/*banner st*/
.m_center .z_banner .z_swiper-container .z_swiper-wrapper .z_swiper-slide {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  width: 100%;
}

.banner {
  position: relative;
  width: 100%;
  height: 538px;
  overflow: hidden;
}

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

.banner-text-home {
  position: absolute;
  top: 30%;
  left: 45%;
  color: white;
  font-size: 35px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
  text-align: right;
}

.banner-text-about {
  position: absolute;
  top: 56%;
  left: 20%;

  color: white;
  font-size: 35px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
  text-align: center;
}

.banner-text {
  position: absolute;
  top: 56%;
  left: 50%;

  transform: translate(-50%, -50%);

  color: white;
  font-size: 35px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
  text-align: center;
}

.banner-text-oem {
  position: absolute;
  top: 56%;
  left: 50%;

  transform: translate(-50%, -50%);

  color: white;
  font-size: 35px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
  text-align: center;
}

.banner-text-contact {
  position: absolute;
  top: 56%;
  left: 20%;

  color: white;
  font-size: 35px;
  font-weight: bold;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
  text-align: center;
}

/* banner基础样式 */
.banner-slide {
  display: none;
  position: relative;
}

.banner-slide img {
  width: 100%;
  display: block;
}

/*banner ed*/

/*news st*/
.news-list {
  margin: 0 auto;
}

.news-item {
  display: flex;
  align-items: flex-start;
  padding: 18px 24px;
  margin-bottom: 16px;
  border: 1px solid #d4d4d4;
  border-radius: 8px;
  background: #fafafa;
  transition: all 0.3s ease;
}

.news-item:hover {
  background: #f5f7fa;
  border-color: #8a9fd1;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.news-date {
  min-width: 160px;
  font-weight: bold;
  color: #3e9c35;
  font-size: 16px;
  padding-top: 4px;
}

.news-text {
  flex: 1;
  font-size: 15px;
  line-height: 1.8;
  color: #333;
}

/*news ed*/

/*home st*/
.page-title {
  text-align: center;
  font-size: 32px;
  color: #333;
  border-bottom: 2px solid #88aacc;
  display: inline-block;
  left: 50%;
  position: relative;
  transform: translateX(-50%);
  padding-bottom: 6px;
  margin-bottom: 60px;
}

.goods-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 50px 20px;
  max-width: 1300px;
  margin: 0 auto;
}

.goods-item {
  text-align: center;
}

.goods-img-box {
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.goods-img {
  max-height: 220px;
  max-width: 90%;
  object-fit: contain;
}

.goods-name {
  font-size: 22px;
  font-weight: 500;
  color: #222;
  margin-bottom: 12px;
}

.goods-desc {
  font-size: 14px;
  color: #444;
  line-height: 1.6;
}

/*home ed*/

.max {
  width: 100%;
}

.m_head {
  position: absolute;
  width: 100%;
  left: 0;
  top: 0;
  background-color: white;
  z-index: 9;
}

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

.m_head .z_max .nav ul {
  display: flex;
  align-items: center;
}

.m_head .z_max .nav ul li {
  margin-left: 45px;
  min-width: 50px;
  position: relative;
}

.m_head .z_max .nav ul li.active::before {
  content: "";
  position: absolute;
  width: 100%;
  border-bottom: 2px dashed #fff;
  left: 0;
  bottom: 15px;
}

.m_head .z_max .nav ul li a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 105px;
  font-size: 16px;
  color: black;
  font-family: 'SourceHanSansSC-Medium';
  position: relative;
  z-index: 2;
}

.z_aa {
  width: 100%;
  float: left;
  margin-top: 120px;
  margin-bottom: 110px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.z_aa .title {
  width: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  padding-left: 15px;
}

.z_aa .title h4 {
  position: relative;
  z-index: 3;
  float: left;
  padding-bottom: 3px;
  margin-bottom: 5px;
}

.z_aa .title h4 span {
  font-size: 40px;
  color: #333;
  font-family: 'SourceHanSansSC-Normal';
  position: relative;
  z-index: 2;
}

.z_aa .title h4::before {
  content: "";
  position: absolute;
  z-index: 1;
  width: 100%;
  left: 0;
  bottom: 0;
  height: 15px;
  background: #8e9bc7;
}

.z_aa .font {
  font-size: 30px;
}

.z_pp {
  width: 100%;
  float: left;
  height: 760px;
  margin-bottom: 70px;
  position: relative;
  margin-top: 80px;
}

