.preservative-calculators{max-width:1320px;margin:auto;padding:20px 0 48px;line-height:1.65;color:#203b2f}.preservative-calculators h1{font-size:clamp(28px,3vw,44px);line-height:1.18;max-width:950px;margin:12px 0 20px}.preservative-calculators h2{font-size:clamp(22px,2.2vw,30px);line-height:1.3;margin:0 0 18px}.preservative-calculators h3{font-size:19px;line-height:1.45;margin:0 0 16px}.preservative-calculators p{margin:12px 0 18px}.calc-intro{padding:28px 0 32px;max-width:1050px}.calc-eyebrow{text-transform:uppercase;letter-spacing:.09em;color:#668875;font-size:12px;font-weight:750}.calc-links{display:flex;flex-wrap:wrap;gap:12px 24px;margin:24px 0}.calc-links a{font-weight:650}.calc-panel,.calc-gate{background:#fff;border:1px solid #dce5de;border-radius:16px;padding:28px;margin:28px 0;scroll-margin-top:20px}.calc-gate{background:#edf6ee;border-color:#b9d3be}.calc-fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:24px 0}.calc-fields>div{min-width:0}.calc-fields label{display:block;font-size:14px;font-weight:700;line-height:1.4;margin-bottom:9px}.calc-fields input,.calc-fields select{width:100%;min-width:0;box-sizing:border-box;padding:11px 12px;border:1px solid #b6c9bc;border-radius:8px;background:#fff;min-height:46px;color:#203b2f}.calc-fields .helptext{display:block;font-size:12px;line-height:1.5;color:#617267;margin-top:8px}.calc-fields .calc-submit{grid-column:1/-1}.preservative-calculators button,.calc-gate .button{background:#246342;color:#fff;border:0;border-radius:8px;padding:13px 22px;min-height:46px;font:inherit;font-weight:700;cursor:pointer;display:inline-block}.calc-products{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;margin:24px 0 36px}.calc-product{min-width:0;border:1px solid #dce5de;background:#fff;padding:24px;border-radius:14px;display:flex;flex-direction:column;gap:4px}.calc-product .calc-card-body>details{margin-top:auto}.calc-product details summary,.calc-panel details summary{cursor:pointer;font-weight:700;padding:16px 0;border-top:1px solid #e3ebe4}.calc-details{padding:4px 0 12px}.calc-table-wrap{overflow-x:auto}.calc-details table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.5}.calc-details th,.calc-details td{padding:9px;text-align:left;border-bottom:1px solid #e1e8e2}.calc-details th{background:#f0f5f1}.calc-result-strip{background:#eef5ef;padding:16px;border-radius:9px;display:flex;flex-wrap:wrap;gap:18px}.calc-result-strip>div{flex:1;min-width:130px}.calc-result-strip span{display:block;font-size:12px;color:#5b7061}.calc-result-strip strong{font-size:20px;color:#245d3c;line-height:1.4;display:block;margin-top:6px}.calc-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 22px;margin:22px 0}.calc-metrics>div{min-width:0}.calc-metrics dt{font-size:12px;color:#617267;line-height:1.5}.calc-metrics dd{font-weight:750;font-size:18px;margin:6px 0;overflow-wrap:anywhere}.calc-hint{font-size:12px;color:#617267}.calc-warning{border-left:4px solid #bd8d31;background:#fff6df;padding:18px 22px;border-radius:8px;margin:24px 0}.calc-warning p{margin-bottom:0}.calc-tank-result{padding:24px;border-radius:12px;background:#eef5ef;margin-top:24px}.calc-books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 26px;margin:24px 0}.calc-books article{padding:16px;background:#f2f6f2;border-radius:8px}.calc-books a{font-weight:700}.calc-books p{font-size:12px;color:#617267;margin:8px 0 0}.calc-all-books{padding-left:22px}.calc-all-books li{margin:12px 0}.preservative-calculators .errorlist{color:#a22222;font-size:13px;padding-left:20px}.preservative-calculators :focus-visible{outline:3px solid #daaf37;outline-offset:3px}#preservatives,#tank,#library{scroll-margin-top:24px}@media(max-width:900px){.calc-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.calc-products{grid-template-columns:1fr}}@media(max-width:600px){.preservative-calculators{padding-top:4px}.calc-panel,.calc-gate,.calc-product{padding:20px}.calc-fields,.calc-books{grid-template-columns:1fr}.calc-metrics{gap:18px 12px}.calc-tank-result{padding:16px}.calc-result-strip strong{font-size:18px}.calc-gate .button{margin-bottom:14px}}
.preservative-calculators > .calc-intro{display:block;position:static;min-height:0;max-width:1050px;margin:0;padding:28px 0 32px;background:none;border:0}.preservative-calculators > .calc-intro .calc-links{display:flex;gap:12px 24px}.preservative-calculators > .calc-intro h1{font-size:clamp(28px,3vw,44px);line-height:1.18;margin:12px 0 20px}
