:root{--bg:#07111c;--bg2:#0a1725;--panel:#0d1d2d;--panel2:#102438;--ink:#eaf6ff;--muted:#9cb2c3;--blue:#00a9f4;--cyan:#48d7ff;--navy:#063b63;--line:rgba(129,194,231,.15);--soft:#0a1622;--radius:24px;--shadow:0 24px 70px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink);line-height:1.62}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 40px));margin:auto}.section{padding:104px 0;position:relative}.eyebrow{text-transform:uppercase;letter-spacing:.17em;font-size:12px;font-weight:850;color:var(--cyan);margin-bottom:14px}.section-head{max-width:780px;margin-bottom:46px}.section-head h2,.split-head h2,.smart-intro h2,.quote-copy h2{font-size:clamp(34px,4vw,56px);line-height:1.06;margin:0 0 18px;letter-spacing:-.035em}.section-head p,.split-head p,.smart-intro p,.quote-copy p{color:var(--muted);font-size:18px;margin:0}.site-header{position:sticky;top:0;z-index:50;background:rgba(5,14,23,.83);backdrop-filter:blur(18px);border-bottom:1px solid 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@media(max-width:980px){.nav,.header-cta{display:none}.menu-toggle{display:block}.nav.open{display:flex;position:absolute;top:86px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#07131f;border-bottom:1px solid var(--line);padding:16px 20px}.nav.open a{padding:11px}.hero-grid,.split-head,.smart-intro,.quote-grid{grid-template-columns:1fr}.hero-grid{gap:34px}.hero-media{min-height:420px}.hero-image{min-height:420px}.quick-grid{grid-template-columns:1fr 1fr}.service-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr;grid-template-rows:430px 280px 280px}.photo-feature.wide{grid-row:auto}.media-grid,.smart-showcase{grid-template-columns:1fr 1fr}.media-card.hero-card{grid-column:1/3}.smart-panel.ra3{grid-column:1/3}.product-row{grid-template-columns:1fr 1fr}.product-row div{border-bottom:1px solid var(--line)}.lighting-grid{grid-template-columns:1fr;grid-template-rows:420px 280px 280px}.lighting-card.main-light{grid-row:auto}.gallery-grid{grid-template-columns:1fr 1fr;grid-template-rows:230px 230px 230px}.gallery-grid img:first-child{grid-column:1/3}.gallery-grid img:nth-child(2){grid-row:auto;grid-column:auto}.gallery-grid img:nth-child(3),.gallery-grid img:nth-child(4){grid-column:auto}.cta-grid{align-items:flex-start;flex-direction:column}}
@media(max-width:640px){.container{width:min(100% - 26px,1180px)}.section{padding:76px 0}.nav-wrap{height:74px}.nav.open{top:74px}.brand{width:180px}.hero{padding:54px 0}.hero-copy h1{font-size:50px}.hero-media,.hero-image{min-height:340px}.quick-grid{grid-template-columns:1fr}.quick-grid div{border-right:0;border-bottom:1px solid var(--line);padding:15px 0}.service-card{padding:24px}.feature-grid{grid-template-rows:360px 240px 240px}.media-grid,.smart-showcase{grid-template-columns:1fr}.media-card.hero-card,.smart-panel.ra3{grid-column:auto}.media-card,.media-card.hero-card,.smart-panel{min-height:360px}.authorized-badge{min-width:0}.product-row{grid-template-columns:1fr}.lighting-grid{grid-template-rows:350px 240px 240px}.gallery-grid{display:grid;grid-template-columns:1fr;grid-template-rows:repeat(4,240px)}.gallery-grid img:first-child,.gallery-grid img:nth-child(2),.gallery-grid img:nth-child(3),.gallery-grid img:nth-child(4){grid-column:auto;grid-row:auto}.contact-stack,.field-grid{grid-template-columns:1fr}.footer-grid{align-items:flex-start;flex-direction:column}.footer-right{align-items:flex-start}}
