@font-face {
  font-family: "Poppins";
  src: url("/css/Poppins-Light.ttf");
  font-display: swap;
}
.banner {
  width: 100%;
  height: auto;
  overflow: hidden;
}
.banner img {
  width: 100%;
  height: auto;
  object-fit: cover;
  vertical-align: bottom;
}
.header_top .container_1600 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header_top .header_info .item,
.langBox {
  padding: 0;
}
.header_top .header_info {
  height: 100%;
  display: flex;
  gap: 6%;
  justify-content: end;
  flex: 1;
}
.header_top .header_info .item a {
  white-space: nowrap;
}
.header_top .header_info .item .t {
  margin-top: 5px;
}
.header_top .logo {
  width: 28%;
}
.gaqBox1 {
  width: fit-content;
  height: 50px;
  font-size: 18px;
  color: #fff;
  font-weight: 600;
  text-align: center;
  padding: 0 30px;
  background: linear-gradient(to bottom, #4a9cd6 0%, #1e6bb5 40%, #155a9e 100%);
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 2px 4px rgba(0, 0, 0, 0.25);
  text-shadow: 0 1px 2px rgba(0, 30, 80, 0.5);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  transition: all 0.3s;
}
.gaqBox1:hover {
  transform: translateY(-4px);
}
.header_menu .container_1600 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header_menu .rt {
  display: flex;
  align-items: center;
  padding-right: 50px;
  width: fit-content;
}
.langBox {
  cursor: pointer;
}
.langBox p {
  font-size: 18px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 5px;
}
.langBox p::after {
  display: block;
  content: "";
  width: 12px;
  height: 7px;
  background: url(../images/dropdown_menu.png) no-repeat;
  background-size: contain;
  transition: all 0.3s;
}
.langBox:hover p::after {
  transform: rotate(-180deg);
}
.langBox ul {
  left: 50%;
  min-width: 120px;
  transform: translateX(-50%);
}
.banner .slick_first {
  width: 100%;
  position: relative;
}
.banner .text {
  width: 100%;
  height: auto;
  position: absolute;
  top: 14%;
  z-index: 22;
}
.banner .text .lt {
  width: 55%;
}
.banner .text .title {
  font-size: 60px;
  font-weight: 700;
  color: #000;
  margin-bottom: 25px;
}
.banner .text .mores,
.index_box1 .title a {
  font-size: 24px;
  color: #fff;
  width: fit-content;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 50px;
  border-radius: 10px;
  padding: 0 30px;
  font-weight: 500;
  background: linear-gradient(to bottom, #4a9cd6 0%, #1e6bb5 40%, #155a9e 100%);
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 2px 4px rgba(0, 0, 0, 0.25);
  text-shadow: 0 1px 2px rgba(0, 30, 80, 0.5);
  transition: all 0.3s;
}
.banner .text .mores:hover,
.index_box1 .title a:hover {
  transform: translateY(-5px);
}
.header_menu {
  background: linear-gradient(
    to right,
    #00205b 0%,
    #003380 40%,
    #0055aa 75%,
    #0077cc 100%
  );
}
.index_box1 .tl {
  font-size: 16px;
  color: #229cd3;
  margin-bottom: 5px;
  font-weight: 600;
}
.index_box1 .title h1,
.index_box3 .title h2,
.index_box4 .title h2 {
  font-weight: 600;
}
.index_box1 .title p {
  line-height: 30px;
  font-weight: 500;
  margin-top: 1.5%;
}
.index_box1 .title a {
  border: none;
}

.index_box2 {
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
}
.index_box2 .item_box {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px 15px;
  padding: 50px 0 80px;
  overflow: visible;
}
.index_box2 .item {
  width: auto;
  float: none;
  padding: 0;
  background: #fff;
  border: 1px solid #eaeef3;
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 6px 18px rgba(20, 50, 90, 0.06);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
}
.index_box2 .item:nth-of-type(2n) {
  background: #fff;
}
.index_box2 .item:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 38px rgba(20, 50, 90, 0.16);
  border-color: #cfe0f3;
}
.index_box2 .item .img {
  line-height: 0;
  text-align: center;
  overflow: hidden;
  background: #f5f8fc;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.index_box2 .item .img img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.45s ease;
}
.index_box2 .item:hover .img img {
  transform: scale(1.08);
}
.index_box2 .item h3 {
  margin: 0;
  padding: 16px 16px 6px;
}
.index_box2 .item h3 a {
  font-weight: 600;
  color: #1f2d3d;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: normal;
  transition: color 0.3s ease;
  padding: 0;
}
.index_box2 .item:hover h3 a {
  color: #1e6bb5;
}
.index_box2 .item > a {
  margin-top: auto;
  padding: 0 16px 18px;
  font-size: 14px;
  font-weight: 600;
  color: #1e6bb5;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.3px;
  transition: color 0.3s ease;
}
.index_box2 .item > a::after {
  content: "\2192";
  transition: transform 0.3s ease;
}
.index_box2 .item:hover > a::after {
  transform: translateX(5px);
}
.index_box2 .item > a:hover {
  color: #155a9e;
}
.index_box3 .item_box .item {
  border-radius: 10px;
  overflow: hidden;
}
.index_box3 .item_box .item:nth-child(2n) {
  flex-direction: row-reverse;
  flex-direction: column;
}
.index_box3 .item .text {
  margin-top: 0 !important;
}
.index_box3 .item_box .item a {
  width: 100%;
}
.index_box3 .item_box .item .img {
  padding: 0 !important;
  border-radius: 10px;
  overflow: hidden;
}
.index_box3 .item_box .item:nth-child(2n) a {
  display: flex;
  flex-direction: column-reverse;
}
.index_box3 .item_box .item .img {
  position: static;
}
.index_box3 .item_box .item .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  vertical-align: bottom;
}

.index_box4 {
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fb 100%);
  border-bottom: 1px solid #eaeef3;
}
.index_box4 .title {
  padding: 4% 0 3% 0;
  text-align: center;
}
.index_box4 .title h2 {
  font-size: 38px;
  color: #1f2d3d;
  letter-spacing: 0.5px;
}
.index_box4 .title a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(to bottom, #4a9cd6 0%, #1e6bb5 40%, #155a9e 100%);
  border-radius: 30px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 4px 12px rgba(20, 50, 90, 0.18);
  text-shadow: 0 1px 2px rgba(0, 30, 80, 0.4);
  transition: all 0.3s ease;
}
.index_box4 .title a::after {
  content: "\2192";
  transition: transform 0.3s ease;
}
.index_box4 .title a:hover {
  transform: translateY(-3px);
}
.index_box4 .title a:hover::after {
  transform: translateX(4px);
}

/* 视频卡片 */
.index_box4 .indVideo_box {
  margin-bottom: 24px;
}
.index_box4 .indVideo_box .img {
  line-height: 0;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background: #0f2c57;
  box-shadow: 0 8px 20px rgba(15, 44, 87, 0.1);
  transition:
    box-shadow 0.35s ease,
    transform 0.35s ease;
}
.index_box4 .indVideo_box .img a,
.index_box4 .indVideo_box .video_click {
  display: block;
  position: relative;
}
/* 播放按钮：覆盖 style9.css 的 display:none，改用 reset.css 中纯 CSS 绘制的圆形播放按钮 */
.index_box4 .indVideo_box .video_click:after {
  display: block;
}
.index_box4 .indVideo_box .img img {
  width: 100%;
  height: auto;
  display: block;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.55s ease;
}
.index_box4 .indVideo_box:hover .img {
  box-shadow: 0 16px 34px rgba(15, 44, 87, 0.2);
  transform: translateY(-4px);
}
.index_box4 .indVideo_box:hover .img img {
  transform: scale(1.07);
}

/* CSS 绘制的圆形播放按钮（替换原被隐藏的图片播放标） */

/* 视频标题 */
.index_box4 .indVideo_box span {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: #33414f;
  line-height: 1.45;
  margin-top: 14px;
  padding: 0 2px;
  transition: color 0.3s ease;
}
.index_box4 .indVideo_box:hover span {
  color: #1e6bb5;
}

/* 3D 沙盘 iframe 外框 */
.index_box4 .focus3d-sandTable {
  margin-top: 46px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(15, 44, 87, 0.14);
}
.index_box4 .focus3d-sandTable iframe {
  display: block;
  border-radius: 16px;
  overflow: hidden;
}

.index_box4_bto {
  width: 100%;
  height: auto;
}
.index_box4_bto > .title {
  font-size: 38px;
  font-weight: 600;
  color: #1f2d3d;
  text-align: center;
  letter-spacing: 0.5px;
}

