.bg1 {
  background: url(../images/aboutusBg.jpg) no-repeat top center;
  background-size: 100%;
}

.bg2 {
  background: url(../images/lcbg.png) no-repeat bottom center;
  background-size: 100%;
}

.page1{text-align: center;font-size: 0; width: 100%; margin: 0 auto;}
.page1 a{display: inline-block;*display: inline;*zoom: 1;height: 42px;padding: 0 32px;border:1px solid #d4d4d4;background: #ffffff;
margin: 0 8px;font-size: 14px;color: #4c4c4c;line-height: 42px;}
.page1 a.num{padding: 0 17px;}
.page1 a.on,.page1 a:hover{border-color: #0090dc;background: #0090dc;color: #fff;}

p.line {
  width: 66px;
  border-bottom: 3px solid #1365b9;
  padding-top: .15rem;
  margin-bottom: 1rem;

}

.ny_title {
  text-align: center;
  margin-bottom: 0.6rem;
  border-bottom: 1px solid #efefef;
}

.ny_title h3 {
  font-size: var(--f48);
  font-weight: 700;
  color: #1365b9;
  line-height: 1.2;
  font-family: "PingFang SC", "Microsoft YaHei", Arial, Helvetica, sans-serif;
}

.ny_title h2 {
  font-size: var(--f20);
}

.ny_title p.line {
  margin: auto;
}

.honorlist {
  margin-top: 2.4vw;
  overflow: hidden;
  position: relative;
}

.contProTxt ,.contProTxt table tbody {
  
  width: 100%   !important; 
}
      
.contProTxt table {
  border:none; 
  font-size: 16px; 
  border-collapse: collapse;
  margin-top: 10px; 
  box-shadow: 0 2px 5px rgba(0,0,0,0.05); 
  width: 100%   !important; 
  border-collapse: collapse;
}

.contProTxt table td {
    text-align: left; 
   padding: 12px 15px  !important; 
   margin: 5px 0;         
    border-left: 1px solid #d8d8d8; 
    border-top: 1px solid #d8d8d8; 
    color: #555;  
    white-space: nowrap;
    -webkit-box-sizing:border-box; -moz-box-sizing: border-box; box-sizing: border-box;
}

 .contProTxt table td p {         
            margin: 5px 0 !important; text-align: center  !important;
        }

.contProTxt table tr:first-child {
      background-color: #f2f2f2;
      font-weight: bold;
}


        

.honorlist .swiper-container {
  margin-left: auto;
  margin-right: auto;
  position: relative;
  overflow: hidden;
  list-style: none;
  padding: 0;
  z-index: 1;
}


.swiper-button-prev:after,
.swiper-button-next:after {
  color: #1365b9;
}


.content-box .desc {
  font-size: var(--f18);
  color: #333;
  line-height: 2;
  text-align: justify;
}

.content-box .desc .desc p {
  margin-bottom: .2rem;
}

/* 鍙戝睍鍘嗙▼ */
.fzlc-box {}

.timeline-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  margin-bottom: 0.4rem;
  position: relative;
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  background-color: #fff;
  border: 2px solid #1365b9;
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 1;
  transition: all 0.3s;
}

.timeline-item:hover::after {
  background-color: #1365b9;
  transform: translateX(-50%) scale(1.3);
}

/* 妗堜緥璇︽儏椤靛竷灞€ */
.case_container {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin-top: 0.4rem;
}

/* 渚ц竟鏍忔牱寮?*/
.case_sidebar {
  width: 2.8rem;
  flex-shrink: 0;
  background: #fff;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.sidebar_header {
  background: #1365b9;
  color: #fff;
  font-size: var(--f24);
  font-weight: bold;
  height: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar_list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.sidebar_list li {
  border-bottom: 1px solid #f0f0f0;
}

.sidebar_list li a {
  display: block;
  padding: 0.25rem 0.2rem;
  font-size: var(--f18);
  color: #666;
  text-align: center;
  transition: all 0.3s;
  background: #f8f8f8;
}

.sidebar_list li.active a,
.sidebar_list li a:hover {
  background: #e8e8e8;
  color: #1365b9;
  font-weight: bold;
}

/* 涓诲唴瀹瑰尯鏍峰紡 */
.case_content {
  flex: 1;
  background: #fff;
  padding: 0.4rem;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.content_header {
  text-align: center;
  margin-bottom: 0.5rem;
}

.content_header h2 {
  font-size: var(--f30);
  color: #333;
  margin-bottom: 0.15rem;
}

.content_header .title_line {
  width: 1.5rem;
  height: 1px;
  background: #eee;
  margin: 0 auto;
  position: relative;
}

.content_header .title_line span {
  width: 0.12rem;
  height: 0.12rem;
  background: #333;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(45deg);
}

.case_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.3rem;
}

.case_card {
  border: 1px solid #eee;
  transition: all 0.3s;
}

.case_card:hover {
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-5px);
  border-color: #1365b9;
}

.case_card .img {
  width: 100%;
  height: 3rem;
  overflow: hidden;
}

.case_card .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.case_card:hover .img img {
  transform: scale(1.1);
}

.case_card .info {
  padding: 0.25rem 0.15rem;
  text-align: center;
}

.case_card .info h3 {
  font-size: var(--f18);
  color: #333;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case_card .info .line {
  width: 80%;
  height: 1px;
  background: #eee;
  margin: 0 auto;
}

/* 鍝嶅簲寮忛€傞厤 */
@media (max-width: 1200px) {
  .case_container {
    flex-direction: column;
  }

  .case_sidebar {
    width: 100%;
  }

  .sidebar_list {
    display: flex;
    flex-wrap: wrap;
  }

  .sidebar_list li {
    width: 25%;
    border: 1px solid #f0f0f0;
  }

  .case_grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .sidebar_list li {
    width: 50%;
  }

