:root{
  --navy:#082b5c;--blue:#0b6fbf;--sky:#eaf5ff;--ink:#10233f;--muted:#63738a;
  --line:#dce6f0;--white:#fff;--soft:#f5f8fb;--dark:#07182e;--accent:#18a0e5;
  --shadow:0 18px 50px rgba(7,34,68,.10);--radius:18px
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.65}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.topbar{background:var(--navy);color:#fff;font-size:13px;font-weight:600}
.topbar-inner{min-height:40px;display:flex;justify-content:space-between;align-items:center}
.topbar a{color:#fff}.sep{opacity:.4;margin:0 8px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(14px);box-shadow:0 2px 20px rgba(0,0,0,.07)}
.nav-wrap{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:45px;height:45px;border-radius:12px;background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;display:grid;place-items:center;font-size:24px;font-weight:900;box-shadow:0 8px 20px rgba(11,111,191,.2)}
.brand strong{display:block;color:var(--navy);font-size:19px;letter-spacing:.5px}
.brand small{display:block;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:.35px}
.nav{display:flex;align-items:center;gap:21px;font-size:13px;font-weight:700;color:#29415e}
.nav a:hover{color:var(--blue)}
.nav-cta{background:var(--navy);color:#fff!important;padding:11px 18px;border-radius:9px}
.menu-toggle{display:none;border:0;background:none;font-size:26px;color:var(--navy)}
.hero{position:relative;min-height:670px;display:flex;align-items:center;background:linear-gradient(90deg,rgba(3,22,50,.93),rgba(4,49,90,.72),rgba(4,62,110,.35)),url("assets/high-voltage-insulator-corona-ring.jpg") center/cover no-repeat;color:#fff;overflow:hidden}
.hero-content{position:relative;z-index:2;padding:95px 0 70px}
.eyebrow,.section-tag{font-size:11px;letter-spacing:2px;font-weight:900;color:var(--accent)}
.hero .eyebrow{color:#9edcff;margin-bottom:17px}
.hero h1{font-size:clamp(40px,5.5vw,68px);line-height:1.08;max-width:780px;letter-spacing:-1.5px}
.hero h1 span{color:#72cdfb}
.hero p{max-width:690px;margin:24px 0;font-size:18px;color:#e7f4ff}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;border:0;cursor:pointer;padding:13px 22px;border-radius:9px;font-weight:800;font-size:14px}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 25px rgba(11,111,191,.22)}
.btn-light{background:#fff;color:var(--navy)}
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:55px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.16);border-radius:12px;overflow:hidden;max-width:850px}
.trust-row div{padding:17px 18px;background:rgba(3,28,59,.38)}.trust-row b{display:block;font-size:15px}.trust-row small{color:#b9d5eb;font-size:11px}
.section{padding:95px 0}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.section h2{font-size:clamp(31px,4vw,48px);line-height:1.13;letter-spacing:-1px;margin:9px 0 18px;color:var(--navy)}
.section p{color:var(--muted);font-size:16px}
.text-link{display:inline-block;margin-top:19px;color:var(--blue);font-weight:800}
.product-visual{position:relative}.product-visual img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:20px;box-shadow:var(--shadow)}
.visual-badge{position:absolute;right:-20px;bottom:24px;background:var(--navy);color:#fff;padding:18px 24px;border-radius:13px;box-shadow:var(--shadow)}
.visual-badge strong,.visual-badge span{display:block}.visual-badge strong{font-size:24px}.visual-badge span{font-size:11px;color:#a9c9e4}
.stats{background:var(--navy);color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stats-grid>div{padding:28px 18px;border-right:1px solid rgba(255,255,255,.12);text-align:center}.stats-grid strong{display:block;font-size:21px}.stats-grid span{display:block;color:#b8cee3;font-size:12px}
.section-heading{margin-bottom:40px}.section-heading.center{text-align:center;max-width:800px;margin-left:auto;margin-right:auto}
