:root{--blue:#005bac;--blue2:#0b74d1;--orange:#f39800;--text:#17283b;--muted:#65758a;--line:#e3eaf2;--bg:#f4f7fb;--shadow:0 16px 44px rgba(16,43,77,.12)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.65}a{text-decoration:none;color:inherit}.container{width:min(1220px,calc(100% - 40px));margin:0 auto}.topbar{background:#073257;color:rgba(255,255,255,.82);font-size:13px}.topbar-inner{height:34px;display:flex;align-items:center;justify-content:space-between}.topbar a{margin-left:18px}.lang{padding:1px 9px;border:1px solid rgba(255,255,255,.38);border-radius:2px}.site-header{position:sticky;top:0;z-index:80;background:#fff;box-shadow:0 4px 16px rgba(0,0,0,.08)}.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:48px;height:48px;color:#fff;background:linear-gradient(135deg,var(--blue),#0b83e6);border-radius:3px;font-size:27px;font-weight:900}.brand-text strong{display:block;font-size:22px;color:#102844;line-height:1.05}.brand-text em{display:block;margin-top:4px;color:#708197;font-size:12px;font-style:normal;letter-spacing:.06em}.main-nav{display:flex;align-items:center;height:100%}.main-nav a{display:flex;align-items:center;height:100%;padding:0 15px;color:#102844;font-size:15px;border-bottom:3px solid transparent}.main-nav a:hover,.main-nav a.active{color:var(--blue);border-bottom-color:var(--orange)}.menu-btn{display:none;border:0;background:transparent;font-size:28px;color:#102844}.page-hero{color:#fff;background:linear-gradient(105deg,rgba(5,25,46,.96),rgba(0,91,172,.86)),radial-gradient(circle at 80% 20%,rgba(243,152,0,.25),transparent 26%)}.page-hero-inner{min-height:255px;display:flex;flex-direction:column;justify-content:center}.breadcrumb{color:rgba(255,255,255,.72);font-size:14px}.page-hero h1{margin:12px 0 0;font-size:clamp(32px,4vw,48px)}.page-hero p{max-width:780px;color:rgba(255,255,255,.76)}.section{padding:82px 0}.product-center-layout,.product-detail-shell{display:grid;grid-template-columns:280px 1fr;gap:28px}.side-category{position:sticky;top:100px;align-self:start;background:#fff;border:1px solid var(--line)}.side-category h3{margin:0;padding:18px 20px;background:var(--blue);color:#fff;font-size:20px}.side-category a{display:block;padding:15px 20px;border-bottom:1px solid var(--line);color:#35465a}.side-category a:hover,.side-category a.active{color:var(--blue);background:#f0f7ff;border-left:4px solid var(--orange)}.small-link{padding-left:32px!important;font-size:14px!important}.filter-toggle{display:none;width:100%;margin-bottom:12px;min-height:42px;border:0;color:#fff;background:var(--blue);font-weight:900}.product-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:17px 20px;margin-bottom:18px;background:#fff;border:1px solid var(--line)}.product-toolbar strong{font-size:18px}.product-toolbar span{color:var(--muted)}.product-category-note{margin-top:22px;padding:22px;background:#fff;border:1px solid var(--line)}.product-category-note h3{margin:0 0 8px}.product-category-note p{margin:0;color:var(--muted)}.nc-series-intro{padding:28px;background:#fff;border:1px solid var(--line);margin-bottom:22px}.nc-series-intro h2{margin:0 0 10px;font-size:30px}.nc-series-intro p{color:var(--muted)}.kicker{margin:0 0 12px;color:var(--orange);font-size:13px;font-weight:900;text-transform:uppercase;letter-spacing:.10em}.nc-model-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.nc-model-card{display:block;background:#fff;border:1px solid var(--line);transition:.2s}.nc-model-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.nc-model-img{height:245px;display:grid;place-items:center;padding:18px;background:#fff;border-bottom:1px solid var(--line)}.nc-model-device{width:86%;height:130px;position:relative;border-radius:6px;background:linear-gradient(135deg,#152d52,#284c82);box-shadow:0 18px 35px rgba(15,40,80,.20)}.nc-model-device:before{content:"";position:absolute;left:8%;right:8%;top:10px;height:13px;border-radius:2px;background:repeating-linear-gradient(90deg,#58d190 0,#58d190 10px,#0d8f54 10px,#0d8f54 13px)}.nc-model-device:after{content:"";position:absolute;left:9%;right:9%;bottom:12px;height:16px;border-radius:2px;background:repeating-linear-gradient(90deg,#6ce0a0 0,#6ce0a0 14px,#0d8f54 14px,#0d8f54 18px)}.nc-model-device.pcie{width:72%;height:150px;background:linear-gradient(135deg,#168560,#34b286)}.nc-model-device.pcie:before{left:12px;right:auto;top:16px;width:16px;height:110px;background:#f2f2f2}.nc-model-device.pcie:after{left:40px;right:25px;bottom:20px;height:18px}.nc-model-device.io{width:78%;height:145px;background:linear-gradient(135deg,#0d6f4e,#21a073)}.nc-model-caption{min-height:116px;padding:20px 