@charset "utf-8";

/* ============================================================
   云南营檀宽运输有限责任公司 - 全站样式表
   参考站: demoall2.5fa.cn/8081 (红色陶瓷模板)
   主色: #da251e (中国红) | #c3150e (深红) | #b0120a (更深红)
   背景: #f8f9fb (浅灰) | #f2f2f2 (中灰)
   文字: #333 | #4a4a4a | #666 | #9f9f9f
   ============================================================ */

/* ---- 全局重置 & 基础 ---- */
body {
  font-family: "Microsoft YaHei", "微软雅黑", Arial, sans-serif;
  font-size: 14px;
  line-height: 24px;
  background: #f8f9fb;
  color: #333;
}
body, div, p, span, ul, li, dl, dd, h1, h2, h3, h4, h5, h6, a, input, img, textarea, button {
  margin: 0;
  padding: 0;
}
li, ol { list-style: none; }
a, input, img, textarea { border: none; outline: none; }
i, em { font-style: normal; }
a { text-decoration: none; color: #333; }
a:focus { text-decoration: none; outline: none; }
a:hover { color: #da251e; text-decoration: none; }
label { font-weight: normal; width: 100%; }
img { border: none; vertical-align: middle; }
table { border-collapse: collapse; table-layout: fixed; }

/* ---- 全局盒模型 ---- */
*, *:before, *:after { box-sizing: border-box; }

.fl { float: left; }
.fr { float: right; }
.tl { text-align: left; }
.tc { text-align: center; }
.tr { text-align: right; }

.cl:after { content: ""; display: block; height: 0; clear: both; visibility: hidden; }
.clearfix:after { content: '\20'; display: block; height: 0; clear: both; }
.clearfix { *zoom: 1; }

.transition {
  transition: all 0.3s ease-out;
  -webkit-transition: all 0.3s ease-out;
  -moz-transition: all 0.3s ease-out;
}

#wrap_top { overflow: hidden; position: relative; }

/* ---- 容器 ---- */
.container {
  width: 100%;
  padding: 0 15px;
  margin: 0 auto;
}
@media (min-width: 1420px) {
  .container { width: 1200px; padding: 0; }
}

/* ---- 顶部信息栏 (topbox) ---- */
.topbox {
  position: relative;
  background-color: #fff;
  z-index: 90;
}
.topbox .topbar {
  display: none; /* 参考站无顶部信息栏，仅logo+导航 */
}
.topbox .head-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

/* ---- Logo ---- */
.logobox {
  width: 30%;
  height: 80px;
  display: flex;
  align-items: center;
}
.logobox a {
  display: flex;
  align-items: center;
  height: 80px;
  text-decoration: none;
}
.logobox .logo-svg {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  margin-right: 10px;
}
.logobox .logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.logobox .logo-text .logo-name {
  font-size: 20px;
  font-weight: bold;
  color: #333;
  line-height: 1.2;
  white-space: nowrap;
}
.logobox .logo-text .logo-tag {
  font-size: 11px;
  color: #999;
  letter-spacing: 3px;
  line-height: 1.2;
}

/* ---- 导航栏 (menubox) ---- */
.menubox {
  width: 70%;
}
.menubox .menul {
  width: 100%;
  height: 80px;
  display: flex;
}
.menubox .menul .firstli {
  position: relative;
  flex: 1;
  text-align: center;
  transition: 300ms;
}
.menubox .menul .firstli > a {
  display: block;
  box-sizing: border-box;
  width: 100%;
  height: 80px;
  line-height: 80px;
  padding: 0 6px;
  font-size: 16px;
  color: #666;
  overflow: hidden;
  white-space: nowrap;
}
.menubox .menul .firstli.active > a,
.menubox .menul .firstli:hover > a {
  background: #da251e;
  color: #fff;
}
.menubox .menul .firstli:after {
  opacity: 0;
  position: absolute;
  content: "";
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 8px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 8'%3E%3Cpolygon points='12,8 0,0 24,0' fill='%23da251e'/%3E%3C/svg%3E") no-repeat center;
  background-size: cover;
  transition: all 0.3s ease-out;
}
.menubox .menul .firstli.active:after,
.menubox .menul .firstli:hover:after {
  bottom: 11px;
  opacity: 1;
}

