/* 行业标准：1rem = 10px
   计算公式：设计稿像素 ÷ 10 = rem
*/
html {
    font-size: 10px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", Arial, sans-serif;
}

body {
    background: #fff;
}

ul, li {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

/* 头部 */
.site-header {
    width: 100%;
    border-bottom: 1px solid #eee;
    position:sticky;
    top:0;
    z-index: 1000;
    background:#fff;
}

.header-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.hamburger-btn{
    display:none;
}
/* 左侧：Logo + 标语 */
.head_left {
    display: flex;
    align-items: center;
}
.logo{
    margin-left: 3.7rem;
}
.logo img{
    height: 4.5rem;
    display: block;
}
.slogan-line{
    width: 0.1rem;
    height: 3.6rem;
    background: #EBEBEB;
    margin-left: 0.8rem;
    margin-right: 0.8rem;
}
.slogan-main {
    font-size: 2rem;
    color: #e6212a;
    font-weight: 600;
}
.langchange{display:none;}

.slogan-tag {
    display: flex;
    gap: 3rem;
}

.slogan-tag span {
    font-size: 1.4rem;
    color: #333;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.slogan-tag span svg{
    color: #e6212a;
    width: 1.6rem;
    height: 1.6rem;
}

/* 中间：导航菜单 */
.nav-list {
    display: flex;
    align-items: center;
    gap: 5rem;
}

.nav-link {
    font-size: 1.8rem;
    color: #666;
    position: relative;
    padding-bottom: 0.8rem;
    white-space: nowrap;
}

.nav-link:hover {
    color: #e6212a;
}

.nav-list li.active .nav-link {
    color: #333;
}

.nav-list li.active .nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 0.4rem;
    background: #e6212a;
}

/* 右侧：电话区域 */
.head_right {
    display: flex;
    align-items: center;
    gap: 3rem;
}
/* 语言切换下拉菜单 */
.lang-dropdown {
    position: relative;
    cursor: pointer;
    /* 关键修复：扩大hover热区，让下拉和触发区无缝连接 */
    padding: 1rem 0;
}

.lang-trigger {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 2rem;
    color: #666;
}

.lang-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.9rem;
    height: 3.9rem;
    background-color: #e6212a;
    border-radius: 50%;
}

.lang-icon svg {
    width: 2.24rem;
    height: 2.24rem;
    color: #fff;
}

.lang-arrow {
    font-size: 1.4rem;
    color: #666;
    transition: transform 0.3s;
}

.lang-dropdown:hover .lang-arrow {
    transform: rotate(180deg);
}

.lang-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 0.4rem 1.2rem rgba(0,0,0,0.1);
    border-radius: 0.4rem;
    margin-top: 0;
    min-width: 9.5rem;
    z-index: 999;
    text-align: center;
}

.lang-dropdown:hover .lang-menu {
    display: block;
}

.lang-option {
    display: block;
    padding: 0.8rem 1.2rem;
    font-size: 1.6rem;
    color: #666;
    white-space: nowrap;
}

.lang-option:hover,
.lang-option.active {
    color: #e6212a;
}

.tel-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    background:#E60115;
    padding: 2rem 0;
    padding-left: 1.2rem;
    padding-right: 3.7rem;
}
.tel-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3.9rem;
    height: 3.9rem;
    background:#fff;
    border-radius: 50%;
}
.tel-icon svg{
    width: 2.24rem;
    height: 2.24rem;
    color: #E60115;
}
.tel-text .tel-tip {
    font-size: 1.6rem;
    color: #fff;
}

.tel-text .tel-num {
    font-size: 2.4rem;
    color: #fff;
    font-weight: 600;
}

.pb10{
    padding-bottom: 10rem;
}
.container{
    width: 100%;
    padding:0 16rem;
    box-sizing: border-box;
}
.btn{
    width: 14.1rem;
    height: 4.7rem;
    border-radius: 0.4rem;
    display:flex;
    align-items: center;
    justify-content: center;
    position:relative;overflow:hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}
.btn svg{
    width: 2.02rem;
    height: 2.02rem;
    margin-right: 0.5rem;
    transition: all 0.3s ease;
    fill: currentColor;
}
.btn span{font-size: 1.6rem;}
.btn-red{background: linear-gradient(180deg, #E80E1A 0%, #FB5D3A 100%);}
.btn-red svg{color: #fff;}
.btn-red span{color: #fff;}

.btn-gray{background: #F5F5F5;}
.btn-gray svg{color: #484848;}
.btn-gray span{color: #515151;}

.btn-red::before{
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.35), transparent);
    transition: left 0.6s ease;
}
.btn-red:hover::before{
    left: 100%;
}
.btn-red:hover{
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(232, 14, 26, 0.35);
}
.btn-red:hover svg{
    transform: scale(1.15);
}
.btn-gray:hover{
    background: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.08);
}
.btn-gray:hover svg{
    color: #E80E1A;
    transform: rotate(12deg);
}
.btn-gray:hover span{
    color: #E80E1A;
}



/*title*/
.title {
    position: relative;
    width: 100%;
    text-align: center;
    padding-top: 7.8rem;
    padding-bottom: 3.8rem;
    overflow: hidden;
}

