/* Product Matrix — engineering datasheet style */
:root{
  --navy:#0B2D5B;--orange:#FF8500;--orange-text:#B45309;--ink:#101c2e;--bg:#f6f8fb;--muted:#5d6b80;--rule:#c9d2e0;--paper:#fff;
  --head:"Inter",system-ui,sans-serif;--body:"Source Serif 4",Georgia,serif;--mono:"JetBrains Mono",ui-monospace,monospace;
  --w:1200px;--gut:clamp(20px,4vw,40px)
}
*{box-sizing:border-box;margin:0}
html{scroll-padding-top:80px;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font:400 1.0625rem/1.65 var(--body);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy);text-underline-offset:3px;text-decoration-thickness:1px}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px}
h1,h2,h3{font-family:var(--head);color:var(--navy);text-wrap:balance}
h1{font-weight:900;font-size:clamp(2.6rem,7.5vw,5.25rem);line-height:.98;letter-spacing:-.045em}
h2{font-weight:900;font-size:clamp(1.75rem,3.6vw,2.6rem);line-height:1.05;letter-spacing:-.035em}
h3{font-weight:700;font-size:1.1rem;line-height:1.25;letter-spacing:-.01em}
p{text-wrap:pretty}
.wrap{max-width:var(--w);margin:0 auto;padding:0 var(--gut)}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:12px;top:12px;z-index:100;background:#fff;padding:10px 14px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;gap:10px;font:700 .95rem var(--head);padding:12px 22px;text-decoration:none;border:2px solid var(--orange);background:var(--orange);color:var(--ink);cursor:pointer;border-radius:0;transition-property:background-color,border-color,color,transform;transition-duration:.15s;transition-timing-function:ease-out}
.btn:active{transform:scale(.97)}
.btn.line{background:transparent;border-color:currentColor;color:var(--navy)}
@media (hover:hover){.btn:hover{background:#ff9a2e;border-color:#ff9a2e}.btn.line:hover{background:rgba(11,45,91,.06);border-color:var(--navy)}}
.btn[disabled]{opacity:.6;cursor:progress}
.link{font:700 .95rem var(--head);text-decoration:none;border-bottom:2px solid var(--orange);padding-bottom:2px}
@media (hover:hover){.link:hover{color:var(--ink)}}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);border-bottom:1px solid var(--rule)}
.bar{display:flex;align-items:center;gap:28px;height:68px}
.logo{font:900 1rem var(--head);letter-spacing:.14em;color:var(--navy);text-decoration:none;white-space:nowrap}
.logo em{font-style:normal;color:var(--orange)}
nav ul{display:flex;gap:4px;list-style:none;padding:0}
nav a{display:block;font:500 .92rem var(--head);color:var(--ink);text-decoration:none;padding:10px 12px}
nav a[aria-current="page"]{color:var(--navy);box-shadow:inset 0 -2px 0 var(--orange)}
@media (hover:hover){nav a:hover{color:var(--navy);background:var(--bg)}}
.bar .btn{margin-left:auto;min-height:42px;padding:8px 16px;font-size:.88rem;white-space:nowrap}
#menu{display:none;min-height:44px;background:none;border:1px solid var(--rule);padding:0 12px;font:600 .75rem var(--mono);color:var(--ink);cursor:pointer}
@media (max-width:820px){
  .bar{gap:10px}
  .logo{font-size:.9rem;letter-spacing:.08em}
  .bar .btn{padding:8px 12px;font-size:.82rem}
  #menu{display:block}
  nav{position:absolute;top:68px;left:0;right:0;background:#fff;border-bottom:1px solid var(--rule);display:none}
  nav.open{display:block}
  nav ul{flex-direction:column;padding:6px var(--gut) 14px;gap:0}
  nav a{padding:14px 0;border-top:1px solid var(--rule)}
  nav a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--orange);padding-left:12px}
}

