.dy-brand-text {
  display: inline-flex;
  flex-direction: column;
  min-width: 220px;
  line-height: 1.1;
  color: #0f2a43;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 0;
  white-space: nowrap;
}

.dy-brand-text small {
  margin-top: 4px;
  color: #6a7a8b;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
}

.dy-logo-mark {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: linear-gradient(135deg, #0068d9, #20a3ff);
  color: #fff;
  font-size: 19px;
  font-weight: 800;
}

.logo-fixed a,
.navbar-brand,
.offcanvas-title {
  display: flex;
  align-items: center;
  gap: 12px;
}

.head_layer .logo-fixed {
  flex: 0 0 30%;
}

.nav_wrap {
  flex: 1 1 auto;
}

.nav_wrap .head_nav > li {
  margin-left: 4px;
  margin-right: 4px;
}

.nav_wrap .head_nav > li > a {
  padding-left: 12px;
  padding-right: 12px;
}

.logo-fixed img,
.navbar-brand img,
.offcanvas-title img {
  max-height: 95px;
  width: auto;
}

.dy-hero-copy {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  width: min(1120px, calc(100% - 32px));
  transform: translate(-50%, -50%);
  color: #fff;
}

.bannerimg::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  /* background: linear-gradient(90deg, rgba(6, 25, 44, .76), rgba(6, 25, 44, .42) 48%, rgba(6, 25, 44, .12)); */
}

.dy-hero-copy h1 {
  max-width: 760px;
  margin: 0 0 18px;
  color: #fff;
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 2px 16px rgba(0, 0, 0, .38);
}

.dy-hero-copy p {
  max-width: 680px;
  margin-bottom: 28px;
  font-size: 18px;
  line-height: 1.8;
  text-shadow: 0 1px 12px rgba(0, 0, 0, .34);
}

.dy-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.dy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  border: 1px solid #024D94;
  border-radius: 4px;
  background: #024D94;
  color: #fff;
  font-weight: 600;
}

.dy-btn:hover {
  color: #fff;
  background: #0a58ca;
}

.dy-btn-light {
  border-color: #d9e4ef;
  background: #fff;
  color: #0f2a43;
}

.dy-btn-light:hover {
  border-color: #024D94;
  background: #f4f8ff;
  color: #024D94;
}

.dy-btn-outline {
  border-color: rgba(255, 255, 255, .78);
  background: rgba(255, 255, 255, .12);
}

.dy-section-kicker {
  color: #024D94;
  font-weight: 700;
}

.dy-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 26px;
}

.dy-stat {
  padding: 18px 16px;
  border: 1px solid #e7edf5;
  border-radius: 6px;
  background: #fff;
}

.dy-stat strong {
  display: block;
  color: #0f2a43;
  font-size: 28px;
}

.dy-stat span {
  color: #66788a;
  font-size: 14px;
}

.dy-plain-list {
  padding-left: 0;
  list-style: none;
}

.dy-plain-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 10px;
  color: #526273;
  line-height: 1.7;
}

.dy-plain-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #024D94;
}

.dy-page-content {
  padding: 64px 0;
}

.dy-rich-text {
  color: #394b5c;
  font-size: 16px;
  line-height: 1.9;
}

.dy-rich-text h2,
.dy-rich-text h3 {
  margin: 24px 0 12px;
  color: #0f2a43;
}

.dy-rich-text table {
  width: 100%;
  margin: 18px 0;
  border-collapse: collapse;
}

.dy-rich-text td,
.dy-rich-text th {
  padding: 12px 14px;
  border: 1px solid #dfe7f0;
}

.dy-rich-text th {
  width: 160px;
  background: #f6f9fc;
  color: #0f2a43;
}

.dy-form {
  padding: 34px;
  border-radius: 6px;
  background: #f7fafc;
}

.dy-form input,
.dy-form textarea {
  width: 100%;
  margin-bottom: 14px;
  padding: 12px 14px;
  border: 1px solid #dbe4ee;
  border-radius: 4px;
  background: #fff;
}

