:root{--navy:#121c26;--navy2:#1b2a38;--orange:#e4501d;--orange-d:#c43f12;--gold:#ba8b2d;--ink:#16212b;--muted:#566474;--paper:#f6f4f0;--card:#fff;--line:#ddd8cf;--r:6px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto}a{color:var(--orange-d)}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:8px 14px;z-index:99}.skip:focus{left:10px;top:10px}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #ffb48f;outline-offset:2px}
.topbar{background:#0b131b;color:#b9c4cf;font-size:14px}.topbar .wrap{display:flex;justify-content:flex-end;gap:26px;padding-top:7px;padding-bottom:7px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none}.topbar a:hover{color:#ffb48f}
header.site{background:var(--navy);position:sticky;top:0;z-index:50;border-bottom:3px solid var(--orange)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:72px;position:relative}
.logo img{display:block;height:58px;width:auto}
nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px}
nav a{display:block;color:#e6ecf2;text-decoration:none;padding:10px 14px;font-weight:600;font-size:15px;border-radius:var(--r)}
nav a:hover,nav a[aria-current]{background:var(--orange);color:#fff}
.has-sub{position:relative}.sub-btn{display:none}
.sub{position:absolute;left:0;top:100%;min-width:200px;background:var(--navy2);flex-direction:column;gap:0;padding:6px;border-radius:0 0 var(--r) var(--r);box-shadow:0 12px 24px #0006;opacity:0;visibility:hidden;transform:translateY(6px);transition:.18s}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:none}
.burger{display:none;background:0;border:1px solid #3b4c5c;border-radius:var(--r);width:44px;height:44px;cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{position:absolute;left:11px;width:20px;height:2px;background:#fff;content:"";transition:.2s}
.burger span{top:21px}.burger span::before{left:0;top:-6px}.burger span::after{left:0;top:6px}
.burger[aria-expanded=true] span{background:0}.burger[aria-expanded=true] span::before{top:0;transform:rotate(45deg)}.burger[aria-expanded=true] span::after{top:0;transform:rotate(-45deg)}
.hero{background:linear-gradient(115deg,#0d151d 0%,#1b2a38 58%,#26394b 100%);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(135deg,#ffffff08 0 2px,transparent 2px 22px)}
.hero::after{content:"";position:absolute;right:-8%;top:-30%;width:46%;height:160%;background:var(--orange);transform:skewX(-14deg);opacity:.92}
.hero-in{position:relative;z-index:1;max-width:660px;padding:84px 0 92px}
.kicker{color:#ffb48f;text-transform:uppercase;letter-spacing:.12em;font-size:13px;font-weight:700;margin:0 0 14px}
.hero h1{font-size:clamp(32px,5.2vw,54px);line-height:1.1;margin:0 0 18px}.hero h1 em{font-style:normal;color:#ffb48f}
.lead{font-size:18px;color:#d3dce5;margin:0 0 28px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;background:var(--orange);color:#fff;border:2px solid var(--orange);text-decoration:none;font:700 15px/1 inherit;padding:14px 26px;border-radius:var(--r);cursor:pointer;transition:.15s}
.btn:hover{background:var(--orange-d);border-color:var(--orange-d)}
.btn.ghost{background:transparent;border-color:#fff}.btn.ghost:hover{background:#fff;color:var(--navy)}
.btn.dark{color:var(--navy);border-color:var(--navy)}.btn.dark:hover{background:var(--navy);color:#fff}
.sec{padding:64px 0}.sec.alt{background:#ece8e0}
.title{font-size:clamp(24px,3.4vw,32px);margin:0 0 22px;position:relative;padding-bottom:12px}
.title::after{content:"";position:absolute;left:0;bottom:0;width:54px;height:4px;background:var(--orange)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{display:block;background:var(--card);border:1px solid var(--line);border-top:4px solid var(--orange);border-radius:var(--r);padding:28px 24px;text-decoration:none;color:var(--ink);transition:.18s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 28px #0001}
.card h3{margin:12px 0 8px;font-size:20px}.card p{margin:0 0 14px;color:var(--muted)}.card span{color:var(--orange-d);font-weight:700}
.ic{width:38px;height:38px;color:var(--orange)}
.split{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}
.vm{display:grid;gap:18px}.vm>div{background:var(--card);border-left:4px solid var(--gold);padding:22px;border-radius:var(--r)}.vm h3{margin:0 0 6px}.vm p{margin:0;color:var(--muted)}
.furnace{background:var(--navy);color:#fff;padding:38px 30px;border-radius:var(--r);border-bottom:6px solid var(--orange)}