.z_pp ul {
  width: 100%;
  float: left;
  position: relative;
  height: 100%;
}

.z_pp ul li {
  position: absolute;
  z-index: 7;
}

.z_pp ul li:nth-child(1) {
  width: 407px;
  left: -5px;
  top: 176px;
  z-index: 9;
}

.z_pp ul li:nth-child(2) {
  z-index: 8;
  top: 146px;
  left: 387px;
  width: 376px;
}

.z_pp ul li:nth-child(3) {
  right: 417px;
  width: 224px;
}

.z_pp ul li:nth-child(4) {
  right: 280px;
  bottom: 13px;
  width: 219px;
}

.z_pp ul li:nth-child(5) {
  right: 12px;
  bottom: 11px;
  width: 224px;
}

.z_pp .img {
  position: absolute;
  z-index: 1;
  width: 1562px;
  right: 0;
  top: 0;
}

.z_pp .img img {
  width: 100%;
  float: left;
}

.z_pp .dt {
  width: 395px;
  position: absolute;
  z-index: 2;
  right: 0;
  top: 0;
}

.z_pp .dt h3 {
  width: 100%;
  float: left;
  text-align: right;
  margin-top: 30px;
  margin-bottom: 10px;
  font-size: 48px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Bold';
}

.z_pp .dt h4 {
  width: 100%;
  float: left;
  text-align: right;
  margin-bottom: 30px;
  font-size: 48px;
  color: #333;
  font-family: 'SourceHanSansSC-Bold';
}

.z_pp .dt font {
  display: block;
  width: 100%;
  float: left;
  font-size: 16px;
  color: #333;
  font-family: 'SourceHanSansSC-Light';
  line-height: 1.5;
  margin-bottom: 50px;
}

.z_pp .dt font span {
  font-size: 18px;
  color: #2a4499;
  display: block;
  font-family: 'SourceHanSansSC-Normal';
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.z_pp .dt font p {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.z_pp .dt .a {
  width: 160px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  float: right;
  background: #2a4499;
  font-size: 18px;
  color: #fff;
  font-family: 'SourceHanSansSC-Light';
}

.z_pp .dt .a img {
  margin-left: 5px;
}

.z_zz {
  width: 100%;
  float: left;
  background: url(../images/bg1.jpg) no-repeat top center;
}

.z_zz .title {
  width: 100%;
  float: left;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 180px;
}

.z_zz .title h3 {
  font-family: 'SourceHanSansSC-Normal';
  font-size: 30px;
  color: #fff;
  line-height: 1.5;
  text-align: center;
  margin: 0 40px;
}

.z_zz .title h3 span {
  display: block;
  font-family: 'SourceHanSansSC-Light';
  font-size: 14px;
  color: #fff;
  opacity: 0.4;
  text-transform: uppercase;
}

.z_zz .title::before {
  content: "";
  display: block;
  width: 145px;
  height: 3px;
  background: #265fc8;
}

.z_zz .title::after {
  content: "";
  display: block;
  width: 145px;
  height: 3px;
  background: #265fc8;
}

.z_zz .swiper-container {
  width: 100%;
  float: left;
}

.z_zz .swiper-container img {
  width: 100%;
}

.z_zz .more {
  width: 100%;
  float: left;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  margin-top: 40px;
  margin-bottom: 80px;
}

.z_zz .more .swiper-button-next {
  background: url(../images/more.jpg) no-repeat;
  width: 159px;
  height: 52px;
  outline: none;
  position: initial;
  margin: 0;
}

.z_zz .more .swiper-button-next::after {
  display: none;
}

.z_dd {
  width: 100%;
  float: left;
  background: url(../images/bg2.jpg) no-repeat;
  height: 380px;
  margin: 80px 0;
  box-sizing: border-box;
  padding: 0 125px;
}

.z_dd h3 {
  width: 100%;
  float: left;
  font-size: 48px;
  color: #fff;
  text-transform: uppercase;
  font-family: 'SourceHanSansSC-Medium';
  text-align: center;
  margin-top: 70px;
  margin-bottom: 50px;
}

.z_dd font {
  display: block;
  width: 100%;
  float: left;
  font-size: 16px;
  color: #fff;
  font-family: 'SourceHanSansSC-Normal';
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  text-align: justify;
}