/* Tab 标签 */
.index_box4_bto .top {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 36px;
}
.index_box4_bto .top .item {
  position: relative;
  font-size: 18px;
  font-weight: 500;
  color: #5f6f7f;
  padding: 8px 2px;
  cursor: pointer;
  transition: color 0.3s ease;
  user-select: none;
}
.index_box4_bto .top .item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  background: #1e6bb5;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
}
.index_box4_bto .top .item:hover {
  color: #1e6bb5;
}
.index_box4_bto .top .item.active,
.index_box4_bto .top .item.active:hover {
  color: #1e6bb5;
  font-weight: 600;
}
.index_box4_bto .top .item.active::after {
  transform: scaleX(1);
}

/* 内容区 */
.index_box4_bto .bto {
  position: relative;
  margin-top: 30px;
}
.index_box4_bto .bto .item {
  display: none;
  animation: ib4btoFadeIn 0.45s ease both;
}
.index_box4_bto .bto .item.active {
  display: block;
}
@keyframes ib4btoFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 3D 沙盘 iframe 外框 */
.index_box4_bto .focus3d-sandTable {
  margin-top: 0;
  height: 491px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(15, 44, 87, 0.14);
}
.index_box4_bto .focus3d-sandTable iframe {
  display: block;
  border-radius: 16px;
}

/* 左右箭头导航 */
.index_box4_bto .bto-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(30, 50, 75, 0.55);
  border: none;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background 0.3s ease,
    transform 0.3s ease;
  backdrop-filter: blur(2px);
}
.index_box4_bto .bto-arrow:hover {
  background: #1e6bb5;
  transform: translateY(-50%) scale(1.08);
}
.index_box4_bto .bto-arrow.prev {
  left: 16px;
}
.index_box4_bto .bto-arrow.next {
  right: 16px;
}
.index_box4_bto .bto-arrow::before {
  content: "";
  width: 10px;
  height: 10px;
  border-style: solid;
  border-color: #fff;
  border-width: 0 2px 2px 0;
  display: inline-block;
}
.index_box4_bto .bto-arrow.prev::before {
  transform: rotate(135deg);
  margin-left: 4px;
}
.index_box4_bto .bto-arrow.next::before {
  transform: rotate(-45deg);
  margin-right: 4px;
}

/* ===== 首页客户案例板块 index_box5 优化（覆盖 style9.css）===== */

.index_box5 .title h2 {
  font-weight: 600;
}
.index_box5 .title a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(to bottom, #4a9cd6 0%, #1e6bb5 40%, #155a9e 100%);
  border-radius: 30px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 4px 12px rgba(20, 50, 90, 0.18);
  text-shadow: 0 1px 2px rgba(0, 30, 80, 0.4);
  transition: all 0.3s ease;
}
.index_box5 .title a::after {
  content: "\2192";
  transition: transform 0.3s ease;
}
.index_box5 .title a:hover {
  transform: translateY(-3px);
}
.index_box5 .title a:hover::after {
  transform: translateX(4px);
}

.index_box5 .item .img {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 10px rgba(15, 44, 87, 0.14);
  margin: 0;
}
.index_box5 .item {
  margin: 15px 5px;
}
.index_box5 .item .img img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: all 0.5s;
  vertical-align: bottom;
}
.index_box5 .item .img:hover img {
  transform: scale(1.1);
}
.index_box6 .text h1,
.index_box6 .text p {
  text-shadow: 0 4px 5px rgba(0, 30, 80, 0.5);
}
.index_box6 .text p {
  font-weight: 500;
}
.iderIndexBox6 {
  width: 100%;
  height: auto;
  padding: 4% 0 0;
}
.iderIndexBox6 .bg {
  width: 100%;
  height: auto;
  object-fit: cover;
  vertical-align: bottom;
}
.iderIndexBox6 .container_1200 {
  display: flex;
}
.iderIndexBox6 .img {
  width: 55%;
  height: auto;
  overflow: hidden;
  border-radius: 10px;
  transform: translateY(-80px);
}
.iderIndexBox6 .text {
  flex: 1;
}
.iderIndexBox6 .text .title {
  font-size: 38px;
  color: #1f2d3d;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 4%;
}
.iderIndexBox6 .text .ls,
.iderIndexBox6 .text p,
.iderIndexBox6 .text div {
  font-size: 16px;
  line-height: 30px;
  font-weight: 500;
}
.iderIndexBox6 .text {
  padding: 5% 4% 0 0;
}
.iderIndexBox6 .text .bto {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-top: 5%;
}
.iderIndexBox6 .text .mores {
  font-size: 16px;
  color: #229cd3;
  text-decoration: underline;
}
.iderIndexBox6 .text .video_click {
  font-size: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #000;
  cursor: pointer;
}
.iderIndexBox6 .text .video_click::after {
  position: static;
  display: block;
  content: "";
  width: 45px;
  height: 35px;
  background: url(../images/youtube-fill.svg) no-repeat;
  background-size: contain;
  transform: translate(0);
}
.iderIndexBox6 .img:hover img {
  transform: scale(1.1);
}
.iderIndexBox6 .img img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: all 0.5s;
  vertical-align: bottom;
}

.index_box7 .title {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  overflow: visible;
  border-bottom: 1px solid #eaeef3;
  padding-bottom: 22px;
}
.index_box7 .title h2 {
  font-size: 38px;
  font-weight: 600;
  color: #1f2d3d;
  line-height: 1.2;
  float: none;
  letter-spacing: 0.5px;
}
.index_box7 .title a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  float: none;
  margin-top: 0;
  padding: 10px 28px;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(to bottom, #4a9cd6 0%, #1e6bb5 40%, #155a9e 100%);
  border-radius: 30px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 4px 12px rgba(20, 50, 90, 0.18);
  text-shadow: 0 1px 2px rgba(0, 30, 80, 0.4);
  transition: all 0.3s ease;
}
.index_box7 .title a::after {
  content: "\2192";
  transition: transform 0.3s ease;
}
.index_box7 .title a:hover {
  transform: translateY(-3px);
}
.index_box7 .title a:hover::after {
  transform: translateX(4px);
}
.index_box7 .title .container_1600 {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.index_box7 .index_newsSlick .newsCon_slick .img {
  max-height: 340px;
  border-radius: 10px;
  overflow: hidden;
}
.footer_box {
  clip-path: polygon(0 0, 100% 15%, 100% 100%, 0 100%);
  padding-top: 150px;
  background-color: #052965;
}
.fast_navigation .logos {
  display: flex;
  width: 75%;
}
.fast_navigation .lts {
  width: 25%;
}
.fast_navigation .container_1600 {
  display: flex;
  gap: 6%;
}
.fast_navigation .logos img {
  width: 100%;
  height: auto;
  object-fit: contain;
}
.fast_navigation .lts .tl a,
.fast_navigation .lts .email_click {
  display: flex;
  align-items: center;
  gap: 10px;
}
.fast_navigation .lts .tl,
.fast_navigation .lts .tl a,
.fast_navigation .lts .email_click,
.fast_navigation .lts .adds,
.fast_navigation .lts .adds p {
  font-size: 16px;
  color: #fff;
  line-height: 30px;
}
.fast_navigation .lts .textBox div {
  margin-bottom: 12px;
}
.fast_navigation .lts .textBox {
  margin-top: 20px;
}
.fast_navigation .lts .tl a::before {
  display: block;
  width: 40px;
  height: 20px;
  content: "";
  background: url(../images/footer_ico1.png) no-repeat;
  background-size: contain;
  filter: brightness(0) invert(1);
}
.fast_navigation .lts .email_click::before {
  display: block;
  content: "";
  width: 40px;
  height: 20px;
  filter: brightness(0) invert(1);
  background: url(../images/footer_ico2.png) no-repeat;
  background-size: contain;
}
.fast_navigation .lts .adds {
  display: flex;
  gap: 10px;
}
.fast_navigation .lts .adds p {
  flex: 1;
}
.fast_navigation .lts .adds::before {
  display: block;
  content: "";
  width: 40px;
  height: 20px;
  background: url(../images/footer_ico3.png) no-repeat;
  background-size: contain;
}
.fast_navigation .lts .bto {
  margin-top: 20px;
}
.fast_navigation .lts .bto h3 {
  font-size: 30px;
  color: #fff;
}
.iderIndexBox8 {
  width: 100%;
  height: auto;
  transform: translateY(100px);
}
.iderIndexBox8 .con {
  width: 100%;
  height: auto;
  display: flex;
  padding: 6% 4%;
  gap: 5%;
  align-items: center;
  justify-content: center;
  border-radius: 100px;
  background-color: #229cd3;
}
.iderIndexBox8 .con .title {
  font-size: 30px;
  font-weight: 600;
  color: #fff;
}
.iderIndexBox8 .con .email_click {
  cursor: pointer;
  width: fit-content;
  height: 50px;
  border-radius: 25px;
  padding: 0 25px;
  display: flex;
  color: #fff;
  font-size: 16px;
  align-items: center;
  background-color: #133a71;
  justify-content: center;
}
.iderBannerBox1 {
  width: 100%;
  height: auto;
  position: relative;
}
.iderBannerBox1 .bg {
  width: 100%;
  height: auto;
  object-fit: cover;
  vertical-align: bottom;
}
.iderBannerBox1 .title {
  font-size: 60px;
  color: #fff;
  font-weight: 600;
  text-align: center;
  margin-bottom: 2%;
}
.iderBannerBox1 .text {
  position: absolute;
  left: 0;

