/* ========================================
   铄洋重工 - 整合版CSS样式表
   保留第二版的颜色/字体设置 + 第一版的布局结构
   ======================================== */

/* ===== CSS Variables ===== */
:root {
    --primary: #023793;
    --primary-dark: #0e3a54;
    --primary-light: #2e86c1;
    --accent: #f56706;
    --accent-hover: #d45500;
    --bg-light: #f5f7fa;
    --price-color:#d80404;
    --bg-dark: #000;
    --text-dark: #222;
    --text-light: #666;
    --text-white: #fff;
    --border-color: #e0e4e8;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --radius: 6px;
    --transition: 0.3s ease;
    --font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --container-padding: 16px;
    --max-width: 1200px;
}

/* ===== Reset & Base ===== */
* {margin: 0;padding: 0;box-sizing: border-box;}
html {font-size: 16px;-webkit-text-size-adjust: 100%;scroll-behavior: smooth;}
body {font-family: var(--font-family);color: var(--text-dark);background: #f8f9fa;line-height: 1.6;font-size: 14px;overflow-x: hidden;}
a {color: var(--primary);text-decoration: none;transition: color var(--transition);}
a:hover {color: var(--accent);}
img {max-width: 100%;height: auto;display: block;}
ul, ol {list-style: none;}
.clearfix::after {content: '';display: table;clear: both;}
/* ===== Container ===== */
.container {max-width: var(--max-width);margin: 0 auto;padding: 0 var(--container-padding);width: 100%;}

.container2 {max-width: var(--max-width);margin: 0 auto;padding: 0 var(--container-padding);width: 100%;}
/* ===== 头部 (新结构) ===== */
.header {background: #fff;border-bottom: 0px solid var(--border-color);position: sticky;top: 0;z-index: 999;box-shadow: 0 1px 4px rgba(0,0,0,0.05);}
/* 顶部信息条 - 保留第二版颜色 */
.header .top {display: none;}
.header .top .fl {float: left;}
.header .top .fr {float: right;}
.header .top a {color: #1a1a1a;margin: 0 4px;font-size: 13px;}
.header .top a:hover {color: var(--accent);}
/* 中间行：logo、文字、电话 */
.header .container {display: flex;align-items: center;justify-content: space-between;padding-top: 10px;padding-bottom: 10px;}
/* 移动端菜单按钮 */
.menu-btn {display: flex;flex-direction: column;justify-content: space-between;width: 26px;height: 20px;background: none;border: none;cursor: pointer;padding: 0;flex-shrink: 0;}
.menu-btn span {display: block;height: 2.5px;width: 100%;background: var(--primary);border-radius: 2px;transition: var(--transition);}
.menu-btn.active span:nth-child(1) {transform: translateY(8.5px) rotate(45deg);}
.menu-btn.active span:nth-child(2) {opacity: 0; transform: scaleX(0);}
.menu-btn.active span:nth-child(3) {transform: translateY(-8.5px) rotate(-45deg);}
.header .nav .container{display: block;position:relative;overflow: visible;}
/* Logo - 保留第二版Logo大小 */
.logo {flex-shrink: 0; margin-right: 8px;}
.logo img {height: 30px;width: auto;}
/* 中间文字 - 保留第二版字体大小和颜色 */
.header .text {flex: 1;font-size: 16px;color: var(--text-light);line-height: 1.6;margin: 0 6px;white-space: nowrap;overflow: hidden;text-overflow: ellipsis;display: none;}
.header .text strong {display: block;font-size: 18px;color: var(--primary);font-weight: 700;}

/* 右侧电话 - 保留第二版字体大小 */
.header .tel {font-size: 12px;color: var(--text-light);text-align: right;flex-shrink: 0;line-height: 1.3;display:none;}
.header .tel strong {display: block;font-size: 28px;color: var(--accent);font-weight: 700;}
/* ===== 导航菜单 (保留第一版正确的折叠逻辑) ===== */
.nav {background: var(--primary);border-top: 1px solid var(--border-color);display:none;padding: 0;margin: 0; width: 100%; list-style: none;position: absolute; top: 50px; left: 0;z-index: 999;/*overflow-y: auto;*/}
/*.nav .container {background-color: #ffffff;}*/
.nav_one {display: flex;flex-direction: column;justify-content: flex-start;align-items: stretch;padding: 0;margin: 0;width:100%;list-style: none;}
.nav ul.open {display: flex;}
.nav ul > li {border-bottom: 1px solid #f0f0f0;}
.nav ul > li:last-child {border-bottom: none;}
.nav_one a {display: block;padding: 12px var(--container-padding);font-size: 15px;font-weight: 500;color: #ffffff;position: relative;}
.nav ul > li > a:hover {color: var(--accent);background: var(--primary);}
.nav .nav_one  .arr {position: absolute;right: var(--container-padding);top: 16px;  transform: rotate(-90deg); transition: transform var(--transition);width: 20px;height: 20px;background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") no-repeat center;background-size: 16px;transition: transform var(--transition);z-index: 999;}
.nav .nav_one .open .arr {transform:  rotate(180deg);}
.dropdown-box {display: none;padding: 4px 0; background-color: #ffff;}
.dropdown-box.open {display: block;}
.dropdown-box li {margin: 0;}
.dropdown-box a {display: block;padding: 10px var(--container-padding);padding-left: calc(var(--container-padding) + 20px);font-size: 13px;
    color: var(--text-light); border-bottom: 1px solid #eee;}
.dropdown-box a:last-child {border-bottom: none;}
.dropdown-box a:hover {color: var(--accent);}
.dropdown{position:relative;display: block;}
.header .nav .open .dropdown-box { display: block;}
/* ===== Banner 轮播 ===== */
.banner-btn:hover { background: rgba(0,0,0,0.7);}
.banner-btn.prev { left: 8px; }
.banner-btn.next { right: 8px; }
.banner-dots {position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 2;}
.banner-dots {position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 6px; z-index: 2; padding: 6px 12px; border-radius: 20px;  -webkit-backdrop-filter: blur(4px);}
.banner-dots span { width: 8px; height: 8px; border-radius: 50%; background: rgba(255, 255, 255, 0.5); cursor: pointer; transition: all 0.3s ease;  position: relative;}
.banner-dots span::after { content: ''; position: absolute; top: -12px; left: -12px; right: -12px; bottom: -12px;}
.banner-dots span.active { background: #f56706; width: 24px;  border-radius: 4px;}
/*.banner {width: 100%;height: 200px;position: relative;overflow: hidden;background: var(--primary-dark);}
.banner .swiper-slide {background-size: cover;background-position: center;height: 100%;display: flex;align-items: center;justify-content: center;color: #fff;text-align: center;}
.banner .swiper-pagination-bullet {background: rgba(255,255,255,0.6);opacity: 1;}
.banner .swiper-pagination-bullet-active {background: var(--accent);}*/

/* ===== 搜索条 - 保留第二版颜色 ===== */
.yunu-sou {background: #f0f2f5; padding: 24px 0;border-bottom: 1px solid var(--border-color);}
.yunu-sou .container {display: block;  overflow: hidden;/*display: flex;align-items: center;justify-content: space-between;*/}
.yunu-sou .hot {color: var(--text-light);line-height: 1.8;margin: 12px 0;}
.hot-list{display: flex;flex-direction: row;flex-wrap: wrap;justify-content: flex-start;gap: 8px;}
.yunu-sou  h2 {display: block;  font-size: 16px;color: var(--primary);  font-weight: 600; letter-spacing: 2px;position: relative;}
.yunu-sou .hot a {color: var(--text-light);margin-right: 8px; font-size: 14px;}
.yunu-sou .hot a:hover {color: var(--accent);}
.yunu-sou .hform {width: 100%; display: block;overflow: hidden; padding-top: 8px;}
.yunu-sou .hform form {display: flex;align-items: center;}
.yunu-sou .hform label{font-weight: 600;margin-right: 8px; color:var(--primary);font-size: 16px;flex-shrink: 0;}
