._page_r2xfd_1{--calculator-green:#205c49;--calculator-accent:#278d68;--calculator-paper:#fff;--calculator-paper-alt:#f4f8f6;--calculator-ink:#171d1a;--calculator-muted:#66736c;--calculator-line:#23674d2e;background:var(--calculator-paper);color:var(--calculator-ink)}._hero_r2xfd_13{background:radial-gradient(circle at 78% 38%,#35a77b1f,#0000 28%),linear-gradient(135deg,#fff,#f7faf8 68%,#eff5f2);min-height:42rem;padding:clamp(12rem,20vh,15rem) 4.2vw clamp(5rem,8vw,8rem);position:relative;overflow:hidden}._hero_r2xfd_13:before{content:"";opacity:.55;background-image:linear-gradient(#1e4f3b14 1px,#0000 1px),linear-gradient(90deg,#1e4f3b14 1px,#0000 1px);background-size:8vw 8vw;position:absolute;inset:0;-webkit-mask-image:linear-gradient(90deg,#000,#0000 85%);mask-image:linear-gradient(90deg,#000,#0000 85%)}._heroInner_r2xfd_35{z-index:1;grid-template-columns:minmax(0,1.2fr) minmax(18rem,.8fr);align-items:end;gap:clamp(3rem,9vw,10rem);width:min(100%,92rem);margin:auto;display:grid;position:relative}._eyebrow_r2xfd_46,._sectionEyebrow_r2xfd_47{color:var(--calculator-accent);letter-spacing:.18em;text-transform:uppercase;margin:0;font-size:.62rem;font-weight:750}._hero_r2xfd_13 h1{max-width:62rem;font-family:var(--font-display);letter-spacing:-.075em;margin:1.3rem 0 0;font-size:clamp(4.1rem,8vw,9rem);font-weight:500;line-height:.83}._hero_r2xfd_13 h1 em{color:#739184;font-style:normal}._heroIntro_r2xfd_71{border-top:1px solid var(--calculator-line);color:var(--calculator-muted);margin:0;padding-top:1.5rem;font-size:clamp(.86rem,1.05vw,1.05rem);line-height:1.8}._calculatorSection_r2xfd_80{background:#f7faf8;padding:clamp(5rem,9vw,9rem) 4.2vw}._sectionHeading_r2xfd_85{grid-template-columns:minmax(15rem,.85fr) minmax(20rem,1.15fr);align-items:end;gap:clamp(3rem,8vw,9rem);width:min(100%,92rem);margin:0 auto clamp(3rem,5vw,5rem);display:grid}._sectionHeading_r2xfd_85 h2{font-family:var(--font-display);letter-spacing:-.06em;margin:1.1rem 0 0;font-size:clamp(2.8rem,5vw,5.7rem);font-weight:510;line-height:.9}._sectionHeading_r2xfd_85>p{border-top:1px solid var(--calculator-line);color:var(--calculator-muted);margin:0;padding-top:1.4rem;font-size:.88rem;line-height:1.8}._calculator_r2xfd_80{border:1px solid var(--calculator-line);background:#fff;border-radius:1.6rem;width:min(100%,92rem);margin:auto;overflow:hidden;box-shadow:0 2rem 6rem #0c342714}._calculatorHeader_r2xfd_122{border-bottom:1px solid var(--calculator-line);background:#fff;justify-content:space-between;align-items:center;gap:1rem;padding:1.3rem clamp(1.25rem,2.8vw,2.8rem);display:flex}._calculatorHeader_r2xfd_122>div{align-items:baseline;gap:1rem;display:flex}._calculatorHeader_r2xfd_122 span,._resultHeader_r2xfd_139 span{color:var(--calculator-accent);letter-spacing:.14em;font-size:.58rem;font-weight:750}._calculatorHeader_r2xfd_122 strong{color:#3f554a;font-size:.75rem;font-weight:620}._calculatorHeader_r2xfd_122 button{border:1px solid var(--calculator-line);color:var(--calculator-muted);cursor:pointer;letter-spacing:.12em;background:#f5faf7;border-radius:999px;padding:.7rem .9rem;font-size:.58rem;font-weight:700}._setupGrid_r2xfd_164{grid-template-columns:minmax(24rem,.94fr) minmax(28rem,1.06fr);min-width:0;display:grid}._instrumentPanel_r2xfd_170{border:0;border-right:1px