/* sections */
.block{padding:clamp(56px,8vw,96px) 0;border-bottom:1px solid var(--rule)}
.block.paper{background:var(--paper)}
.block > .wrap > h2{max-width:20ch}
.intro{max-width:62ch;color:#2a3850;margin-top:14px}
.lede{font-size:1.2rem;line-height:1.55;color:var(--ink);max-width:56ch}
.cols{display:grid;gap:clamp(28px,5vw,64px);margin-top:36px}
@media(min-width:900px){.cols{grid-template-columns:1fr 1fr}.cols.wide-left{grid-template-columns:1.25fr 1fr}.cols.wide-right{grid-template-columns:1fr 1.35fr}}
.prose p+p{margin-top:14px}
.prose p{color:#2a3850;max-width:62ch}
.end{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-top:48px;padding-top:28px;border-top:2px solid var(--navy)}
.end p{font:700 1.15rem/1.35 var(--head);color:var(--navy);max-width:40ch;letter-spacing:-.01em}

/* page header (inner pages) */
.pagehead{background:var(--paper);border-bottom:1px solid var(--rule);padding:clamp(44px,7vw,88px) 0 clamp(36px,5vw,60px)}
.docline{font:400 .75rem var(--mono);color:var(--muted);margin-bottom:18px;display:flex;gap:16px;flex-wrap:wrap}
.pagehead .lede{margin-top:18px}

/* hero */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;isolation:isolate}
.hero > img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero::before{content:"";position:absolute;inset:0;background:rgba(11,45,91,.86);z-index:-1}
.hero-stripe{position:absolute;left:-10%;right:-10%;top:clamp(54px,9vw,96px);height:10px;background:var(--orange);transform:rotate(-3.5deg);z-index:-1}
.hero .wrap{display:grid;gap:40px;padding-top:clamp(96px,14vw,150px)}
.hero h1{color:#fff}
.hero .where{font:400 .78rem var(--mono);color:#ffb366;margin-bottom:16px}
.hero .sub{font-size:1.2rem;line-height:1.55;color:#dfe6f1;max-width:34rem;margin-top:22px}
.hero .aux{display:flex;flex-wrap:wrap;gap:8px 24px;margin-top:28px}
.hero .aux a{color:#fff;font:600 .9rem var(--head);min-height:44px;display:inline-flex;align-items:center}

/* send / get back */
.exchange{display:grid;border:1px solid var(--rule);background:var(--paper);margin-top:36px}
@media(min-width:800px){.exchange{grid-template-columns:1fr 1fr}.exchange > div + div{border-left:1px solid var(--rule)}}
.exchange > div{padding:26px clamp(20px,3vw,32px)}
.exchange > div + div{border-top:1px solid var(--rule)}
@media(min-width:800px){.exchange > div + div{border-top:0}}
.exchange h3{font:600 .78rem var(--mono);color:var(--muted);letter-spacing:.04em;margin-bottom:14px}
.exchange ul{list-style:none;padding:0}
.exchange li{padding:9px 0;border-top:1px dashed var(--rule);font-size:1rem}
.exchange li:first-child{border-top:0}

/* tables */
.scroll{overflow-x:auto;margin-top:28px}
.scroll:focus-visible{outline-offset:4px}
table{width:100%;border-collapse:collapse;font-size:.98rem;font-variant-numeric:tabular-nums}
.scroll table{min-width:600px}
thead th{font:600 .72rem var(--mono);letter-spacing:.04em;text-align:left;color:var(--muted);padding:0 16px 10px 0;border-bottom:2px solid var(--navy);vertical-align:bottom}
td,tbody th{padding:15px 16px 15px 0;border-bottom:1px solid var(--rule);vertical-align:top;text-align:left}
tbody th{font:700 .98rem/1.35 var(--head);color:var(--navy);letter-spacing:-.01em;width:26%}
td.fmt{font:400 .84rem/1.5 var(--mono);color:var(--ink);white-space:nowrap}
td ul{padding-left:1.1em}
td li{margin:2px 0}
.note{font-style:italic;font-size:.9rem;color:var(--muted);margin-top:14px;max-width:70ch}