/* ---- 下拉子菜单 ---- */
.menubox .secdulBox {
  display: none;
  position: absolute;
  width: 100%;
  background-color: rgba(255,255,255,0.95);
  border-radius: 10px;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 99;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
.menubox .firstli:hover .secdulBox {
  display: block;
}
.menubox .secdulBox .secdli a {
  display: block;
  font-size: 16px;
  padding: 0;
  height: 40px;
  line-height: 40px;
  color: #666;
  transition: 300ms;
}
.menubox .secdulBox .secdli a:hover {
  color: #da251e;
}

/* ---- 手机头部 ---- */
.m-header {
  display: none;
  width: 100%;
  height: 60px;
  padding: 0 10px;
  z-index: 30;
  background: #fff;
}
.m-header .m-logo {
  width: 40%;
  float: left;
  height: 60px;
}
.m-header .m-logo a {
  display: flex;
  align-items: center;
  height: 60px;
}
.m-header .m-logo .logo-svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  margin-right: 8px;
}
.m-header .m-logo .logo-text .logo-name {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  line-height: 1.2;
}
.m-header .m-logo .logo-text .logo-tag {
  font-size: 9px;
  color: #999;
  letter-spacing: 2px;
}
.m-header .m-navbtn {
  width: 32px;
  height: 60px;
  line-height: 42px;
  float: right;
  padding: 16px 0;
  cursor: pointer;
}
.m-header .m-navbtn img {
  max-width: 100%;
}

/* ---- 手机侧滑导航 ---- */
.m-sidenav {
  display: none;
}
.m-sidenav .m-sidenav-top {
  background: #da251e;
  padding: 15px;
  color: #fff;
  font-size: 18px;
  text-align: center;
}
.m-sidenav .m-sidenav-main {
  background: #fff;
}
.m-sidenav .nnav > li > a {
  display: block;
  padding: 12px 20px;
  border-bottom: 1px solid #eee;
  font-size: 15px;
  color: #333;
}
.m-sidenav .nnav > li > a:hover {
  color: #da251e;
}
.m-sidenav .menu_body {
  display: none;
  background: #f9f9f9;
}
.m-sidenav .menu_body li a {
  display: block;
  padding: 10px 35px;
  font-size: 14px;
  color: #666;
  border-bottom: 1px solid #eee;
}
.m-sidenav .er_icon {
  position: absolute;
  right: 15px;
  top: 12px;
  cursor: pointer;
}
.m-sidenav .opacity2 {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 99;
}

/* ---- 手机底部固定导航 ---- */
.m-fixed {
  display: none;
  width: 100%;
  padding: 5px 16px;
  height: 56px;
  background: #da251e;
  position: fixed;
  left: 0;
  bottom: 0;
  z-index: 22;
}
.m-fixed .fnavbox {
  width: 100%;
  display: flex;
}
.m-fixed .fnavbox li {
  flex: 1;
  text-align: center;
}
.m-fixed .fnavbox li a {
  color: #fff;
  display: block;
}
.m-fixed .fnavbox li .title {
  height: 20px;
  line-height: 22px;
  font-size: 14px;
}

/* ---- Banner 轮播 ---- */
.banner-box {
  position: relative;
}
.banner-box .banner-slider {
  overflow: hidden;
}
.banner-box .banner-slider .banner-slide {
  position: relative;
}
.banner-box .banner-slider .banner-slide a {
  display: block;
  width: 100%;
  overflow: hidden;
}
.banner-box .banner-slider .banner-slide img {
  width: 130%;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  display: block;
}
.banner-box .banner-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}
.banner-box .banner-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255,255,255,0.6);
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}
.banner-box .banner-dots .dot.active {
  background: rgba(255,255,255,0.9);
}
.banner-box .banner-dots .dot.active:after {
  position: absolute;
  content: "";
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  width: 18px;
  height: 18px;
  border: 1px solid #cfc7c0;
  border-radius: 50%;
}
.banner-box .banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 46px;
  height: 84px;
  cursor: pointer;
  opacity: 0.2;
  z-index: 9;
  transition: opacity 0.3s;
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.banner-box .banner-arrow:hover { opacity: 1; }
.banner-box .banner-arrow.prev { left: 60px; }
.banner-box .banner-arrow.next { right: 60px; }
.banner-box .banner-arrow:after {
  content: "";
  display: block;
  width: 20px;
  height: 20px;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
}
.banner-box .banner-arrow.prev:after { transform: rotate(135deg); }
.banner-box .banner-arrow.next:after { transform: rotate(-45deg); }