  width: 100%;
  top: 50%;
  transform: translateY(-50%);
}
.iderBannerBox1 .text .Crumbs .Crumbs_nav {
  display: flex;
  align-items: center;
  justify-content: center;
}
.iderBannerBox1 .Crumbs {
  border: none;
}
.iderBannerBox1 .Crumbs span,
.iderBannerBox1 .Crumbs a,
.iderBannerBox1 .Crumbs ul i,
.iderBannerBox1 .Crumbs ul li {
  color: #fff;
  font-size: 18px;
  font-weight: 500;
}
.com-card {
  width: 83.35%;
  margin: 0 auto;
}
.com-tl {
  font-size: 40px;
  color: #2c2c2c;
  font-weight: 700;
}
.com-ls30,
.com-ls30 p,
.com-ls30 div {
  font-size: 16px;
  line-height: 30px;
  color: #000;
  font-weight: 500;
}
.com-ls30 p {
  margin-bottom: 4px;
}
.iderProductBox1 {
  width: 100%;
  height: auto;
  padding: 3% 0;
}
.iderProductBox1 .com-ls30 {
  margin-top: 1.5%;
}

/* ===== 产品列表轮播板块 iderProductBox2 ===== */
.iderProductBox2 {
  padding: 2% 0;
  background: #ffffff;
}
.iderProductBox2 .com-tl {
  font-size: 30px;
  color: #1f2d3d;
  margin-bottom: 35px;
  text-align: left;
}

.iderProductBox2Swiper {
  width: 100%;
  overflow: hidden;
  padding: 10px 0 40px;
}

/* 单个产品卡片 */
.iderProductBox2 .con {
  background: #fff;
  border: 1px solid #e8ecf1;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 18px rgba(20, 40, 80, 0.08);
  transition: all 0.35s ease;
  height: 100%;
  display: flex;
  padding-bottom: 25px;
  flex-direction: column;
}
.iderProductBox2 .con:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 30px rgba(20, 40, 80, 0.14);
  border-color: #d0dce8;
}

/* 图片区 */
.iderProductBox2 .img {
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f5f6f8;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  padding: 20px;
}
.iderProductBox2 .img img {
  width: 100%;
  height: 100%;
  object-fit: contain;

  transition: transform 0.4s ease;
}
.iderProductBox2 .con:hover .img img {
  transform: scale(1.05);
}

/* 文案区 */
.iderProductBox2 .text {
  padding: 20px 18px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.iderProductBox2 .name {
  display: block;
  font-size: 18px;
  font-weight: 600;
  color: #1f2d3d;
  line-height: 1.45;
  margin-bottom: 10px;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.iderProductBox2 .name:hover {
  color: #1e6bb5;
}
.iderProductBox2 .ls {
  font-size: 16px;
  color: #6b7b8f;
  margin-bottom: 12px;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.iderProductBox2 .text .mores {
  display: inline-flex;
  align-items: center;
  font-size: 15px;
  color: #0d29d3;
  text-decoration: none;
  font-weight: 500;
  font-family: "Poppins";
  margin-top: auto;
}
.iderProductBox2 .text .mores:hover {
  color: #133a71;
}

/* Inquire 按钮 */
.iderProductBox2 .email_click.inquires {
  width: 50%;
  margin: 0 auto;
  height: 44px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #35347a;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}
.iderProductBox2 .email_click.inquires::before {
  content: "";
  width: 25px;
  height: 24px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpolyline points='22,6 12,13 2,6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}
.iderProductBox2 .email_click.inquires:hover {
  background: #1e6bb5;
}

/* 底部导航 + See all */
.iderProductBox2 .bto {
  display: flex;
  align-items: center;
  gap: 7%;
  margin-top: 10px;
}
.iderProductBox2 .bto .bottom {
  display: flex;
  gap: 12px;
}
.iderProductBox2-prev,
.iderProductBox2-next {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #a1a1a1;
  color: #1f2d3d;
  font-size: 18px;
  font-family: "Poppins";
  cursor: pointer;
  transition: all 0.3s ease;
  user-select: none;
}
.iderProductBox2-prev:hover,
.iderProductBox2-next:hover {
  background: #111828;
  color: #fff;
}
.iderProductBox2 .bto > .mores {
  font-size: 16px;
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 45px;
  border-radius: 30px;
  background-color: #2c46f1;
  padding: 0 25px;
}
.iderProductBox2 .bto > .mores::after {
  content: "→";
}
.iderProductBox3 {
  width: 100%;
  height: auto;
  padding: 2% 0;
}
.iderProductBox3 .com-ls30 h3 {
  font-size: 24px;
  color: #000;
  margin: 1.1% 0;
  font-weight: 500;
}
.iderProductBox3 .com-ls30 h2 {
  font-size: 26px;
  color: #000;
  margin: 1.2% 0;
  font-weight: 500;
}
.iderProductBox3 .com-ls30 a {
  color: #229cd3 !important;
  text-decoration: underline;
}
/* ===== Application 应用图集板块 iderProductBox4 ===== */
.iderProductBox4 {
  padding: 2% 0;
  background: #ffffff;
}

.iderProductBox4 .grids {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  list-style: none;
  padding: 0;
  margin: 0;
  margin-top: 3%;
}
.iderProductBox4 .grids li {
  border-radius: 14px;
  overflow: hidden;
  background: #f5f6f8;
  border: 1px solid #e8ecf1;
  box-shadow: 0 4px 16px rgba(20, 40, 80, 0.06);
  transition: all 0.35s ease;
}
.iderProductBox4 .grids li:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(20, 40, 80, 0.12);
  border-color: #d0dce8;
}
.iderProductBox4 .img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.iderProductBox4 .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.iderProductBox4 .grids li:hover .img img {
  transform: scale(1.05);
}

/* ===== FAQ 手风琴板块 iderProductBox5 ===== */
.iderProductBox5 {
  padding: 2% 0;
  background: #ffffff;
}

.iderProductBox5Con {
  border: 1px solid #e8ecf1;
  border-radius: 14px;
  overflow: hidden;
  margin-top: 3%;
  background: #fff;
  box-shadow: 0 4px 18px rgba(20, 40, 80, 0.06);
}
.iderProductBox5Con .item {
  border-bottom: 1px solid #e8ecf1;
}
.iderProductBox5Con .item:last-child {
  border-bottom: none;
}
.iderProductBox5Con .tl {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  background: #fff;
  transition: background 0.25s ease;
}
.iderProductBox5Con .tl:hover {
  background: #f8fafc;
}
.iderProductBox5Con .tl .name {
  font-size: 20px;
  font-weight: 600;
  color: #1f2d3d;
  margin: 0;
  padding-right: 20px;
  line-height: 1.45;
}
/* 右侧箭头：默认向右，展开/第一项向下 */
.iderProductBox5Con .tl::after {
  content: "";
  width: 9px;
  height: 9px;
  border-top: 2px solid #6b7b8f;
  border-right: 2px solid #6b7b8f;
  transform: rotate(45deg);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.iderProductBox5Con .item.active .name {
  color: #229cd3;
}
.iderProductBox5Con .item.active .tl::after {
  border-top-color: #229cd3;
  border-right-color: #229cd3;
}
.iderProductBox5Con .item.active .tl::after {
  transform: rotate(135deg);
}
/* 答案内容 */
.iderProductBox5Con .text {
  padding: 25px 24px;
  display: none;
  color: #5a6678;
}

/* ===== 产品详情页 视频 + 优势板块 productN_category_video_box ===== */
.productN_category_video_box {
  width: 100%;
  height: auto;
  padding: 3% 0;
}
.com-tl.center {
  text-align: center;
}

/* 内容：左右两栏，桌面左视频 45% 右文字 */
.productN_category_video_content {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  margin-top: 3%;
  gap: 36px;
}

/* 左侧视频：圆角卡片 + 阴影 + 自适应 16:9 */
.productN_category_video_content_left {
  width: 45%;
  height: auto;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 12px 30px rgba(20, 40, 80, 0.14);
  background: #0c1322;
  align-self: flex-start;
}
.productN_category_video_content_left iframe {
  width: 100%;
  height: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  border: 0;
}

