.sb-page {
  background: #fff;
}

.sb-page-hero {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(17,37,49,.94), rgba(36,96,115,.76)),
    url("../images/shibeng/hero-banner.jpg") center / cover no-repeat;
}

.sb-page-hero .sb-wrap {
  min-height: 310px;
  padding: 64px 0 52px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sb-page-hero h1 {
  margin: 0;
  font-size: 42px;
  line-height: 1.2;
}

.sb-page-hero p:not(.sb-kicker) {
  max-width: 760px;
  margin: 16px 0 0;
  color: #e5edf1;
  font-size: 17px;
}

.sb-breadcrumb {
  margin-top: 24px;
  color: #dbe5e9;
  font-size: 14px;
}

.sb-product-shell {
  padding: 56px 0 76px;
  background: #f7f8f8;
}

.sb-product-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
}

.sb-side {
  align-self: start;
  background: #fff;
  border: 1px solid #dfe5ea;
}

.sb-side h2 {
  margin: 0;
  padding: 20px 22px;
  color: #fff;
  background: #17212b;
  font-size: 20px;
}

.sb-side-all,
.sb-side-nav a {
  display: block;
  padding: 14px 22px;
  border-bottom: 1px solid #edf1f3;
  color: #293741;
  font-weight: 700;
}

.sb-side-all {
  color: #c9342b;
}

.sb-side-nav a:hover,
.sb-side-nav a.active,
.sb-side-nav a.cur {
  color: #c9342b;
  background: #fff5f4;
}

.sb-side-help {
  margin: 20px;
  padding: 18px;
  background: #f2f6f7;
  border-left: 4px solid #d99b2b;
}

.sb-side-help strong,
.sb-side-help span,
.sb-side-help a {
  display: block;
}

.sb-side-help strong {
  font-size: 18px;
}

.sb-side-help span {
  margin: 8px 0 14px;
  color: #66717c;
  font-size: 14px;
}

.sb-side-help a {
  color: #c9342b;
  font-weight: 800;
}

.sb-product-main {
  min-width: 0;
}

.sb-list-intro {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 28px;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid #dfe5ea;
}

.sb-list-intro h2 {
  margin: 0;
  font-size: 30px;
}

.sb-list-intro > p {
  max-width: 560px;
  margin: 0;
  color: #66717c;
}

.sb-product-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.sb-list-card {
  min-height: 420px;
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid #dfe5ea;
}

.sb-list-img {
  display: block;
  background: #f2f6f7;
}

.sb-list-img img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.sb-list-body {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.sb-list-label {
  color: #246073;
  font-size: 15px;
  font-weight: 800;
}

.sb-list-body h3 {
  margin: 8px 0;
  font-size: 21px;
  line-height: 1.35;
}

.sb-list-body p {
  margin: 0;
  color: #66717c;
  font-size: 14px;
}

.sb-list-meta {
  margin-top: auto;
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: #89949e;
  font-size: 15px;
}

.sb-list-more {
  margin-top: 16px;
  color: #c9342b;
  font-weight: 800;
}

.sb-empty-note {
  margin-top: 20px;
  padding: 24px;
  background: #fff;
  border: 1px dashed #ccd6dc;
}

.sb-empty-note h3 {
  margin: 0 0 8px;
}

.sb-empty-note p {
  margin: 0;
  color: #66717c;
}

.sb-pagebar {
  margin-top: 28px;
  text-align: center;
}

.sb-pagebar a,
.sb-pagebar span {
  display: inline-flex;
  min-width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  margin: 3px;
  padding: 0 10px;
  background: #fff;
  border: 1px solid #dfe5ea;
}

.sb-detail-top {
  padding: 34px 0 56px;
  background: #f7f8f8;
}

.sb-detail-top .sb-breadcrumb {
  margin: 0 0 24px;
  color: #66717c;
}

.sb-detail-grid {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr);
  gap: 34px;
}

.sb-detail-gallery,
.sb-detail-summary,
.sb-detail-content,
.sb-detail-block {
  background: #fff;
  border: 1px solid #dfe5ea;
}

.sb-detail-gallery {
  padding: 18px;
}

.sb-detail-main-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: #f2f6f7;
}

.sb-detail-thumbs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.sb-detail-thumbs img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border: 1px solid #dfe5ea;
}

.sb-detail-summary {
  padding: 34px;
}

.sb-detail-summary h1 {
  margin: 0;
  font-size: 36px;
  line-height: 1.22;
}

.sb-detail-desc {
  margin: 18px 0 24px;
  color: #66717c;
  font-size: 17px;
}

.sb-detail-facts {
  margin: 0;
}

.sb-detail-facts div {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid #edf1f3;
}

.sb-detail-facts dt {
  color: #17212b;
  font-weight: 800;
}

.sb-detail-facts dd {
  margin: 0;
  color: #66717c;
}

.sb-detail-actions {
  margin-top: 28px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.sb-detail-link {
  color: #c9342b;
  font-weight: 800;
}

.sb-detail-tabs {
  padding: 58px 0 80px;
}

.sb-anchor-nav {
  position: sticky;
  top: 77px;
  z-index: 10;
  display: flex;
  gap: 0;
  background: #17212b;
}

.sb-anchor-nav a {
  padding: 16px 22px;
  color: #fff;
  border-right: 1px solid rgba(255,255,255,.14);
  font-weight: 800;
}