solid var(--calculator-line);background:#fff;min-width:0;margin:0;padding:clamp(1.4rem,3vw,3rem)}._instrumentPanel_r2xfd_170 legend{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.04em;padding:0;font-size:clamp(1.45rem,2.2vw,2.25rem);font-weight:580}._instrumentPanel_r2xfd_170>p{color:var(--calculator-muted);margin:.55rem 0 0;font-size:.72rem;line-height:1.6}._instrumentOptions_r2xfd_195{gap:.8rem;margin-top:1.4rem;display:grid}._instrumentOption_r2xfd_195{border:1px solid var(--calculator-line);color:#3e584c;cursor:pointer;text-align:left;background:#fff;border-radius:1rem;grid-template-columns:minmax(10rem,.72fr) minmax(15rem,1.28fr);align-items:center;gap:1rem;min-width:0;min-height:9.4rem;padding:1.05rem 1.2rem;transition:border-color .16s,box-shadow .16s,transform .16s;display:grid}._instrumentOption_r2xfd_195:hover{border-color:#278d687a;transform:translateY(-1px)}._instrumentOption_r2xfd_195[aria-pressed=true]{border:2px solid var(--calculator-accent);background:#fff;box-shadow:0 0 0 4px #278d6814,0 1rem 2.5rem #205c4914}._instrumentCopy_r2xfd_229{flex-direction:column;min-width:0;display:flex}._instrumentCopy_r2xfd_229 small{color:var(--calculator-accent);letter-spacing:.12em;font-size:.58rem;font-weight:780}._instrumentCopy_r2xfd_229 strong{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.035em;margin-top:.75rem;font-size:clamp(1.1rem,1.8vw,1.65rem);font-weight:590;line-height:1.05}._instrumentCopy_r2xfd_229>span{color:var(--calculator-muted);margin-top:.45rem;font-size:.72rem;line-height:1.5}._instrumentVisual_r2xfd_259{justify-content:center;align-items:center;width:100%;min-width:0;min-height:7rem;display:flex;overflow:hidden}._instrumentVisual_r2xfd_259 img{-o-object-fit:contain;object-fit:contain;mix-blend-mode:multiply;width:100%;height:auto;max-height:8.2rem;display:block}._scaleNote_r2xfd_278{border-top:1px solid var(--calculator-line);padding-top:1rem;margin-top:1rem!important;font-size:.62rem!important}._parameterPanel_r2xfd_285{background:#fff;min-width:0;padding:clamp(1.4rem,3vw,3rem)}._parameterGroup_r2xfd_291+._parameterGroup_r2xfd_291{border-top:1px solid var(--calculator-line);margin-top:2rem;padding-top:2rem}._parameterHeading_r2xfd_297{align-items:center;gap:.9rem;display:flex}._parameterIcon_r2xfd_303{background:var(--calculator-paper-alt);width:2.75rem;height:2.75rem;color:var(--calculator-accent);border-radius:.75rem;flex:none;place-items:center;font-size:.68rem;font-weight:800;display:grid}._parameterHeading_r2xfd_297 h3{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.035em;margin:0;font-size:clamp(1.25rem,2vw,1.9rem);font-weight:580;line-height:1.08}._choiceGrid_r2xfd_326{grid-template-columns:repeat(4,minmax(0,1fr));gap:.55rem;margin-top:1rem;display:grid}._choiceGrid_r2xfd_326 button{border:1px solid var(--calculator-line);color:#2e4439;cursor:pointer;background:#fbfdfc;border-radius:.75rem;min-height:3.2rem;padding:.7rem .45rem;font-size:.72rem;font-weight:760;transition:background .16s,border-color .16s}._choiceGrid_r2xfd_326 button:hover,._choiceGrid_r2xfd_326 