/* Start:/local/calculator/page.css?179348098010283*/
.tc{font-family:Roboto,Arial,sans-serif;color:#0d0c36;padding:15px 0 70px}.tc *{box-sizing:border-box}.tc [hidden]{display:none!important}.tc h1,.tc h2,.tc p{margin:0}.tc-hero{max-width:940px;padding:10px 0 38px}.tc-kicker{font-size:14px;color:#7a8391;margin-bottom:15px!important}.tc h1{font-size:44px;line-height:1.17;font-weight:700;margin-bottom:22px}.tc-hero>p:last-child{font-size:18px;line-height:1.65;color:#616b7b}.tc-layout{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:32px;align-items:start}.tc-inputs{background:white;border:1px solid #e0e2e9;border-radius:10px;padding:0 30px}.tc-step{padding:29px 0;border-bottom:1px solid #e7e8ee;min-width:0}.tc-step--last{border-bottom:0}.tc-step-title{display:flex;gap:13px;align-items:center;margin-bottom:17px}.tc-step-title>span{display:flex;align-items:center;justify-content:center;width:30px;height:30px;min-width:30px;background:#fff0f2;color:#ff1626;font-size:14px;border-radius:50%}.tc h2{font-size:23px;line-height:1.3;font-weight:700}.tc-help{font-size:14px;line-height:1.65;color:#6d7787}.tc-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:20px}.tc-fields--three{grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.tc label{font-size:13px;line-height:1.5;font-weight:500;display:block;min-width:0}.tc input:not([type=hidden]),.tc select{display:block;height:46px;width:100%;min-width:0;padding:10px 12px;border:1px solid #d6d9e3;border-radius:5px;background:#fff;font:15px Roboto,Arial,sans-serif;color:#0d0c36;margin-top:8px}.tc select{appearance:auto;padding-right:7px}.tc input::placeholder{color:#939ba8}.tc input:focus-visible,.tc select:focus-visible,.tc a:focus-visible,.tc button:focus-visible,.tc summary:focus-visible{outline:2px solid #ff1626;outline-offset:3px}.tc input[aria-invalid=true]{border-color:#ff1626}.tc-unit-note{font-size:12px;color:#89919e;line-height:1.6;margin-top:13px!important}.tc-format-note{margin-top:15px!important;font-size:12px}.tc-joints{margin-top:20px;background:#f6f6f8;border-radius:6px;padding:16px}.tc summary{cursor:pointer}.tc-joints>summary{font-size:14px;font-weight:500}.tc-joints>summary span{float:right;color:#7c8595;font-size:13px;font-weight:400}.tc-joints[open]>p{margin-top:16px}.tc-custom{padding:17px;background:#f6f6f8;border-radius:6px}.tc-rows{display:grid;gap:14px;margin-top:20px}.tc-rows:empty{display:none}.tc-row{padding:18px;background:#f6f6f8;border:1px solid #e9eaf0;border-radius:7px}.tc-row-head{display:flex;align-items:center;justify-content:space-between;gap:15px}.tc-row-head strong{font-size:14px}.tc-row-head button{padding:2px 0;border:0;background:none;color:#7d8696;text-decoration:underline;text-underline-offset:3px;font-size:12px;cursor:pointer}.tc-row .tc-fields{margin-top:15px}.tc-add-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:21px}.tc-add-actions button{border:1px solid #d9dce6;background:white;border-radius:5px;padding:10px 13px;font:13px Roboto,Arial,sans-serif;color:#0d0c36;cursor:pointer}.tc-add-actions button:hover{border-color:#ff1626;color:#ff1626}.tc-reserve{display:grid;grid-template-columns:110px minmax(0,1fr);gap:22px;align-items:center}.tc-error{padding:13px 15px;border:1px solid #ffc5cb;background:#fff4f5;border-radius:5px;font-size:14px;color:#a81226;line-height:1.6;margin-top:20px}.tc-btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid #ff1626;background:#ff1626;color:white!important;font:600 