/*
Theme Name: HLJJYC Industrial
Author: HLJJYC
Description: Enterprise product theme for oilfield automation equipment.
Version: 1.0.0
Text Domain: hljjyc-industrial
*/
:root{--ink:#17212a;--muted:#5b6770;--line:#dce4e8;--paper:#fff;--soft:#f4f7f9;--deep:#1c313d;--blue:#0f5f8f;--blue-dark:#0b4b72;--orange:#c46a1a;--shadow:0 14px 38px rgba(23,33,42,.13);--radius:8px}
*{box-sizing:border-box}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;line-height:1.72;letter-spacing:0}a{color:var(--blue-dark);text-decoration:none}a:hover{color:var(--orange)}img{max-width:100%;height:auto;display:block}.container{width:min(1180px,calc(100% - 36px));margin:0 auto}
.topbar{background:var(--deep);color:#e7eef2;font-size:14px}.topbar .container{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:18px}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.header-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:flex;align-items:center;gap:12px;color:var(--ink)}.brand-mark{width:44px;height:44px;border-radius:6px;background:linear-gradient(135deg,var(--blue),#213947);display:grid;place-items:center;color:#fff;font-weight:900}.brand strong{display:block;font-size:22px;line-height:1.1}.brand small{display:block;color:var(--muted);font-size:12px;margin-top:3px}.primary-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}.primary-menu a{display:block;padding:10px 12px;border-radius:6px;color:var(--ink);font-weight:700;font-size:15px}.primary-menu a:hover,.primary-menu .current-menu-item>a{background:var(--soft);color:var(--blue-dark)}.menu-toggle,.menu-button{display:none}
.hero{position:relative;min-height:600px;display:flex;align-items:center;overflow:hidden;background:var(--deep);color:#fff}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(16,27,35,.92),rgba(16,27,35,.68),rgba(16,27,35,.22)),var(--hero-image);background-size:cover;background-position:center right}.hero-inner{position:relative;width:min(780px,100%);padding:92px 0 82px}.eyebrow{margin:0 0 10px;color:var(--orange);font-weight:900;font-size:14px}.hero .eyebrow{color:#ffd5a7}.hero h1{margin:0 0 18px;font-size:clamp(34px,5vw,58px);line-height:1.12}.hero p{margin:0 0 28px;color:#e7eef2;font-size:18px}.actions{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:6px;border:1px solid transparent;font-weight:900}.button.primary{background:var(--orange);color:#fff}.button.secondary{border-color:rgba(255,255,255,.44);color:#fff;background:rgba(255,255,255,.08)}.button.solid{background:var(--blue);color:#fff}
.facts{position:relative;z-index:2;margin-top:-46px}.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);box-shadow:var(--shadow);border-radius:var(--radius);overflow:hidden}.fact{background:#fff;padding:22px}.fact strong{display:block;color:var(--blue-dark);font-size:23px;margin-bottom:8px}.fact span{color:var(--muted);font-size:14px}.section{padding:82px 0}.soft{background:var(--soft)}.dark{background:#21313a;color:#fff}.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:34px}.section-title{max-width:770px}h2{margin:0;font-size:clamp(28px,3vw,40px);line-height:1.22}.lead{margin:12px 0 0;color:var(--muted);font-size:17px}.dark .lead{color:#d7e4e8}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--soft)}.card-body{padding:22px}.card h3{margin:0 0 10px;font-size:22px;line-height:1.3}.card p{margin:0 0 18px;color:var(--muted)}.card-link{font-weight:900}.dark .card{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14)}.dark .card p{color:#d7e4e8}
.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:48px;align-items:center}.media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);background:#dde5e9}.media img{width:100%;aspect-ratio:16/11;object-fit:cover}.checks{margin:24px 0 0;padding:0;list-style:none;display:grid;gap:12px}.checks li{position:relative;padding-left:30px}.checks li:before{content:"";position:absolute;left:0;top:.58em;width:14px;height:14px;border-radius:4px;background:var(--blue);box-shadow:inset 0 0 0 3px #dfeff8}.steps{counter-reset:step}.step{counter-increment:step;padding:22px}.step:before{content:counter(step,decimal-leading-zero);display:block;color:var(--orange);font-size:26px;font-weight:900;margin-bottom:10px}
