._knowledgeSite_ii916_1{--navy:#073f75;--deep:#03223a;--blue:#0878c5;--teal:#00a4a5;--ink:#183b55;--muted:#667d8e;--line:#d8e3ea;min-height:100vh;color:var(--ink);background:#fff;overflow-x:clip}._srOnly_ii916_29{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}._hero_ii916_33{color:#fff;background:linear-gradient(90deg,#03223af5,#054269c2 55%,#0542694d),url(/media/hero-cooling-tower-poster-fast) 50% 44%/cover no-repeat;min-height:268px;padding:70px 24px 0}._heroInner_ii916_49{align-items:center;width:min(1040px,100% - 40px);min-height:198px;margin:0 auto;display:flex}._heroCopy_ii916_51{grid-template-columns:minmax(0,1fr) 410px;align-items:center;gap:7px 56px;width:100%;display:grid}._heroCopy_ii916_51 h1{letter-spacing:-.045em;margin:0;font-size:clamp(36px,4vw,48px);font-weight:500;line-height:1.1}._heroCopy_ii916_51>p{color:#ffffffc7;max-width:520px;margin:0;font-size:15px;line-height:1.7}._searchForm_ii916_57{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0327419e;border:1px solid #ffffff94;grid-area:1/2/3;align-items:center;gap:9px;height:52px;padding:5px 5px 5px 15px;display:flex}._searchForm_ii916_57>span{font-size:24px}._searchForm_ii916_57 input{color:#fff;min-width:0;font:inherit;background:0 0;border:0;outline:0;flex:1;font-size:14px}._searchForm_ii916_57 input::placeholder{color:#ffffffb3}._searchForm_ii916_57 button{color:#fff;min-width:96px;font:inherit;cursor:pointer;background:#0878c5;border:0;align-self:stretch;padding:0 16px;font-size:14px;font-weight:750}._searchForm_ii916_57 button:hover{background:#0869ad}._knowledgeShell_ii916_71{grid-template-columns:220px minmax(0,1fr);align-items:start;gap:36px;width:min(1040px,100% - 40px);margin:32px auto 64px;display:grid}._knowledgeSidebar_ii916_73{background:#fff;border:1px solid #d6e0e6;position:sticky;top:18px;overflow:hidden}._sidebarTitle_ii916_75{border-bottom:1px solid var(--line);background:linear-gradient(135deg,#f8fafc,#fff);flex-direction:column;justify-content:center;min-height:100px;padding:20px 22px;display:flex}._sidebarTitle_ii916_75 strong{color:#075184;letter-spacing:-.04em;font-size:23px}._sidebarTitle_ii916_75 small{color:#8a99a5;letter-spacing:.05em;margin-top:4px;font:600 10px/1.2 Montserrat,sans-serif}._categoryRail_ii916_81{display:grid}._categoryRail_ii916_81 button{color:#536c7d;min-height:43px;font:inherit;text-align:left;cursor:pointer;background:#fff;border:0;border-bottom:1px solid #e6ecef;padding:0 18px;font-size:14px}._categoryRail_ii916_81 button:last-child{border-bottom:0}._categoryRail_ii916_81 button:hover{color:#075184;background:#f5f8fa}._categoryRail_ii916_81 ._categoryActive_ii916_89{color:#fff;background:#073f75;font-weight:700;position:relative}._categoryRail_ii916_81 ._categoryActive_ii916_89:before{content:"";background:#0db4ce;width:5px;position:absolute;inset:0 auto 0 0}._sidebarContact_ii916_93{color:#075184;border-top:1px solid var(--line);background:#f6f9fb;align-items:center;gap:12px;min-height:90px;padding:17px 18px;display:flex}._sidebarContact_ii916_93>span{font-size:36px}._sidebarContact_ii916_93 div{display:grid}._sidebarContact_ii916_93 small{color:#738896;font-size:11px}._sidebarContact_ii916_93 a{color:#e54839;margin-top:2px;font:750 20px/1.1 Montserrat,sans-serif}._knowledgeMain_ii916_105{min-width:0}._pageIntro_ii916_107{border-bottom:2px solid #174f77;padding:0 0 19px;position:relative}._pageIntro_ii916_107>span{color:#8a9aa5;font-size:11px;position:absolute;top:4px;right:0}._pageIntro_ii916_107 h2{color:#193c56;letter-spacing:-.04em;margin:0;font-size:28px;line-height:1.2}._pageIntro_ii916_107 p{color:var(--muted);margin:7px 0 0;font-size:14px}._sectionHeading_ii916_115 h2{color:#0b4a78;letter-spacing:-.04em;margin:0;font-size:25px;line-height:1.25}._sectionHeading_ii916_115 p{color:var(--muted);margin:7px 0 0;font-size:13px;line-height:1.6}._knowledgeStatus_ii916_121{border-bottom:1px solid var(--line);background:#f4f8fa;grid-template-columns:repeat(3,142px) minmax(0,1fr);align-items:stretch;min-height:104px;display:grid}._knowledgeStatus_ii916_121>div{border-right:1px