:root{--calc-blue:#0b57d0;--calc-blue-deep:#073d9b;--calc-blue-soft:#eaf2ff;--calc-paper:#f4f7f9;--calc-ink:#121922;--calc-muted:#5e6977;--calc-line:#d7dee7;--calc-border:#cfd8e3;--calc-white:#fff}
body.calculator-page{margin:0;background:var(--calc-paper);color:var(--calc-ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif}
.calculator-page *{box-sizing:border-box}.calculator-page .container{width:min(100% - 48px,1220px);margin:0 auto}
.calculator-page .site-header{height:70px;background:var(--calc-white);border-bottom:1px solid var(--calc-line)}.calculator-page .nav-wrap{display:flex;height:100%;align-items:center;justify-content:space-between;gap:24px}.calculator-page .brand{color:var(--calc-ink);font-size:1.15rem;font-weight:800;letter-spacing:-.045em;text-decoration:none;white-space:nowrap}.calculator-page .brand span{color:var(--calc-blue)}.calculator-page nav{display:flex;height:100%;align-items:center;gap:22px}.calculator-page nav>a,.calculator-page .dropdown-link{position:relative;display:flex;height:100%;align-items:center;color:#536172;font-size:.88rem;font-weight:760;text-decoration:none;white-space:nowrap}.calculator-page nav>a:hover,.calculator-page nav>a[aria-current="page"],.calculator-page .dropdown-link[aria-current="page"],.calculator-page .dropdown-link:hover,.calculator-page .dropdown:focus-within .dropdown-link{color:var(--calc-blue)}.calculator-page nav>a[aria-current="page"]::after,.calculator-page .dropdown-link[aria-current="page"]::after{position:absolute;right:0;bottom:0;left:0;height:3px;background:var(--calc-blue);content:""}
.calculator-page .dropdown{position:relative;display:flex;height:100%;align-items:center;gap:1px}.calculator-page .dropdown-toggle{display:grid!important;width:16px!important;min-width:16px!important;height:36px!important;margin:0!important;padding:0!important;place-items:center;color:#617084!important;background:transparent!important;border:0!important;border-radius:0!important;box-shadow:none!important;font:inherit!important;line-height:1!important;cursor:pointer;appearance:none}.calculator-page .dropdown-toggle::after{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;content:"";transform:translateY(-2px) rotate(45deg)}.calculator-page .dropdown-toggle:hover,.calculator-page .dropdown:focus-within .dropdown-toggle{color:var(--calc-blue)!important}.calculator-page .dropdown-toggle:focus-visible{outline:2px solid rgba(11,87,208,.35)!important;outline-offset:2px!important;border-radius:4px!important}.calculator-page .dropdown-menu{position:absolute;top:calc(100% - 2px);left:-14px;z-index:30;display:none;min-width:280px;padding:8px;background:var(--calc-white);border:1px solid var(--calc-border);border-radius:10px;box-shadow:0 16px 34px rgba(28,48,75,.14)}.calculator-page .dropdown-menu a{display:block!important;height:auto!important;padding:11px 13px!important;color:#435267!important;border-radius:6px;font-size:.83rem!important;font-weight:720!important;line-height:1.35;text-decoration:none;white-space:normal}.calculator-page .dropdown-menu a:hover,.calculator-page .dropdown-menu a:focus-visible{color:var(--calc-blue)!important;background:var(--calc-blue-soft)}@media (min-width:701px) and (hover:hover){.calculator-page .dropdown:hover .dropdown-menu,.calculator-page .dropdown:focus-within .dropdown-menu{display:block}}@media (max-width:700px){.calculator-page nav{gap:10px;overflow:visible}.calculator-page .dropdown.is-open .dropdown-menu{display:block}.calculator-page .dropdown-menu{top:calc(100% - 4px);left:-8px;min-width:min(280px,calc(100vw - 32px))}.calculator-page .dropdown:last-of-type .dropdown-menu{right:-6px;left:auto}.calculator-page .dropdown-toggle{width:18px!important;min-width:18px!important}}@media (max-width:390px){.calculator-page nav{gap:6px}.calculator-page nav>a,.calculator-page .dropdown-link{font-size:.72rem}.calculator-page .dropdown-toggle{width:17px!important;min-width:17px!important}}