  .case_grid {
    grid-template-columns: 1fr;
  }

  .case_card .img {
    height: 4rem;
  }
}

@media (max-width: 768px) {
  .timeline-item::after {
    display: none;
  }
}

@media (min-width: 768px) {
  .timeline-item {
    margin-bottom: 0.6rem;
  }
}

.timeline-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 鏃堕棿绾胯酱绾挎牱寮?*/
.timeline-container {
  max-width: 14rem;
  margin: 0 auto;
  padding: 0 0.2rem 0.5rem 0.2rem;
  position: relative;
}

.timeline-container::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  height: 100%;
  width: 2px;
  background-color: #e2e8f0;
  transform: translateX(-50%);
  z-index: 0;
}

/* 鍝嶅簲寮忚皟鏁存椂闂寸嚎 */
@media (max-width: 768px) {
  .timeline-container::before {
    left: 0.85rem;
  }
}

/* 椤甸潰澶撮儴鏍峰紡 */
.page-header {
  padding: 4rem 0;
  text-align: center;
}

.page-header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 1rem;
}

.page-header p {
  font-size: 1.125rem;
  color: #4b5563;
  max-width: 42rem;
  margin: 0 auto;
}

/* 鏃堕棿鑺傜偣鏍峰紡 */
.timeline-content {
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media (min-width: 768px) {
  .timeline-content {
    flex-direction: row;
  }
}

.timeline-year,
.timeline-desc {
  width: 100%;
  margin-bottom: 0.3rem;
}

@media (min-width: 768px) {

  .timeline-year,
  .timeline-desc {
    width: 50%;
    margin-bottom: 0;
  }

  .timeline-year {
    text-align: right;
    padding-right: 0.4rem;
  }

  .timeline-desc {
    padding-left: 0.4rem;
  }
}

/* 骞翠唤鏍囩鏍峰紡 */
.year-tag {
  display: inline-block;
  padding: 0.05rem 0.2rem;
  border-radius: 9999px;
  font-size: var(--f24);
  font-weight: 600;
  color: white;
}

/* 涓嶅悓鑺傜偣鐨勯鑹叉牱寮?*/
.color-blue {
  background-color: #2563eb;
}

.color-green {
  background-color: #16a34a;
}

.color-purple {
  background-color: #9333ea;
}

.color-orange {
  background-color: #ea580c;
}

.color-red {
  background-color: #dc2626;
}

/* 鎻忚堪鍗＄墖鏍峰紡 */
.desc-card {
  background-color: #f9fafb;
  border-radius: 0.1rem;
  border: 1px solid #e2e8f0;

  padding: 0.3rem;
  transition: box-shadow 0.3s ease;
}

.desc-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.desc-card h3 {
  font-size: var(--f24);
  font-weight: 700;
  margin-bottom: 0.1rem;
  color: #333;
}

.desc-card p {
  color: #666;
  font-size: var(--f16);
  line-height: 1.8;
  text-align: justify;
}

/* 鍙嶅悜甯冨眬锛堝伓鏁拌妭鐐癸級鏍峰紡 */
@media (max-width: 767px) {

  .timeline-year,
  .timeline-desc {
    padding-left: 0rem;
  }

  .reverse-mobile .timeline-desc {
    order: 2;
  }

  .reverse-mobile .timeline-year {
    order: 1;
    text-align: left;
    padding-left: 0rem;
  }

  .reverse-mobile .desc-card p {
    text-align: left;
  }
}

@media (min-width: 768px) {
  .reverse-desktop {
    order: 2;
    text-align: left;
    padding-left: 0.4rem;
    padding-right: 0;
  }

  .reverse-desktop+.timeline-desc {
    order: 1;
    text-align: right;
    padding-right: 0.4rem;
    padding-left: 0;
  }

  .reverse-desktop+.timeline-desc .desc-card p {
    text-align: right;
  }

 


}



.title_desc {
  margin-top: var(--f16);
  color: #666;
  font-size: var(--f18);
  line-height: 1.8;
  text-align: center;
}

#join .joinMain {
  margin-top: 0.4rem;
  margin-bottom: 0.6rem;
}

#join .joinMain ul li {
  padding: 0.25rem 0.3rem;
  background: #F8F9FA;
  margin-bottom: 0.15rem;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: 0.08rem;
  border: 1px solid #eee;
}

#join .joinMain ul li:last-child {
  margin-bottom: 0px;
}

#join .joinMain ul li:hover {
  background: #fff;
  border-color: #1365b9;
  box-shadow: 0 5px 15px rgba(19, 101, 185, 0.1);
  transform: translateY(-2px);
}

#join .joinMain ul li:hover .title {
  color: #1365b9;
}

#join .joinMain ul li .title {
  width: 25%;
  font-weight: 600;
  font-size: var(--f20);
  color: #333;
}

#join .joinMain ul li .other {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: space-around;
}

#join .joinMain ul li .other>div {
  margin-right: 0.4rem;
  font-size: var(--f16);
  color: #666;
}

#join .joinMain ul li .other i {
  margin-right: 0.05rem;
  color: #1365b9;
}

#join .joinMain ul li .arrow {
  width: 0.4rem;
  height: 0.4rem;
  line-height: 0.4rem;
  text-align: center;
  color: #1365b9;
  font-size: var(--f18);
  background: #fff;
  border-radius: 50%;
  border: 1px solid #eee;
  transition: all 0.3s;
}

#join .joinMain ul li:hover .arrow {
  background: #1365b9;
  color: #fff;
  border-color: #1365b9;
}

@media (max-width: 1200px) {
  #join .joinMain ul li {
    flex-direction: column;
    align-items: flex-start;
    padding: 0.3rem;
  }

  #join .joinMain ul li .title {
    width: 100%;
    margin-bottom: 0.15rem;
  }

  #join .joinMain ul li .other {
    width: 100%;
    flex-wrap: wrap;
  }

  #join .joinMain ul li .other>div {
    margin-bottom: 0.1rem;
    width: 100%;
  }

