr {
    flex: 1;
    min-width: 250px;
    max-width: 300px;
    text-align: left;
    padding: 0 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transform: translateY(15px);
}

.addr img {
    width: 180px;
    margin-bottom: 10px;
    margin-left: 0;
    transform: translateX(30px);
}

.addr h3 {
    font-size: 20px;
    color: #ffffff;
    margin: 5px 0;
    white-space: nowrap;
}

.addr span, .addr p {
    font-size: 14px;
    color: #ffffff;
    margin: 8px 0;
    line-height: 1.5;
    white-space: nowrap;
}

.footer-links {
    flex: 2;
    min-width: 450px;
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin: 0;
    padding: 0 10px;
}

.footer-links dl {
    text-align: center;
    margin: 0;
    flex: 1;
    min-width: 0;
    position: relative;
}

.footer-links dl:nth-child(3){
    transform: translateY(10px);
} 

.footer-links dt {
    margin-bottom: 12px;
    font-size: 18px;
    color: #ffffff;
    padding-bottom: 5px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    display: flex;
    justify-content: center;
}

.footer-links dt a {
    color: #ffffff;
    display: inline-block;
    padding: 0 10px;
}

.footer-links dt a:hover {
    color: #4db8ff;
}

.footer-links dd {
    padding: 6px 0;
}

.footer-links dd a {
    font-size: 15px;
    color: #ffffff;
    display: block;
    transition: color 0.3s;
    padding: 2px 0;
}

.footer-links dd a:hover {
    color: #4db8ff;
}

.footer-weixin {
    flex: 1;
    min-width: 150px;
    max-width: 180px;
    text-align: center;
    margin: 0;
    display: flex;
    flex-direction: column;
    align-items: center; /* 添加居中对齐 */
    justify-content: center; /* 垂直居中 */
    transform: translateY(40px);
}

.footer-weixin img {
    width: 100px;
    height: 100px;
    margin: 0 auto;
}

.footer-weixin p {
    color: #fff;
    font-size: 14px;
    margin-top: 8px;
    width: 100px;
    flex-shrink: 0;
    text-align: center; /* 文字居中 */

}

.home-copyright {
    display: flex;
    height: 45px;
    background-color: rgb(13, 41, 65);
    position: relative;
    z-index: 0;
}

.home-copyright p {
    margin: auto;
    letter-spacing: 1px;
    text-align: center;
    color: #fff;
    font-size: 14px;
}

.home-copyright p a img {
    margin: 5px 0px -10px 10px;
    width: 28px;
}

/* 响应式调整 */
@media (max-width: 1024px) {
    .footer-info {
        gap: 15px;
    }
    
    .footer-links {
        gap: 10px;
        min-width: 400px;
    }
}

@media (max-width: 768px) {
    .footer-info {
        flex-direction: column;
        align-items: center;
        gap: 25px;
    }
    
    .addr, .footer-links, .footer-weixin {
        width: 100%;
        max-width: 500px;
        text-align: center;
        padding: 0;
    }
    
    .addr {
        white-space: normal;
        text-align: center;
    }
    
    .addr img {
        margin: 0 auto 15px;
    }
    
    .footer-links {
        flex-direction: column;
        min-width: unset;
        gap: 20px;
    }
    
    .footer-links dl {
        margin-bottom: 15px;
    }
    
    .footer-weixin {
        margin-top: 10px;
        height: auto;
        transform: none;
    }
}

@media (max-width: 480px) {
    .addr h3, .addr span, .addr p {
        white-space: normal;
    }
    
    .footer-links {
        gap: 15px;
    }
    
    .footer-links dt a {
        padding: 0 5px;
    }
}
/* 底部导航栏结束 */