.sb-detail-content,
.sb-detail-block {
  padding: 34px;
  margin-top: 22px;
}

.sb-detail-content h2,
.sb-detail-block h2 {
  margin: 0 0 20px;
  font-size: 28px;
}

.sb-richtext {
  color: #293741;
}

.sb-richtext img {
  max-width: 100%;
  height: auto;
}

.sb-param-grid,
.sb-support-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.sb-param-grid div,
.sb-support-grid a {
  padding: 18px;
  background: #f7f8f8;
  border-left: 3px solid #d99b2b;
}

.sb-param-grid strong,
.sb-param-grid span,
.sb-support-grid strong,
.sb-support-grid span {
  display: block;
}

.sb-param-grid span,
.sb-support-grid span,
.sb-note {
  color: #66717c;
}

.sb-note {
  margin: 18px 0 0;
}

.sb-application-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.sb-application-list a {
  padding: 10px 16px;
  background: #f7f8f8;
  border: 1px solid #dfe5ea;
  font-weight: 800;
}

.sb-prev-next {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.sb-prev-next a {
  padding: 16px 18px;
  background: #f7f8f8;
  border: 1px solid #dfe5ea;
}

@media (max-width: 980px) {
  .sb-product-layout,
  .sb-detail-grid {
    grid-template-columns: 1fr;
  }

  .sb-product-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sb-param-grid,
  .sb-support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .sb-page-hero .sb-wrap {
    min-height: 260px;
  }

  .sb-page-hero h1,
  .sb-detail-summary h1 {
    font-size: 30px;
  }

  .sb-list-intro,
  .sb-detail-facts div,
  .sb-prev-next {
    grid-template-columns: 1fr;
  }

  .sb-list-intro {
    display: block;
  }

  .sb-list-intro > p {
    margin-top: 12px;
  }

  .sb-product-list,
  .sb-param-grid,
  .sb-support-grid {
    grid-template-columns: 1fr;
  }

  .sb-anchor-nav {
    position: static;
    overflow-x: auto;
  }

  .sb-anchor-nav a {
    white-space: nowrap;
  }
}

.sb-product-detail-page {
  --pd-blue: #095ecb;
  --pd-blue-dark: #003f8f;
  --pd-navy: #002c5c;
  --pd-light: #f4f8fd;
  --pd-border: #e6ebf2;
  --pd-text: #252b33;
  --pd-muted: #687382;
  background: #fff;
  color: var(--pd-text);
}

.pd-container {
  width: 1440px;
  max-width: calc(100% - 40px);
  margin: 0 auto;
}

.pd-hero {
  min-height: 220px;
  color: #fff;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(1,35,73,.98) 0%, rgba(2,62,125,.9) 48%, rgba(0,30,63,.75) 100%),
    var(--pd-hero-bg, url("../images/shibeng/hero-banner.jpg")) center / cover no-repeat;
}

.pd-hero::after {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 55%;
  height: 100%;
  background:
    radial-gradient(circle at 70% 50%, rgba(24,123,231,.27), transparent 45%),
    linear-gradient(90deg, rgba(0,28,62,.28), rgba(0,21,50,.48));
}

.pd-hero-inner {
  position: relative;
  z-index: 2;
  padding-top: 34px;
}

.pd-breadcrumb {
  font-size: 15px;
  color: rgba(255,255,255,.68);
  margin-bottom: 26px;
}

.pd-breadcrumb a {
  color: rgba(255,255,255,.76);
}

.pd-hero-title {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 860px;
}

.pd-hero-title h1 {
  margin: 0;
  font-size: 40px;
  line-height: 1.2;
  font-weight: 700;
}

.pd-hero-title span {
  padding: 5px 13px;
  border-radius: 5px;
  font-size: 15px;
  background: #166ad7;
  border: 1px solid rgba(255,255,255,.15);
  white-space: nowrap;
}

.pd-hero p {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 14px 0 0;
  color: rgba(255,255,255,.78);
  font-size: 15px;
}

.pd-hero-pump {
  position: absolute;
  right: 7%;
  bottom: -22px;
  width: min(390px, 30vw);
  max-height: 230px;
  object-fit: contain;
  z-index: 1;
  opacity: .96;
  filter: drop-shadow(0 20px 32px rgba(0,0,0,.25));
}

.pd-main {
  background: #f4f7fb;
  padding: 34px 0 58px;
}

.pd-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  align-items: start;
}

.pd-content {
  min-width: 0;
}

.pd-product-top,
.pd-section,
.pd-side-card,
.pd-contact-card,
.pd-bottom-cta,
.pd-related,
.pd-prev-next a {
  background: #fff;
  border: 1px solid var(--pd-border);
  border-radius: 8px;
  box-shadow: 0 10px 28px rgba(0,38,84,.06);
}

.pd-product-top {
  display: grid;
  grid-template-columns: 46% minmax(0, 1fr);
  gap: 22px;
  padding: 22px;
}

.pd-main-image {
  height: 380px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #f9fbff, #eef4fb);
  border: 1px solid var(--pd-border);
  border-radius: 6px;
  overflow: hidden;
}

.pd-main-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 16px;
}

.pd-thumb-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.pd-thumb-item {
  height: 76px;
  padding: 4px;
  cursor: pointer;
  background: #fff;
  border: 1px solid var(--pd-border);
  border-radius: 5px;
}

