:root{--petrol:#0F3640;--teal:#1A8C8C;--sulfur:#D9A62E;--paper:#F6F8F7;--card:#FFFFFF;--ink:#132A30;--muted:#56707A;--line:#D7E1E2;--on-dark:#EAF3F3;--on-dark-muted:#A9C3C6;--f-display:"Red Hat Display",system-ui,sans-serif;--f-body:"IBM Plex Sans",system-ui,sans-serif;--f-mono:"IBM Plex Mono",ui-monospace,monospace}
@media (prefers-color-scheme:dark){:root{--paper:#0B1D22;--card:#112A31;--ink:#E4EEEF;--muted:#93AEB3;--line:#21414A;--teal:#3DB5B0;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6}
.wrap{max-width:1440px;margin:0 auto;padding-left:max(clamp(16px,4vw,64px),env(safe-area-inset-left,0px));padding-right:max(clamp(16px,4vw,64px),env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);text-wrap:balance;line-height:1.15;margin:0}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}
a{color:inherit}
:focus-visible{outline:2px solid var(--sulfur);outline-offset:2px}
.hero{background:var(--petrol);color:var(--on-dark);position:relative;overflow:hidden}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;opacity:.5;-webkit-mask-image:linear-gradient(100deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,.45) 45%,#000 75%);mask-image:linear-gradient(100deg,rgba(0,0,0,.25) 0%,rgba(0,0,0,.45) 45%,#000 75%)}
.nav{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-block:20px;position:relative;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:900;font-size:22px;letter-spacing:.02em;text-decoration:none;color:var(--on-dark)}
.brand small{font-weight:500;font-size:11px;letter-spacing:.24em;color:var(--on-dark-muted);display:block;margin-top:-4px}
.nav ul{display:flex;gap:22px;list-style:none;margin:0;padding:0;font-size:14px;flex-wrap:wrap;align-items:center}
.nav ul a{text-decoration:none;color:var(--on-dark-muted)}.nav ul a:hover{color:var(--on-dark)}
.nav .lang{border:1px solid #3E6B75;border-radius:4px;padding:3px 9px;font-family:var(--f-mono);font-size:12px;color:var(--on-dark)}
.hero-grid{position:relative;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:clamp(32px,4vw,80px);align-items:center}
.hero-body{position:relative;padding-block:64px 88px;display:grid;gap:28px}
.hero-art{position:relative;display:grid;justify-items:center;gap:0}
.hero-art{padding-block:8px 24px}
.hero-art svg{width:100%;max-width:520px;height:auto;overflow:visible}
.art-foot{display:flex;justify-content:space-between;align-items:end;gap:16px;width:100%;max-width:540px;margin-top:6px}
.hero-art.sm svg{max-width:400px}
.hero-art.sm{padding-block:0 16px}
.art-card{position:relative;background:rgba(9,36,43,.88);border:1px solid #2F5E68;border-radius:6px;padding:14px 18px;font-size:13px;color:var(--on-dark-muted);display:grid;gap:2px;backdrop-filter:blur(4px)}
.art-card b{font-family:var(--f-display);font-size:17px;color:var(--on-dark)}
.art-card span{font-family:var(--f-mono);font-size:12px}
.art-card a{color:var(--sulfur);font-weight:600;text-decoration:none;margin-top:6px}
.legend{display:flex;gap:16px;font-family:var(--f-mono);font-size:11px;color:var(--on-dark-muted);padding-bottom:4px}
.legend i{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;vertical-align:middle}
.hero-body.slim{padding-block:32px 48px}
.hero h1{font-size:clamp(36px,4.3vw,70px);font-weight:900;letter-spacing:-.01em}
.hero-body.slim h1{font-size:clamp(32px,4vw,60px)}
.hero h1 em{font-style:normal;color:var(--sulfur)}
.hero p{color:var(--on-dark-muted);font-size:clamp(17px,1.25vw,20px);max-width:58ch;margin:0}
.crumb{font-size:13px;color:var(--on-dark-muted)}.crumb a{color:var(--on-dark-muted)}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 20px;border-radius:4px;font-weight:600;text-decoration:none;border:1px solid transparent;font-family:var(--f-body);font-size:15px;cursor:pointer}
.btn-primary{background:var(--sulfur);color:#1B1606}
.btn-ghost{border-color:#3E6B75;color:var(--on-dark)}
.facts{position:relative;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #2B5560}
.facts div{padding-block:24px 28px;padding-right:12px}
.facts b{display:block;font-family:var(--f-display);font-size:clamp(20px,1.8vw,28px);color:var(--on-dark)}
.facts span{font-size:13px;color:var(--on-dark-muted)}
section{padding-block:clamp(64px,7vw,112px)}
.sec-head{display:grid;gap:12px;margin-bottom:clamp(32px,3.5vw,56px);max-width:820px}
.sec-head h2{font-size:clamp(28px,2.8vw,44px);font-weight:700;letter-spacing:-.01em}
.sec-head p{font-size:clamp(16px,1.1vw,18px)}
.sec-head p{color:var(--muted);margin:0}
.about{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(40px,6vw,120px);align-items:start}
.about p{margin:0 0 16px;max-width:64ch;font-size:clamp(16px,1.1vw,18px)}
.steps{display:grid;border-left:2px solid var(--line)}
.steps div{padding:0 0 30px 28px;position:relative}
.steps div::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--paper);border:2px solid var(--teal)}
