@charset "UTF-8";

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

/* 滚动条美化 */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--neutral-100);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-300);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #f9fafb;
}

img {
    vertical-align: bottom;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* 头部导航样式 */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    background-color: rgba(0, 0, 0, 0);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    z-index: 100;
    transition: all 0.3s ease;
    height: 64px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo样式 */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo h1 {
    position: fixed;
    top: -999999px;
}

.logo img {
    height: 50px;
}

.logo .wap {
    display: none;
}


@media (min-width: 640px) {
    header {
        position: sticky;
        background-color: white;
    }
}

.bg-module {
    background-size: 100% auto;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* 桌面端导航 */
.desktop-nav {
    display: none;
}

@media (min-width: 768px) {
    .desktop-nav {
        display: flex;
        align-items: center;
    }
}

.nav-item {
    position: relative;
    margin-left: 4px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 8px 16px;
    color: #4B5563;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
    background-color: rgba(239, 120, 43, 0.05);
    color: #ef782b;
}

.nav-link i {
    margin-left: 4px;
    transition: transform 0.2s ease;
}

/* 下拉菜单 */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px) scale(0.95);
    transform-origin: top left;
    transition: all 0.3s ease;
    z-index: 100;
}

.dropdown-item {
    position: relative;
}

.dropdown-link {
    display: block;
    padding: 8px 16px;
    color: #4B5563;
    text-decoration: none;
    transition: all 0.2s ease;
}

.dropdown-link:hover {
    background-color: rgba(239, 120, 43, 0.05);
    color: #ef782b;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 8px 16px;
    background: none;
    border: none;
    text-align: left;
    color: #4B5563;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.dropdown-toggle:hover {
    background-color: rgba(239, 120, 43, 0.05);
    color: #ef782b;
}

.dropdown-toggle i {
    transition: transform 0.2s ease;
}

/* 三级菜单 */
.sub-dropdown {
    position: absolute;
    top: 0;
    left: 100%;
    min-width: 200px;
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateX(8px) scale(0.95);
    transform-origin: top left;
    transition: all 0.3s ease;
    z-index: 100;
}

/* 显示下拉菜单 */
.nav-item:hover>.dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-item:hover>.sub-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(0) scale(1);
}

.nav-item:hover .nav-link i {
    transform: rotate(180deg);
}

.dropdown-item:hover .dropdown-toggle i {
    transform: rotate(90deg);
}

/* 移动端菜单按钮 */
.mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-menu-btn:hover {
    color: #ef782b;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

/* 移动端导航 */
.mobile-nav {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background-color: white;
    max-height: 0;
    overflow-y: auto;
    transition: max-height 0.3s ease;
    z-index: 40;
}

.mobile-nav.open {
    max-height: calc(100vh - 64px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.mobile-nav-list {
    list-style: none;
    padding: 16px;
}

.mobile-nav-item {
    margin: 4px 0;
}

.mobile-nav-link {
    display: block;
    padding: 12px 16px;
    border-radius: 8px;
    color: #4B5563;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    background-color: rgba(239, 120, 43, 0.05);
    color: #ef782b;
}

.mobile-dropdown-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 16px;
    border-radius: 8px;
    background: none;
    border: none;
    color: #4B5563;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-dropdown-toggle:hover {
    background-color: rgba(239, 120, 43, 0.05);
    color: #ef782b;
}

.mobile-dropdown-toggle i {
    transition: transform 0.2s ease;
}

.mobile-dropdown {
    margin-left: 16px;
    margin-top: 4px;
    padding-left: 16px;
    border-left: 2px solid #E5E7EB;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.mobile-dropdown.open {
    overflow-y: auto;
    max-height: max-content;
}

.mobile-dropdown-toggle.open i {
    transform: rotate(180deg);
}

/* 底部样式 */
.footer-container {
    width: 1280px;
    margin: 0 auto;
}

.footer-content {
    width: 50%;
    padding: 100px 0;
}

.footer-content ul {
    display: flex;
    align-items: flex-start;
    list-style: none;
}