/* ---- 快速入口按钮区 ---- */
.quik-box {
  box-shadow: 0 5px 5px #e9e9e9;
  margin-top: -20px;
  position: relative;
  background: #fff;
  z-index: 20;
}
.quik-box .quik-list {
  display: flex;
  flex-wrap: wrap;
}
.quik-box .quik-list .quik-item {
  flex: 1;
  min-width: 120px;
  text-align: center;
  padding: 30px 0;
  position: relative;
  transition: all 0.4s;
  cursor: pointer;
}
.quik-box .quik-list .quik-item:before {
  display: block;
  content: " ";
  position: absolute;
  top: 50%;
  margin-top: -30px;
  right: 0;
  width: 2px;
  height: 60px;
  background: #e4e4e4;
  transition: all 0.4s;
}
.quik-box .quik-list .quik-item:last-child:before { display: none; }
.quik-box .quik-list .quik-item:hover {
  background: #da251e;
}
.quik-box .quik-list .quik-item:hover:before {
  background: #da251e;
}
.quik-box .quik-list .quik-item p {
  font-size: 18px;
  margin-top: 5px;
  color: #333;
  transition: all 0.4s;
}
.quik-box .quik-list .quik-item:hover p {
  color: #fff;
}
.quik-box .quik-list .quik-item .quik-icon {
  display: inline-block;
  width: 60px;
  height: 60px;
  line-height: 60px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid #da251e;
  font-size: 28px;
  color: #da251e;
  transition: all 0.4s;
}
.quik-box .quik-list .quik-item:hover .quik-icon {
  background: #fff;
  color: #da251e;
  box-shadow: 0 0 15px rgba(0,0,0,0.3);
  transform: translateY(-10px);
}

/* ---- 区块标题 ---- */
.section-title {
  margin-top: 70px;
  padding-bottom: 20px;
  border-bottom: solid 1px #f5f5f5;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.section-title .title-left a {
  display: block;
}
.section-title .title-left .ch {
  display: block;
  text-align: left;
  font-size: 22px;
  margin-bottom: 5px;
  color: #333;
}
.section-title .title-left .en {
  color: #9f9f9f;
  text-transform: capitalize;
  font-size: 14px;
}
.section-title .title-more {
  font-size: 16px;
  height: 20px;
  text-align: center;
  position: relative;
  transition: all 0.4s;
}
.section-title .title-more a {
  color: #4a4a4a;
}
.section-title .title-more:before {
  display: block;
  content: " ";
  position: absolute;
  bottom: -38px;
  left: 0;
  width: 100%;
  height: 2px;
  background: #da251e;
}
.section-title:hover .title-more {
  min-width: 60px;
}
.section-inner {
  margin-top: 25px;
}

/* ---- 关于我们区块 ---- */
.about-box .about-row {
  display: flex;
  flex-wrap: wrap;
}
.about-box .about-text {
  flex: 0 0 58.333%;
  max-width: 58.333%;
  padding: 0 15px;
}
.about-box .about-text p {
  font-size: 16px;
  color: #4a4a4a;
  line-height: 33px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 8;
  text-overflow: ellipsis;
  overflow: hidden;
}
.about-box .about-text .about-more {
  font-size: 16px;
  margin-top: 20px;
}
.about-box .about-text .about-more a {
  color: #4a4a4a;
}
.about-box .about-text .about-more a:hover {
  color: #da251e;
}
.about-box .about-img {
  flex: 0 0 41.666%;
  max-width: 41.666%;
  padding: 0 15px;
}
.about-box .about-img img {
  max-width: 100%;
  max-height: 100%;
}

/* ---- 视差广告分隔带 ---- */
.ad-strip {
  height: 350px;
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
  margin-top: 70px;
  text-align: center;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ad-strip .ad-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.35);
}
.ad-strip .ad-content {
  position: relative;
  z-index: 2;
  color: #fff;
}
.ad-strip .ad-content h2 {
  font-size: 32px;
  margin-bottom: 10px;
}
.ad-strip .ad-content p {
  font-size: 16px;
}