.preservative-calculators{padding-top:10px;line-height:1.5}.preservative-calculators p{margin:8px 0 12px}.preservative-calculators h2{font-size:24px;margin-bottom:12px}.preservative-calculators h3{font-size:16px;line-height:1.4;margin-bottom:8px}.preservative-calculators > .calc-intro{padding:14px 0 18px}.preservative-calculators > .calc-intro h1{font-size:clamp(26px,2.5vw,34px);margin:8px 0 12px}.calc-links{margin:14px 0;gap:8px 18px}.calc-panel,.calc-gate{padding:20px;margin:18px 0;border-radius:12px}.calc-products{gap:14px;margin:16px 0 22px}.calc-product{padding:16px;gap:2px;border-radius:10px}.calc-product>p{font-size:13px;margin:6px 0 10px}.calc-product details summary,.calc-panel details summary{padding:10px 0;font-size:13px}.calc-result-strip{padding:12px;gap:10px}.calc-result-strip>div{min-width:100px}.calc-result-strip strong{font-size:18px;margin-top:3px}.calc-metrics{gap:10px 12px;margin:14px 0}.calc-metrics dt{font-size:11px}.calc-metrics dd{font-size:16px;margin:3px 0}.calc-fields{gap:14px;margin:18px 0}.calc-fields label{margin-bottom:6px}.calc-fields .helptext{margin-top:5px}.calc-tank-result{padding:18px;margin-top:18px}.calc-books{gap:12px 16px;margin:16px 0}.calc-books article{padding:12px}.calc-books p{margin:6px 0 0}.calc-warning{padding:14px 18px;margin:18px 0}@media(min-width:1200px){.calc-products{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:600px){.calc-panel,.calc-gate,.calc-product{padding:14px}.preservative-calculators h2{font-size:21px}.calc-metrics{gap:10px}.calc-fields{gap:12px}.calc-result-strip strong{font-size:17px}}
.calc-product-heading{display:grid;grid-template-columns:76px minmax(0,1fr);gap:12px;align-items:center;margin-bottom:6px}.calc-product-heading h3{margin:0}.calc-product-photo{width:76px;height:80px;background:#fff;display:flex;align-items:center;justify-content:center;border:1px solid #e4eae5;border-radius:8px;overflow:hidden}.calc-product-photo img{display:block;width:100%;height:100%;object-fit:contain}.calc-group-label{grid-column:1/-1;margin:10px 0 0!important}.calc-fields>div:last-child{align-self:end}@media(max-width:600px){.calc-product-heading{grid-template-columns:64px minmax(0,1fr);gap:10px}.calc-product-photo{width:64px;height:72px}}
.preservative-calculators{max-width:none;width:100%;box-sizing:border-box}.preservative-calculators > .calc-intro{max-width:none}.calc-product-heading{grid-template-columns:64px minmax(0,1fr);gap:10px}.calc-product-photo{width:64px;height:76px}@media(min-width:1200px){.calc-products{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(min-width:1000px) and (max-width:1199px){.calc-products{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(min-width:700px) and (max-width:999px){.calc-products{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:699px){.calc-products{grid-template-columns:1fr}}
.calc-product .calc-card-body>details>summary{list-style:none;display:flex;align-items:center;gap:9px}.calc-product .calc-card-body>details>summary::marker{content:""}.calc-product .calc-card-body>details>summary::-webkit-details-marker{display:none}.calc-product .calc-card-body>details>summary::before{content:"+";display:inline-flex;align-items:center;justify-content:center;width:20px;height:22px;flex:0 0 20px;color:#246342;font-size:22px;font-weight:600;line-height:1}.calc-product .calc-card-body>details[open]>summary::before{content:"−"}
.preservative-table-wrap{overflow-x:auto;margin:12px 0 18px;border:1px solid #dbe6dd;border-radius:10px}.preservative-application table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.5}.preservative-application caption{text-align:left;font-weight:700;padding:12px 14px;background:#f1f7f3;color:#214c39}.preservative-application th,.preservative-application td{padding:10px 14px;text-align:left;border-bottom:1px solid #e2ebe5;vertical-align:top}.preservative-application thead th{background:#e8f2eb;font-size:13px}.preservative-application tbody th{font-weight:500}.preservative-application tbody tr:nth-child(even){background:#f8fbf9}.preservative-application tr:last-child>*{border-bottom:0}.preservative-application th:first-child{min-width:160px}.preservative-summary{padding:12px 14px;margin:12px 0;border:1px solid #dce7df;border-radius:10px;background:#f6faf7}.preservative-summary p{margin:6px 0}.preservative-summary summary{cursor:pointer}.preservative-summary ul{padding-left:20px}.calc-bacteria-summary{font-size:12px;line-height:1.45}.calc-bacteria-economics{font-size:12px;padding:8px 0;border-top:1px solid #dce6de}.calc-bacteria-economics p{margin:3px 0}@media(max-width:600px){.preservative-application th,.preservative-application td{padding:8px;font-size:12px}.preservative-application th:first-child{min-width:120px}.preservative-application h2{font-size:20px}}