22px;background:#f3f3f3}.nc-model-caption h3{margin:0 0 8px;font-size:20px}.nc-model-caption p{margin:0;color:var(--muted);font-size:14px}.nc-chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.nc-chip-row span,.badge-row span{padding:5px 9px;background:#eef6ff;color:var(--blue);border:1px solid #d6e6f6;font-size:12px;font-weight:800}.product-detail-main{background:#fff;border:1px solid var(--line)}.product-detail-top{display:grid;grid-template-columns:390px 1fr;gap:32px;padding:34px;border-bottom:1px solid var(--line)}.product-photo-large{min-height:300px;display:grid;place-items:center;background:linear-gradient(135deg,#edf6ff,#fff);border:1px dashed #b7c7da;color:#60758d;text-align:center;font-weight:900}.product-title-block h2{margin:0;font-size:34px;line-height:1.2}.subtitle-small{margin:10px 0 0;color:var(--muted)}.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 22px}.quick-specs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:18px}.quick-specs div{padding:12px 13px;background:#f6f9fd;border-left:3px solid var(--blue)}.quick-specs strong{display:block;font-size:13px;color:var(--muted)}.quick-specs span{display:block;margin-top:3px;font-weight:900}.actions{display:flex;gap:14px;margin-top:26px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 24px;border:1px solid transparent;border-radius:2px;font-weight:800}.btn.blue{color:#fff;background:var(--blue)}.btn.outline{color:var(--blue);background:#fff;border-color:#cdd9e7}.anchor-tabs{display:flex;flex-wrap:wrap;background:#fff;border-bottom:1px solid var(--line)}.anchor-tabs a{padding:15px 20px;color:#32465c;border-right:1px solid var(--line);font-weight:800}.anchor-tabs a:hover{color:var(--blue);background:#f3f8ff}.detail-content-section{padding:34px;border-bottom:1px solid var(--line)}.section-number-title{display:flex;align-items:center;gap:14px;margin-bottom:18px}.section-number-title span{display:grid;place-items:center;width:42px;height:42px;color:#fff;background:var(--blue);font-weight:900}.section-number-title h3{margin:0;font-size:25px}.paragraph-lead{color:var(--muted);font-size:16px}.feature-detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.feature-detail-grid article{padding:18px;background:#f6f9fd;border-left:4px solid var(--orange)}.feature-detail-grid h4{margin:0 0 8px;font-size:18px}.feature-detail-grid p{margin:0;color:var(--muted)}.info-table{width:100%;border-collapse:collapse;background:#fff}.info-table th,.info-table td{border:1px solid var(--line);padding:13px 14px;text-align:left;vertical-align:top}.info-table th{background:#eaf6fc;color:#17314b;width:180px}.nc-related-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.nc-related-grid a{display:block;padding:14px;background:#f6f9fd;border-left:4px solid var(--blue);color:var(--blue);font-weight:900}.float-service{position:fixed;right:16px;top:42%;z-index:70;display:grid;box-shadow:0 12px 30px rgba(0,0,0,.18)}.float-service a,.float-service button{width:86px;min-height:44px;border:0;border-bottom:1px solid rgba(255,255,255,.18);color:#fff;background:var(--blue);font-size:13px;cursor:pointer}.float-service button{background:var(--orange)}.footer{color:rgba(255,255,255,.76);background:#061a30}.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px;padding:54px 0 34px}.footer h3,.footer h4{margin:0 0 14px;color:#fff}.footer a{display:block;margin:8px 0;color:rgba(255,255,255,.68)}.copyright{padding:18px 0 24px;border-top:1px solid rgba(255,255,255,.12);font-size:13px}@media(max-width:1050px){.topbar{display:none}.menu-btn{display:block}.main-nav{display:none;position:absolute;top:78px;left:0;right:0;height:auto;flex-direction:column;align-items:stretch;background:#fff;box-shadow:0 14px 28px rgba(0,0,0,.14)}.main-nav.open{display:flex}.main-nav a{height:48px;padding:0 22px}.product-center-layout,.product-detail-shell,.product-detail-top{grid-template-columns:1fr}.side-category{position:static}.nc-model-grid,.feature-detail-grid,.footer-grid{grid-template-columns:repeat(2,1fr)}.float-service{display:none}}@media(max-width:680px){.container{width:min(100% - 28px,1220px)}.header-inner{height:68px}.main-nav{top:68px}.section{padding:58px 0}.nc-model-grid,.feature-detail-grid,.footer-grid,.quick-specs,.nc-related-grid{grid-template-columns:1fr}.product-detail-top,.detail-content-section{padding:22px}.actions{flex-direction:column}.btn{width:100%}}