/* ---- 产品展示区块（首页 + 内页共用） ---- */
.product-box .product-list,
.product-page .product-list {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}
.product-box .product-list .product-item,
.product-page .product-list .product-item {
  flex: 0 0 33.333%;
  max-width: 33.333%;
  padding: 0 15px;
  margin-bottom: 30px;
}
.product-box .product-list .product-item .product-img,
.product-page .product-list .product-item .product-img {
  overflow: hidden;
}
.product-box .product-list .product-item .product-img img,
.product-page .product-list .product-item .product-img img {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: all 0.4s;
}
.product-box .product-list .product-item:hover .product-img img,
.product-page .product-list .product-item:hover .product-img img {
  transform: scale(1.04);
}
.product-box .product-list .product-item .product-name,
.product-page .product-list .product-item .product-name {
  display: block;
  font-size: 16px;
  height: 75px;
  line-height: 75px;
  text-align: center;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  transition: all 0.4s;
  color: #333;
}
.product-box .product-list .product-item:hover .product-name,
.product-page .product-list .product-item:hover .product-name {
  background: #da251e;
  color: #fff;
}

/* ---- 新闻区块 ---- */
.news-box {
  background: #f2f2f2;
  padding-top: 100px;
  margin-top: 70px;
}
.news-box .news-container {
  position: relative;
  padding: 0;
}
.news-box .section-title {
  border-bottom: none;
  position: absolute;
  left: 0;
  top: 10px;
  margin-top: 0;
  z-index: 10;
}
.news-box .section-inner {
  margin-top: 0;
}
.news-box .news-slider {
  padding-bottom: 145px;
  padding-top: 80px;
  position: relative;
}
.news-box .news-slide {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
}
.news-box .news-slide .news-img {
  flex: 0 0 41.666%;
  max-width: 41.666%;
  padding: 0;
  height: 240px;
}
.news-box .news-slide .news-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.news-box .news-slide .news-text {
  flex: 0 0 50%;
  max-width: 50%;
  margin-top: 90px;
  padding: 0 15px 0 30px;
}
.news-box .news-slide .news-text b {
  font-size: 16px;
  margin-bottom: 10px;
  display: block;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
  font-weight: normal;
}
.news-box .news-slide .news-text b a {
  color: #333;
}
.news-box .news-slide .news-text b a:hover {
  color: #da251e;
}
.news-box .news-slide .news-text p {
  line-height: 20px;
  height: 40px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  text-overflow: ellipsis;
  overflow: hidden;
  color: #666;
}
.news-box .news-slide .news-text .news-more {
  margin-top: 30px;
  padding: 10px 0;
  border-bottom: solid 2px #da251e;
  color: #da251e;
  position: relative;
  display: inline-block;
  padding-right: 35px;
  transition: all linear 0.2s;
}
.news-box .news-slide .news-text .news-more:before {
  display: block;
  content: " ";
  position: absolute;
  top: 0;
  left: 0;
  width: 55px;
  height: 1px;
  background: #da251e;
}
.news-box .news-slider .slider-nav {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0;
  z-index: 12;
}
.news-box .news-slider .slider-nav .nav-btn {
  width: 50px;
  height: 50px;
  cursor: pointer;
  border: none;
  transition: all 0.3s;
}
.news-box .news-slider .slider-nav .nav-btn.prev {
  background: #d9d9d9;
}
.news-box .news-slider .slider-nav .nav-btn.next {
  background: #c3150e;
}
.news-box .news-slider .slider-nav .nav-btn:after {
  content: "";
  display: block;
  width: 12px;
  height: 12px;
  margin: 0 auto;
}
.news-box .news-slider .slider-nav .nav-btn.prev:after {
  border-left: 2px solid #666;
  border-bottom: 2px solid #666;
  transform: rotate(45deg);
}
.news-box .news-slider .slider-nav .nav-btn.next:after {
  border-right: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

/* ---- 合作伙伴区块 ---- */
.partner-box {
  padding: 50px 0;
}
.partner-box .partner-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 30px;
}
.partner-box .partner-list .partner-item {
  flex: 0 0 auto;
  padding: 10px 20px;
  background: #fff;
  border: 1px solid #eee;
  border-radius: 6px;
  font-size: 15px;
  color: #666;
  text-align: center;
  min-width: 100px;
  transition: all 0.3s;
}
.partner-box .partner-list .partner-item:hover {
  border-color: #da251e;
  color: #da251e;
  box-shadow: 0 3px 10px rgba(218,37,30,0.15);
}

