/*通用类*/
html {
    height: 100%;
}

* {
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    box-sizing: border-box;
}

body {
    margin: 0 auto;
    font-size: 14px;
    font-family: 'Microsoft Yahei', Adobe Heiti Std, Arial, sans-serif;
    color: #282828;
    background: #f2f4f7;
    height: auto;
    overflow-x: hidden;
}

body.h100 {
    height: 100%;
}

.w-full {
    width: 100%;
}

img {
    border: none;
}

a {
    cursor: pointer;
    color: #fff;
    text-decoration: none;
}

ul {
    list-style-type: none;
}

em {
    font-style: normal;
}

input {
    outline: none;
    -webkit-appearance: none;
}

input[type='text'] {
    text-indent: 0.5em;
}

input.sub,
label {
    border: none;
    cursor: pointer;
}

input,
button,
select,
textarea {
    outline: none;
}

input:-webkit-autofill,
textarea:-webkit-autofill,
select:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 1000px white inset;
}

button {
    cursor: pointer;
}

textarea {
    resize: none;
}

div.clear {
    font: 0px Arial;
    line-height: 0;
    height: 0;
    clear: both;
}

.flex {
    display: -webkit-box; /* 老版本 Safari, iOS, Android */
    display: -moz-box; /* 老版本 Firefox */
    display: -ms-flexbox; /* IE 10 */
    display: -webkit-flex; /* Chrome < 21, Safari 6.1+, iOS Safari 7+ */
    display: flex; /* 标准语法 */
}

.flex-column {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -moz-box-orient: vertical;
    -moz-box-direction: normal;
    -ms-flex-direction: column;
    -webkit-flex-direction: column;
    flex-direction: column;
}

.items-center {
    /* 老版本 WebKit 浏览器 (Safari, iOS, Android) */
    -webkit-box-align: center;

    /* 老版本 Firefox */
    -moz-box-align: center;

    /* IE 10 */
    -ms-flex-align: center;

    /* 现代浏览器 */
    align-items: center;
}

.items-end {
    -webkit-box-align: end; /* 老版本语法 */
    -moz-box-align: end; /* Firefox 的语法 */
    -ms-flex-align: end; /* IE 10 的语法 */
    -webkit-align-items: flex-end; /* Chrome 21+, Safari 7+, iOS Safari 7+ */
    align-items: flex-end; /* 标准语法 */
}

.justify-between {
    /* 老版本 WebKit 浏览器 (Safari, iOS, Android) */
    -webkit-box-pack: justify;

    /* 老版本 Firefox */
    -moz-box-pack: justify;

    /* IE 10 */
    -ms-flex-pack: justify;

    /* 现代浏览器 */
    justify-content: space-between;
}

.justify-center {
    /* 标准语法 */
    justify-content: center;

    /* 老版本 WebKit 浏览器 (Safari, iOS, Android) */
    -webkit-box-pack: center;

    /* 老版本 Firefox */
    -moz-box-pack: center;

    /* IE 10 */
    -ms-flex-pack: center;
}

.justify-end {
    /* 标准写法 */
    justify-content: flex-end;

    /* 旧版 WebKit 浏览器兼容写法 */
    -webkit-justify-content: flex-end;

    /* IE10 兼容写法 */
    -ms-flex-pack: end;
}

.flex-1 {
    /* 老版本 WebKit 浏览器 (Safari, iOS, Android) */
    -webkit-box-flex: 1;

    /* 老版本 Firefox */
    -moz-box-flex: 1;

    /* IE 10 */
    -ms-flex: 1;

    /* 现代浏览器 */
    flex: 1;
}

.flex-wrap {
    /* 换行 */
    -webkit-flex-wrap: wrap; /* 老版本 WebKit */
    -ms-flex-wrap: wrap; /* IE 10 */
    flex-wrap: wrap; /* 标准语法 */
}

.text-overflow {
    white-space: nowrap; /* 禁止换行 */
    overflow: hidden; /* 隐藏超出部分 */
    text-overflow: ellipsis; /* 超出部分用省略号代替 */
}

.text-overflow {
    white-space: nowrap; /* 禁止换行 */
    overflow: hidden; /* 隐藏超出部分 */
    text-overflow: ellipsis; /* 超出部分用省略号代替 */
}

.text-overflow-2-lines {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2; /* 限制显示2行 */
    overflow: hidden;
    text-overflow: ellipsis;
}

.text-overflow-4-lines {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4; /* 限制显示2行 */
    overflow: hidden;
    text-overflow: ellipsis;
}