/* V15 product center series-only layout */
.series-only-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.series-only-card{display:block;background:#fff;border:1px solid var(--line);transition:.2s}.series-only-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.series-only-img{height:245px;display:grid;place-items:center;padding:18px;background:#fff;border-bottom:1px solid var(--line)}.series-device{width:82%;height:145px;position:relative;border-radius:6px;background:linear-gradient(135deg,#152d52,#284c82);box-shadow:0 18px 35px rgba(15,40,80,.20)}.series-device:before{content:"";position:absolute;left:8%;right:8%;top:10px;height:13px;border-radius:2px;background:repeating-linear-gradient(90deg,#58d190 0,#58d190 10px,#0d8f54 10px,#0d8f54 13px)}.series-device:after{content:"";position:absolute;left:9%;right:9%;bottom:12px;height:16px;border-radius:2px;background:repeating-linear-gradient(90deg,#6ce0a0 0,#6ce0a0 14px,#0d8f54 14px,#0d8f54 18px)}.series-device.vision{background:linear-gradient(135deg,#0b78bd,#25a8df)}.series-device.integrated{height:180px;width:62%;background:linear-gradient(135deg,#1c2d43,#4b6685)}.series-device.motion{background:linear-gradient(135deg,#168560,#34b286)}.series-device.io{background:linear-gradient(135deg,#0d6f4e,#21a073)}.series-device.software{height:155px;background:linear-gradient(135deg,#eef6ff,#fff);border:1px solid #d3deec}.series-device.software:before{left:0;right:0;top:0;height:32px;background:linear-gradient(90deg,var(--blue),var(--blue2))}.series-device.software:after{left:22px;right:22px;bottom:24px;height:70px;background:linear-gradient(90deg,#dfeafa 28%,#f6f9fd 28%,#f6f9fd 100%);border:1px solid #d7e2ef}.series-only-caption{min-height:112px;padding:20px 22px;background:#f3f3f3}.series-only-caption h3{margin:0 0 8px;font-size:21px}.series-only-caption p{margin:0;color:var(--muted);font-size:14px}@media(max-width:1050px){.series-only-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.series-only-grid{grid-template-columns:1fr}.series-only-img{height:210px}}