/* ---- 友情链接 ---- */
.link-box {
  padding: 20px 0;
  background: #c3150e;
}
.link-box .link-wrap {
  display: flex;
  align-items: center;
  color: #fff;
}
.link-box .link-wrap .link-label {
  font-size: 16px;
  margin-right: 18px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}
.link-box .link-wrap .link-list {
  display: flex;
  flex-wrap: wrap;
}
.link-box .link-wrap .link-list li a {
  display: block;
  margin-right: 20px;
  font-size: 14px;
  color: #fff;
  height: 21px;
  line-height: 21px;
}
.link-box .link-wrap .link-list li a:hover {
  color: #000;
}

/* ---- 页脚 ---- */
.footer-box {
  background: #c3150e;
  margin-top: 0;
  padding: 40px 0 15px;
  text-align: center;
  color: #fff;
  line-height: 25px;
}
.footer-box a { color: #fff; }
.footer-box a:hover { color: #000; }
.footer-box .footer-cols {
  display: flex;
  flex-wrap: wrap;
  text-align: left;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.2);
  margin-bottom: 20px;
}
.footer-box .footer-cols .footer-col {
  flex: 1;
  min-width: 200px;
  padding: 0 15px;
}
.footer-box .footer-cols .footer-col h4 {
  font-size: 18px;
  margin-bottom: 15px;
  font-weight: bold;
}
.footer-box .footer-cols .footer-col p,
.footer-box .footer-cols .footer-col li {
  font-size: 14px;
  margin-bottom: 8px;
  line-height: 1.8;
}
.footer-box .footer-cols .footer-col ul li a:hover {
  color: #000;
}
.footer-box .footer-qr {
  text-align: center;
}
.footer-box .footer-qr img {
  width: 100px;
  height: 100px;
  background: #fff;
  padding: 4px;
  border-radius: 4px;
}
.footer-box .footer-qr p {
  font-size: 12px;
  margin-top: 5px;
}
.footer-box .copyright-con {
  font-size: 13px;
  color: rgba(255,255,255,0.8);
}
.footer-box .copyright-con a {
  color: rgba(255,255,255,0.8);
}
.footer-box .copyright-con a:hover {
  color: #000;
}

/* ---- 内页 Banner ---- */
.n-banner {
  position: relative;
  width: 100%;
  height: 350px;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}
.n-banner:before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.45);
}
.n-banner .n-banner-text {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
}
.n-banner .n-banner-text h1 {
  font-size: 36px;
  margin-bottom: 10px;
}
.n-banner .n-banner-text p {
  font-size: 16px;
  opacity: 0.8;
}

/* ---- 面包屑导航 ---- */
.ntit {
  background: #fff;
  border-bottom: 1px solid #eee;
  padding: 15px 0;
}
.ntit .ntt {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.ntit .ntt .ntt-left h1 {
  font-size: 20px;
  color: #333;
  display: inline-block;
}
.ntit .ntt .ntt-left i {
  font-size: 13px;
  color: #999;
  margin-left: 10px;
  text-transform: uppercase;
}
.ntit .ntt .weiz {
  font-size: 14px;
  color: #666;
}
.ntit .ntt .weiz a {
  color: #666;
}
.ntit .ntt .weiz a:hover {
  color: #da251e;
}
.ntit .ntt .weiz span {
  color: #da251e;
}

/* ---- 关于我们页面 ---- */
.about-page .about-detail {
  padding: 50px 0;
}
.about-page .about-detail p {
  font-size: 15px;
  line-height: 30px;
  color: #4a4a4a;
  margin-bottom: 20px;
  text-indent: 2em;
}

/* 时间轴 */
.timeline {
  padding: 50px 0;
  background: #f8f9fb;
}
.timeline .timeline-list {
  position: relative;
  padding-left: 30px;
}
.timeline .timeline-list:before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: #da251e;
}
.timeline .timeline-list .tl-item {
  position: relative;
  margin-bottom: 30px;
  padding-left: 30px;
}
.timeline .timeline-list .tl-item:before {
  content: "";
  position: absolute;
  left: -24px;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #da251e;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px #da251e;
}
.timeline .timeline-list .tl-item .tl-year {
  font-size: 16px;
  font-weight: bold;
  color: #da251e;
  margin-bottom: 5px;
}
.timeline .timeline-list .tl-item .tl-content {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

