:root{--brand-primary:#0C1835;--brand-primary-dark:#060E1F;--brand-primary-light:#1E2F5F;--brand-secondary:#C9A227;--brand-accent:#1B7F8C;--brand-bg:#FFFFFF;--brand-bg-alt:#F2F6F8;--brand-text:#173344;--brand-text-muted:#617382;--brand-text-inverse:#FFFFFF;--brand-border:#D7E0E6;--brand-success:#22C55E;--brand-warning:#F59E0B;--brand-danger:#EF4444;--sidebar-width:240px}*{box-sizing:border-box}body{margin:0;color:#173344;color:var(--brand-text);background:#fff;background:var(--brand-bg);font-family:Arial,Helvetica,sans-serif}a{color:inherit;-webkit-text-decoration:none;text-decoration:none}a:hover{color:#1b7f8c;color:var(--brand-accent)}img{display:block;max-width:100%}.btn{border-radius:0;font-weight:700}.btn-primary{background:#0c1835;background:var(--brand-primary);border-color:#0c1835;border-color:var(--brand-primary)}.btn-primary:hover{background:#060e1f;background:var(--brand-primary-dark);border-color:#060e1f;border-color:var(--brand-primary-dark)}.btn-outline-primary{color:#0c1835;color:var(--brand-primary);border-color:#0c1835;border-color:var(--brand-primary)}.btn-outline-primary:hover{color:#fff;color:var(--brand-text-inverse);background:#0c1835;background:var(--brand-primary);border-color:#0c1835;border-color:var(--brand-primary)}.eyebrow{margin:0 0 12px;color:#1b7f8c;color:var(--brand-accent);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:0}.section-heading{max-width:760px;margin:0 0 36px}.section-heading h2,.subpage h2{color:#0c1835;color:var(--brand-primary);font-weight:800}.site-footer,.site-main{margin-left:240px;margin-left:var(--sidebar-width)}.chem-sidebar{position:fixed;top:0;right:auto;bottom:0;left:0;z-index:1040;width:240px;width:var(--sidebar-width);padding:28px 20px;color:#fff;color:var(--brand-text-inverse);background:#060e1f;background:var(--brand-primary-dark);border-right:1px solid rgba(255,255,255,.08)}.sidebar-brand{display:flex;align-items:center;justify-content:space-between;min-height:56px;margin-bottom:32px}.brand-logo{width:180px;height:40px;-o-object-fit:contain;object-fit:contain;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.08)}.sidebar-close{display:none;color:#fff;color:var(--brand-text-inverse);background:0 0;border:0;font-size:30px;line-height:1}.sidebar-nav{display:flex;flex-direction:column;gap:4px}.sidebar-nav a{position:relative;display:flex;align-items:center;min-height:56px;padding:0 12px 0 20px;color:rgba(255,255,255,.82);border-left:8px solid transparent}.sidebar-nav a:hover{color:#fff;color:var(--brand-text-inverse);border-left-color:#c9a227;border-left-color:var(--brand-secondary);background:rgba(255,255,255,.08)}.sidebar-tools{position:absolute;right:20px;bottom:28px;left:20px}.doc-link{display:block;margin-top:14px;color:rgba(255,255,255,.74);font-size:14px}.mobile-menu-toggle,.sidebar-backdrop{display:none}.site-footer{color:#fff;color:var(--brand-text-inverse);background:#060e1f;background:var(--brand-primary-dark)}.footer-matrix{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:28px;gap:28px;padding:54px 6vw 32px;border-top:1px solid rgba(255,255,255,.08)}.footer-matrix-secondary{padding-top:20px}.footer-matrix h3{margin-bottom:16px;color:#c9a227;color:var(--brand-secondary);font-size:15px;text-transform:uppercase}.footer-matrix a{display:block;margin-bottom:10px;color:rgba(255,255,255,.76)}.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 6vw;border-top:1px solid rgba(255,255,255,.12)}.footer-bottom p{margin:0;color:rgba(255,255,255,.7)}.social-row{display:flex;gap:10px}.social-row a{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;color:#fff;color:var(--brand-text-inverse);border:1px solid rgba(255,255,255,.28)}.subpage-hero{padding:96px 0 72px;color:#fff;color:var(--brand-text-inverse);background:#0c1835;background:var(--brand-primary)}.subpage-hero h1{max-width:980px;font-weight:800}.subpage-hero p:not(.eyebrow){max-width:900px;color:rgba(255,255,255,.8);font-size:18px;line-height:1.75}.subpage-cta{padding:72px 0;background:#f2f6f8;background:var(--brand-bg-alt)}.subpage-cta .container{display:grid;grid-template-columns:minmax(0,0.85fr) minmax(320px,1.15fr);grid-gap:48px;gap:48px;align-items:start}.subpage-cta h2{margin-bottom:16px}@media (max-width:991px){.site-footer,.site-main{margin-left:0}.chem-sidebar{width:min(86vw,340px);transform:translateX(-100%);transition:transform .2s}.sidebar-open .chem-sidebar{transform:translateX(0)}.mobile-menu-toggle,.sidebar-close{display:inline-flex}.mobile-menu-toggle{position:fixed;top:16px;right:16px;z-index:1030;flex-direction:column;justify-content:center;gap:5px;width:48px;height:48px;background:#0c1835;background:var(--brand-primary);border:0}.mobile-menu-toggle span{width:24px;height:2px;margin:0 auto;background:#fff;background:var(--brand-text-inverse)}.sidebar-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1035;background:rgba(6,14,31,.55)}.sidebar-open .sidebar-backdrop{display:block}.footer-bottom,.footer-matrix,.subpage-cta .container{grid-template-columns:1fr}.footer-bottom{display:block}}