:root{--ink:#08111f;--muted:#657184;--line:#e8edf4;--blue:#0b46b8;--soft:#f6f8fb;--dark:#06142a;--shadow:0 22px 55px rgba(8,17,31,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:white}body.modal-open{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit}.nav{position:sticky;top:0;z-index:20;height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 5vw;background:rgba(255,255,255,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(8,17,31,.06)}.brand img{height:34px;width:auto;display:block}.nav nav{display:flex;gap:32px;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#1b2738}.hero{min-height:calc(100vh - 76px);display:grid;grid-template-columns:.85fr 1.15fr;align-items:center;gap:4vw;padding:5vw 5vw 3vw;background:radial-gradient(circle at 74% 36%,#eef5ff 0,#fff 45%,#f7f9fc 100%);overflow:hidden}.hero-copy{max-width:620px}.eyebrow{margin:0 0 18px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.18em;text-transform:uppercase}.hero h1{margin:0;font-size:clamp(52px,7vw,104px);line-height:.93;letter-spacing:-.065em}.lead{margin:28px 0 0;color:#4b5b70;font-size:clamp(18px,2vw,25px);line-height:1.5}.actions{display:flex;gap:14px;margin-top:38px}.btn{padding:15px 22px;border:1px solid #cbd5e2;border-radius:999px;font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;background:white}.btn.primary{background:var(--ink);color:white;border-color:var(--ink)}.hero-product{min-width:0}.hero-product img{width:115%;max-width:none;margin-left:-3%;filter:drop-shadow(0 38px 42px rgba(15,32,60,.18))}.section{padding:100px 5vw}.section.muted{background:var(--soft)}.section-head{max-width:850px;margin-bottom:38px}.section h2{font-size:clamp(34px,5vw,64px);line-height:1;margin:0;letter-spacing:-.045em}.sub{color:var(--muted);font-size:18px}.featured-grid{display:grid;grid-template-columns:1.25fr 1fr 1fr;gap:22px}.feature-card,.product-card,.equipment-card,.brochure-tile{appearance:none;border:1px solid var(--line);text-align:left;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}.feature-card:hover,.product-card:hover,.equipment-card:hover,.brochure-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d3ddec}.feature-card{border-radius:34px;background:white;padding:30px;min-height:410px;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden;box-shadow:0 20px 45px rgba(8,17,31,.04)}.feature-card.large{grid-row:span 2;min-height:610px;background:linear-gradient(180deg,#fff,#f5f8fc)}.feature-card img{width:100%;height:270px;object-fit:contain;filter:drop-shadow(0 18px 18px rgba(0,0,0,.11))}.feature-card.large img{height:390px}.feature-card h3,.product-card h3,.equipment-card h3{margin:6px 0 8px;font-size:32px;letter-spacing:-.03em}.feature-card p,.product-card p,.equipment-card p{margin:0;color:var(--muted);line-height:1.45}.type{font-size:12px!important;color:var(--blue)!important;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.product-row{display:grid;gap:18px}.product-row.four{grid-template-columns:repeat(4,1fr)}.product-row.seven{grid-template-columns:repeat(7,1fr)}.product-card{min-height:330px;background:white;border-radius:28px;padding:22px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}.section:not(.muted) .product-card{background:#f9fbfd}.product-card img{width:100%;height:215px;object-fit:contain;margin:auto 0 18px;filter:drop-shadow(0 16px 16px rgba(0,0,0,.12))}.product-row.seven .product-card{cursor:default;min-height:290px}.product-row.seven .product-card:hover{transform:none;box-shadow:none}.product-row.seven .product-card img{height:185px}.product-card h3{font-size:24px}.equipment-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.equipment-card{background:white;border-radius:36px;padding:36px;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:28px}.equipment-card img{width:100%;height:330px;object-fit:contain;filter:drop-shadow(0 20px 22px rgba(0,0,0,.13))}.equipment-card span{display:block;margin-top:12px;color:#2f3d4f;font-weight:800}.brochure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.brochure-tile{display:block;border-radius:26px;overflow:hidden;background:white;box-shadow:0 18px 38px rgba(8,17,31,.06);padding:0}.brochure-tile img{display:block;width:100%;aspect-ratio:1.35/1;object-fit:cover;object-position:top}.brochure-tile span{display:block;padding:16px 18px;font-weight:900}.contact{padding:95px 5vw;background:var(--dark);color:white;display:grid;grid-template-columns:1fr auto;gap:50px;align-items:center}.contact h2{font-size:clamp(34px,5vw,64px);margin:0 0 22px;letter-spacing:-.045em}.contact p{font-size:22px;color:#dbe6ff}.contact a{color:white;font-weight:900}.qr-grid{display:flex;gap:20px}.qr{background:white;color:var(--ink);border-radius:28px;padding:18px;text-align:center;min-width:220px}.qr img{display:block;width:190px;height:190px;object-fit:contain;margin-bottom:12px}footer{display:flex;align-items:center;justify-content:space-between;padding:28px 5vw;border-top:1px solid var(--line);color:var(--muted);font-weight:800}footer img{height:28px}.modal{position:fixed;inset:0;z-index:100;display:none}.modal.active{display:block}.modal-backdrop{position:absolute;inset:0;background:rgba(3,10,22,.72);backdrop-filter:blur(8px)}.modal-panel{position:absolute;inset:4vh 4vw;background:white;border-radius:28px;overflow:auto;box-shadow:0 30px 100px rgba(0,0,0,.4)}.modal-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 22px;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.modal-head h2{font-size:24px;margin:0;letter-spacing:-.03em}.modal-actions{display:flex;align-items:center;gap:12px}.modal-link{padding:10px 14px;border-radius:999px;background:var(--ink);color:white;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.modal-close{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:white;font-size:26px;line-height:1;cursor:pointer}.modal-panel>img{display:block;width:100%;height:auto;background:white}@media(max-width:1200px){.featured-grid{grid-template-columns:1fr 1fr}.feature-card.large{grid-row:auto}.product-row.seven{grid-template-columns:repeat(3,1fr)}.product-row.four{grid-template-columns:repeat(2,1fr)}.brochure-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.nav{height:68px;padding:0 18px}.brand img{height:28px}.nav nav{gap:14px;font-size:10px}.hero{grid-template-columns:1fr;padding:64px 22px 40px}.hero-product img{width:110%;margin:10px -5% 0}.actions{flex-wrap:wrap}.featured-grid,.equipment-grid,.product-row.four,.product-row.seven,.brochure-grid,.contact{grid-template-columns:1fr}.equipment-card{grid-template-columns:1fr}.qr-grid{flex-direction:column}.product-card img{height:230px}.contact{padding:70px 22px}.section{padding:70px 22px}.modal-panel{inset:2vh 2vw;border-radius:18px}.modal-head{padding:14px}.modal-head h2{font-size:18px}.modal-link{display:none}}