/* V16 interactive product tree and series/product display */
.product-tree{
  background:#fff;
  border:1px solid var(--line);
}
.product-tree-title{
  padding:18px 20px;
  background:var(--blue);
  color:#fff;
  font-size:20px;
  font-weight:900;
}
.product-tree-group{
  border-bottom:1px solid var(--line);
}
.product-tree-parent{
  display:flex;
  justify-content:space-between;
  align-items:center;
  width:100%;
  min-height:56px;
  padding:0 18px;
  border:0;
  background:#fff;
  color:#17283b;
  font:inherit;
  font-weight:900;
  cursor:pointer;
  text-align:left;
}
.product-tree-parent::after{
  content:"›";
  color:#b5c0cc;
  font-size:28px;
}
.product-tree-group.open .product-tree-parent{
  background:#f6f9fd;
  color:var(--blue);
}
.product-tree-group.open .product-tree-parent::after{
  content:"⌄";
  font-size:22px;
}
.product-tree-children{
  display:none;
  padding:0 0 10px;
}
.product-tree-group.open .product-tree-children{
  display:block;
}
.product-tree-children a{
  display:block;
  padding:9px 18px 9px 32px;
  color:#17283b;
  font-size:14px;
  line-height:1.45;
}
.product-tree-children a:hover,
.product-tree-children a.active{
  color:var(--blue);
  background:#f0f7ff;
  border-left:4px solid var(--orange);
  padding-left:28px;
}
.product-tree-parent.active-parent{
  background:#f0f7ff;
  color:var(--blue);
  border-left:4px solid var(--orange);
  padding-left:14px;
}
.series-display-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.series-display-card{
  display:block;
  background:#fff;
  border:1px solid var(--line);
  transition:.2s;
}
.series-display-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
}
.series-display-img{
  height:245px;
  display:grid;
  place-items:center;
  padding:18px;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.series-display-caption{
  min-height:116px;
  padding:20px 22px;
  background:#f3f3f3;
}
.series-display-caption h3{
  margin:0 0 8px;
  font-size:20px;
}
.series-display-caption p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.series-placeholder-device{
  width:82%;
  height:145px;
  position:relative;
  border-radius:6px;
  background:linear-gradient(135deg,#152d52,#284c82);
  box-shadow:0 18px 35px rgba(15,40,80,.20);
}
.series-placeholder-device::before{
  content:"";
  position:absolute;
  left:8%;
  right:8%;
  top:10px;
  height:13px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#58d190 0,#58d190 10px,#0d8f54 10px,#0d8f54 13px);
}
.series-placeholder-device::after{
  content:"";
  position:absolute;
  left:9%;
  right:9%;
  bottom:12px;
  height:16px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#6ce0a0 0,#6ce0a0 14px,#0d8f54 14px,#0d8f54 18px);
}
.series-placeholder-device.vision{background:linear-gradient(135deg,#0b78bd,#25a8df)}
.series-placeholder-device.integrated{height:180px;width:62%;background:linear-gradient(135deg,#1c2d43,#4b6685)}
.series-placeholder-device.motion{background:linear-gradient(135deg,#168560,#34b286)}
.series-placeholder-device.io{background:linear-gradient(135deg,#0d6f4e,#21a073)}
.series-placeholder-device.software{
  height:155px;
  background:linear-gradient(135deg,#eef6ff,#fff);
  border:1px solid #d3deec;
}
.series-placeholder-device.software::before{
  left:0;right:0;top:0;height:32px;
  background:linear-gradient(90deg,var(--blue),var(--blue2));
}
.series-placeholder-device.software::after{
  left:22px;right:22px;bottom:24px;height:70px;
  background:linear-gradient(90deg,#dfeafa 28%,#f6f9fd 28%,#f6f9fd 100%);
  border:1px solid #d7e2ef;
}
.nc-series-intro{
  padding:28px;
  background:#fff;
  border:1px solid var(--line);
  margin-bottom:22px;
}
.nc-series-intro h2{
  margin:0 0 10px;
  font-size:30px;
}
.nc-series-intro p{
  color:var(--muted);
}
.nc-model-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.nc-model-card{
  display:block;
  background:#fff;
  border:1px solid var(--line);
  transition:.2s;
}
.nc-model-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
}
.nc-model-img{
  height:245px;
  display:grid;
  place-items:center;
  padding:18px;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.nc-model-device{
  width:86%;
  height:130px;
  position:relative;
  border-radius:6px;
  background:linear-gradient(135deg,#152d52,#284c82);
  box-shadow:0 18px 35px rgba(15,40,80,.20);
}
.nc-model-device::before{
  content:"";
  position:absolute;
  left:8%;
  right:8%;
  top:10px;
  height:13px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#58d190 0,#58d190 10px,#0d8f54 10px,#0d8f54 13px);
}
.nc-model-device::after{
  content:"";
  position:absolute;
  left:9%;
  right:9%;
  bottom:12px;
  height:16px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#6ce0a0 0,#6ce0a0 14px,#0d8f54 14px,#0d8f54 18px);
}
.nc-model-device.pcie{
  width:72%;
  height:150px;
  background:linear-gradient(135deg,#168560,#34b286);
}
.nc-model-device.io{
  width:78%;
  height:145px;
  background:linear-gradient(135deg,#0d6f4e,#21a073);
}
.nc-model-caption{
  min-height:116px;
  padding:20px 22px;
  background:#f3f3f3;
}
.nc-model-caption h3{
  margin:0 0 8px;
  font-size:20px;
}
.nc-model-caption p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.nc-chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.nc-chip-row span{
  padding:5px 9px;
  background:#eef6ff;
  color:var(--blue);
  border:1px solid #d6e6f6;
  font-size:12px;
  font-weight:800;
}
@media(max-width:1050px){
  .series-display-grid,.nc-model-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .series-display-grid,.nc-model-grid{grid-template-columns:1fr}
  .series-display-img,.nc-model-img{height:210px}
}