/* 企业文化卡片 */
.culture-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  padding: 50px 0;
}
.culture-cards .culture-card {
  flex: 1;
  min-width: 250px;
  background: #fff;
  padding: 40px 30px;
  text-align: center;
  border-radius: 8px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  transition: all 0.3s;
}
.culture-cards .culture-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
.culture-cards .culture-card .culture-icon {
  width: 70px;
  height: 70px;
  line-height: 70px;
  border-radius: 50%;
  background: #da251e;
  color: #fff;
  font-size: 30px;
  margin: 0 auto 20px;
}
.culture-cards .culture-card h3 {
  font-size: 20px;
  margin-bottom: 15px;
  color: #333;
}
.culture-cards .culture-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

/* 团队风采 */
.team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  padding: 50px 0;
}
.team-grid .team-card {
  flex: 0 0 calc(25% - 22.5px);
  min-width: 200px;
  text-align: center;
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  transition: all 0.3s;
}
.team-grid .team-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
.team-grid .team-card .team-avatar {
  width: 100%;
  height: 250px;
  object-fit: cover;
}
.team-grid .team-card .team-info {
  padding: 20px;
}
.team-grid .team-card .team-info h3 {
  font-size: 18px;
  color: #333;
  margin-bottom: 5px;
}
.team-grid .team-card .team-info p {
  font-size: 14px;
  color: #999;
}

/* ---- 产品详情 ---- */
.product-detail {
  padding: 50px 0;
}
.product-detail .pd-top {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}
.product-detail .pd-top .pd-img {
  flex: 0 0 45%;
}
.product-detail .pd-top .pd-img img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 8px;
}
.product-detail .pd-top .pd-info {
  flex: 1;
}
.product-detail .pd-top .pd-info h1 {
  font-size: 28px;
  color: #333;
  margin-bottom: 20px;
  padding-bottom: 15px;
  border-bottom: 2px solid #da251e;
}
.product-detail .pd-top .pd-info .pd-desc {
  font-size: 15px;
  line-height: 28px;
  color: #666;
  margin-bottom: 25px;
}
.product-detail .pd-top .pd-info .pd-params {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 25px;
}
.product-detail .pd-top .pd-info .pd-params td {
  padding: 10px 15px;
  border: 1px solid #eee;
  font-size: 14px;
}
.product-detail .pd-top .pd-info .pd-params td:first-child {
  background: #f8f9fb;
  font-weight: bold;
  width: 35%;
  color: #333;
}
.product-detail .pd-features {
  margin-top: 40px;
}
.product-detail .pd-features h2 {
  font-size: 22px;
  color: #333;
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 4px solid #da251e;
}
.product-detail .pd-features .feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.product-detail .pd-features .feature-list .feature-item {
  flex: 0 0 calc(50% - 10px);
  display: flex;
  align-items: flex-start;
  gap: 15px;
  padding: 20px;
  background: #f8f9fb;
  border-radius: 8px;
}
.product-detail .pd-features .feature-list .feature-item .feat-icon {
  width: 50px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  border-radius: 50%;
  background: #da251e;
  color: #fff;
  font-size: 22px;
  flex-shrink: 0;
}
.product-detail .pd-features .feature-list .feature-item .feat-text h4 {
  font-size: 16px;
  color: #333;
  margin-bottom: 8px;
}
.product-detail .pd-features .feature-list .feature-item .feat-text p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}
.product-detail .pd-related {
  margin-top: 50px;
}
.product-detail .pd-related h2 {
  font-size: 22px;
  color: #333;
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 4px solid #da251e;
}
.product-detail .pd-related .related-list {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.product-detail .pd-related .related-list .related-item {
  flex: 0 0 calc(25% - 15px);
  min-width: 200px;
}
.product-detail .pd-related .related-list .related-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 6px;
}
.product-detail .pd-related .related-list .related-item p {
  text-align: center;
  margin-top: 10px;
  font-size: 15px;
}
.product-detail .pd-related .related-list .related-item p a:hover {
  color: #da251e;
}

