:root{
  --navy:#123A63;
  --navy-deep:#0C2A49;
  --ink:#0F2338;
  --muted:#3F5A75;
  --tide:#EAF0F5;
  --paper:#FFFFFF;
  --line:#C9D5E0;
  --signal:#C94B0B;
  --signal-bright:#F07A2E;
  --on-navy:#E3ECF5;
  --head:"Bricolage Grotesque","Helvetica Neue",Arial,sans-serif;
  --body:"IBM Plex Sans","Helvetica Neue",Arial,sans-serif;
  --gutter:clamp(16px,4vw,48px);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);font-size:1.0625rem;line-height:1.6;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--head);line-height:1.08;margin:0;letter-spacing:-.015em;font-weight:700}
p{margin:0}
:focus-visible{outline:3px solid var(--signal-bright);outline-offset:3px;border-radius:2px}
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-999px;top:8px;background:var(--paper);color:var(--ink);padding:8px 14px;z-index:100}
.skip:focus{left:8px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;font:600 1rem var(--body);text-decoration:none;border:2px solid transparent;border-radius:4px;cursor:pointer;transition:background-color .15s,color .15s,border-color .15s}
.btn-primary{background:var(--signal);color:#fff}
.btn-primary:hover{background:#A93C06}
.btn-ghost{border-color:rgba(227,236,245,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-quiet{border-color:var(--navy);color:var(--navy)}
.btn-quiet:hover{background:var(--navy);color:#fff}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--navy-deep);color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.bar{display:flex;align-items:center;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font:700 1.25rem/1 var(--head);letter-spacing:-.01em;margin-right:auto}
.brand svg{height:52px;width:auto;flex:none}
.nav{display:flex;align-items:center;gap:4px}
.nav>li{list-style:none;position:relative}
.nav,.nav ul{margin:0;padding:0}
.nav a,.nav button.top{display:flex;align-items:center;gap:6px;min-height:44px;padding:0 12px;color:#fff;text-decoration:none;font:500 .98rem var(--body);background:none;border:0;cursor:pointer;border-radius:4px}
.nav a:hover,.nav button.top:hover{background:rgba(255,255,255,.1)}
.nav button.top::after{content:"";width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:translateY(-2px) rotate(45deg)}
.drop{display:none;position:absolute;left:0;top:100%;min-width:250px;background:var(--paper);color:var(--ink);border-radius:6px;box-shadow:0 14px 34px rgba(8,24,44,.28);padding:8px;list-style:none}
.drop a{color:var(--ink);padding:10px 12px;min-height:0;font-weight:400}
.drop a:hover{background:var(--tide)}
.has-drop:hover>.drop,.has-drop:focus-within>.drop,.has-drop.open>.drop{display:block}
.bar .btn{min-height:42px;padding:0 18px;font-size:.95rem}
.menu-toggle{display:none;min-height:44px;padding:0 14px;background:none;border:2px solid rgba(255,255,255,.4);color:#fff;font:600 .95rem var(--body);border-radius:4px;cursor:pointer}

/* hero */
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:center;padding-block:clamp(48px,8vw,104px)}
.hero h1{font-size:clamp(2.5rem,5.6vw,4.6rem);max-width:13ch}
.hero .lede{margin-top:24px;max-width:46ch;font-size:1.2rem;color:var(--on-navy)}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px}
.hero .where{margin-top:36px;font-size:.95rem;color:#A9C0D6}
.press{width:100%;height:auto}
.press .steel{fill:#1D4D7E;stroke:#6F9BC7;stroke-width:1.5}
.press .line{stroke:#6F9BC7;stroke-width:1.5;fill:none}
.press .tie{stroke:#8FB2D6;stroke-width:5;stroke-linecap:round}
.press .melt{fill:var(--signal-bright)}
.press .pellet{fill:#C4D7EA}
.press text{font:500 12px var(--body);fill:#A9C0D6}
.mv{animation:open-close 7s ease-in-out infinite}
.part{animation:part-cycle 7s ease-in-out infinite}
@keyframes open-close{0%,34%{transform:translateX(0)}50%,86%{transform:translateX(64px)}100%{transform:translateX(0)}}
@keyframes part-cycle{
  0%,34%{opacity:1;transform:translate(0,0)}
  50%,62%{opacity:1;transform:translate(64px,0)}
  74%{opacity:0;transform:translate(64px,96px)}
  86%{opacity:0;transform:translate(0,0)}
  100%{opacity:1;transform:translate(0,0)}
}

/* sections */
section{padding-block:clamp(56px,9vw,112px)}
.section-head{max-width:640px;margin-bottom:clamp(32px,5vw,56px)}
.section-head h2{font-size:clamp(1.9rem,3.8vw,3rem)}
.section-head p{margin-top:16px;color:var(--muted);font-size:1.1rem}
.tint{background:var(--tide)}

