:root{--ink:#0e1a24;--ink2:#1c2b38;--teal:#2d6a5f;--teal-d:#1f4d45;--gold:#d3a94b;--bg:#f6f7f6;--line:#dfe4e2;--mut:#5b6872;--white:#fff;--r:12px;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:"Helvetica Neue",Arial,"Segoe UI",system-ui,sans-serif;color:var(--ink);background:#fff;line-height:1.6;font-size:16px}
img{max-width:100%;display:block}a{color:var(--teal);text-decoration:none}a:hover{text-decoration:underline}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.proto-bar{background:var(--gold);color:#241a00;font-size:13px;text-align:center;padding:6px 12px;font-weight:600;letter-spacing:.02em}
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:18px}
.logo img{height:26px;width:auto}
.menu{display:flex;gap:4px;align-items:center;list-style:none;margin:0;padding:0}
.menu a{display:block;padding:8px 11px;color:var(--ink);font-size:14.5px;font-weight:500;border-radius:8px}
.menu a:hover,.menu a.on{background:var(--bg);text-decoration:none;color:var(--teal-d)}
.menu li.has{position:relative}
.menu .sub{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:10px;padding:6px;min-width:170px;box-shadow:0 12px 30px rgba(0,0,0,.1);list-style:none;margin:0}
.menu li.has:hover .sub,.menu li.has:focus-within .sub{display:block}
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:2px solid var(--teal);background:var(--teal);color:#fff;cursor:pointer;transition:.15s}
.btn:hover{background:var(--teal-d);border-color:var(--teal-d);text-decoration:none}
.btn.ghost{background:transparent;color:var(--teal-d)}.btn.ghost:hover{background:var(--teal);color:#fff}
.btn.light{background:#fff;color:var(--ink);border-color:#fff}.btn.light:hover{background:var(--gold);border-color:var(--gold)}
.btn.outl{background:transparent;color:#fff;border-color:rgba(255,255,255,.7)}.btn.outl:hover{background:#fff;color:var(--ink)}
.btn.wa{background:#1f8a4c;border-color:#1f8a4c}.btn.sm{padding:8px 16px;font-size:14px}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 12px;font-size:15px;cursor:pointer}
/* hero */
.hero{background:linear-gradient(120deg,#0b141c 0%,#14242f 55%,#1d3a39 100%);color:#fff;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding-top:72px;padding-bottom:72px}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12.5px;color:var(--gold);font-weight:700;margin:0 0 14px}
.hero h1{font-size:clamp(40px,6vw,68px);line-height:1.04;margin:0 0 20px;letter-spacing:-.02em}
.hero p.sub{font-size:19px;color:#d6e0e0;max-width:560px;margin:0 0 14px}
.hero p.sup{font-size:15px;color:#a9b9bb;max-width:560px;margin:0 0 28px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px}
.hero figure{margin:0;display:flex;justify-content:center}
.hero figure img{border-radius:16px;max-height:520px;width:auto;box-shadow:0 30px 60px rgba(0,0,0,.45)}
/* sections */
section.s{padding:76px 0}section.alt{background:var(--bg)}section.dark{background:var(--ink);color:#fff}
.h2{font-size:clamp(26px,3.4vw,38px);line-height:1.15;margin:0 0 12px;letter-spacing:-.01em}
.lead{color:var(--mut);font-size:18px;max-width:760px;margin:0 0 38px}.dark .lead{color:#b6c4c6}
.grid{display:grid;gap:22px}.g4{grid-template-columns:repeat(4,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.18s}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 36px rgba(14,26,36,.12);text-decoration:none}
.card .ph{background:linear-gradient(160deg,#eef1f0,#e1e7e5);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:22px}
.card .ph img{max-height:100%;width:auto;object-fit:contain}
.card .bd{padding:20px 20px 24px;color:var(--ink)}
.card h3{margin:0 0 4px;font-size:22px}.tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--teal);margin-bottom:8px}
.card p{margin:0;color:var(--mut);font-size:14.5px}
.more{display:inline-block;margin-top:14px;font-weight:600;color:var(--teal)}
.why .item{padding:26px;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.why .num{width:38px;height:38px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:14px}
.why p{margin:0;color:var(--mut)}
.angles{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.angle{border-radius:var(--r);padding:26px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14)}
.angle .big{font-size:34px;font-weight:700;line-height:1.1;margin-bottom:8px}.angle:nth-child(1) .big{color:var(--gold)}.angle:nth-child(2) .big{color:#9fd6c9}.angle:nth-child(3) .big{color:#5fc2aa}
.angle p{margin:0;color:#c3d0d2;font-size:15px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split img{border-radius:var(--r)}
.video{position:relative;border-radius:var(--r);overflow:hidden;background:#000}.video video{width:100%;display:block}
.cta-band{background:linear-gradient(120deg,var(--teal-d),var(--teal));color:#fff;border-radius:18px;padding:44px;display:flex;gap:30px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{margin:0 0 6px;font-size:28px}.cta-band p{margin:0;color:#d6ebe6}
.inq-bar{border:1px solid var(--line);border-radius:18px;padding:34px;display:flex;gap:24px;justify-content:space-between;align-items:center;flex-wrap:wrap;background:#fff}
.inq-bar h3{margin:0 0 6px;font-size:24px}.inq-bar p{margin:0;color:var(--mut)}
