.Quiz_quiz__qQTHy{display:flex;flex-direction:column;gap:var(--space-5)}.Quiz_top__zc4Z4{display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-gap:var(--space-4);gap:var(--space-4);align-items:center}.Quiz_counter__E46hj{font-size:var(--text-sm);white-space:nowrap}.Quiz_counter__E46hj>span{display:inline-block}.Quiz_counterOf__jzxni{color:var(--ink-3)}.Quiz_progress__l63Lh{display:flex;gap:4px}.Quiz_step__qlcqF{flex:1 1;height:4px;border-radius:2px;background:var(--line-strong);transition:background-color .4s ease,transform .4s var(--ease-out)}.Quiz_stepNow__zliR_{background:var(--ink)}.Quiz_stepRight__WUkXN{background:var(--spruce)}.Quiz_stepWrong__Tl4gK{background:var(--stamp)}.Quiz_stage__L3d8a{padding:var(--space-6);border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);display:flex;flex-direction:column;gap:var(--space-4);animation:Quiz_stage-in__h_REG .5s var(--ease-out)}@keyframes Quiz_stage-in__h_REG{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}.Quiz_claim__QsfXX{max-width:24ch;font-size:var(--text-2xl);letter-spacing:-.025em;line-height:1.1}.Quiz_choices__9RUrr{display:flex;flex-wrap:wrap;gap:var(--space-3);margin-top:var(--space-2)}.Quiz_choice__QCOP5{min-width:140px}.Quiz_answer___2Yyj{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-4);animation:Quiz_stage-in__h_REG .5s var(--ease-out)}.Quiz_verdictRow__JRdtn{display:flex;align-items:center;gap:var(--space-4)}.Quiz_stamp__h57YG{display:inline-block;padding:6px 12px;border:1.5px solid;border-radius:4px;font-family:var(--font-mono);font-size:var(--text-xs);font-weight:500;letter-spacing:.16em;text-transform:uppercase}.Quiz_answer___2Yyj .Quiz_stamp__h57YG{animation:Quiz_stamp-in__xoa9G .45s var(--ease-out)}@keyframes Quiz_stamp-in__xoa9G{0%{opacity:0;transform:scale(1.25)}to{opacity:1;transform:scale(1)}}.Quiz_stampTrue__xXNxO{color:var(--spruce-text)}.Quiz_stampMyth__wox_Q{color:var(--stamp)}.Quiz_stampSmall__UMmD1{padding:4px 8px;font-size:10px}.Quiz_feedback__yueDd{font-family:var(--font-display);font-weight:600;font-size:var(--text-md);color:var(--ink-2)}.Quiz_feedbackRight__wbj32{color:var(--spruce-text)}.Quiz_text__5_EFb{max-width:66ch;color:var(--ink-2);line-height:1.6}.Quiz_film__xwhvB{width:100%;max-width:520px}.Quiz_result__3F6KM{padding:var(--space-7) var(--space-6);border:1px solid var(--line);border-radius:var(--radius-md);background:var(--ink);color:#fff;display:flex;flex-direction:column;gap:var(--space-3);animation:Quiz_stage-in__h_REG .5s var(--ease-out)}.Quiz_result__3F6KM .eyebrow{color:hsla(0,0%,100%,.6)}.Quiz_resultScore__BLdcd{display:flex;align-items:baseline;gap:var(--space-3);font-family:var(--font-mono)}.Quiz_resultNum__feMIy{font-size:var(--text-3xl);font-weight:500;line-height:1;color:var(--spruce)}.Quiz_resultOf___PwHs{font-size:var(--text-md);color:hsla(0,0%,100%,.6)}.Quiz_resultText__H0LYA{max-width:44ch;font-family:var(--font-display);font-weight:500;font-size:var(--text-lg);line-height:1.3}.Quiz_resultActions__D3tXG{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-4);margin-top:var(--space-2)}.Quiz_result__3F6KM .arrow-link{color:#fff}.Quiz_all__R1OoM{border-top:1px solid var(--line-strong)}.Quiz_allSummary__Y09hv{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-4) 