.calculator-main{padding:20px 0 0}.calculator-page .crumbs{margin:0 0 28px;color:#6d7b8c;font-size:.82rem}.calculator-page .crumbs a{color:inherit}.calculator-page .crumbs span{margin:0 5px}.calculator-page .eyebrow{margin:0 0 10px;color:var(--calc-blue);font-size:.74rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.calculator-page h1{max-width:880px;margin:0;color:var(--calc-ink);font-size:clamp(2.25rem,4.3vw,3.75rem);font-weight:780;letter-spacing:-.045em;line-height:1.04}.calculator-page .tool-intro{max-width:720px;margin:16px 0 0;color:var(--calc-muted);font-size:1.05rem;line-height:1.55}
.calculator-shell{display:grid;grid-template-columns:minmax(320px,.83fr) minmax(480px,1.17fr);margin-top:38px;overflow:hidden;background:var(--calc-white);border:1px solid var(--calc-border);border-radius:16px;box-shadow:0 22px 54px rgba(28,48,75,.10)}.calculator-form-panel{padding:30px;border-right:1px solid var(--calc-line)}.calculator-form-panel h2{margin:0;color:var(--calc-ink);font-size:1.18rem;letter-spacing:-.025em}.calculator-form-panel>p{margin:7px 0 25px;color:var(--calc-muted);font-size:.9rem;line-height:1.5}.calculator-field{margin-top:19px}.calculator-field label{display:block;margin-bottom:8px;color:#2c3949;font-size:.8rem;font-weight:760}.calculator-input-wrap{display:flex;overflow:hidden;border:1px solid var(--calc-border);border-radius:9px;background:var(--calc-white)}.calculator-input-wrap:focus-within,.calculator-target input:focus,.calculator-target select:focus{border-color:var(--calc-blue);box-shadow:0 0 0 3px rgba(11,87,208,.12)}.calculator-input-wrap input,.calculator-target input,.calculator-target select{min-width:0;height:54px;color:var(--calc-ink);background:var(--calc-white);border:0;outline:0;font:inherit}.calculator-input-wrap input{width:100%;padding:12px 14px}.calculator-input-wrap span{display:grid;min-width:66px;padding:0 12px;place-items:center;color:#5c6a79;background:#eef2f5;border-left:1px solid var(--calc-line);font-size:.83rem;font-weight:760}.calculator-target{display:grid;grid-template-columns:minmax(0,1fr) 86px;gap:8px}.calculator-target input,.calculator-target select{padding:12px 14px;border:1px solid var(--calc-border);border-radius:9px}.calculator-target select{cursor:pointer}.calculator-capacities{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.calculator-capacities button{min-height:65px;padding:9px 6px;color:#516174;background:#f8fafc;border:1px solid var(--calc-border);border-radius:9px;font:inherit;cursor:pointer}.calculator-capacities button strong,.calculator-capacities button span{display:block}.calculator-capacities button strong{font-size:.9rem}.calculator-capacities button span{margin-top:4px;font-size:.74rem;font-weight:650}.calculator-capacities button:hover{border-color:#91b4eb}.calculator-capacities button[aria-pressed="true"]{color:var(--calc-blue);background:var(--calc-blue-soft);border-color:var(--calc-blue);box-shadow:inset 0 0 0 1px var(--calc-blue)}.calculator-boundary{margin:25px 0 0;padding-top:16px;color:#647386;border-top:1px solid var(--calc-line);font-size:.78rem;line-height:1.48}.calculator-boundary strong{color:#2c3949}
.calculator-result-panel{display:flex;min-height:500px;padding:38px 34px 25px;flex-direction:column;background:var(--calc-white);text-align:center}.calculator-kicker{margin:0 0 10px;color:var(--calc-blue);font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.calculator-result-panel h2{margin:0;color:var(--calc-ink);font-size:clamp(1.9rem,3.4vw,3rem);letter-spacing:-.045em;line-height:1.08}.calculator-result-panel h2 strong,.calculator-result-line strong{color:var(--calc-blue)}.calculator-result-line{min-height:28px;margin:8px 0 20px;color:#627286;font-size:1.12rem;font-weight:700}.calculator-result-panel.is-error .calculator-kicker,.calculator-result-panel.is-error .calculator-result-line{color:#946600}.calculator-result-panel.is-error h2{color:#563d08}.calculator-result-panel.is-overflow .calculator-fill{transform:scaleX(1)!important;background:#dbe4ec}.calculator-result-panel.is-overflow .calculator-marker{display:none}