.dy-form textarea {
  min-height: 130px;
  resize: vertical;
}

.dy-gbook-form .dy-btn[disabled] {
  cursor: not-allowed;
  opacity: .72;
}

.dy-form-status {
  min-height: 24px;
  margin: -2px 0 12px;
  font-size: 14px;
  line-height: 1.6;
}

.dy-form-status.is-success {
  color: #138a45;
}

.dy-form-status.is-error {
  color: #d93025;
}

.dy-contact-info-card {
  height: 100%;
  padding: 42px 38px;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(15, 42, 67, .08);
}

.dy-contact-info-card h1 {
  margin: 10px 0 14px;
  color: #0f2a43;
  font-size: 28px;
  line-height: 1.35;
}

.dy-contact-lead {
  max-width: 520px;
  margin-bottom: 26px;
  color: #536579;
  font-size: 16px;
  line-height: 1.9;
}

.dy-contact-list {
  display: grid;
  gap: 14px;
}

.dy-contact-item {
  display: grid;
  grid-template-columns: 42px 1fr;
  column-gap: 14px;
  padding: 16px;
  border: 1px solid #e2ebf4;
  border-radius: 8px;
  background: #f8fbff;
  color: #0f2a43;
}

.dy-contact-item:hover {
  border-color: #bcd7f5;
  color: #0f2a43;
}

.dy-contact-item i {
  grid-row: span 2;
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: #024D94;
  color: #fff;
  font-size: 22px;
}

.dy-contact-item span {
  color: #66788a;
  font-size: 14px;
}

.dy-contact-item strong {
  margin-top: 3px;
  color: #0f2a43;
  font-size: 17px;
  line-height: 1.5;
}

.dy-contact-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.dy-contact-badges span {
  padding: 7px 12px;
  border-radius: 999px;
  background: #eaf3ff;
  color: #024D94;
  font-size: 14px;
  font-weight: 700;
}

.dy-pagination {
  margin-top: 30px;
}

.dy-pagination .pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  padding-left: 0;
  list-style: none;
}

.dy-pagination .page-link,
.dy-pagination .page-item span {
  display: block;
  min-width: 38px;
  padding: 8px 12px;
  border: 1px solid #d8e1eb;
  color: #0f2a43;
}

.dy-pagination .active .page-link,
.dy-pagination .active span {
  background: #024D94;
  color: #fff;
}

.dy-social-logo {
  display: inline-flex !important;
  width: 34px !important;
  height: 34px !important;
  align-items: center;
  justify-content: center;
  border: 1px dashed rgba(15, 42, 67, .2);
  border-radius: 50%;
  color: #fff !important;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
}

.dy-social-douyin {
  background: #111827;
  box-shadow: inset 10px -10px 0 rgba(0, 242, 234, .28), inset -10px 10px 0 rgba(255, 0, 80, .24);
}

.dy-social-xhs {
  background: #ff2442;
}

.dy-map-section {
  padding: 58px 0;
  background: #f5f8fb;
}

.dy-map-shell {
  position: relative;
  overflow: hidden;
  min-height: 380px;
  border: 1px solid #dfe8f1;
  border-radius: 8px;
  background: #e9f1f8;
}

.dy-baidu-map {
  width: 100%;
  min-height: 380px;
}

.dy-map-card {
  position: absolute;
  left: 32px;
  top: 32px;
  z-index: 2;
  width: min(360px, calc(100% - 64px));
  padding: 26px;
  border-radius: 6px;
  background: rgba(255, 255, 255, .94);
  box-shadow: 0 18px 45px rgba(15, 42, 67, .16);
}

.dy-map-card span {
  display: inline-block;
  margin-bottom: 8px;
  color: #024D94;
  font-weight: 800;
}