15px Roboto,Arial,sans-serif;line-height:1.3;min-height:46px;padding:13px 23px;border-radius:5px;cursor:pointer}.tc-btn:hover{background:#e70e20}.tc-btn:disabled{opacity:.45;cursor:default}.tc-calculate{margin-top:23px}.tc-aside{display:grid;gap:22px;position:sticky;top:25px}.tc-result,.tc-lead-section{border:1px solid #e0e2e9;border-radius:10px;padding:26px;background:white}.tc-result{border-top:3px solid #ff1626}.tc-result h2{font-size:22px}.tc-total{display:flex;align-items:baseline;gap:9px;margin:22px 0 12px!important;line-height:1.1;color:#ff1626}.tc-total>span{font-size:42px;font-weight:700;overflow-wrap:anywhere}.tc-total small{font-size:17px}.tc-breakdown{margin:22px 0 0;border-top:1px solid #eeeef3;padding-top:17px;font-size:12px;line-height:1.6}.tc-breakdown>div{display:flex;justify-content:space-between;gap:20px;margin:10px 0}.tc-breakdown dt{color:#778190}.tc-breakdown dd{margin:0;text-align:right;white-space:nowrap;font-weight:500}.tc-breakdown .tc-net{padding:12px 0;border-top:1px solid #eeeef3;border-bottom:1px solid #eeeef3}.tc-net dt{color:#0d0c36;font-weight:600}.tc-result-formula{background:#f5f5f7;border-radius:5px;font-size:11px;line-height:1.7;padding:11px 12px;margin-top:18px!important;color:#647083;overflow-wrap:anywhere}.tc-disclaimer{color:#8a929f;font-size:11px;line-height:1.6;margin-top:19px!important}.tc-catalog-link{display:block;color:#0d0c36;font-size:13px;margin-top:17px;text-underline-offset:4px}.tc-lead-section h2{font-size:20px;margin-bottom:13px}.tc-lead-section form{margin-top:18px}.tc-lead-section form>label{margin-top:14px}.tc-lead-section .tc-btn{margin-top:18px;width:100%}.tc-consent{font-size:11px;color:#8a929f;line-height:1.6;margin-top:14px!important}.tc-consent a{color:inherit;text-underline-offset:3px}#tc-lead-message{margin-top:15px;padding:12px;background:#f5f5f7;border-radius:5px}.tc-method{margin-top:46px;background:#f5f5f7;padding:33px;border-radius:10px;display:grid;grid-template-columns:.8fr 1.2fr;gap:50px}.tc-method h2{margin-bottom:19px}.tc-method>div>p:not(.tc-kicker){font-size:15px;color:#647083;line-height:1.7}.tc-method a{display:block;color:#0d0c36;font-size:12px;line-height:1.6;margin-top:20px;text-underline-offset:3px}.tc-method-formulas>p{margin:0 0 17px}.tc-method-formulas strong,.tc-method-formulas span{display:block;font-size:13px;line-height:1.6}.tc-method-formulas strong{margin-bottom:5px;color:#0d0c36}.tc-method-formulas span{color:#647083}.tc-method-formulas small{display:block;font-size:11px;line-height:1.7;color:#87909e;border-top:1px solid #dddfe8;padding-top:15px}.tc-faq{margin-top:44px}.tc-faq>h2{margin-bottom:20px}.tc-faq details{border-bottom:1px solid #e1e3eb;padding:20px 0}.tc-faq summary{list-style:none;padding-right:35px;position:relative;font-size:15px;line-height:1.5;font-weight:500}.tc-faq summary::-webkit-details-marker{display:none}.tc-faq summary:after{content:'+';position:absolute;right:3px;top:0;color:#ff1626;font-size:22px;font-weight:400}.tc-faq details[open] summary:after{content:'−'}.tc-faq details>p{font-size:14px;color:#647083;line-height:1.8;max-width:1100px;margin-top:15px}.tc-result.is-stale .tc-total{color:#9aa2af}
@media(min-width:1600px){.tc h1{font-size:48px}.tc-layout{grid-template-columns:minmax(0,1fr) 440px;gap:45px}.tc-inputs{padding:0 36px}.tc-step{padding:34px 0}.tc-result,.tc-lead-section{padding:31px}}