.furnace span{text-transform:uppercase;letter-spacing:.1em;font-size:13px;color:#ffb48f}.furnace strong{display:block;font-size:clamp(24px,3.6vw,34px);margin:6px 0 12px;line-height:1.2}.furnace small{color:#b9c4cf;font-size:14px}
.more{font-weight:700}.narrow{max-width:820px}
.cta{background:var(--orange);color:#fff}.cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:34px;padding-bottom:34px;flex-wrap:wrap}
.cta p{margin:0;font-size:20px;font-weight:600;max-width:640px}.cta .btn{background:var(--navy);border-color:var(--navy)}.cta .btn:hover{background:#000}
.banner{background:linear-gradient(110deg,#0d151d,#26394b);color:#fff;padding:40px 0;border-bottom:4px solid var(--orange)}
.banner h1{margin:6px 0 0;font-size:clamp(28px,4.4vw,40px)}.crumb{margin:0;font-size:14px;color:#b9c4cf}.crumb a{color:#ffb48f;text-decoration:none}
main>.wrap{padding-top:44px;padding-bottom:56px}
.prod{display:grid;grid-template-columns:250px 1fr;gap:40px;align-items:start}
.side{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.side h2{margin:0;background:var(--navy);color:#fff;font-size:15px;letter-spacing:.08em;padding:14px 18px;text-transform:uppercase}.side ul{list-style:none;margin:0;padding:0}
.side a{display:block;padding:13px 18px;text-decoration:none;color:var(--ink);font-weight:600;border-bottom:1px solid var(--line)}
.side a:hover,.side a[aria-current]{background:#fbe9e1;color:var(--orange-d);box-shadow:inset 4px 0 var(--orange)}
.prose p{font-size:17px}.prose h2{margin:30px 0 8px}.prose.full{max-width:860px}
.note{background:var(--card);border-left:4px solid var(--orange);padding:18px 22px;border-radius:var(--r);margin-top:28px}.note p{margin:6px 0 0;font-size:16px;color:var(--muted)}
.lead2{font-size:18px;max-width:760px;margin:0 0 28px}
.cgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cbox{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px}.cbox h3{margin:10px 0 6px}.cbox p{margin:0;color:var(--muted);word-break:break-word}
.narrowc{max-width:760px}
.form{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;display:grid;gap:18px}
.fg label{display:block;font-weight:600;margin-bottom:6px}
.fg input,.fg textarea{width:100%;padding:12px 14px;border:1px solid #b9b3a8;border-radius:var(--r);font:inherit;background:#fff;color:var(--ink)}
.fg input:focus,.fg textarea:focus{border-color:var(--orange)}
.fg.bad input,.fg.bad textarea{border-color:#b3261e}.err{display:none;color:#b3261e;font-size:14px;margin-top:4px}.fg.bad .err{display:block}
.form .btn{justify-self:start}
footer.site{background:var(--navy);color:#b9c4cf;font-size:15px}
.fgrid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1.4fr;gap:32px;padding-top:48px;padding-bottom:36px}
footer h4{color:#fff;margin:0 0 12px;font-size:16px}footer ul{list-style:none;margin:0;padding:0}footer li{margin-bottom:6px}
footer a{color:#d3dce5;text-decoration:none}footer a:hover{color:#ffb48f}footer p{margin:10px 0 0}
.copy{border-top:1px solid #2a3a49;padding:16px 0;font-size:14px}
@media(max-width:960px){.cards,.cgrid{grid-template-columns:1fr 1fr}.fgrid{grid-template-columns:1fr 1fr}.split{grid-template-columns:1fr;gap:30px}.hero::after{width:60%;right:-25%}}
@media(max-width:820px){
 .burger{display:block}
 nav{position:absolute;left:0;right:0;top:100%;background:var(--navy);border-top:1px solid #2a3a49;max-height:0;overflow:hidden;transition:max-height .3s}
 nav.open{max-height:80vh;overflow:auto}
 nav ul{flex-direction:column;padding:10px 20px 18px;gap:2px}
 header.site .wrap.bar{position:static}header.site{position:sticky}
 .has-sub{display:flex;flex-wrap:wrap;align-items:center}.has-sub>a{flex:1}
 .sub-btn{display:block;width:44px;height:44px;background:0;border:0;cursor:pointer;position:relative}
 .sub-btn::after{content:"";position:absolute;left:16px;top:15px;width:8px;height:8px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);transition:.2s}
 .sub-btn[aria-expanded=true]::after{transform:rotate(-135deg);top:19px}
 .sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;width:100%;display:none;background:var(--navy2);margin:0 0 6px}
 .has-sub:hover .sub,.has-sub:focus-within .sub{display:none}.has-sub .sub.open{display:flex!important}
 .topbar .wrap{justify-content:center;gap:6px 18px;font-size:13px}
 .prod{grid-template-columns:1fr;gap:24px}
 .hero-in{padding:56px 0 64px}.hero::after{opacity:.35}
}
@media(max-width:560px){.cards,.cgrid,.fgrid{grid-template-columns:1fr}.sec{padding:44px 0}.cta .btn{width:100%;text-align:center}.form{padding:20px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}