/* figures */
figure{margin:0}
.plate{background:var(--navy);overflow:hidden;position:relative}
.plate img{width:100%;aspect-ratio:4/3;object-fit:cover;opacity:.92;outline:1px solid rgba(0,0,0,.1);outline-offset:-1px}
.plate.wide img{aspect-ratio:21/8}
.diagram{background:var(--paper);border:1px solid var(--rule);padding:clamp(10px,2vw,20px)}
figcaption{font:400 .75rem/1.5 var(--mono);color:var(--muted);margin-top:10px}
figcaption b{color:var(--ink);font-weight:600}
.plates{display:grid;gap:16px}
@media(min-width:640px){.plates{grid-template-columns:1fr 1fr}}

/* density bars */
.bars{display:grid;gap:12px}
.bars div{display:grid;grid-template-columns:120px 1fr 66px;gap:12px;align-items:center;font:400 .8rem var(--mono);font-variant-numeric:tabular-nums}
.bars i{display:block;height:16px;background:var(--navy)}
.bars i.cf{background:var(--orange)}
.bars span:last-child{text-align:right}
.bars-caption{font:400 .75rem var(--mono);color:var(--muted);margin-top:12px}

/* weaves */
.weaves{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(8px,2vw,16px)}
.sw{aspect-ratio:1;outline:1px solid rgba(0,0,0,.2);outline-offset:-1px}
.plain{background:repeating-conic-gradient(#1b1f26 0 25%,#3d434d 0 50%) 0 0/24px 24px}
.twill{background:repeating-linear-gradient(45deg,#1b1f26 0 8px,#454b56 8px 16px)}
.ud{background:repeating-linear-gradient(90deg,#16191f 0 3px,#3a404a 3px 5px)}

/* numbered steps — numbers here mean order */
.steps{list-style:none;padding:0;counter-reset:s;margin-top:28px;border-top:2px solid var(--navy)}
.steps li{counter-increment:s;display:grid;grid-template-columns:40px 1fr;gap:2px 14px;padding:16px 0;border-bottom:1px solid var(--rule)}
.steps li::before{content:counter(s);font:600 .9rem/1.5 var(--mono);color:var(--orange-text);grid-row:span 2}
.steps b{font:700 1rem var(--head);color:var(--navy)}
.steps span{color:#2a3850;font-size:.98rem}
@media(min-width:760px){.steps li{grid-template-columns:40px 220px 1fr}.steps li::before{grid-row:auto}}
.steps.row{display:grid;border-top:0;gap:0}
@media(min-width:900px){
  .steps.row{grid-template-columns:repeat(4,1fr);border-top:2px solid var(--navy)}
  .steps.row li{grid-template-columns:1fr;border-bottom:0;padding:18px 24px 0 0}
  .steps.row li+li{border-left:1px solid var(--rule);padding-left:20px}
  .steps.row li::before{grid-row:auto}
}

/* definition lists (why us, at a glance) */
.defs{display:grid;border-top:2px solid var(--navy);margin-top:28px}
.defs > div{display:grid;gap:4px 24px;padding:16px 0;border-bottom:1px solid var(--rule)}
@media(min-width:760px){.defs > div{grid-template-columns:260px 1fr}}
.defs dt{font:700 1rem var(--head);color:var(--navy)}
.defs dd{margin:0;color:#2a3850}
.defs.spec dt{font:600 .8rem var(--mono);color:var(--muted)}
.defs.spec dd{font:600 1rem var(--head);color:var(--ink)}

.badge{display:inline-flex;align-items:center;gap:12px;border:1px solid var(--navy);padding:10px 16px;margin-top:24px;font:600 .8rem var(--mono);color:var(--navy)}
.badge::before{content:"";width:8px;height:8px;background:var(--orange)}
.aside{border-left:4px solid var(--orange);background:var(--paper);padding:18px 22px;margin-top:28px;max-width:62ch}
.aside b{font-family:var(--head);color:var(--navy)}

/* forms */
form{display:grid;gap:16px}
@media(min-width:700px){#qf{grid-template-columns:1fr 1fr}#qf .full{grid-column:1/-1}}
input,textarea{width:100%;font:400 1rem var(--body);padding:11px 12px;border:1px solid var(--rule);background:#fff;color:var(--ink);border-radius:0;min-height:46px}
input:focus,textarea:focus{border-color:var(--navy);outline:2px solid var(--navy);outline-offset:-1px}
textarea{min-height:120px;resize:vertical}
input[type=file]{padding:9px;font-size:.9rem;cursor:pointer}
.hint{font:400 .74rem/1.5 var(--mono);color:var(--muted);margin-top:6px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.filechip{display:none;font:400 .78rem var(--mono);background:var(--bg);border:1px solid var(--rule);padding:6px 10px;margin-top:8px}
.filechip.on{display:inline-block}
.formmsg:not(:empty){border-left:4px solid #b3261e;background:#fff;padding:14px 18px;margin-bottom:16px;color:#7a1712}

