/* QIANWU commercial upgrade V1.0 — scoped over existing site, no visual-system rebuild */
.qw-upgrade{background:linear-gradient(180deg,#f4f8fc,#fff)}.qw-upgrade .section-head{max-width:900px}.qw-speed-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.qw-speed-card{min-width:0;overflow:hidden;background:#fff;border:1px solid #dfebf4;border-radius:22px;box-shadow:0 12px 34px rgba(8,38,68,.055);transition:transform .2s,box-shadow .2s}.qw-speed-card:hover,.qw-speed-card:focus-within{transform:translateY(-3px);box-shadow:0 22px 42px rgba(8,38,68,.11)}.qw-speed-card a{display:block;text-decoration:none;color:inherit}.qw-speed-card a:focus-visible{outline:3px solid #0864e8;outline-offset:-3px}.qw-speed-photo{background:linear-gradient(135deg,#eef4fa,#f9fbfd);min-height:210px;padding:18px;position:relative;display:grid;place-items:center}.qw-speed-photo img{width:100%;height:178px;object-fit:contain;filter:drop-shadow(0 12px 15px rgba(4,29,53,.12))}.qw-photo-status{position:static;display:block;justify-self:stretch;text-align:center;color:#516c87;font-size:10px;line-height:1.4;padding:6px 4px}.qw-speed-copy{padding:22px 24px 25px}.qw-kicker{color:#0765c8;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.qw-speed-copy h3{font-size:21px;line-height:1.3;letter-spacing:-.02em;margin:9px 0}.qw-speed-copy p{color:#506784;font-size:13px;line-height:1.65;min-height:65px;margin:0 0 16px}.qw-card-link{font-size:13px;font-weight:800;color:#0959b2}.qw-speed-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;border:1px solid #dce9f6;border-radius:15px;padding:18px 24px;background:#fff;margin-top:26px}.qw-speed-bottom p{font-size:14px;color:#3d5770;margin:0}.qw-speed-bottom strong{color:#082949}.qw-engineering-workbook{border:1px solid #d7e4f2;background:#f7faff;border-radius:24px;padding:27px}.qw-engineering-workbook p{color:#536e87;max-width:880px;line-height:1.7}.qw-engineering-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px 20px}.qw-engineering-grid label{font-size:12px;font-weight:760;color:#153a5e;display:flex;flex-direction:column;gap:8px}.qw-engineering-grid input,.qw-engineering-grid select{display:block;width:100%;border:1px solid #c7d8e8;background:#fff;border-radius:10px;padding:12px;color:#153650;min-height:44px;font-size:14px}.qw-engineering-grid input:focus-visible,.qw-engineering-grid select:focus-visible{outline:2px solid #1676d9;outline-offset:1px}.qw-engineering-actions{margin-top:22px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}.qw-engineering-actions small{color:#5b728c;max-width:620px}.qw-fact-label{display:block;text-align:center;font-size:11px;color:#6c7890;margin:12px auto;max-width:450px}.qw-1t6-source-note{border-left:4px solid #2784db;background:#f3f8ff;padding:20px 24px;border-radius:0 14px 14px 0;line-height:1.7;color:#365670}.qw-check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:24px 0}.qw-check-list>div{background:#f8fbff;border:1px solid #dfebf6;border-radius:12px;padding:16px}.qw-check-list strong{color:#082d54}.qw-check-list p{color:#54708a;font-size:13px;line-height:1.6;margin:8px 0 0}
@media(max-width:920px){.qw-speed-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.qw-engineering-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.qw-speed-bottom{flex-direction:column;align-items:flex-start}}@media(max-width:620px){.qw-speed-grid,.qw-engineering-grid,.qw-check-list{grid-template-columns:1fr}.qw-speed-photo{min-height:170px}.qw-speed-photo img{height:150px}.qw-speed-copy{padding:20px}.qw-engineering-workbook{padding:18px}.qw-upgrade .section-head{padding-bottom:12px}.qw-speed-bottom{padding:16px}.qw-speed-bottom .btn{width:100%}}

/* Preserve the uncropped 16:9 shape of the three physical-product studio photos. */
.product-card-media img[src*='/media/product-400g'],
.product-card-media img[src*='/media/product-800g'],
.product-card-media img[src*='/media/product-16t'],
.product-feature-media img[src*='/media/product-400g'],
.product-feature-media img[src*='/media/product-800g'],
.product-feature-media img[src*='/media/product-16t'],
.v11-product-visual img[src*='/media/product-400g'],
.v11-product-visual img[src*='/media/product-800g'],
.v11-product-visual img[src*='/media/product-16t'] {object-fit:contain!important;object-position:center!important;}

/* QIANWU home core-products image truth: source photos at 16:9; never crop into old blue-background tiles. */
body[data-page="index.html"] .portfolio-stage .product-feature-media,
body[data-page="index.html"] .portfolio-stage .product-mini-media {
  background: #f7f9fc !important;
}
body[data-page="index.html"] .portfolio-stage .product-feature-media img,
body[data-page="index.html"] .portfolio-stage .product-mini-media img {
  width: 100% !important;
  height: auto !important;
  max-width: 100% !important;
  max-height: 100% !important;
  aspect-ratio: 1672 / 941;
  object-fit: contain !important;
  object-position: center !important;
  filter: none !important;
}
body[data-page="index.html"] .portfolio-stage .product-feature-media::after { display: none; }
/* Promotional product images need no status captions beneath them. */
.qw-speed-photo { gap: 0; }

/* Official 16:9 homepage hero: preserve all three sample bodies and cable ends at 390px.
   The former mobile page rule scaled the image to 112% and clipped both edges. */
@media(max-width:620px) {
  .hero .hero-art {height:255px;margin-top:20px}
  .hero .hero-art .hero-composite {
    width:100%;
    height:auto;
    left:0;
    top:8%;
    object-fit:contain;
    filter:none;
  }
  .hero .hero-art .hero-orbit {inset:0}
}