.pd-thumb-item.active,
.pd-thumb-item:hover {
  border-color: var(--pd-blue);
}

.pd-thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.pd-overview {
  min-width: 0;
}

.pd-feature-icons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

.pd-feature-icons div {
  min-height: 82px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: var(--pd-light);
  border: 1px solid #dbe8f7;
  border-radius: 6px;
  color: var(--pd-navy);
  font-weight: 700;
}

.pd-feature-icons span {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--pd-blue);
  background: #fff;
  border: 1px solid #d7e7fa;
  border-radius: 8px;
}

.pd-feature-icons i[data-lucide],
.pd-feature-icons svg {
  width: 17px;
  height: 17px;
  stroke-width: 1.9;
}

.pd-feature-icons div:hover span {
  color: #fff;
  background: var(--pd-blue);
  border-color: var(--pd-blue);
}

.pd-overview-params {
  border-top: 1px solid var(--pd-border);
}

.pd-overview-row {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--pd-border);
  font-size: 14px;
}

.pd-overview-row span {
  color: var(--pd-muted);
}

.pd-overview-row strong {
  color: var(--pd-text);
  font-weight: 700;
  min-width: 0;
  word-break: break-word;
}

.pd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.pd-btn,
.pd-bottom-cta a,
.pd-contact-card a {
  min-width: 128px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 4px;
  font-weight: 700;
}

.pd-btn-primary,
.pd-bottom-cta a,
.pd-contact-card a {
  color: #fff;
  background: var(--pd-blue);
}

.pd-btn-outline {
  color: var(--pd-blue);
  background: #fff;
  border: 1px solid var(--pd-blue);
}

.pd-section {
  margin-top: 22px;
  padding: 28px;
}

.pd-section h2 {
  margin: 0 0 18px;
  padding-left: 13px;
  position: relative;
  font-size: 26px;
  line-height: 1.35;
  color: var(--pd-navy);
}

.pd-section h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 4px;
  height: 24px;
  background: var(--pd-blue);
  border-radius: 2px;
}

.pd-section h2 span,
.pd-feature-panels h3 span {
  margin-left: 8px;
  font-size: 14px;
  color: var(--pd-muted);
  font-weight: 400;
}

.pd-richtext {
  color: #354050;
  font-size: 15px;
  overflow: hidden;
}

.pd-intro-text {
  color: #354050;
  font-size: 15px;
  line-height: 1.9;
}

.pd-intro-text p {
  margin: 0 0 12px;
}

.pd-richtext p {
  margin: 0 0 12px;
}

.pd-richtext *,
.pd-richtext table,
.pd-richtext tbody,
.pd-richtext tr,
.pd-richtext td {
  max-width: 100% !important;
  box-sizing: border-box;
}

.pd-richtext table {
  width: 100% !important;
  border-collapse: collapse;
  margin: 0 0 16px;
}

.pd-richtext td {
  padding: 8px;
  vertical-align: top;
}

.pd-richtext img {
  max-width: 100%;
  height: auto !important;
  object-fit: contain;
}

.pd-richtext [style*="font-size: 24px"] {
  font-size: 18px !important;
}

.pd-table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.pd-parameter-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: 14px;
}

.pd-parameter-table th {
  padding: 12px 16px;
  color: #fff;
  background: var(--pd-navy);
  text-align: left;
}

.pd-parameter-table td {
  padding: 12px 16px;
  border: 1px solid var(--pd-border);
}

.pd-parameter-table tr:nth-child(even) td {
  background: #f8fbff;
}

.pd-table-note {
  margin-top: 12px;
  color: var(--pd-muted);
  font-size: 15px;
}

.pd-feature-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.pd-feature-panels > div {
  padding: 22px;
  background: var(--pd-light);
  border: 1px solid #dbe8f7;
  border-radius: 6px;
}

.pd-feature-panels h3 {
  margin: 0 0 12px;
  font-size: 22px;
  color: var(--pd-navy);
}

.pd-feature-panels ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pd-feature-panels li {
  position: relative;
  padding-left: 18px;
  margin: 8px 0;
  color: #4b5665;
}

.pd-feature-panels li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  background: var(--pd-blue);
  border-radius: 50%;
}

.pd-text-list {
  color: #4b5665;
  font-size: 15px;
  line-height: 1.9;
}

.pd-sidebar {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 18px;
}

.pd-side-card,
.pd-contact-card {
  padding: 20px;
}

.pd-side-card h3,
.pd-contact-card h3 {
  margin: 0 0 14px;
  font-size: 22px;
  color: var(--pd-navy);
}

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

.pd-series-list li + li {
  margin-top: 8px;
}

.pd-series-list a {
  min-height: 48px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  padding: 11px 14px;
  color: var(--pd-navy);
  background: #fff;
  border: 1px solid var(--pd-border);
  border-radius: 6px;
  font-size: 15px;
  line-height: 1.5;
  font-weight: 600;
  transition: background .2s, border-color .2s, color .2s;
}

