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#dde5ec;border-radius:7px;background:white}.calc-metric.primary{grid-column:1/-1;border-color:#9eb7cd;background:#f0f5fa}.calc-metric>span{font-size:11px;font-weight:600;color:#526576}.calc-metric strong{display:block;font-size:28px;letter-spacing:-.8px;line-height:1.25;padding:7px 0;color:#243e58}.calc-metric.primary strong{font-size:40px}.calc-metric small{font-size:16px;font-weight:500;letter-spacing:0}.calc-metric p{font-size:10px;line-height:1.5;margin:0;color:#667888}.calc-diagram{margin:18px 0 12px}.calc-diagram svg{display:block;width:100%;height:auto;border:1px solid #dde5ec;border-radius:8px;background:white}.calc-diagram figcaption{text-align:center;font-size:10px;color:#708090;padding:7px 0}.calc-warnings{font-size:11px;line-height:1.6;color:#655848}.calc-warnings p{padding:8px 12px;background:#f8f4ed;border-radius:4px;margin:0 0 8px}.calc-export{display:flex;flex-wrap:wrap;gap:7px;margin:16px 0 10px}.calc-export button{font-size:11px;padding:8px 10px}.calc-export 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select{font-size:10px;height:36px;margin-top:5px;padding:0 5px}.calc-row-remove{width:28px;height:36px;border:0;border-radius:4px;background:transparent;cursor:pointer;font-size:18px;color:#7b8c9c}.calc-row-remove:hover{background:#eef2f6;color:#893333}.calc-add{padding:10px 0 0;font:inherit;font-size:11px;color:#426585;background:none;border:0;cursor:pointer}.calc-method{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin-top:52px;padding-top:34px;border-top:1px solid #dce4eb}.calc-method h2{font-size:20px;letter-spacing:-.3px;margin:0 0 23px}.calc-method h3{font-size:12px;font-weight:650;margin:18px 0 7px}.calc-method p,.calc-method li{font-size:12px;line-height:1.8;color:#647280}.calc-method ul{padding-left:18px;margin:0}.calc-method li{margin-bottom:12px}.calc-method .calc-scope{padding:14px 18px;border-left:2px solid #aabccd;background:#f6f8fa;font-size:11px}.calc-comparison{padding:14px;margin:14px 0;background:white;border:1px solid #ccdae6;border-radius:6px}.calc-comparison-title{display:flex;align-items:center;justify-content:space-between}.calc-comparison-title h3{font-size:12px;margin:0 0 10px}.calc-comparison-title button{background:none;border:0;color:#6d8193;font-size:20px;cursor:pointer}.calc-comparison th{text-align:left;font-weight:500;font-size:10px}.calc-comparison td{text-align:right;font-size:10px}.calc-comparison th,.calc-comparison td{padding:8px 5px}.tools-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:45px 0 0}.tool-card{display:block;border:1px solid #d9e3ec;border-radius:8px;padding:28px;text-decoration:none;transition:border-color .15s,transform .15s}.tool-card:hover{border-color:#7594b2;transform:translateY(-2px)}.tool-card h2{font-size:24px;line-height:1.3;letter-spacing:-.5px;margin:20px 0 13px}.tool-card p{font-size:13px;line-height:1.7;color:#697783;margin:0 0 23px}.tool-hub-copy{max-width:790px}.tool-hub-copy h2{font-size:24px;margin:0 0 18px}.tool-hub-copy p{font-size:15px;line-height:1.8;color:#63717d;margin:0 0 30px}
@media(max-width:900px){.calc-layout{grid-template-columns:1fr 1fr;gap:17px}.calc-group{padding:20px 17px}.calc-result{padding:21px 18px 10px}.calc-fields{gap:16px 11px}.calc-metrics{gap:9px}.calc-metric{padding:12px}.calc-metric strong{font-size:24px}.calc-method{gap:28px}.calc-number input{font-size:14px}.calc-step{min-width:24px}.tool-index-link{display:none}.calc-live{display:none}}
@media(max-width:680px){.tool-hero{padding:12px 0 17px}.tool-heading h1{font-size:32px;letter-spacing:-1px}.tool-heading p{font-size:14px}.calc-layout{grid-template-columns:1fr;gap:18px}.calc-form{order:0}.calc-result{order:1}.calc-presets{gap:6px}.calc-presets>span{width:100%}.calc-presets button{font-size:11px;padding:8px 10px}.calc-group{padding:19px}.calc-fields{gap:15px}.calc-number input{font-size:16px}.calc-step{min-width:29px}.calc-method{grid-template-columns:1fr;gap:22px;margin-top:35px}.calc-metric.primary strong{font-size:36px}.calc-method h2{font-size:22px}.tools-grid{grid-template-columns:1fr;gap:14px;margin-top:29px}.tool-card{padding:23px}.tool-card h2{font-size:23px}.calc-presets .calc-reset{padding-left:5px;padding-right:5px}.calc-result-header h2{font-size:20px}.calc-live{display:flex;font-size:9px}.calc-compare-button{padding:11px 7px}}