/* V17 product catalog structure update */
.catalog-tree{
  background:#fff;
  border:1px solid var(--line);
}
.catalog-tree-title{
  padding:18px 20px;
  background:var(--blue);
  color:#fff;
  font-size:20px;
  font-weight:900;
}
.catalog-group{
  border-bottom:1px solid var(--line);
}
.catalog-parent{
  display:flex;
  justify-content:space-between;
  align-items:center;
  width:100%;
  min-height:56px;
  padding:0 18px;
  border:0;
  background:#fff;
  color:#17283b;
  font:inherit;
  font-weight:900;
  cursor:pointer;
  text-align:left;
}
.catalog-parent::after{
  content:"›";
  color:#b5c0cc;
  font-size:28px;
}
.catalog-group.open .catalog-parent{
  background:#f6f9fd;
  color:var(--blue);
}
.catalog-group.open .catalog-parent::after{
  content:"⌄";
  font-size:22px;
}
.catalog-children{
  display:none;
  padding:0 0 10px;
}
.catalog-group.open .catalog-children{
  display:block;
}
.catalog-children a{
  display:block;
  padding:9px 18px 9px 32px;
  color:#17283b;
  font-size:14px;
  line-height:1.45;
}
.catalog-children a:hover,
.catalog-children a.active{
  color:var(--blue);
  background:#f0f7ff;
  border-left:4px solid var(--orange);
  padding-left:28px;
}
.series-grid-v17,
.product-grid-v17{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.series-card-v17,
.product-card-v17{
  display:block;
  background:#fff;
  border:1px solid var(--line);
  transition:.2s;
}
.series-card-v17:hover,
.product-card-v17:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow);
}
.series-img-v17,
.product-img-v17{
  height:245px;
  display:grid;
  place-items:center;
  padding:18px;
  background:#fff;
  border-bottom:1px solid var(--line);
}
.series-caption-v17,
.product-caption-v17{
  min-height:116px;
  padding:20px 22px;
  background:#f3f3f3;
}
.series-caption-v17 h3,
.product-caption-v17 h3{
  margin:0 0 8px;
  font-size:20px;
}
.series-caption-v17 p,
.product-caption-v17 p{
  margin:0;
  color:var(--muted);
  font-size:14px;
}
.device-v17{
  width:82%;
  height:145px;
  position:relative;
  border-radius:6px;
  background:linear-gradient(135deg,#152d52,#284c82);
  box-shadow:0 18px 35px rgba(15,40,80,.20);
}
.device-v17::before{
  content:"";
  position:absolute;
  left:8%;
  right:8%;
  top:10px;
  height:13px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#58d190 0,#58d190 10px,#0d8f54 10px,#0d8f54 13px);
}
.device-v17::after{
  content:"";
  position:absolute;
  left:9%;
  right:9%;
  bottom:12px;
  height:16px;
  border-radius:2px;
  background:repeating-linear-gradient(90deg,#6ce0a0 0,#6ce0a0 14px,#0d8f54 14px,#0d8f54 18px);
}
.device-v17.vision{background:linear-gradient(135deg,#0b78bd,#25a8df)}
.device-v17.integrated{height:180px;width:62%;background:linear-gradient(135deg,#1c2d43,#4b6685)}
.device-v17.motion{background:linear-gradient(135deg,#168560,#34b286)}
.device-v17.io{background:linear-gradient(135deg,#0d6f4e,#21a073)}
.device-v17.software{
  height:155px;
  background:linear-gradient(135deg,#eef6ff,#fff);
  border:1px solid #d3deec;
}
.device-v17.software::before{
  left:0;right:0;top:0;height:32px;
  background:linear-gradient(90deg,var(--blue),var(--blue2));
}
.device-v17.software::after{
  left:22px;right:22px;bottom:24px;height:70px;
  background:linear-gradient(90deg,#dfeafa 28%,#f6f9fd 28%,#f6f9fd 100%);
  border:1px solid #d7e2ef;
}
.catalog-chip-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.catalog-chip-row span{
  padding:5px 9px;
  background:#eef6ff;
  color:var(--blue);
  border:1px solid #d6e6f6;
  font-size:12px;
  font-weight:800;
}
.catalog-intro{
  padding:28px;
  background:#fff;
  border:1px solid var(--line);
  margin-bottom:22px;
}
.catalog-intro h2{
  margin:0 0 10px;
  font-size:30px;
}
.catalog-intro p{
  color:var(--muted);
}
.dev-note-v17{
  padding:22px;
  background:#fff8ed;
  border-left:5px solid var(--orange);
  color:#63440c;
}
@media(max-width:1050px){
  .series-grid-v17,.product-grid-v17{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .series-grid-v17,.product-grid-v17{grid-template-columns:1fr}
  .series-img-v17,.product-img-v17{height:210px}
}