.yunu-sou .hform input {padding: 6px 12px;border: 1px solid #d0d4d8;border-radius: 20px 0 0 20px;font-size: 13px;outline: none;background: #fff;height: 48px;min-width: 0;}
.yunu-sou .hform input:focus {border-color: var(--primary-light);}
.yunu-sou .hform button {padding: 0 18px;height: 48px;background: var(--primary);color: #fff;border: none;border-radius: 0 20px 20px 0;font-size: 13px;cursor: pointer;transition: var(--transition);white-space: nowrap;flex-shrink: 0;}
.yunu-sou .hform button:hover {background: var(--primary-dark);}
/* ========================================
通用 Section 和标题 - 保留第二版颜色
   ======================================== */
.section {padding: 24px 0;margin-bottom: 8px;background-color: #fff;box-shadow: var(--shadow);}
.section .bg1 {background: var(--primary);padding: 30px 0;margin-top: -30px;}
.section .bg1 .container {text-align: center; color: #fff; font-size: 36px;}
.section .bg1 .container h3 {font-size: 28px;}
.section .bg2{background-color: #e8ecf0;width: 100%; aspect-ratio: 192 / 25; background-size: cover; background-position: center;padding: 0px;padding: 0px;  margin: -24px 0;}
.section .bg2 .section-title{padding-top: 24px; border-bottom: none;margin-bottom: 10px;}
.section:last-child {padding-bottom: 30px;}
.section-title {text-align: center;margin-bottom: 20px; border-bottom: 1px solid var(--border-color);padding-bottom: 8px;}
.section-title h2 {display: block;font-size: 20px;color: var(--primary);font-weight: 700;letter-spacing: 2px;position: relative;padding-bottom: 16px;}
.section-title h2::after {content: '';position: absolute;bottom: 0;left: 50%;transform: translateX(-50%);width: 40px;height: 3px;background: var(--accent);border-radius: 2px;}
.section-title p {font-size: 13px;color: var(--text-light);margin-top: 16px;line-height: 1.5;}
.section .bg1 .section-title{border-bottom: none;margin-bottom: 0; padding-bottom: 0;}
.section .bg1 .section-title h2,.section .bg2 .section-title h2 {color: #fff;}
.section .bg1 .section-title p,.section .bg2 .section-title p {color: rgba(255,255,255,0.8);}
.section .bg1 .section-title strong::after,.section .bg2 .section-title strong::after {background: var(--accent);}
/* ========================================
   产品展示 - 恢复第一版正确的布局
   ======================================== */
.in-prod-menu {display: flex;flex-wrap: wrap;overflow-x: auto;gap: 10px; padding: 12px;justify-content: center;}
.in-prod-menu::-webkit-scrollbar {display: none;}
.in-prod-menu li {flex: 0 0 auto;}
.in-prod-menu li a {display: block;padding: 6px 14px;font-size: 15px;color: var(--text-light);background: #f0f2f5;border-radius: 20px;white-space: nowrap;transition: var(--transition);}
.in-prod-menu li a:hover,.in-prod-menu li.active a {background: var(--primary);color: #fff;}
.in-prod-con {width: 100%;}
.in-prod-con .slide {flex-shrink: 0;width: 100%;padding: 6px 0;}
.in-sanli {display: flex;flex-wrap: wrap;overflow-x: auto;gap: 10px; padding: 12px;justify-content: center;}
.in-sanli li {flex: 0 0 auto;}
.in-sanli li a {display: block;padding: 6px 14px;font-size: 15px;color: var(--text-light);background: #f0f2f5;border-radius: 20px;white-space: nowrap;transition: var(--transition);}
.in-sanli li a:hover,.in-sanli li .active {background: var(--primary);color: #fff;}
.in-anli{overflow: hidden;width: 100%;flex-shrink: 0;width: 100%;padding: 6px 0;}

/* 产品网格 - 恢复第一版正确的列数 */
.list-1,.list-r {display: grid;grid-template-columns: repeat(2, 1fr);gap: 12px;}
.list-1 li,.list-r li {background: #fff;border-radius: var(--radius);overflow: hidden;box-shadow: var(--shadow);transition: transform var(--transition), box-shadow var(--transition);margin-bottom: 4px;}
.list-1 li:hover,.list-r li:hover {transform: translateY(-3px);box-shadow: 0 4px 16px rgba(0,0,0,0.12);}
.list-1 .img-cover,.list-r .img-cover {box-sizing: border-box;text-decoration: none;width: 100%;aspect-ratio: 3 / 2;overflow: hidden; border-bottom: 1px solid var(--border-color);}
.list-1 .img,.list-r .img{width: 100%;object-fit: cover;height: auto;box-sizing: border-box;}
.list-1 .img-cover span {width: 100%;height: 100%;object-fit: cover;box-sizing: border-box;display: block;}
.list-1 li:hover .img-cover span {transform: scale(1.05);}
.list-1 .text,.list-r .text {padding:4px 8px 8px; display: flex;flex-direction: column;justify-content: center; gap:4px;}
.list-1 .text h3,.list-1 .text h2, .list-r .text h3 { font-weight: 500;color: var(--text-dark);line-height: 1.6;max-width: 100%;overflow: hidden;min-width: 0;flex-shrink: 1;font-size:16px; display: -webkit-box; -webkit-box-orient: vertical;text-overflow: ellipsis; -webkit-line-clamp: 2;white-space: normal;}
.list-1 .text span,.list-r .text span {font-size: 14px;color: var(--price-color);font-weight: bold;}
/*.list-1 .text p:last-child {font-size: 13px;font-weight: 500;color: #222;margin-top: 0px;}*/
.in-ys {padding: 20px 0 0;}
.in-ys dl {margin-bottom: 10px;background: #fff;border-radius: var(--radius);box-shadow: var(--shadow);overflow: hidden;}
.in-ys dl:last-child {margin-bottom: 0;}
.in-ys dt {box-sizing: border-box;text-decoration: none;width: 100%;aspect-ratio: 227 / 180;overflow: hidden; background: no-repeat center / cover;}
.in-ys dd {padding: 18px 16px 20px;}
.in-ys dd h3 {display: flex;align-items: center;gap: 12px;margin-bottom: 12px;    padding-bottom: 10px;border-bottom: 2px dotted var(--primary);
    margin-bottom: 0;}
.in-ys dd h3 i {display: inline-flex;align-items: center;justify-content: center;width: 32px;height: 32px;background: var(--primary);color: #fff;border-radius: 50%;font-style: normal;font-size: 14px;font-weight: 700;flex-shrink: 0;}
.in-ys dd h3 span {font-size: 18px;font-weight: 600;color: var(--primary);}
.in-ys dd h3 span small {display: block;font-size: 10px;font-weight: 400;color: var(--text-light);text-transform: uppercase;letter-spacing: 0.5px;}
.in-ys dd .text p {font-size: 13px;color: var(--text-light);padding: 3px 0;padding-left: 18px;position: relative;line-height: 1.7;}
.in-ys dd .text p::before {content: '•';position: absolute;left: 0;color: var(--primary);font-weight: 700;}
.in-ys-list {display: grid;grid-template-columns: repeat(3, 1fr);gap: 8px;padding: 10px 0 30px;}
.in-ys-list li {padding: 14px 6px; background: rgb(8 7 7 / .24);border-radius: var(--radius);text-align: center;}
.in-ys-list li h3 {font-size: 14px;font-weight: 500;letter-spacing: 1px;color: #fff;}
.in-about {background: #fff;border-radius: var(--radius);box-shadow: var(--shadow);overflow: hidden;margin-bottom: 20px;}
.in-about dt {width: 100%;padding-bottom: 50%;background-size: cover;background-position: center;background-color: #e8ecf0;}
.in-about dd {padding: 18px 16px 22px;}
.in-about dd h3 {font-size: 18px;color: var(--primary);font-weight: 700;margin-bottom: 8px;}
.in-about dd h4 small {display: block;font-size: 12px;font-weight: 400;color: var(--text-light);
margin-top: 2px;}
.in-about dd p {font-size: 13px;color: var(--text-light);line-height: 1.8;margin-bottom: 12px;display: -webkit-box;-webkit-line-clamp: 4;
    -webkit-box-orient: vertical;overflow: hidden;}