/* 右侧优势：白色卡片 + 勾选列表 */
.productN_category_video_content_right {
  flex: 1;
  padding: 30px 32px;
  background: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(20, 40, 80, 0.07);
}
/* 优势列表：语义化 ul/li，每条左侧加绿色对勾 */
.productN_category_video_content_right ul.adv-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.productN_category_video_content_right ul.adv-list + ul.adv-list {
  margin-top: 18px;
}
.productN_category_video_content_right ul.adv-list li {
  position: relative;
  font-size: 16px;
  color: #3a4658;
  font-weight: 400;
  line-height: 1.9;
  padding-left: 30px;
}
.productN_category_video_content_right ul.adv-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: #1e9e6a;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 11px;
}
.productN_category_video_content_right ul.adv-list li + li {
  margin-top: 2px;
}

.productN_category_detial_packging_box {
  width: 100%;
  height: auto;
  padding: 2% 0;
  margin: 0;
}

.productN_category_detial_packging_ul {
  width: 100%;
  height: auto;
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  counter-reset: typeItem;
  margin-top: 3%;
}
.productN_category_detial_packging_ul2 {
  justify-content: space-between;
}
.productN_category_detial_packging_ul li {
  width: 48.5%;
  margin-left: 0;
  margin-top: 28px;
  padding: 34px 32px 34px 78px;
  position: relative;
  background: #ffffff;
  border: 1px solid #e8ecf1;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(20, 40, 80, 0.07);
  transition:
    transform 0.35s ease,
    box-shadow 0.35s ease,
    border-color 0.35s ease;
  counter-increment: typeItem;
}
.productN_category_detial_packging_ul3 {
  gap: 4%;
}
.productN_category_detial_packging_ul3 li {
  width: 30%;
}
.productN_category_detial_packging_ul li:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(20, 40, 80, 0.14);
  border-color: #cdd9e8;
}
/* 左侧编号徽标 */
.productN_category_detial_packging_ul li::before {
  content: counter(typeItem);
  position: absolute;
  left: 28px;
  top: 34px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #1e6bb5;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.productN_category_detial_packging_ul li h4 {
  font-size: 21px;
  color: #1f2d3d;
  font-weight: 700;
  margin: 0 0 12px;
}
.productN_category_detial_packging_ul li p {
  font-size: 15px;
  color: #5a6678;
  line-height: 1.8;
  margin: 0;
}
.productN_category_detial_packging_ul li p + p {
  margin-top: 12px;
}

.productN_category_download {
  margin-top: 40px;
}
.productN_category_download ul {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.productN_category_download li {
  width: 100%;
  height: auto;
}
.productN_category_download li p {
  margin: 0;
}

.productN_category_download li a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 26px;
  background: #fff;
  border: 1px solid #e3ebf3;
  border-radius: 14px;
  box-shadow: 0 6px 22px rgba(20, 40, 80, 0.06);
  font-size: 17px;
  font-weight: 500;
  color: #2a3950;
  text-decoration: none;
  transition: all 0.3s ease;
}
.productN_category_download li a:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 36px rgba(20, 40, 80, 0.14);
  border-color: #cdd9e8;
  color: #1e6bb5;
}

.productN_category_download li a img {
  display: none;
}
.productN_category_download li a::before {
  content: "";
  flex: none;
  width: 26px;
  height: 26px;
  background: #1e6bb5;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/%3E%3Cpolyline points='7 10 12 15 17 10'/%3E%3Cline x1='12' y1='15' x2='12' y2='3'/%3E%3C/svg%3E")
    center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/%3E%3Cpolyline points='7 10 12 15 17 10'/%3E%3Cline x1='12' y1='15' x2='12' y2='3'/%3E%3C/svg%3E")
    center / contain no-repeat;
}
.productN_category_download li a::after {
  content: "";
  margin-left: auto;
  flex: none;
  width: 18px;
  height: 18px;
  background: #9fb0c5;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3Cpolyline points='12 5 19 12 12 19'/%3E%3C/svg%3E")
    center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='5' y1='12' x2='19' y2='12'/%3E%3Cpolyline points='12 5 19 12 12 19'/%3E%3C/svg%3E")
    center / contain no-repeat;
  transition:
    transform 0.3s ease,
    background 0.3s ease;
}
.productN_category_download li a:hover::after {
  background: #1e6bb5;
  transform: translateX(5px);
}

/* ========== 产品详情页 侧边栏分类菜单 col_box.submenu_wrap ========== */
.product_box .container_1600 {
  display: flex;
  align-items: flex-start;
  gap: 4%;
}
.product_box_Lt {
  width: 22%;
  position: sticky;
  top: 20px;
  z-index: 222;
}
.product_box_Rt {
  width: calc(100% - 26%);
}
.product_box_Rt .top {
  width: 100%;
  height: auto;
  display: flex;
  gap: 25px;
}
.product_box_Rt .top .lts {
  width: 45%;
  height: auto;
}
.product_box_Rt .top .rts {
  flex: 1;
}
.easyzoom_overlay {
  width: 100%;
  height: 100%;
  position: relative;
  display: inline-block;
}
/* 产品主图放大镜：保证 zoom 容器有真实高度（覆盖 .easyzoom_box 无高度导致的 0 高度问题） */
.iderProductDelBox1Swiper1 .swiper-slide {
  height: 400px;
}
.iderProductDelBox1Swiper1 .easyzoom_box {
  height: 100%;
}
.iderProductDelBox1Swiper1 .easyzoom_overlay > a.img {
  display: block;
  width: 100%;
  height: 100%;
}
.iderProductDelBox1Swiper1 .easyzoom_overlay > a.img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* 放大镜浮层（复用 reset.css 的 .easyzoom-flyout 定位，这里补可见性） */
.easyzoom-flyout {
  cursor: crosshair;
  border: 2px solid #1e6bb5;
  box-sizing: border-box;
  z-index: 60;
}
.easyzoom.is-ready {
  cursor: crosshair;
}
.tranImg {
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  filter: brightness(1) contrast(1);
}
.iderProductDelBox1Swiper1 {
  width: 100%;
  height: 400px;
  overflow: hidden;
}
.iderProductDelBox1Swiper1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.iderProductDelBox1Swiper2 {
  width: 100%;
  height: auto;
  overflow: hidden;
}
.iderProductDelBox1Swiper2 .img {
  width: 100%;
  cursor: pointer;
  height: auto;
  overflow: hidden;
}
.product_box .row > .col_lg_6 {
  position: sticky;
  top: 20px;
  z-index: 22;
}
.col_box.submenu_wrap {
  background: #fff;

  border: 1px solid #e6ecf3;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 22px rgba(20, 40, 80, 0.06);
}
/* 标题 */
.col_box.submenu_wrap h2 {
  margin: 0;
  background: linear-gradient(90deg, #1e6bb5 0%, #2f8fd6 100%);
  color: #fff;
  font-size: 18px;
  font-weight: 600;
  line-height: 2.6em;
  padding: 0 20px;
  letter-spacing: 0.2px;
}
.col_box.submenu_wrap h2 span {
  display: none;
}
/* 一级列表 */
.col_box.submenu_wrap .submenu_wrap_ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 0;
}
.col_box.submenu_wrap .submenu_wrap_ul > li {
  border-top: 1px solid #eef2f7;
  position: relative;
  background: #fff;
}
.col_box.submenu_wrap .submenu_wrap_ul > li:first-child {
  border-top: 0;
}
.col_box.submenu_wrap .submenu_wrap_ul > li > a {
  display: block;
  line-height: 46px;
  padding: 0 18px 0 20px;
  font-size: 15px;
  color: #3a4658;
  text-decoration: none;
  transition: all 0.25s ease;
  position: relative;
}
.col_box.submenu_wrap .submenu_wrap_ul > li > a:hover {
  background: #f3f8fd;
  color: #1e6bb5;
  padding-left: 26px;
}
/* 当前所在分类（HTML 中 a.on / li.on > a） */
.col_box.submenu_wrap .submenu_wrap_ul > li > a.on,
.col_box.submenu_wrap .submenu_wrap_ul > li.on > a {
  background: #eef6fd;
  color: #1e6bb5;
  font-weight: 600;
  border-left: 3px solid #1e6bb5;
  padding-left: 17px;
}
/* 展开箭头 li_click：纯 CSS chevron，替换失效外链图 li_click.png */
.col_box.submenu_wrap .submenu_wrap_ul > li > span.li_click {
  position: absolute;
  right: 16px;
  top: 15px;
  width: 14px;
  height: 14px;
  z-index: 10;
  cursor: pointer;
  background: none;
  transition: transform 0.3s ease;
}
.col_box.submenu_wrap .submenu_wrap_ul > li > span.li_click::before {
  content: "";
  position: absolute;
  left: 1px;
  top: 0;
  width: 8px;
  height: 8px;
  border-right: 2px solid #9fb0c5;
  border-bottom: 2px solid #9fb0c5;
  transform: rotate(-45deg); /* 默认指向右 */
  transition: all 0.3s ease;
}
.col_box.submenu_wrap .submenu_wrap_ul > li > span.li_click.active::before {
  transform: rotate(45deg); /* 展开指向下 */
  border-color: #1e6bb5;
}
/* 二级子菜单（默认折叠；inline display:block 或 JS show 时展开） */
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul {
  list-style: none;
  margin: 0;
  padding: 4px 0 10px;
  border: 0;
  background: #fafcfe;
  display: none;
}
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul > li {
  position: relative;
}
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul > li > a {
  display: block;
  line-height: 40px;
  padding: 0 18px 0 30px;
  font-size: 14px;
  color: #5a6678;
  text-decoration: none;
  transition: all 0.25s ease;
}
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul > li > a:hover {
  color: #1e6bb5;
  background: #f0f6fc;
}
/* 二级当前项（HTML 中 a.on） */
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul > li > a.on {
  color: #1e6bb5;
  font-weight: 600;
  background: #eef6fd;
}
.col_box.submenu_wrap .submenu_wrap_ul .submenu_ul > li > a.on::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 50%;
  margin-top: -3px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #1e6bb5;
}

