/* Material Lab theme: forest green, canvas khaki, charcoal. No images; motif is CSS/SVG only. */
:root{--forest:#1f4d2e;--khaki:#c8b088;--charcoal:#23261f;--paper:#faf7f0;--sand:#efe7d6;--olive:#5a6b46;--line:#d8cdb4}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--charcoal);font-family:"Segoe UI",Tahoma,Geneva,Verdana,sans-serif;font-size:17px;line-height:1.65}
a{color:var(--forest);text-underline-offset:3px}
a:hover{color:#163a22}
h1,h2,h3,.brand{font-family:Georgia,"Palatino Linotype",Palatino,serif;color:var(--forest);line-height:1.25}
h1{font-size:44px;margin:.2em 0 .4em}
h2{font-size:30px;margin:1.4em 0 .4em;padding-bottom:.25em;border-bottom:2px solid var(--khaki)}
h3{font-size:21px;margin:.6em 0 .3em}
main{max-width:1160px;margin:0 auto;padding:28px 24px 64px}
section{margin-bottom:8px}
p{margin:.6em 0}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:13px;font-weight:700;color:var(--olive);margin:0 0 8px}
.lede{font-size:20px;line-height:1.6;color:#3a3d33}
/* Header and navigation: dropdowns hidden by default */
.sitehead{background:var(--forest);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.headrow{max-width:1160px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.brand{color:#fff;font-size:26px;font-weight:700;text-decoration:none;letter-spacing:.02em}
.brand:hover{color:var(--khaki)}
.navcheck{position:absolute;opacity:0;pointer-events:none}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:6px;margin-left:auto}
.burger span{display:block;width:26px;height:3px;background:#fff;border-radius:2px}
.mainnav{margin-left:8px}
.navlist{list-style:none;margin:0;padding:0;display:flex;gap:2px;flex-wrap:wrap}
.navlist>li{position:relative}
.navlist>li>a{display:block;color:#fff;text-decoration:none;padding:9px 12px;border-radius:6px;font-size:15px}
.navlist>li>a:hover,.navlist>li:focus-within>a{background:rgba(255,255,255,.14)}
.menu{display:none;position:absolute;left:0;top:100%;min-width:230px;list-style:none;margin:0;padding:8px 0;background:#fff;border:1px solid var(--line);border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.22);z-index:60}
.drop:hover>.menu,.drop:focus-within>.menu{display:block}
.menu li a{display:block;color:var(--charcoal);text-decoration:none;padding:8px 16px;font-size:15px}
.menu li a:hover{background:var(--sand);color:var(--forest)}
.btn{display:inline-block;background:var(--forest);color:#fff!important;text-decoration:none;padding:12px 22px;border-radius:8px;font-weight:700;border:2px solid var(--forest);cursor:pointer;font-size:16px}
.btn:hover{background:#163a22;border-color:#163a22}
.btn-alt{background:var(--khaki);color:var(--charcoal)!important;border-color:var(--khaki)}
.btn-alt:hover{background:#b39a6e;border-color:#b39a6e}
.btn-small{padding:8px 14px;font-size:14px}
.btn-head{margin-left:auto;background:var(--khaki);color:var(--charcoal)!important;border-color:var(--khaki);white-space:nowrap}
.btn-head:hover{background:#b39a6e}
.btn-foot{background:var(--khaki);color:var(--charcoal)!important;border-color:var(--khaki)}
/* Fabric swatch signature strip */
.swatchbar{display:flex;align-items:stretch;gap:0;background:var(--charcoal);overflow:hidden}
.swatch{flex:1 1 0;padding:10px 6px;text-align:center;font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:700;border-top:3px dashed rgba(255,255,255,.55);border-bottom:3px dashed rgba(255,255,255,.35);background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.10) 0 2px,transparent 2px 8px),repeating-linear-gradient(-45deg,rgba(0,0,0,.08) 0 2px,transparent 2px 8px)}
.s-canvas{background-color:#c8b088;color:#23261f}
.s-forest{background-color:#1f4d2e;color:#fff}
.s-charcoal{background-color:#23261f;color:#efe7d6}
.s-stone{background-color:#d9d2bd;color:#23261f}