.dy-map-card h3 {
  margin-bottom: 12px;
  color: #0f2a43;
  font-size: 24px;
}

.dy-map-card p {
  margin-bottom: 12px;
  color: #536579;
  line-height: 1.7;
}

.dy-map-card a {
  color: #024D94;
  font-size: 20px;
  font-weight: 700;
}

.dy-map-fallback {
  display: flex;
  min-height: 380px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 32px;
  background:
    linear-gradient(rgba(15, 42, 67, .76), rgba(15, 42, 67, .72)),
    url("../picture/bannercon.jpg") center/cover no-repeat;
  color: #fff;
  text-align: center;
}

.dy-map-fallback strong {
  color: #fff;
  font-size: 28px;
}

.show_btn {
  width: 0;
  height: 118px;
  overflow: hidden;
  border: 0;
  border-radius: 10px 0 0 10px;
  background: transparent;
  box-shadow: none;
  color: #0f2a43;
}

.show_btn.is-visible {
  width: 37px;
  overflow: visible;
  border: 1px solid #d7e2ec;
  border-right: 0;
  background: #fff;
  box-shadow: 0 10px 26px rgba(15, 42, 67, .14);
}

.show_btn::before {
  content: "+";
  position: absolute;
  top: -14px;
  left: 50%;
  display: flex;
  width: 28px;
  height: 28px;
  align-items: center;
  justify-content: center;
  transform: translateX(-50%);
  border: 1px solid #d7e2ec;
  border-radius: 50%;
  background: #fff;
  color: #024D94;
  font-size: 22px;
  font-weight: 700;
  line-height: 1;
  opacity: 0;
  box-shadow: 0 5px 14px rgba(15, 42, 67, .12);
}

.show_btn::after {
  content: "在线咨询";
  position: absolute;
  inset: 18px 0 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  writing-mode: vertical-rl;
  color: #0f2a43;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0;
  opacity: 0;
}

.show_btn.is-visible::before,
.show_btn.is-visible::after {
  opacity: 1;
}

.picture_img.dy-certificate-trigger {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-in;
}

.picture_img.dy-certificate-trigger span {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 12px;
  padding: 8px 10px;
  border-radius: 4px;
  background: rgba(15, 42, 67, .78);
  color: #fff;
  font-size: 14px;
  line-height: 1.4;
  text-align: center;
}

.dy-certificate-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgba(5, 18, 31, .84);
}

.dy-certificate-lightbox.is-open {
  display: flex;
}

.dy-certificate-lightbox figure {
  max-width: min(920px, 96vw);
  max-height: 90vh;
  margin: 0;
  text-align: center;
}

.dy-certificate-lightbox img {
  max-width: 100%;
  max-height: 78vh;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .38);
}

.dy-certificate-lightbox figcaption {
  margin-top: 14px;
  color: #fff;
  font-size: 16px;
}

.dy-lightbox-close {
  position: fixed;
  right: 28px;
  top: 24px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font-size: 28px;
  line-height: 1;
}

.dy-product-hero {
  overflow: hidden;
  padding: 28px;
  border: 1px solid #e1e9f2;
  border-radius: 8px;
  background: linear-gradient(180deg, #fff, #f8fbff);
  box-shadow: 0 16px 42px rgba(15, 42, 67, .08);
}

.dy-product-image {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 6px;
  background: #edf3f8;
}

.dy-product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dy-product-summary {
  padding: 10px 0 10px 24px;
}

.dy-product-summary h1 {
  margin: 10px 0 16px;
  color: #0f2a43;
  font-size: 34px;
  line-height: 1.25;
}

.dy-product-summary p {
  color: #536579;
  font-size: 16px;
  line-height: 1.9;
}

.dy-product-points {
  display: grid;
  gap: 12px;
  margin: 24px 0;
}

.dy-product-points div {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border: 1px solid #e2ebf4;
  border-radius: 6px;
  background: #fff;
}