.product_img_box .top {
  width: 100%;
  overflow: hidden;
  gap: 20px;
  height: 400px;
  display: flex;
}
.product_img_box .top .pro_S_img {
  width: 20%;
  height: auto;
}
.product_img_box .top .pro_S_img .slick-list,
.product_img_box .top .pro_S_img .slick-list .slick-track {
  height: 100%;
}
.product_img_box .top .pro_S_img .slick-list .slick-track {
  display: flex;
  flex-direction: column;
}
.product_img_box .top .pro_S_img .slick-list .slick-slide {
  width: 100% !important;
}
.product_img_box .top .product_img_slick_box {
  width: calc(100% - 20%);
}
.product_img_box .pro_B_img {
  border: 1px solid #e8eef5;
  border-radius: 12px;
  background: #f7f9fc;
  box-shadow: 0 6px 22px rgba(20, 40, 80, 0.06);
  overflow: hidden;
}

.product_img_box .pro_B_img .slick-dots {
  bottom: -28px;
}
.product_img_box .pro_B_img .slick-dots li {
  width: 10px;
  height: 10px;
  margin: 0 4px;
}
.product_img_box .pro_B_img .slick-dots li button:before {
  font-size: 10px;
  color: #1e6bb5;
  opacity: 0.25;
}
.product_img_box .pro_B_img .slick-dots li.slick-active {
  background: transparent;
}
.product_img_box .pro_B_img .slick-dots li.slick-active button:before {
  opacity: 1;
}
/* 缩略图条 */
.product_img_box .pro_S_img {
  margin-top: 14px;
}
.product_img_box .pro_S_img .slick_first {
  padding: 4px 4px 0;
  box-sizing: border-box;
}
.product_img_box .pro_S_img .slick_first:before {
  display: none; /* 去掉失效外链小箭头图 pro_S_ico.png */
}
.product_img_box .pro_S_img img {
  border: 2px solid #e8eef5;
  border-radius: 8px;
  width: 100%;
  height: 67px;
  object-fit: cover;
  transition:
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}
.product_img_box .pro_S_img .slick_first:hover img {
  border-color: #1e6bb5;
}
.product_img_box .pro_S_img .slick-current img {
  border-color: #1e6bb5;
  box-shadow: 0 0 0 2px rgba(30, 107, 181, 0.18);
}
/* 缩略图左右箭头：纯 CSS chevron，替换失效外链 png */
.product_img_box .pro_S_img .slick-prev,
.product_img_box .pro_S_img .slick-next {
  width: 22px;
  height: 54px;
  background-image: none !important;
  background: rgba(30, 107, 181, 0.9);
  border-radius: 6px;
  opacity: 0.9;
  transition: opacity 0.25s ease;
}
.product_img_box .pro_S_img .slick-prev:hover,
.product_img_box .pro_S_img .slick-next:hover {
  opacity: 1;
}
.product_img_box .pro_S_img .slick-prev:before,
.product_img_box .pro_S_img .slick-next:before {
  content: "";
  position: absolute;
  top: 50%;
  width: 8px;
  height: 8px;
  border-top: 2px solid #fff;
  border-right: 2px solid #fff;
}
.product_img_box .pro_S_img .slick-prev:before {
  left: 8px;
  transform: translateY(-50%) rotate(-135deg);
}
.product_img_box .pro_S_img .slick-next:before {
  right: 8px;
  transform: translateY(-50%) rotate(45deg);
}

/* =====================================================================
   产品详情页 右侧信息区 .parameter_box 整块优化（覆盖 style9/reset，原文件不动）
   作用域锁定 .parameter_box，不影响其他页面
   ===================================================================== */
.parameter_box {
  position: relative;
}
.product_contantBox1 {
  display: flex;
  gap: 30px;
}
.parameter_boxRt {
  padding: 0;
  flex: 1;
  margin: 0;
}
.product_img_boxLt {
  width: 45%;
  height: auto;
}
/* 产品标题 h1 */
.parameter_box h1[itemprop="name"] {
  position: relative;
  margin: 0 0 6px;
  padding-right: 62px;
  font-size: 24px;
  line-height: 1.4;
  font-weight: 700;
  color: #1b2733;
  letter-spacing: 0.2px;
}
.parameter_box h1[itemprop="name"]::after {
  content: "";
  display: block;
  width: 54px;
  height: 3px;
  margin-top: 14px;
  border-radius: 2px;
  background: linear-gradient(90deg, #1e6bb5, #2f8fd6);
}

/* 二维码徽标：纯 CSS 绘制，点击弹出画布（JS 已在 public.js 中绑定） */
.parameter_box h1 i {
  position: absolute;
  top: 0;
  right: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid #dce7f1;
  border-radius: 10px;
  background: #f3f8fd;
  cursor: pointer;
  vertical-align: top;
  transition: all 0.2s ease;
}
.parameter_box h1 i:hover {
  border-color: #1e6bb5;
  background: #eaf3fb;
}
/* 隐藏失效外链 qrcode.png，改由纯 CSS 绘制二维码图标 */
.parameter_box h1 i > img {
  display: none;
}
.parameter_box h1 i::before {
  content: "";
  width: 26px;
  height: 26px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%231e6bb5' d='M3 3h7v7H3V3zm2 2v3h3V5H5zm9-2h7v7h-7V3zm2 2v3h3V5h-3zM3 14h7v7H3v-7zm2 2v3h3v-3H5zm9 0h2v2h-2v-2zm3 0h2v2h-2v-2zm-3 3h2v2h-2v-2zm3 0h2v2h-2v-2zm-6-3h2v2h-2v-2zm3-3h2v2h-2v-2zm-3 3h2v2h-2v-2z'/%3E%3C/svg%3E")
    center / contain no-repeat;
}
/* 二维码弹出层（画布由 jquery.qrcode 本地生成，不依赖外链） */
#qrcode {
  top: 56px;
  right: 0;
  left: auto;
  width: 180px;
  height: auto;
  padding: 14px;
  border: 1px solid #e3eaf1;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 30px rgba(20, 40, 70, 0.14);
}
#qrcode:before {
  position: static;
  display: block;
  margin-bottom: 8px;
  content: "Scan the QR code";
  text-align: center;
  font-size: 12px;
  line-height: 1.4;
  color: #7a8794;
}
#qrcode canvas {
  display: block;
  width: 150px !important;
  height: 150px !important;
  margin: 0 auto;
}

/* 参数区：浅蓝卡片 + 行距留白，br 分隔的每行更清晰 */
.parameter_box .parameter {
  margin-top: 18px;
  padding: 16px 18px;
  border: 1px solid #e6eef5;
  border-left: 3px solid #1e6bb5;
  border-radius: 10px;
  background: #f7fafd;
}
.parameter_box .parameter p {
  margin: 0;
  font-size: 15px;
  line-height: 2.1;
  color: #44525f;
}

/* 数量步进器：圆形按钮 + 居中输入框，纯 CSS 加减号替换失效外链图 */
.parameter_box .description {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 22px;
}
.parameter_box .description > span {
  font-size: 15px;
  font-weight: 600;
  color: #1b2733;
}
.parameter_box .order_minus,
.parameter_box .order_plus {
  width: 38px;
  height: 38px;
  padding: 0;
  border: 1px solid #d4deea;
  border-radius: 8px;
  background: #fff;
  color: #1e6bb5;
  vertical-align: middle;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}
.parameter_box .order_minus {
  background: #fff;
  font-size: 0;
}
.parameter_box .order_minus::before {
  content: "\2212";
  font-size: 22px;
  font-weight: 700;
  line-height: 38px;
  color: #1e6bb5;
}
.parameter_box .order_plus::before {
  content: "\002B";
  font-size: 22px;
  font-weight: 700;
  line-height: 38px;
  color: #1e6bb5;
}
.parameter_box .order_minus:hover,
.parameter_box .order_plus:hover {
  border-color: #1e6bb5;
  background: #eef5fc;
}
.parameter_box .order_quan_input {
  width: 56px;
  height: 38px;
  line-height: 38px;
  border: 1px solid #d4deea;
  border-radius: 8px;
  text-align: center;
  font-size: 15px;
  color: #1b2733;
}