.pd-series-list a span { min-width: 0; overflow-wrap: anywhere; }
.pd-series-list a::after {
  content: "";
  width: 6px;
  height: 6px;
  flex-shrink: 0;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: rotate(45deg);
  opacity: .5;
}
.pd-series-list a:hover {
  color: var(--pd-blue);
  border-color: #b8d7fb;
  background: #f5f9ff;
}
.pd-series-list a.active {
  color: var(--pd-blue);
  border-color: #b8d7fb;
  background: #eef6ff;
  box-shadow: inset 3px 0 0 var(--pd-blue);
  font-weight: 700;
}
.pd-series-list a.active::after { opacity: 1; }
.pd-series-list a:focus-visible { outline: 2px solid var(--pd-blue); outline-offset: 2px; }

.pd-series-more,
.pd-related-more {
  display: inline-flex;
  margin-top: 14px;
  color: var(--pd-blue);
  font-weight: 700;
}

.pd-contact-card {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(2,44,92,.96), rgba(9,94,203,.88)),
    url("../images/banner14.jpg") center / cover no-repeat;
  border: 0;
}

.pd-contact-card h3,
.pd-contact-card p,
.pd-contact-card span {
  color: rgba(255,255,255,.86);
}

.pd-contact-card strong {
  display: block;
  margin: 8px 0;
  font-size: 24px;
  color: #fff;
}

.pd-contact-card a {
  margin-top: 14px;
  background: #fff;
  color: var(--pd-blue);
}

.pd-selection-card p {
  margin: 0 0 14px;
  color: var(--pd-muted);
}

.pd-selection-list {
  display: grid;
  gap: 8px;
}

.pd-selection-list span {
  padding: 9px 12px;
  background: var(--pd-light);
  border-left: 3px solid var(--pd-blue);
  color: #4a5868;
}

.pd-bottom-cta {
  margin-top: 24px;
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background:
    linear-gradient(90deg, #002c5c, #095ecb);
  color: #fff;
}

.pd-bottom-cta strong {
  display: block;
  font-size: 22px;
}

.pd-bottom-cta p {
  margin: 6px 0 0;
  color: rgba(255,255,255,.78);
}

.pd-bottom-cta a {
  background: #fff;
  color: var(--pd-blue);
  flex-shrink: 0;
}

.pd-related {
  margin-top: 24px;
  padding: 26px;
}

.pd-linked-section {
  margin-top: 18px;
}

.pd-related-title {
  margin-bottom: 16px;
  font-size: 24px;
  font-weight: 800;
  color: var(--pd-navy);
}

.pd-related-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.pd-related-item {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  min-height: 122px;
  padding: 12px;
  border: 1px solid var(--pd-border);
  border-radius: 6px;
  background: #fbfdff;
}

.pd-related-item img {
  width: 92px;
  height: 86px;
  object-fit: contain;
  background: #f3f7fc;
  border-radius: 5px;
}

.pd-related-item strong {
  display: -webkit-box;
  min-height: 42px;
  overflow: hidden;
  color: var(--pd-text);
  line-height: 1.35;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.pd-related-item p {
  display: -webkit-box;
  min-height: 39px;
  margin: 6px 0 8px;
  overflow: hidden;
  color: var(--pd-muted);
  font-size: 15px;
  line-height: 1.5;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.pd-related-item span {
  color: var(--pd-blue);
  font-weight: 700;
  font-size: 15px;
}

.pd-prev-next {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.pd-prev-next a {
  padding: 16px 18px;
  color: var(--pd-text);
}

@media (max-width: 1180px) {
  .pd-layout {
    grid-template-columns: 1fr;
  }

  .pd-sidebar {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .pd-related-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .pd-hero {
    min-height: 210px;
  }

  .pd-hero-inner {
    padding-top: 26px;
  }

  .pd-hero-title {
    display: block;
  }

  .pd-hero-title h1 {
    font-size: 30px;
  }

  .pd-hero-title span {
    display: inline-flex;
    margin-top: 10px;
  }

  .pd-hero-pump {
    display: none;
  }

  .pd-product-top,
  .pd-feature-panels,
  .pd-sidebar,
  .pd-bottom-cta,
  .pd-prev-next {
    grid-template-columns: 1fr;
  }

  .pd-bottom-cta {
    display: grid;
  }
}

@media (max-width: 640px) {
  .pd-container {
    max-width: calc(100% - 24px);
  }

  .pd-hero {
    min-height: 190px;
    background:
      linear-gradient(90deg, rgba(1,35,73,.98) 0%, rgba(2,62,125,.92) 58%, rgba(0,30,63,.82) 100%),
      var(--pd-hero-mobile-bg, var(--pd-hero-bg, url("../images/shibeng/hero-banner.jpg"))) center / cover no-repeat;
  }

  .pd-breadcrumb {
    margin-bottom: 16px;
    font-size: 14px;
  }

  .pd-hero-title h1 {
    font-size: 24px;
    line-height: 1.32;
  }

  .pd-hero p {
    max-width: 100%;
    font-size: 15px;
    line-height: 1.7;
  }

  .pd-main {
    padding: 22px 0 40px;
  }

  .pd-product-top,
  .pd-section,
  .pd-related {
    padding: 16px;
  }

  .pd-main-image {
    height: 260px;
  }

  .pd-feature-icons {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .pd-feature-icons div {
    min-height: 68px;
    font-size: 15px;
  }

  .pd-related-list {
    grid-template-columns: 1fr;
  }

  .pd-overview-row {
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 8px;
    font-size: 15px;
  }

  .pd-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pd-btn,
  .pd-bottom-cta a,
  .pd-contact-card a {
    width: 100%;
    min-width: 0;
  }