  #join .joinMain ul li .arrow {
    display: none;
  }
}

/* 鎷涜仒璇︽儏寮圭獥 */
.job-detail-skin,
.layui-layer-job-detail-skin {
  border-radius: 12px !important;
  overflow: hidden;
}

.job-popup-content {
  padding: 0.4rem;
  background: #fff;
  max-height: 80vh;
  overflow-y: auto;
}

.job-popup-content .pop-header {
  border-bottom: 1px solid #eee;
  padding-bottom: 0.2rem;
  margin-bottom: 0.3rem;
}

.job-popup-content .pop-header h3 {
  font-size: var(--f28);
  color: #1365b9;
  font-weight: bold;
  margin-bottom: 0.15rem;
}

.job-popup-content .pop-meta {
  display: flex;
  gap: 0.3rem;
  color: #999;
  font-size: var(--f16);
}

.job-popup-content .pop-meta i {
  margin-right: 5px;
  color: #1365b9;
}

.job-popup-content .pop-body .section {
  margin-bottom: 0.3rem;
}

.job-popup-content .pop-body h4 {
  font-size: var(--f20);
  color: #333;
  font-weight: bold;
  margin-bottom: 0.15rem;
  padding-left: 0.1rem;
  border-left: 4px solid #1365b9;
}

.job-popup-content .pop-body ul {
  padding-left: 0.2rem;
}

.job-popup-content .pop-body ul li {
  list-style: disc;
  color: #666;
  font-size: var(--f16);
  line-height: 1.8;
  margin-bottom: 0.05rem;
}

.job-popup-content .contact-box {
  background: #2872bd;
  padding: 0.2rem;
  border-radius: 8px;
  margin-top: 0.4rem;
}

.job-popup-content .contact-box p {
  font-size: var(--f16);
  color: #fff;
  margin-bottom: 0.05rem;
}

.job-popup-content .contact-box strong {
  color: #fff;
}

#join .joinMain ul li .arrow i {
  display: inline-block;
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

/* 鍔犲叆鎴戜滑寮圭獥 */
.joinUsDetailPopup {
  width: 66.4375rem;
  height: 53.125rem;
  background: #FFFFFF;
}

.joinUsDetailPopup .layui-layer-setwin {
  right: 2.708vw;
  top: 6.354vw;
}

.joinUsDetailPopup .layui-layer-setwin .layui-layer-close2 {
  display: block;
  width: 1.035vw;
  height: 1.035vw;
  font-size: 1.129vw;
  color: #000;
  border: 0px;
  right: 0px;
  top: 0px;
  padding: 0px;
  background: none;
  font-weight: 500;
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}

.joinUsDetailPopup .layui-layer-setwin .layui-layer-close2::after,
.joinUsDetailPopup .layui-layer-setwin .layui-layer-close2::before {
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  background: #000;
  content: "";
  display: block;
}

.joinUsDetailPopup .layui-layer-setwin .layui-layer-close2::after {
  width: 0.188vw;
  height: 100%;
}

.joinUsDetailPopup .layui-layer-setwin .layui-layer-close2::before {
  width: 100%;
  height: 0.188vw;
}

#joinUsDetail {
  padding: 3.387vw 5.832vw 0px 8.467vw;
}

#joinUsDetail .joinUsDetailLogo {
  margin-left: -4.704vw;
  margin-bottom: 4.704vw;
}

#joinUsDetail .joinUsDetailLogo img {
  width: auto;
  height: 2.822vw;
}

#joinUsDetail .joinUsDetailTitle {
  padding-bottom: 2.352vw;
  margin-right: 12.229vw;
  border-bottom: 0.0625rem solid #E1E1E1;
}

#joinUsDetail .joinUsDetailTitle .title {
  font-weight: 500;
  font-size: 3.199vw;
  color: #000000;
  margin-bottom: 1.035vw;
}

#joinUsDetail .joinUsDetailTitle .title span {
  font-weight: 300;
  font-size: 1.881vw;
  color: #818181;
}

#joinUsDetail .joinUsDetailTitle .info {
  font-size: 1.411vw;
  color: #535353;
}

#joinUsDetail .joinUsDetailTitle .info i {
  font-size: 1.505vw;
  color: #c0c0c0;
  margin-right: 0.471vw;
}

#joinUsDetail .joinUsDetailMain {
  font-size: 1.505vw;
  line-height: 3.01vw;
  padding-right: 12.229vw;
  max-height: 43.744vw;
  overflow-y: auto;
  padding-top: 2.258vw;
}

#joinUsDetail .joinUsDetailMain p {
  color: rgba(71, 75, 81, 0.8);
}

#joinUsDetail .joinUsDetailMain::-webkit-scrollbar {
  width: 0.376vw;
  height: 0.376vw;
  background-color: #DFDFDF;
}

#joinUsDetail .joinUsDetailMain::-webkit-scrollbar-track {
  border-radius: 0.376vw;
  background-color: #DFDFDF;
}

#joinUsDetail .joinUsDetailMain::-webkit-scrollbar-thumb {
  border-radius: 0.376vw;
  background-color: #cf1218;
  cursor: pointer;
}

#joinUsDetail .joinUsDetailImage img {
  width: 100%;
  height: auto;
}

#joinUsDetail .joinUsDetailBtn {
  margin-top: 4.704vw;
}

#joinUsDetail .joinUsDetailBtn .more {
  display: block;
  width: 17.874vw;
  height: 4.61vw;
  line-height: 4.61vw;
  background: url("../images/btnBg2.png") no-repeat center/cover;
  font-size: 1.317vw;
  color: #CF0F1A;
  -webkit-transition: all 0.4s ease;
  transition: all 0.4s ease;
}

#joinUsDetail .joinUsDetailBtn .more:hover {
  color: #fff;
  background-color: #CF0F1A;
}

#joinUsDetail .joinUsDetailBtn .more span {
  display: inline-block;
  width: 12.888vw;
  margin-right: 1.411vw;
  text-align: center;
}

#joinUsDetail .joinUsDetailBtn .more i {
  display: inline-block;
  font-size: 1.505vw;
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