/* Final product-showcase adjustments */
.featured-grid{display:none}.catalog{grid-template-columns:repeat(4,1fr)}
.product-row.catalog .product-card{min-height:360px;cursor:default;background:white}
.product-row.catalog .product-card.show-brochure{cursor:pointer}
.product-row.catalog .product-card.show-brochure:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d3ddec}
.product-row.catalog .product-card:not(.show-brochure):hover{transform:none;box-shadow:none;border-color:var(--line)}
.product-row.catalog .product-card img{height:240px;object-fit:contain}
.hero-product img{width:104%;margin-left:0;filter:drop-shadow(0 38px 42px rgba(15,32,60,.16))}
.equipment-card img{height:310px;object-fit:contain;background:#fff;border-radius:24px}
.brochure-viewer{background:white;border:1px solid var(--line);border-radius:34px;overflow:hidden;box-shadow:var(--shadow);margin-bottom:32px}.viewer-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 24px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.95);position:sticky;top:76px;z-index:5}.viewer-head h3{margin:0;font-size:26px;letter-spacing:-.03em}.btn.small{padding:10px 16px;font-size:12px}.brochure-viewer>img{display:block;width:100%;height:auto;background:white}.brochure-grid{grid-template-columns:repeat(6,1fr)}.brochure-tile img{aspect-ratio:1/1.15;object-fit:cover;object-position:top}.modal{display:none!important}@media(max-width:1200px){.catalog{grid-template-columns:repeat(3,1fr)}.brochure-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:760px){.catalog{grid-template-columns:1fr}.product-row.catalog .product-card img{height:250px}.viewer-head{top:68px}.brochure-grid{grid-template-columns:repeat(2,1fr)}}


/* v3 requested updates */
.hero{grid-template-columns:1fr;min-height:620px;background:linear-gradient(135deg,#f7f9fc 0%,#ffffff 42%,#eef4ff 100%);position:relative;isolation:isolate}
.hero:before{content:"";position:absolute;inset:10% 5% auto auto;width:52vw;height:52vw;border-radius:50%;background:radial-gradient(circle,rgba(11,70,184,.13),rgba(11,70,184,0) 64%);z-index:-1}
.hero-copy{max-width:850px}.hero h1{max-width:900px}.hero-general{display:none}
.product-row.catalog .product-card img{height:255px;object-fit:contain;background:#fff;border-radius:18px}
.equipment-card.static-card{cursor:default}.equipment-card.static-card:hover{transform:none;box-shadow:none;border-color:var(--line)}
.vision-grid .equipment-card img{height:300px;background:#fff;border-radius:24px}
@media(max-width:760px){.hero{min-height:auto}.product-row.catalog .product-card img{height:240px}.vision-grid .equipment-card img{height:240px}}