.in-about dd .btn a {display: inline-block;padding: 8px 26px;background: var(--primary);color: #fff;border-radius: 30px;font-size: 13px;font-weight: 500;transition: var(--transition);}
.in-about dd .btn a:hover {background: var(--accent-hover);color: #fff;}
.in-about-class {display: grid;grid-template-columns: repeat(2, 1fr);gap: 12px;}
.in-about-class li {border-radius: var(--radius);overflow: hidden;box-shadow: var(--shadow);transition: transform var(--transition);}
.in-about-class li:hover {transform: translateY(-3px);}
.in-about-class .pic {position: relative;padding-bottom: 75%;overflow: hidden;}
.in-about-class .pic span {position: absolute;top: 0;left: 0;width: 100%;height: 100%;background-size: cover;background-position: center;transition: transform 0.5s ease;}
.in-about-class li:hover .pic span {transform: scale(1.06);}
.in-about-class .bg {position: absolute;top: 0;left: 0;width: 100%;height: 100%;background: rgba(2, 55, 147, 0.8);z-index: 1;}
.in-about-class .icon {position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);z-index: 2;text-align: center;color: #fff;width: 80%;}
.in-about-class .icon strong {display: block;font-size: 16px;font-weight: 700;letter-spacing: 2px;text-shadow: 0 2px 8px rgba(0,0,0,0.3);}
.in-about-class .icon b {display: block;font-size: 11px;font-weight: 300;opacity: 0.85;letter-spacing: 1px;margin-top: 2px;text-shadow: 0 1px 4px rgba(0,0,0,0.2);}
/* ========================================
   知识资讯
   ======================================== */
.in-news {display: grid;grid-template-columns: 1fr;gap: 8px;}
.in-news .item {background: #fff;border-radius: var(--radius);box-shadow: var(--shadow);overflow: hidden; margin-bottom: 8px;}
.in-news .wrap {padding: 16px 16px 20px;}
.in-news .tit {display: flex;align-items: center;justify-content: space-between;margin-bottom: 12px;padding-bottom: 10px;border-bottom: 2px solid var(--border-color);}
/*.in-news .tit > a:first-child {font-size: 16px;font-weight: 700;color: var(--primary);}*/
.in-news .tit .more {font-size: 16px;font-weight: 700;color: var(--primary);/*font-size: 12px;font-weight: 400;color: var(--text-light);*/}
.in-news .tit .more:hover {color: var(--accent);}
.in-news .tit h3{font-size: 16px;font-weight: 600; overflow:hidden;}
/*.in-news .tit strong {font-weight: 400;font-size: 12px;color: var(--text-light);margin-left: 6px;}*/
.in-news .tit small {font-weight: 400;font-size: 12px;color: var(--text-light);margin-left: 6px;}
.list-2 li {padding: 10px 0;border-bottom: 1px solid #f0f0f0;}
.list-2 li:last-child {border-bottom: none;}
.list-2 li a {font-size: 16px;font-weight: 700;color: var(--text-dark);display: block;transition: var(--transition);display: -webkit-box;-webkit-line-clamp: 1;-webkit-box-orient: vertical;overflow: hidden;}
.list-2 li a:hover {color: var(--accent);}
.list-2 li p {font-size: 14px;color: var(--text-light);line-height: 1.6;margin-top: 4px;display: -webkit-box;-webkit-line-clamp: 2;-webkit-box-orient: vertical;overflow: hidden;}
/* ========================================
   友情链接
   ======================================== */
.yunu-link {background: #fff;border-radius: var(--radius);box-shadow: var(--shadow);padding: 16px 16px 12px;}
.yunu-link h4 {font-size: 20px;color: var(--primary);font-weight: 600;margin-bottom: 10px;padding-bottom: 8px;border-bottom: 1px solid var(--border-color);}
.yunu-link h4 small {font-size: 16px;font-weight: 400;color: var(--text-light);}
.yunu-link ul {display: flex;flex-wrap: wrap;gap: 6px 14px;}
.yunu-link ul li a {font-size: 14px;color: var(--text-light);}
.yunu-link ul li a:hover {color: var(--accent);}
/* ========================================
   底部 (footxq.html) - 保留第二版
   ======================================== */
.footer {background: var(--bg-dark);color: rgba(255,255,255,0.7);padding: 30px 0 70px;margin-top: 0;}
.footerx-info,.footer-info {display: grid;grid-template-columns: 1fr;gap: 20px; padding-bottom: 16px; margin:0 auto;}
.footer .col h5 {color: #fff;font-size: 15px;font-weight: 600;margin-bottom: 10px;}
.footer .col p,.footer .col a {font-size: 13px;line-height: 1.8;color: rgba(255,255,255,0.7);}
.footer .col a:hover {color: var(--accent);}
.footer .copyright {text-align: center;border-top: 1px solid rgba(255,255,255,0.08);padding-top: 16px;margin-top: 10px;font-size: 12px;color: rgba(255,255,255,0.5);grid-column: 1 / -1;}
/* ========================================
   底部导航 (footer-nav + footer-fix)
   ======================================== */
.footer-nav {background: rgba(255, 255, 255, 0.04);border-bottom: 1px solid rgba(255, 255, 255, 0.06);padding: 8px 0;}
.footer-nav ul {display: flex;flex-wrap: wrap;justify-content: center;gap: 6px 16px;}
.footer-nav ul li {list-style: none;}
.footer-nav ul li a {color: rgba(255, 255, 255, 0.75);font-size: 13px;text-decoration: none;transition: color 0.3s;white-space: nowrap;}
.footer-nav ul li a:hover {
    color: var(--accent);}
/*.footer-info {display: grid;grid-template-columns: repeat(3, 1fr);gap: 20px;margin: 0px auto 20px;}*/
.footer-logo {display: none;}
.footer-logo img {max-height: 48px;width: auto;margin-bottom: 8px;}
.footer-logo .tel {font-size: 12px;color: rgba(255, 255, 255, 0.8);}
.footer-logo .tel strong {display: block;font-size: 16px;color: var(--accent);font-weight: 700;margin-top: 2px;}
.footer-contact {display:none;}
.footer-contactt{display:block}
.footer-tit {font-size: 16px;font-weight: 600;color: #fff;margin-bottom: 10px;letter-spacing: 1px;}
.footer-tit small {font-size: 12px;font-weight: 400;color: var(--bg-light);letter-spacing: 0;}
.footer-contact p {margin: 4px 0;font-size: 13px;color: rgba(255, 255, 255, 0.7); text-align: left;}
.footer-ewm {text-align: center;grid-column: 1 / -1;}
.footer-ewm .footer-tit a {color: #fff;text-decoration: none;}
.footer-ewm .footer-tit a:hover {color: var(--accent);}
.region-links {display: flex;/*grid-template-columns: repeat(5, 1fr);*/gap: 10px;margin-top: 6px;flex-direction: row;flex-wrap: wrap;}
.region-links a {font-size: 13px;color: var(--bg-light);text-decoration: none;transition: color 0.3s;}
.region-links a:hover {color: var(--accent);}
.footer-copy {padding: 14px 0;text-align: center;font-size: 12px;color: var(--bg-light);border-top: 1px solid rgba(255, 255, 255, 0.05);}
.footer-copy a {color: rgba(255, 255, 255, 0.5);text-decoration: none;margin: 0 6px;transition: color 0.3s;}
.footer-copy a:hover {color: var(--accent);}
.footer-copy .container {display: flex;flex-wrap: wrap;justify-content: center;align-items: center;gap: 8px 12px;}
/* ===== 移动端固定底部导航 ===== */
.footer-fix {position: fixed;bottom: 0;left: 0;right:0;background: #fff;box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.1);z-index: 999;display: block;overflow: hidden;}
.footer-fix ul {display: flex;align-items: stretch;justify-content: space-around;padding: 6px 0 env(safe-area-inset-bottom);margin: 0;list-style: none;max-width: 100%; flex-wrap: nowrap; box-sizing: border-box;}
.footer-fix ul li {flex: 1 1 0;text-align: center;min-width: 0; overflow: hidden;}
.footer-fix ul li a {display: flex;flex-direction: column;align-items: center;justify-content: center;font-size: 11px;color: var(--text-light, #666);text-decoration: none;padding: 4px 0;transition: color 0.3s;position: relative;overflow: hidden;}