0;list-style:none;cursor:pointer;font-weight:500;color:var(--ink);transition:color var(--dur) ease}.Quiz_allSummary__Y09hv::-webkit-details-marker{display:none}.Quiz_allArrow__bUcTj{width:18px;height:18px;color:var(--ink-3);transform:rotate(90deg);transition:transform .4s var(--ease-out),color var(--dur) ease}.Quiz_all__R1OoM[open] .Quiz_allArrow__bUcTj{transform:rotate(-90deg)}.Quiz_allSummary__Y09hv:hover{color:var(--spruce-text)}.Quiz_allSummary__Y09hv:hover .Quiz_allArrow__bUcTj{color:currentColor}.Quiz_list__XsxFT{list-style:none;margin:0;padding:0 0 var(--space-2)}.Quiz_row__LSa_B{display:grid;grid-template-columns:40px minmax(0,1fr) auto;grid-gap:var(--space-4);gap:var(--space-4);align-items:start;padding:var(--space-4) 0;border-top:1px solid var(--line)}.Quiz_rowNum__whX5C{padding-top:3px;font-size:var(--text-xs);color:var(--ink-3);letter-spacing:.06em}.Quiz_rowBody__h1Egt{display:flex;flex-direction:column;gap:6px;min-width:0}.Quiz_rowTitle__Tffr5{font-size:var(--text-md)}.Quiz_rowText__8mtYQ{max-width:68ch;font-size:var(--text-sm);color:var(--ink-2);line-height:1.55}@media (max-width:640px){.Quiz_stage__L3d8a{padding:var(--space-5)}.Quiz_claim__QsfXX{font-size:var(--text-xl)}.Quiz_top__zc4Z4{grid-template-columns:auto minmax(0,1fr)}.Quiz_top__zc4Z4>:last-child{grid-column:1/-1}.Quiz_row__LSa_B{grid-template-columns:32px minmax(0,1fr)}.Quiz_row__LSa_B .Quiz_stamp__h57YG{grid-column:2;justify-self:start}}.HeatingCalculator_calc__pX_an{padding:var(--space-6);border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface);display:flex;flex-direction:column;gap:var(--space-6)}.HeatingCalculator_controls__XEM0V{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:var(--space-6);gap:var(--space-6)}.HeatingCalculator_tiles__JMYvU{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:var(--space-4);gap:var(--space-4)}.HeatingCalculator_tile__NsHO3{display:flex;flex-direction:column;gap:4px;padding:var(--space-5);border:1px solid var(--line);border-radius:var(--radius-md);background:var(--paper);min-width:0}.HeatingCalculator_tileOurs__bkiCR{border-color:var(--spruce);box-shadow:inset 0 0 0 1px var(--spruce)}.HeatingCalculator_tileRef__LuiL2{border-style:dashed;background:transparent}.HeatingCalculator_tileHead__csjk1{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:6px var(--space-2);min-height:22px}.HeatingCalculator_tileLabel__mezcK{color:var(--ink-2)}.HeatingCalculator_tileNote__CnVGx{font-size:var(--text-xs);color:var(--ink-3);margin-bottom:var(--space-2)}.HeatingCalculator_tileValue__1ZR_a{font-size:var(--text-2xl);font-weight:500;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.01em;line-height:1.1;color:var(--ink);white-space:nowrap}.HeatingCalculator_tileValue__1ZR_a small{font-size:var(--text-md);font-weight:400;color:var(--ink-3)}.HeatingCalculator_tileSub__WofXo{font-size:var(--text-xs);color:var(--ink-3);line-height:1.4}.HeatingCalculator_sum__bhD8_{max-width:62ch;font-family:var(--font-display);font-weight:500;font-size:var(--text-lg);line-height:1.3;letter-spacing:-.01em}.HeatingCalculator_how__cm0mk{display:flex;flex-direction:column;gap:var(--space-5);padding-top:var(--space-5);border-top:1px solid