.z_ser {
  width: 100%;
  float: left;
  background: url(../images/home/bg-service.png) no-repeat top center;
  position: relative;
}

.z_ser .title {
  width: 100%;
  float: left;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 65px;
  margin-bottom: 45px;
}

.z_ser .title h3 {
  font-family: 'SourceHanSansSC-Normal';
  font-size: 30px;
  color: #2a4499;
  line-height: 1.5;
  text-align: center;
  margin: 0 40px;
}

.z_ser .title h3 span {
  display: block;
  font-family: 'SourceHanSansSC-Light';
  font-size: 14px;
  color: #989898;
  opacity: 0.4;
  text-transform: uppercase;
}

.z_ser .title::before {
  content: "";
  display: block;
  width: 145px;
  height: 3px;
  background: #265fc8;
}

.z_ser .title::after {
  content: "";
  display: block;
  width: 145px;
  height: 3px;
  background: #265fc8;
}

.z_ser .ser1 {
  width: 100%;
  float: left;
  margin-bottom: 60px;
}

.z_ser .ser1 li {
  width: 293px;
  float: left;
  margin-bottom: 20px;
  height: 95px;
  display: flex;
  align-items: center;
  background: #fff;
  margin-right: calc(50% - 293px);
  font-size: 24px;
  color: #2a4499;
  cursor: pointer;
}

.z_ser .ser1 li.active {
  color: #fff;
  background: #2a4499;
}

.z_ser .ser1 li.active img.img1 {
  display: none;
}

.z_ser .ser1 li.active img.img2 {
  display: block;
}

.z_ser .ser1 li img {
  margin-left: 20px;
  margin-right: 20px;
}

.z_ser .ser1 li img.img1 {
  display: block;
}

.z_ser .ser1 li img.img2 {
  display: none;
}

.z_ser .ser1 li:nth-child(2n) {
  float: right;
  margin-right: 0;
  margin-left: calc(50% - 293px);
}

.z_ser .ser2 {
  top: 265px;
  width: 435px;
  position: absolute;
  left: 0;
  right: 0;
  margin: 0 auto;
}

.z_ser .ser2::before {
  content: "";
  position: absolute;
  font-family: 'SourceHanSansSC-Medium';
  font-size: 90px;
  color: #333;
  left: -55px;
  top: -65px;
  width: 40px;
  height: 40px;
}

.z_ser .ser2::after {
  content: "";
  position: absolute;
  font-family: 'SourceHanSansSC-Medium';
  font-size: 90px;
  color: #333;
  right: -60px;
  bottom: -90px;
  width: 40px;
  height: 40px;
}

.z_ser .ser2 .li {
  font-size: 22px;

  font-family: 'SourceHanSansSC-Light';
  display: none;
  line-height: 1.5;
}

.z_ser .ser2 .li.on {
  display: block;
}

.z_nn {
  width: 100%;
  float: left;
  margin-bottom: 80px;
}

.z_nn .title {
  width: 100%;
  float: left;
  margin-top: 75px;
  margin-bottom: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.z_nn .title h3 {
  padding-top: 40px;
  font-size: 36px;
  color: #333;
  font-family: 'SourceHanSansSC-Medium';
  position: relative;
}

.z_nn .title h3::after {
  content: "";
  width: 140px;
  height: 3px;
  background: #2a4499;
  margin-left: 20px;
}

.z_nn .title h3 span {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 16px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Bold';
  line-height: 40px;
}

.z_nn .title .a {
  width: 160px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #2a4499;
  font-size: 18px;
  color: #fff;
  font-family: 'SourceHanSansSC-Light';
}

.z_nn .title .a img {
  margin-left: 5px;
}

.z_nn .swiper-container {
  width: 100%;
  float: left;
}

.z_nn .swiper-container .swiper-slide {
  box-sizing: border-box;
  padding: 0 15px;
}

.z_nn .swiper-container .li {
  width: 100%;
  float: left;
  height: 460px;
  box-sizing: border-box;
  padding: 0 45px;
  background: url(../images/bg4.jpg) no-repeat bottom;
  display: flex;
  align-items: flex-start;
}

.z_nn .swiper-container .li .img {
  width: 445px;
  position: relative;
  height: 437px;
  margin-right: 35px;
}

.z_nn .swiper-container .li .img img {
  position: absolute;
}

.z_nn .swiper-container .li .img img:nth-child(1) {
  width: 296px;
  height: 256px;
  z-index: 2;
  right: 0;
  top: 0;
}

