/* Business-specific catalogue and detail media. All site-wide colours, typography,
   header, home layout, cards and animations use the reference CSS unchanged. */
.catalog-open{display:block;text-align:left;width:100%;border:0;background:transparent;color:inherit;cursor:pointer}
.catalog-type{display:flex;align-items:center;gap:10px;margin-left:auto;padding:5px 12px;color:#60758a;font-size:12px;font-weight:600}
.catalog-type select{border:1px solid rgba(73,113,151,.2);border-radius:10px;padding:8px;color:#334155;background:rgba(255,255,255,.6)}
.catalog-search{display:flex;align-items:center;gap:10px;padding:5px 8px;color:#60758a;font-size:12px;font-weight:600}.catalog-search input{width:185px;min-width:0;border:1px solid rgba(73,113,151,.2);border-radius:10px;padding:8px 10px;color:#334155;background:rgba(255,255,255,.6)}.catalog-search input::placeholder{color:#64748b;font-size:11px}
.catalog-open .real-product-media img{object-fit:contain;background:transparent;padding:10px}
.catalog-open .real-product-media{background:transparent}
.catalog-open .real-product-media::after{display:none}
.product-system-media img{object-fit:contain}
/* Blend the cutouts' tiny light edge pixels into the reference site's light blue
   surfaces. Product geometry and the original image files remain unchanged. */
.hero-product-slide img,.hero-product-bubble img,.capability-visual img,.product-system-media img,.real-product-media img,.catalog-detail-image img{mix-blend-mode:multiply}
img[src*="nuangu-jingang-product-cutout"],img[src*="nuangu-huolong-product-cutout"]{filter:none!important}
.real-product-index{color:#61778c;text-shadow:none}
.catalog-empty{grid-column:1/-1;text-align:center;padding:48px 20px}.catalog-empty p{margin:12px 0 24px}
.catalog-dialog-open{overflow:hidden}
#product-dialog{width:min(980px,calc(100% - 32px));max-height:90dvh;padding:0;border:1px solid rgba(255,255,255,.95);border-radius:24px;color:#334155;background:linear-gradient(135deg,#f5f9fd,#e9f1fa);box-shadow:0 24px 80px rgba(41,75,109,.26);overflow:auto}
#product-dialog::backdrop{background:rgba(23,47,72,.5);backdrop-filter:blur(6px)}
.catalog-close{position:absolute;right:12px;top:12px;z-index:1;border:1px solid rgba(73,113,151,.2);border-radius:50%;width:38px;height:38px;font-size:25px;line-height:1;background:rgba(255,255,255,.9);cursor:pointer}
#catalog-detail{display:grid;grid-template-columns:1fr 1.15fr}.catalog-detail-image{display:flex;align-items:center;justify-content:center;padding:30px;background:rgba(255,255,255,.42)}
.catalog-detail-image img{width:100%;height:auto;max-height:500px;object-fit:contain}.catalog-detail-copy{padding:48px 38px 35px}
.catalog-detail-copy h2{font-size:28px;font-weight:800;margin:12px 0 15px}.catalog-detail-copy>p{font-size:13px;line-height:1.9;color:#60758a}
.catalog-specs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:25px 0}.catalog-specs small{display:block;font-size:11px;color:#60758a}.catalog-specs b{display:block;color:#2877c6;font-size:27px;margin-top:5px;line-height:1.3}.catalog-specs em{font-size:12px;font-style:normal}
.catalog-detail-copy h3{font-size:12px;font-weight:700;margin-bottom:10px}.catalog-variants{display:grid;gap:8px;font-size:11px}.catalog-variants>div{display:grid;grid-template-columns:1.4fr 1fr .6fr;gap:10px}.catalog-variants b{font-weight:600}.catalog-variants span{color:#60758a}
.catalog-detail-copy p.catalog-source{font-size:10px;margin:20px 0;line-height:1.9}.catalog-detail-copy .btn-orange{display:inline-block}
@media(max-width:640px){.catalog-type{margin-left:0;padding:5px 0;width:100%}.catalog-type select{flex:1}#catalog-detail{grid-template-columns:1fr}.catalog-detail-image{height:220px;padding:20px}.catalog-detail-image img{height:100%;width:auto;max-width:100%}.catalog-detail-copy{padding:25px}.catalog-detail-copy h2{font-size:24px}}
@media(max-width:640px){.catalog-search{width:100%;padding:5px 0}.catalog-search input{flex:1}}