.dy-product-points strong {
  color: #024D94;
  font-size: 18px;
}

.dy-product-points span {
  color: #34495e;
  line-height: 1.6;
}

.dy-product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.dy-product-detail-body {
  margin-top: 30px;
  padding-top: 26px;
  border-top: 1px solid #e0e8f1;
}

.dy-product-detail-body table {
  overflow: hidden;
  border-radius: 6px;
}

.dy-related-products {
  margin-top: 34px;
}

.dy-related-head {
  margin-bottom: 18px;
}

.dy-related-head h3 {
  margin: 4px 0 0;
  color: #0f2a43;
  font-size: 24px;
}

.dy-related-card {
  height: 100%;
  overflow: hidden;
  border: 1px solid #e1e9f2;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 28px rgba(15, 42, 67, .08);
  transition: transform .25s ease, box-shadow .25s ease;
}

.dy-related-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 38px rgba(15, 42, 67, .14);
}

.dy-related-img {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #edf3f8;
}

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

.dy-related-content {
  padding: 18px 18px 20px;
}

.dy-related-content h3 {
  margin-bottom: 10px;
  color: #0f2a43;
  font-size: 19px;
  line-height: 1.35;
}

.dy-related-content p {
  min-height: 48px;
  margin-bottom: 14px;
  color: #536579;
  line-height: 1.7;
}

.dy-related-more {
  color: #024D94;
  font-weight: 700;
}

.dy-section-head {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.dy-section-head h1 {
  margin: 10px 0 12px;
  color: #0f2a43;
  font-size: 34px;
  line-height: 1.3;
}

.dy-section-head p {
  color: #536579;
  font-size: 16px;
  line-height: 1.9;
}

.dy-equipment-section {
  padding: 72px 0;
  background: #f4f8fb;
}

.dy-equipment-page {
  padding: 64px 0;
  background: #fff;
}

.dy-equipment-top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.dy-equipment-top h3 {
  margin: 8px 0 10px;
  color: #0f2a43;
  font-size: 34px;
  line-height: 1.25;
}

.dy-equipment-top p {
  max-width: 660px;
  margin-bottom: 0;
  color: #536579;
  font-size: 16px;
  line-height: 1.8;
}

.dy-equipment-grid {
  row-gap: 24px;
}

.dy-equipment-card {
  height: 100%;
  overflow: hidden;
  border: 1px solid #e1e9f2;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(15, 42, 67, .08);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.dy-equipment-card:hover {
  transform: translateY(-4px);
  border-color: #b8d7f6;
  box-shadow: 0 20px 44px rgba(15, 42, 67, .14);
}

.dy-equipment-preview {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: #fff;
  color: inherit;
  text-align: left;
  cursor: zoom-in;
}

.dy-equipment-img {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #eaf1f7;
}

.dy-equipment-img::after {
  content: "预览";
  position: absolute;
  right: 14px;
  bottom: 14px;
  padding: 5px 11px;
  border-radius: 4px;
  background: rgb(17 88 193 / 92%);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
}

.dy-equipment-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}

.dy-equipment-card:hover .dy-equipment-img img {
  transform: scale(1.06);
}

.dy-equipment-content {
  display: grid;
  gap: 9px;
  padding: 22px 22px 24px;
}

.dy-equipment-content strong {
  color: #0f2a43;
  font-size: 20px;
  line-height: 1.35;
}

.dy-equipment-content em {
  min-height: 50px;
  color: #536579;
  font-style: normal;
  line-height: 1.7;
}

.dy-equipment-content span {
  color: #024D94;
  font-weight: 700;
}

.dy-equipment-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgba(5, 18, 31, .84);
}

.dy-equipment-lightbox.is-open {
  display: flex;
}

.dy-equipment-lightbox figure {
  max-width: min(980px, 96vw);
  max-height: 90vh;
  margin: 0;
  text-align: center;
}