.footer-fix ul li a::before {content: '';display: block;width: 22px;height: 22px;margin-bottom: 2px;background-size: contain;background-repeat: no-repeat;background-position: center;opacity: 0.6;transition: opacity 0.3s;}
.footer-fix ul li:nth-child(1) a::before {background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M3 12l2-2m0 0l7-7 7 7M5 10v10a1 1 0 001 1h3m10-11l2 2m-2-2v10a1 1 0 01-1 1h-3m-6 0a1 1 0 001-1v-4a1 1 0 011-1h2a1 1 0 011 1v4a1 1 0 001 1m-6 0h6'/%3E%3C/svg%3E");
}
.footer-fix ul li:nth-child(2) a::before {background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='2' y='7' width='20' height='14' rx='2' ry='2'/%3E%3Cpath d='M16 21V5a2 2 0 00-2-2h-4a2 2 0 00-2 2v16'/%3E%3C/svg%3E");}
.footer-fix ul li:nth-child(3) a::before {background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpolyline points='22,6 12,13 2,6'/%3E%3C/svg%3E");}
.footer-fix ul li:nth-child(4) a::before {background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M22 16.92v3a2 2 0 01-2.18 2 19.79 19.79 0 01-8.63-3.07 19.5 19.5 0 01-6-6 19.79 19.79 0 01-3.07-8.67A2 2 0 014.11 2h3a2 2 0 012 1.72 12.84 12.84 0 00.7 2.81 2 2 0 01-.45 2.11L8.09 9.91a16 16 0 006 6l1.27-1.27a2 2 0 012.11-.45 12.84 12.84 0 002.81.7A2 2 0 0122 16.92z'/%3E%3C/svg%3E");}
.footer-fix ul li a.active {color: var(--primary);}
.footer-fix ul li a.active::before {opacity: 1;}

/* ===== 返回顶部按钮（button 版） ===== */
.back-to-top {position: fixed;right: 8px;bottom: 200px; width: 46px; height: 46px; background: var(--primary); border: none; padding: 0; cursor: pointer; color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(42, 107, 158, 0.4); opacity: 0; visibility: hidden; transform: translateY(20px); transition: all 0.3s ease; z-index: 999;}
.back-to-top:hover { background: var(--accent); transform: translateY(-3px); box-shadow: 0 6px 20px rgba(42, 107, 158, 0.5);}
.back-to-top.show {opacity: 1;visibility: visible;transform: translateY(0);}
.back-to-top svg { width: 22px;height: 22px; fill: #fff; display: block; }
.list-1, .in-anli, .in-news { content-visibility: auto;contain-intrinsic-size: 0 500px;}
/*===================产品详情页开始========*/
.yunu-curmbs{width: 100%; overflow: hidden; background-color: #f0f2f5; padding: 8px 0; margin-bottom: 8px;}
.bre-nav{display: flex; flex-direction: row;flex-wrap: nowrap; align-items: center;max-width: var(--max-width)1200px;margin: 0 auto; padding: 0 var(--container-padding);width: 100%; gap: 8px;}
.bre-nav span{font-size:12px;}
.bre-list{display: inline-flex; flex-wrap: wrap;gap: 4px;}
.bre-item{color:var(--text-light);}
.bre-list li:not(:last-child)::after { content: "\203A"; font-size: 14px; margin: 0 8px;}
.section-pro{width: 100%;background-color: var(--text-white); margin-bottom: 8px;box-shadow: var(--shadow);}
.main-swiper{margin-bottom:8px;}
.swiper-slide{aspect-ratio: 3 / 2;}
.swiper-slide img{object-fit: cover;width: 100%;height: 100%;}
.xiaotu{margin:0 16px;padding: 0 0 8px;max-width: 100%;overflow: hidden;}
.thumb-swiper{height: 70px; overflow: hidden;}
.thumb-swiper .swiper-slide img{max-width:100%;height:100%;display: block;}
/*.xiaotu .swiper-wrapper{max-height:60px;}*/
/*.thumb-swiper{  width: 100%;
    max-width: 100%;
    overflow: hidden;}
    .thumb-swiper .swiper-wrapper {
    padding: 0 24px; /* 将左右留白转移到 wrapper 上 
    box-sizing: border-box;
}*/
.thumb-swiper .swiper-slide{height:auto;overflow:hidden; border: 1px solid var(--border-color);}
.swiper-button-next,.swiper-button-prev{ right:0;margin-top:0;background-color:rgb(0 0 0 / 0.28);background-image: none;top:0; width:16px; height:100%; border-radius: 5px 0 0 5px;display: flex; align-items: center; justify-content: center;}
.swiper-button-prev{left:0;}
.swiper-button-next::after {content: "›"; font-size: 32px; color: var(--text-white);}
.swiper-button-prev::after{content: "‹"; font-size: 32px; color: var(--text-white);}
.thumb-swiper .swiper-slide-thumb-active{border: 1px solid var(--accent);}
.swiper-pagination.swiper-pagination-fraction{position: absolute; right: 16px;background: rgba(0, 0, 0, 0.55); padding: 4px 12px;border-radius: 20px; color: #ffffff;font-size: 12px;  font-weight: 400;line-height: 1.4; user-select: none;pointer-events: none; text-align: center;
    width: 60px;left: auto;}
.yunu-showcase-info{margin-bottom: 8px;}
.yunu-showcase-info .container{background-color: #fff; box-shadow: var(--shadow);}
.protit{font-size: 22px;color:var(--bg-dark);padding: 16px 0 8px;margin: 0;}
.pro-con{padding-bottom: 4px; border-bottom: 1px solid var(--border-color);}
.protit-dec{display: flex; flex-direction: row;flex-wrap: wrap;justify-content: flex-start;gap: 12px; color: #666; font-size: 12px;}
.pro-info-list{padding: 8px 0; border-bottom: 1px solid var(--border-color);}
.pro-info-list li{display: flex;flex-direction: row;flex-wrap: wrap;align-items: baseline; padding: 4px 0; font-size: 14px; color: #333;}
.label{ width: 60px;flex-shrink: 0; color: #666;text-align: justify;text-align-last: justify;}
.label::after {content: "："; margin-right: 4px;}
.price{color:#d80404; font-weight:600;}
.tel{display: flex;justify-content: flex-end;align-items: baseline;overflow: hidden;}
.tel span{flex-shrink: 0;}
.btn1 { background: #f56706;color: #fff;border: none; padding: 8px 16px;border-radius: 6px; font-size: 16px;cursor: pointer;transition:background 0.2s;margin:16px 0;}
.btn1:hover { background: #d45600;}
#message {display: none;position: fixed;top: 0; left: 0;width: 100%;height: 100%; background: rgba(0, 0, 0, 0.6); z-index: 99999; justify-content: center;align-items: center;}
#message.show { display: flex;}
#message .m-message {background: #fff; padding: 24px; border-radius: 10px; max-width: 500px;width: 90%; max-height: 90vh; overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);}
#message .m-message form { display: flex; flex-direction: column; gap: 16px;}
#message .m-message .form-group { display: flex;flex-direction: column; gap: 4px;}
#message .m-message .form-group label {display: flex; flex-direction: column; gap: 4px; font-size: 14px;color: #333;font-weight: 500; width: 100%;}
#message .m-message .form-group label span {font-size: 14px;color: #555;font-weight: 500;}
#message .m-message .form-group input[type="text"],
#message .m-message .form-group textarea {width: 100%; padding: 12px 14px;  font-size: 16px;border: 1.5px solid #ddd; border-radius: 8px;
    background: #fafafa;transition: border-color 0.25s, box-shadow 0.25s; outline: none;box-sizing: border-box;  font-family: inherit;
    -webkit-appearance: none; }
#message .m-message .form-group input[type="text"]:focus,
#message .m-message .form-group textarea:focus {border-color: #f56706; box-shadow: 0 0 0 3px rgba(245, 103, 6, 0.15);  background: #fff;}
#message .m-message .form-group textarea {min-height: 80px; resize: vertical; font-size: 16px;}
#message .m-message .code-group label { flex-direction: row; align-items: center; flex-wrap: wrap;  gap: 8px;}
#message .m-message .code-group label span {flex-shrink: 0; width: auto;}
#message .m-message .code-group input[type="text"] {flex: 1;min-width: 80px;}