.text-overflow-5-lines {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 5; /* 限制显示2行 */
    overflow: hidden;
    text-overflow: ellipsis;
}

.cover-image {
    width: 100%; /* 宽度填满容器 */
    height: 100%; /* 高度填满容器 */
    object-fit: cover; /* 关键属性：类似 background-size: cover */
}

.rotate-90 {
    -webkit-transform: rotate(90deg);
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);
    transition: all 0.5s;
}

.shrink-0 {
    flex-shrink: 0;
}

.relative {
    position: relative;
}

.full-cover-link {
    position: absolute;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 100;
    top: 0;
    left: 0;
}

.container {
    width: 1400px;
}

.page-header {
    height: 180px;
    background: linear-gradient(
        180deg,
        rgba(0, 0, 0, 0.3) 25%,
        rgba(0, 0, 0, 0) 100%
    );
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    color: #fff;
}

.page-header .welcome-tip {
    font-size: 12px;
    margin: 12px 0 0;
}

.page-header .logo img {
    height: 50px;
    width: auto;
}

.page-header nav {
    margin-top: 28px;
}

.page-header .header-menu-box {
    height: 45px;
    width: 45px;
    display: none;
}

.page-header img.header-menu {
    height: 25px;
    width: auto;
}

.page-header.scrolled .welcome-tip {
    display: none;
}

.page-header.scrolled {
    height: 70px;
    align-items: center;
    background: rgba(0, 0, 0, 0.4);
}

.page-header.scrolled nav {
    margin-top: 18px;
}

nav ul {
    display: flex;
    list-style: none;
    /* height: 80px; */
}

nav ul li {
    position: relative;
}

nav ul li a {
    display: block;
    padding: 0 20px;
    line-height: 22px;
    color: #fff;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s;
}

nav > ul > li:last-child a {
    padding-right: 0;
}

nav ul li a:hover {
    /* font-weight: bold; */
}

/* 下拉菜单样式 */
.dropdown {
    position: absolute;
    top: 35px;
    left: 50%;
    transform: translateX(-50%);
    min-width: 110px;
    background-color: #fff;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 999;
    display: flex;
    flex-direction: column;
    border-radius: 4px;
    box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.12);
    padding: 15px 10px;
}

.dropdown::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 0 6px 6px;
    border-style: solid;
    border-color: transparent transparent #fff;
}

.dropdown ul {
}

.dropdown li {
    width: 100%;
    /* border-bottom: 1px solid #f0f0f0; */
    text-align: center;
}

.dropdown li a {
    line-height: 25px;
    display: flex;
    min-height: 32px;
    align-items: center;
    color: #252525;
    padding: 0;
    font-size: 14px;
    padding: 0 7px;
    margin-top: 7px;
    justify-content: center;
}

.dropdown li:first-child a {
    margin-top: 0;
}

.dropdown li a:hover {
    background: rgba(143, 1, 0, 0.1);
    border-radius: 4px;
}

/* 鼠标悬停显示下拉菜单 */
/* nav ul li.active .dropdown, */
nav ul li:hover .dropdown {
    opacity: 1;
    visibility: visible;
    /* top: px; */
}

.zoom-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease; /* 平滑过渡 */
}

.zoom-image:hover {
    transform: scale(1.1); /* 放大10% */
}

.footer {
    background: #333;
    height: 277px;
    padding-top: 52px;
}

.footer-logo {
    width: 40%;
    max-width: 810px;
    height: 274px;
    background: url(../images/footer-bg.png) no-repeat center right / auto 100%;
    position: absolute;
    left: 0;
    top: -40px;
    padding-top: 70px;
    padding-left: calc((100vw - 1400px) / 2);
}

.mobile-footer-logo {
    display: none;
    width: 310px;
    height: 60px;
    background: url(../images/mobile-footer-bg.png) no-repeat center right /
        auto 100%;
    position: absolute;
    left: 0px;
    top: -30px;
    align-items: center;
}

.mobile-footer-logo img {
    height: 45px;
    margin-left: 20px;
}

.footer-wechat {
    width: 106px;
}

.copyright {
    font-size: 16px;
    color: #fff;
    margin-top: 50px;
}

.footer-links {
    color: #fff;
    margin-left: 120px;
}

.footer-links:first-child {
    margin-left: 0;
}

.fl-title {
    font-size: 18px;
    margin: 0 0 30px;
}

.fl-link {
    font-size: 16px;
    margin: 0 0 20px;
}

img.wechat-img {
    width: 106px;
    height: auto;
}

.scroll-animate {
    opacity: 0.5;
    transform: translateY(100px);
    transition: all 0.6s;
    transition-delay: 0.5s;
}