/* Align each row to its tallest overview; result strips share one grid line. */
@supports (grid-template-rows:subgrid){.calc-products>.calc-product{display:grid;grid-template-rows:subgrid;grid-row:span 2;row-gap:0}.calc-products{row-gap:14px}.calc-card-overview{min-width:0;padding-bottom:8px}.calc-card-body{display:flex;flex-direction:column;gap:2px;min-width:0}.calc-card-body>details{margin-top:auto}.calc-card-body>.calc-result-strip{margin-top:0}}
.calc-card-overview>p{font-size:13px;margin:6px 0 10px}.calc-card-body>p{font-size:12px;margin:6px 0 10px}.calc-card-overview>.calc-hint{display:block}.calc-card-body>.calc-result-strip{box-sizing:border-box;width:100%}.preservative-composition td{font-variant-numeric:tabular-nums}.preservative-composition td:nth-child(2){white-space:nowrap}@media(max-width:600px){.preservative-composition th:first-child{min-width:130px;overflow-wrap:anywhere}.preservative-composition th,.preservative-composition td{padding:8px 6px}}

.calc-details .preservative-composition table{font-size:11px;table-layout:fixed}.calc-details .preservative-composition th,.calc-details .preservative-composition td{padding:6px 5px;font-size:11px;overflow-wrap:anywhere}.calc-details .preservative-composition th:first-child{width:44%;min-width:0}.calc-details .preservative-composition td:nth-child(2){white-space:normal}.calc-details .preservative-composition caption{padding:8px;font-size:12px}.calc-details .preservative-composition .preservative-table-wrap{margin:6px 0 8px}.calc-details .preservative-composition p{font-size:11px;line-height:1.45;margin:6px 0 9px}

.calc-gate-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 20px;margin-top:14px}.calc-gate .calc-gate-actions .button{margin:0}.calc-gate-actions>a{max-width:100%;overflow-wrap:anywhere}

#cost.calc-panel{padding:16px;margin:14px 0}#cost .calc-eyebrow{margin:0 0 4px}#cost h2{font-size:22px;margin:0 0 10px}#cost .calc-fields{gap:10px 12px;margin:10px 0;align-items:end}#cost .calc-fields>div{margin:0;padding:0;min-width:0}#cost .calc-fields label{font-size:12px;line-height:1.35;margin:0 0 4px}#cost .calc-fields input,#cost .calc-fields select{height:40px;min-height:40px;padding:8px 10px;font-size:13px;line-height:20px}#cost .calc-submit{grid-column:auto;align-self:end}#cost .calc-submit button{width:100%;height:40px;min-height:40px;padding:8px 14px;font-size:13px;line-height:20px;white-space:nowrap}#cost>.calc-hint{font-size:11px;margin:8px 0 0;line-height:1.4}@media(min-width:1280px){#cost .calc-fields{grid-template-columns:minmax(150px,1.2fr) minmax(110px,.8fr) minmax(100px,.6fr) minmax(110px,.7fr) minmax(190px,1.5fr) auto}}@media(max-width:600px){#cost.calc-panel{padding:14px}#cost h2{font-size:20px}#cost .calc-fields{gap:10px}#cost .calc-submit{grid-column:1/-1}}