.about{background:var(--soft)}.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px}
.about-copy h3{font-size:28px;color:var(--navy);margin-bottom:13px}
.about-copy p{margin-bottom:15px}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.feature-list div{background:#fff;border:1px solid var(--line);padding:13px;border-radius:10px;font-weight:700;font-size:13px}.feature-list span{color:var(--blue);margin-right:7px}
.about-card{display:grid;gap:18px}.mini-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;box-shadow:0 8px 25px rgba(10,50,90,.05)}.mini-card b{font-size:20px;color:var(--navy)}.mini-card p{font-size:14px;margin-top:7px}
.products-section{background:#fff}.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.product-card{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 7px 25px rgba(10,40,80,.05)}.product-image{background:#eef5fa}.product-image img{width:100%;height:290px;object-fit:cover}.product-body{padding:27px}.pill{display:inline-block;background:#e9f5ff;color:var(--blue);padding:5px 10px;border-radius:20px;font-size:10px;font-weight:900;letter-spacing:.8px}.product-body h3{font-size:25px;color:var(--navy);margin:9px 0}.product-body p{font-size:14px}.product-body ul{list-style:none;margin-top:17px;display:grid;gap:8px}.product-body li{font-size:13px;font-weight:700;color:#334c69}.product-body li:before{content:"✓";color:var(--blue);font-weight:900;margin-right:9px}
.quote-banner{margin-top:28px;padding:27px 31px;border-radius:15px;background:linear-gradient(100deg,var(--navy),#0a5e9f);color:#fff;display:flex;align-items:center;justify-content:space-between;gap:20px}.quote-banner h3{font-size:23px}.quote-banner p{color:#bdd6ea;font-size:13px}
.capabilities{background:var(--soft)}.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cap{background:#fff;border:1px solid var(--line);padding:25px;border-radius:15px;transition:.2s}.cap:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.cap span{color:var(--blue);font-weight:900;font-size:12px}.cap h3{font-size:18px;color:var(--navy);margin:6px 0}.cap p{font-size:13px}
.process-section{background:#fafdff}.process-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.process-list{display:grid;gap:11px}.process-list>div{display:flex;gap:15px;align-items:flex-start;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px}.process-list b{width:33px;height:33px;flex:0 0 33px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:11px}.process-list strong{display:block;color:var(--navy);font-size:14px}.process-list small{display:block;color:var(--muted);font-size:11px;margin-top:2px}
.quality-section{background:linear-gradient(120deg,#eef7ff,#fff)}.quality-grid{display:grid;grid-template-columns:1fr .8fr;gap:65px;align-items:center}.quality-points{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-top:25px}.quality-points div{font-size:13px;font-weight:700;color:#2c4663}.certificate{background:#fff;padding:15px;border-radius:17px;box-shadow:var(--shadow);border:1px solid var(--line)}.certificate img{width:100%;max-height:570px;object-fit:contain}.cert-caption{text-align:center;padding:15px}.cert-caption strong,.cert-caption span,.cert-caption small{display:block}.cert-caption strong{font-size:20px;color:var(--navy)}.cert-caption span{font-weight:700;color:#536d89}.cert-caption small{font-size:10px;color:var(--muted);margin-top:5px}
.industries-section{background:var(--navy);color:#fff}.industries-section h2{color:#fff}.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.industry{padding:26px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);border-radius:15px}.industry-icon{color:#78d1ff;font-size:12px;font-weight:900}.industry h3{font-size:18px;margin:9px 0}.industry p{font-size:12px;color:#b8cee2}