/* 宸ョ▼妗堜緥鍒楄〃 */
.engineering_case {
  background-color: #f9fafb;
}

.case_list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  margin-top: 0.6rem;
}

.case_item {
  background: #fff;
  border-radius: 0.1rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  transition: all 0.3s ease;
  padding: 0.3rem;
  display: flex;
  flex-direction: column;
  border: 1px solid #f0f0f0;
}

.case_item:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  border-color: #1365b9;
}

.case_item .img {
  width: 100%;
  height: 2.8rem;
  overflow: hidden;
  border-radius: 0.05rem;
  margin-bottom: 0.3rem;
  background: #f8f8f8;
}

.case_item .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.case_item:hover .img img {
  transform: scale(1.1);
}

.case_item .info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.case_item .info h3 {
  font-size: var(--f24);
  color: #333;
  font-weight: bold;
  margin-bottom: 0.2rem;
  transition: color 0.3s;
}

.case_item:hover .info h3 {
  color: #1365b9;
}

.case_item .info p {
  font-size: var(--f16);
  color: #666;
  line-height: 1.8;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  text-align: justify;
  margin-bottom: 0.3rem;
}

.case_item .logo {
  margin-top: auto;
  padding-top: 0.25rem;
  border-top: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
}

.case_item .logo img {
  height: 0.6rem;
  width: auto;
  max-width: 100%;
  filter: grayscale(1);
  opacity: 0.7;
  transition: all 0.3s;
}

.case_item:hover .logo img {
  filter: grayscale(0);
  opacity: 1;
}

@media (max-width: 1200px) {
  .case_list {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.3rem;
  }
}

@media (max-width: 768px) {
  .case_list {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .case_item .img {
    height: 4.5rem;
  }
}

/* 妗堜緥璇︽儏椤垫牱寮?*/
.case_detail_wrapper {
  background: #fff;
  padding: 0.6rem;
  border-radius: 4px;
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.03);
}

.case_detail_header {
  border-bottom: 1px solid #eee;
  padding-bottom: 0.4rem;
  margin-bottom: 0.4rem;
}

.case_detail_header .back_list {
  margin-bottom: 0.2rem;
}

.case_detail_header .back_list a {
  color: #999;
  font-size: var(--f16);
  transition: color 0.3s;
}

.case_detail_header .back_list a:hover {
  color: #1365b9;
}

.case_detail_header h1 {
  font-size: var(--f36);
  color: #333;
  font-weight: bold;
  margin-bottom: 0.2rem;
  line-height: 1.3;
}

.case_detail_header .case_meta {
  display: flex;
  gap: 0.4rem;
  color: #999;
  font-size: var(--f16);
}

.case_detail_header .case_meta i {
  color: #1365b9;
  margin-right: 5px;
}

/* 椤圭洰鍙傛暟鐩?*/
.case_info_box {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: #eee;
  border: 1px solid #eee;
  margin-bottom: 0.6rem;
}

.case_info_box .info_item {
  background: #fcfcfc;
  padding: 0.3rem 0.2rem;
  text-align: center;
}

.case_info_box .info_item .label {
  color: #999;
  font-size: var(--f14);
  margin-bottom: 0.1rem;
}

.case_info_box .info_item .val {
  color: #333;
  font-size: var(--f18);
  font-weight: 600;
}

/* 鏂囩珷鍐呭鎺掔増 */
.case_article {
  max-width: 100%;
  line-height: 1.8;
  color: #444;
  font-size: var(--f18);
}
.case_article img {
  max-width: 100%;
  height: auto !important; 
}
.case_article h3 {
  font-size: var(--f24);
  color: #1365b9;
  font-weight: bold;
  margin: 0.4rem 0 0.2rem;
  padding-left: 0.15rem;
  border-left: 4px solid #1365b9;
}

.case_article p {
  margin-bottom: 0.3rem;
  text-align: justify;
}

.case_image_full {
  margin: 0.4rem 0;
  text-align: center;
}

.case_image_full img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.case_image_full p {
  font-size: var(--f14);
  color: #999;
  margin-top: 0.15rem;
}

.case_image_grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.3rem;
  margin: 0.4rem 0;
}

.case_image_grid img {
  width: 100%;
  border-radius: 4px;
}

/* 搴曢儴瀵艰埅 */
.case_footer_nav {
  margin-top: 0.8rem;
  padding-top: 0.4rem;
  border-top: 1px dashed #ddd;
  display: flex;
  justify-content: space-between;
}

.case_footer_nav>div a {
  display: flex;
  flex-direction: column;
  max-width: 4rem;
}

.case_footer_nav .nav_prev a {
  align-items: flex-start;
}

.case_footer_nav .nav_next a {
  align-items: flex-end;
  text-align: right;
}

.case_footer_nav .label {
  font-size: var(--f14);
  color: #999;
  margin-bottom: 5px;
}

.case_footer_nav .title {
  font-size: var(--f18);
  color: #333;
  transition: color 0.3s;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.case_footer_nav a:hover .title {
  color: #1365b9;
}

@media (max-width: 1024px) {
  .case_info_box {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .case_detail_wrapper {
    padding: 0.3rem;
  }

  .case_detail_header h1 {
    font-size: var(--f24);
  }

  .case_detail_header .case_meta {
    flex-direction: column;
    gap: 0.1rem;
  }

  .case_info_box {
    grid-template-columns: 1fr;
  }

  .case_image_grid {
    grid-template-columns: 1fr;
  }

  .case_footer_nav {
    flex-direction: column;
    gap: 0.4rem;
  }

  .case_footer_nav>div a {
    max-width: 100%;
  }
}

/* 浜у搧鍒楄〃椤甸潰鏍峰紡 */
.product_list_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.4rem;
  margin-top: 0.4rem;
}

.product_card {
  background: #fff;
  border: 1px solid #eee;
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  display: flex;
  flex-direction: column;
}

.product_card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
  border-color: #1365b9;
}

