:root{--ink:#102a43;--muted:#52606d;--blue:#087f8c;--blue-dark:#05616b;--mint:#e7f6f4;--line:#d9e2ec;--paper:#fff;--bg:#f7faf9}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.55}a{color:var(--blue-dark);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:1120px;margin:auto;padding:0 24px}.topbar{border-bottom:1px solid var(--line);background:#fff}.nav{height:68px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:800;font-size:20px;color:var(--ink)}.brand span{color:var(--blue)}.navlinks{display:flex;gap:24px;font-size:14px}.hero{padding:64px 0 42px}.eyebrow{color:var(--blue-dark);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:1px}.hero h1{font-size:clamp(38px,6vw,64px);line-height:1.05;margin:10px 0 14px;letter-spacing:-1px}.hero p{color:var(--muted);font-size:19px;max-width:650px;margin:0}.calculator{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:28px;box-shadow:0 8px 24px #102a4310}.form-grid,.volume-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:7px}.field input,.field select{width:100%;height:44px;border:1px solid #bcccdc;border-radius:5px;padding:0 12px;background:#fff;font:inherit;color:var(--ink)}.result{background:var(--mint);border-left:4px solid var(--blue);padding:16px 18px;border-radius:4px;margin-top:20px}.result strong{font-size:28px;display:block}.button{border:0;border-radius:5px;background:var(--blue);color:#fff;font-weight:700;padding:12px 18px;cursor:pointer;font-size:15px}.button:hover{background:var(--blue-dark)}.section{padding:42px 0}.section h2{font-size:30px;line-height:1.15;margin:0 0 22px}.cards{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:14px;gap:14px}.card{background:#fff;border:1px solid var(--line);border-radius:7px;padding:20px;min-height:150px}.card h3{margin:0 0 7px;font-size:17px}.card p{color:var(--muted);font-size:14px;margin:0}.table-wrap{overflow-x:auto;background:#fff;border:1px solid var(--line);border-radius:7px}.dose-table{width:100%;border-collapse:collapse;min-width:720px;font-size:14px}.dose-table td,.dose-table th{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left}.dose-table th{background:#edf6f5;font-size:12px;text-transform:uppercase}.dose-table tr:last-child td{border-bottom:0}.faq{border-top:1px solid var(--line)}.faq details{padding:17px 0;border-bottom:1px solid var(--line)}.faq summary{font-weight:700;cursor:pointer}.faq p{color:var(--muted);max-width:780px}.footer{margin-top:40px;border-top:1px solid var(--line);padding:32px 0 48px;background:#fff}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;grid-gap:30px;gap:30px}.footer h3{font-size:14px;margin-top:0}.footer a{display:block;font-size:14px;margin:7px 0}.shock-hero{padding:46px 0 28px}.shock-layout{display:grid;grid-template-columns:1fr .8fr;grid-gap:24px;gap:24px;align-items:start}.aside{background:#173f4a;color:#fff;border-radius:8px;padding:25px}.aside h2{margin-top:0}.aside p{color:#d7eeeb;font-size:14px}.prose h2{margin-top:42px}.prose h3{font-size:18px;margin:24px 0 4px}.prose p{color:var(--muted)}.steps{counter-reset:steps;list-style:none;padding:0}.steps li{counter-increment:steps;display:flex;gap:12px;margin:13px 0;color:var(--muted)}.steps li:before{content:counter(steps);flex:none;background:var(--mint);color:var(--blue-dark);width:28px;height:28px;text-align:center;padding-top:2px;border-radius:50%;font-weight:700}.links{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.pill{border:1px solid var(--line);padding:8px 12px;border-radius:4px;background:#fff;font-size:14px}@media(max-width:760px){.wrap{padding:0 16px}.navlinks{display:none}.hero{padding:42px 0 28px}.form-grid,.shock-layout,.volume-grid{grid-template-columns:1fr}.cards{grid-template-columns:repeat(2,1fr)}.calculator{padding:20px}.footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}}.brand{display:flex;align-items:center;width:132px;height:44px;padding-left:50px;background:url(/logo.png) 0/42px 42px no-repeat}.brand>span{display:inline;color:var(--blue)}@media(max-width:760px){.wrap{width:100%}.hero,.wrap{padding-left:16px;padding-right:16px}.hero .eyebrow,.hero h1,.hero p{max-width:100%;margin-left:0;margin-right:0}.hero h1{font-size:42px;overflow-wrap:anywhere}.hero p{font-size:18px}}