.calculator-syringe{width:100%;max-width:760px;margin:8px auto 0}.calculator-syringe-body{display:grid;grid-template-columns:74px minmax(0,1fr) 104px;align-items:center;height:118px}.calculator-needle{position:relative;height:52px}.calculator-needle::before{position:absolute;top:50%;left:0;width:52px;height:3px;background:#adb8c4;content:"";transform:translateY(-50%)}.calculator-needle::after{position:absolute;top:50%;right:0;width:36px;height:30px;background:#f4f7f9;border:1px solid #aeb9c4;border-radius:5px 0 0 5px;box-shadow:inset 0 0 0 5px rgba(255,255,255,.56);content:"";transform:translateY(-50%)}.calculator-barrel{position:relative;height:82px;overflow:hidden;background:#fff;border:3px solid #91a0b0;border-radius:10px}.calculator-scale{position:absolute;top:0;right:66px;bottom:0;left:8px}.calculator-fill{position:absolute;inset:0;width:100%;background:#8eb8ef;transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}.calculator-ticks{position:absolute;right:0;bottom:10px;left:0;height:43px}.calculator-tick{position:absolute;bottom:0;width:1px;height:17px;background:#53677e;transform:translateX(-50%)}.calculator-tick.mid{height:27px}.calculator-tick.major{height:37px;width:2px;background:#314a67}.calculator-labels{position:absolute;top:8px;right:0;left:0;height:18px;color:#3b5067;font-size:.68rem;font-variant-numeric:tabular-nums;font-weight:760;pointer-events:none}.calculator-scale-label{position:absolute;top:0;transform:translateX(-50%)}.calculator-units-label{position:absolute;right:15px;bottom:19px;color:#3a4e65;font-size:.52rem;font-weight:820}.calculator-marker{position:absolute;z-index:4;top:-14px;bottom:-14px;left:0;width:3px;background:var(--calc-blue);transition:left .2s ease-out}.calculator-marker::before{position:absolute;top:-33px;left:50%;min-width:36px;padding:6px 7px;color:#fff;background:var(--calc-blue);border-radius:5px;font-size:.68rem;font-weight:800;line-height:1;content:attr(data-units);transform:translateX(-50%)}.calculator-marker::after{position:absolute;top:-10px;left:50%;border-top:7px solid var(--calc-blue);border-right:6px solid transparent;border-left:6px solid transparent;content:"";transform:translateX(-50%)}.calculator-plunger{position:relative;height:112px}.calculator-stopper{position:absolute;z-index:3;top:17px;left:-11px;width:14px;height:78px;background:#7e8995;border-radius:1px}.calculator-flange{position:absolute;z-index:2;top:0;left:2px;width:10px;height:112px;background:#f8fafc;border:1px solid #aeb9c4;border-radius:2px}.calculator-rod{position:absolute;top:54px;right:8px;left:12px;height:3px;background:#aeb9c4}.calculator-rod::before{position:absolute;top:-17px;left:0;width:42px;height:37px;background:#eef2f5;border:1px solid #aeb9c4;border-radius:2px;content:""}.calculator-thumb{position:absolute;top:15px;right:0;width:10px;height:82px;background:#f8fafc;border:1px solid #aeb9c4;border-radius:2px}.calculator-volume-readout{margin:7px 0 0;color:var(--calc-blue);font-size:1.1rem;font-weight:780}.calculator-result-values{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:auto;padding-top:22px;border-top:1px solid var(--calc-line);text-align:left}.calculator-result-values div{min-width:0}.calculator-result-values span{display:block;color:#728093;font-size:.68rem;font-weight:780;letter-spacing:.05em;text-transform:uppercase}.calculator-result-values strong{display:block;margin-top:5px;color:#253445;font-size:.96rem;line-height:1.3}.calculator-result-values div:last-child strong{color:var(--calc-blue)}.calculator-result-note{margin:13px 0 0;color:#728093;font-size:.75rem;line-height:1.45;text-align:left}
.calculator-explainer{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:58px;padding:64px 0}.calculator-explainer h2{margin:0 0 12px;color:var(--calc-ink);font-size:clamp(1.65rem,3vw,2.2rem);letter-spacing:-.035em}.calculator-explainer p{max-width:70ch;margin:0;color:var(--calc-muted);line-height:1.62}.calculator-explainer .formula{margin:20px 0;padding:15px 18px;color:var(--calc-blue-deep);background:var(--calc-blue-soft);border:1px solid #bed2f1;border-radius:8px;font-weight:760}.calculator-route{align-self:start;padding:23px 0;border-top:2px solid var(--calc-blue);border-bottom:1px solid var(--calc-line)}.calculator-route h2{font-size:1.08rem}.calculator-route a{color:var(--calc-blue);font-weight:760}.calculator-faq{padding:0 