#cost .calc-fields .enhanced-select{margin:0;min-height:0}#cost .calc-fields .select-trigger{height:40px;min-height:40px;margin:0;padding:8px 10px;font-size:13px;line-height:20px;box-sizing:border-box;overflow:hidden}#cost .calc-fields input,#cost .calc-fields select{margin:0}#cost .calc-fields .select-trigger span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#cost .calc-fields label{min-height:17px}#cost .calc-fields .calc-submit{padding:0;margin:0}

#cost .calc-fields .enhanced-select{margin:0;min-height:0}#cost .calc-fields .select-trigger{height:40px;min-height:40px;margin:0;padding:8px 10px;font-size:13px;line-height:20px;box-sizing:border-box;overflow:hidden}#cost .calc-fields input,#cost .calc-fields select{margin:0}#cost .calc-fields .select-trigger span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#cost .calc-fields label{min-height:17px}
.instruction-downloads{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:12px 0}.instruction-copy{max-width:1050px;font-size:14px;line-height:1.6}.instruction-copy h3{font-size:18px;margin:22px 0 8px;color:#214c39}.instruction-copy p{margin:8px 0 12px}.instruction-copy table{width:100%;border-collapse:collapse;font-size:13px;line-height:1.45}.instruction-copy th,.instruction-copy td{padding:9px 12px;border-bottom:1px solid #e1e9e3;text-align:left;vertical-align:top}.instruction-copy th{background:#e8f2eb}.preservative-compare-link{padding:14px 16px;background:#f1f7f3;border-radius:10px;line-height:1.6}.calc-embedded{padding:0 0 8px!important}.calc-embedded .calc-products{grid-template-columns:minmax(0,1fr)!important}.calc-embedded .calc-group-label{display:none}.calc-embedded #cost .calc-fields,.calc-embedded .calc-tank-fields{grid-template-columns:repeat(2,minmax(0,1fr))!important}.calc-embedded #cost .calc-submit{grid-column:1/-1}.calc-embedded .calc-panel{margin:8px 0;padding:14px}.calc-embedded #preservatives{padding-top:8px}.calc-embedded .calc-product-heading{grid-template-columns:54px minmax(0,1fr)}.calc-embedded .calc-product-photo{width:54px;height:64px}.calc-embedded .calc-card-overview{padding-bottom:5px}@media(max-width:600px){.calc-embedded #cost .calc-fields,.calc-embedded .calc-tank-fields{grid-template-columns:minmax(0,1fr)!important}.instruction-downloads a{width:100%;text-align:center}}

.product-preservative-calculator [data-preservative-calculator]{display:block;width:100%;min-width:0;min-height:100px}.preservative-calc-status{padding:14px 16px;background:#f1f7f3;border-radius:9px}.product-preservative-calculator [data-preservative-calculator][aria-busy="true"]{opacity:.7}.calc-frame-document{margin:0;padding:0;background:#fff;font:14px/1.5 Arial,sans-serif}.calc-frame-document *{box-sizing:border-box}.calc-frame-document a{color:#246342}.calc-frame-document label{display:block}

.calc-embedded #cost.calc-panel,.calc-embedded #tank.calc-panel{border:0;box-shadow:none;border-radius:0;background:transparent;padding:0;margin:0}.calc-embedded #cost.calc-panel{margin-bottom:18px}.calc-embedded .calc-eyebrow{display:none}.calc-embedded #cost h2,.calc-embedded #tank h2,.calc-embedded #preservatives>h2{font-size:20px;line-height:1.3;margin:0 0 10px}.calc-embedded #preservatives{padding:0;margin:0;min-width:0}.calc-embedded #preservatives>p{font-size:12px;margin:0 0 10px}.calc-embedded .calc-products{display:block;margin:10px 0 0}.calc-embedded .calc-product{display:flex;grid-row:auto;border:0;border-radius:0;box-shadow:none;padding:0;background:transparent}.calc-embedded #tank{min-width:0;align-self:start}.calc-embedded #tank .calc-fields{gap:10px 12px;margin:12px 0;align-items:end}.calc-embedded #tank .calc-fields>div{margin:0;min-width:0}.calc-embedded #tank .calc-fields label{font-size:12px;line-height:1.4;margin:0 0 4px}.calc-embedded #tank .calc-fields input,.calc-embedded #tank .calc-fields select{height:40px;min-height:40px;margin:0;padding:8px 10px;font-size:13px}.calc-embedded #tank .calc-fields .helptext{font-size:11px;margin-top:4px}.calc-embedded #tank .calc-submit button{width:100%;min-height:40px;padding:9px 12px;font-size:13px}.calc-embedded #tank>p{font-size:12px;margin:0 0 10px}@media(min-width:1000px){.calc-embedded{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px 24px}.calc-embedded>#cost,.calc-embedded>.calc-warning,.calc-embedded>.calc-gate{grid-column:1/-1}.calc-embedded>#preservatives{grid-column:1}.calc-embedded>#tank{grid-column:2}.calc-embedded #cost .calc-fields{grid-template-columns:minmax(150px,1.2fr) minmax(110px,.8fr) minmax(90px,.6fr) minmax(110px,.7fr) auto!important}.calc-embedded #cost .calc-submit{grid-column:auto}.calc-embedded #cost.calc-panel{margin-bottom:0}}@media(max-width:999px){.calc-embedded #tank.calc-panel{margin-top:22px}}