button[aria-pressed=true]{border-color:var(--calculator-accent);background:var(--calculator-accent);color:#fff}._choiceGrid_r2xfd_326 button:disabled{cursor:not-allowed;opacity:.28}._customInput_r2xfd_358{color:var(--calculator-muted);grid-template-columns:minmax(7rem,.7fr) minmax(10rem,1.3fr);align-items:center;gap:.8rem;margin-top:.75rem;font-size:.62rem;font-weight:700;display:grid}._customInput_r2xfd_358>span:last-child{border:1px solid var(--calculator-line);background:#fff;border-radius:.7rem;grid-template-columns:minmax(0,1fr) auto;min-width:0;display:grid;overflow:hidden}._customInput_r2xfd_358 input,._customInput_r2xfd_358 select{min-width:0;color:var(--calculator-green);background:0 0;border:0;outline:0;padding:.75rem .85rem;font-size:.82rem;font-weight:720}._customInput_r2xfd_358 b,._customInput_r2xfd_358 select{border-left:1px solid var(--calculator-line);color:#557066;text-align:center;background:#f1f7f4;place-items:center;min-width:3.3rem;display:grid}._lockedNote_r2xfd_402{border-left:2px solid var(--calculator-accent);color:#567067;background:#f0f7f4;margin:.8rem 0 0;padding:.8rem .9rem;font-size:.64rem;line-height:1.55}._resultPanel_r2xfd_412{border-top:1px solid var(--calculator-line);color:var(--calculator-ink);background:#fff;padding:clamp(1.4rem,3vw,3rem)}._resultHeader_r2xfd_139{border-bottom:1px solid var(--calculator-line);justify-content:space-between;align-items:center;gap:1rem;padding-bottom:1.2rem;display:flex}._resultHeader_r2xfd_139 span{color:var(--calculator-accent)}._resultHeader_r2xfd_139 b{color:var(--calculator-muted);letter-spacing:.12em;font-size:.55rem}._resultLayout_r2xfd_438{grid-template-columns:minmax(18rem,.8fr) minmax(30rem,1.2fr);gap:clamp(1.4rem,3vw,3rem);padding-top:1.8rem;display:grid}._primaryResult_r2xfd_445>span,._resultGrid_r2xfd_446 span{color:#60756b;letter-spacing:.12em;text-transform:uppercase;font-size:.58rem;font-weight:700}._primaryResult_r2xfd_445>strong{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.065em;margin-top:.8rem;font-size:clamp(2.6rem,5vw,5.6rem);font-weight:520;line-height:.9;display:block}._primaryResult_r2xfd_445 p{color:var(--calculator-muted);margin:1.2rem 0 0;font-size:.68rem;line-height:1.7}._primaryResult_r2xfd_445 p b{color:var(--calculator-green)}._primaryResult_r2xfd_445 ._capacityWarning_r2xfd_476{color:#8c2330;background:#fff1f1;border-left:2px solid #ff7979;padding:.8rem}._resultGrid_r2xfd_446{border-top:1px solid var(--calculator-line);border-left:1px solid var(--calculator-line);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}._resultGrid_r2xfd_446>div{border-right:1px solid var(--calculator-line);border-bottom:1px solid var(--calculator-line);min-height:8.5rem;padding:1.15rem}._resultGrid_r2xfd_446 strong,._resultGrid_r2xfd_446 small{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.045em;margin-top:1.5rem;font-size:clamp(1.35rem,2.5vw,2.5rem);font-weight:520;line-height:1;display:block}._resultGrid_r2xfd_446 small{color:var(--calculator-accent);letter-spacing:0;margin-top:.45rem;font-family:inherit;font-size:.66rem}._formula_r2xfd_517{border:1px solid var(--calculator-line);color:#476157;white-space:normal;background:#f5f9f7;margin-top:1.6rem;padding:.9rem 