/* V4: lighter high-tech balance and mixed hero */
:root{--bg:#eef5f9;--bg2:#e6f0f6;--panel:#ffffff;--panel2:#f4f9fc;--ink:#0b2940;--muted:#60798a;--line:rgba(15,78,116,.13);--soft:#f5f9fc;--shadow:0 20px 55px rgba(16,57,83,.12)}
body{background:var(--bg);color:var(--ink)}
.site-header{background:rgba(248,252,254,.91)}.nav a{color:#3e6075}.nav a:hover{color:#007fbf}
.hero{background:radial-gradient(circle at 14% 10%,rgba(0,169,244,.14),transparent 30%),linear-gradient(145deg,#f8fcfe,#e7f3f9 62%,#dceef7)}
.hero:before{background-image:linear-gradient(rgba(4,76,116,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(4,76,116,.035) 1px,transparent 1px)}
.hero-copy h1 span{background:linear-gradient(90deg,#075987,#00a9f4);-webkit-background-clip:text;background-clip:text;color:transparent}.lead{color:#587286}.btn-ghost{background:white;border-color:rgba(10,104,154,.18);color:#0b4f76}.hero-tags span,.chip-row span{background:#f8fcfe;color:#315b73;border-color:rgba(0,132,197,.16)}
.hero-collage{display:grid;grid-template-columns:1.2fr .8fr;grid-template-rows:1fr 1fr;gap:10px;padding:10px;background:#dbeaf2;min-height:525px}.hero-collage:after{display:none}.hero-tile{position:relative;overflow:hidden;border-radius:20px}.hero-tile:first-child{grid-row:1/3}.hero-tile img{width:100%;height:100%;object-fit:cover}.hero-tile:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(3,26,42,.7))}.hero-tile span{position:absolute;z-index:2;left:18px;bottom:15px;color:white;font-size:13px;font-weight:850;letter-spacing:.05em}.quick-strip{background:#fff}.service-card{background:#fff}.service-card.accent-card{background:radial-gradient(circle at 85% 15%,rgba(0,169,244,.12),transparent 34%),#fff}.section-deep{background:#dfeef5}.photo-feature,.media-card,.lighting-card{background:#fff}.smart-section{background:linear-gradient(180deg,#f5fbfe,#e5f2f8)}.authorized-badge{background:#fff}.authorized-badge strong{color:#0b2940}.product-row div{background:#f7fbfd}.commercial-smart{background:#0a1b29;color:#eefaff}.commercial-smart .split-head p{color:#a8bfce}.commercial-grid{display:grid;grid-template-columns:1.2fr .9fr .9fr;gap:18px}.commercial-feature{position:relative;min-height:430px;border-radius:24px;overflow:hidden;border:1px solid rgba(113,198,238,.16)}.commercial-feature img{width:100%;height:100%;object-fit:cover}.commercial-feature:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 28%,rgba(3,15,24,.9))}.commercial-copy{position:absolute;z-index:2;left:24px;right:24px;bottom:22px}.commercial-copy span{color:#48d7ff;font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:850}.commercial-copy h3{font-size:25px;margin:7px 0}.commercial-copy p{color:#c1d1dc;font-size:14px;margin:0}.gallery-section{background:#e4f0f6}.quote-section{background:linear-gradient(180deg,#edf6fa,#dcecf4)}.quote-form{background:#fff}.quote-form input,.quote-form select,.quote-form textarea{background:#f5f9fb;color:#17394d}.contact-stack>*{background:#fff}.footer{background:#0a1722;color:#e4f6ff}.footer p,.footer-right{color:#a7bdca}
@media(max-width:980px){.commercial-grid{grid-template-columns:1fr}.commercial-feature{min-height:380px}}
@media(max-width:640px){.hero-collage{grid-template-columns:1fr 1fr;grid-template-rows:220px 180px;min-height:0}.hero-tile:first-child{grid-column:1/3;grid-row:auto}}