.gallery-section{background:var(--soft)}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.gallery-grid figure{overflow:hidden;border-radius:14px;background:#fff;border:1px solid var(--line)}.gallery-grid img{height:235px;width:100%;object-fit:cover;transition:.3s}.gallery-grid figure:hover img{transform:scale(1.04)}.gallery-grid figcaption{padding:12px;font-size:12px;font-weight:800;color:var(--navy)}
.faq-section{background:#fff}.faq-grid{display:grid;grid-template-columns:.65fr 1.35fr;gap:70px}.faq-list{display:grid;gap:10px}.faq-list details{border:1px solid var(--line);border-radius:11px;padding:16px 19px;background:#fff}.faq-list summary{cursor:pointer;font-weight:800;color:var(--navy);font-size:14px}.faq-list p{font-size:13px;margin-top:11px}
.contact-section{background:linear-gradient(135deg,#edf7ff,#fff)}.contact-grid{display:grid;grid-template-columns:1fr .8fr;gap:70px}.contact-items{display:grid;gap:17px;margin-top:28px}.contact-items>div{display:flex;gap:14px}.contact-items>div>span{width:39px;height:39px;display:grid;place-items:center;background:#dff1ff;color:var(--blue);border-radius:10px;font-size:12px;font-weight:900}.contact-items p{font-size:13px}.contact-items a{color:var(--blue);font-weight:800}
.quote-form{background:#fff;padding:28px;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow)}.quote-form h3{font-size:26px;color:var(--navy);margin-bottom:18px}.quote-form label{display:block;font-size:11px;font-weight:800;color:#425b76;margin-bottom:11px}.quote-form input,.quote-form textarea{display:block;width:100%;margin-top:5px;border:1px solid #ccd9e5;border-radius:8px;padding:11px 12px;font:inherit;font-size:13px;outline:none}.quote-form input:focus,.quote-form textarea:focus{border-color:var(--blue)}.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}.quote-form .btn{width:100%;margin-top:7px}.quote-form small{display:block;color:#7b8998;font-size:10px;margin-top:9px}
.footer{background:#06182f;color:#fff;padding:65px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .9fr .9fr;gap:45px;padding-bottom:45px}.footer-brand{margin-bottom:17px}.footer-brand strong{color:#fff}.footer-brand small{color:#9eb6cc}.footer-grid p{font-size:12px;color:#a8bfd2}.footer-grid h4{font-size:13px;margin-bottom:13px}.footer-grid>div:not(:first-child) a{display:block;color:#b5c9da;font-size:12px;margin:7px 0}.copyright{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:10px;color:#90a9bf}.copyright span{float:right}
.floating-wa{position:fixed;right:22px;bottom:22px;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:#20b95a;color:#fff;font-weight:900;box-shadow:0 12px 30px rgba(0,0,0,.2);z-index:60}
@media(max-width:950px){
  .nav{position:absolute;top:82px;right:20px;left:20px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px;display:none;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
  .nav.open{display:flex}.menu-toggle{display:block}.trust-row{grid-template-columns:1fr 1fr}.split,.about-grid,.quality-grid,.contact-grid,.faq-grid{grid-template-columns:1fr}.product-grid,.process-grid{grid-template-columns:1fr}.cap-grid{grid-template-columns:1fr 1fr}.industry-grid{grid-template-columns:1fr 1fr}.gallery-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:620px){
  .container{width:min(100% - 26px,1180px)}.topbar-inner{padding:8px 0;display:block;text-align:center}.topbar-inner>div{margin-top:3px}.hero{min-height:700px}.hero-content{padding:80px 0 55px}.hero h1{font-size:42px}.hero p{font-size:15px}.trust-row{grid-template-columns:1fr 1fr;margin-top:35px}.stats-grid{grid-template-columns:1fr 1fr}.stats-grid>div{border-bottom:1px solid rgba(255,255,255,.12)}.section{padding:70px 0}.feature-list,.quality-points,.cap-grid,.industry-grid,.gallery-grid,.footer-grid{grid-template-columns:1fr}.quote-banner{display:block}.quote-banner .btn{margin-top:17px}.product-image img{height:240px}.visual-badge{right:10px}.two{grid-template-columns:1fr}.copyright span{float:none;display:block;margin-top:4px}
}