1rem;font-size:.66rem;line-height:1.65;display:block;overflow-x:auto}._boundary_r2xfd_530{border-left:3px solid var(--calculator-accent);background:#ffffff94;grid-template-columns:minmax(11rem,.32fr) 1fr;gap:2rem;width:min(100%,92rem);margin:2rem auto 0;padding:1.4rem 1.5rem;display:grid}._boundary_r2xfd_530 strong{color:var(--calculator-green);letter-spacing:.13em;font-size:.62rem}._boundary_r2xfd_530 p{color:var(--calculator-muted);margin:0;font-size:.75rem;line-height:1.75}._explanation_r2xfd_554{background:var(--calculator-paper);padding:clamp(5rem,8vw,8rem) 4.2vw}._explanationGrid_r2xfd_559{border-top:1px solid var(--calculator-line);border-left:1px solid var(--calculator-line);grid-template-columns:repeat(3,minmax(0,1fr));width:min(100%,92rem);margin:3rem auto 0;display:grid}._explanationGrid_r2xfd_559 article{border-right:1px solid var(--calculator-line);border-bottom:1px solid var(--calculator-line);min-height:16rem;padding:1.5rem}._explanationGrid_r2xfd_559 span{color:var(--calculator-accent);letter-spacing:.14em;font-size:.58rem;font-weight:750}._explanationGrid_r2xfd_559 h3{font-family:var(--font-display);letter-spacing:-.045em;margin:4rem 0 .8rem;font-size:clamp(1.5rem,2.4vw,2.6rem);font-weight:520;line-height:1}._explanationGrid_r2xfd_559 p{color:var(--calculator-muted);margin:0;font-size:.76rem;line-height:1.7}@media (width<=72rem){._heroInner_r2xfd_35,._sectionHeading_r2xfd_85,._setupGrid_r2xfd_164,._resultLayout_r2xfd_438{grid-template-columns:1fr}._instrumentPanel_r2xfd_170{border-right:0;border-bottom:1px solid var(--calculator-line)}._instrumentOptions_r2xfd_195{grid-template-columns:repeat(2,minmax(0,1fr))}._instrumentOption_r2xfd_195{grid-template-columns:1fr}}@media (width<=48rem){._hero_r2xfd_13,._calculatorSection_r2xfd_80,._explanation_r2xfd_554{padding-left:1rem;padding-right:1rem}._hero_r2xfd_13{min-height:38rem}._hero_r2xfd_13 h1{font-size:clamp(3.7rem,18vw,6rem)}._calculator_r2xfd_80{border-radius:1rem}._calculatorHeader_r2xfd_122,._calculatorHeader_r2xfd_122>div,._resultHeader_r2xfd_139{flex-direction:column;align-items:flex-start}._instrumentOptions_r2xfd_195,._choiceGrid_r2xfd_326{grid-template-columns:1fr}._instrumentOption_r2xfd_195{grid-template-columns:minmax(6.8rem,.82fr) minmax(0,1.18fr);gap:.55rem;min-height:7.4rem;padding:.9rem}._instrumentVisual_r2xfd_259{min-height:5.4rem}._customInput_r2xfd_358,._resultGrid_r2xfd_446,._explanationGrid_r2xfd_559,._boundary_r2xfd_530{grid-template-columns:1fr}._boundary_r2xfd_530{gap:.75rem}._explanationGrid_r2xfd_559 article{min-height:13rem}}._hero_r2xfd_13{min-height:27rem;padding-top:clamp(10rem,16vh,12rem);padding-bottom:clamp(3.5rem,6vw,5rem)}._heroInner_r2xfd_35{text-align:center;grid-template-columns:1fr;gap:1.5rem;max-width:65rem}._hero_r2xfd_13 h1{margin-top:.9rem;font-size:clamp(3.3rem,6.5vw,6.4rem);line-height:.9}._heroIntro_r2xfd_71{max-width:50rem;margin:auto;padding-top:1.2rem}._calculatorSection_r2xfd_80{padding-top:clamp(3.5rem,6vw,6rem)}._calculatorSection_r2xfd_80>._sectionHeading_r2xfd_85{text-align:center;max-width:62rem;margin-bottom:clamp(2rem,4vw,3.5rem);display:block}._calculatorSection_r2xfd_80>._sectionHeading_r2xfd_85 