  .pd-section h2,
  .pd-related-title {
    font-size: 21px;
  }

  .pd-section h2 span {
    display: block;
    margin: 4px 0 0;
    font-size: 14px;
  }

  .pd-bottom-cta {
    gap: 14px;
  }

  .pd-bottom-cta strong {
    font-size: 18px;
    line-height: 1.45;
  }

  .pd-bottom-cta p {
    font-size: 15px;
  }

  .pd-related-item {
    grid-template-columns: 82px minmax(0, 1fr);
    min-height: 108px;
    padding: 10px;
  }

  .pd-related-item img {
    width: 82px;
    height: 76px;
  }

  .pd-related-item strong {
    min-height: 0;
    font-size: 14px;
  }

  .pd-related-item p {
    min-height: 0;
    font-size: 14px;
  }

  .pd-prev-next {
    gap: 10px;
  }

  .pd-prev-next a {
    padding: 13px 14px;
    font-size: 15px;
  }
}

.sb-product-page {
  background: #fff;
}

.sb-product-page .sb-topline {
  display: none;
}

.sb-product-page .sb-nav {
  position: relative;
  color: #fff;
  background: #071c31;
  border-bottom: none;
  backdrop-filter: none;
}

.sb-product-page .sb-nav-inner {
  height: 76px;
}

.sb-product-page .sb-brand {
  min-width: 250px;
}

.sb-product-page .sb-brand img {
  width: 250px;
  height: auto;
  max-height: 58px;
  object-fit: contain;
  box-sizing: border-box;
}

.sb-product-page .sb-mainnav {
  gap: 0;
  justify-content: flex-end;
}

.sb-product-page .sb-mainnav a {
  height: 76px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  color: rgba(255,255,255,.9);
  border-bottom: 2px solid transparent;
  font-size: 15px;
}

.sb-product-page .sb-mainnav a:hover,
.sb-product-page .sb-mainnav a.is-active {
  color: #58a7ff;
  border-bottom-color: #2584ed;
}

.sb-product-page .sb-nav-call {
  min-height: auto;
  margin-left: 18px;
  padding: 0;
  color: #fff;
  background: transparent;
  white-space: nowrap;
}

.sb-product-page .sb-menu-btn {
  border-color: rgba(255,255,255,.28);
  background: transparent;
}

.sb-product-page .sb-menu-btn span {
  background: #fff;
}

.sb-product-page .sb-page-hero {
  background:
    linear-gradient(90deg, rgba(3,19,35,.96) 0%, rgba(3,19,35,.78) 48%, rgba(3,19,35,.36) 100%),
    url("../images/shibeng/hero-banner.jpg") center / cover no-repeat;
}

.sb-product-page .sb-page-hero .sb-wrap {
  min-height: 330px;
  padding: 70px 0 58px;
}

.sb-product-page .sb-page-hero h1 {
  font-size: 46px;
  font-weight: 800;
}

.sb-product-page .sb-kicker {
  color: #58a7ff;
}

.sb-product-page .sb-product-shell,
.sb-product-page .sb-detail-top {
  background: #f6f8fb;
}

.sb-product-page .sb-side,
.sb-product-page .sb-list-intro,
.sb-product-page .sb-list-card,
.sb-product-page .sb-detail-gallery,
.sb-product-page .sb-detail-summary,
.sb-product-page .sb-detail-content,
.sb-product-page .sb-detail-block {
  border-color: #e8edf3;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(12,35,65,.06);
}

.sb-product-page .sb-side {
  overflow: hidden;
}

.sb-product-page .sb-side h2 {
  background: #071c31;
}

.sb-product-page .sb-side-all {
  color: #1769c2;
}

.sb-product-page .sb-side-nav a:hover,
.sb-product-page .sb-side-nav a.active,
.sb-product-page .sb-side-nav a.cur {
  color: #1769c2;
  background: #f1f7ff;
}

.sb-product-page .sb-side-help {
  background: linear-gradient(180deg, #f3f8ff, #fff);
  border-left-color: #1769c2;
  border-radius: 8px;
}

.sb-product-page .sb-side-help a,
.sb-product-page .sb-list-more,
.sb-product-page .sb-detail-link {
  color: #1769c2;
}

.sb-product-page .sb-list-intro {
  align-items: center;
  border: none;
}

.sb-product-page .sb-list-intro h2 {
  font-size: 32px;
}

.sb-product-page .sb-product-list {
  gap: 18px;
}

.sb-product-page .sb-list-card {
  overflow: hidden;
  min-height: 430px;
  border: none;
  transition: transform .25s ease, box-shadow .25s ease;
}

.sb-product-page .sb-list-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(12,35,65,.12);
}

.sb-product-page .sb-list-img {
  background: #fff;
}

.sb-product-page .sb-list-img img {
  object-fit: contain;
  padding: 18px;
}

.sb-product-page .sb-list-label {
  color: #1769c2;
}

.sb-product-page .sb-list-body h3 {
  font-size: 20px;
}

.sb-product-page .sb-list-body p {
  color: #657083;
}

.sb-product-page .sb-list-more::after,
.sb-product-page .sb-side-help a::after {
  content: " >";
}

.sb-product-page .sb-pagebar a,
.sb-product-page .sb-pagebar span {
  border-color: #e8edf3;
  border-radius: 5px;
}

