:root{
  --blue:#255677; --blue-d:#1a405a; --blue-l:#33739e;
  --orange:#dd6d3d; --orange-d:#c25a2d;
  --ink:#152430; --body:#43535f; --line:#e2e7ec; --bg:#f5f7f9; --white:#fff;
  --wrap:1200px; --r:4px;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);font-size:16.5px;line-height:1.72;color:var(--body);background:var(--white);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--orange)}
h1,h2,h3,h4{color:var(--ink);line-height:1.24;margin:0 0 .6em;font-weight:700;letter-spacing:-.01em}
h1{font-size:2.45rem}h2{font-size:1.85rem}h3{font-size:1.24rem}h4{font-size:1.03rem}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1.15em;padding-left:1.15em}
li{margin-bottom:.42em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.narrow{max-width:900px;margin-left:auto;margin-right:auto}
.center{text-align:center}
section{padding:62px 0}
section.tight{padding:44px 0}
.alt{background:var(--bg)}
.dark{background:var(--ink);color:#c3ced7}
.dark h2,.dark h3,.dark h4{color:#fff}
.eyebrow{display:block;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--orange);font-weight:700;margin-bottom:.7em}
.lead{font-size:1.12rem;color:#3d4d59}
.sec-head{max-width:820px;margin:0 auto 40px}
.sec-head.left{margin-left:0}
.sec-head p{margin-bottom:0}

/* topbar */
.topbar{background:var(--blue-d);color:#cfe0ec;font-size:.83rem}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between;min-height:38px}
.topbar a{color:#fff}
.topbar a:hover{color:#ffcdb4}
.topbar-c{display:flex;flex-wrap:wrap;gap:6px 22px}

/* header */
.site-head{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line)}
.head-in{display:flex;align-items:center;gap:26px;min-height:74px}
.brand{flex:0 0 auto;display:block;padding:9px 0}
.brand img{height:46px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:2px}
.nav>li{list-style:none;position:relative}
.nav{padding:0;margin:0 0 0 auto}
.nav>li>a{display:block;white-space:nowrap;padding:26px 11px;font-size:.93rem;font-weight:600;color:var(--ink);letter-spacing:.01em}
.nav>li>a:hover,.nav>li:hover>a{color:var(--orange)}
.nav .btn-quote{margin-left:12px}
.mega{position:absolute;left:50%;transform:translateX(-50%) translateY(8px);top:100%;width:min(880px,92vw);background:#fff;border:1px solid var(--line);border-top:3px solid var(--orange);box-shadow:0 22px 44px rgba(21,36,48,.14);padding:26px 28px;opacity:0;visibility:hidden;transition:.16s ease;display:grid;grid-template-columns:1fr 1fr 1fr 210px;gap:22px}
.nav>li:hover>.mega,.nav>li:focus-within>.mega{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega.cols2{grid-template-columns:1fr 1fr 210px;width:min(700px,92vw)}
.mega h4{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:.9em}
.mega ul{list-style:none;margin:0;padding:0}
.mega li{margin-bottom:.3em}
.mega li a{display:block;padding:5px 0;font-size:.9rem;color:var(--body);border-bottom:1px solid transparent}
.mega li a:hover{color:var(--blue);border-bottom-color:var(--line)}
.mega-card{background:var(--bg);padding:12px}
.mega-card img{width:100%;aspect-ratio:4/3;object-fit:cover;margin-bottom:10px}
.mega-card p{font-size:.82rem;margin:0 0 10px;line-height:1.5}
.mega-card a{font-size:.82rem;font-weight:700}
.navtoggle,.navtoggle-label{display:none}

/* buttons */
.btn{display:inline-block;padding:13px 26px;background:var(--orange);color:#fff !important;font-weight:700;font-size:.92rem;border-radius:var(--r);border:2px solid var(--orange);transition:.15s;letter-spacing:.01em}
.btn:hover{background:var(--orange-d);border-color:var(--orange-d);color:#fff}
.btn.ghost{background:transparent;color:var(--ink) !important;border-color:#c9d2da}
.btn.ghost:hover{background:var(--ink);border-color:var(--ink);color:#fff !important}
.btn.light{background:#fff;color:var(--ink) !important;border-color:#fff}
.btn.light:hover{background:var(--orange);border-color:var(--orange);color:#fff !important}
.btn.outline-light{background:transparent;color:#fff !important;border-color:rgba(255,255,255,.55)}
.btn.outline-light:hover{background:#fff;color:var(--ink) !important;border-color:#fff}
.btn.sm{padding:9px 18px;font-size:.85rem}
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btns.center{justify-content:center}