/* V20: left catalog parent links */
.catalog-parent,
.product-tree-parent{
  text-decoration:none;
}
.catalog-parent:hover,
.product-tree-parent:hover{
  color:var(--blue);
  background:#f6f9fd;
}


/* V21: product cards hide accessory chips
   产品列表卡片中已移除配件/标签信息，仅保留图片、名称和简要说明。
   详情页规格参数中仍保留配件配置。 */


/* V22: real product image display */
.real-product-img{
  max-width:92%;
  max-height:210px;
  object-fit:contain;
  display:block;
}
.product-photo-large .real-product-img{
  max-width:95%;
  max-height:360px;
  margin:auto;
}


/* V23: unified product detail layout */
.product-detail-layout-v23{
  display:grid;
  grid-template-columns:280px 1fr;
  gap:28px;
  align-items:start;
}
.detail-main-v23{
  min-width:0;
}
.detail-hero-v23{
  display:grid;
  grid-template-columns:44% 1fr;
  gap:28px;
  align-items:center;
  background:#fff;
  border:1px solid var(--line);
  padding:28px;
}
.detail-photo-v23{
  min-height:320px;
  display:grid;
  place-items:center;
  border:1px solid var(--line);
  background:#fff;
}
.detail-photo-v23 img{
  max-width:96%;
  max-height:310px;
  object-fit:contain;
  display:block;
}
.detail-title-v23 h2{
  margin:8px 0 12px;
  font-size:34px;
}
.detail-title-v23 p{
  color:var(--muted);
  line-height:1.8;
}
.detail-section-v23{
  margin-top:26px;
  background:#fff;
  border:1px solid var(--line);
  padding:28px;
}
.detail-section-v23 h3{
  margin:0 0 18px;
  font-size:24px;
  border-left:5px solid var(--blue);
  padding-left:12px;
}
.detail-feature-grid-v23{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.detail-feature-grid-v23 article{
  padding:18px;
  background:#f6f9fd;
  border-left:4px solid var(--blue);
}
.detail-feature-grid-v23 h4{
  margin:0 0 8px;
  font-size:18px;
}
.detail-feature-grid-v23 p{
  margin:0;
  color:var(--muted);
  line-height:1.7;
}
.param-table-v23{
  width:100%;
  border-collapse:collapse;
  background:#fff;
}
.param-table-v23 th,
.param-table-v23 td{
  border:1px solid var(--line);
  padding:13px 14px;
  text-align:left;
  vertical-align:top;
}
.param-table-v23 th{
  width:230px;
  background:#eef6ff;
  color:#17314b;
}
.architecture-box-v23{
  min-height:260px;
  border:1px dashed #b7c7da;
  background:linear-gradient(135deg,#eef8ff,#fff);
  display:grid;
  place-items:center;
  text-align:center;
  color:#60758d;
  padding:24px;
  font-weight:900;
}
.download-list-v23{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px;
}
.download-item-v23{
  padding:18px;
  background:#f6f9fd;
  border:1px solid var(--line);
}
.download-item-v23 strong{
  display:block;
  margin-bottom:8px;
}
.download-item-v23 span{
  color:var(--muted);
  line-height:1.7;
}
.download-note-v23{
  margin-top:16px;
  padding:16px;
  background:#fff8ed;
  border-left:5px solid var(--orange);
  color:#63440c;
}
@media(max-width:1050px){
  .product-detail-layout-v23{grid-template-columns:1fr}
  .detail-hero-v23{grid-template-columns:1fr}
}
@media(max-width:680px){
  .detail-feature-grid-v23,.download-list-v23{grid-template-columns:1fr}
}


/* V24: product image without text captions */
.detail-photo-v23 img,
.product-img-v17 img{
  object-fit:contain;
}


/* V25: real system architecture diagrams */
.architecture-box-v23{
  background:#fff;
  border:1px solid var(--line);
  padding:18px;
}
.architecture-img-v25{
  max-width:100%;
  max-height:520px;
  object-fit:contain;
  display:block;
  margin:auto;
}
.detail-photo-v23 img,
.product-img-v17 img{
  object-fit:contain;
}

/* V26: motion-control-card series images */
.series-img-v17 .real-product-img,
.series-display-img .real-product-img{
  max-width:94%;
  max-height:220px;
  object-fit:contain;
  display:block;
}


/* V27: additional product series images */
.series-img-v17 .real-product-img,
.series-display-img .real-product-img,
.series-only-img .real-product-img{
  max-width:94%;
  max-height:220px;
  object-fit:contain;
  display:block;
}


/* V28: product center top-level series images */
.series-card-v17 .real-product-img,
.series-display-card .real-product-img,
.series-only-card .real-product-img{
  max-width:94%;
  max-height:220px;
  object-fit:contain;
  display:block;
}