/* 分享行：标签 + 圆形图标整齐排列（外链 sharethis 图标保留，仅做布局与 hover） */
.parameter_box .sharethis_inline .fll {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 26px;
}
.product_box_Rt .sharethis_inline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

/* Inquire 询盘按钮：品牌蓝渐变胶囊 + 内联 SVG 信封图标，替换失效外链图 */
.parameter_box .parameter_btn {
  margin-top: 28px;
}
.parameter_box .parameter_btn .inquire {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  height: 52px;
  padding: 0 28px;
  border: 0;
  border-radius: 10px;
  background: linear-gradient(90deg, #1e6bb5, #2f8fd6);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(30, 107, 181, 0.28);
  transition: all 0.25s ease;
}
.parameter_box .parameter_btn .inquire:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(30, 107, 181, 0.36);
}
.parameter_box .parameter_btn .inquire::before {
  content: "";
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23ffffff' d='M3 5h18a1 1 0 0 1 1 1v12a1 1 0 0 1-1 1H3a1 1 0 0 1-1-1V6a1 1 0 0 1 1-1zm9 7.2 7.5-4.7H4.5L12 12.2z'/%3E%3C/svg%3E")
    center / contain no-repeat;
}

/* =====================================================================
   产品详情页 询盘表单 .parameter_box .form 样式优化（参考截图版式）
   作用域锁定 .parameter_box .form，不影响 solution_box5 / fix_form 等
   ===================================================================== */
.parameter_box .form {
  margin-top: 22px;
}
.parameter_box .form form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 第一行：Name + Phone/WhatsApp 双栏 */
.parameter_box .form .item {
  display: flex;
  gap: 16px;
}
.parameter_box .form .item input {
  flex: 1;
}

/* 统一输入框：白底、浅灰直边框、方角 */
.parameter_box .form .item input,
.parameter_box .form input[type="email"],
.parameter_box .form textarea {
  width: 100%;
  padding: 13px 15px;
  border: 1px solid #d4d4d4;
  border-radius: 0;
  background: #fff;
  color: #333;
  font-size: 15px;
  font-family: "Poppins", "Microsoft YaHei", sans-serif;
  outline: none;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}
.parameter_box .form textarea {
  min-height: 120px;
  height: 120px;
  resize: vertical;
}
.parameter_box .form input::placeholder,
.parameter_box .form textarea::placeholder {
  color: #888;
}
.parameter_box .form input:focus,
.parameter_box .form textarea:focus {
  border-color: #1e6bb5;
  box-shadow: 0 0 0 3px rgba(30, 107, 181, 0.08);
}

/* 提交按钮：深蓝/靛青，与截图一致 */
.parameter_box .form button {
  width: 60%;
  padding: 14px 20px;
  border: 0;
  border-radius: 0;
  background: #2e3a75;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  font-family: "Poppins", "Microsoft YaHei", sans-serif;
  cursor: pointer;
  transition: background 0.2s ease;
}
.parameter_box .form button:hover {
  background: #1e6bb5;
}

.iderProductDelBox1 {
  width: 100%;
  height: auto;
  display: flex;
  align-items: center;
  gap: 25px;
  background-color: #b9dbe5;
  padding: 25px 40px;
  margin: 30px 0 25px 0;
}
.iderProductDelBox1 .tl {
  font-size: 20px;
  color: #000;
  font-weight: 600;
  line-height: 1.3;
  flex: 1;
}
.iderProductDelBox1 .tl a {
  font-weight: 600;
  color: #3e49d9;
  font-size: 20px;
}
.iderProductDelBox1 .rq {
  width: fit-content;
  height: 45px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 25px;
  font-size: 18px;
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  background-color: #343dda;
}
.iderProductDelBox2 {
  width: 100%;
  height: 45px;
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  z-index: 22;
  background-color: #2d2d2d;
  border-radius: 5px;
}
.iderProductDelBox2 .item {
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: calc(100% / 6);
  border-right: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff;
  transition: all 0.3s;
  height: 100%;
}
.iderProductDelBox2 .item.active,
.iderProductDelBox2 .item:hover {
  background-color: #0076b3;
}
/* 锚点平滑滚动 + 标题不被吸顶导航遮挡 */
html {
  scroll-behavior: smooth;
}
#piont1,
#piont2,
#piont3,
#piont4,
#piont5,
#piont6 {
  scroll-margin-top: 65px;
}

.iderProductDelBox3 {
  width: 100%;
  height: auto;
  margin-top: 8px;
}
.iderProductDelBox3 iframe {
  width: 100%;
  height: auto;
  object-fit: cover;
  overflow: hidden;
  border-radius: 10px;
  aspect-ratio: 16 / 9;
  margin-bottom: 1.2%;
}
.iderProductDelBox3 h3 {
  font-size: 24px;
  color: #0076b3;
  margin: 1.2% 0;
}
.iderProductDelBox3 p,
.iderProductDelBox3 li,
.iderProductDelBox3,
.iderProductDelBox3 strong {
  font-size: 16px;
  line-height: 26px;
  color: #000;
}
.iderProductDelBox3 ul {
  margin-top: 2%;
}
.iderProductDelBox4 {
  width: 100%;
  height: auto;
}
.iderProductDelBox4Item1,
.iderProductDelBox4Item2,
.iderProductDelBox4Item3,
.iderProductDelBox4Item4,
.iderProductDelBox4Item5,
.iderProductDelBox4Item6 {
  width: 100%;
  height: auto;
  margin: 2% 0;
}
.iderProductDelBox4 h2 {
  font-size: 26px;
  color: #000;
  margin-bottom: 20px;
  font-weight: 600;
}
.iderProductDelBox4Item1 .table,
.iderProductDelBox4Item1 table {
  width: 100%;
  height: auto;
  overflow-x: auto;
}
.iderProductDelBox4Item1 table td {
  font-size: 16px;
  color: #000;
  background-color: #f0f0f0;
}
.iderProductDelBox4Item1 table tr:nth-child(2n) td {
  background-color: #fff;
}

.iderProductDelBox4Item2 .navImte {
  width: 100%;
  height: auto;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.iderProductDelBox4Item2 .navImte .item {
  font-size: 16px;
  color: #1e6bb5;
  cursor: pointer;
  font-weight: 600;
  padding: 9px 22px;
  background: #f3f8fd;
  border: 1px solid #cdd9e8;
  border-radius: 999px;
  transition: all 0.3s;
  user-select: none;
}
.iderProductDelBox4Item2 .navImte .item:hover {
  color: #fff;
  background: #1e6bb5;
  border-color: #1e6bb5;
}
.iderProductDelBox4Item2 .navImte .item.active {
  color: #fff;
  background: linear-gradient(135deg, #1e6bb5, #10497e);
  border-color: #10497e;
  box-shadow: 0 6px 16px rgba(30, 107, 181, 0.3);
}
.iderProductDelBox4Item2Con {
  width: 100%;
  height: auto;
  display: grid;
  gap: 12px;
  margin-top: 25px;
  grid-template-columns: repeat(auto-fill, minmax(20%, 1fr));
}
.iderProductDelBox4Item2Con .item {
  height: auto;
  width: 100%;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
}