.scroll-animate.animate-in {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-500px);
    transition: all 0.8s;
    transition-delay: 0.5s;
}

.slide-in-left.animate-in {
    opacity: 1;
    transform: translateX(0);
}

.menu-drawer {
    position: fixed;
    top: 0px;
    left: 0;
    height: 100%;
    width: 100%;
    z-index: -101;
    transition-delay: 1s;
}

.menu-drawer .mask {
    width: 100%;
    height: 100%;
    /* display: ; */
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: rgba(0, 0, 0, 0.3);
    opacity: 0;
    transition: all 0.5s;
}

.menus {
    /* padding: 0 24px; */
    width: 100%;
}

.menu-container {
    width: 300px;
    background: #fff;
    height: 100%;
    position: absolute;
    z-index: 10;
    top: 0;
    right: 0;
    transition: all 0.5s;
    transform: translateX(300px);
    padding: 60px 20px 20px;
}

.menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 15px;
}

.menu-drawer.active {
    display: block;
    z-index: 1001;
    transition-delay: 0s;
}

.menu-drawer.active .mask {
    opacity: 1;
    display: block;
}

.menu-drawer.active .menu-container {
    transform: translateX(0);
}
.menu-drawer.active {
    transform: translateX(0);
}

/* 一级菜单 */
.menu-level-1 > li {
    list-style: none;
    border-bottom: 1px solid #ddd;
    position: relative;
}

/* 菜单项 */
.menu-item {
    display: block;
    padding: 15px 5px;
    color: #333;
    text-decoration: none;
    /* font-weight: bold; */
    position: relative;
    transition: all 0.3s ease;
}

.menu-item:hover {
    /* background: #e0e0e0; */
}

/* 子菜单 */
.submenu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: #fff;
}

.submenu li {
    list-style: none;
    border-bottom: 1px solid #eee;
}

.submenu li:last-child {
    border-bottom: none;
}

.submenu a {
    display: block;
    padding: 10px 15px 10px 20px;
    color: #666;
    text-decoration: none;
    transition: all 0.2s ease;
}

.submenu a:hover {
    background: #f0f0f0;
    color: #333;
}

/* 展开状态 */
.menu-level-1 > li.active .submenu {
    max-height: 500px; /* 足够大的值容纳子菜单 */
}

.menu-level-1 > li.active > .menu-item {
    background: #e0e0e0;
}

/* 箭头图标 */
.menu-item-after {
    font-size: 10px;
    position: absolute;
    right: 0px;
    top: 25px;
    width: 20px;
    height: 20px;
    transform: translateY(-50%) rotate(0deg);
    transition: transform 0.3s ease;
    background: url(../images/arrow-down.png) no-repeat center / 100% auto;
}

.menu-level-1 > li.active > .menu-item-after {
    transform: translateY(-50%) rotate(-180deg);
}

.mobile-copyright {
    display: none;
}

.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background-color: #333;
    color: white;
    border-radius: 2px;
    text-align: center;
    line-height: 50px;
    font-size: 24px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top:hover {
    background-color: #555;
    transform: scale(1.1);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top img {
    width: 20px;
}

.detail-page-banner {
    height: 260px;
    width: 100%;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    background-color: rgba(0, 0, 0, 0.1);
    position: relative;
}

.detail-page-banner .mask {
    width: 100%;
    height: 100%;
    /* display: ; */
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0) 50%
    );
    transition: all 0.5s;
}

.detail-page-banner .container {
    position: absolute;
    z-index: 9;
}

.detail-page-banner .box-title-text {
    margin-top: 170px;
}

.detail-page-banner .btt-title {
    font-size: 30px;
    font-weight: 600;
    color: #fff;
}

.detail-page-banner .btt-title span {
    color: #fff;
}

.detail-page-banner .btt-desc {
    font-size: 14px;
    color: #ffffff;
    margin: 0 0 2px 4px;
}

.detail-page-banner .box-title-more img {
    height: 25px;
    margin: 4px 0 0 8px;
}

.bread-crumb {
    margin: 20px 0 0;
    color: #666666;
}

.bread-crumb img {
    height: 14px;
    width: auto;
    margin-right: 4px;
}

.bread-crumb a {
    color: #666;
}

.bread-crumb a:hover {
    text-decoration: underline;
}

.bread-crumb span.right {
    margin: 0 4px;
}
/* 基础样式 */
.tab-container {
    /* font-family: Arial, sans-serif; */
    /* max-width: 800px; */
    margin: 25px 0 0;
}