/* V29: center product images and replace software platform series screenshots */
.series-img-v17,
.product-img-v17,
.series-display-img,
.series-only-img,
.detail-photo-v23{
  display:grid;
  place-items:center;
}
.series-card-v17 .real-product-img,
.series-display-card .real-product-img,
.series-only-card .real-product-img,
.product-card-v17 .real-product-img,
.detail-photo-v23 .real-product-img,
.series-img-v17 img,
.product-img-v17 img{
  display:block;
  margin:auto;
  justify-self:center;
  align-self:center;
  object-fit:contain;
}

/* V30: NC6600 optimization and 4-axis system diagrams */
.detail-photo-v23 img,
.architecture-img-v25,
.product-img-v17 .real-product-img{
  display:block;
  margin:auto;
  object-fit:contain;
}

/* V31: NC7600 update and product page images */
.detail-photo-v23 img,
.architecture-img-v25,
.product-img-v17 .real-product-img{
  display:block;
  margin:auto;
  object-fit:contain;
}

/* V33: sidebar breadcrumb path */
.sidebar-breadcrumb{background:#fff;border:1px solid var(--line);border-bottom:0;padding:14px 16px;font-size:13px;line-height:1.7;color:#6b7b8e;}
.sidebar-breadcrumb a{color:#315f9f;text-decoration:none;}
.sidebar-breadcrumb a:hover{color:var(--orange);}
.sidebar-breadcrumb span{color:#4b5b6f;font-weight:800;}
.sidebar-breadcrumb i{font-style:normal;color:#aab4c0;margin:0 6px;}

/* V34: below banner breadcrumb and ETR product pages */
.below-banner-breadcrumb{
  background:#fff;
  border-bottom:1px solid var(--line);
}
.below-banner-breadcrumb .container{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  min-height:54px;
  font-size:14px;
  color:#6b7b8e;
}
.below-banner-breadcrumb a{
  color:#315f9f;
  text-decoration:none;
}
.below-banner-breadcrumb a:hover{
  color:var(--orange);
}
.below-banner-breadcrumb span{
  color:#3c4d5f;
  font-weight:800;
}
.below-banner-breadcrumb i{
  font-style:normal;
  color:#aab4c0;
}
.etr-flow-box{
  min-height:unset;
  display:block;
  text-align:left;
  color:var(--text);
  font-weight:400;
}
.etr-flow-line{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-bottom:12px;
}
.etr-flow-line span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 16px;
  background:#eef6ff;
  border:1px solid #d6e6f6;
  color:var(--blue);
  font-weight:900;
}
.etr-flow-line i{
  color:var(--orange);
  font-style:normal;
  font-weight:900;
}
.etr-flow-box p{
  margin:10px 0 0;
  color:var(--muted);
  font-weight:800;
}
.product-img-v17 .real-product-img,
.detail-photo-v23 .real-product-img{
  max-width:96%;
  max-height:230px;
  object-fit:contain;
  display:block;
  margin:auto;
}
.detail-photo-v23 .real-product-img{
  max-height:310px;
}

/* V35: tighter breadcrumb spacing and reduced path levels */
.below-banner-breadcrumb{
  margin:0;
  padding:0;
}
.below-banner-breadcrumb .container{
  min-height:34px;
  padding-top:6px;
  padding-bottom:6px;
  line-height:1.4;
}
.below-banner-breadcrumb + .section{
  padding-top:12px;
}
.below-banner-breadcrumb + .section .container{
  margin-top:0;
}
.page-hero + .below-banner-breadcrumb{
  margin-top:0;
}

/* V37: direct single-product series and larger breadcrumb */
.below-banner-breadcrumb .container{
  font-size:16px;
  line-height:1.55;
}
.below-banner-breadcrumb a,
.below-banner-breadcrumb span{
  font-size:16px;
}