#message .m-message .code-group img {width: auto; border-radius: 6px; cursor: pointer; border: 1px solid #ddd; background: #fff;
flex-shrink: 0;}
#message .m-message .btn1-1 {display: flex; flex-direction: column; gap: 10px; margin-top: 8px;}
#message .m-message .btn1-1 input[type="submit"],
#message .m-message .btn1-1 input[type="reset"] {width: 100%;padding: 8px 0;font-size: 16px;font-weight: 600;border: none; border-radius: 8px;
    cursor: pointer;transition: background 0.25s, transform 0.1s; -webkit-appearance: none;}
#message .m-message .btn1-1 input[type="submit"] {background: #f56706; color: #fff;}
#message .m-message .btn1-1 input[type="submit"]:hover {background: #d45600;}
#message .m-message .btn1-1 input[type="submit"]:active { transform: scale(0.97);}
#message .m-message .btn1-1 input[type="reset"] { background: #f0f0f0; color: #666;}
#message .m-message .btn1-1 input[type="reset"]:hover {background: #e0e0e0;}
#message .m-message .btn1-1 input[type="reset"]:active {transform: scale(0.97);}
#message .m-message .form-group label {margin: 0;position: relative;}
#message .m-message .form-group .error-msg {color: #e74c3c;font-size: 13px;margin-top: 4px; display: none;}
.remai{background: #fff;box-shadow: var(--shadow);padding: 16px 16px 24px;margin-bottom: 8px;}
.remai h2,.panel-sdd .tit,.panel-sde .tit{font-size: 20px; color: var(--primary);font-weight: 600;margin-bottom: 16px; padding-bottom: 8px;border-bottom: 1px solid var(--border-color);text-align:left;}
.pro-text{background: #fff;box-shadow: var(--shadow);margin-bottom: 8px;padding: 16px 0;overflow:hidden;}
.prod-menu{display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 24px;
    font-size: 16px;padding: 0 0 8px;border-bottom: 1px solid var(--border-color);}
.pro-text-item a{background: #f0f2f5;
    padding: 6px 14px;
    border-radius: 20px;display: block;}
.pro-text-item a{color:#333;}
.pro-text-item.active a{background: var(--primary); color: #fff;}
.prod-con{padding: 16px 16px 0;}
#ab_img img{max-width: 100% !important;max-height: 100% !important;margin: 0 auto;}
.prod-title{font-size: 18px;color: #fff !important;margin-bottom: 12px;background-color: #023793;padding: 4px 12px;}
#section-intro{margin-top:16px;}
.prod-title::before{content: "|";font-size: 22px; line-height: 28px;float: left;margin-top: -1px; margin-right: 5px;color: #fff;}
.yunu-infocontent-body {line-height:1.6; font-size:16px;}
.yunu-infocontent-body p{margin-bottom:8px; word-break: break-all;text-wrap: wrap;}
.yunu-infocontent-body p span{word-break: break-all;text-wrap: wrap!important;}
.yunu-infocontent-body h3 { font-size: 17px;font-weight: 600;line-height: 1.5; margin: 20px 0 8px 0;}
.yunu-infocontent-body h4 { font-size: 16px;font-weight: 600; line-height: 1.5;margin: 16px 0 6px 0;color: #444;}
.yunu-infocontent-body h5 { font-size: 15px;font-weight: 600; line-height: 1.5; margin: 14px 0 4px 0; color: #555;}
.yunu-infocontent-body h6 { font-size: 14px;font-weight: 600; line-height: 1.5; margin: 12px 0 4px 0; color: #666; font-style: italic;}
.yunu-infocontent-body ul {padding-left: 22px; margin: 10px 0 14px 0;list-style-type: disc; }
.yunu-infocontent-body ul li {font-size: 15px; line-height: 1.8;margin-bottom: 4px;padding-left: 4px; list-style: inherit; }
.yunu-infocontent-body ul ul { list-style-type: circle; margin: 4px 0 6px 0;}
.yunu-infocontent-body ul ul ul {list-style-type: square;}
.yunu-infocontent-body ol {  padding-left: 26px;margin: 10px 0 14px 0;list-style-type: decimal;}
.yunu-infocontent-body ol li {font-size: 15px; line-height: 1.8;margin-bottom: 4px; padding-left: 4px;}
.yunu-infocontent-body ol ol { list-style-type: lower-alpha;margin: 4px 0 6px 0;}
.yunu-infocontent-body ol ol ol { list-style-type: lower-roman;}
.yunu-infocontent-body li p { margin: 4px 0; font-size: inherit;}
/* ===== 表格容器 ===== */
.yunu-infocontent-body table {display: block;width: fit-content;max-width: 100%;overflow: auto;margin-left: auto !important;margin-right: auto !important;white-space: nowrap; -webkit-overflow-scrolling: touch; margin: 1.5em 0;/*border-collapse: collapse;*/ font-size: 0.9rem; font-family: inherit;border-collapse: separate; border-spacing: 0;max-height: 400px;}
.yunu-infocontent-body table thead{position: sticky;top: 0;z-index: 10;background-color: #f1f5f9; border-top: none;}
.yunu-infocontent-body th {background-color: #f1f5f9;font-weight: 600;color: #1e293b;border-bottom-width: 2px; border-bottom-color: #cbd5e1;}
.yunu-infocontent-body tbody tr:nth-child(odd) {background-color: #f9f9fb;}
.yunu-infocontent-body tbody tr:nth-child(even) {background-color: #ffffff;}
.yunu-infocontent-body .firstRow{background-color: #f1f5f9 !important;font-weight: 600;color: #1e293b; border-bottom-width: 2px; border-bottom-color: #cbd5e1; position: sticky; top: 0;z-index: 10;border-top: none;}
.row-selected { background-color: #fde68a !important; }
.yunu-infocontent-body th,
.yunu-infocontent-body td { border: none;border-right: 1px solid #e2e8f0;border-bottom: 1px solid #e2e8f0; padding: 12px 16px;text-align: left; vertical-align: top;}
.yunu-infocontent-body th:first-child,
.yunu-infocontent-body td:first-child { border-left: 1px solid #e2e8f0;}
.yunu-infocontent-body thead th,
.yunu-infocontent-body thead td {border-top: 1px solid #e2e8f0;}
.yunu-infocontent-body .firstRow th,.yunu-infocontent-body .firstRow td,.yunu-infocontent-body thead th,.yunu-infocontent-body thead td {border-bottom: 2px solid #cbd5e1 !important; }

/* ===== 标签容器 ===== */
.yunu-infocontent-return {display: flex;flex-wrap: wrap;align-items: center; gap: 8px 6px;margin: 20px 0 16px; padding-top: 12px; padding: 12px 0; border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);}
.tags-label {font-size: 14px;color: #666;font-weight: 500;flex-shrink: 0;}
.tags-list {display: flex;flex-wrap: wrap;gap: 8px;margin: 0;padding: 0; list-style: none;}
.tags-list li {margin: 0;padding: 0;list-style: none;}
.tags-list a {display: flex;padding: 4px 14px; font-size: 13px;color: #555;background: #f0f2f5;border-radius: 20px; text-decoration: none;transition: background 0.2s, color 0.2s, transform 0.1s;
    white-space: nowrap;border: 1px solid transparent;}
.tags-list a h3{font-weight:normal;}
.tags-list a:hover {background: #f56706;color: #fff;border-color: #f56706;}
.tags-list a:active {transform: scale(0.95);}
.tags-list a::before {content: "#"; color: #bbb; margin-right: 2px;transition: color 0.2s;}
.tags-list a:hover::before {color: rgba(255,255,255,0.6);}
/* ===== 上下篇导航容器 ===== */
.yunu-infocontent-epx {width: 100%;overflow: hidden;display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; flex-direction: column;}
.yunu-infocontent-epx li {overflow: hidden; display: flex;align-items: baseline;  gap: 8px; min-width: 0; font-size: 14px;color: #666; line-height: 1.6;width: 100%;}
.shangxia{background: #023793;color: #fff; padding: 4px 10px; font-size: 12px; border-radius: 3px; flex-shrink: 0;}
.shangxiatitle{min-width:0; text-decoration: none;display:block;transition: color 0.2s; min-height: 36px;  padding: 4px 0;white-space: nowrap;
    overflow: hidden;text-overflow: ellipsis;word-wrap: break-word;max-width: 70%;}