.steps b{font-family:var(--f-display);display:block;font-size:19px}
.steps span{color:var(--muted);font-size:15px}
.band{background:var(--card);border-block:1px solid var(--line)}
.products{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:24px}
.spec{border:1px solid var(--line);border-radius:8px;background:var(--paper);display:flex;flex-direction:column;min-width:0;transition:border-color .2s,transform .2s}
.spec:hover{border-color:var(--teal);transform:translateY(-2px)}
.spec header{padding:24px 24px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;align-items:start}
.formula{font-family:var(--f-mono);font-size:13px;color:var(--teal);white-space:nowrap}
.spec h3{font-size:22px}
.spec p{padding:16px 24px 0;margin:0;color:var(--muted);font-size:15px}
.spec dl{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;padding:18px 24px 22px;margin:0;font-size:14px;margin-top:auto}
.spec dt,.kv dt{font-family:var(--f-mono);color:var(--muted);text-transform:uppercase;font-size:11px;letter-spacing:.08em;padding-top:2px}
.spec dd,.kv dd{margin:0;font-variant-numeric:tabular-nums}
.spec .ask{margin:0 24px 24px;font-size:14px;font-weight:600;color:var(--teal);text-decoration:none}
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:why}
.why>div{border:1px solid var(--line);border-radius:8px;padding:28px;background:var(--card);counter-increment:why}
.why>div::before{content:"0" counter(why);display:block;font-family:var(--f-mono);font-size:13px;color:var(--teal);margin-bottom:18px}
.why h3{font-size:21px;margin-bottom:8px}
.why p{margin:0;color:var(--muted);font-size:16px}
.cols{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(40px,5vw,96px);align-items:start}
.cols p{margin:0 0 16px;max-width:66ch;font-size:clamp(16px,1.1vw,18px)}
.cols>*,.about>*,.rfq>*{min-width:0}
.kv{display:grid;grid-template-columns:auto 1fr;gap:10px 16px;margin:0;border:1px solid var(--line);border-radius:6px;padding:20px;background:var(--card)}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--card)}
table{border-collapse:collapse;width:100%;font-size:14px;min-width:560px}
th,td{text-align:left;padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:500}
tr:last-child td{border-bottom:0}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.small{font-size:13px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px;padding:0;margin:0;list-style:none}
.chips li{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:6px 14px;font-size:14px}
.faq{display:grid;gap:0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:16px 0}
.faq summary{font-family:var(--f-display);font-weight:700;cursor:pointer;font-size:17px}
.faq p{margin:10px 0 0;color:var(--muted);max-width:70ch}
.rfq{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(32px,5vw,96px)}
form{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:clamp(20px,2.5vw,36px)}
label{display:grid;gap:6px;font-size:13px;font-weight:500}
label.full{grid-column:1/-1}
input,select,textarea{font:inherit;font-size:15px;padding:10px 12px;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink);width:100%}
textarea{min-height:90px;resize:vertical}
.hp{position:absolute;left:-9999px}
form .btn{grid-column:1/-1;justify-self:start;background:var(--petrol);color:#fff}
form .btn[disabled]{opacity:.6;cursor:wait}
.status{grid-column:1/-1;margin:0;font-size:14px}
.status.ok{color:var(--teal);font-weight:600}.status.err{color:#B4442E}
.contact{display:grid;gap:20px;align-content:start;margin:0}
.contact div{border-top:1px solid var(--line);padding-top:12px}
.contact dt{font-family:var(--f-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.contact dd{margin:4px 0 0;font-weight:500;font-size:17px}
footer{background:var(--petrol);color:var(--on-dark-muted);font-size:13px}
footer .fgrid{padding-block:56px 32px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
footer .fgrid p{margin:12px 0 0;max-width:40ch;font-size:14px}
footer h4{font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--on-dark);margin:0 0 14px;font-weight:500}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:14px}
footer a{text-decoration:none}footer a:hover{color:var(--on-dark)}
footer .fbar{border-top:1px solid #2B5560;padding-block:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer a{color:var(--on-dark-muted)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:0}.hero-art{display:none}}
@media (max-width:820px){.about,.rfq,.cols{grid-template-columns:1fr}.why{grid-template-columns:1fr}footer .fgrid{grid-template-columns:1fr}.facts{grid-template-columns:repeat(2,1fr)}form{grid-template-columns:1fr}.nav ul{gap:14px}}
@media (max-width:640px){.nav{flex-wrap:nowrap}.nav ul{flex-wrap:nowrap;gap:12px}.nav ul li:nth-child(-n+3){display:none}}
@media (prefers-reduced-motion:reduce){.hero canvas{display:none}}