:root{--ink:#132323;--mint:#c8f28b;--muted:#516360;--line:#dce4df;--paper:#f7f8f4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font:16px/1.6 Arial,Helvetica,sans-serif;background:var(--paper)}a{color:inherit;text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #628c3d;outline-offset:4px}.wrap{width:min(1180px,calc(100% - 72px));margin:auto}.top{display:flex;justify-content:space-between;align-items:center;gap:18px;min-height:80px}.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:900;letter-spacing:.12em;line-height:1.2}.brand i{font:40px/1 Arial;color:#526f35}.brand small{display:block;font-size:8px;letter-spacing:.19em;margin-top:4px}.top nav{display:flex;gap:28px;font-size:14px}.button{background:var(--mint);color:#152619;display:inline-flex;padding:12px 18px;align-items:center;font:700 14px/1.35 Arial;border:1px solid transparent;cursor:pointer}.button:hover{background:#dcffae}.outline{background:transparent;border-color:#253e34}.hero{background:#162929;color:#f3f7f2;padding:48px 0 54px}.hero-grid{display:grid;grid-template-columns:1fr 1.04fr;align-items:center;gap:40px}.eyebrow{font:700 11px/1.4 Arial;letter-spacing:.19em;margin:0 0 20px}.eyebrow span{display:inline-block;width:8px;height:8px;background:var(--mint);margin-right:7px}.hero .eyebrow,.quote .eyebrow{color:var(--mint)}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(55px,7.2vw,108px);letter-spacing:-.076em;line-height:.88;margin-bottom:27px}h1 em{font-style:normal;color:var(--mint)}.intro{max-width:440px;color:#c7d3cf}.actions{display:flex;flex-wrap:wrap;align-items:center;gap:15px;font-size:13px}.hero figure{margin:0;border:1px solid #57706a;background:#243a3a}.hero img,.diagram img{display:block;width:100%;height:auto}.hero figcaption{border-top:1px solid #57706a;padding:10px 13px;font-size:10px;letter-spacing:.14em}.hero figcaption span{color:var(--mint);margin-right:10px}.index{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:15px 0;font-size:10px;letter-spacing:.13em;font-weight:bold}.section{padding-top:70px;padding-bottom:76px}h2{font-size:clamp(36px,5vw,64px);line-height:1;letter-spacing:-.055em;margin-bottom:27px}h3{font-size:23px;line-height:1.2;letter-spacing:-.025em;margin:15px 0 8px}.cards,.supply{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.cards article,.supply div{border-top:1px solid #82968a;padding-top:10px}.cards p,.supply p,.tech p:not(.eyebrow){color:var(--muted)}.cards a{font-size:14px;font-weight:bold;text-decoration:underline;text-underline-offset:4px}.tile{height:135px;position:relative;overflow:hidden;background:#354e4a}.tile:before{content:"";position:absolute;inset:-80px;background:repeating-linear-gradient(90deg,#526b65 0 2px,transparent 2px 37px),repeating-linear-gradient(0deg,#81928a 0 1px,#374f4a 1px 42px);transform:skewY(-17deg) rotate(-7deg)}.ceiling:before{transform:perspective(230px) rotateX(40deg) rotate(14deg);background:repeating-linear-gradient(90deg,#a0aca5 0 2px,transparent 2px 36px),repeating-linear-gradient(0deg,#80948b 0 1px,#5d776f 1px 28px)}.soffit:before{transform:rotate(-31deg);background:repeating-linear-gradient(90deg,#526a63 0 3px,#263b38 3px 13px,#85968a 13px 36px)}.tile span{position:absolute;top:10px;left:10px;color:var(--mint);background:#142624;padding:1px 8px;font-size:11px}.tech{background:#e8eee7}.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}.diagram{background:#d9e4da;border:1px solid #bacbc0}.diagram ol{margin:0;padding:12px 30px 17px;font-size:13px;border-top:1px solid #bacbc0}details{padding:12px 0;border-top:1px solid #b9c9be}details p{margin:8px 0 0}summary{cursor:pointer;font-weight:bold}.quote{background:#162929;color:#f3f7f2}.quote p{color:#cad8d1}.note{font-size:13px;border-left:2px solid var(--mint);padding-left:12px}form{display:grid;grid-template-columns:1fr 1fr;gap:15px;background:#f3f6ef;color:var(--ink);padding:24px}label{min-width:0;display:grid;gap:5px;font-size:13px;font-weight:bold}label small{font-weight:normal}input,select,textarea{width:100%;min-width:0;padding:9px;border:1px solid #a3b3a9;background:white;color:var(--ink);font:inherit;font-weight:normal;border-radius:0}.wide{grid-column:1/-1}#status{font-size:13px;color:#304d38;margin:8px 0 0}footer{display:flex;justify-content:space-between;gap:12px;padding:22px 0;font-size:13px}footer a{text-decoration:underline}@media(max-width:820px){.wrap{width:calc(100% - 36px)}.top nav{display:none}.hero-grid,.split{grid-template-columns:1fr;gap:28px}.cards,.supply{gap:14px}.section{padding-block:48px}}@media(max-width:570px){.cards,.supply,form{grid-template-columns:1fr}.index{font-size:8px}.top .button{padding:9px;font-size:11px}.brand{font-size:17px}.tile{height:110px}footer{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Material catalogue palette */
:root{--ink:#122a39;--mint:#b9e4f2;--muted:#496476;--line:#c6d9e4;--paper:#f4f9fc}

.latest{padding:52px 0 68px}.latest>p:first-child{font:700 12px/1.5 monospace;letter-spacing:.15em}.latest h2{font-size:clamp(32px,5vw,54px);margin:8px 0 24px}.latest>a{display:block;margin:8px 0;font-weight:700}.latest p{max-width:650px}
.spec-table{width:100%;border-collapse:collapse;margin-top:24px;font-size:14px}
.spec-table th,.spec-table td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.spec-table th{background:#e8eee7}
.spec-table td{color:var(--muted)}
#spec-checklist p{color:var(--muted);max-width:720px}
.quote .note a,.contact a{text-decoration:underline}
.notfound{padding:80px 0 100px}
.notfound h1{font-size:clamp(40px,6vw,72px)}

/* Logo in header */
.brand img{height:46px;width:auto;display:block}
/* Dark multi-column footer */
.site-footer{display:block;background:#162929;color:#f3f7f2;padding:48px 0 28px}
.site-footer .footer-grid{width:min(1180px,calc(100% - 72px));margin:auto;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr 1.3fr;gap:28px}
.site-footer img{height:44px;width:auto;display:block;margin-bottom:14px}
.site-footer h3{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#c8f28b;margin:0 0 12px}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:0 0 8px;font-size:14px}
.site-footer p{font-size:14px;color:#c7d3cf;margin:0}
.site-footer a{color:#f3f7f2;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.footer-bottom{width:min(1180px,calc(100% - 72px));margin:28px auto 0;padding-top:18px;border-top:1px solid #57706a;font-size:12px;color:#c7d3cf}
@media(max-width:820px){.site-footer .footer-grid{grid-template-columns:1fr 1fr;width:calc(100% - 36px)}.footer-bottom{width:calc(100% - 36px)}}
@media(max-width:570px){.site-footer .footer-grid{grid-template-columns:1fr}}