:root{--primary:#071823;--raised:#0d2532;--soft:#143746;--accent:#00e5d4;--accent-hover:#00b8aa;--warm:#f6f3ea;--surface:#fffcf5;--muted:#e8eee9;--ink:#10252e;--sub:#4d646b;--line:#c7d3d0;--success:#17855f;--error:#b4232f;--max:1280px;font-family:'IBM Plex Sans','Segoe UI',Arial,sans-serif;color:var(--ink);background:var(--warm);font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--warm);overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(var(--max),calc(100% - 128px));margin:auto}.site-header{height:72px;padding:0 max(64px,calc((100% - var(--max))/2));display:flex;align-items:center;gap:38px;background:var(--primary);color:var(--warm);position:sticky;top:0;z-index:50}.brand{display:flex;align-items:center;gap:12px;margin-right:auto}.brand-mark{width:38px;height:38px;border:2px solid var(--accent);display:grid;place-items:center;font-family:'Arial 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1fr}footer{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.shell,.hero-grid{width:calc(100% - 32px)}.site-header{padding:0 16px}.brand small{display:none}.hero{padding:58px 0 54px}.hero h1,.page-hero h1{font-size:44px}.hero dl{gap:18px;flex-wrap:wrap}.section{padding:64px 0}.section-head h2{font-size:38px}.product-card{grid-template-columns:120px 1fr}.product-card>div{padding:17px}.usa-callout h2{font-size:40px}.page{padding-top:30px}.breadcrumb{margin-bottom:34px}.product-detail{gap:30px}.detail-image{padding:20px}.detail-copy h1{font-size:42px}.detail-copy dl div{grid-template-columns:1fr;gap:5px}.procurement-grid,.usa-grid,.evidence-cards,.about-grid,.contact-grid{grid-template-columns:1fr}.empty-evidence{grid-template-columns:1fr}.wa-float{right:12px;bottom:max(76px,calc(env(safe-area-inset-bottom) + 12px))}.wa-trigger{width:56px;padding:6px}.wa-trigger b{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.wa-panel{max-height:65vh;overflow:auto}.next-links{padding-bottom:76px}footer{grid-template-columns:1fr;padding:52px 20px}}

.mobile-cta{display:none}
@media(max-width:600px){.mobile-cta{position:fixed;left:0;right:0;bottom:0;height:64px;padding:8px 12px max(8px,env(safe-area-inset-bottom));background:rgba(7,24,35,.97);display:grid;grid-template-columns:1fr 1fr;gap:8px;z-index:85}.mobile-cta a{display:grid;place-items:center;border:1px solid #45616b;color:#fff;font-weight:800;border-radius:7px}.mobile-cta a:last-child{background:var(--accent);color:var(--primary);border-color:var(--accent)}.wa-float{bottom:max(80px,calc(env(safe-area-inset-bottom) + 80px))}body{padding-bottom:64px}}