.calc-step{min-width:44px;min-height:44px}.calc-number input{padding-left:0}.calc-number:has(input[data-field=concretePrice]),.calc-number:has(input[data-field=coverPrice]){flex-wrap:nowrap}.calc-hint{font-size:12px;line-height:1.65}.calc-metric>span,.calc-metric p,.calc-diagram figcaption{font-size:12px}.calc-status,.calc-warnings,.calc-export button,.calc-compare-button{font-size:12px}.calc-export button,.calc-compare-button,.calc-presets button{min-height:44px}.calc-breakdown table{font-size:13px}.calc-breakdown small,.calc-comparison small{font-size:11px}.calc-row-field{font-size:12px}.calc-row-field input{font-size:15px;min-height:44px}.calc-row-field select{font-size:12px;height:44px}.calc-row-remove{width:40px;height:44px}.calc-custom-row{grid-template-columns:1fr 1fr 40px}.calc-custom-row.opening-row{grid-template-columns:1fr 1fr .7fr 40px}.calc-add{font-size:12px;min-height:44px}.calc-mobile-summary{display:none}.calc-result{scroll-margin-top:95px}.calc-unit{padding:0 3px;font-size:10px}
.calc-print-inputs{display:none}
.calc-price-link{font:inherit;font-size:12px;color:#355b7e;text-decoration:underline;text-underline-offset:4px;min-height:44px;border:0;background:none;padding:8px 0;cursor:pointer}.calc-metric p,.calc-diagram figcaption,.calc-breakdown small,.calc-breakdown td span,.calc-comparison small,.calc-row-field,.calc-row-name input,.calc-hint{color:#586a79}
@media(max-width:900px){.calc-step{min-width:36px}.calc-fields{grid-template-columns:1fr}.calc-field:has(select){grid-column:auto}}
@media(max-width:680px){.calc-step{min-width:44px}.calc-fields{grid-template-columns:1fr 1fr;gap:16px 12px}.calc-field:has(select){grid-column:1/-1}.calc-field label{font-size:12px}.calc-number input{font-size:15px}.calc-unit{font-size:10px;padding-right:0}.calc-number{min-width:0}.calc-group{padding:18px 15px}.calc-mobile-summary{display:flex;position:fixed;z-index:30;bottom:10px;left:16px;right:16px;padding:13px 17px;min-height:48px;justify-content:space-between;align-items:center;gap:15px;background:#2d4d6e;color:white;border:1px solid #567591;border-radius:7px;box-shadow:0 5px 18px #203d5730;font:inherit;font-size:13px;cursor:pointer}.calc-mobile-summary [data-mobile-result]{font-weight:700}.tool-workspace{padding-bottom:80px}.calc-export button{flex:1 0 42%}.calc-live{font-size:10px}.calc-row-name input{font-size:13px}.calc-row-field input{font-size:16px}.calc-breakdown th{width:65%}}
@media(max-width:390px){.calc-fields{grid-template-columns:1fr}.calc-field:has(select){grid-column:auto}.calc-custom-row.opening-row{grid-template-columns:1fr 1fr 40px}.opening-row .calc-row-field:nth-last-of-type(1){grid-column:1/3}.calc-custom-row.opening-row .calc-row-remove{grid-column:3;grid-row:3}}
@media print{.calc-print-inputs{display:block;margin-top:22px;break-before:auto}.calc-print-inputs h2{font-size:17px;margin-bottom:14px}.calc-print-inputs table{width:100%;border-collapse:collapse;font-size:10px}.calc-print-inputs th,.calc-print-inputs td{text-align:left;border-top:1px solid #dce4eb;padding:7px 10px}.calc-print-inputs th{font-weight:500;width:48%}.calc-print-inputs tr{break-inside:avoid}}
@media(max-width:680px){body:has([data-calculator]) .site-footer{padding-bottom:80px}}
@media print{.calc-price-link{display:none!important}}
@page{size:A4;margin:12mm}
@media print{.breadcrumbs,.tool-eyebrow{display:none!important}.calc-metric p,.calc-diagram figcaption,.calc-warnings,.calc-breakdown table,.calc-breakdown small,.calc-breakdown td span,.calc-print-inputs table,.calc-method p,.calc-method li,.calc-method h3{font-size:12px!important}.calc-breakdown small,.calc-breakdown td span,.calc-method p,.calc-method li{color:#455867}.calc-breakdown th,.calc-breakdown td{padding-top:9px;padding-bottom:9px}.calc-print-inputs h2{break-after:avoid}}
@media print{.site-header,.site-footer,.calc-presets,.calc-form,.calc-export,.calc-compare-button,.calc-mobile-summary,.registration-section,.related-section,.tool-index-link,.skip-link{display:none!important}.tool-hero{padding:0 0 20px}.container{width:100%;max-width:none}.tool-heading h1{font-size:27px}.tool-heading p{font-size:11px}.calc-layout{display:block}.calc-result{border:0;padding:0;background:white}.calc-metric{break-inside:avoid}.calc-result-header,.calc-diagram,.calc-warnings,.calc-breakdown{break-inside:avoid}.calc-diagram{max-width:550px;margin:15px auto}.calc-status{display:none}.calc-method{display:block;margin-top:22px}.calc-method section{break-inside:avoid;margin-bottom:20px}.calc-method h2{font-size:17px}.calc-method p,.calc-method li{font-size:10px}.tool-workspace{padding-bottom:0}.calc-comparison button{display:none}.calc-breakdown table{font-size:10px}.calc-diagram svg{max-height:230px}.calc-metrics{grid-template-columns:1fr 1fr 1fr}.calc-metric.primary{grid-column:auto}.calc-metric.primary strong,.calc-metric strong{font-size:25px}}