.product_img {
  position: relative;
  width: 100%;
  height: 2.8rem;
  overflow: hidden;
}

.product_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.product_mask {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(19, 101, 185, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.product_card:hover .product_mask {
  opacity: 1;
}

.product_card:hover .product_img img {
  transform: scale(1.1);
}

.view_btn {
  padding: 0.1rem 0.3rem;
  border: 1px solid #fff;
  color: #fff;
  font-size: var(--f16);
  border-radius: 4px;
  transition: all 0.3s;
}

.view_btn:hover {
  background: #fff;
  color: #1365b9;
}

.product_info {
  padding: 0.3rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product_info h3 {
  font-size: var(--f22);
  color: #333;
  font-weight: bold;
  margin-bottom: 0.15rem;
  transition: color 0.3s;
}

.product_card:hover .product_info h3 {
  color: #1365b9;
}

.product_info p {
  font-size: var(--f16);
  color: #666;
  line-height: 1.6;
  margin-bottom: 0.2rem;
  flex: 1;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.product_tags {
  display: flex;
  gap: 10px;
}

.product_tags span {
  font-size: var(--f14);
  background: #f0f5ff;
  color: #1365b9;
  padding: 4px 12px;
  border-radius: 4px;
}

@media (max-width: 1200px) {
  .product_list_grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .product_list_grid {
    grid-template-columns: 1fr;
  }

  .product_img {
    height: 4.5rem;
  }
}


.pro_breadcrumb {
  padding: 0.2rem 0;
  font-size: var(--f16);
  color: #888;
  border-bottom: 1px solid #f0f0f0;
  margin-bottom: 0.4rem;
  display: flex;
}

.pro_breadcrumb a {
  color: #888;
  transition: all 0.3s;
  text-decoration: none;
}

.pro_breadcrumb a:hover {
  color: var(--color);
}

.pro_breadcrumb span {
  color: #333;
  font-weight: 500;
}

.product_detail_main {
  display: flex;
  gap: 0.6rem;
  background: #fff;
  padding: 0.5rem;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
  margin-bottom: 0.6rem;
  border: 1px solid #f5f5f5;
}

.pro_visual {
  width: 6.8rem;
  flex-shrink: 0;
}

.main_image {
  width: 100%;
  height: 4.8rem;
  border: 1px solid #eee;
  margin-bottom: 0.2rem;
  overflow: hidden;
  border-radius: 8px;
  background: #fcfcfc;
  display: flex;
  align-items: center;
  justify-content: center;
}

.main_image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.main_image:hover img {
  transform: scale(1.05);
}

.thumb_container {
  display: flex;
  gap: 0.2rem;
  padding-top: 0.1rem;
}

.thumb_item {
  width: 1.55rem;
  height: 1.1rem;
  border: 2px solid #eee;
  cursor: pointer;
  transition: all 0.3s;
  overflow: hidden;
  border-radius: 6px;
  background: #fff;
}

.thumb_item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  transition: all 0.3s;
}

.thumb_item.active,
.thumb_item:hover {
  border-color: var(--color);
}

.thumb_item.active img,
.thumb_item:hover img {
  opacity: 1;
  transform: scale(1.1);
}

.pro_summary {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.pro_summary .title {
  font-size: var(--f40);
  color: #222;
  padding-bottom: 0.3rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  border-bottom: 1px solid #eee;
}

.summary_line {
  width: 60px;
  height: 4px;
  background: var(--color);
  margin-bottom: 0.4rem;
  border-radius: 2px;
  margin-top: -2px;
}

.pro_summary .specs {
  font-size: var(--f18);
  color: #555;
  line-height: 2;
  margin-bottom: 0.5rem;
  background: #f9f9f9;
  padding: 0.3rem;
  border-radius: 8px;
}

.pro_summary .specs p {
  margin-bottom: 0.1rem;
  position: relative;
  padding-left: 0.25rem;
}

.pro_summary .specs p::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 6px;
  height: 6px;
  background: var(--color);
  border-radius: 50%;
  opacity: 0.6;
}

.pro_summary .specs strong {
  color: #111;
  margin-right: 10px;
}

.inquiry_btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 0.65rem;
  background: linear-gradient(135deg, #a80000 0%, #ff3333 100%);
  color: #fff;
  font-size: var(--f22);
  border-radius: 50px;
  margin-bottom: 0.5rem;
  transition: all 0.4s;
  box-shadow: 0 8px 20px rgba(206, 0, 0, 0.2);
  font-weight: 600;
}

.inquiry_btn i {
  margin-right: 0.15rem;
  font-size: var(--f24);
}

.inquiry_btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 25px rgba(206, 0, 0, 0.3);
  background: linear-gradient(135deg, #a80000 0%, #e60000 100%);
  color: #fff;
}

.contact_mgr {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  padding: 0.2rem 0.3rem;
  background: #fff5f5;
  border-radius: 50px;
  align-self: flex-start;
}

.mgr_icon {
  font-size: var(--f18);
  color: #1365b9;
  font-weight: 600;
}

.mgr_icon i {
  font-size: var(--f22);
  vertical-align: middle;
}

.mgr_info {
  font-size: var(--f20);
  color: #333;
  font-weight: 600;
}

/* Tabs 鏍峰紡缇庡寲 */
.product_detail_tabs {
  background: #fff;
  padding: 0.6rem;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.04);
  border: 1px solid #f5f5f5;
}

.tabs_header {
  display: flex;
  justify-content: center;
  border-bottom: 2px solid #f0f0f0;
  margin-bottom: 0.5rem;
  gap: 0.4rem;
}

.tab_nav {
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab_nav span {
  font-size: var(--f24);
  color: #666;
  font-weight: 500;
}

.tab_nav::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color);
  transition: all 0.3s ease;
}

.tab_nav:hover span {
  color: var(--color);
}

.tab_nav.active span {
  color: var(--color);
  font-weight: 700;
}

.tab_nav.active::after {
  width: 100%;
}

.tab_nav .marker {
  width: 10px;
  height: 10px;
  background: var(--color);
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  display: none;
  z-index: 1;
}