/* V39: complete downloads and corporate pages */
.home-hero-v39{background:linear-gradient(135deg,rgba(12,47,91,.92),rgba(24,116,185,.82)),url('../product-media/product-center-motion-control-card.png') center/cover no-repeat;color:#fff;padding:92px 0;}
.home-hero-inner-v39{max-width:760px}.home-hero-inner-v39 h1{font-size:46px;line-height:1.2;margin:12px 0 18px}.home-hero-inner-v39 p{font-size:18px;line-height:1.8;color:rgba(255,255,255,.88)}.home-actions-v39,.contact-actions-v39{display:flex;gap:14px;flex-wrap:wrap;margin-top:24px}.section-head{margin-bottom:28px}.section-head h2{font-size:32px;margin:6px 0 10px}.section-head p{color:var(--muted)}
.home-product-grid-v39{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.home-product-grid-v39 a{background:#fff;border:1px solid var(--line);padding:18px;text-decoration:none;color:var(--text);transition:.2s}.home-product-grid-v39 a:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.home-product-grid-v39 img{width:100%;height:130px;object-fit:contain;display:block;margin-bottom:14px}.home-product-grid-v39 strong{display:block;font-size:18px;margin-bottom:8px}.home-product-grid-v39 span{display:block;color:var(--muted);font-size:14px;line-height:1.65}
.cap-grid-v39{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.cap-grid-v39 article,.about-card-v39,.contact-card-v39{background:#fff;border:1px solid var(--line);padding:24px}.cap-grid-v39 h3,.contact-card-v39 h2,.about-card-v39 h3{margin:0 0 10px}.cap-grid-v39 p,.about-card-v39 p,.contact-card-v39 p,.contact-list-v39{color:var(--muted);line-height:1.8}.cta-v39{display:flex;justify-content:space-between;align-items:center;gap:24px;background:#f6f9fd;border:1px solid var(--line);padding:32px}.about-layout-v39,.contact-grid-v39{display:grid;grid-template-columns:1.35fr .85fr;gap:26px;align-items:start}.about-layout-v39 p{color:var(--muted);line-height:1.9}
.process-v39{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.process-v39 div{background:#fff;border:1px solid var(--line);padding:22px}.process-v39 b{display:block;color:var(--blue);font-size:28px;margin-bottom:8px}.process-v39 strong{display:block;font-size:18px;margin-bottom:8px}.process-v39 p{color:var(--muted);line-height:1.7;margin:0}
.download-summary-v39{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:20px 24px;background:#f6f9fd;border:1px solid var(--line);margin-bottom:28px}.download-group-v39{margin-bottom:34px}.download-group-v39 h2{font-size:26px;margin:0 0 16px;border-left:5px solid var(--blue);padding-left:12px}.download-grid-v39{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.download-card-v39,.download-item-v39{display:flex;justify-content:space-between;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);padding:18px;text-decoration:none;color:var(--text);transition:.2s}.download-card-v39:hover,.download-item-v39:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.download-card-v39 strong,.download-item-v39 strong{display:block;margin-bottom:7px}.download-card-v39 p,.download-item-v39 span{display:block;color:var(--muted);font-size:14px;line-height:1.65;margin:0}.download-card-v39>span{white-space:nowrap;color:var(--blue);font-weight:800;font-size:13px}.product-downloads-v39{grid-template-columns:1fr}.contact-list-v39{padding-left:18px}
@media(max-width:1100px){.home-product-grid-v39{grid-template-columns:repeat(3,1fr)}.cap-grid-v39,.process-v39{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.home-hero-inner-v39 h1{font-size:34px}.home-product-grid-v39,.download-grid-v39,.cap-grid-v39,.process-v39,.about-layout-v39,.contact-grid-v39{grid-template-columns:1fr}.cta-v39{display:block}}

/* V42: motion card catalog and system diagram update */
.architecture-box-v23 img.architecture-img-v25{
  display:block;
  width:100%;
  max-width:1180px;
  max-height:none;
  object-fit:contain;
  margin:0 auto;
}
.series-img-v17 .real-product-img,
.product-img-v17 .real-product-img{
  object-fit:contain;
}

/* V43: remove duplicated IO and software architecture sections */
.detail-section-v23 + .detail-section-v23{
  margin-top:22px;
}

/* V46: top logo and nav active fix */
.logo img,
.brand.logo img,
.header-logo img{
  display:block;
  max-width:260px;
  max-height:72px;
  object-fit:contain;
}
.logo,
.brand.logo{
  display:flex;
  align-items:center;
}
@media(max-width:760px){
  .logo img,
  .brand.logo img,
  .header-logo img{
    max-width:190px;
    max-height:56px;
  }
}


/* V47: replace top logo and reduce banner height */
.header-inner{
  height:72px;
}
.logo img,
.brand.logo img,
.header-logo img{
  display:block;
  width:auto;
  max-width:480px;
  max-height:50px;
  object-fit:contain;
}
.page-hero-inner{
  min-height:170px;
}
.home-hero-v39{
  padding:61px 0;
}
@media(max-width:1050px){
  .header-inner{height:68px;}
}
@media(max-width:760px){
  .logo img,
  .brand.logo img,
  .header-logo img{
    max-width:320px;
    max-height:42px;
  }
  .page-hero-inner{
    min-height:150px;
  }
  .home-hero-v39{
    padding:42px 0;
  }
}