/* ===== 链接容器 ===== */
.yunu-infocontent-epx li a { justify-content: space-between;width: 100%;overflow: hidden;display: flex; align-items: baseline; gap: 12px; color: #333;min-width: 0;}
.yunu-infocontent-epx li a:hover {color: #f56706;}
.yunu-infocontent-epx li a em {flex-shrink: 0; font-style: normal;color: #666;font-size: 12px;transition: color 0.2s;}
.yunu-infocontent-epx li a:hover em {color: #f56706;}
.ab_pages ul {display: flex;justify-content: center; gap: 16px; align-items: center;flex-wrap: wrap;overflow: hidden;width: 100%; margin: 0;padding: 0;}
.ab_pages{margin: 24px 0 0; padding-top: 16px; border-top: 1px solid var(--border-color);width: 100%; overflow: hidden;min-height: 24px;}
.ab_pages a{color: var(--text-light);padding: 4px 8px;white-space: nowrap; background: #f0f2f5; font-variant-numeric: tabular-nums;display: inline-block;min-width: 24px; }

/* ===============产品列表开始========================= */
.ct2-mn{background-color: #fff;padding:16px 16px 24px;  box-shadow: var(--shadow);margin: 0 auto 8px; max-width: var(--max-width);overflow: hidden;width: 100%;}
.tit{color: #000; text-align: center;line-height: 1.6;margin-bottom:12px;font-size:24px;}
.panel-sd{margin: 4px 0 16px; padding-bottom: 8px; border-bottom: 1px solid var(--border-color);}
.lanmu{display: flex; flex-direction: row; flex-wrap: wrap;align-items: center; justify-content: flex-start;gap: 12px;}
.lanmu li{padding: 6px 14px; background: #f0f2f5;border-radius: 20px;}
.lanmu li a{color: var(--text-light);}
.lanmu .active {background: var(--primary);}.lanmu .active a{color: #fff;}
.panel-sdd,.panel-sde{padding: 16px 16px 24px;background-color: #fff; box-shadow: var(--shadow); margin-bottom: 8px;}
.panel-sdd .tit,.panel-sde .tit{font-size: 20px;color: var(--primary); font-weight: 600;margin-bottom: 16px;padding-bottom: 8px;border-bottom: 1px solid var(--border-color);}
.contact-sd-list{display: flex;flex-direction: column;flex-wrap: nowrap;align-items: flex-start;gap: 16px;}
.contact-sd-list li{padding-bottom: 12px; border-bottom: 1px dashed var(--border-color);}
.contact-sd-item{display: flex; flex-direction: row;align-items: center;justify-content: space-between; gap: 8px;}
.img-cover{min-width: 0;aspect-ratio: 3 / 2;overflow: hidden; flex: 1 1 0;}
.img-cover img{height: 100%;object-fit: cover;overflow: hidden;width: 100%;}
.re-text{flex: 2 1 0; display: flex;flex-direction: column; flex-wrap: wrap;align-items: flex-start;gap: 4px;overflow: hidden; min-width: 0;}
.re-title{color: var(--text-dark); line-height: 1.4;max-width: 100%;overflow: hidden; min-width: 0; flex-shrink: 1; font-size: 15px;display: -webkit-box; -webkit-box-orient: vertical; text-overflow: ellipsis;-webkit-line-clamp: 1;  white-space: normal;font-weight: normal;word-break: break-all;width: 100%;}
.re-data{font-size: 12px; color: var(--text-light); margin-bottom: auto;line-height: 1.4;}
.re-decr{color: #555;line-height: 1.4; max-width: 100%; overflow: hidden;min-width: 0; flex-shrink: 1;font-size: 14px; display: -webkit-box;
    -webkit-box-orient: vertical; text-overflow: ellipsis;-webkit-line-clamp: 1;white-space: normal;font-weight: normal;word-break: break-all;width: 100%;}
.newtit{color: #000;text-align: center;line-height: 1.6;margin-bottom: 16px;border-bottom: 1px solid var(--border-color);padding-bottom:8px;font-size:24px;}
.list-5 li {margin-bottom: 8px;padding-bottom: 8px;border-bottom: 1px dashed var(--border-color);}
.textt{flex: 2;overflow: hidden; width: 100%;min-width: 0;}
.list-5 li a{display: flex; gap: 8px;align-items: center;}
.textt h2{font-size: 16px;display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden;margin-bottom: 2px;color:#333;font-weight: normal;line-height: 1.4;}
.textt p{display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 1; overflow: hidden;margin-bottom: 2px;font-size: 14px; color:#666;line-height: 1.4;}
.list-5 li:last-child,.contact-sd-list li:last-child {border-bottom: none;}
.contact-sd-item:hover .re-title,.contact-sd-item:hover .re-decr,.list-5 a:hover h3, .list-5 li a:hover h2, .list-5 a:hover p{background: none;color: var(--accent);}
.newsbanne{width:100%;overflow:hidden;background: #f5f5f5;}
.newsbanne picture{width: 100%; height: auto;aspect-ratio: 750 / 350;}
.newsbanne img{width:100%;height:100%;display:block;object-fit: cover; overflow: hidden;}
.yunu-infocontent-title{overflow: hidden; margin-bottom: 16px;}
.yunu-infocontent-title h1{font-size:21px;margin-bottom: 10px;display: flex; align-items: center;color:#000;}
.yunu-infocontent-title p{ display: flex; gap: 6px; font-size: 12px;flex-wrap: wrap;padding:0 0 16px;border-bottom: 1px solid #ddd;word-break: break-all;}
.img-contact{width: 100%;overflow: hidden; background-color: #e8ecf0;aspect-ratio: 180 / 37;}
.img-contact img{width: 100%;height: 100%; object-fit: cover;overflow: hidden;}
.contact-header{width: 100%;overflow: hidden;  height: auto;padding-bottom: 16px; margin-bottom: 24px; border-bottom: 1px solid var(--border-color);}
.contact-title{color: #000;font-size: 24px;line-height: 1.8;margin-bottom: 8px; text-align: center;position:relative;}
.contact-title::after{content: '';  position: absolute; bottom: 0;  left: 50%; transform: translateX(-50%); width: 40px;height: 3px;background: var(--accent); border-radius: 2px;}
.contact-header span{display: inline-block; width: 100%;line-height: 1.4; font-size: 14px; color: #666; text-align: center;}
.panel-sdc{margin: 16px 0 0;}
.contact{margin: 16px 0;width: 100%;overflow: hidden; display: flex;flex-direction: column; justify-content: space-between; flex-wrap: wrap;
    gap: 16px;}
.img-contact-1{width: 100%; min-width: 0; height: auto; background-color: #e8ecf0; aspect-ratio: 450 / 330;}
.img-contact-1 img{width: 100%; height: 100%; object-fit: cover;overflow: hidden;}
.contacts-list{display: flex; width: 100%;overflow: hidden; flex-direction: row; flex-wrap: wrap;justify-content: flex-start;  align-items: baseline;gap: 16px;font-size: 16px;}
.contacts-list li{background-color: #f0f2f5;padding: 8px 14px; border-radius: 25px; min-width: 280px; overflow: hidden;display: flex;
    flex-direction: row;justify-content: flex-start;align-items: flex-start;flex-wrap: nowrap;}
.contacts-list .label{width:70px;}
.contacts-list li:hover,.contacts-list li:hover .label{color: var(--accent);}
.tagbody{width: 100%; overflow: hidden;}
.taglist{display: flex;flex-direction: row;flex-wrap: wrap; justify-content: flex-start;align-items: center;gap: 20px; overflow: hidden;}
.tagitme{}
.tagitme a{color: #333;  font-size: 16px; white-space: nowrap;  transition: var(--transition); display: block;padding: 6px 14px; overflow: hidden;background-color: #f0f2f5; border-radius: 25px;}
.tagitme a::before {content: "#"; color: #bbb; margin-right: 2px; transition: color 0.2s;}
.tagitme a:hover {background: #f56706; color: #fff; border-color: #f56706;}

.citytitle{color: #000; font-size: 24px;line-height: 1.8; overflow: hidden; position: relative;padding-bottom: 8px;}
.citytitle::after {content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 40px; height: 3px;background: var(--accent); border-radius: 2px;}
