/* Hongze V4.2 isolated frontend */
.hzv4{--ink:#102b3b;--muted:#687e89;--blue:#0d6fb8;--line:#e1e9ed;--soft:#f5f8fa;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;background:#fff;line-height:1.5}
.hzv4 *{box-sizing:border-box}.hzv4 a{text-decoration:none;color:inherit}.hzv4 img{max-width:100%;height:auto}.hzv4 .wrap{width:min(1180px,calc(100% - 48px));margin:auto}
.hzv4 .hz-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.97);backdrop-filter:blur(12px);border-bottom:1px solid #e5ecef;box-shadow:0 3px 14px rgba(13,42,58,.04)}
.admin-bar .hzv4 .hz-header{top:32px}.hzv4 .nav{height:78px;display:flex;align-items:center;gap:24px}.hzv4 .brand{display:flex;align-items:center;gap:11px;min-width:190px}.hzv4 .logo{width:42px;height:42px;border-radius:10px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800}.hzv4 .brand strong{display:block;font-size:19px}.hzv4 .brand small{color:#8496a0;font-size:12px}.hzv4 .links{display:flex;align-items:center;justify-content:center;gap:26px;flex:1;white-space:nowrap}.hzv4 .links a{font-size:14px;color:#2d4654}.hzv4 .links a:hover{color:#0873c5}.hzv4 .nav-cta{background:var(--blue);color:#fff;padding:11px 18px;border-radius:8px;font-size:14px;white-space:nowrap}.hzv4 .menu-btn{display:none;border:0;background:none;font-size:27px;color:#173746}
.hzv4 .hero{background:linear-gradient(110deg,#092839,#0b3f5b 60%,#0d5c83);background-size:cover;background-position:center;color:#fff;position:relative}.hzv4 .hero-inner{padding:132px 0 122px}.hzv4 .eyebrow,.hzv4 .kicker{font-size:12px;font-weight:800;letter-spacing:2px;color:#2c8bd0}.hzv4 .hero .eyebrow{color:#8dc8ee}.hzv4 .hero h1{font-size:56px;line-height:1.14;margin:14px 0 20px;max-width:930px;letter-spacing:-1px}.hzv4 .hero p{max-width:820px;color:#d4e4ec;font-size:18px;line-height:1.8;margin:0}.hzv4 .hero-actions{display:flex;gap:12px;margin-top:32px}.hzv4 .btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 21px;border-radius:8px;font-weight:700;font-size:14px}.hzv4 .primary{background:#fff;color:#0d5f95}.hzv4 .outline{border:1px solid rgba(255,255,255,.55);color:#fff}
.hzv4 section{padding:88px 0}.hzv4 .soft{background:var(--soft)}.hzv4 .head{display:flex;justify-content:space-between;gap:36px;align-items:end;margin-bottom:36px}.hzv4 .head h2{font-size:36px;line-height:1.2;margin:8px 0 0}.hzv4 .head>p{max-width:540px;color:var(--muted);line-height:1.8;margin:0}.hzv4 .more{color:#0873c5;font-size:13px;font-weight:800}.hzv4 .section-link{margin:26px 0 0}
.hzv4 .aboutsplit,.hzv4 .contactsplit{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.hzv4 .bigphoto{min-height:400px;border-radius:18px;background:linear-gradient(135deg,#dce8ed,#f2f6f8);display:grid;place-items:center;text-align:center;color:#718995;padding:30px;overflow:hidden}.hzv4 .copy h2{font-size:36px;line-height:1.25;margin:8px 0 20px}.hzv4 .copy p{color:#627985;line-height:1.9;font-size:15px}
.hzv4 .relation{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.hzv4 .relation>div{padding:32px;background:#fff;border:1px solid var(--line);border-radius:15px;box-shadow:0 8px 24px rgba(16,43,59,.035)}.hzv4 .relation h3{font-size:22px;margin:10px 0}.hzv4 .relation p{color:#697f8a;line-height:1.8;font-size:14px}
.hzv4 .client-logo-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:15px}.hzv4 .client-logo{height:104px;border:1px solid #dfe8ec;border-radius:12px;background:#fff;display:grid;place-items:center;text-align:center;padding:14px;color:#7b909a;font-size:13px}.hzv4 .client-logo.has-image img{width:100%;height:100%;object-fit:contain;padding:8px}
.hzv4 .home-cert-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:17px;align-items:start}.hzv4 .home-cert-card{background:#fff;border:1px solid #dfe8ec;border-radius:13px;padding:10px;box-shadow:0 6px 20px rgba(16,43,59,.025)}.hzv4 .home-cert-img{aspect-ratio:3/4.25;background:#edf3f5;border-radius:8px;display:grid;place-items:center;text-align:center;padding:12px;color:#7e929c;font-size:13px;overflow:hidden}.hzv4 .home-cert-img.has-image img{width:100%;height:100%;object-fit:contain;background:#fff}