h2{font-size:clamp(2.5rem,4.5vw,4.8rem)}._calculatorSection_r2xfd_80>._sectionHeading_r2xfd_85>p{max-width:48rem;margin:1.4rem auto 0}._calculator_r2xfd_80{border-radius:1.25rem;box-shadow:0 1.5rem 5rem #124c3917}._setupGrid_r2xfd_164{grid-template-columns:minmax(24rem,.92fr) minmax(29rem,1.08fr)}._instrumentPanel_r2xfd_170,._parameterPanel_r2xfd_285{padding:clamp(1.5rem,2.6vw,2.5rem)}._instrumentPanel_r2xfd_170 legend{font-size:clamp(1.5rem,2vw,2rem)}._instrumentOptions_r2xfd_195{gap:.65rem;margin-top:1.2rem}._instrumentOption_r2xfd_195{border-radius:.85rem;grid-template-columns:minmax(10rem,.9fr) minmax(12rem,1.1fr);min-height:7.1rem;padding:.85rem 1rem}._instrumentOption_r2xfd_195[aria-pressed=true]{background:#f3faf7}._instrumentCopy_r2xfd_229 strong{margin-top:.45rem;font-size:clamp(1rem,1.35vw,1.35rem)}._instrumentVisual_r2xfd_259{min-height:5.2rem}._instrumentVisual_r2xfd_259 img{max-height:6.2rem}._parameterGroup_r2xfd_291+._parameterGroup_r2xfd_291{margin-top:1.45rem;padding-top:1.45rem}._parameterHeading_r2xfd_297 h3{font-size:clamp(1.1rem,1.55vw,1.5rem)}._choiceGrid_r2xfd_326{grid-template-columns:repeat(5,minmax(0,1fr));gap:.45rem}._choiceGrid_r2xfd_326 button{border-radius:.65rem;min-height:2.85rem}._resultPanel_r2xfd_412{background:linear-gradient(#fbfdfc,#f4f9f6);padding:clamp(2rem,4vw,4rem)}._resultEyebrow_r2xfd_802{color:var(--calculator-accent);letter-spacing:.16em;font-size:.6rem;font-weight:780}._resultSentence_r2xfd_809{color:#27372f;max-width:74rem;font-family:var(--font-display);letter-spacing:-.045em;text-align:center;margin:1.3rem auto 0;font-size:clamp(1.65rem,3.25vw,3.2rem);font-weight:470;line-height:1.15}._resultSentence_r2xfd_809 strong{color:var(--calculator-accent);font-weight:650}._scaleBlock_r2xfd_826{margin-top:3.6rem}._scaleCaption_r2xfd_830{color:var(--calculator-muted);letter-spacing:.08em;text-transform:uppercase;justify-content:space-between;gap:1rem;margin-bottom:1.9rem;font-size:.64rem;font-weight:720;display:flex}._scaleCaption_r2xfd_830 b{color:var(--calculator-green)}._scaleTrack_r2xfd_846{--marker-position:0%;border:1px solid var(--calculator-line);background:repeating-linear-gradient(90deg,#278d685c 0 1px,#0000 1px 2.5%),linear-gradient(90deg,#278d6817,#278d6806);border-radius:.7rem;height:3.7rem;position:relative}._scaleTrack_r2xfd_846:before{content:"";background:repeating-linear-gradient(90deg,#278d686b 0 1px,#0000 1px 10%);width:100%;height:45%;position:absolute;top:0;left:0}._scaleMarker_r2xfd_867{z-index:2;top:-1.2rem;bottom:-.15rem;left:var(--marker-position);background:var(--calculator-green);border-radius:99px;width:4px;position:absolute;transform:translate(-50%);box-shadow:0 0 0 4px #278d681f}._scaleMarker_r2xfd_867 b{background:var(--calculator-green);color:#fff;white-space:nowrap;border-radius:.45rem;padding:.35rem .45rem;font-size:.62rem;position:absolute;bottom:calc(100% + .35rem);left:50%;transform:translate(-50%)}._scaleLabels_r2xfd_893{color:var(--calculator-muted);justify-content:space-between;margin-top:.65rem;font-size:.64rem;font-weight:700;display:flex}._readingWarning_r2xfd_902{color:#8c2f2f;background:#fff7f6;border:1px solid #cd45453d;border-radius:.8rem;margin-top:1.7rem;padding:1rem 1.15rem}._readingWarning_r2xfd_902 