/* contact */
.contact{display:grid;gap:48px;margin-top:36px}
@media(min-width:1000px){.contact{grid-template-columns:1.45fr 1fr}}
.contact .defs{margin-top:0}
.map{border:1px solid var(--rule);width:100%;height:300px;margin-top:24px;display:block}

.legal{font:400 .72rem var(--mono);color:var(--muted);margin-top:8px}

.wa{position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 1px 2px rgba(0,0,0,.2),0 6px 16px rgba(0,0,0,.18);transition:transform .15s ease-out}
.wa:active{transform:scale(.95)}
.wa svg{width:30px;height:30px;fill:#fff}

.notfound{padding:clamp(80px,14vw,160px) 0}
@media (prefers-reduced-motion:reduce){*{transition-duration:0s!important;animation-duration:0s!important}}
@media print{header,.wa,.map,.end .btn{display:none}body{background:#fff}}
.checks{list-style:none;padding:0;border-top:2px solid var(--navy)}
.checks li{font:700 1rem var(--head);color:var(--navy);padding:16px 0;border-bottom:1px solid var(--rule)}
/* keep grid children from growing past the screen (wide tables scroll inside .scroll instead) */
.cols > *,.contact > *,.hero .wrap > *{min-width:0}
.logo{display:inline-flex;align-items:center;min-height:44px}
.logo img{width:32px;height:auto;margin-right:10px;flex:none}
@media (max-width:820px){.logo img{width:28px;margin-right:8px}}
@media (max-width:380px){.bar{gap:8px}.bar .logo{letter-spacing:.04em;font-size:.84rem}.bar .btn{padding:8px 10px}}
.plates figure:only-child{grid-column:1/-1}
.gallery .plate img{aspect-ratio:auto}

/* ---- quote card + drop zone ---- */
label{font:600 .84rem/1.3 var(--head);color:var(--ink);letter-spacing:0;margin-bottom:6px}
label .opt{font-weight:500;color:var(--muted);margin-left:4px}
::placeholder{color:#8a96a8;opacity:1}

.drop{position:relative;border:1.5px dashed #a9b6c9;background:var(--bg);padding:13px 16px;transition-property:border-color,background-color;transition-duration:.15s;transition-timing-function:ease}
.drop input{position:absolute;inset:0;width:100%;height:100%;min-height:0;opacity:0;cursor:pointer;padding:0;border:0}
.drop-ui b{display:block;font:600 .92rem/1.3 var(--head);color:var(--navy)}
.drop-ui span{display:block;font:400 .74rem/1.5 var(--mono);color:var(--muted);margin-top:3px}
.drop:focus-within{outline:3px solid var(--orange);outline-offset:2px}
.drop.drag{border-color:var(--orange);background:#fff6ec}
.drop.has{border-style:solid;border-color:var(--navy);background:#fff}
@media (hover:hover){.drop:hover{border-color:var(--navy);background:#eef2f8}}
.filechip{margin-top:8px}

/* ---- hero without form ---- */
.hero .wrap{grid-template-columns:1fr;padding-bottom:clamp(56px,8vw,96px)}
.hero .wrap > div{max-width:640px}
.hero::before{background:linear-gradient(90deg,rgba(11,45,91,.92) 0%,rgba(11,45,91,.82) 45%,rgba(11,45,91,.42) 100%)}
@media(max-width:700px){.hero::before{background:rgba(11,45,91,.84)}}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.85)}
@media (hover:hover){.btn.ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}}
.hero .aux{margin-top:18px;gap:4px 22px}
.hero .aux a{font-weight:500;color:#dfe6f1}