.footer-content ul li {
    margin-right: 20px;
}

.footer-content ul li:last-of-type {
    margin-right: 0;
}

.footer-content ul li h5 {
    display: inline-block;
    font-weight: normal;
    font-size: 1em;
    background-color: #ef782b;
    border-radius: 20px 0 20px 0;
    height: 2em;
    line-height: 2em;
    padding: 0 12px;
}

.footer-content ul li strong {
    display: block;
    line-height: 2em;
    color: #FFFFFF;
}

.footer-content ul li p {
    font-size: 0.8em;
    color: #999999;
}

.footer-content>img {
    height: 50px;
    margin: 20px 0;
}

.footer-content h4,
.m-footer-container h4 {
    color: #ef782b;
    margin-bottom: 20px;
}

.footer-content .row {
    margin-bottom: 10px;
    color: #FFFFFF;
}

.footer-content .row i {
    color: rgb(186, 143, 115);
    margin-right: 12px;
}

.footer-content .img-box {
    margin-top: 40px;
}

.footer-content .img-box img,
.m-footer-container .img-box img {
    width: 100px;
    height: 100px;
    margin: 10px;
}

.copyright-section {
    padding: 10px 24px;
    text-align: center;
    background-color: #111111;
    color: #666666;
}

.copyright-section a {
    color: #666666;
}

.m-footer-container {
    display: none;
}

.pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.pager span {
    color: #EEEEEE;
}

.pager a {
    text-decoration: none;
    color: #FFFFFF;
}

.subtopic {
    max-width: 1280px;
    margin: 0 auto;
    background-color: rgba(30, 30, 30, .6);
}

.subtopic ul {
    display: flex;
    width: 100%;
    flex-flow: row wrap;
    list-style: none;
}

.subtopic ul li {
    height: 50px;
    width: 12.5%;
}

.subtopic ul li a {
    position: relative;
    display: block;
    width: calc(100% - 20px);
    height: 50px;
    line-height: 50px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    padding: 0 10px;
    color: #FFFFFF;
    text-decoration: none;
}

.subtopic ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #ef782b;
    transition: width 0.5s;
}

.subtopic ul li a:hover {
    color: #ef782b;
}

.subtopic ul li a:hover::after {
    width: 100%;
}

.page-content .body,
.page-news .body {
    width: 90vw;
    max-width: 1280px;
    margin: 0 auto;
}

.page-content .body .title,
.page-news .body .title {
    padding: 100px 0;
    font-size: 2.2em;
    color: #FFFFFF;
    text-align: center;
}

.container .title {
    padding: 100px 0;
    font-size: 2.2em;
    color: #000000;
    text-align: center;
}

@media (max-width: 768px) {
    .bg-module {
        background-size: auto 100%;
    }

    .footer-container {
        display: none;
    }

    .m-footer-container {
        display: block;
        padding: 40px 0;
    }

    .m-footer-container .img-box {
        text-align: center;
    }

    .m-footer-container>img {
        display: block;
        margin: 20px auto;
    }

    .m-footer-container h4 {
        text-align: center;
    }

    .m-footer-container .controller {
        text-align: center;
    }

    .m-footer-container .controller a {
        display: block;
        margin-bottom: 20px;
        text-decoration: none;
    }

    .m-footer-container .controller img {
        width: 140px;
    }

    .m-footer-container .controller p {
        color: #FFFFFF;
        line-height: 1.5em;
    }

    .subtopic ul li {
        width: 50%;
    }

    .subtopic ul li a {
        font-size: 12px;
    }
    
    .logo .pc {
        display: none;
    }
    
    .logo .wap {
        display: block;
    }
    
    .logo img {
        height: 40px;
    }
    
    .overlay {
         display: none;
    }
    
    .floating-element{
        display: none;
    }
}