/* v4 requested product-photo update */
.hero{grid-template-columns:.9fr 1.1fr;min-height:calc(100vh - 76px);background:linear-gradient(135deg,#f7f9fc 0%,#ffffff 44%,#eef4ff 100%)}
.hero-photo{display:flex;align-items:center;justify-content:center;min-width:0}
.hero-photo img{width:100%;max-height:72vh;object-fit:contain;filter:drop-shadow(0 34px 38px rgba(8,17,31,.16))}
.product-row.catalog .product-card img[src*="hrt1"],
.product-row.catalog .product-card img[src*="hrt1a"]{padding:8px}
.equipment-card img[src*="lzn5_photo"],.equipment-card img[src*="hv600_photo"]{background:#fff;object-fit:contain}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero-photo img{max-height:430px}.hero-copy{max-width:100%}}


/* v5 updates */
.hero-photo img{border-radius:34px;object-fit:cover;box-shadow:0 26px 70px rgba(8,17,31,.12);filter:none}
.optical-grid{grid-template-columns:repeat(3,1fr)}
.optical-grid .equipment-card{grid-template-columns:1fr;padding:28px}
.optical-grid .equipment-card img{height:260px}
@media(max-width:1100px){.optical-grid{grid-template-columns:1fr}}


/* v6 additional products and brochure carousel */
.hero-photo img{width:100%;height:72vh;object-fit:cover;object-position:center;border-radius:34px;box-shadow:0 26px 70px rgba(8,17,31,.12)}
.extended-grid{grid-template-columns:repeat(3,1fr)}
.extended-grid .equipment-card{grid-template-columns:1fr;padding:28px;align-content:start}
.extended-grid .equipment-card img{height:270px;object-fit:contain;background:#fff;border-radius:24px}
.extended-grid .equipment-card h3{font-size:28px}
.lens-card img{padding:36px}
.viewer-controls{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}.viewer-page{margin:6px 0 0;color:var(--muted);font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.page-btn{background:#f3f6fb}.brochure-grid{grid-template-columns:repeat(7,1fr)}
.brochure-tile img{aspect-ratio:1/1.15;object-fit:cover;object-position:top}
@media(max-width:1200px){.extended-grid{grid-template-columns:repeat(2,1fr)}.brochure-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.extended-grid{grid-template-columns:1fr}.hero-photo img{height:360px}.viewer-head{align-items:flex-start;flex-direction:column}.viewer-controls{justify-content:flex-start}.brochure-grid{grid-template-columns:repeat(2,1fr)}}

.hero{background:linear-gradient(135deg,#0b1d3a,#173b8f 60%,#2a5fd1);}.hero-photo{display:none;}

/* v8 hero background update */
.hero{
  position:relative;
  isolation:isolate;
  grid-template-columns:1fr;
  min-height:calc(100vh - 76px);
  background:linear-gradient(115deg,rgba(6,20,42,.92),rgba(11,70,184,.78) 54%,rgba(255,255,255,.74));
  color:white;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(90deg,rgba(6,20,42,.86),rgba(6,20,42,.42) 48%,rgba(255,255,255,.16)),url('assets/hero-eyewear.png');
  background-size:cover;
  background-position:center;
  opacity:.48;
  z-index:-2;
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 22% 24%,rgba(255,255,255,.22),rgba(255,255,255,0) 38%),radial-gradient(circle at 78% 72%,rgba(11,70,184,.28),rgba(11,70,184,0) 44%);
  z-index:-1;
}
.hero-copy{max-width:960px;position:relative;z-index:1}.hero .eyebrow{color:#dce9ff}.hero h1{max-width:1000px;color:white;text-shadow:0 18px 44px rgba(0,0,0,.22)}.hero .lead{max-width:850px;color:#edf5ff}.hero-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:24px;color:#fff;font-weight:900;letter-spacing:.05em}.hero-meta span{padding:10px 14px;border:1px solid rgba(255,255,255,.32);border-radius:999px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px)}.contact p{margin:8px 0;max-width:760px}.contact-copy strong{color:#fff}footer span{text-align:right}


/* v9 hero CTA and motorized table updates */
.hero-meta{display:none!important}
.hero .actions{gap:16px;align-items:center}
.hero .btn{min-width:190px;text-align:center;border-radius:999px}
.hero .btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 18px 42px rgba(11,70,184,.28)}
.hero .btn.secondary{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.68);color:#fff;backdrop-filter:blur(8px)}
.hero .btn.secondary:hover{background:rgba(255,255,255,.16)}
.motorized-grid{grid-template-columns:repeat(3,1fr)}
.motorized-grid .equipment-card{grid-template-columns:1fr;padding:28px}
.motorized-grid .equipment-card img{height:270px;object-fit:contain;background:#fff;border-radius:24px}
.contact-copy p{text-transform:none}.contact-copy p strong{text-transform:uppercase}
footer span{text-transform:none;line-height:1.55}
@media(max-width:1000px){.motorized-grid{grid-template-columns:1fr}}
@media(max-width:760px){.hero .btn{min-width:0;width:100%}}


/* v10 footer simplification */
footer{justify-content:center;gap:28px;text-align:center;}
footer span{font-size:14px;color:var(--muted);font-weight:800;letter-spacing:.02em;text-align:center;}
footer img{height:30px;}
@media(max-width:760px){footer{flex-direction:column;gap:14px;padding:24px 18px;}footer span{font-size:12px;}}