/* 桌面端导航样式 */
.tab-nav-wrapper {
    position: relative;
    overflow: hidden;
}

/* 导航标签样式 */
.tab-nav {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

.tab-nav li {
    margin-right: 50px;
    position: relative;
    padding-bottom: 10px;
    flex-shrink: 0;
}

.tab-nav li .tab-line {
    width: 50%;
    position: absolute;
    left: 25%;
    height: 3px;
    bottom: 2px;
    background: #8f0100;
    display: none;
}

.tab-nav li a {
    display: block;
    /* padding: 10px 25px; */
    text-decoration: none;
    color: #666;
    border-bottom: none;
    transition: all 0.1s ease;
    font-size: 16px;
}

.tab-nav li.active a {
    color: #8f0100;
    font-weight: bold;
    font-size: 22px;
}

.tab-nav li.active .tab-line {
    display: block;
}

/* 内容区域样式 */
.tab-content {
    margin: 20px 0 0;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    /* animation: fadeIn 0.2s ease; */
}

.hover-up-move {
    transition: transform 0.3s ease; /* 动画过渡 */
}

.hover-up-move:hover {
    transform: translateY(-5px); /* 向上移动 10px */
}

.hover-scale-up {
    transition: transform 0.3s ease;
}

.hover-scale-up:hover {
    transform: scale(1.05); /* 放大到原尺寸的110% */
}

/* 分页容器 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 40px 0 20px;
}

.pagination-button {
    width: 40px;
    height: 40px;
    border: 1px solid #ddd;
    background-color: #fff;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    text-align: center;
    margin: 0 5px;
}

/* 悬停效果 */
.pagination-button:hover:not(.active) {
    background-color: #f5f5f5;
}

/* 当前活动页样式 */
.pagination-button.active {
    background-color: #8f0100;
    color: white;
    border-color: #8f0100;
}

/* 禁用状态 */
.pagination-button:disabled {
    color: #ccc;
    cursor: not-allowed;
    background-color: #f9f9f9;
}

/* 上一页/下一页按钮样式 */
.pagination-button.prev,
.pagination-button.next {
    padding: 8px 12px;
}

.pagination-button img {
    width: 7px;
}

/* 淡入动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@media (max-width: 1440px) {
    .page-header {
        padding: 0 20px;
    }

    nav ul li a {
        padding: 0 10px;
    }

    .container {
        width: 100%;
        padding: 0 20px;
    }

    .page-header .container {
        padding: 0;
    }
    .footer-logo {
        padding-left: 20px;
    }

    .footer-links {
        margin-left: 70px;
    }
}

@media (max-width: 1050px) {
    .page-header .welcome-tip,
    .page-header nav {
        display: none;
    }

    .page-header .header-menu-box {
        display: flex;
    }

    .page-header {
        padding-top: 20px;
    }

    .page-header.scrolled {
        padding-top: 0;
    }

    .page-header .logo img {
        height: 35px;
    }
    .footer-logo {
        display: none;
    }

    .footer .container {
        /* flex-direction: column; */
        justify-content: flex-start;
        flex-wrap: wrap;
    }
    .mobile-footer-logo {
        display: flex;
    }

    .footer {
        height: auto;
    }

    .footer-links {
        margin-left: 0;
        margin-right: 50px;
        margin-top: 40px;
    }

    .footer-links:last-child {
        margin-right: 0;
    }

    .fl-title {
        font-size: 16px;
        margin: 0 0 20px;
    }

    .fl-link {
        font-size: 14px;
        margin: 0 0 10px;
    }

    .mobile-copyright {
        display: block;
        color: #fff;
        border-top: 1px solid rgba(255, 255, 255, 0.2);
        text-align: center;
        margin-top: 20px;
        height: 50px;
        line-height: 50px;
    }

    .footer {
        flex-direction: column;
        padding-top: 20px;
    }

    .back-to-top.show {
        opacity: 0;
        visibility: hidden;
    }

    .tab-nav-wrapper {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch; /* iOS平滑滚动 */
        scrollbar-width: none; /* 隐藏滚动条 - Firefox */
    }

    .tab-nav-wrapper::-webkit-scrollbar {
        display: none; /* 隐藏滚动条 - Chrome/Safari */
    }

    .tab-nav li {
        margin-right: 20px;
    }

    .tab-nav li a {
        font-size: 14px;
    }

    .tab-nav li.active a {
        font-size: 18px;
    }
}

@media (max-width: 768px) {
    /* 分页容器 */
    .pagination {
        gap: 5px;
        margin: 30px 0 10px;
       
    }

    .pagination-button {
        width: 30px;
        height: 30px;
         border-radius: 15px;
    }
}