/* ---- landing page v5 ---- */
.stages{display:grid;gap:clamp(28px,4vw,40px);margin-top:40px}
@media(min-width:900px){.stages{grid-template-columns:repeat(3,1fr)}}
.stage{display:flex;flex-direction:column}
.stage .plate img{aspect-ratio:4/3}
.stage .step{font:600 .78rem var(--mono);color:var(--orange-text);margin-top:18px;letter-spacing:.02em}
.stage h3{font-size:1.25rem;font-weight:900;letter-spacing:-.02em;margin-top:6px}
.stage p:not(.step){color:#2a3850;font-size:.98rem;margin:8px 0 14px}
.stage .link{margin-top:auto;align-self:flex-start}
.cap-note{font:400 .72rem var(--mono);color:var(--muted);margin-top:22px}

.head-row{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px 24px}
.index{list-style:none;padding:0;display:grid;margin-top:32px;border-top:2px solid var(--navy)}
@media(min-width:800px){.index{grid-template-columns:1fr 1fr;column-gap:48px}}
.index li{display:grid;gap:2px;padding:18px 0;border-bottom:1px solid var(--rule)}
.index b{font:700 1.05rem/1.3 var(--head);color:var(--navy);letter-spacing:-.01em}
.index .what{color:var(--muted);font-size:.95rem}

.band{background:var(--navy);color:#dfe6f1;padding:clamp(56px,8vw,96px) 0}
.band h2{color:#fff}
.band .prose p{color:#dfe6f1}
.band .link{color:#fff}
.band .bars{color:#fff}
.band .bars i{background:#8fa3c2}
.band .bars i.cf{background:var(--orange)}
.band .bars-caption{color:#9fb0c9}

.sectors{display:grid;margin-top:32px;border-top:2px solid var(--navy)}
@media(min-width:760px){.sectors{grid-template-columns:1fr 1fr}.sectors > div:nth-child(odd){border-right:1px solid var(--rule);padding-right:32px}.sectors > div:nth-child(even){padding-left:32px}}
.sectors > div{padding:24px 0;border-bottom:1px solid var(--rule)}
.sectors h3{font-size:1.15rem}
.sectors p{color:#2a3850;margin-top:6px;font-size:.98rem}

h3.sub{margin-top:48px}
.cta-box{display:grid;gap:20px;align-items:center;background:var(--navy);color:#fff;padding:clamp(24px,4vw,40px);margin-top:48px}
@media(min-width:860px){.cta-box{grid-template-columns:1fr auto}}
.cta-box h2{color:#fff;font-size:clamp(1.5rem,3vw,2rem)}
.cta-box p{color:#c9d4e6;margin-top:6px}
.cta-box .cta{display:flex;flex-wrap:wrap;gap:12px}

/* ---- footer (v6, plain) ---- */
footer{background:var(--paper);border-top:1px solid var(--rule);padding:56px 0 100px}
.fgrid{display:grid;gap:36px}
@media(min-width:860px){.fgrid{grid-template-columns:1.4fr 1fr 1fr;gap:48px}}
.fco p{color:#2a3850;max-width:36ch;margin-top:14px;font-size:.95rem}
footer .fh{font:600 .78rem var(--mono);color:var(--muted);letter-spacing:.04em;margin-bottom:12px}
.flist{list-style:none;padding:0;display:grid;gap:4px}
.flist li{font-size:.95rem;color:#2a3850}
.flist a{display:inline-flex;align-items:center;min-height:40px;font-family:var(--head);font-weight:500;text-decoration:none}
@media (hover:hover){.flist a:hover{text-decoration:underline}}
.nowrap{white-space:nowrap}
footer .legal{border-top:1px solid var(--rule);margin-top:40px;padding-top:18px}

/* final review fixes */
footer{font-size:.95rem}
.exchange h3{text-transform:uppercase}
#menu{text-transform:uppercase}
.cta-title{font:900 clamp(1.5rem,3vw,2rem)/1.1 var(--head);letter-spacing:-.035em;color:#fff}
.defs dd a,.fco .link,.hint a,.docline a{display:inline-block;padding:12px 0}
.fco .link{padding:10px 0 4px}
.contact .defs > div{grid-template-columns:1fr}
.contact .defs dd{overflow-wrap:anywhere}