:root{--brand-primary:#111927;--brand-primary-dark:#030712;--brand-primary-light:#6B7380;--brand-secondary:#374151;--brand-accent:#2563EB;--brand-bg:#FFFFFF;--brand-bg-alt:#EFF1F3;--brand-text:#121417;--brand-text-inverse:#FFFFFF;--brand-border:#D9DCE0;--brand-success:#22C55E;--brand-warning:#F59E0B;--brand-danger:#EF4444;--radius:2px;--font:"IBM Plex Sans","Helvetica Neue",Arial,sans-serif}*{box-sizing:border-box}body{margin:0;color:#171a1c;color:var(--brand-text);font-family:"IBM Plex Sans","Helvetica Neue",Arial,sans-serif;font-family:var(--font);line-height:1.65}img{max-width:100%}img[src=""]{font-size:0;color:transparent;text-indent:-9999px}.section{padding:80px 0}.section-cta{padding:80px 0 96px}h1{font-size:max(2rem, min(4vw, 3.5rem));line-height:1.08}h2{font-size:max(1.7rem, min(3vw, 2.7rem))}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.73rem;font-weight:700;color:#2563eb;color:var(--brand-accent)}.rock-navbar{padding:8px 0;background:var(--brand-primary-dark);border-bottom:1px solid #374151;border-bottom:1px solid var(--brand-secondary)}.rock-navbar img{width:180px;height:40px;-o-object-fit:contain;object-fit:contain}.rock-navbar .nav-link{color:var(--brand-text-inverse);color:#171a1c;color:var(--brand-text)}.rock-ghost{border:1px solid #fff}.rock-footer{padding:64px 0 30px;background:#f0f2f3;background:var(--brand-bg-alt)}.footer-command{display:flex;justify-content:space-between;gap:30px;align-items:center}.footer-command div{display:flex}.footer-command code,.section-cta code{padding:12px;background:#030712;background:var(--brand-primary-dark);color:#fff;word-wrap:anywhere}.footer-command button,[data-copy-command]{padding:10px 18px;background:#2563eb;background:var(--brand-accent);color:#fff;border:0}.rock-footer nav{display:flex;gap:24px;flex-wrap:wrap;padding:30px 0;border-top:1px solid #dce0e2;border-top:1px solid var(--brand-border);margin-top:30px}.rock-centered-hero{position:relative;min-height:680px;background:#030712;background:var(--brand-primary-dark);display:grid;align-items:center;justify-items:center;place-items:center;text-align:center;overflow:hidden}.rock-centered-hero>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;opacity:.32}.rock-centered-hero .container{position:relative;z-index:2;max-width:850px}.rock-centered-hero a:not([class*=btn-]),.rock-centered-hero h1,.rock-centered-hero p{color:#fff}.primary{background:#2563eb;background:var(--brand-accent)}.compare td,.compare th{padding:16px}.rock-stats{background:#f0f2f3;background:var(--brand-bg-alt)}.stats-row{display:flex;flex-wrap:nowrap;gap:1px}.stats-row div{flex:1;padding:22px;background:#fff;text-align:center}.stats-row b,.stats-row span{display:block}.download-list article,.pub-list article{padding:22px;border-top:1px solid #dce0e2;border-top:1px solid var(--brand-border)}.rock-contact-cta,.rock-install,.rock-method-cta,.rock-use-cta{background:#030712;background:var(--brand-primary-dark);color:#fff;text-align:center}.rock-contact-cta h2,.rock-contact-cta p,.rock-install h2,.rock-install p,.rock-method-cta h2,.rock-method-cta p,.rock-use-cta h2,.rock-use-cta p{color:#fff}.steps{display:grid;grid-template-columns:repeat(4,1fr);padding:0;list-style:none}.steps li{padding:25px;border:1px solid #374151;border:1px solid var(--brand-secondary);text-align:left}.steps code{display:block;margin:15px 0;color:#fff;word-wrap:anywhere}.case-grid,.contact-grid,.ledger,.specs,.use-grid{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:20px;gap:20px}.case-grid