strong{font-size:.72rem}._readingWarning_r2xfd_902 p{margin:.35rem 0 0;font-size:.68rem;line-height:1.6}._resultFooter_r2xfd_921{grid-template-columns:minmax(15rem,.65fr) minmax(30rem,1.35fr);gap:1.5rem;margin-top:2rem;display:grid}._nearestReading_r2xfd_928{border:1px solid var(--calculator-line);background:#fff;flex-direction:column;justify-content:center;padding:1.3rem;display:flex}._nearestReading_r2xfd_928 span,._resultGrid_r2xfd_446 span{color:#60756b;letter-spacing:.1em;text-transform:uppercase;font-size:.56rem;font-weight:720}._nearestReading_r2xfd_928 strong{color:var(--calculator-green);font-family:var(--font-display);margin-top:1rem;font-size:clamp(1.4rem,2vw,2.2rem);font-weight:540}._nearestReading_r2xfd_928 small{color:var(--calculator-muted);margin-top:.45rem;font-size:.62rem;line-height:1.5}._resultGrid_r2xfd_446{border-top:1px solid var(--calculator-line);grid-template-columns:repeat(4,minmax(0,1fr))}._resultGrid_r2xfd_446>div{min-height:7rem;padding:1rem}._resultGrid_r2xfd_446 strong{margin-top:1.2rem;font-size:clamp(1.05rem,1.6vw,1.6rem)}._formula_r2xfd_517{border:0;border-top:1px solid var(--calculator-line);color:var(--calculator-muted);background:0 0;margin:1.5rem 0 0;font-size:.64rem}._guideSection_r2xfd_985{border:1px solid var(--calculator-line);background:#f8faf9;border-radius:1.2rem;width:min(100%,92rem);margin:0 auto;padding:clamp(2rem,4vw,4rem)}._guideSection_r2xfd_985+._guideSection_r2xfd_985{margin-top:1.2rem}._guideSection_r2xfd_985 h2,._guideSection_r2xfd_985 h3{color:var(--calculator-green);font-family:var(--font-display);letter-spacing:-.04em;font-weight:560}._guideSection_r2xfd_985 h2{margin:0;font-size:clamp(2rem,3.5vw,3.6rem)}._guideSection_r2xfd_985 h3{margin:2rem 0 .6rem;font-size:clamp(1.25rem,2vw,1.85rem)}._guideSection_r2xfd_985 p,._guideSection_r2xfd_985 li{color:var(--calculator-muted);font-size:.82rem;line-height:1.8}._guideSection_r2xfd_985 ol,._guideSection_r2xfd_985 ul{padding-left:1.35rem}._guideColumns_r2xfd_1028{grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(2rem,5vw,5rem);display:grid}._faqList_r2xfd_1034{border:1px solid var(--calculator-line);background:var(--calculator-line);grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;display:grid;overflow:hidden}._faqList_r2xfd_1034 article{background:#fff;padding:1.3rem}._faqList_r2xfd_1034 h3{margin-top:0}@media (width<=72rem){._setupGrid_r2xfd_164,._resultFooter_r2xfd_921{grid-template-columns:1fr}._instrumentOptions_r2xfd_195{grid-template-columns:repeat(2,minmax(0,1fr))}._instrumentOption_r2xfd_195{grid-template-columns:1fr}}@media (width<=48rem){._hero_r2xfd_13{min-height:24rem}._hero_r2xfd_13 h1{font-size:clamp(3.1rem,16vw,5rem)}._calculatorHeader_r2xfd_122>div{gap:.35rem}._instrumentOptions_r2xfd_195,._guideColumns_r2xfd_1028,._faqList_r2xfd_1034{grid-template-columns:1fr}._instrumentOption_r2xfd_195{grid-template-columns:minmax(8rem,.9fr) minmax(0,1.1fr)}._choiceGrid_r2xfd_326{grid-template-columns:repeat(3,minmax(0,1fr))}._resultSentence_r2xfd_809{text-align:left}._scaleBlock_r2xfd_826{margin-top:3rem}._resultGrid_r2xfd_446{grid-template-columns:repeat(2,minmax(0,1fr))}._guideSection_r2xfd_985{padding:1.25rem}}