.sb-product-page .sb-pagebar .active a,
.sb-product-page .sb-pagebar a:hover {
  color: #fff;
  background: #1769c2;
  border-color: #1769c2;
}

.sb-product-page .sb-detail-top {
  padding: 42px 0 62px;
}

.sb-product-page .sb-detail-top .sb-breadcrumb {
  color: #657083;
}

.sb-product-page .sb-detail-gallery,
.sb-product-page .sb-detail-summary {
  border: none;
}

.sb-product-page .sb-detail-main-img {
  background: #fff;
}

.sb-product-page .sb-detail-summary h1 {
  font-size: 40px;
  font-weight: 800;
}

.sb-product-page .sb-detail-desc {
  color: #657083;
}

.sb-product-page .sb-detail-facts div {
  border-top-color: #e8edf3;
}

.sb-product-page .sb-btn-primary {
  background: #1769c2;
}

.sb-product-page .sb-btn-primary:hover {
  background: #2780df;
}

.sb-product-page .sb-anchor-nav {
  overflow: hidden;
  background: #071c31;
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(12,35,65,.08);
}

.sb-product-page .sb-anchor-nav a:hover {
  background: #1769c2;
}

.sb-product-page .sb-detail-content,
.sb-product-page .sb-detail-block {
  border: none;
}

.sb-product-page .sb-detail-content h2,
.sb-product-page .sb-detail-block h2 {
  color: #071c31;
}

.sb-product-page .sb-param-grid div,
.sb-product-page .sb-support-grid a {
  background: #f6f8fb;
  border-left-color: #1769c2;
  border-radius: 8px;
}

.sb-product-page .sb-application-list a {
  border-color: #e8edf3;
  border-radius: 5px;
}

.sb-product-page .sb-application-list a:hover,
.sb-product-page .sb-support-grid a:hover {
  color: #1769c2;
  background: #f1f7ff;
}

.sb-product-page .sb-prev-next a {
  background: #fff;
  border-color: #e8edf3;
  border-radius: 8px;
}

@media (max-width: 1080px) {
  .sb-product-page .sb-mainnav a {
    padding: 0 10px;
    font-size: 14px;
  }
}

@media (max-width: 820px) {
  .sb-product-page .sb-mainnav {
    left: 16px;
    right: 16px;
    top: 66px;
    justify-content: flex-start;
    background: #071c31;
    border-color: rgba(255,255,255,.18);
  }

  .sb-product-page .sb-mainnav a {
    height: auto;
    padding: 12px 8px;
    color: #fff;
    border-bottom: 1px solid rgba(255,255,255,.12);
  }

  .sb-product-page .sb-page-hero h1,
  .sb-product-page .sb-detail-summary h1 {
    font-size: 32px;
  }
}

.sb-product-series-page {
  background: #f8fbfd;
}

.sb-series-hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(5,20,36,.97) 0%, rgba(7,28,50,.86) 47%, rgba(7,28,50,.3) 78%, rgba(7,28,50,.76) 100%),
    url("../images/shibeng/hero-banner.jpg") center / cover no-repeat;
}

.sb-series-hero-grid {
  display: grid;
  grid-template-columns: minmax(430px, 570px) 1fr;
  grid-template-rows: 1fr auto;
  min-height: 458px;
  padding: 38px 0 40px;
}

.sb-series-copy {
  align-self: center;
  padding-left: 34px;
}

.sb-series-crumb {
  margin: 0 0 52px;
  color: #d5e4f2;
  font-size: 15px;
  font-weight: 700;
}

.sb-series-copy h1 {
  margin: 0;
  font-size: 56px;
  line-height: 1.08;
  font-weight: 900;
}

.sb-series-copy h2 {
  margin: 19px 0 0;
  color: #f3f8ff;
  font-size: 26px;
  line-height: 1.25;
  font-weight: 900;
}

.sb-series-copy p {
  width: min(510px, 100%);
  margin: 30px 0 0;
  color: #e2edf8;
  font-size: 17px;
  line-height: 1.85;
  font-weight: 700;
}

.sb-series-media {
  align-self: center;
  justify-self: center;
  width: min(570px, 49vw);
  margin-top: 28px;
  filter: drop-shadow(0 28px 42px rgba(0,0,0,.32));
}

.sb-series-media img {
  width: 100%;
  aspect-ratio: 4 / 2.45;
  object-fit: contain;
}

.sb-series-icons {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 36px;
  width: min(900px, 72%);
  margin-left: 34px;
}

.sb-series-icons article {
  display: grid;
  grid-template-columns: 36px 1fr;
  column-gap: 13px;
  align-items: center;
}

.sb-series-icons i {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  color: #eaf6ff;
  border: 1px solid rgba(209,235,255,.9);
  border-radius: 50%;
  font-size: 14px;
  font-style: normal;
  font-weight: 900;
}

.sb-series-icons strong {
  color: #fff;
  font-size: 15px;
  line-height: 1.2;
}

.sb-series-icons span {
  color: #b9cadb;
  font-size: 14px;
  line-height: 1.35;
}

.sb-series-section {
  padding: 30px 0 20px;
  background: #f9fbfd;
}

.sb-series-title {
  position: relative;
  margin: 0 0 30px;
  color: #142437;
  font-size: 26px;
  line-height: 1.25;
  text-align: center;
  font-weight: 900;
}