.page-hero{background:var(--soft);border-bottom:1px solid var(--line);padding:62px 0}.page-hero h1{margin:0;font-size:clamp(32px,4vw,48px);line-height:1.18}.page-hero p{max-width:790px;margin:14px 0 0;color:var(--muted);font-size:17px}.content-wrap{padding:64px 0}.entry-content{max-width:920px}.entry-content h2{margin:36px 0 12px;font-size:30px}.entry-content h3{margin:28px 0 8px;font-size:23px}.entry-content p{margin:0 0 16px}.entry-content ul{padding-left:22px}.entry-content table{width:100%;border-collapse:collapse;margin:22px 0}.entry-content th,.entry-content td{border:1px solid var(--line);padding:12px;text-align:left}.entry-content th{background:var(--soft)}.blog-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:42px}.post-list{display:grid;gap:18px}.article-card{padding:22px}.article-card time{color:var(--muted);font-size:14px}.sidebar{border-left:1px solid var(--line);padding-left:26px}.site-footer{background:#111c23;color:#c7d4d9;padding:48px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:34px;margin-bottom:28px}.site-footer h2,.site-footer h3{color:#fff;margin:0 0 12px;font-size:20px}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:18px;color:#98abb3;font-size:14px}
@media(max-width:980px){.menu-button{display:inline-flex;width:42px;height:42px;border:1px solid var(--line);border-radius:6px;align-items:center;justify-content:center}.menu-button span,.menu-button span:before,.menu-button span:after{display:block;width:20px;height:2px;background:var(--ink);position:relative;content:""}.menu-button span:before{position:absolute;top:-7px}.menu-button span:after{position:absolute;top:7px}.nav-wrap{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none}.menu-toggle:checked~.nav-wrap{display:block}.primary-menu{width:min(1180px,calc(100% - 36px));margin:0 auto;padding:12px 0 18px;display:grid}.topbar .container{align-items:flex-start;flex-direction:column;padding:9px 0;gap:3px}.fact-grid,.grid-3,.grid-4,.footer-grid,.blog-layout{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr}.sidebar{border-left:0;border-top:1px solid var(--line);padding:26px 0 0}.section-head{align-items:flex-start;flex-direction:column}}@media(max-width:640px){.container{width:min(100% - 28px,1180px)}.brand small{display:none}.hero{min-height:530px}.hero-inner{padding:66px 0 78px}.hero p{font-size:16px}.fact-grid,.grid-3,.grid-4,.footer-grid,.blog-layout{grid-template-columns:1fr}.section{padding:58px 0}.facts{margin-top:0}}


/* Product center */
.product-center .product-intro { max-width: 100%; margin-bottom: 34px; }
.product-filter-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 30px 0 46px; }
.product-filter { display: block; padding: 20px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: 0 8px 22px rgba(23,33,42,.06); }
.product-filter strong { display: block; color: var(--ink); font-size: 18px; margin-bottom: 5px; }
.product-filter span { color: var(--muted); font-size: 14px; }
.product-group { padding: 34px 0 22px; border-top: 1px solid var(--line); }
.section-head.compact { margin-bottom: 22px; }
.product-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.product-list-card { display: grid; grid-template-columns: 210px minmax(0, 1fr); gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.product-thumb { display: block; background: var(--soft); min-height: 170px; }
.product-thumb img { width: 100%; height: 100%; min-height: 170px; object-fit: cover; }
.product-list-body { padding: 18px 18px 18px 0; }
.product-list-body h3 { margin: 0 0 8px; font-size: 20px; line-height: 1.35; }
.product-list-body p { margin: 0 0 14px; color: var(--muted); }
@media(max-width:980px){.product-filter-grid,.product-list-grid{grid-template-columns:1fr 1fr}.product-list-card{grid-template-columns:1fr}.product-list-body{padding:18px}.product-thumb img{aspect-ratio:16/10;min-height:0}}
@media(max-width:640px){.product-filter-grid,.product-list-grid{grid-template-columns:1fr}}



/* Grand corporate refresh inspired by modern petroleum machinery websites */
.topbar,.site-header{display:none}
.grand-header{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 8px 24px rgba(18,31,40,.08)}