var(--line)}.HeatingCalculator_howHead__dej0N{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);grid-gap:var(--space-2) var(--space-6);gap:var(--space-2) var(--space-6);align-items:start}.HeatingCalculator_howHead__dej0N .eyebrow{grid-column:1/-1}.HeatingCalculator_formula__SvBdj{font-family:var(--font-display);font-weight:600;font-size:var(--text-md);line-height:1.3;letter-spacing:-.01em;max-width:44ch}.HeatingCalculator_howPrice__jzhAm{font-size:var(--text-xs);color:var(--ink-3);line-height:1.5}.HeatingCalculator_howList__oKFdv{margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:var(--space-4);gap:var(--space-4)}.HeatingCalculator_howItem__8ehbU{display:flex;flex-direction:column;gap:var(--space-2);min-width:0}.HeatingCalculator_howItem__8ehbU dt{font-family:var(--font-display);font-weight:600;font-size:var(--text-sm)}.HeatingCalculator_howItem__8ehbU dd{margin:0}.HeatingCalculator_worked__eAsbR{padding:6px 10px;border-radius:var(--radius-xs);background:var(--paper);font-size:var(--text-xs);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.HeatingCalculator_worked__eAsbR strong{font-weight:500;color:var(--ink)}.HeatingCalculator_howText__gy3ey{font-size:var(--text-sm);line-height:1.55;color:var(--ink-2)}@media (max-width:900px){.HeatingCalculator_controls__XEM0V,.HeatingCalculator_howHead__dej0N,.HeatingCalculator_howList__oKFdv,.HeatingCalculator_tiles__JMYvU{grid-template-columns:1fr}.HeatingCalculator_tile__NsHO3{padding:var(--space-4)}.HeatingCalculator_tileValue__1ZR_a{font-size:var(--text-xl)}}@media (max-width:640px){.HeatingCalculator_calc__pX_an{padding:var(--space-5);gap:var(--space-5)}}.Glossary_list__fHZ_j{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:1px;gap:1px;margin:0;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden}.Glossary_item__XTVWv{display:flex;flex-direction:column;gap:var(--space-2);padding:var(--space-5);background:var(--paper);transition:background-color var(--dur) ease}.Glossary_item__XTVWv:hover{background:var(--surface)}.Glossary_term__ilRvf{font-family:var(--font-display);font-weight:600;font-size:var(--text-md);letter-spacing:-.01em}.Glossary_def__YKTxV{margin:0;font-size:var(--text-sm);line-height:1.55;color:var(--ink-2)}@media (max-width:900px){.Glossary_list__fHZ_j{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:560px){.Glossary_list__fHZ_j{grid-template-columns:1fr}}.Charts_figure__bm273{margin:0;padding:var(--space-5);border:1px solid hsla(0,0%,100%,.12);border-radius:var(--radius-md);background:hsla(0,0%,100%,.03);color:#fff}.Charts_caption__md8OW{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-5)}.Charts_captionTitle__LeMS8{font-family:var(--font-display);font-weight:600;font-size:var(--text-md);letter-spacing:-.01em}.Charts_captionUnit__k8tw0{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.06em;text-transform:uppercase;color:hsla(0,0%,100%,.5);white-space:nowrap}.Charts_legend__uMCH7{list-style:none;margin:var(--space-4) 0 0;padding:0;display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-5);font-size:var(--text-xs);color:hsla(0,0%,100%,.7)}.Charts_legend__uMCH7 li{display:inline-flex;align-items:center;gap:8px}.Charts_swatch__0PnGS{width:12px;height:12px;border-radius:3px;flex-shrink:0}.Charts_tip__GIBu9{position:absolute;left:50%;bottom:calc(100% + 