.s-olive{background-color:#5a6b46;color:#fff}
.swatch-note{flex:2 1 160px;display:flex;align-items:center;justify-content:center;padding:8px 12px;font-size:13px;color:#efe7d6;background:#2f332a}
/* Hero, evidence, cards, CTA */
.hero{background:linear-gradient(180deg,var(--sand),var(--paper));border:1px solid var(--line);border-left:8px solid var(--forest);border-radius:12px;padding:28px 28px 24px;margin-bottom:28px}
.evidence{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:24px}
.ev{background:#fff;border:1px solid var(--line);border-top:4px solid var(--forest);border-radius:8px;padding:14px 12px}
.ev-label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--olive);font-weight:700;margin-bottom:4px}
.ev-fact{display:block;font-size:14px;line-height:1.45}
.cardgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:16px}
.catcard{background:#fff;border:1px solid var(--line);border-top:4px solid var(--khaki);border-radius:10px;padding:18px}
.catcard h3{margin-top:0}
.catcard h3 a{text-decoration:none}
.cta-panel{background:var(--forest);color:#fff;border-radius:12px;padding:26px 28px;margin-top:32px}
.cta-panel h2{color:#fff;border-bottom-color:var(--khaki);margin-top:0}
.cta-panel p{color:#eef2e8}
.cta-panel .btn-alt{margin-left:8px}
.inquiry-form{background:#fff;border:1px solid var(--line);border-radius:10px;padding:22px;max-width:680px}
.inquiry-form label{display:block;font-weight:600;margin:12px 0 4px}
.inquiry-form input,.inquiry-form textarea{width:100%;padding:11px;border:1px solid var(--line);border-radius:6px;font:inherit;margin-top:4px}
.inquiry-form button{margin-top:16px}
.sitefoot{background:var(--charcoal);color:#e8e4d8;margin-top:24px}
.footgrid{max-width:1160px;margin:0 auto;padding:36px 24px;display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.footcol h3{color:var(--khaki)}
.footcol a{color:#e8e4d8}
.footcol ul{list-style:none;padding:0;margin:0}
.footcol li{margin:6px 0}
.certline{text-align:center;border-top:1px solid #4a4d42;padding:16px;margin:0;color:#cfc9b8}
@media(max-width:1024px){.cardgrid{grid-template-columns:repeat(2,1fr)}.evidence{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){
  .burger{display:flex}
  .btn-head{display:none}
  .mainnav{display:none;width:100%;max-height:70vh;overflow-y:auto}
  .navcheck:checked~.mainnav{display:block}
  .navlist{flex-direction:column}
  .navlist>li>a{padding:12px 4px}
  .menu{position:static;display:none;box-shadow:none;border:none;background:#163a22}
  .drop:hover>.menu,.drop:focus-within>.menu{display:block}
  .menu li a{color:#fff}
  .menu li a:hover{background:rgba(255,255,255,.12);color:#fff}
  main{padding:20px 16px 48px}
  h1{font-size:34px}
  h2{font-size:25px}
  .hero{padding:20px 16px}
  .cardgrid{grid-template-columns:1fr}
  .evidence{grid-template-columns:1fr 1fr}
  .footgrid{grid-template-columns:1fr}
  .swatch-note{display:none}
  .cta-panel .btn-alt{margin-left:0;margin-top:10px}
}

/* Related ranges, weave motif and accessibility */
.related{margin-top:36px}
.related h2{margin-bottom:4px}
.weave{display:block;height:14px;margin:18px 0;background-image:repeating-linear-gradient(90deg,var(--khaki) 0 14px,transparent 14px 28px),repeating-linear-gradient(0deg,rgba(31,77,46,.25) 0 2px,transparent 2px 10px);border-radius:4px}
a:focus-visible,.btn:focus-visible,.burger:focus-visible{outline:3px solid var(--khaki);outline-offset:3px}
.inquiry-form input:focus,.inquiry-form textarea:focus{border-color:var(--forest);outline:2px solid var(--khaki)}
.catcard p{font-size:15px;line-height:1.6}
.hero .btn{margin:4px 6px 4px 0}
.footcol p{margin:.5em 0}
@media print{.sitehead,.sitefoot,.cta-panel{display:none}body{font-size:13px}main{max-width:none}}