0 64px}.calculator-faq h2{margin:0 0 18px;color:var(--calc-ink);font-size:clamp(1.65rem,3vw,2.2rem);letter-spacing:-.035em}.calculator-faq details{border-top:1px solid var(--calc-line)}.calculator-faq details:last-child{border-bottom:1px solid var(--calc-line)}.calculator-faq summary{position:relative;padding:18px 42px 18px 0;color:var(--calc-ink);font-weight:760;cursor:pointer;list-style:none}.calculator-faq summary::-webkit-details-marker{display:none}.calculator-faq summary::after{position:absolute;right:8px;color:var(--calc-blue);font-size:1.4rem;font-weight:400;content:"+"}.calculator-faq details[open] summary::after{content:"−"}.calculator-faq details p{max-width:75ch;margin:0;padding:0 0 20px;color:var(--calc-muted);line-height:1.6}.calculator-disclaimer{padding:18px 0;background:transparent;border-top:1px solid var(--calc-line)}.calculator-disclaimer p{max-width:none;margin:0;color:#555;font-size:.9375rem;line-height:1.55}.calculator-disclaimer strong{color:#555;font-weight:760}.calculator-page footer{padding:24px 0;background:#101720;color:#b8c2cf;font-size:.86rem}.calculator-page .footer-wrap{display:flex;justify-content:space-between;gap:20px}.calculator-page footer a{color:#dce6f4}
@media(max-width:980px){.calculator-shell{grid-template-columns:1fr}.calculator-form-panel{border-right:0;border-bottom:1px solid var(--calc-line)}.calculator-result-panel{min-height:470px}.calculator-explainer{grid-template-columns:1fr;gap:32px}.calculator-route{max-width:580px}}
@media(max-width:700px){.calculator-page .container{width:min(100% - 32px,1220px)}.calculator-page .site-header{height:62px}.calculator-page .nav-wrap{gap:12px}.calculator-page .brand{font-size:1rem}.calculator-main{padding:16px 0 48px}.calculator-page .crumbs{margin-bottom:22px}.calculator-page h1{font-size:2.25rem}.calculator-page .tool-intro{font-size:.94rem}.calculator-shell{margin-top:28px}.calculator-form-panel,.calculator-result-panel{padding:23px 18px}.calculator-result-panel{min-height:430px}.calculator-syringe-body{grid-template-columns:53px minmax(0,1fr) 70px;height:88px}.calculator-needle{height:36px}.calculator-needle::before{width:34px;height:3px}.calculator-needle::after{width:23px;height:22px}.calculator-barrel{height:58px;border-width:2px}.calculator-scale{right:47px;left:6px}.calculator-ticks{bottom:7px;height:31px}.calculator-tick{height:12px}.calculator-tick.mid{height:19px}.calculator-tick.major{height:27px}.calculator-labels{top:6px;font-size:.54rem}.calculator-units-label{right:8px;bottom:12px;font-size:.43rem}.calculator-marker{top:-11px;bottom:-11px}.calculator-marker::before{top:-28px;padding:5px 6px;font-size:.6rem}.calculator-marker::after{top:-8px}.calculator-plunger{height:78px}.calculator-stopper{top:12px;left:-8px;width:10px;height:54px}.calculator-flange{top:2px;width:8px;height:73px}.calculator-rod{top:38px;right:6px;left:8px;height:2px}.calculator-rod::before{top:-12px;width:27px;height:27px}.calculator-thumb{top:12px;width:8px;height:54px}.calculator-result-values{grid-template-columns:1fr;gap:10px}.calculator-result-values div{display:flex;align-items:baseline;justify-content:space-between;gap:16px}.calculator-result-values strong{margin:0;text-align:right}.calculator-explainer{padding:48px 0}.calculator-faq{padding-bottom:48px}.calculator-page .footer-wrap{display:block}.calculator-page .footer-wrap a{display:inline-block;margin-top:8px}}
.calculator-dosage-page .tool-intro{max-width:none}.calculator-dosage-page .calculator-result-panel.has-calculation h2{font-size:clamp(1.8rem,3vw,2.55rem)}.calculator-dosage-page .calculator-result-panel.has-calculation .calculator-result-line{font-size:clamp(1.2rem,2vw,1.35rem)}.calculator-dosage-page .calculator-result-values small{display:block;margin-top:7px;color:#728093;font-size:.72rem;line-height:1.4}.calculator-dosage-page .calculator-result-note:empty{display:none}@media(max-width:700px){.calculator-dosage-page .calculator-result-values div{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:16px}.calculator-dosage-page .calculator-result-values small{grid-column:1/-1;margin-top:4px;text-align:right}}