.citylist{display: flex;flex-direction: column; flex-wrap: nowrap; justify-content: flex-start; gap: 24px;overflow:hidden;}
.cityitem{padding-bottom: 8px;border-bottom: 1px dashed var(--border-color);}
.cityitem-a{display: block;overflow: hidden;font-size: 18px; line-height: 1.8;color: #222;padding-bottom: 8px;font-weight: 600;}
.citylist-t{display: flex; flex-direction: row; flex-wrap: wrap;justify-content: flex-start;align-items: center;gap: 12px 24px;overflow:hidden;}
.citylist-ta{color: #555; font-size: 16px; display: block; overflow: hidden;}
.m-message{padding-top: 24px; overflow: hidden;}
#myform1{display: flex; flex-direction: row;flex-wrap: wrap;justify-content: flex-start;align-items: flex-start;gap: 16px; overflow: hidden;}
#myform1 label{display: flex; flex-direction: row; flex-wrap: wrap; overflow: hidden; align-items: flex-start;position: relative;}
.ms-span{flex-shrink: 0; word-wrap: normal;  text-align: justify;text-align-last: justify; width: 70px;}
#vdcode, .inp{border: 1px solid var(--border-color);height: 32px;line-height: 32px; min-width: 200px;padding:6px;}
.mes{width: 100%; display: flex;}
.mes textarea{width: 100%; flex: 2; border: 1px solid var(--border-color);min-height: 120px;padding-top: 6px;padding-left: 6px;}
.code{display: flex;gap: 8px;flex-wrap: wrap; justify-content: flex-start;overflow: hidden;}
#vdimgck{height: 32px;width: auto;left: auto; position: absolute; right: 0;}
.btn-1{width: 100%;display: flex;flex-direction: row; flex-wrap: nowrap;justify-content: flex-end; gap: 24px; margin-top: 16px;}
.focus{background: #f56706;color: #fff;border: none;padding: 8px 16px; border-radius: 6px; font-size: 16px; cursor: pointer;transition:background 0.2s;}
.resett{background: #f0f2f5;color: #333; border: none; padding: 8px 16px;  border-radius: 8px; font-size: 16px;cursor: pointer;transition: background 0.2s;}
.focus:hover{background: #d45600;}
.resett:hover{background: #f56706;color:#fff;}
.search-dab{display: flex;flex-direction: row;flex-wrap: nowrap;justify-content: space-between; margin-top: auto;overflow:hidden;}
.search-dab .more{color: #666;font-size: 12px;}
.list-5 a:hover .more{color: #f56706;}

.yunu-infocontent-body h2 {font-size: 19px;color: #111; margin: 20px 0 8px 0; line-height: 1.6;}

/* ========================================
   响应式断点 - 平板 (≥ 768px)
   ======================================== */

@media (min-width: 480px) {
.thumb-swiper{height: 80px;}
.tags-label { font-size: 13px;}
.list-r{grid-template-columns: repeat(3, 1fr);}
.re-title,.re-decr{-webkit-line-clamp: 2;}
.textt h2,.textt p{margin-bottom: 6px;}
}
@media (min-width: 640px) {.thumb-swiper{height: 120px;}.list-r {grid-template-columns: repeat(4, 1fr);}.list-1{grid-template-columns: repeat(3, 1fr);}
.re-text{gap: 12px;}
.textt h2{font-size:16px;font-weight:600;line-height:1.6}
.textt p{-webkit-line-clamp: 2;}
.textt h2, .textt p { margin-bottom: 12px;}
}
@media (min-width: 768px) {
.banner-btn { font-size: 32px;  padding: 8px 16px;min-width: auto;min-height: auto;}
.banner-btn.prev {left: 12px;}
.banner-btn.next { right: 12px;}
.banner-dots {gap: 12px; bottom: 16px;}
.banner-dots span {width: 12px; height: 8px;padding: 0; min-width: 12px;min-height: 8px;background-clip: unset;}
.yunu-sou .container{ display: grid; grid-template-columns: 2fr 1fr; align-items: end;}
.yunu-sou header{order: 0;}
.section{margin-bottom:0; border-bottom: 1px solid var(--border-color);background:none;padding: 32px 0;box-shadow: none;}
.section-title{padding-bottom: 16px;}
.section .bg2{ margin: -32px 0;}
.header{position:relative;}
.header .top{display: flex; background: #f0f2f5;color: #1a1a1a;font-size: 13px;padding: 6px 0;align-items: center;min-height: 40px;}
.header .text {display: flex;flex-direction: column;align-items: flex-start;border-left: 1px solid #ddd;padding-left:10px;}
.header .tel {display: flex;flex-direction: column;align-items: flex-start;}
.logo img {height: 43px;width: auto;}
.header .tel strong {animation: pulseGlow 2s ease-in-out infinite;}
/*@keyframes pulseGlow {0%, 100% { transform: scale(1); color: var(--primary); }50% { transform: scale(1.05); color: #ff6600} }*/

.newsbanne picture{width: 100%; height: auto; aspect-ratio: 1920 / 500;}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.menu-btn {display: none;}
.nav{display:block;position: relative;width: 100%; overflow: visible;top:0;}
.header .nav .container{display:block;padding-top: 0; padding-bottom: 0;}
.nav_one {display: flex;flex-direction: row;border: none;gap: 0;justify-content: space-between;position: relative;}
.nav ul  li {border-bottom: none;position: relative;}
.nav ul  li  a {padding: 0 18px;height: 50px;line-height: 50px;font-size: 15px;color: #ffffff;}
.nav ul  li  a:hover {background: none;color: var(--accent);}
.nav .nav_one .arr {right: -8px;transform: rotate(0deg);}
.dropdown-box {display: none ;position: absolute;top: 50px;left: 0;background: var(--primary);box-shadow: 0 4px 16px rgba(0,0,0,0.12);border-radius: 0 0 var(--radius) var(--radius);padding: 6px 0;min-width: 160px;z-index: 100;}
.nav .open .dropdown-box {display: block;}
.dropdown-box a {padding: 8px 18px;padding-left: 18px;font-size: 13px;border-bottom: 1px solid #f5f5f5;}
.banner{display: flex;height: 320px;}
.yunu-sou {display: flex;align-items: center;justify-content: space-between;}
.yunu-sou .hot {order: 2; margin-bottom: 0;margin-right: 20px;}
.yunu-sou .hform {flex-shrink: 0;min-width: 260px;order: 1;  grid-row: 1 / 3; grid-column: 2 / 3;}
.section-title h2 {font-size: 26px;}
.section-title p {font-size: 15px;}
.section .bg1{margin-bottom: 20px; margin-top: -24px;}
.in-prod-menu{display: flex; gap:24px;padding: 20px 0 0;}
.list-1 {gap: 16px;}
.list-1 .text p:first-child {font-size: 14px;}
.list-1-1{grid-template-columns: repeat(2, 1fr);}
.in-ys dl {display: flex;align-items: center;margin-bottom: 24px;}
.in-ys dl:nth-child(even) {flex-direction: row-reverse;}
.in-ys dt {width:38%;padding-bottom: 0;flex-shrink: 0;}
.in-ys dd {flex: 1;padding: 24px 22px;display: flex;flex-direction: column;justify-content: space-around; position: relative; }
.in-ys dd h3 i {float: left;font-style: normal;color: #fff;background-color: var(--primary);width: 65px;height: auto;text-align: center;border-radius: 50%;font-family: Impact;font-size: 40px;}
.in-ys dd h3 span {font-size: 28px;}
.in-ys dd .text p {font-size: 14px;}
.in-ys-list {grid-template-columns: repeat(5, 1fr);gap: 12px;}
.in-ys-list li {padding: 0px 0px;}
.in-ys-list li  > * {position: relative;min-height: 120px;/*background: #f8f9fa;*/border-radius: 8px;display: flex;align-items: center;justify-content: center;}
.in-ys-list li > *::before{content: '';position: absolute;top: 50%;left: 50%;width: 70px;height: 70px;margin-top: -40px;margin-left: -40px;border: 4px solid #e0e0e0;border-top-color: #2a6b9e;border-radius: 50%;animation: spin 5s linear infinite;}
/*@keyframes spin {to {transform: rotate(360deg);}}*/
.in-ys-list li h3 {font-size: 16px;}
.in-about dt {width: 40%;padding-bottom: 0;min-height: 240px;float: left;}
.in-about dd {float: right;width: 60%;padding: 24px 22px;min-height: 240px;}