/* hero */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--ink)}
.hero-bg{position:absolute;inset:0}
.hero-bg span{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;animation:heroFade 21s infinite}
.hero-bg span:nth-child(1){animation-delay:0s}
.hero-bg span:nth-child(2){animation-delay:7s}
.hero-bg span:nth-child(3){animation-delay:14s}
@keyframes heroFade{0%{opacity:0}5%{opacity:1}30%{opacity:1}38%{opacity:0}100%{opacity:0}}
@media (prefers-reduced-motion:reduce){.hero-bg span{animation:none}.hero-bg span:nth-child(1){opacity:1}}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(15,28,38,.93) 0%,rgba(15,28,38,.82) 42%,rgba(15,28,38,.42) 100%)}
.hero .wrap{position:relative;z-index:2;padding-top:96px;padding-bottom:96px}
.hero h1{color:#fff;max-width:16ch;font-size:3.05rem}
.hero .eyebrow{color:#f4a983}
.hero-sub{font-size:1.12rem;color:#dbe4eb;max-width:62ch;margin-bottom:1.7em}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px 42px;margin-top:46px;padding-top:26px;border-top:1px solid rgba(255,255,255,.18)}
.hero-facts div{min-width:130px}
.hero-facts b{display:block;color:#fff;font-size:1.4rem;line-height:1.2}
.hero-facts span{font-size:.83rem;color:#b9c7d2}

/* page banner */
.pbanner{position:relative;background:var(--blue-d);color:#fff;overflow:hidden}
.pbanner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.3}
.pbanner .wrap{position:relative;z-index:2;padding-top:66px;padding-bottom:60px}
.pbanner h1{color:#fff;max-width:22ch}
.pbanner p{color:#d5e1ea;max-width:70ch;font-size:1.06rem;margin-bottom:0}
.crumb{font-size:.82rem;color:#a9bccb;margin-bottom:14px}
.crumb a{color:#dce8f1}
.crumb span{opacity:.6;padding:0 6px}

/* grids */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g5{grid-template-columns:repeat(5,1fr)}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.18s}
.card:hover{box-shadow:0 14px 30px rgba(21,36,48,.1);transform:translateY(-2px)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#eef1f4}
.card .cbody{padding:20px 20px 22px;flex:1;display:flex;flex-direction:column}
.card h3{font-size:1.06rem;margin-bottom:.45em}
.card p{font-size:.92rem;margin-bottom:1em;color:#5a6773}
.card .more{margin-top:auto;font-size:.83rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--orange)}

.tile{position:relative;display:block;border-radius:var(--r);overflow:hidden;background:var(--ink)}
.tile img{aspect-ratio:1/1;object-fit:cover;opacity:.82;transition:.25s}
.tile:hover img{opacity:.6;transform:scale(1.04)}
.tile b{position:absolute;left:0;right:0;bottom:0;padding:14px 16px;color:#fff;font-size:.95rem;background:linear-gradient(transparent,rgba(10,20,28,.85))}

.feat{background:#fff;border:1px solid var(--line);border-left:3px solid var(--orange);padding:22px 24px;border-radius:var(--r)}
.feat h3{font-size:1.05rem;margin-bottom:.4em}
.feat p{font-size:.93rem;margin-bottom:0}
.alt .feat{background:#fff}

.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split.flip .sp-img{order:2}
.split img{border-radius:var(--r);width:100%;object-fit:cover}
.split h2{margin-bottom:.5em}

.specs{width:100%;border-collapse:collapse;font-size:.94rem;background:#fff}
.specs th,.specs td{border:1px solid var(--line);padding:12px 15px;text-align:left;vertical-align:top}
.specs th{background:var(--blue);color:#fff;font-weight:600}
.specs tbody th{background:#f0f4f7;color:var(--ink);font-weight:600;width:34%}
.specs tr:nth-child(even) td{background:#fafbfc}
.tablewrap{overflow-x:auto}

.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding-left:26px;margin-bottom:.6em}
.checks li::before{content:"";position:absolute;left:0;top:.62em;width:9px;height:9px;background:var(--orange);border-radius:1px}

.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:18px}
.steps li{counter-increment:s;position:relative;padding:20px 22px 20px 68px;background:#fff;border:1px solid var(--line);border-radius:var(--r)}
.steps li::before{content:counter(s,decimal-leading-zero);position:absolute;left:22px;top:18px;font-size:1.3rem;font-weight:700;color:var(--orange)}
.steps b{display:block;color:var(--ink);margin-bottom:.2em}
.steps p{margin:0;font-size:.94rem}

.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px}
.gallery figure{margin:0}
.gallery img{aspect-ratio:1/1;object-fit:cover;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.gallery figcaption{font-size:.82rem;padding-top:8px;color:#66727d}