8px);z-index:2;transform:translate(-50%,4px);padding:6px 8px;border-radius:var(--radius-xs);background:#fff;color:var(--ink);font-size:var(--text-xs);font-weight:500;white-space:nowrap;box-shadow:var(--shadow-pop);opacity:0;pointer-events:none;transition:opacity var(--dur) ease,transform var(--dur-slow) var(--ease-out)}.Charts_tip__GIBu9 small{font-weight:400;color:var(--ink-3)}.Charts_tipSub__vJDHO{display:block;font-weight:400;color:var(--ink-2)}.Charts_bar__4PKgb:focus-visible .Charts_tip__GIBu9,.Charts_bar__4PKgb:hover .Charts_tip__GIBu9,.Charts_seg__8F1EY:focus-visible .Charts_tip__GIBu9,.Charts_seg__8F1EY:hover .Charts_tip__GIBu9{opacity:1;transform:translate(-50%)}.Charts_heating__um6eS{--labels:28px;display:grid;grid-template-columns:52px minmax(0,1fr);grid-gap:var(--space-3);gap:var(--space-3);height:300px}.Charts_yAxis__y_zIx{position:relative;height:calc(100% - var(--labels))}.Charts_yTick__Qdy_Y{position:absolute;right:0;transform:translateY(50%);font-size:10px;color:hsla(0,0%,100%,.45);letter-spacing:.04em}.Charts_plot__QT_KS{position:relative;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:var(--space-4);gap:var(--space-4);height:100%}.Charts_grid__4n3O_{position:absolute;left:0;right:0;top:0;bottom:var(--labels)}.Charts_gridline__uluU1{position:absolute;left:0;right:0;height:1px;background:hsla(0,0%,100%,.1)}.Charts_group__M45uT{position:relative;display:flex;flex-direction:column;min-width:0}.Charts_bars__30vb8{flex:1 1;display:flex;align-items:flex-end;justify-content:center;gap:6px;padding-inline:8px}.Charts_bar__4PKgb{position:relative;flex:0 1 44px;height:var(--h);border-radius:4px 4px 0 0;background:var(--c);transform:scaleY(0);transform-origin:bottom;transition:transform 1.1s var(--ease-out),opacity var(--dur) ease;transition-delay:calc(var(--i, 0) * 60ms);outline:none}.Charts_figure__bm273[data-in] .Charts_bar__4PKgb{transform:scaleY(1)}.Charts_bar__4PKgb:focus-visible,.Charts_bar__4PKgb:hover{z-index:3;opacity:.85}.Charts_groupLabel__l3eRD{height:var(--labels);padding-top:10px;border-top:1px solid hsla(0,0%,100%,.25);font-size:var(--text-xs);line-height:1.2;text-align:center;color:hsla(0,0%,100%,.75);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.Charts_energy__h7qx4{display:flex;flex-direction:column;gap:var(--space-3)}.Charts_row__z9KSB,.Charts_xAxis__WM7R2{display:grid;grid-template-columns:180px minmax(0,1fr);grid-gap:var(--space-4);gap:var(--space-4);align-items:center}.Charts_rowLabel__66h5I{font-size:var(--text-sm);line-height:1.25;color:hsla(0,0%,100%,.85);text-align:right}.Charts_track__I_Jam{display:flex;align-items:center;gap:10px;height:30px}.Charts_scale__BIGU9{position:relative;flex:1 1;display:flex;align-items:center;gap:2px;height:100%;min-width:0}.Charts_vline__4s_vd{position:absolute;top:-6px;bottom:-6px;width:1px;background:hsla(0,0%,100%,.1);margin-left:-.5px}.Charts_seg__8F1EY{position:relative;flex:0 0 var(--w);height:100%;background:var(--c);transform:scaleX(0);transform-origin:left;transition:transform 1s var(--ease-out),opacity var(--dur) ease;transition-delay:calc(var(--i, 0) * 90ms);outline:none}.Charts_seg__8F1EY:first-of-type{border-radius:4px 0 0 4px}.Charts_seg__8F1EY:last-of-type{border-radius:0 4px 4px 