.sb-series-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -11px;
  width: 36px;
  height: 3px;
  border-radius: 3px;
  background: #1b72cb;
  transform: translateX(-50%);
}

.sb-series-feature-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.sb-series-feature-grid article {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  min-height: 104px;
  gap: 12px;
  padding: 24px 20px;
  background: #fff;
  border-radius: 5px;
  box-shadow: 0 10px 28px rgba(19,50,82,.05);
}

.sb-series-feature-grid i {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: #0f66ba;
  border: 2px solid #0f66ba;
  border-radius: 10px;
  font-style: normal;
  font-weight: 900;
}

.sb-series-feature-grid h3 {
  margin: 0;
  color: #0f56a1;
  font-size: 16px;
  line-height: 1.25;
  font-weight: 900;
}

.sb-series-feature-grid p {
  margin: 0;
  color: #647789;
  font-size: 15px;
  line-height: 1.45;
}

.sb-series-app-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.sb-series-app-grid a {
  position: relative;
  overflow: hidden;
  min-height: 178px;
  color: #fff;
  border-radius: 5px;
  background: #102b45;
}

.sb-series-app-grid img {
  width: 100%;
  height: 178px;
  object-fit: cover;
  filter: brightness(.68) saturate(.9);
}

.sb-series-app-grid h3,
.sb-series-app-grid p {
  position: absolute;
  left: 0;
  right: 0;
  text-align: center;
}

.sb-series-app-grid h3 {
  bottom: 43px;
  margin: 0;
  font-size: 20px;
  font-weight: 900;
}

.sb-series-app-grid p {
  bottom: 20px;
  margin: 0;
  color: #e2edf8;
  font-size: 15px;
}

.sb-series-table-card {
  overflow: auto;
  background: #fff;
  border: 1px solid #d6e1ec;
  border-radius: 4px;
}

.sb-series-table-card table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
  text-align: center;
  font-size: 15px;
}

.sb-series-table-card th {
  height: 42px;
  color: #26394d;
  background: #edf2f7;
  border: 1px solid #d5e0ea;
  font-weight: 900;
}

.sb-series-table-card td {
  height: 42px;
  padding: 8px 12px;
  color: #26394d;
  border: 1px solid #d5e0ea;
  background: rgba(255,255,255,.88);
}

.sb-series-table-card td:nth-child(2) {
  text-align: left;
}

.sb-series-table-card a {
  color: #135da9;
  font-weight: 900;
}

.sb-series-note {
  margin: 14px 0 0;
  color: #647789;
  text-align: center;
  font-size: 15px;
}

.sb-series-model-list .sb-wrap {
  border-top: 1px solid #dfe7ef;
  padding-top: 24px;
}

.sb-series-model-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.sb-series-model-grid article {
  min-height: 292px;
  padding: 18px 18px 20px;
  background: #fff;
  border: 1px solid #eef3f7;
  border-radius: 5px;
  box-shadow: 0 10px 28px rgba(19,50,82,.04);
}

.sb-series-model-grid a {
  display: grid;
  height: 100%;
}

.sb-series-model-grid img {
  width: 100%;
  height: 138px;
  object-fit: contain;
}

.sb-series-model-grid h3 {
  margin: 14px 0 10px;
  color: #132336;
  font-size: 17px;
  line-height: 1.25;
  font-weight: 900;
}

.sb-series-model-grid p {
  margin: 0;
  color: #576b7f;
  font-size: 15px;
}

.sb-series-model-grid span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  margin-top: 18px;
  color: #135da9;
  border: 1px solid #226eb9;
  border-radius: 4px;
  font-size: 14px;
  font-weight: 900;
}

.sb-series-model-grid span::after {
  content: " >";
}

.sb-series-pages {
  margin-top: 28px;
}

.sb-series-consult {
  margin-top: 8px;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(7,31,55,.98), rgba(8,44,78,.88)),
    url("../images/shibeng/hero-banner.jpg") center / cover no-repeat;
}

.sb-series-consult-grid {
  display: grid;
  grid-template-columns: minmax(420px, .95fr) minmax(360px, .72fr);
  gap: 50px;
  align-items: center;
  min-height: 250px;
  padding: 34px 18px;
}

.sb-series-consult h2 {
  margin: 0;
  font-size: 30px;
  line-height: 1.25;
  font-weight: 900;
}

.sb-series-consult p {
  margin: 13px 0 28px;
  color: #c5d7e7;
  font-size: 16px;
}

.sb-series-service-icons {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.sb-series-service-icons span {
  display: grid;
  gap: 7px;
  color: #f5fbff;
  font-size: 15px;
  font-weight: 800;
}

.sb-series-service-icons i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: #d7edff;
  border: 1px solid #5aa9f4;
  border-radius: 50%;
  font-style: normal;
}

.sb-series-consult-card {
  padding: 22px;
  color: #132336;
  background: #fff;
  border-radius: 6px;
  box-shadow: 0 18px 42px rgba(0,0,0,.18);
}

.sb-series-consult-card strong,
.sb-series-consult-card span,
.sb-series-consult-card a {
  display: block;
}

.sb-series-consult-card strong {
  margin-bottom: 12px;
  font-size: 20px;
}

.sb-series-consult-card span {
  padding: 9px 0;
  color: #53677a;
  border-top: 1px solid #dce5ee;
  font-size: 14px;
}