.hzv4 .industry-grid,.hzv4 .product-grid,.hzv4 .case-grid,.hzv4 .news-grid,.hzv4 .gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.hzv4 .industry-card,.hzv4 .tile{background:#fff;border:1px solid var(--line);border-radius:15px;overflow:hidden;box-shadow:0 7px 22px rgba(16,43,59,.035);transition:.2s}.hzv4 .industry-card:hover,.hzv4 .tile:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(16,43,59,.08)}.hzv4 .photo,.hzv4 .card-media{height:220px;background:linear-gradient(135deg,#dce8ed,#edf3f5);display:flex;align-items:center;justify-content:center;text-align:center;color:#79909b;font-size:13px;padding:20px;overflow:hidden}.hzv4 .card-media img{width:100%;height:100%;object-fit:cover}.hzv4 .card-body,.hzv4 .tile .body{padding:24px}.hzv4 .card-body h3,.hzv4 .tile h3{font-size:21px;line-height:1.45;margin:0 0 10px}.hzv4 .card-body p,.hzv4 .tile p{color:var(--muted);line-height:1.75;font-size:14px;margin:0 0 16px}.hzv4 .meta{font-size:12px;color:#8498a2;margin-bottom:10px}.hzv4 .empty-state{grid-column:1/-1;padding:44px;border:1px dashed #cbd9df;border-radius:15px;background:#fff;text-align:center;color:#687e89}.hzv4 .empty-state strong{display:block;color:#173746;font-size:19px;margin-bottom:8px}
.hzv4 .cta{background:linear-gradient(120deg,#0a2b3e,#0b5680);border-radius:18px;color:#fff;padding:46px 50px;display:flex;justify-content:space-between;align-items:center;gap:30px}.hzv4 .cta h2{font-size:30px;margin:7px 0 10px}.hzv4 .cta p{color:#cbdde6;margin:0;line-height:1.7}.hzv4 .cta .btn{background:#fff;color:#0b5e91;white-space:nowrap}
.hzv4 .pagehero{background:linear-gradient(110deg,#092839,#0c5478);color:#fff;padding:82px 0}.hzv4 .pagehero .eyebrow{color:#91ccec}.hzv4 .pagehero h1{font-size:46px;margin:12px 0 15px}.hzv4 .pagehero p{max-width:780px;color:#d2e3eb;line-height:1.8;font-size:16px}.hzv4 .gallery-grid .photo{height:240px;border-radius:14px}
.hzv4 .contactbox{background:#fff;border:1px solid var(--line);border-radius:15px;padding:32px}.hzv4 .contactrow{padding:14px 0;border-bottom:1px solid #edf1f3;color:#526b78;line-height:1.7}
.hzv4 footer{background:#061d2b;color:#c2d0d7;padding:52px 0 24px}.hzv4 .footgrid{display:grid;grid-template-columns:1.5fr .8fr 1fr;gap:60px}.hzv4 .footbrand h3{color:#fff;font-size:21px;margin:0 0 10px}.hzv4 .footbrand p,.hzv4 .footcol p{font-size:13px;line-height:1.9;color:#8fa5b0}.hzv4 .footcol h4{color:#fff;margin:0 0 13px}.hzv4 .footcol a{display:block;font-size:13px;color:#9fb1ba;margin:9px 0}.hzv4 .copyright{border-top:1px solid #173646;margin-top:35px;padding-top:18px;color:#6f8792;font-size:12px}
.hzv4-body{margin:0!important;background:#fff}.hzv4-body>.site,.hzv4-body>#page{margin:0!important}
.hz-case-single .case-hero-image{margin-top:30px;border-radius:18px;overflow:hidden}.hz-case-single .case-hero-image img{width:100%;max-height:650px;object-fit:cover}.hz-case-single .case-content{max-width:900px;margin:auto;font-size:16px;line-height:1.9;color:#4f6875}.hz-case-single .case-content img{border-radius:12px;margin:16px 0}
@media(max-width:980px){.hzv4 .links{gap:14px}.hzv4 .links a{font-size:13px}.hzv4 .nav-cta{display:none}.hzv4 .industry-grid,.hzv4 .product-grid,.hzv4 .case-grid,.hzv4 .news-grid,.hzv4 .gallery-grid{grid-template-columns:repeat(2,1fr)}.hzv4 .relation,.hzv4 .aboutsplit,.hzv4 .contactsplit{grid-template-columns:1fr}.hzv4 .client-logo-grid{grid-template-columns:repeat(3,1fr)}.hzv4 .home-cert-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:782px){.admin-bar .hzv4 .hz-header{top:46px}}