@media(max-width:1100px){.tc h1{font-size:38px}.tc-layout{grid-template-columns:minmax(0,1fr) 330px;gap:20px}.tc-inputs{padding:0 22px}.tc-result,.tc-lead-section{padding:22px}.tc-fields{gap:13px}.tc input:not([type=hidden]),.tc select{font-size:14px}.tc-aside{position:static}.tc h2{font-size:21px}.tc-fields--three{gap:10px}.tc-add-actions{gap:8px}.tc-method{gap:30px}}
@media(max-width:767px){.tc{padding:8px 0 50px}.tc h1{font-size:32px}.tc-hero{padding:8px 0 28px}.tc-hero>p:last-child{font-size:16px}.tc-kicker{font-size:12px;margin-bottom:12px!important}.tc-layout{grid-template-columns:1fr;gap:22px}.tc-inputs{padding:0 20px}.tc-step{padding:25px 0}.tc h2{font-size:20px}.tc-step-title{gap:10px;align-items:flex-start;margin-bottom:15px}.tc-step-title>span{height:26px;width:26px;min-width:26px;font-size:12px}.tc-fields{grid-template-columns:1fr;gap:16px;margin-top:18px}.tc-help{font-size:13px}.tc label{font-size:12px}.tc input:not([type=hidden]),.tc select{font-size:15px}.tc-fields--three{grid-template-columns:1fr}.tc-row{padding:16px}.tc-row .tc-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.tc-row .tc-fields>label:last-child{grid-column:1/-1;max-width:130px}.tc-row input{font-size:14px!important;padding:10px}.tc-joints{padding:14px}.tc-joints>summary{font-size:13px}.tc-joints>summary span{font-size:11px}.tc-add-actions{display:grid;grid-template-columns:1fr 1fr;gap:9px}.tc-add-actions button{padding:10px;font-size:12px}.tc-add-actions button:last-child{grid-column:1/-1}.tc-reserve{grid-template-columns:85px minmax(0,1fr);gap:17px}.tc-calculate{width:100%;font-size:14px}.tc-total>span{font-size:40px}.tc-aside{gap:20px}.tc-result,.tc-lead-section{padding:24px}.tc-method{display:block;padding:25px;margin-top:30px}.tc-method-formulas{margin-top:25px}.tc-method h2{font-size:22px}.tc-method>div>p:not(.tc-kicker){font-size:14px}.tc-faq{margin-top:30px}.tc-faq summary{font-size:14px}.tc-faq details>p{font-size:13px}.tc-breakdown{font-size:12px}.tc-breakdown>div{gap:12px}}

/* Lightweight illustrations share the existing thickness field and calculation. */
.tc-laying{margin:22px 0}.tc-laying[hidden]{display:none}.tc-laying-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.tc-laying-option{position:relative;min-width:0;padding:10px 6px 13px;border:1px solid #dce0e9;background:#fff;border-radius:7px;color:#0d0c36;cursor:pointer;transition:border-color .15s,background .15s;font-family:Roboto,Arial,sans-serif}.tc-laying-option:hover{border-color:#ff1626}.tc-laying-option[aria-pressed=true]{border:2px solid #ff1626;background:#fff5f5;padding:9px 5px 12px}.tc-laying-option:focus-visible{outline:2px solid #0d0c36;outline-offset:3px}.tc-laying-option img{display:block;width:100%;height:115px;object-fit:contain}.tc-laying-option strong{display:block;font-size:13px;line-height:1.5;font-weight:600}.tc-laying-option>span{display:block;color:#626d80;font-size:12px;line-height:1.5;margin-top:4px}.tc-laying-caption{font-size:12px!important;line-height:1.7!important;color:#6a7587;margin:13px 0 0!important}
@media(max-width:1199px){.tc-laying-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.tc-laying-option img{height:105px}}
@media(max-width:479px){.tc-laying-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.tc-laying-option img{height:100px}.tc-laying-option strong{font-size:13px}}
@media(prefers-reduced-motion:reduce){.tc-laying-option{transition:none}}

/* End */
/* /local/calculator/page.css?179348098010283 */