/* equipment list */
.lines{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.lines li{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr) auto;gap:16px 40px;align-items:start;padding:28px 0;border-bottom:1px solid var(--line)}
.lines h3{font-size:clamp(1.4rem,2.4vw,1.9rem)}
.lines .maker{display:block;margin-top:6px;font:600 1rem var(--body);color:var(--signal);letter-spacing:0}
.lines p{color:var(--muted);max-width:52ch}
.lines a.more{font-weight:600;color:var(--navy);text-underline-offset:4px;white-space:nowrap}
.lines a.more:hover{color:var(--signal)}

/* challenge tabs */
.pick{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,5vw,72px);align-items:stretch}
.tabs{display:flex;flex-direction:column;border-left:3px solid var(--line)}
.tabs button{text-align:left;font:600 1.1rem var(--body);padding:16px 20px;background:none;border:0;border-left:3px solid transparent;margin-left:-3px;color:var(--muted);cursor:pointer}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-selected="true"]{color:var(--ink);border-left-color:var(--signal);background:var(--paper)}
.panel{background:var(--paper);border-radius:8px;padding:clamp(24px,4vw,48px);display:flex;flex-direction:column;justify-content:center;gap:20px;min-height:280px}
.panel[hidden]{display:none}
.panel h3{font-size:clamp(1.6rem,3vw,2.3rem)}
.panel p{color:var(--muted);font-size:1.15rem;max-width:44ch}
.panel .btn{align-self:flex-start}

/* why */
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 48px;margin:0}
.why div{padding:24px 0;border-top:1px solid var(--line)}
.why dt{font:700 1.3rem/1.2 var(--head);letter-spacing:-.01em}
.why dd{margin:8px 0 0;color:var(--muted)}
.coverage{margin-top:40px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.coverage span{padding:8px 16px;border:1.5px solid var(--navy);border-radius:999px;font-weight:600;color:var(--navy)}
.coverage b{margin-right:8px;font-weight:600;color:var(--muted)}

/* resources */
.res{list-style:none;margin:0;padding:0;columns:2;column-gap:56px;border-top:2px solid var(--ink)}
.res li{break-inside:avoid;border-bottom:1px solid var(--line)}
.res a{display:flex;justify-content:space-between;align-items:center;padding:20px 4px;text-decoration:none;font:700 1.35rem var(--head);letter-spacing:-.01em}
.res a::after{content:"";width:10px;height:10px;border-top:2.5px solid var(--signal);border-right:2.5px solid var(--signal);transform:rotate(45deg);transition:transform .15s}
.res a:hover{color:var(--signal)}
.res a:hover::after{transform:translateX(4px) rotate(45deg)}

/* service band */
.service{background:var(--navy-deep);color:#fff}
.service .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:center}
.service h2{font-size:clamp(1.9rem,3.8vw,3rem)}
.service ul{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:12px 24px;color:var(--on-navy)}
.service li{padding:14px 0;border-top:1px solid rgba(255,255,255,.2)}
.service .btn{margin-top:28px}

/* contact */
.contact .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,5vw,72px);align-items:start}
.contact h2{font-size:clamp(1.9rem,3.8vw,3rem)}
.contact .intro p{margin-top:16px;color:var(--muted);font-size:1.15rem;max-width:36ch}
.contact .intro a{color:var(--navy);font-weight:600}
form{display:grid;gap:18px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{display:block;font-weight:600;font-size:.95rem;margin-bottom:6px}
label span{font-weight:400;color:var(--muted)}
input,textarea{width:100%;font:inherit;color:var(--ink);background:var(--paper);border:1.5px solid #8CA2B8;border-radius:4px;padding:12px 14px;min-height:48px}
textarea{min-height:140px;resize:vertical}
input:focus,textarea:focus{border-color:var(--navy);outline:3px solid rgba(240,122,46,.55);outline-offset:0}
.note{font-size:.9rem;color:var(--muted)}

/* footer */
footer{background:var(--ink);color:#C7D6E6;padding-block:48px;font-size:.98rem}
footer .wrap{display:grid;grid-template-columns:minmax(0,2fr) repeat(2,minmax(0,1fr));gap:32px}
footer h2{font:600 1rem var(--body);color:#fff;letter-spacing:0;margin-bottom:12px}
footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
footer a{text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
footer .brand{margin-bottom:12px;color:#fff}
.legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.15);padding-top:20px;font-size:.88rem}