.grand-top{background:#172a36;color:#dce6eb;font-size:13px}.grand-top .container{min-height:36px;display:flex;align-items:center;justify-content:space-between;gap:20px}.grand-nav{min-height:86px;display:flex;align-items:center;justify-content:space-between;gap:26px}.grand-brand .brand-logo{width:126px;display:block}.grand-brand .brand-logo img{max-height:46px;width:auto}.grand-brand .brand-mark{display:none}.grand-brand strong{font-size:24px}.grand-brand small{font-size:12px;color:#66737b}.grand-header .primary-menu a{font-size:16px;padding:14px 13px;border-radius:0}.grand-header .primary-menu a:hover,.grand-header .primary-menu .current-menu-item>a{background:transparent;color:var(--blue-dark);box-shadow:inset 0 -3px 0 var(--blue)}
.grand-hero{position:relative;min-height:680px;display:flex;align-items:center;background:#152732;color:#fff;overflow:hidden}.grand-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(8,20,28,.86),rgba(8,20,28,.48),rgba(8,20,28,.16)),var(--hero-image);background-size:cover;background-position:center}.grand-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:120px;background:linear-gradient(0deg,rgba(0,0,0,.25),transparent)}.grand-hero-inner{position:relative;z-index:1;width:min(820px,100%);padding:110px 0}.hero-kicker{margin:0 0 16px;color:#f3b36f;font-weight:900;letter-spacing:0;font-size:15px}.grand-hero h1{margin:0 0 22px;font-size:clamp(40px,5.6vw,68px);line-height:1.08;font-weight:900}.grand-hero p{font-size:19px;color:#e8f0f3;margin:0 0 30px;max-width:760px}
.grand-title{text-align:center;margin:0 auto 38px;max-width:780px}.grand-title.left{text-align:left;margin-left:0}.grand-title small{display:block;color:var(--orange);font-weight:900;font-size:14px;margin-bottom:8px}.grand-title h2{font-size:clamp(30px,3vw,44px);font-weight:900}.grand-title h2:after{content:"";display:block;width:58px;height:4px;background:var(--blue);margin:16px auto 0}.grand-title.left h2:after{margin-left:0}.grand-title p{margin:16px 0 0;color:var(--muted);font-size:17px}
.grand-product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.grand-product-card{background:#fff;border:1px solid var(--line);box-shadow:0 10px 28px rgba(23,33,42,.08);transition:.2s}.grand-product-card:hover{transform:translateY(-4px);box-shadow:0 18px 42px rgba(23,33,42,.16)}.grand-product-img{position:relative;display:block;overflow:hidden;background:#eef3f5}.grand-product-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:.35s}.grand-product-card:hover img{transform:scale(1.05)}.grand-product-img span{position:absolute;inset:auto 0 0 0;background:rgba(15,95,143,.9);color:#fff;text-align:center;padding:10px;font-weight:800;transform:translateY(100%);transition:.2s}.grand-product-card:hover span{transform:translateY(0)}.grand-product-card h3{margin:0;padding:18px;font-size:18px;line-height:1.35;text-align:center}.grand-more{text-align:center;margin-top:34px}
.grand-about{background:#f4f7f9}.grand-about-grid{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.grand-about-media{box-shadow:var(--shadow);overflow:hidden}.grand-about-media img{width:100%;aspect-ratio:16/10;object-fit:cover}.grand-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);margin:26px 0}.grand-stat-row div{background:#fff;padding:18px}.grand-stat-row strong{display:block;color:var(--blue-dark);font-size:18px}.grand-stat-row span{color:var(--muted);font-size:13px}
.grand-scenes{background:#1c313d;color:#fff}.grand-scenes .grand-title p{color:#d7e4e8}.grand-scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grand-scene-grid a{display:block;min-height:180px;padding:26px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#fff}.grand-scene-grid strong{display:block;font-size:23px;margin-bottom:14px}.grand-scene-grid span{color:#d7e4e8}
.grand-news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.grand-news-grid article{border-top:4px solid var(--blue);background:#fff;padding:24px;box-shadow:0 10px 28px rgba(23,33,42,.08)}.grand-news-grid time{color:var(--muted);font-size:14px}.grand-news-grid h3{font-size:20px;line-height:1.35}.grand-news-grid p{color:var(--muted)}