/* ---- 新闻列表页 ---- */
.news-page {
  padding: 50px 0;
}
.news-page .news-list-item {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 30px;
  padding-bottom: 30px;
  border-bottom: 1px solid #eee;
}
.news-page .news-list-item .news-list-img {
  flex: 0 0 280px;
}
.news-page .news-list-item .news-list-img img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 6px;
}
.news-page .news-list-item .news-list-text {
  flex: 1;
}
.news-page .news-list-item .news-list-text h3 {
  font-size: 20px;
  margin-bottom: 10px;
}
.news-page .news-list-item .news-list-text h3 a {
  color: #333;
}
.news-page .news-list-item .news-list-text h3 a:hover {
  color: #da251e;
}
.news-page .news-list-item .news-list-text .news-date {
  font-size: 13px;
  color: #999;
  margin-bottom: 15px;
}
.news-page .news-list-item .news-list-text .news-summary {
  font-size: 14px;
  color: #666;
  line-height: 1.8;
}

/* ---- 新闻详情页 ---- */
.news-detail {
  padding: 50px 0;
}
.news-detail .nd-header {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}
.news-detail .nd-header h1 {
  font-size: 26px;
  color: #333;
  margin-bottom: 10px;
}
.news-detail .nd-header .nd-date {
  font-size: 14px;
  color: #999;
}
.news-detail .nd-body {
  font-size: 15px;
  line-height: 30px;
  color: #4a4a4a;
}
.news-detail .nd-body p {
  margin-bottom: 20px;
  text-indent: 2em;
}
.news-detail .nd-body img {
  max-width: 100%;
  border-radius: 6px;
  margin: 20px 0;
}
.news-detail .nd-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid #eee;
}
.news-detail .nd-nav a {
  color: #666;
  font-size: 14px;
}
.news-detail .nd-nav a:hover {
  color: #da251e;
}

/* ---- 联系我们页面 ---- */
.contact-page {
  padding: 50px 0;
}
.contact-page .contact-info {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  margin-bottom: 50px;
}
.contact-page .contact-info .contact-card {
  flex: 1;
  min-width: 200px;
  text-align: center;
  padding: 30px 20px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
  transition: all 0.3s;
}
.contact-page .contact-info .contact-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}
.contact-page .contact-info .contact-card .c-icon {
  width: 60px;
  height: 60px;
  line-height: 60px;
  border-radius: 50%;
  background: #da251e;
  color: #fff;
  font-size: 26px;
  margin: 0 auto 15px;
}
.contact-page .contact-info .contact-card h3 {
  font-size: 18px;
  margin-bottom: 10px;
  color: #333;
}
.contact-page .contact-info .contact-card p {
  font-size: 14px;
  color: #666;
  line-height: 1.6;
}

/* 留言表单 */
.contact-form {
  max-width: 700px;
  margin: 0 auto;
  background: #fff;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 3px 15px rgba(0,0,0,0.08);
}
.contact-form h2 {
  font-size: 24px;
  color: #333;
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 2px solid #da251e;
}
.contact-form .form-group {
  margin-bottom: 20px;
}
.contact-form .form-group label {
  display: block;
  font-size: 14px;
  color: #333;
  margin-bottom: 8px;
  font-weight: bold;
}
.contact-form .form-group input,
.contact-form .form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 14px;
  color: #333;
  transition: border-color 0.3s;
  box-sizing: border-box;
}
.contact-form .form-group input:focus,
.contact-form .form-group textarea:focus {
  border-color: #da251e;
  outline: none;
}
.contact-form .form-group textarea {
  height: 150px;
  resize: vertical;
}
.contact-form .submit-btn {
  display: block;
  width: 100%;
  padding: 14px;
  background: #da251e;
  color: #fff;
  font-size: 16px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s;
}
.contact-form .submit-btn:hover {
  background: #c3150e;
}

/* ---- 图片兜底 ---- */
.img-fallback {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 200px;
  color: #fff;
  font-size: 14px;
  border-radius: 8px;
}

/* ---- 返回顶部 ---- */
.back-top {
  position: fixed;
  right: 20px;
  bottom: 80px;
  width: 44px;
  height: 44px;
  line-height: 44px;
  text-align: center;
  background: #da251e;
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  z-index: 999;
  display: none;
  font-size: 20px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.2);
  transition: all 0.3s;
}
.back-top:hover {
  background: #c3150e;
  transform: translateY(-3px);
}
.back-top.show {
  display: block;
}

/* ---- 淡入动画 ---- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   响应式断点
   ============================================================ */