#tank.calc-panel{padding:16px;margin:14px 0}#tank>.calc-eyebrow{margin:0 0 4px}#tank>h2{font-size:22px;margin:0 0 8px}#tank>p{font-size:12px;line-height:1.45;margin:6px 0 10px}#tank .calc-tank-fields{gap:10px 12px;margin:12px 0 0;align-items:start}#tank .calc-tank-field{min-width:0;margin:0;padding:0}#tank .calc-tank-field>label{font-size:12px;line-height:1.4;min-height:17px;margin:0 0 4px}#tank .calc-tank-field>input,#tank .calc-tank-field>select{height:40px;min-height:40px;padding:8px 10px;margin:0;font-size:13px;line-height:20px}#tank .enhanced-select{margin:0;min-width:0}#tank .select-trigger{display:block;height:40px;min-height:40px;padding:8px 10px;margin:0;font-size:13px;line-height:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#tank .calc-submit{align-self:start;margin:21px 0 0;padding:0}#tank .calc-submit>button{height:40px;min-height:40px;padding:8px 14px;margin:0;font-size:13px;line-height:20px;white-space:nowrap}#tank .calc-tank-field>.helptext{font-size:11px;line-height:1.4;margin:4px 0 0}#tank .calc-tank-advanced{grid-column:1/-1;min-width:0;margin:0}#tank .calc-tank-advanced>summary{display:flex;align-items:center;gap:8px;font-size:12px;line-height:1.4;padding:8px 0;list-style:none}#tank .calc-tank-advanced>summary::-webkit-details-marker{display:none}#tank .calc-tank-advanced>summary::marker{content:''}#tank .calc-tank-advanced>summary::before{content:'+';font-size:18px;color:#246342}#tank .calc-tank-advanced[open]>summary::before{content:'−'}#tank .calc-tank-advanced-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;padding:4px 0}#tank .calc-tank-advanced-fields label{min-height:34px}.calc-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}.preservative-calculators:not(.calc-embedded) #tank .calc-tank-fields{grid-template-columns:repeat(2,minmax(0,1fr))}@media(min-width:1000px){.preservative-calculators:not(.calc-embedded) #tank .calc-tank-fields{grid-template-columns:minmax(240px,1.6fr) repeat(3,minmax(130px,1fr))}.preservative-calculators:not(.calc-embedded) #tank .calc-tank-advanced-fields{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(min-width:1280px){.preservative-calculators:not(.calc-embedded) #tank .calc-tank-fields{grid-template-columns:minmax(260px,2fr) minmax(120px,.65fr) minmax(150px,.8fr) minmax(145px,.8fr) auto}.preservative-calculators:not(.calc-embedded) #tank .calc-submit{grid-column:auto}}@media(max-width:1279px){#tank .calc-submit{margin-top:0}}@media(max-width:600px){.preservative-calculators:not(.calc-embedded) #tank .calc-tank-fields,#tank .calc-tank-advanced-fields{grid-template-columns:minmax(0,1fr)}#tank.calc-panel{padding:14px}#tank>h2{font-size:20px}#tank .calc-tank-advanced-fields label{min-height:17px}#tank .calc-submit{margin:0;grid-column:1/-1}#tank .calc-submit>button{white-space:normal;height:auto}}

.calc-embedded #tank .calc-submit{margin-top:0}