.grand-footer{background:#101c24;color:#cbd7dc;padding:48px 0 22px}.grand-footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:42px}.grand-footer h2,.grand-footer h3{color:#fff;margin-top:0}.grand-footer ul{margin:0;padding-left:18px}.grand-footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:18px;color:#91a5ad;font-size:14px}.float-contact{position:fixed;right:18px;bottom:90px;z-index:90;display:grid;gap:8px}.float-contact a{width:62px;height:62px;display:grid;place-items:center;background:var(--blue);color:#fff;font-size:13px;font-weight:800;box-shadow:0 10px 25px rgba(0,0,0,.18)}.float-contact a+ a{background:#2b3d47}
@media(max-width:980px){.grand-top .container{flex-direction:column;align-items:flex-start;padding:8px 0;gap:2px}.grand-brand .brand-logo{width:104px}.grand-product-grid,.grand-scene-grid,.grand-news-grid,.grand-footer-main{grid-template-columns:1fr 1fr}.grand-about-grid{grid-template-columns:1fr}.grand-hero{min-height:590px}.grand-header .nav-wrap{top:122px}.float-contact{display:none}}@media(max-width:640px){.grand-product-grid,.grand-scene-grid,.grand-news-grid,.grand-footer-main,.grand-stat-row{grid-template-columns:1fr}.grand-hero{min-height:540px}.grand-hero h1{font-size:36px}.grand-nav{min-height:74px}.grand-brand strong{font-size:19px}.grand-brand .brand-logo{display:none}.grand-header .nav-wrap{top:110px}}



/* Final header/layout correction */
.grand-header { position: sticky !important; top: 0 !important; z-index: 1000 !important; background: #fff !important; box-shadow: 0 8px 24px rgba(18,31,40,.08) !important; }
.grand-top { display: block !important; background: #172a36 !important; color: #dce6eb !important; font-size: 14px !important; }
.grand-top .container { min-height: 38px !important; display: flex !important; align-items: center !important; justify-content: space-between !important; gap: 24px !important; }
.grand-nav { min-height: 88px !important; display: flex !important; align-items: center !important; justify-content: space-between !important; gap: 34px !important; }
.grand-brand { display: flex !important; align-items: center !important; flex: 0 0 auto !important; max-width: 430px !important; }
.grand-brand img { display: block !important; width: auto !important; max-width: 430px !important; max-height: 62px !important; object-fit: contain !important; }
.grand-header .nav-wrap { position: static !important; display: block !important; flex: 1 1 auto !important; border: 0 !important; background: transparent !important; }
.grand-header .primary-menu { display: flex !important; align-items: center !important; justify-content: flex-end !important; gap: 0 !important; width: auto !important; margin: 0 !important; padding: 0 !important; list-style: none !important; }
.grand-header .primary-menu li { margin: 0 !important; padding: 0 !important; }
.grand-header .primary-menu a { display: block !important; padding: 31px 16px !important; border-radius: 0 !important; background: transparent !important; color: #17212a !important; font-size: 16px !important; font-weight: 800 !important; line-height: 1 !important; box-shadow: none !important; }
.grand-header .primary-menu a i { display: none !important; }
.grand-header .primary-menu .current-menu-item > a,
.grand-header .primary-menu a:hover { color: #0b4b72 !important; box-shadow: inset 0 -4px 0 #0f5f8f !important; }
.grand-hero { min-height: 650px !important; margin: 0 !important; }
.grand-hero-inner { padding: 108px 0 !important; }
.grand-hero h1 { max-width: 920px !important; font-size: clamp(42px, 5.5vw, 68px) !important; letter-spacing: 0 !important; }
.grand-hero p { max-width: 780px !important; }
@media(max-width:980px){
  .grand-brand img { max-width: 280px !important; max-height: 52px !important; }
  .menu-button { display: inline-flex !important; }
  .grand-header .nav-wrap { display: none !important; position: absolute !important; top: 126px !important; left: 0 !important; right: 0 !important; background: #fff !important; border-top: 1px solid var(--line) !important; }
  .menu-toggle:checked ~ .nav-wrap { display: block !important; }