.tab_nav.active .marker {
  display: block;
}

.tabs_body {
  padding-top: 0.2rem;
}

.tab_panel {
  display: none;
  animation-duration: 0.5s;
}

.tab_panel.active {
  display: block;
}

.rich_text {
  font-size: var(--f18);
  color: #444;
  line-height: 2.2;
}

.rich_text p {
  margin-bottom: 0.1rem;
  text-align: justify;
}

.rich_text img {
  max-width: 100%;
  display: block;
  margin: 0.5rem auto;
  border-radius: 12px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.08);
}

@media (max-width: 1200px) {
  .product_detail_main {
    flex-direction: column;
    padding: 0.4rem;
  }

  .pro_visual {
    width: 100%;
  }

  .main_image {
    height: auto;
    aspect-ratio: 16/10;
  }

  .pro_summary .title {
    font-size: var(--f32);
    margin-top: 0.2rem;
  }
}

@media (max-width: 768px) {
  .thumb_item {
    width: 23%;
    height: auto;
    aspect-ratio: 4/3;
  }

  .tab_nav {
    padding: 0.2rem 0rem;
  }

  .tab_nav span {
    font-size: var(--f18);
  }

  .inquiry_btn {
    width: 100%;
    height: 0.75rem;
  }

  .product_detail_tabs {
    padding: 0.3rem;
  }
}

.layui-layer-setwin .layui-layer-close2 {
  top: 0 !important;
  right: 0 !important;
}

/* 鏂伴椈鍒楄〃椤甸潰鏍峰紡 */
.newsbox_list {
  margin-top: 0.6rem;
}

.news_item_row {
  display: flex;
  gap: 0.5rem;
  background: #fff;
  padding: 0.3rem;
  margin-bottom: 0.4rem;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  border: 1px solid #f5f5f5;
  text-decoration: none !important;
  align-items: center;
}

.news_item_row:hover {
  box-shadow: 0 15px 40px rgba(19, 101, 185, 0.12);
  transform: translateY(-5px);
  border-color: #1365b9;
}

.news_img {
  width: 4.8rem;
  height: 3.2rem;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: #f8f8f8;
}

.news_img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.news_item_row:hover .news_img img {
  transform: scale(1.1);
}

.news_date {
  position: absolute;
  top: 0;
  left: 0;
  background: linear-gradient(135deg, #a80000 0%, #ff3333 100%);
  color: #fff;
  padding: 10px 15px;
  text-align: center;
  line-height: 1.2;
  border-bottom-right-radius:5px;
  z-index: 2;
  box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
}

.news_date .day {
  display: block;
  font-size: var(--f30);
  font-weight: 800;
}

.news_date .year {
  display: block;
  font-size: var(--f14);
  opacity: 0.9;
  letter-spacing: 1px;
}

.news_info {
  flex: 1;
  padding: 0 0.2rem;
}

.news_info h3 {
  font-size: var(--f26);
  color: #222;
  font-weight: 700;
  margin-bottom: 0.25rem;
  transition: color 0.3s;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
}

.news_item_row:hover h3 {
  color: #1365b9;
}

.news_info .desc {
  font-size: var(--f18);
  color: #666;
  line-height: 1.8;
  margin-bottom: 0.4rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  text-align: justify;
}

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

.news_tag {
  font-size: var(--f14);
  color: #1365b9;
  background: #f0f7ff;
  padding: 4px 15px;
  border-radius: 50px;
  font-weight: 500;
}

.more_btn_news {
  display: inline-flex;
  align-items: center;
  color: #888;
  font-size: var(--f16);
  transition: all 0.3s;
  background: #f9f9f9;
  padding: 8px 20px;
  border-radius: 50px;
}

.more_btn_news i {
  margin-left: 10px;
  font-size: var(--f14);
  transition: transform 0.3s;
}

.news_item_row:hover .more_btn_news {
  background: #1365b9;
  color: #fff;
}

.news_item_row:hover .more_btn_news i {
  transform: translateX(5px);
}

@media (max-width: 1200px) {
  .news_img {
    width: 4rem;
    height: 2.8rem;
  }

  .news_info h3 {
    font-size: var(--f24);
  }
}

@media (max-width: 768px) {
  .news_item_row {
    flex-direction: column;
    padding: 0;
    overflow: hidden;
    gap: 0;
    align-items: flex-start;
  }

  .news_img {
    width: 100%;
    height: 4.5rem;
    border-radius: 0;
  }

  .news_info {
    padding: 0.4rem;
    width: 100%;
  }

  .news_info h3 {
    font-size: var(--f22);
    -webkit-line-clamp: 2;
  }

  .news_info .desc {
    font-size: var(--f16);
  }
}

/* 鏈嶅姟鏀寔椤甸潰缇庡寲 */
.service_page {
  background-color: #f7f9fc;
}

.service_section {
  background: #fff;
  padding: 0.6rem;
  border-radius: 24px;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.04);
  border: 1px solid #f0f3f7;
  margin-bottom: 0.6rem;
}

.sec_title {
  font-size: var(--f36);
  color: #222;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.7rem;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sec_title_en {
  font-size: var(--f14);
  color: #004c97;
  text-transform: uppercase;
  letter-spacing: 5px;
  margin-bottom: 12px;
  font-weight: 700;
  background: #e8f3fe;
  padding: 4px 18px;
  border-radius: 50px;
}

.sec_title::after {
  content: "";
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, #004c97, #2071c1);
  margin-top: 15px;
  border-radius: 2px;
}

/* 鐞嗗康鍗″潡缇庡寲 */
.concept_grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.concept_card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  border: 1px solid #f0f0f0;
}

.concept_card:hover {
  transform: translateY(-12px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
  border-color: #004c97;
}

.concept_card .img {
  width: 100%;
  height: 2.4rem;
  overflow: hidden;
  position: relative;
}