.z_nn .swiper-container .li .img img:nth-child(2) {
  width: 246px;
  height: 213px;
  z-index: 1;
  left: 0;
  bottom: 0;
}

.z_nn .swiper-container .li .dt {
  width: 440px;
  margin-top: 115px;
}

.z_nn .swiper-container .li .dt h3 {
  width: 100%;
  float: left;
  font-size: 16px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Normal';
  margin-bottom: 20px;
}

.z_nn .swiper-container .li .dt h4 {
  width: 100%;
  float: left;
  font-size: 16px;
  color: #989898;
  font-family: 'SourceHanSansSC-Light';
  margin-bottom: 80px;
}

.z_nn .swiper-container .li .dt h5 {
  width: 100%;
  float: left;
  text-align: right;
  font-size: 18px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Light';
  margin-bottom: 75px;
}

.z_nn .swiper-container .li .dt a {
  display: flex;
  align-items: center;
  font-size: 16px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Light';
  float: left;
}

.z_nn .swiper-container .li .dt a img {
  margin-left: 5px;
}

.z_nn .swiper-container .swiper-button-next,
.z_nn .swiper-container .swiper-button-prev {
  outline: none;
  width: 39px;
  height: 39px;
}

.z_nn .swiper-container .swiper-button-prev {
  left: 0;
  background: url(../images/left.jpg) no-repeat;
}

.z_nn .swiper-container .swiper-button-prev::after {
  display: none;
}

.z_nn .swiper-container .swiper-button-next {
  right: 0;
  background: url(../images/right.jpg) no-repeat;
}

.z_nn .swiper-container .swiper-button-next::after {
  display: none;
}

.z_aa1 {
  width: 100%;
  float: left;
  margin-bottom: 110px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-top: 50px;
}

.z_aa1 .left {
  width: 485px;
}

.z_aa1 .left .title {
  width: 100%;
  float: left;
  position: relative;
  box-sizing: border-box;
  padding-left: 15px;
}

.z_aa1 .left .title h3 {
  position: absolute;
  z-index: 1;
  font-size: 100px;
  color: #f4f4f4;
  font-family: 'SourceHanSansSC-Bold';
  left: 5px;
  top: -50px;
  white-space: nowrap;
  letter-spacing: -10px;
}

.z_aa1 .left .title h4 {
  position: relative;
  z-index: 3;
  float: left;
  padding-bottom: 3px;
  margin-bottom: 5px;
}

.z_aa1 .left .title h4 span {
  font-size: 30px;
  color: #333;
  font-family: 'SourceHanSansSC-Normal';
  position: relative;
  z-index: 2;
}

.z_aa1 .left .title h4::before {
  content: "";
  position: absolute;
  z-index: 1;
  width: 100%;
  left: 0;
  bottom: 0;
  height: 15px;
  background: #8e9bc7;
}

.z_aa1 .left .title font {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  float: left;
  font-size: 18px;
  color: #989898;
  font-family: 'SourceHanSansSC-Normal';
  margin-bottom: 95px;
}

.z_aa1 .left .title font::before {
  content: "";
  position: absolute;
  width: 54px;
  height: 3px;
  background: #2a4499;
  left: 0;
  bottom: -40px;
}

.z_aa1 .left .font {
  width: 100%;
  float: left;
  margin-bottom: 95px;
  font-size: 18px;
  color: #666666;
  line-height: 1.5;
  text-align: justify;
}

.z_aa1 .right {
  width: 583px;
  position: relative;
  height: 811px;
}

.z_aa1 .right img {
  width: auto;
  position: absolute;
  z-index: 2;
  left: 0;
  top: 0;
  max-width: initial;
  height: 100%;
}

.z_aa1 .right::before {
  content: "";
  position: absolute;
  z-index: 1;
  background: url(../images/dian.png) no-repeat;
  width: 294px;
  height: 389px;
  left: -65px;
  bottom: -55px;
}

.z_aa2 {
  width: 100%;
  float: left;
  margin-bottom: 80px;
}

.z_aa2 ul li {
  height: 617px;
  position: relative;
  z-index: 1;
  float: left;
  width: 288px;
  margin-right: 15px;
}

.z_aa2 ul li:nth-child(4) {
  margin-right: 0;
}

.z_aa2 ul li img {
  width: 361px;
  height: 362px;
  position: absolute;
  left: 0;
  top: 0;
  max-width: initial;
}