.faq{max-width:860px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r);margin-bottom:12px}
.faq summary{cursor:pointer;padding:17px 22px;font-weight:600;color:var(--ink);list-style:none;position:relative;padding-right:52px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:13px;font-size:1.4rem;color:var(--orange);font-weight:400}
.faq details[open] summary::after{content:"\2013"}
.faq .fa{padding:0 22px 18px;font-size:.95rem}
.faq .fa p:last-child{margin-bottom:0}

.cta{background:var(--blue);color:#fff;border-radius:var(--r);padding:44px 46px;display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between}
.cta h2{color:#fff;margin-bottom:.3em}
.cta p{color:#d3e2ed;margin-bottom:0;max-width:58ch}
.cta .btns{flex:0 0 auto}

.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.related a{display:block;background:#fff;border:1px solid var(--line);padding:14px 16px;border-radius:var(--r);font-size:.92rem;font-weight:600;color:var(--ink)}
.related a:hover{border-color:var(--orange);color:var(--orange)}

/* product page */
.phero{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.pmain img{width:100%;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.pthumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:10px}
.pthumbs img{aspect-ratio:1/1;object-fit:cover;border:1px solid var(--line);border-radius:var(--r);background:#fff}
.pcat{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);font-weight:700}
.pquick{list-style:none;padding:0;margin:0 0 26px}
.pquick li{display:flex;gap:14px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:.94rem}
.pquick b{flex:0 0 40%;color:var(--ink)}

/* footer */
.foot{background:var(--ink);color:#9fb0bd;font-size:.92rem;padding:62px 0 0}
.foot h4{color:#fff;font-size:.83rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:1.3em}
.foot a{color:#b9c8d3}
.foot a:hover{color:var(--orange)}
.foot ul{list-style:none;padding:0;margin:0}
.foot li{margin-bottom:.5em}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:38px}
.foot .flogo{height:44px;width:auto;margin-bottom:18px}
.fbot{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:20px 0;font-size:.84rem;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between}
.langs{font-size:.8rem;color:#7d8f9d;line-height:2;padding:18px 0 0;border-top:1px solid rgba(255,255,255,.1);margin-top:34px}

.wafloat{position:fixed;right:18px;bottom:18px;z-index:80;display:flex;align-items:center;gap:9px;background:#25d366;color:#fff !important;padding:12px 18px;border-radius:40px;font-weight:700;font-size:.9rem;box-shadow:0 8px 22px rgba(0,0,0,.22)}
.wafloat:hover{background:#1fb457;color:#fff}
.wafloat svg{width:19px;height:19px;fill:#fff}

.notice{background:#fff;border:1px solid var(--line);border-left:3px solid var(--blue);padding:18px 22px;border-radius:var(--r);font-size:.94rem}

@media(max-width:1080px){
  .mega{grid-template-columns:1fr 1fr 200px;width:min(720px,94vw)}
  .mega.cols2{grid-template-columns:1fr 200px;width:min(560px,94vw)}
  .g5{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:900px){
  h1{font-size:2rem}.hero h1{font-size:2.25rem}h2{font-size:1.55rem}
  section{padding:48px 0}
  .g3,.g4,.g5{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:28px}
  .split.flip .sp-img{order:0}
  .cta{padding:32px 26px}
  .fgrid{grid-template-columns:1fr 1fr;gap:28px}
  .phero{grid-template-columns:1fr;gap:28px}
  .navtoggle-label{display:flex;flex-direction:column;justify-content:center;gap:5px;margin-left:auto;width:44px;height:44px;cursor:pointer;padding:10px 8px}
  .navtoggle-label span{display:block;height:2px;background:var(--ink);border-radius:2px}
  .nav{position:fixed;top:0;right:-100%;width:min(340px,88vw);height:100vh;background:#fff;flex-direction:column;align-items:stretch;padding:78px 0 40px;overflow-y:auto;box-shadow:-8px 0 30px rgba(0,0,0,.16);transition:right .25s ease;gap:0;margin:0}
  .navtoggle:checked~.nav{right:0}
  .nav>li>a{padding:14px 24px;border-bottom:1px solid var(--line)}
  .nav .btn-quote{margin:18px 24px}
  .mega{position:static;transform:none;opacity:1;visibility:visible;display:block;width:auto;border:0;box-shadow:none;padding:6px 24px 14px;background:var(--bg)}
  .nav>li:hover>.mega{transform:none}
  .mega-card{display:none}
  .mega h4{margin-top:10px}
}
@media(max-width:600px){
  body{font-size:16px}
  .g2,.g3,.g4,.g5{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .pthumbs{grid-template-columns:repeat(3,1fr)}
  .fgrid{grid-template-columns:1fr}
  .hero .wrap{padding-top:66px;padding-bottom:66px}
  .topbar .wrap{justify-content:center;text-align:center}
  .wafloat span{display:none}
  .wafloat{padding:14px;border-radius:50%}
}