.in-about dd h4 {font-size: 20px;}
.in-about dd p {font-size: 14px;}
.in-about::after {content: '';display: table;clear: both;}
.in-about-class {grid-template-columns: repeat(4, 1fr);gap: 16px;}
.in-about-class .icon strong {font-size: 15px;}
.in-news {grid-template-columns: repeat(2, 1fr);gap: 16px;}
.footer {padding-bottom: 16px;}
.footer-info {grid-template-columns: repeat(3, 1fr);}
.footerx-info{margin: 20px auto;display: flex;justify-content: space-between;}
.footer-fix {display: none;}
.footer-info {grid-template-columns: 1fr 1fr 1.2fr;gap: 30px;align-items: start;text-align: left;}
.footer-logo {align-items: flex-start;text-align: left;display: flex;flex-direction: column;align-items: center;text-align: center;}
.footer-contact,.footer-contactt { align-items: flex-start;display:flex;flex-direction: column}
.footer-ewm {text-align: left;grid-column: auto; }
.region-links {justify-content: flex-start;}
.footer-copy .container {justify-content: space-between;}
.back-to-top { right: 24px; width: 40px;height: 40px;}
.back-to-top svg {width: 18px; height: 18px;}
.section-pro{display: grid; grid-template-columns: 1fr 6fr;align-items: stretch;gap: 8px;}
.main-swiper{margin-bottom:0; order:1;}
.xiaotu{margin: 0;padding:0;}
.thumb-swiper{height:100%; max-height: 100%;position: relative;}
.thumb-swiper .swiper-slide{width:100%;}
.section-pro .main-swiper,
.section-pro .xiaotu {min-width: 0; width: 100%; }
.xiaotu .swiper-wrapper{flex-direction: column;flex-wrap: nowrap;height:100% !important;}
.swiper-button-next, .swiper-button-prev{width: 100%;flex-direction: column;flex-wrap: nowrap;height:16px;border-radius: 5px 5px 0 0;}
.swiper-button-next{top: auto;bottom: 0;}
.swiper-button-next::after, .swiper-button-prev::after{transform: rotate(90deg);}
.section-sub{display: grid; grid-template-columns: 1fr 280px;gap: 8px 16px;padding: 24px 16px;overflow: visible;max-width:1200px; margin:0 auto;/*align-items: start;*/}
.section-pro,.remai,.pro-text,.ct2-mn{grid-column: 1 / 2;}
.pro-text{padding:24px 0;}
.yunu-showcase-info{grid-column: 2 / 3; grid-row: 1 / 5;}
.ct2-sd{grid-column: 2 / 3; grid-row: 1 / 3;}
.yunu-curmbs{margin:0 auto;}
.bre-nav{max-width:1200px;}
.yunu-showcase-info .container{background-color: #fff;box-shadow: var(--shadow);position: sticky;top: 0;}
.remai{padding:24px 16px;}
.prod-title h2{font-size:22px;margin-top:16px;}
#message .m-message .btn1-1 {flex-direction: row; gap: 12px;}
#message .m-message .btn1-1 input[type="submit"],
#message .m-message .btn1-1 input[type="reset"] {width: auto; padding: 12px 40px; font-size: 16px;}
#message .m-message .btn1-1 input[type="reset"] {flex: 1; max-width: 200px; }
#message .m-message .btn1-1 input[type="submit"] {flex: 1;max-width: 200px;}
.ct2-sd{margin: 0 auto; max-width: var(--max-width); }
.re-title, .re-decr{-webkit-line-clamp: 1;}
.re-text{gap:4px;}
.panel-sde{position: sticky;top: 0;}
.yunu-curmbs{padding:16px 0;}
.textt h2{font-size:15px;line-height:1.6}
.textt p{-webkit-line-clamp: 1;}
.textt h2, .textt p { margin-bottom: 8px;}
/* ========================================
   响应式断点 - 桌面 (≥ 992px)
   ======================================== */
@media (min-width: 992px) {
.logo img {height: 63px;}
.header .text strong{font-size:20px;}
.container{padding:0 24px;}
.protit{padding-top:24px;}
.header .text{line-height:1.8;}
.section {padding: 50px 0; }
.section-title h2 {font-size: 30px;}
.section-title p {font-size: 16px;}
.section .bg2{margin: -50px 0;}
.banner {height: 420px;}
.section .bg1{margin-bottom: 20px; margin-top: -50px;}
.list-1 {grid-template-columns: repeat(4, 1fr);gap: 20px;}
.list-1-1 {grid-template-columns: repeat(3, 1fr);gap: 20px;}
.list-1 .text {padding: 8px 8px 12px;}
.list-1 .text p:first-child {font-size: 16px;}
/*.list-1 .text p:last-child {font-size: 15px;}*/
.list-1 .text span {font-size: 15px;font-weight: bold;}
.in-ys dt {min-height: 300px;}
.in-ys dd {padding: 30px 28px;}
.in-about dt {min-height: 280px;}
.in-about dd {padding: 30px 28px;}
.in-about dd p {-webkit-line-clamp: unset;max-height: none;}
.in-about-class .icon strong {font-size: 17px;}
.in-about-class .icon b {font-size: 12px;}
.in-news .wrap {padding: 20px 22px 24px;}
.in-news .tit .more{font-size: 20px;}
.footer-info {grid-template-columns: repeat(3, 1fr);gap: 40px;margin: 30px auto;}
.footer-logo img { max-height: 56px;}
.footer-logo .tel strong {font-size: 22px;}
.bre-nav{padding:0 24px;}
.section-sub{padding:24px 24px 32px;}
.remai{padding: 24px;}
.pro-text{padding: 24px 8px;}
.remai .list-1{gap: 16px;}
.btn1{margin:24px 0;}
.ct2-mn,.panel-sdd, .panel-sde{padding: 24px;}
.list-5 li a{gap:16px;}
.textt h2{font-size:18px;line-height:1.6}
.textt p{-webkit-line-clamp: 2;}
.textt h2, .textt p { margin-bottom: 8px;}
}
@media (min-width: 1024px){
.section-sub{grid-template-columns: 1fr 320px;padding:32px 24px 40px;}
.section-pro{gap:16px;grid-template-columns: 1fr 6fr;padding:32px;}
.yunu-infocontent-body .prod-title{margin-top:8px;font-size:20px;}
.remai h2{margin-bottom:24px;}
.yunu-infocontent-body {font-size: 17px;  padding: 0 10px;}
.yunu-infocontent-body h1 {font-size: 21px; margin-bottom: 16px;}
.yunu-infocontent-body h2 { font-size: 20px;margin-top: 28px;}
.yunu-infocontent-body h3 { font-size: 18px;margin-top: 26px;}
.yunu-infocontent-body h4 { font-size: 17px;margin-top: 22px;}
.yunu-infocontent-body h5 {font-size: 16px;}
.yunu-infocontent-body h6 {font-size: 15px;}
.yunu-infocontent-body ul,
.yunu-infocontent-body ol {padding-left: 30px;}
.yunu-infocontent-body ul li,
.yunu-infocontent-body ol li {font-size: 16px;}
.remai{padding: 32px;}
.pro-text{padding: 32px 16px;}
.bre-nav{padding: 0 24px;}
.ct2-mn,.panel-sdd, .panel-sde{padding: 32px;}
.ct2{ grid-column: 1 / 2;}
.in-news {grid-template-columns: repeat(3, 1fr);gap: 16px;}
}
/* ========================================
   响应式断点 - 大屏 (≥ 1200px)
   ======================================== */
@media (min-width: 1200px) {
.container {padding: 0 30px;}
.section-sub{grid-template-columns: 1fr 380px; padding: 40px 30px 50px;}
.list-1-1 {grid-template-columns: repeat(3, 1fr);gap: 24px;}
.in-ys dt {min-height: 340px;}
.in-ys dd {padding: 36px 34px;}
.in-about dt { min-height: 320px;}
.in-news .tit h3{font-size: 18px;}
.in-news .tit .more {font-size: 22px;}
.remai{padding: 32px;}
.pro-text .container{padding:0 16px;}
.re-title{-webkit-line-clamp: 2;}
.list-5 li a{gap:24px;}
.textt h2, .textt p { margin-bottom: 16px;}
.in-news {grid-template-columns: repeat(3, 1fr);gap: 20px;}
}
/* ========================================
辅助工具类
   ======================================== */
.text-center {text-align: center;}
.text-right {text-align: right;}
.hidden {display: none !important;}
.visible {display: block !important;}
.swiper-pagination-bullet {width: 8px;height: 8px;}
.img-cover {background-color: #e8ecf0;background-size: cover;background-position: center;}
/* 滚动条美化 (桌面) */
@media (min-width: 768px) {
::-webkit-scrollbar {width: 6px;height: 6px;}
::-webkit-scrollbar-track {background: #f0f0f0;border-radius: 3px;}
::-webkit-scrollbar-thumb {background: #c0c8d0;border-radius: 3px;}
::-webkit-scrollbar-thumb:hover {background: #a0a8b0;}
}