.z_aa2 ul li:nth-child(2n) {
  z-index: 2;
}

.z_aa2 ul li:nth-child(2n) img {
  left: auto;
  top: auto;
  right: 0;
  bottom: 0;
}

.z_index {
  width: 100%;
  float: left;
  background: url(../images/bg5.jpg) no-repeat right;
}

.z_title {
  width: 75%;
  float: left;
  margin-top: 75px;
  margin-bottom: 60px;
  text-align: center;
}

.z_title h3 {
  width: 100%;
  float: left;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: #2a4499;
  font-family: 'SourceHanSansSC-Normal';
  margin-bottom: 15px;
}

.z_title h3::before {
  content: "";
  display: block;
  width: 60px;
  height: 1px;
  background: #cccccc;
  margin-right: 20px;
}

.z_title h3::after {
  content: "";
  display: block;
  width: 60px;
  height: 1px;
  background: #cccccc;
  margin-left: 20px;
}

.z_title font {
  display: block;
  width: 100%;
  float: left;
  font-size: 16px;
  color: #999;
}

.z_zz1 {
  width: 100%;
  float: left;
  box-sizing: border-box;
  padding: 0 88px;
  margin-bottom: 25px;
}

.z_zz1 .font {
  width: 100%;
  float: left;
  font-family: 'SourceHanSansSC-Normal';
  font-size: 20px;
  color: #666;
  margin-bottom: 75px;
  line-height: 1.5;
}

.z_zz1 ul li {
  float: left;
  margin-bottom: 47px;
  width: 500px;
  height: 552px;
  box-sizing: border-box;
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  justify-content: center;
}

.z_zz1 ul li:nth-child(2n) {
  float: right;
}

.z_pro_left {
  width: 350px;
  float: left;
  margin-bottom: 100px;
}

.z_pro_left h3 {
  display: flex;
  align-items: center;
  width: 100%;
  float: left;
  height: 70px;
  background: #2a4499;
  font-family: 'SourceHanSansSC-Normal';
  font-size: 20px;
  color: #fff;
}

.z_pro_left h3 img {
  margin-left: 38px;
  margin-right: 12px;
}

.z_pro_left ul {
  width: 100%;
  float: left;
  border: 1px solid #f1f1f1;
  border-top: 0;
  box-sizing: border-box;
  padding: 40px 0;
}

.z_pro_left ul li {
  width: 100%;
  float: left;
  box-sizing: border-box;
  padding: 0 40px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid #999;
}

.z_pro_left ul li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.z_pro_left ul li a {
  width: 100%;
  float: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'SourceHanSansSC-Light';
  font-size: 18px;
  color: #333;
}

.z_pro_left ul li a::after {
  content: "";
  display: block;
  width: 11px;
  height: 11px;
  box-sizing: border-box;
  border-top: 2px solid #333;
  border-right: 2px solid #333;
  transform: rotate(45deg);
}

.z_pro_left ul li.active a {
  color: #2a4499;
  font-family: 'SourceHanSansSC-Normal';
}

.z_pro_left ul li.active a::after {
  border-top: 2px solid #2a4499;
  border-right: 2px solid #2a4499;
}

.z_pro_left ul li:hover a {
  color: #2a4499;
  font-family: 'SourceHanSansSC-Normal';
}

.z_pro_left ul li:hover a::after {
  border-top: 2px solid #2a4499;
  border-right: 2px solid #2a4499;
}

.z_pro_right {
  width: calc(100% - 450px);
  float: right;
  font-size: 16px;
  color: #989898;
  line-height: 1.5;
  margin-bottom: 100px;
}

.z_pro_right h3 {
  width: 100%;
  float: left;
  font-family: 'SourceHanSansSC-Normal';
  margin-top: 30px;
  padding-bottom: 15px;
  margin-bottom: 25px;
  border-bottom: 1px solid #f1f1f1;
  font-size: 20px;
  color: #333;
}

.z_con {
  width: 100%;
  float: left;
  box-sizing: border-box;
  padding-left: 140px;
}

.z_con li {
  width: 100%;
  float: left;
  margin-bottom: 50px;
  display: flex;
  align-items: center;
  font-family: 'SourceHanSansSC-Normal';
  font-size: 24px;
  color: #333;
}