0}.Charts_figure__bm273[data-in] .Charts_seg__8F1EY{transform:scaleX(1)}.Charts_seg__8F1EY:focus-visible,.Charts_seg__8F1EY:hover{z-index:3;opacity:.85}.Charts_total__NSo66{flex:0 0 40px;font-size:var(--text-sm);font-weight:500;color:#fff;opacity:0;transition:opacity .5s ease;transition-delay:calc(var(--i, 0) * 90ms + .3s)}.Charts_figure__bm273[data-in] .Charts_total__NSo66{opacity:1}.Charts_xAxis__WM7R2 .Charts_track__I_Jam{height:16px}.Charts_xTick__qJYQH{position:absolute;top:0;transform:translateX(-50%);font-size:10px;color:hsla(0,0%,100%,.45)}@media (max-width:640px){.Charts_figure__bm273{padding:var(--space-4)}.Charts_heating__um6eS{--labels:44px;grid-template-columns:40px minmax(0,1fr);height:280px}.Charts_groupLabel__l3eRD{white-space:normal;padding-top:8px}.Charts_plot__QT_KS{gap:var(--space-2)}.Charts_bars__30vb8{gap:3px;padding-inline:2px}.Charts_groupLabel__l3eRD{font-size:10px}.Charts_row__z9KSB,.Charts_xAxis__WM7R2{grid-template-columns:1fr;gap:4px}.Charts_rowLabel__66h5I{text-align:left;font-size:var(--text-xs)}.Charts_xAxis__WM7R2 .Charts_rowLabel__66h5I{display:none}.Charts_track__I_Jam{height:24px}}.Knowledge_jump__VtgYi{display:flex;flex-wrap:wrap;gap:var(--space-2);margin-bottom:var(--space-8)}.Knowledge_block__J7rX4{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);grid-gap:var(--space-7);gap:var(--space-7);align-items:start;padding-bottom:var(--space-9);scroll-margin-top:calc(var(--nav-h) + 16px)}.Knowledge_blockHead__82usi{display:flex;flex-direction:column;gap:var(--space-3);max-width:44ch}.Knowledge_blockHead__82usi .eyebrow{margin-bottom:var(--space-1)}.Knowledge_calcCol__mxCYh,.Knowledge_quizCol__bXuOn{min-width:0}@media (min-width:1025px){.Knowledge_quizBlock__y3Cm9:has(details[open]) .Knowledge_blockHead__82usi{position:-webkit-sticky;position:sticky;top:calc(var(--nav-h) + 24px)}}.Knowledge_calcBlock__Xe9Tm,.Knowledge_glossaryBlock__eor7o{grid-template-columns:1fr;gap:var(--space-6)}.Knowledge_glossaryBlock__eor7o{padding-block:var(--space-9)}.Knowledge_calcBlock__Xe9Tm .Knowledge_blockHead__82usi,.Knowledge_glossaryBlock__eor7o .Knowledge_blockHead__82usi{max-width:64ch}.Knowledge_numbers__MPwEH{padding-block:var(--space-9);background:var(--ink);color:#fff;scroll-margin-top:var(--nav-h)}.Knowledge_numbersHead__Xg1I8{max-width:68ch;margin-bottom:var(--space-7)}.Knowledge_numbersHead__Xg1I8 h2{color:#fff;margin-top:var(--space-2)}.Knowledge_numbersHead__Xg1I8 .eyebrow{color:hsla(0,0%,100%,.6)}.Knowledge_numbersHead__Xg1I8 .lead{margin-top:var(--space-3);color:hsla(0,0%,100%,.75)}.Knowledge_charts__yfhYe{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:var(--space-5);gap:var(--space-5)}.Knowledge_numbersFoot__JBsc_{max-width:68ch;margin-top:var(--space-7);display:flex;flex-direction:column;gap:var(--space-3);color:hsla(0,0%,100%,.75);line-height:1.6}.Knowledge_numbersNote__kvXdO{color:#fff;font-family:var(--font-display);font-weight:500;font-size:var(--text-md)}@media (max-width:1024px){.Knowledge_block__J7rX4{grid-template-columns:1fr;gap:var(--space-5);padding-bottom:var(--space-8)}.Knowledge_blockHead__82usi{max-width:64ch}.Knowledge_charts__yfhYe{grid-template-columns:1fr}}@media (max-width:768px){.Knowledge_glossaryBlock__eor7o,.Knowledge_numbers__MPwEH{padding-block:var(--space-8)}}