/* responsive */
@media (max-width:960px){
  .menu-toggle{display:inline-flex;align-items:center}
  .bar>.btn{display:none}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy-deep);flex-direction:column;align-items:stretch;padding:12px var(--gutter) 20px;border-bottom:1px solid rgba(255,255,255,.12);max-height:calc(100vh - 72px);overflow:auto}
  .nav.open{display:flex}
  .nav>li{width:100%}
  .nav a,.nav button.top{width:100%;justify-content:space-between}
  .drop{position:static;display:none;box-shadow:none;background:rgba(255,255,255,.06);color:#fff;margin:0 0 8px}
  .drop a{color:#fff}
  .drop a:hover{background:rgba(255,255,255,.1)}
  .nav .mobile-cta{margin-top:12px}
  .nav .mobile-cta a{background:var(--signal);justify-content:center;font-weight:600}
  .hero .wrap,.service .wrap,.contact .wrap,.pick{grid-template-columns:1fr}
  .press{max-width:520px}
  .lines li{grid-template-columns:1fr}
  .res{columns:1}
  .tabs{flex-direction:row;overflow-x:auto;border-left:0;border-bottom:3px solid var(--line)}
  .tabs button{white-space:nowrap;border-left:0;border-bottom:3px solid transparent;margin:0 0 -3px 0}
  .tabs button[aria-selected="true"]{border-bottom-color:var(--signal)}
  footer .wrap{grid-template-columns:1fr 1fr}
  footer .wrap>div:first-child{grid-column:1/-1}
}
@media (min-width:961px){.nav .mobile-cta{display:none}}
@media (max-width:560px){
  .row,.service ul,footer .wrap{grid-template-columns:1fr}
  .hero .actions .btn{flex:1 1 100%}
}
@media (prefers-reduced-motion:reduce){
  .mv,.part{animation:none}
  html{scroll-behavior:auto}
  *{transition:none!important}
}

/* ---- inner pages ---- */
.page-hero{background:var(--navy);color:#fff;padding-block:clamp(48px,7vw,88px)}
.page-hero h1{font-size:clamp(2.2rem,4.8vw,3.8rem);max-width:18ch}
.page-hero .lede{margin-top:20px;max-width:56ch;font-size:1.2rem;color:var(--on-navy)}
.page-hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.tight{padding-block:clamp(40px,6vw,72px)}
.sub-head{margin-bottom:24px;max-width:60ch}
.sub-head h2{font-size:clamp(1.6rem,3vw,2.3rem)}
.sub-head p{margin-top:10px;color:var(--muted);font-size:1.08rem}
.rows{list-style:none;margin:0 0 8px;padding:0;border-top:2px solid var(--ink)}
.rows li{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:12px 40px;padding:22px 0;border-bottom:1px solid var(--line)}
.rows h3{font-size:clamp(1.2rem,2vw,1.55rem)}
.rows .spec{margin-top:6px;font-weight:600;color:var(--navy);font-size:.98rem}
.rows p{color:var(--muted);max-width:56ch}
.rows a{color:var(--navy);font-weight:600;text-underline-offset:4px}
.rows a:hover{color:var(--signal)}
.group{margin-top:clamp(36px,5vw,56px)}
.group:first-child{margin-top:0}
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(24px,5vw,72px);align-items:start}
.split h2{font-size:clamp(1.7rem,3.2vw,2.5rem)}
.split .txt p{margin-top:14px;color:var(--muted);font-size:1.1rem;max-width:44ch}
.split .btn{margin-top:24px}
.ticks{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.ticks li{padding:14px 0 14px 34px;border-bottom:1px solid var(--line);position:relative}
.ticks li::before{content:"";position:absolute;left:6px;top:21px;width:14px;height:7px;border-left:3px solid var(--signal);border-bottom:3px solid var(--signal);transform:rotate(-45deg)}
.band{border-top:1px solid var(--line)}
.prose p{margin-top:16px;max-width:64ch;color:var(--muted);font-size:1.12rem}
.prose p:first-child{margin-top:0}
.cta{background:var(--tide);text-align:left}
.cta .wrap{display:flex;flex-wrap:wrap;gap:20px 48px;align-items:center;justify-content:space-between}
.cta h2{font-size:clamp(1.6rem,3vw,2.3rem);max-width:24ch}
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.videos iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:6px;background:var(--navy-deep)}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 40px;margin:0 0 32px}
.facts div{padding:16px 0;border-top:1px solid var(--line)}
.facts dt{font-weight:600;color:var(--muted);font-size:.95rem}
.facts dd{margin:4px 0 0;font:700 1.2rem var(--head)}
.drop a[aria-current="page"]{font-weight:600;color:var(--navy)}
.nav>li>a[aria-current="page"]{background:rgba(255,255,255,.14)}
.text-link{color:var(--navy);font-weight:600;text-underline-offset:4px}
.text-link:hover{color:var(--signal)}
.apply-form{max-width:560px}
@media (max-width:960px){
  .rows li,.split{grid-template-columns:1fr}
}