.concept_card .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.concept_card:hover .img img {
  transform: scale(1.15);
}

.concept_card .info {
  padding: 0.35rem 0.2rem;
  text-align: center;
}

.concept_card h4 {
  font-size: var(--f22);
  color: #111;
  margin-bottom: 0.05rem;
  font-weight: 700;
}

.concept_card p {
  font-size: var(--f16);
  color: #666;
  line-height: 1.5;
}

/* 鏈嶅姟娴佺▼缇庡寲 */
.process_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.process_item {
  background: #f9fbff;
  padding: 0.7rem 0.4rem;
  text-align: center;
  border-radius: 20px;
  border: 1px solid #e1e1e1;
  transition: all 0.4s;
}

.process_item:hover {
  background: #fdfefe;
  box-shadow: 0 15px 45px rgba(19, 101, 185, 0.08);
  transform: translateY(-5px);
  border-color: #1365b9;
}

.process_item .icon {
  width: 1.2rem;
  height: 1.2rem;
  background: linear-gradient(135deg, #1365b9 0%, #3498db 100%);
  color: #fff;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.4rem;
  font-size: 0.6rem;
  box-shadow: 0 10px 20px rgba(19, 101, 185, 0.2);
}
.process_item .icon i{ font-size:0.6rem;}
.process_item h4 {
  font-size: var(--f24);
  color: #222;
  font-weight: 800;
  margin-bottom: 0.4rem;
}

.process_item ul li {
  font-size: var(--f17);
  color: #555;
  padding: 10px 0;
  border-bottom: 1px dashed #eee;
}

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

/* 鏈嶅姟鏍囧噯缇庡寲 */
.standards_list {
  background: #f9fbff;
  padding: 0.6rem;
  border-radius: 20px;
  border: 1px solid #e5ebf5;
}

.standard_item {
  background: #fff;
  padding: 0.4rem;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  margin-bottom: 0.4rem;
  transition: all 0.3s;
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
}

.standard_item:hover {
  transform: translateX(10px);
  border-left: 6px solid #004c97;
}

.standard_item .label {
  width: 1.2rem;
  height: 0.9rem;
  font-size: var(--f28);
  background: linear-gradient(135deg, #004c97 0%, #1660b3 100%);
  border-radius: 12px;
  color: #fff;
  font-weight: 700;

  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.standard_item .content strong {
  font-size: var(--f22);
  color: #111;
  display: block;
  margin-bottom: 10px;
}

/* 鏈嶅姟缃戠粶鐗堝潡缇庡寲 */
.network_bg {
  background: url(../images/serbg.jpg) no-repeat center top;
  background-size: cover;
  position: relative;
  overflow: hidden;
}

.network_bg::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(19, 101, 185, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.network_content p {
  font-size: var(--f26);
  font-weight: 500;
  color: #fff;
  margin-bottom: 0.15rem;
  text-align: center;
}

.network_content p span {
  color: #ffc000;
  font-size: 1.2em;
}

.network_features {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.network_features span {
  background: #fff;
  color: #1365b9;
  padding: 15px 35px;
  border-radius: 50px;
  font-weight: 700;
  box-shadow: 0 8px 25px rgba(19, 101, 185, 0.1);
  border: 1px solid #e0e9f5;
  transition: all 0.3s;
}

.network_features span:hover {
  background: #1365b9;
  color: #fff;
  transform: translateY(-3px);
}

/* 閰嶄欢鐗堝潡缇庡寲 */
.parts_container {
  display: flex;
  gap: 0.6rem;
}

.parts_box {
  background: #f9fbff;
  padding: 0.4rem;
  border-radius: 16px;
  border-left: 5px solid #004c97;
  margin-bottom: 0.4rem;
}

.parts_box h5 {
  font-size: var(--f28);
  color: #004c97;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
}
.parts_box h5 .layui-icon {
  font-size:.4rem;
}
.parts_grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
}

.part_item {
  background: #fff;
  border-radius: 16px;
  padding: 0.15rem;
  border: 1px solid #f0f0f0;
  transition: all 0.4s;
  text-align: center;
}

.part_item:hover {
  border-color: #004c97;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  transform: translateY(-5px);
}

.part_item img {
  width: 100%;
  height: 1.35rem;
  object-fit: contain;
  transition: transform 0.5s;
}

.part_item:hover img {
  transform: scale(1.1);
}

.part_item span {
  font-size: var(--f17);
  color: #333;
  font-weight: 600;
}

/* 鑱旂郴鎴戜滑椤甸潰 */
.contact_info_grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 80px;
}

.info_card {
  background: #fdfdfe;
  padding: 50px 30px;
  text-align: center;
  border-radius: 12px;
  transition: all 0.3s;
  border: 1px solid #f0f3f7;
}

.info_card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border-color: #1365b9;
}

.info_card .icon_box {
  width: 80px;
  height: 80px;
  margin: 0 auto 25px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.info_card .icon_box i {
  font-size: 36px;
  color: #fff;
}

.info_card .icon_box.bg_blue { background: linear-gradient(135deg, #1365b9, #1e88e5); }
.info_card .icon_box.bg_green { background: linear-gradient(135deg, #4caf50, #81c784); }
.info_card .icon_box.bg_blue_light { background: linear-gradient(135deg, #03a9f4, #4fc3f7); }
.info_card .icon_box.bg_dark { background: #fff; border: 1px solid #eee; overflow: hidden; border-radius: 8px; }

.info_card .qr_img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.info_card h4 {
  font-size: 18px;
  color: #666;
  margin-bottom: 15px;
  font-weight: 500;
}

.info_card p {
  font-size: 18px;
  color: #222;
  font-weight: 700;
  line-height: 1.4;
  word-break: break-all;
}

.message_section {
  display: flex;
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 50px rgba(0, 0, 0, 0.08);
}

.message_left {
  flex: 1.2;
  position: relative;
  min-height: 500px;
}

.msg_img_box {
  width: 100%;
  height: 100%;
  position: relative;
}

.msg_img_box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.msg_text {
  position: absolute;
  left: 60px;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  z-index: 2;
}