/* page header */
.pagehead{background:linear-gradient(120deg,#0b141c,#16303a);color:#fff;padding:54px 0}
.pagehead h1{margin:0 0 8px;font-size:clamp(30px,4.4vw,46px);letter-spacing:-.01em}.pagehead p{margin:0;color:#c3d0d2;max-width:720px;font-size:17px}
.crumbs{font-size:13.5px;color:#9fb0b2;margin-bottom:14px}.crumbs a{color:#cfe3df}
/* product page */
.prod{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.gallery .main{background:linear-gradient(160deg,#eef1f0,#dfe6e4);border-radius:var(--r);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;padding:34px}
.gallery .main img{max-height:100%;width:auto;object-fit:contain}
.gallery .thumbs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.gallery .thumbs a{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:#eef1f0}
.gallery .thumbs img{width:100%;height:100%;object-fit:cover}
.badges{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 22px}.badge{background:#e8f1ee;color:var(--teal-d);padding:6px 12px;border-radius:999px;font-size:13.5px;font-weight:600}
table.spec{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:15.5px}
table.spec th,table.spec td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}
table.spec th{width:34%;color:var(--mut);font-weight:600;background:var(--bg)}
.note{font-size:13.5px;color:var(--mut);border-left:3px solid var(--gold);padding:6px 12px;margin:16px 0;background:#fffaf0}
.callout{background:#e8f1ee;border:1px solid #c9ddd7;border-radius:var(--r);padding:20px 24px;margin:22px 0}.callout strong{color:var(--teal-d)}
table.cmp{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
table.cmp th,table.cmp td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.cmp thead th{background:var(--ink);color:#fff}table.cmp tbody th{background:var(--bg);width:22%}
.table-scroll{overflow-x:auto}
/* forms */
form.f{display:grid;grid-template-columns:1fr 1fr;gap:16px}form.f .full{grid-column:1/-1}
form.f label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px}
form.f input,form.f select,form.f textarea{width:100%;padding:12px 14px;border:1px solid #c9d1ce;border-radius:10px;font:inherit;background:#fff}
form.f input:focus,form.f select:focus,form.f textarea:focus{outline:2px solid var(--teal);border-color:var(--teal)}
form.f .chk{display:flex;gap:10px;align-items:flex-start;font-weight:500}form.f .chk input{width:auto;margin-top:5px}
.formnote{font-size:13px;color:var(--mut)}
.formcard{background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px;box-shadow:0 10px 30px rgba(14,26,36,.06)}
.ok{display:none;background:#e6f4ec;border:1px solid #b5dcc3;color:#1b5a36;padding:14px 16px;border-radius:10px;margin-top:14px;font-size:14.5px}
.contactbox{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.dl{margin:0}.dl dt{font-size:12.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut);font-weight:700;margin-top:18px}.dl dd{margin:4px 0 0;font-size:17px}
.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:32px 0}
.fact{border:1px solid var(--line);border-radius:var(--r);padding:22px;background:#fff}.fact b{display:block;font-size:30px;line-height:1.1;color:var(--teal-d);margin-bottom:6px}.fact span{color:var(--mut);font-size:14.5px}
.stills{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stills img{border-radius:10px;aspect-ratio:16/9;object-fit:cover;width:100%}
.cert{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px}
.cert h3{margin:0 0 6px;font-size:20px}.cert .meta{color:var(--mut);font-size:14.5px;margin:0 0 10px}
.docimg{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
ul.tick{list-style:none;padding:0;margin:0}ul.tick li{padding-left:28px;position:relative;margin:10px 0}ul.tick li:before{content:"";position:absolute;left:0;top:7px;width:14px;height:8px;border-left:3px solid var(--teal);border-bottom:3px solid var(--teal);transform:rotate(-45deg)}
footer.site{background:var(--ink);color:#b7c4c6;padding:56px 0 24px;font-size:14.5px}
footer.site .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px}
footer.site img{height:24px;width:auto;margin-bottom:14px}footer.site h4{color:#fff;margin:0 0 12px;font-size:14px;letter-spacing:.08em;text-transform:uppercase}
footer.site a{color:#cfe3df}footer.site ul{list-style:none;margin:0;padding:0}footer.site li{margin:6px 0}
footer.site .legal{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media(max-width:960px){
.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}.facts{grid-template-columns:repeat(2,1fr)}.stills{grid-template-columns:repeat(2,1fr)}
.hero .wrap,.prod,.split,.contactbox{grid-template-columns:1fr}.hero figure img{max-height:380px}
.angles{grid-template-columns:1fr}footer.site .cols{grid-template-columns:1fr}
.burger{display:block}.menu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 16px 18px}
.menu.open{display:flex}.menu .sub{display:block;position:static;border:none;box-shadow:none;padding:0 0 0 14px}
header.site .nav>.btn{display:none}
}
@media(max-width:560px){.g4,.g2{grid-template-columns:1fr}form.f{grid-template-columns:1fr}section.s{padding:52px 0}.cta-band{padding:28px}.facts{grid-template-columns:1fr}}