.iderProductDelBox4Item2Con .item.hide {
  display: none;
}

.iderProductDelBox4Item2Con .no-result {
  grid-column: 1 / -1;
  text-align: center;
  padding: 48px 0;
  color: #888;
  font-size: 16px;
}
.iderProductDelBox4Item2Con .item .img {
  width: 100%;
  height: 265px;
  overflow: hidden;
}
.iderProductDelBox4Item2Con .item:hover img {
  transform: scale(1.1);
}
.iderProductDelBox4Item2Con .item .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
}
.iderProductDelBox4Item2Con .item .text {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3%;
  align-items: center;
  transition: all 0.5s;
  transform: translateY(100%);
  background: linear-gradient(to top, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));
}
.iderProductDelBox4Item2Con .item:hover .text {
  transform: translateY(0);
}
.iderProductDelBox4Item2Con .item .name {
  font-size: 20px;
  color: #fff;
  font-weight: 600;
}
.iderProductDelBox4Item2Con .item .mores {
  width: fit-content;
  height: auto;
  padding: 8px 20px;
  color: #fff;
  border: 1px solid #fff;
  border-radius: 5px;
  font-size: 16px;
  text-align: center;
  margin-top: 15px;
}
.iderProductDelBox4Item3 {
  margin-top: 40px;
}
.iderProductDelBox4Item1 h2,
.iderProductDelBox4Item2 h2,
.iderProductDelBox4Item3 h2,
.iderProductDelBox4Item4 h2,
.iderProductDelBox4Item5 h2,
.iderProductDelBox4Item6 h2 {
  position: relative;
  font-size: 26px;
  font-weight: 700;
  color: #133a71;
  padding-left: 16px;
  margin-bottom: 25px;
}
.iderProductDelBox4Item1 h2::before,
.iderProductDelBox4Item2 h2::before,
.iderProductDelBox4Item3 h2::before,
.iderProductDelBox4Item4 h2::before,
.iderProductDelBox4Item5 h2::before,
.iderProductDelBox4Item6 h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 24px;
  border-radius: 3px;
  background: linear-gradient(180deg, #1e6bb5, #10497e);
}
.iderProductDelBox4Item3 h3 {
  font-size: 20px;
  color: #000;
  margin-bottom: 18px;
}
.iderProductDelBox4Item3 ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(22%, 1fr));
  gap: 16px;
}
.iderProductDelBox4Item3 li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid #e6edf5;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(20, 40, 80, 0.06);
  transition: all 0.3s ease;
}
.iderProductDelBox4Item3 li:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 34px rgba(20, 40, 80, 0.14);
  border-color: #cdd9e8;
}
/* 文件名主链接（含文档图标） */
.iderProductDelBox4Item3 li > a:not(.flex) {
  flex: 1;
  min-width: 0;
  flex-direction: column;
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.iderProductDelBox4Item3 li > a:not(.flex)::before {
  content: "";
  flex: none;
  width: 30px;
  height: 34px;
  background: #1e6bb5;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/%3E%3Cpolyline points='7 10 12 15 17 10'/%3E%3Cline x1='12' y1='15' x2='12' y2='3'/%3E%3C/svg%3E")
    center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/%3E%3Cpolyline points='7 10 12 15 17 10'/%3E%3Cline x1='12' y1='15' x2='12' y2='3'/%3E%3C/svg%3E")
    center / contain no-repeat;
}
.iderProductDelBox4Item3 .names {
  font-size: 15px;
  font-weight: 600;
  color: #2a3950;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 0.3s ease;
}
.iderProductDelBox4Item3 li > a:not(.flex):hover .names {
  color: #1e6bb5;
}
/* 右侧缩略图 */
.iderProductDelBox4Item3 li a.flex {
  flex: none;
  display: block;
  width: 60px;
  height: 60px;
  border-radius: 8px;
  overflow: hidden;
}
.iderProductDelBox4Item3 li a.flex img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.iderProductDelBox4Item3 li:hover a.flex img {
  transform: scale(1.08);
}

.iderProductDelBox4Item5 ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.iderProductDelBox4Item5 .con {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: #fff;
  border: 1px solid #e6edf5;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(20, 40, 80, 0.06);
  transition: all 0.3s ease;
}
.iderProductDelBox4Item5 .con:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 36px rgba(20, 40, 80, 0.14);
  border-color: #cdd9e8;
}
.iderProductDelBox4Item5 .img.flex {
  display: block;
  width: 100%;
  height: 180px;
  overflow: hidden;
}
.iderProductDelBox4Item5 .img.flex img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.iderProductDelBox4Item5 .con:hover .img.flex img {
  transform: scale(1.08);
}
.iderProductDelBox4Item5 .text {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 18px 18px 16px;
}
.iderProductDelBox4Item5 .name {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: #1f2d3d;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 48px;
  transition: color 0.3s ease;
}
.iderProductDelBox4Item5 .name:hover {
  color: #1e6bb5;
}
.iderProductDelBox4Item5 .ls {
  margin-top: 8px;
  font-size: 14px;
  color: #6b7a90;
}
.iderProductDelBox4Item5 .mores {
  margin-top: 14px;
  font-size: 14px;
  font-weight: 600;
  color: #1e6bb5;
  text-decoration: none;
}
.iderProductDelBox4Item5 .mores:hover {
  color: #10497e;
}
/* Inquire 按钮（复用全站信封图标） */
.iderProductDelBox4Item5 .email_click.inquires {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  background: #35347a;
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}
.iderProductDelBox4Item5 .email_click.inquires::before {
  content: "";
  width: 25px;
  height: 24px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 4h16c1.1 0 2 .9 2 2v12c0 1.1-.9 2-2 2H4c-1.1 0-2-.9-2-2V6c0-1.1.9-2 2-2z'/%3E%3Cpolyline points='22,6 12,13 2,6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}
.iderProductDelBox4Item5 .email_click.inquires:hover {
  background: #1e6bb5;
}

/* ===== 产品详情页 Contact Us 联系表单（iderProductDelBox4Item6） ===== */
.iderProductDelBox4Item6 {
  margin-top: 40px;
}
.iderProductDelBox4Item6 h2 {
  position: relative;
  font-size: 26px;
  font-weight: 700;
  color: #133a71;
  padding-left: 16px;
  margin: 0 0 22px;
}
.iderProductDelBox4Item6 h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 24px;
  border-radius: 3px;
  background: linear-gradient(180deg, #1e6bb5, #10497e);
}
.iderProductDelBox4Item6 form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: #fff;
  border: 1px solid #e6edf5;
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 8px 24px rgba(20, 40, 80, 0.06);
}
.iderProductDelBox4Item6 input,
.iderProductDelBox4Item6 textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 16px;
  font-size: 15px;
  font-family: inherit;
  color: #2a3950;
  background: #f7f9fc;
  border: 1px solid #dbe3ee;
  border-radius: 8px;
  outline: none;
  transition: all 0.3s ease;
}
.iderProductDelBox4Item6 input::placeholder,
.iderProductDelBox4Item6 textarea::placeholder {
  color: #98a6b8;
}
.iderProductDelBox4Item6 input:focus,
.iderProductDelBox4Item6 textarea:focus {
  border-color: #1e6bb5;
  background: #fff;
  box-shadow: 0 0 0 3px rgba(30, 107, 181, 0.12);
}
.iderProductDelBox4Item6 textarea {
  min-height: 130px;
  resize: vertical;
}
.iderProductDelBox4Item6 button {
  width: 40%;
  margin-top: 4px;
  padding: 14px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #1e6bb5, #10497e);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.iderProductDelBox4Item6 button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(30, 107, 181, 0.3);
}

.product_box_Rt .top .lts .tops {
  display: grid;
  gap: 12px;
  grid-template-areas:
    "thumb main"
    "tags tags";
  align-items: start;
}

/* 缩略图列 */
.gallery-thumb-wrap {
  grid-area: thumb;
  position: relative;
  width: 90px;
  height: 400px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}
.gallery-thumb-wrap .gallery-thumb-prev,
.gallery-thumb-wrap .gallery-thumb-next {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #cdd9e8;
  cursor: pointer;
  position: relative;
  flex: none;
  transition: all 0.3s ease;
}
.gallery-thumb-wrap .gallery-thumb-prev:hover,
.gallery-thumb-wrap .gallery-thumb-next:hover {
  background: #1e6bb5;
  border-color: #1e6bb5;
}
.gallery-thumb-wrap .gallery-thumb-prev::before,
.gallery-thumb-wrap .gallery-thumb-next::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  border-style: solid;
  border-color: #1e6bb5;
  border-width: 2px 2px 0 0;
  transition: border-color 0.3s ease;
}
.gallery-thumb-wrap .gallery-thumb-prev:hover::before,
.gallery-thumb-wrap .gallery-thumb-next:hover::before {
  border-color: #fff;
}
/* 上箭头：旋转 -45deg，尖端朝上 */
.gallery-thumb-wrap .gallery-thumb-prev::before {
  transform: translate(-50%, -25%) rotate(-45deg);
}
/* 下箭头：旋转 135deg，尖端朝下 */
.gallery-thumb-wrap .gallery-thumb-next::before {
  transform: translate(-50%, -75%) rotate(135deg);
}

/* 缩略图 swiper：垂直 */
.iderProductDelBox1Swiper2 {
  width: 100%;
  height: calc(100% - 68px);
  overflow: hidden;
}
.iderProductDelBox1Swiper2 .swiper-wrapper {
  align-items: center;
}
.iderProductDelBox1Swiper2 .swiper-slide {
  width: 100%;
  height: 66px;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.7;
  transition: all 0.3s ease;
}
.iderProductDelBox1Swiper2 .swiper-slide-thumb-active,
.iderProductDelBox1Swiper2 .swiper-slide:hover {
  border-color: #1e6bb5;
  opacity: 1;
}
.iderProductDelBox1Swiper2 .swiper-slide .img {
  width: 100%;
  height: 100%;
}
.iderProductDelBox1Swiper2 .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 主图 swiper */
.iderProductDelBox1Swiper1 {
  grid-area: main;
  width: 100%;
  height: 400px;
  overflow: hidden;
  border-radius: 12px;
  background: #fff;
}
.iderProductDelBox1Swiper1 .easyzoom_overlay {
  display: block;
}