.msg_text .en {
  font-size: 80px;
  font-weight: 900;
  opacity: 0.1;
  text-transform: uppercase;
  display: block;
  line-height: 1;
  font-family: Arial, Helvetica, sans-serif;
}

.msg_text .sub {
  font-size: 18px;
  margin-bottom: 10px;
  opacity: 0.9;
}

.msg_text h3 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 2px;
}

.message_right {
  flex: 0.8;
  padding: 60px 80px;
  background: #fff;
}

.form_box h3 {
  font-size: 28px;
  color: #222;
  font-weight: 800;
  margin-bottom: 40px;
  position: relative;
}

.form_item {
  margin-bottom: 25px;
}

.form_item label {
  display: block;
  font-size: 16px;
  color: #333;
  margin-bottom: 12px;
  font-weight: 600;
}

.form_item label span {
  color: #ce0000;
  margin-left: 5px;
}

.form_item .layui-input,
.form_item .layui-textarea {
  border: none;
  border-bottom: 1px solid #eee;
  padding-left: 0;
  font-size: 16px;
  transition: all 0.3s;
  border-radius: 0;
}

.form_item .layui-input:focus,
.form_item .layui-textarea:focus {
  border-bottom-color: #1365b9;
  background: transparent;
}

.form_item .layui-textarea {
  min-height: 100px;
  resize: none;
}

.form_btn {
  margin-top: 40px;
}

.submit_btn {
  width: 180px;
  height: 54px;
  background: linear-gradient(90deg, #1365b9, #1e88e5);
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 8px 20px rgba(19, 101, 185, 0.2);
}

.submit_btn i {
  margin-left: 10px;
  font-size: 14px;
}

.submit_btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(19, 101, 185, 0.3);
  opacity: 0.9;
}

@media (max-width: 1200px) {
  .contact_info_grid { grid-template-columns: repeat(2, 1fr); }
  .message_section { flex-direction: column; }
  .message_right { padding: 40px; }
  .msg_text { left: 40px; }
}

@media (max-width: 768px) {
  .contact_info_grid { grid-template-columns: 1fr; }
  .msg_text h3 { font-size: 28px; }
  .msg_text .en { font-size: 50px; }
  .message_left { min-height: 300px; }
}
.knowledge_list {
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.knowledge_item {
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid #f0f0f0;
}

.knowledge_item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
  border-color: #1365b9;
}

.knowledge_item.active {
  border-color: #1365b9;
  box-shadow: 0 10px 30px rgba(19, 101, 185, 0.1);
}

.k_title {
  padding: 25px 30px;
  display: flex;
  align-items: center;
  cursor: pointer;
  position: relative;
  background: #fff;
  transition: background 0.3s;
}

.k_title .q_badge {
  width: 32px;
  height: 32px;
  background: #004c97;
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-right: 15px;
  font-size: 16px;
  flex-shrink: 0;
}

.k_title h3 {
  flex: 1;
  font-size: 18px;
  color: #333;
  font-weight: 600;
  margin: 0;
  transition: color 0.3s;
}

.k_title .layui-icon-down {
  font-size: 18px;
  color: #999;
  transition: transform 0.4s;
}

.knowledge_item.active .k_title .layui-icon-down {
  transform: rotate(180deg);
  color: #1365b9;
}

.knowledge_item.active .k_title h3 {
  color: #1365b9;
}

.k_answer {
  display: none;
  background: #f9fbff;
  border-top: 1px solid #f0f6ff;
}

.a_content {
  padding: 25px 30px;
  display: flex;
  align-items: flex-start;
}

.a_badge {
  width: 32px;
  height: 32px;
  background: #e2221f;
  color: #fff;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  margin-right: 15px;
  font-size: 16px;
  flex-shrink: 0;
}

.a_content p {
  flex: 1;
  font-size: 16px;
  color: #666;
  line-height: 1.8;
  margin: 0;
}

@media (max-width: 768px) {
  .k_title {
    padding: 15px 20px;
  }

  .k_title h3 {
    font-size: 16px;
  }

  .a_content {
    padding: 15px 20px;
  }

  .a_content p {
    font-size: 14px;
  }
}

@media (max-width: 1200px) {
  .concept_grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .parts_grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process_grid {
    grid-template-columns: 1fr;
  }

  .parts_container {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .sec_title {
    font-size: var(--f28);
  }

  .network_content p {
    font-size: var(--f20);
  }

  .network_features {
    flex-direction: column;
    gap: 0.3rem;
  }

  .standard_item {
    flex-direction: column;
  }

   .contProTxt table {
  border:none  !important; 
  font-size: 16px; 
  border-collapse: collapse;
  margin-top: 10px; 
  box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  display: block;        /* 把 table 变成块级盒子 */
  width: 100%;           /* 占满父级宽度 */
  min-width: 320px;      /* 内容最小宽度，大于屏幕即出现滚动条 */
  overflow-x: auto;      /* 横向滚动只发生在 table 上 */
  -webkit-overflow-scrolling: touch;
  border-collapse: collapse;
}



}





@media (max-width: 1200px) {
  .concept_grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process_grid {
    grid-template-columns: 1fr;
  }

  .parts_container {
    flex-direction: column;
  }

  .parts_left {
    width: 100%;
  }

  .parts_grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .parts_grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .network_content p {
    font-size: var(--f20);
  }

  .network_features {
    flex-direction: column;
    gap: 0.2rem;
  }

  .standard_item {
    flex-direction: column;
  }

  .standard_item .label {
    width: 100%;
    height: auto;
    padding: 5px 0;
  }

  .service_section {
    padding: 20px
  }

  .concept_grid {
    grid-template-columns: repeat(1, 1fr);
  }

  .concept_card .img {
    height: 3.4rem;
  }

  .standards_list {
    padding: 20px
  }

  .part_item {
    padding: 10px;
  }
}