.z_con li img {
  margin-right: 15px;
}

.z_map {
  width: 100%;
  float: left;
  margin-bottom: 80px;
}

.z_nn1 {
  width: 85%;
  float: left;
}

.z_nn1 ul li {
  float: left;
  width: 450px;
  height: 160px;
  margin-bottom: 30px;
  border-radius: 5px;
  -moz-box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.1);
  -webkit-box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.1);
  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.1);
}

.z_nn1 ul li:nth-child(2n) {
  float: right;
}

.z_nn1 ul li a {
  width: 100%;
  float: left;
  box-sizing: border-box;
  height: 100%;
  padding: 30px;
  display: flex;
  align-items: flex-start;
}

.z_nn1 ul li a img {
  width: 141px;
  height: 114px;
}

.z_nn1 ul li a dt {
  flex: 1;
  width: 350px;
  margin-left: 30px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-flow: column;
  height: 100%;
}

.z_nn1 ul li a dt h3 {
  font-size: 20px;
  color: #333;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 100%;
}

.z_nn1 ul li a dt h4 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.z_nn1 ul li a dt h4 font {
  font-size: 14px;
  color: #999;
  display: flex;
  align-items: center;
}

.z_nn1 ul li a dt h4 font img {
  width: auto;
  height: auto;
  margin-right: 5px;
}

.z_nn1 ul li a dt h4 span {
  font-size: 14px;
  color: #2a4499;
  display: flex;
  align-items: center;
}

.z_nn1 ul li a dt h4 span::before {
  content: "|";
  color: #2a4499;
  margin-right: 3px;
}

.z_nn1 ul li a dt h4 span::after {
  content: "|";
  color: #2a4499;
  margin-left: 3px;
}

.z_page {
  width: 100%;
  float: left;
  margin-top: 15px;
  margin-bottom: 80px;
  text-align: right;
}

.z_page a {
  display: inline-block;
  margin-left: 5px;
  min-width: 32px;
  height: 32px;
  padding: 0px 5px;
  line-height: 32px;
  text-align: center;
  background: #e6e6e6;
  border-radius: 5px;
  font-size: 16px;
  color: #333;
}

.z_page a.select {
  background: #2a4499;
  color: #fff;
}

.z_page a:hover {
  background: #2a4499;
  color: #fff;
}

.z_page a:first-child {
  width: 60px;
}

.z_page a:last-child {
  width: 60px;
}

.z_show {
  width: 100%;
  float: left;
  margin-bottom: 40px;
}

.z_show .title {
  width: 100%;
  float: left;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-flow: column;
  height: 125px;
  margin-bottom: 40px;
  border-bottom: 1px solid #eeeeee;
  background: #f9f9f9;
  text-align: center;
}

.z_show .title h3 {
  font-size: 24px;
  color: #333;
  margin-bottom: 25px;
}

.z_show .title h4 {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #999;
}

.z_show .title h4 img {
  margin-right: 10px;
}

.z_show .font {
  width: 100%;
  float: left;
  line-height: 1.5;
  font-size: 16px;
  color: #333;
}

.z_fanye {
  width: 100%;
  float: left;
  border-top: 1px dashed #c1c1c1;
  padding-top: 20px;
  margin-bottom: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.z_fanye a {
  display: flex;
  align-items: center;
  font-size: 16px;
  color: #333;
}

.z_fanye a::before {
  content: "";
  display: block;
  margin-right: 30px;
  background: url(../images/jt1.png) no-repeat;
  width: 43px;
  height: 10px;
}

.z_fanye a:last-child::before {
  transform: rotate(180deg);
}

.z_fanye a:hover {
  color: #2a4499;
}

.z_fanye a:hover::before {
  background: url(../images/jt2.png) no-repeat;
}

.z_index1 {
  width: 100%;
  float: left;
  background: url(../images/bg5.jpg) #fcfcfc no-repeat bottom;
}

.z_index2 {
  width: 100%;
  float: left;
  background: url(../images/bg5.jpg) #fcfcfc no-repeat bottom;
}

.z_index2 .z_max .z_ab {
  width: 1200px;
  height: 780px;
  margin: 0 auto;
}

.z_index2 .z_max .z_ab li {
  width: 200px;
  height: 131px;
  float: left;
  margin: auto 9px;
  margin-top: 26px;
}

.z_index2 .z_max .z_ab li a img {
  width: 181px;
  height: 131px;
}

.z_ab {
  width: 100%;
  float: left;
  margin-top: 120px;
  margin-bottom: 110px;