/* 平板 (768px - 1024px) */
@media (max-width: 1024px) {
  .menubox .menul .firstli > a {
    font-size: 14px;
    padding: 0 3px;
  }
  .product-box .product-list .product-item {
    flex: 0 0 50%;
    max-width: 50%;
  }
  .about-box .about-text { flex: 0 0 100%; max-width: 100%; margin-bottom: 20px; }
  .about-box .about-img { flex: 0 0 100%; max-width: 100%; }
  .n-banner { height: 250px; }
  .product-detail .pd-top .pd-img { flex: 0 0 100%; }
  .team-grid .team-card { flex: 0 0 calc(33.333% - 20px); }
}

/* 手机 (<768px) */
@media (max-width: 767px) {
  .topbox .head-main { display: none; }
  .m-header { display: block; }
  .m-fixed { display: block; }

  .banner-box .banner-arrow { display: none; }
  .banner-box .banner-slider .banner-slide img { width: 100%; left: 0; transform: none; }

  .quik-box { margin-top: 0; }
  .quik-box .quik-list .quik-item { min-width: 33.333%; flex: 0 0 33.333%; }

  .section-title { margin-top: 20px; padding-bottom: 15px; }
  .section-title .title-left .ch { font-size: 16px; margin-bottom: 0; }

  .about-box .about-text p { font-size: 14px; line-height: 24px; }
  .ad-strip { margin-top: 30px; height: 200px; background-attachment: scroll; }

  .product-box .product-list .product-item {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 7.5px;
    margin-bottom: 15px;
  }
  .product-box .product-list .product-item .product-name {
    height: 35px;
    line-height: 35px;
    color: #fff;
    background: #da251e;
    font-size: 14px;
  }
  .product-box .product-list .product-item .product-img img { height: 180px; }

  .news-box { padding-top: 15px; margin-top: 30px; }
  .news-box .section-title { left: 15px; top: 0; }
  .news-box .news-slide .news-img { flex: 0 0 100%; max-width: 100%; margin-top: 60px; height: auto; }
  .news-box .news-slide .news-text { flex: 0 0 100%; max-width: 100%; margin-top: 15px; padding: 0; }
  .news-box .news-slider { padding-bottom: 70px; }
  .news-box .news-slider .slider-nav { bottom: 10px; }
  .news-box .news-slider .slider-nav .nav-btn { width: 40px; height: 40px; }

  .footer-box .footer-cols { flex-direction: column; }
  .footer-box .footer-cols .footer-col { margin-bottom: 20px; }
  .footer-box { padding: 20px 15px 15px; margin-bottom: 56px; }

  .link-box .link-wrap { flex-direction: column; align-items: flex-start; }
  .link-box .link-wrap .link-label { margin-bottom: 10px; }

  .n-banner { height: 200px; }
  .n-banner .n-banner-text h1 { font-size: 24px; }
  .ntit .ntt { flex-direction: column; align-items: flex-start; gap: 10px; }

  .culture-cards .culture-card { flex: 0 0 100%; }
  .team-grid .team-card { flex: 0 0 calc(50% - 15px); min-width: 140px; }
  .team-grid .team-card .team-avatar { height: 180px; }

  .product-page .product-list .product-item,
  .product-detail .pd-related .related-list .related-item { flex: 0 0 50%; max-width: 50%; }

  .product-detail .pd-features .feature-list .feature-item { flex: 0 0 100%; }
  .news-page .news-list-item .news-list-img { flex: 0 0 100%; }
  .news-page .news-list-item { flex-direction: column; }

  .contact-page .contact-info .contact-card { flex: 0 0 100%; }
  .contact-form { padding: 25px; }

  .back-top { bottom: 70px; right: 10px; width: 38px; height: 38px; line-height: 38px; font-size: 16px; }
}

@media (max-width: 991px) {
  .topbox .head-main { height: 60px; }
  .logobox, .logobox a { height: 60px; }
  .menubox .menul { height: 60px; }
  .menubox .menul .firstli > a { font-size: 14px; height: 60px; line-height: 60px; padding: 0 3px; }
  .menubox .menul .firstli:after { width: 20px; height: 6px; }
  .menubox .menul .firstli.active:after,
  .menubox .menul .firstli:hover:after { bottom: 8px; }
  .menubox .secdulBox { top: 60px; border-radius: 5px; }
  .menubox .secdulBox .secdli a { font-size: 14px; height: 32px; line-height: 32px; }
}