/* 属性筛选标签 */
.gallery-filter {
  grid-area: tags;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding-top: 4px;
  margin: 25px 0;
}
.gallery-filter .label {
  font-size: 14px;
  color: #1a2b48;
  font-weight: 600;
  margin-right: 4px;
}
.gallery-filter button {
  padding: 6px 14px;
  border: 1px solid #cdd9e8;
  border-radius: 4px;
  background: #fff;
  color: #4a5a72;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.gallery-filter button:hover {
  border-color: #1e6bb5;
  color: #1e6bb5;
}
.gallery-filter button.active {
  background: #1e6bb5;
  border-color: #1e6bb5;
  color: #fff;
}

.fix_form {
  right: -265px;
  left: auto;
  transition: right 0.3s;
}
.fix_form.on {
  right: 10px;
  left: auto;
}

.fix_form .tip > span {
  width: 42px;
  height: 192px;
  background: linear-gradient(180deg, #1e6bb5, #10497e);
  border-radius: 10px 0 0 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: absolute;
  left: -42px;
  top: 50%;
  transform: translateY(-50%);
  box-shadow: -4px 0 16px rgba(16, 73, 126, 0.18);
}
.fix_form.on .tip > span {
  background: linear-gradient(180deg, #1e6bb5, #10497e);
}
.fix_form .tip > span::before {
  content: "";
  flex: none;
  width: 24px;
  height: 18px;
  margin-bottom: 10px;
  background: #ffffff;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='M3 7l9 6 9-6'/%3E%3C/svg%3E")
    center / contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='5' width='18' height='14' rx='2'/%3E%3Cpath d='M3 7l9 6 9-6'/%3E%3C/svg%3E")
    center / contain no-repeat;
}
.fix_form .tip > span::after {
  content: "Drop a line";
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  font-family: Poppins, "Open Sans", sans-serif;
}
.fix_form .form {
  display: inline-block;
  width: 262px;
  padding: 26px 18px;
  background: #ffffff;
  border: 1px solid #e6edf5;
  border-radius: 0 14px 14px 0;
  box-shadow: 0 18px 44px rgba(16, 73, 126, 0.18);
  vertical-align: middle;
}
.fix_form .form h2 {
  font-size: 20px;
  color: #133a71;
  font-weight: 700;
  text-align: center;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
  font-family: Poppins, "Open Sans", sans-serif;
}
.fix_form .form h2::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 48px;
  height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, #1e6bb5, #10497e);
}
.fix_form .form .input {
  position: relative;
  margin-bottom: 14px;
}
.fix_form .form .input input[type="text"],
.fix_form .form .input textarea {
  width: 100%;
  height: 42px;
  border: 1px solid #dbe3ee;
  border-radius: 8px;
  background: #f7f9fc;
  font-family: Poppins, "Open Sans", sans-serif;
  font-size: 14px;
  color: #1a2533;
  text-indent: 12px;
  padding: 0;
  box-sizing: border-box;
  transition:
    border-color 0.25s,
    background 0.25s,
    box-shadow 0.25s;
}
.fix_form .form .input textarea {
  height: 86px;
  padding: 10px 12px;
  text-indent: 0;
  resize: none;
  line-height: 1.5;
}
.fix_form .form .input input:focus,
.fix_form .form .input textarea:focus {
  outline: none;
  border-color: #1e6bb5;
  background: #ffffff;
  box-shadow: 0 0 0 3px rgba(30, 107, 181, 0.12);
}
.fix_form .form .input .tips {
  display: block;
  color: #e4393c;
  font-size: 12px;
  margin-top: 4px;
  min-height: 14px;
}
.fix_form .form .input .sub {
  width: 100%;
  height: 44px;
  border: 0;
  border-radius: 8px;
  background: linear-gradient(90deg, #1e6bb5, #10497e) !important;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  margin-top: 4px;
  transition:
    transform 0.25s,
    box-shadow 0.25s;
}
.fix_form .form .input .sub:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(30, 107, 181, 0.32);
}

@media (max-width: 1280px) {
  .index_box2 .item_box {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 1280px) {
  .iderProductDelBox4Item5 ul {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .index_box2 .item_box {
    grid-template-columns: repeat(3, 1fr);
  }

  .index_box4_bto {
    padding: 55px 0 70px;
  }
  .index_box4_bto > .title {
    font-size: 32px;
    margin-bottom: 24px;
  }
  .index_box4_bto .top {
    gap: 12px 24px;
  }
  .index_box4_bto .top .item {
    font-size: 16px;
  }
  .index_box4_bto .focus3d-sandTable {
    height: 400px;
  }

  .iderProductBox4 .grids {
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
  }

  .productN_category_video_content {
    flex-direction: column;
    gap: 24px;
  }
  .productN_category_video_content_left {
    width: 100%;
  }
  .productN_category_video_content_right {
    padding: 26px 24px;
  }

  .col_box.submenu_wrap h2 {
    cursor: pointer;
  }

  .iderProductDelBox4Item5 ul {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* —— 断点 max-width: 768px —— */
@media (max-width: 768px) {
  .index_box2 .item_box {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .index_box4_bto > .title {
    font-size: 28px;
  }
  .index_box4_bto .top {
    gap: 10px 18px;
  }
  .index_box4_bto .top .item {
    font-size: 15px;
  }
  .index_box4_bto .focus3d-sandTable {
    height: 320px;
  }
  .index_box4_bto .bto-arrow {
    width: 40px;
    height: 40px;
  }

  .productN_category_detial_packging_ul li {
    width: 100%;
    padding: 28px 24px 28px 66px;
  }
  .productN_category_detial_packging_ul li::before {
    left: 22px;
    top: 28px;
    width: 30px;
    height: 30px;
  }

  .productN_category_download ul {
    grid-template-columns: 1fr;
  }

  .parameter_box h1[itemprop="name"] {
    font-size: 21px;
  }

  #piont1,
  #piont2,
  #piont3,
  #piont4,
  #piont5,
  #piont6 {
    scroll-margin-top: 110px;
  }

  .iderProductDelBox4Item3 ul {
    grid-template-columns: 1fr;
  }

  .fix_form .form {
    width: 230px;
    padding: 20px 14px;
  }
  .fix_form .form .input input[type="text"],
  .fix_form .form .input textarea {
    height: 40px;
  }
}

/* —— 断点 max-width: 580px —— */
@media (max-width: 580px) {
  .index_box4 .indVideo_box span {
    font-size: 15px;
  }
}

/* —— 断点 max-width: 576px —— */
@media (max-width: 576px) {
  .iderProductBox4 .grids {
    grid-template-columns: 1fr;
  }
  .iderProductBox5Con .tl {
    padding: 18px 20px;
  }
  .iderProductBox5Con .tl .name {
    font-size: 16px;
  }
  .iderProductBox5Con .text,
  .iderProductBox5Con .item.active .text {
    padding-left: 20px;
    padding-right: 20px;
  }

  .productN_category_video_title {
    font-size: 24px;
  }
  .productN_category_video_content_right ul.adv-list li {
    font-size: 15px;
    line-height: 1.8;
  }
  .parameter_box .form .item {
    flex-direction: column;
    gap: 16px;
  }

  .iderProductDelBox4Item5 ul {
    grid-template-columns: 1fr;
  }

  .product_box_Rt .top .lts {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    grid-template-areas:
      "main"
      "thumb"
      "tags";
  }
  .gallery-thumb-wrap {
    width: 100%;
    height: auto;
    flex-direction: row;
    justify-content: center;
  }
  .iderProductDelBox1Swiper2 {
    width: calc(100% - 68px);
    height: 70px;
  }
  .iderProductDelBox1Swiper2 .swiper-slide {
    width: 70px;
    height: 70px;
  }
  .gallery-thumb-wrap .gallery-thumb-prev::before {
    transform: translate(-25%, -50%) rotate(-135deg);
  }
  .gallery-thumb-wrap .gallery-thumb-next::before {
    transform: translate(-75%, -50%) rotate(45deg);
  }
}

/* —— 断点 max-width: 480px —— */
@media (max-width: 480px) {
  .index_box2 .item_box {
    grid-template-columns: 1fr;
  }
  .parameter_box h1[itemprop="name"] {
    font-size: 19px;
    padding-right: 54px;
  }
  .parameter_box h1 i {
    width: 42px;
    height: 42px;
  }
  .parameter_box .parameter_btn .inquire {
    height: 48px;
    font-size: 16px;
  }
  .index_box4_bto .focus3d-sandTable {
    height: 260px;
  }
  .index_box4_bto .bto-arrow {
    display: none;
  }
  .productN_category_download li a {
    padding: 18px 20px;
    font-size: 15px;
  }
}