.title::before {
    content: attr(data-text);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 8rem;
    line-height: 1.2;
    font-weight: 700;
    text-transform: uppercase;
    color: #eaeaea;
    z-index: 1;
    pointer-events: none;
}

.title h2 {
    position: relative;
    color: #373737;
    font-size: 4rem;
    font-weight: bold;
    z-index: 2;
    padding-top: 2rem;
}
.title .divider {
    width: 40px;
    height: 3px;
    background-color: #ff2b2b;
    margin: 0.7rem auto 0.7rem auto;
    z-index: 2;
    position: relative;
}
.title p {
    position: relative;
    color: #373737;
    font-size: 1.8rem;
    font-weight: 400;
    z-index: 2;
}
.title_white:before{
    color: rgba(234, 234, 234, 0.2);
}
.title_white h2 {
    color: #fff;
}
.title_white p {
    color: #fff;
}


/* 页脚主容器 */
footer {
    position: relative;
    width: 100%;
    background: url(../images/fotbg.jpg) center/cover no-repeat;
    color: #fff;
}
/* 内容区：居中，1920px内边 */
.footer-content {
    position: relative;
    z-index: 1;
    box-sizing: border-box;
    padding:3vw 16rem;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

/* 左侧：品牌信息 */
.footer-left {
    max-width: 769px;
}
.brand {
    display: flex;
    align-items: center;
}
.brand-logo{
    margin-right: 2.2rem;
}
.brand-logo img{
    max-width: 22.4rem;
}
.tagline {
    font-size: 1.7rem;
    color: #E60116;
    font-weight: bold;
}
.tagline-items {
    display: flex;
    gap: 20px;
    font-size: 1.6rem;
}
.tagline-items div{
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.tagline-items div p{
    font-size: 1.4rem;
    color: #fff;
}
.de-page-mian .page-inner span, .de-page-mian .page-inner .page-btn, .de-page-mian .page-inner input {
    display: none;
}
.tagline-items div svg {
    color: #e6212a;
    width: 1.6rem;
    height: 1.6rem;
}
/* 联系方式 */
.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 3.3rem;
}
.contact-icon {
    width: 5rem;
    height: 5rem;
    background: #EA151D;
    display: flex;
    align-items: center;
    justify-content: center;
}
.contact-icon svg{
    width: 2.2rem;
    height: 3.2rem;
}
.contact-icon .addicon {
    width: 3.2rem;
}
.contact-text p:first-child {
    font-size: 1.8rem;
}
.contact-text p:last-child {
    font-size: 2rem;
    font-weight: bold;
}

/* 中间：导航列 */
.footer-nav {
    display: flex;
    justify-content: space-between;
    width: 37%;
}
.nav-column h3 {
    font-size: 2rem;
    margin-bottom: 1.6rem;
    position: relative;
    font-weight: bold;
    padding-bottom: 2rem;
}
.nav-column h3::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 16px;
    height: 2px;
    background: #e9101b;
}
.nav-column ul {
    list-style: none;
}
.nav-column li {
    margin-bottom: 16px;
}
.nav-column a {
    color: #fff;
    text-decoration: none;
    font-size: 1.8rem;
    transition: 0.3s;
}
.nav-column a:hover {
    color: #e9101b;
}

/* 右侧：二维码 */
.footer-qrcode {
    text-align: center;
}
.qrcode-box {
    width: 16rem;
    height: 16rem;
    background: #fff;
    margin-bottom: 12px;
    box-sizing: border-box;
    padding:5px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.qrcode-box img{
    width: 100%;
}
.footer-qrcode p {
    font-size: 1.6rem;
}

/* 底部版权 */
.copyright {
    position: relative;
    width: 100%;
    padding: 2.3rem 0;
    background: rgba(255, 255, 255, 0.2);
}
.copyright .container a,
.copyright .container{
    font-size: 1.6rem;
    color: #fff;
}


/*zbanner*/
.zbanner{
    width: 100%;
    height: 26vw;
    display:flex;
    justify-content: center;
    align-items: center;
}
.zbanner div{
    position:relative;
    display:flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    text-align: center;
}
.zbanner div>h2{
    position:absolute;
    top:0;
    left:0;
    width: 100%;
    font-size: 12rem;
    line-height: 1;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.12);
}
.zbanner div>h3{
    width: 100%;
    color: #ffffff;
    font-size: 5.2rem;
    line-height: 12rem;
    font-weight: bold;
}

/*crumbs*/
.crumbs{
    display:flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}
.crumbs svg{
    color: #fff;
    width: 2.05rem;
    height: 1.95rem;
    margin-right: 0.73rem;
}
.crumbs p,
.crumbs p a,
.crumbs span{
    color: #fff;
    font-size: 1.8rem;
}

.break{
    display:flex;
    justify-content: center;
    align-items: center;
    gap:3vw;
    width: 100%;
    height: 9rem;
    background: #F5F5F5;
}
.break a{
    color: #3b3b3b;
    font-size: 1.8rem;
    transition: 350ms 0s all ease;
    cursor:pointer;
}
.break a.active,
.break a:hover{
    color: #E60115;
}