}

.z_ac {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.z_ab .title {
  width: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  box-sizing: border-box;
  padding-left: 15px;
}

.z_ab .title h4 {
  position: relative;
  z-index: 3;
  float: left;
  padding-bottom: 3px;
  margin-bottom: 5px;
}

.z_ab .title h4 span {
  font-size: 40px;
  color: #333;
  font-family: 'SourceHanSansSC-Normal';
  position: relative;
  z-index: 2;
}

.z_ab .title h4::before {
  content: "";
  position: absolute;
  z-index: 1;
  width: 100%;
  left: 0;
  bottom: 0;
  height: 15px;
  background: #8e9bc7;
}

.z_ab .font {
  font-size: 30px;
}

.company-name {
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 25px;
  font-weight: bold;
  margin-left: 20px;
}

.company-name-foot {
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 25px;
  font-weight: bold;
  margin-left: 20px;
  color: white;
}

/* footer st */
.m_foot {
  width: 100%;
  padding: 40px 0 20px;
  background-color: #233040;
}

.m_foot .z_max {
  max-width: 1200px;
  margin: 0 auto;
}

.foot-wrap {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 30px;
}

.foot-left {
  display: flex;
  flex-direction: column;
}

.foot-logo-box {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  gap: 40px;
}

.foot-logo-box img {
  height: 60px;
}

.foot-logo-box .company-name {
  font-size: 42px;
  font-weight: bold;
}

.foot-slogan {
  font-size: 28px;
  color: #ff6600;
  margin-top: 16px;
  font-weight: bold;
}

.foot-nav ul {
  list-style: none;
}

.foot-nav li {
  margin: 12px 0;
}

.foot-nav li a {
  font-size: 15px;
  color: white;
  text-decoration: none;
}

/* 底部版权文字 */
.foot-copyright {
  width: 100%;
  text-align: center;
  font-size: 14px;
  color: white;
}

/* 移动端适配 */
@media (max-width: 768px) {
  .foot-wrap {
    flex-direction: column;
    gap: 30px;
    align-items: center;
    text-align: center;
  }

  .foot-slogan {
    text-align: center;
  }

  .foot-nav {
    text-align: center;
  }

  .foot-logo-box {
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
  }

  .foot-logo-box .company-name {
    font-size: 28px;
  }

  .foot-slogan,
  .foot-nav li a,
  .foot-copyright {
    font-size: 18px;
  }
}

/* footer ed */

/* product st*/
.product {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Meiryo", "メイリオ", sans-serif;
  background-color: #ffffff;
}

.container {
  display: flex;
  max-width: 1200px;
  margin: 40px auto;
  gap: 40px;
  padding: 0 20px;
}

/* サイドバー */
.sidebar {
  width: 350px;
  flex-shrink: 0;
}

.category-section {
  border: 1px solid #e0e0e0;
  margin-bottom: 1px;
}

.section-title {
  font-size: 14px;
  font-weight: bold;
  padding: 12px 16px;
  background-color: #f8f9fa;
  border-bottom: 1px solid #e0e0e0;
  text-align: center;
}

.category-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid #e0e0e0;
  cursor: pointer;
  transition: background-color 0.2s;
}

.category-item:last-child {
  border-bottom: none;
}

.category-item:hover {
  background-color: #f5f5f5;
}

.category-item.active {
  color: #3366cc;
}

.arrow {
  font-size: 14px;
  color: #666;
}

.main-content {
  flex: 1;
}

.content-header {
  text-align: center;
  margin-bottom: 30px;
  color: #333;
  font-size: 18px;
  position: relative;
}

.content-header::before,
.content-header::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 80px;
  height: 1px;
  background-color: #ccc;
}

.content-header::before {
  left: 20%;
}

.content-header::after {
  right: 20%;
}

.grid-container {
  display: grid;
  grid-template-columns: 1fr;
  /* 仅1列竖排 */
  gap: 5px;
  /* 加大卡片上下间距 */
}

.product-card {
  display: flex;
  align-items: center;
  gap: 30px;
  /* 图片和文字间距放大 */
  padding: 5px;
  /* 卡片内边距加大 */
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.product-image {
  width: 224px;
  height: 144px;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  /* 固定图片宽度，不压缩 */
}

.product-image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}


.product-name {
  font-size: 20px;
  color: #333;
}

/* product ed*/