article,.contact-grid article,.ledger article,.specs article,.use-grid article{padding:26px;border:1px solid #dce0e2;border:1px solid var(--brand-border)}.rock-install-hero,.rock-method-hero,.rock-use-hero{padding:110px 0 75px;background:#f0f2f3;background:var(--brand-bg-alt)}.rock-method-hero img{width:100%;height:350px;-o-object-fit:cover;object-fit:cover}.rock-methodology{background:#f0f2f3;background:var(--brand-bg-alt)}.rock-methodology li{padding:15px;border-bottom:1px solid #dce0e2;border-bottom:1px solid var(--brand-border)}.rock-lab-hero,.rock-versus-hero{position:relative;min-height:640px;background:#030712;background:var(--brand-primary-dark);overflow:hidden}.rock-lab-hero>img,.rock-versus-hero>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;opacity:.35}.rock-lab-hero .container,.rock-versus-hero .container{position:relative;z-index:2;padding-top:160px;max-width:850px;margin-left:max(12px,(100% - 1140px) / 2)}.rock-lab-hero h1,.rock-lab-hero p,.rock-versus-hero h1,.rock-versus-hero p{color:#fff}.rock-mission blockquote{font-size:max(1.7rem, min(3vw, 2.6rem));max-width:900px}.gallery{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:18px;gap:18px}.gallery img{width:100%;height:300px;-o-object-fit:cover;object-fit:cover}.rock-publications,.rock-requirements,.rock-versus-cases{background:#f0f2f3;background:var(--brand-bg-alt)}.rock-about-cta,.rock-versus-cta{background:#2563eb;background:var(--brand-accent);color:#fff;text-align:center}.rock-about-cta h2,.rock-about-cta p,.rock-versus-cta h2,.rock-versus-cta p{color:#fff}.rock-install-hero .container,.rock-use-hero .container{display:grid;grid-template-columns:1fr 1fr;grid-gap:40px;gap:40px;align-items:center}.rock-install-hero img,.rock-use-hero img{height:300px;width:100%;-o-object-fit:cover;object-fit:cover}.rock-use-grid .use-grid{grid-template-columns:repeat(4,1fr)}.before-after{display:grid;grid-template-columns:1fr 1fr 0.8fr;grid-gap:1px;gap:1px;background:#dce0e2;background:var(--brand-border)}.before-after>*{padding:25px;background:#fff}.before-after aside{background:#030712;background:var(--brand-primary-dark);color:#fff}.before-after input{width:100%;padding:8px;margin:5px 0 15px}.support-map{width:100%;height:320px;-o-object-fit:cover;object-fit:cover;margin-top:35px}.rock-article,.rock-blog{padding-top:110px}.featured{display:grid;grid-template-columns:1fr 1fr;background:#f0f2f3;background:var(--brand-bg-alt);margin:35px 0}.featured>div{padding:35px}.featured img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.blog-row{padding:28px 0;border-bottom:1px solid #dce0e2;border-bottom:1px solid var(--brand-border)}.legal .container,.rock-article .container{max-width:760px}.rock-article nav{display:flex;justify-content:space-between}.legal h2{margin-top:30px}.error-page{text-align:center}.error-page>b{font-size:8rem;color:#2563eb;color:var(--brand-accent)}@media (max-width:991px){.rock-use-grid .use-grid,.steps{grid-template-columns:1fr 1fr}.before-after{grid-template-columns:1fr}}@media (max-width:767px){.section{padding:64px 0}.section-cta{padding:64px 0 80px}.case-grid,.contact-grid,.featured,.gallery,.ledger,.rock-install-hero .container,.rock-use-hero .container,.specs,.steps,.use-grid{grid-template-columns:1fr}.footer-command{display:block}.stats-row{overflow-x:auto}.stats-row div{min-width:190px}.rock-lab-hero .container,.rock-versus-hero .container{margin:0;padding:130px 20px 50px}}.rock-centered-hero{padding-bottom:160px}.rock-navbar{background:#fff;background:var(--brand-primary-dark);background:var(--brand-bg);border-color:#dce0e2;border-color:var(--brand-border)}.rock-navbar .navbar-toggler{border-color:#dce0e2;border-color:var(--brand-border)}.rock-ghost{border-color:#111927;border-color:var(--brand-primary);color:#111927;color:var(--brand-primary)}.rock-ghost:hover{background:#111927;background:var(--brand-primary);color:#fff;color:var(--brand-text-inverse)}.rock-result .result-shell{display:grid;grid-template-columns:3fr 5fr 4fr;border:1px solid #dce0e2;border:1px solid var(--brand-border)}.rock-result .result-shell>*{padding:28px;border-right:1px solid #dce0e2;border-right:1px solid var(--brand-border)}.rock-result .result-shell>:last-child{border-right:0}.rock-faq{background:#f0f2f3;background:var(--brand-bg-alt)}.rock-vision-hero{padding:96px 0;background:linear-gradient(135deg,#030712,#111927);background:linear-gradient(135deg,var(--brand-primary-dark),var(--brand-primary));color:#fff;color:var(--brand-text-inverse)}.rock-vision-hero .container{display:grid;grid-template-columns:1fr 1fr;grid-gap:48px;gap:48px;align-items:center}.rock-vision-hero h1,.rock-vision-hero p{color:#fff;color:var(--brand-text-inverse)}.rock-vision-hero img{height:420px;width:100%;-o-object-fit:cover;object-fit:cover}.pillar-scroll{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory}.pillar-scroll article{flex:0 0 min(360px,85vw);padding:28px;border:1px solid #dce0e2;border:1px solid var(--brand-border);scroll-snap-align:start}.rock-impact{background:#f0f2f3;background:var(--brand-bg-alt)}.rock-vision-cta{position:relative;overflow:hidden;text-align:center;background:#030712;background:var(--brand-primary-dark);color:#fff;color:var(--brand-text-inverse)}.rock-vision-cta>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;opacity:.18}.rock-vision-cta .container{position:relative}.rock-vision-cta h2,.rock-vision-cta p{color:#fff;color:var(--brand-text-inverse)}.rock-install-header{padding:96px 0 64px}.rock-install-header .container{display:grid;grid-template-columns:1fr 1fr;grid-gap:40px;gap:40px;align-items:center}.rock-install-header img{grid-column:2;grid-row:1/5;height:360px;width:100%;-o-object-fit:cover;object-fit:cover}.rock-install-table{background:#f0f2f3;background:var(--brand-bg-alt)}.rock-install-table td,.rock-install-table th{padding:18px}.checklist{list-style:none;padding:0;display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.checklist li{padding:22px;border-left:3px solid #2563eb;border-left:3px solid var(--brand-accent);background:#f0f2f3;background:var(--brand-bg-alt)}.rock-install-cta{text-align:center;background:#111927;background:var(--brand-primary);color:#fff;color:var(--brand-text-inverse)}.rock-install-cta h2,.rock-install-cta p{color:#fff;color:var(--brand-text-inverse)}@media (max-width:767px){.checklist,.rock-install-header .container,.rock-result .result-shell,.rock-vision-hero .container{grid-template-columns:1fr}.rock-result .result-shell>*{border-right:0;border-bottom:1px solid #dce0e2;border-bottom:1px solid var(--brand-border)}.rock-install-header img{grid-column:auto;grid-row:auto}}:root{--brand-primary:#111927;--brand-primary-dark:#030712;--brand-primary-light:#6B7380;--brand-secondary:#374151;--brand-accent:#2563EB;--brand-bg:#FFFFFF;--brand-bg-alt:#F0F2F3;--brand-text:#171A1C;--brand-text-inverse:#FFFFFF;--brand-border:#DCE0E2;--brand-success:#22C55E;--brand-warning:#F59E0B;--brand-danger:#EF4444;--radius:4px}.btn.primary,.btn.primary:focus,.btn.primary:hover{color:#fff;color:var(--brand-text-inverse)}