.calculator-marker{width:2px}.calculator-capacity-note{margin:10px 0 0;color:#728093;font-size:.75rem;line-height:1.45}.calculator-planner-page .calculator-result-note{margin-top:26px}.calculator-planner-page .calculator-explainer article h2:nth-of-type(2),.calculator-planner-page .calculator-explainer article h2:nth-of-type(3){margin-top:48px}.calculator-explainer .calculator-guide-link{margin-top:18px}.calculator-explainer .calculator-guide-link a{color:var(--calc-blue);font-weight:760}@media (min-width:981px){.calculator-planner-page .calculator-result-panel{min-height:540px}}
.calculator-quick-chips{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:10px}.calculator-quick-chips button{min-height:44px;padding:8px;color:#516174;background:#f8fafc;border:1px solid var(--calc-border);border-radius:8px;font:inherit;font-size:.86rem;font-weight:760;cursor:pointer}.calculator-quick-chips button:hover,.calculator-quick-chips button.is-active{color:var(--calc-blue);background:var(--calc-blue-soft);border-color:var(--calc-blue)}.calculator-planner-page .calculator-field+.calculator-field{margin-top:24px}.calculator-planner-page .calculator-result-panel.has-calculation h2{font-size:clamp(1.8rem,3vw,2.55rem)}.calculator-planner-page .calculator-result-panel.has-calculation .calculator-result-line{font-size:clamp(1.2rem,2vw,1.4rem)}
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.calculator-dosage-explainer{row-gap:56px}.calculator-dosage-overview{grid-column:1;grid-row:1}.calculator-dosage-explainer .calculator-route{grid-column:2;grid-row:1}.calculator-dosage-reference{grid-column:1/-1}.calculator-formula-steps{display:grid;gap:10px;margin:20px 0;padding:0;list-style:none}.calculator-formula-steps li{padding:14px 16px;background:var(--calc-white);border:1px solid var(--calc-border);border-radius:8px}.calculator-formula-steps span{display:block;color:var(--calc-ink);font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.calculator-formula-steps p{max-width:none;margin:5px 0 0;color:#253445;font-size:.93rem;line-height:1.5}.calculator-formula-steps strong{color:var(--calc-blue-deep)}.calculator-worked-examples,.calculator-measurements{margin-top:48px}.calculator-dosage-reference .calculator-worked-examples{margin-top:0}.calculator-worked-examples h2,.calculator-measurements h2{margin-bottom:18px}.calculator-example-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));overflow:hidden;border:1px solid var(--calc-border);border-radius:9px;background:var(--calc-white)}.calculator-example-card{display:flex;min-width:0;padding:20px 22px;flex-direction:column;border-right:1px solid var(--calc-border)}.calculator-example-card:last-child{border-right:0}.calculator-example-card h3{margin:0;color:var(--calc-ink);font-size:1rem;letter-spacing:-.02em;line-height:1.35}.calculator-example-card ul{display:grid;gap:7px;margin:14px 0 0;padding:0;color:var(--calc-muted);font-size:.84rem;line-height:1.45;list-style:none}.calculator-example-card li strong{color:#2c3949}.calculator-example-card .calculator-example-note{margin:18px 0 0;color:#728093;font-size:.72rem;line-height:1.45}.calculator-dosage-reference .calculator-example-context,.calculator-dosage-reference .calculator-measurements>p,.calculator-dosage-reference>p{max-width:none}.calculator-example-context{display:grid;gap:16px;margin-top:22px!important}.calculator-dosage-reference .calculator-example-context p{max-width:none}.calculator-dosage-reference .calculator-measurements p+p{margin-top:16px}.calculator-dosage-reference>.calculator-guide-link{margin-top:18px}@media(max-width:980px){.calculator-dosage-overview,.calculator-dosage-reference,.calculator-dosage-explainer .calculator-route{grid-column:auto;grid-row:auto}.calculator-example-grid{grid-template-columns:1fr}.calculator-example-card{border-right:0;border-bottom:1px solid var(--calc-border)}.calculator-example-card:last-child{border-bottom:0}}@media(max-width:700px){.calculator-formula-steps li{padding:13px 14px}.calculator-worked-examples,.calculator-measurements{margin-top:34px}}
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