  .grand-header .primary-menu { display: grid !important; justify-content: stretch !important; width: min(1180px, calc(100% - 36px)) !important; margin: 0 auto !important; padding: 12px 0 !important; }
  .grand-header .primary-menu a { padding: 14px 0 !important; }
}
@media(max-width:640px){
  .grand-top .container { align-items: flex-start !important; flex-direction: column !important; padding: 8px 0 !important; gap: 2px !important; }
  .grand-brand img { max-width: 220px !important; }
  .grand-nav { min-height: 74px !important; }
  .grand-header .nav-wrap { top: 132px !important; }
}



/* V0-inspired refinement: quieter, more premium B2B layout */
.quote-link{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;background:#c46a1a;color:#fff!important;border-radius:2px;font-weight:900;white-space:nowrap}.quote-link:hover{background:#a95711;color:#fff!important}.refined-hero{position:relative;min-height:660px;display:flex;align-items:center;background:#14242f;color:#fff;overflow:hidden}.refined-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(90deg,rgba(8,18,26,.9),rgba(8,18,26,.58),rgba(8,18,26,.18)),var(--hero-image);background-size:cover;background-position:center}.refined-hero-inner{position:relative;z-index:1;width:min(880px,100%);padding:112px 0}.refined-hero h1{margin:0 0 22px;font-size:clamp(42px,5.4vw,66px);line-height:1.12;font-weight:900;letter-spacing:0}.refined-hero p{font-size:19px;color:#e7eff3;max-width:780px;margin:0 0 30px}.trust-strip{position:relative;margin-top:-42px;z-index:2}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;box-shadow:0 16px 42px rgba(18,31,40,.16);border-top:4px solid #0f5f8f}.trust-grid div{padding:24px;border-right:1px solid #dce4e8}.trust-grid div:last-child{border-right:0}.trust-grid strong{display:block;color:#0b4b72;font-size:22px;line-height:1.25;margin-bottom:8px}.trust-grid span{color:#5b6770;font-size:14px}.refined-title{text-align:center;max-width:820px;margin:0 auto 38px}.refined-title.left{text-align:left;margin-left:0}.refined-title small{display:block;color:#c46a1a;font-size:13px;font-weight:800;letter-spacing:.12em;margin-bottom:10px}.refined-title h2{font-size:clamp(30px,3vw,42px);font-weight:900}.refined-title p{color:#5b6770;font-size:17px;margin:14px 0 0}.scenario-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:34px}.scenario-grid a{display:block;min-height:150px;padding:24px;background:#f4f7f9;border:1px solid #dce4e8;color:#17212a}.scenario-grid b{display:block;font-size:22px;margin-bottom:12px}.scenario-grid span{color:#5b6770}.refined-product-list{margin-top:16px}.refined-about{background:#f4f7f9}.refined-split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.refined-image{overflow:hidden;box-shadow:0 14px 38px rgba(23,33,42,.13)}.refined-image img{width:100%;aspect-ratio:16/10;object-fit:cover}.capability-list{margin:24px 0;padding:0;list-style:none;display:grid;gap:12px}.capability-list li{position:relative;padding-left:26px}.capability-list li:before{content:"";position:absolute;left:0;top:.7em;width:10px;height:10px;background:#0f5f8f}.refined-trust{background:#1c313d;color:#fff}.refined-trust .refined-title p{color:#d7e4e8}.trust-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.trust-card-grid a{display:block;padding:28px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#fff}.trust-card-grid strong{display:block;font-size:24px;margin-bottom:10px}.trust-card-grid span{color:#d7e4e8}.refined-news .grand-news-grid article time{display:none}.refined-news .grand-news-grid article{border-top:0;border-left:4px solid #0f5f8f}.grand-header .primary-menu a{padding-left:12px!important;padding-right:12px!important}.grand-footer a{color:#cbd7dc}.grand-footer a:hover{color:#fff}@media(max-width:1120px){.quote-link{display:none}.grand-header .primary-menu a{font-size:15px!important;padding-left:9px!important;padding-right:9px!important}}@media(max-width:980px){.trust-grid,.scenario-grid,.trust-card-grid{grid-template-columns:1fr 1fr}.refined-split{grid-template-columns:1fr}.refined-hero{min-height:590px}}@media(max-width:640px){.trust-grid,.scenario-grid,.trust-card-grid{grid-template-columns:1fr}.refined-hero{min-height:540px}.refined-hero h1{font-size:36px}.trust-strip{margin-top:0}}