.sb-series-consult-card a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 14px;
  color: #fff;
  background: linear-gradient(180deg, #287ede, #0e58aa);
  border-radius: 4px;
  font-weight: 900;
}

.sb-series-proof {
  background: #fff;
  border-top: 1px solid #e4edf5;
}

.sb-series-proof .sb-wrap {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
}

.sb-series-proof span {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 2px 12px;
  align-items: center;
  min-height: 96px;
  padding: 18px 16px;
  border-right: 1px solid #e4edf5;
}

.sb-series-proof span:first-child {
  border-left: 1px solid #e4edf5;
}

.sb-series-proof i {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: #0f66ba;
  border: 1px solid #bad7f1;
  border-radius: 50%;
  font-style: normal;
  font-weight: 900;
}

.sb-series-proof strong {
  color: #132336;
  font-size: 15px;
}

.sb-series-proof em {
  color: #667b90;
  font-size: 14px;
  font-style: normal;
}

@media (max-width: 1180px) {
  .sb-series-hero-grid {
    grid-template-columns: 1fr;
  }

  .sb-series-media {
    width: min(520px, 90%);
    justify-self: start;
    margin-left: 34px;
  }

  .sb-series-feature-grid,
  .sb-series-model-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sb-series-app-grid,
  .sb-series-proof .sb-wrap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sb-series-consult-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .sb-series-hero-grid {
    min-height: auto;
    padding: 34px 0;
  }

  .sb-series-copy {
    padding-left: 0;
  }

  .sb-series-crumb {
    margin-bottom: 30px;
  }

  .sb-series-copy h1 {
    font-size: 38px;
  }

  .sb-series-copy h2 {
    font-size: 22px;
  }

  .sb-series-copy p {
    font-size: 15px;
  }

  .sb-series-media {
    width: 100%;
    margin-left: 0;
  }

  .sb-series-icons,
  .sb-series-feature-grid,
  .sb-series-app-grid,
  .sb-series-model-grid,
  .sb-series-service-icons,
  .sb-series-proof .sb-wrap {
    grid-template-columns: 1fr;
  }

  .sb-series-icons {
    width: 100%;
    gap: 16px;
    margin-left: 0;
    margin-top: 24px;
  }

  .sb-series-feature-grid article {
    min-height: auto;
  }

  .sb-series-consult-grid {
    min-height: auto;
    padding: 30px 0;
  }

  .sb-series-consult h2 {
    font-size: 24px;
  }

  .sb-series-proof span,
  .sb-series-proof span:first-child {
    border-left: 0;
    border-right: 0;
    border-bottom: 1px solid #e4edf5;
  }
}

/* Product detail banner: unified industrial backdrop and readable product copy. */
.sb-product-detail-page .pd-hero {
  display: flex;
  align-items: center;
  min-height: 300px;
  background: linear-gradient(90deg, rgba(2,21,42,.08), rgba(2,21,42,.12)),
    var(--pd-hero-bg, url("../images/shibeng/product-detail-banner-v3.webp")) center / cover no-repeat;
}
.sb-product-detail-page .pd-hero::after { content: none; }
.sb-product-detail-page .pd-hero-inner { padding-top: 36px; padding-bottom: 36px; }
.sb-product-detail-page .pd-hero-title { flex-wrap: wrap; max-width: 820px; }
.sb-product-detail-page .pd-hero-title h1 { overflow-wrap: anywhere; }
.sb-product-detail-page .pd-hero p { max-width: 760px; line-height: 1.8; color: rgba(255,255,255,.86); }
@media (max-width: 860px) {
  .sb-product-detail-page .pd-hero { min-height: 260px; }
  .sb-product-detail-page .pd-hero-title { max-width: 100%; }
}
@media (max-width: 640px) {
  .sb-product-detail-page .pd-hero {
    background: linear-gradient(90deg, rgba(2,21,42,.8), rgba(2,21,42,.45)),
      var(--pd-hero-mobile-bg, var(--pd-hero-bg, url("../images/shibeng/product-detail-banner-mobile-v3.webp"))) center / cover no-repeat;
  }
  .sb-product-detail-page .pd-hero-inner { padding-top: 26px; padding-bottom: 26px; }
}

.sb-product-detail-page .pd-intro-text { overflow-wrap: anywhere; }


/* Model-specific numeric data stays readable inside a horizontal table viewport. */
.sb-product-detail-page .pd-table-scroll { min-width: 0; max-width: 100%; overflow-x: auto; }
.sb-product-detail-page .pd-performance-table { min-width: 650px; width: 100%; }
.sb-product-detail-page .pd-performance-table th,
.sb-product-detail-page .pd-performance-table td { padding: 12px 14px; font-size: 14px; line-height: 1.6; white-space: nowrap; }
.sb-product-detail-page .pd-performance-table tr[hidden],
.sb-product-detail-page .pd-params-toggle[hidden] { display: none !important; }
.sb-product-detail-page .pd-params-toggle { display: block; margin: 16px auto 0; padding: 10px 24px; border: 1px solid #b8d2ef; border-radius: 5px; background: #f1f7ff; color: #075ba8; font-size: 14px; font-weight: 700; cursor: pointer; }
.sb-product-detail-page .pd-params-toggle:hover { background: #e4f0ff; }