@media(max-width:720px){.hzv4 .wrap{width:min(100% - 30px,1180px)}.hzv4 .nav{height:66px}.hzv4 .brand{min-width:0;flex:1}.hzv4 .brand small{display:none}.hzv4 .menu-btn{display:block}.hzv4 .links{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;padding:20px;border-top:1px solid #e6ecef;box-shadow:0 12px 22px rgba(0,0,0,.07);flex-direction:column;align-items:flex-start;gap:17px}.hzv4 .links.open{display:flex}.hzv4 .links a{font-size:15px}.hzv4 .hero-inner{padding:82px 0 74px}.hzv4 .hero h1{font-size:38px}.hzv4 .hero p{font-size:16px}.hzv4 .hero-actions{flex-wrap:wrap}.hzv4 section{padding:62px 0}.hzv4 .head{display:block}.hzv4 .head h2{font-size:30px}.hzv4 .head>p{margin-top:14px}.hzv4 .industry-grid,.hzv4 .product-grid,.hzv4 .case-grid,.hzv4 .news-grid,.hzv4 .gallery-grid{grid-template-columns:1fr}.hzv4 .client-logo-grid,.hzv4 .home-cert-grid{grid-template-columns:repeat(2,1fr)}.hzv4 .card-media,.hzv4 .photo{height:220px}.hzv4 .cta{display:block;padding:32px 26px}.hzv4 .cta .btn{margin-top:22px}.hzv4 .pagehero{padding:60px 0}.hzv4 .pagehero h1{font-size:35px}.hzv4 .footgrid{grid-template-columns:1fr;gap:28px}.hzv4 .bigphoto{min-height:260px}}

.hzv4 .logo.uploaded{width:auto;min-width:42px;max-width:150px;background:transparent;border-radius:0}
.hzv4 .logo.uploaded img{display:block;max-width:150px;max-height:48px;width:auto;height:auto;object-fit:contain}
.hzv4 .brand-copy{min-width:0}
@media(max-width:720px){.hzv4 .logo.uploaded img{max-width:120px;max-height:40px}.hzv4 .brand-copy small{display:none}}

.hz-pager{display:flex;gap:8px;justify-content:center;margin:38px 0 10px;flex-wrap:wrap}
.hz-pager .page-numbers{padding:9px 13px;border:1px solid #dfe5ec;border-radius:8px;text-decoration:none;background:#fff}
.hz-pager .current{background:#173b68;color:#fff;border-color:#173b68}
.detail-shell{max-width:980px}.detail-cover img{width:100%;height:auto;border-radius:16px}.detail-content{font-size:16px;line-height:1.85}.detail-content img{max-width:100%;height:auto}.detail-back{margin-top:30px}
.hz-inquiry-form{margin-top:32px;padding:28px;border:1px solid #e3e8ee;border-radius:16px;background:#fff}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.hz-inquiry-form label{display:block;font-weight:600;margin-bottom:16px}.hz-inquiry-form input,.hz-inquiry-form textarea{display:block;width:100%;box-sizing:border-box;margin-top:8px;padding:12px 14px;border:1px solid #d7dde5;border-radius:8px;font:inherit}.form-success{padding:14px 16px;background:#eef7f1;border-radius:10px;margin:20px 0}@media(max-width:720px){.form-grid{grid-template-columns:1fr}.hz-inquiry-form{padding:18px}}

/* V5 maintainable detail pages */
.hzv4 .product-detail{max-width:1080px}
.hzv4 .product-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.85fr);gap:50px;align-items:center;margin-bottom:52px}
.hzv4 .product-main-image{min-height:390px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:28px;display:flex;align-items:center;justify-content:center}
.hzv4 .product-main-image img{max-width:100%;max-height:520px;width:auto;height:auto;object-fit:contain}
.hzv4 .product-summary h1{font-size:34px;line-height:1.35;margin:8px 0 22px}
.hzv4 .product-summary h2{font-size:19px;margin:0 0 10px}.hzv4 .product-summary p{color:var(--muted);line-height:1.85}
.hzv4 .detail-cta,.hzv4 .form-primary{background:var(--blue);color:#fff;margin-top:16px;border:0;cursor:pointer}
.hzv4 .detail-heading{font-size:28px;padding-top:34px;border-top:1px solid var(--line);margin:0 0 22px}
.hzv4 .detail-content{font-size:16px;line-height:1.9;color:#425d6b;overflow:hidden}
.hzv4 .detail-content img{max-width:100%!important;height:auto!important}.hzv4 .detail-content table{width:100%!important;max-width:100%;border-collapse:collapse}
.hzv4 .detail-content td,.hzv4 .detail-content th{border:1px solid #e1e7eb;padding:10px}.hzv4 .detail-content [style*="width"]{max-width:100%!important}
.hzv4 .detail-placeholder{color:#81939c}.hzv4 .placeholder-clean span{opacity:.9}
.hzv4 .hz-pager{display:flex;gap:8px;justify-content:center;margin:38px 0 0;flex-wrap:wrap}.hzv4 .hz-pager .page-numbers{padding:9px 13px;border:1px solid #dfe5ec;border-radius:8px;background:#fff}.hzv4 .hz-pager .current{background:#173b68;color:#fff;border-color:#173b68}
@media(max-width:760px){.hzv4 .product-intro{grid-template-columns:1fr;gap:26px}.hzv4 .product-main-image{min-height:260px}.hzv4 .product-summary h1{font-size:28px}}

.hzv4 .detail-return{margin-top:42px;padding-top:24px;border-top:1px solid var(--line)}
.hzv4 .detail-return-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--blue);text-decoration:none}
.hzv4 .detail-return-link:hover{text-decoration:underline}