.dy-equipment-lightbox img {
  max-width: 100%;
  max-height: 74vh;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 24px 70px rgba(0, 0, 0, .38);
}

.dy-equipment-lightbox figcaption {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  color: #fff;
}

.dy-equipment-lightbox figcaption strong {
  color: #fff;
  font-size: 20px;
}

.dy-equipment-lightbox figcaption span {
  color: rgba(255, 255, 255, .78);
  font-size: 15px;
  line-height: 1.7;
}

.bottomDiv.dy-bottom-five .bot_1 {
  width: 20%;
}

.dy-news-detail-page {
  background: #f4f7fa;
}

.dy-news-article-card {
  padding: 42px;
  border: 1px solid #e2eaf3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(15, 42, 67, .08);
}

.dy-news-article-card h1 {
  margin: 10px 0 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e4ebf3;
  color: #0f2a43;
  font-size: 32px;
  line-height: 1.35;
}

.dy-news-meta {
  color: #024D94;
  font-weight: 700;
}

.dy-news-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid #e4ebf3;
}

.dy-news-side-card {
  position: sticky;
  top: 100px;
  padding: 28px;
  border: 1px solid #e2eaf3;
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(15, 42, 67, .08);
}

.dy-news-side-card h3 {
  margin: 0 0 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid #e4ebf3;
  color: #0f2a43;
  font-size: 24px;
}

.dy-news-side-card ul {
  display: grid;
  gap: 12px;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.dy-news-side-card a {
  display: block;
  padding: 13px 14px;
  border-radius: 6px;
  background: #f5f8fb;
  color: #0f2a43;
  font-weight: 700;
  line-height: 1.6;
}

.dy-news-side-card a:hover {
  background: #024D94;
  color: #fff;
}

@media (max-width: 767px) {
  .dy-brand-text {
    min-width: 0;
    max-width: 250px;
    white-space: normal;
    font-size: 15px;
  }

  .logo-fixed img, .navbar-brand img, .offcanvas-title img {
      max-height: 65px;
      width: auto;
  }    

.logo-fixed a, .navbar-brand, .offcanvas-title {
    padding: 0;
}  

  .dy-hero-copy {
    top: 54%;
  }

  .dy-hero-copy h1 {
    font-size: 20px;
    margin-bottom: 5px;
  }

  .dy-hero-copy p {
    font-size: 13px;
    margin-bottom: 15px;
  }

.dy-btn {
    min-height: 35px;
    padding: 0 15px;
}  

  .dy-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dy-form {
    padding: 22px;
  }

  .dy-contact-info-card {
    padding: 26px 20px;
    margin-bottom: 18px;
  }

  .dy-contact-info-card h1 {
    font-size: 23px;
  }

  .dy-map-section {
    padding: 34px 0;
  }

  .dy-map-card {
    position: static;
    width: 100%;
    border-radius: 0;
    box-shadow: none;
  }

  .dy-baidu-map,
  .dy-map-fallback {
    min-height: 300px;
  }

  .dy-product-hero {
    padding: 18px;
  }

  .dy-product-summary {
    padding: 22px 0 0;
  }

  .dy-product-summary h1 {
    font-size: 26px;
  }

  .dy-news-article-card {
    padding: 24px 18px;
  }

  .dy-news-article-card h1 {
    font-size: 24px;
  }

  .dy-news-side-card {
    position: static;
    margin-top: 22px;
    padding: 22px 18px;
  }

  .dy-equipment-section,
  .dy-equipment-page {
    padding: 42px 0;
  }

  .dy-equipment-top {
    display: block;
  }

  .dy-equipment-top .dy-btn {
    margin-top: 18px;
  }

  .dy-section-head h1,
  .dy-equipment-top h3 {
    font-size: 26px;
  }

  .dy-equipment-content {
    padding: 18px;
  }

  .dy-equipment-lightbox {
    padding: 18px;
  }

  .dy-equipment-lightbox img {
    max-height: 68vh;
  }
}