solid #d6e2e9;grid-template-columns:auto 1fr;align-content:center;gap:1px 9px;padding:18px 17px 15px;display:grid}._knowledgeStatus_ii916_121 strong{color:#075184;letter-spacing:-.05em;grid-row:1/3;font-size:29px;line-height:1}._knowledgeStatus_ii916_121 span{color:#294c64;align-self:end;font-size:11px;font-weight:750}._knowledgeStatus_ii916_121 small{color:#8a9aa5;letter-spacing:.04em;font:650 7px/1.2 Montserrat,sans-serif}._knowledgeStatus_ii916_121>p{color:#536b7b;align-self:center;margin:0;padding:19px 20px;font-size:12px;line-height:1.65}._featuredSection_ii916_135{padding:25px 0 32px}._featuredLayout_ii916_137{border-top:2px solid #0f5688;border-bottom:1px solid var(--line);grid-template-columns:280px minmax(0,1fr);margin-top:17px;display:grid}._featuredImage_ii916_139{background:#dce5ea;min-height:225px;overflow:hidden}._featuredImage_ii916_139 img{object-fit:cover;width:100%;height:100%;transition:transform .35s;display:block}._featuredImage_ii916_139:hover img{transform:scale(1.02)}._featuredCopy_ii916_145{padding:24px 27px 19px}._featuredCopy_ii916_145>p:first-child{color:var(--blue);margin:0;font-size:11px;font-weight:800}._featuredCopy_ii916_145 h3{color:#173e59;letter-spacing:-.035em;margin:8px 0 9px;font-size:24px;line-height:1.35}._featuredCopy_ii916_145>p:nth-of-type(2){color:var(--muted);margin:0;font-size:13px;line-height:1.65}._featuredCopy_ii916_145 dl{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:16px 0 0;display:grid}._featuredCopy_ii916_145 dl div{padding:9px 5px}._featuredCopy_ii916_145 dt{color:#7c8e9c;font-size:10px}._featuredCopy_ii916_145 dd{color:#294c64;margin:3px 0 0;font-size:12px;font-weight:700}._textLink_ii916_161{color:#075184;border-bottom:1px solid #075184;gap:10px;margin-top:13px;padding-bottom:3px;font-size:13px;font-weight:750;display:inline-flex}._secondaryTopics_ii916_163{border-top:1px solid var(--line);grid-column:1/-1;grid-template-columns:1fr 1fr;display:grid}._secondaryTopics_ii916_163 article{padding:17px 20px}._secondaryTopics_ii916_163 article:first-child{border-right:1px solid var(--line)}._secondaryTopics_ii916_163 span{color:var(--blue);font-size:10px;font-weight:800}._secondaryTopics_ii916_163 h3{color:#21445c;margin:6px 0;font-size:16px;line-height:1.4}._secondaryTopics_ii916_163 p{color:var(--muted);margin:0;font-size:12px;line-height:1.55}._secondaryTopics_ii916_163 small{color:#8b9aa5;margin-top:7px;font-size:10px;display:block}._readingPathSection_ii916_179{border-top:1px solid var(--line);padding:31px 0 36px}._readingPathGrid_ii916_181{border-top:2px solid #174f77;border-left:1px solid var(--line);grid-template-columns:repeat(2,minmax(0,1fr));margin-top:18px;display:grid}._readingPathGrid_ii916_181 article{border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff;min-height:190px;padding:23px 24px;position:relative}._readingPathGrid_ii916_181 article>span{color:#d5e3eb;font:700 30px/1 Montserrat,sans-serif;position:absolute;top:17px;right:21px}._readingPathGrid_ii916_181 small{color:var(--blue);letter-spacing:.08em;font-size:10px;font-weight:800}._readingPathGrid_ii916_181 h3{color:#173e59;letter-spacing:-.035em;margin:9px 0 8px;font-size:19px}._readingPathGrid_ii916_181 p{max-width:290px;color:var(--muted);margin:0;font-size:12px;line-height:1.65}._readingPathGrid_ii916_181 a{color:#075184;border-bottom:1px solid #8db2c8;margin-top:19px;font-size:11px;font-weight:750;display:inline-block}._readingPathGrid_ii916_181 article:hover{background:#f8fbfd}._fieldFormulaSection_ii916_199{border-top:1px solid var(--line);padding:31px 0 37px}._fieldFormulaGrid_ii916_201{border-top:2px solid #0b789d;border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin-top:17px;display:grid}._fieldFormulaGrid_ii916_201 a{border-right:1px solid var(--line);background:linear-gradient(#f8fbfd,#fff);flex-direction:column;min-height:145px;padding:20px 18px;display:flex}._fieldFormulaGrid_ii916_201 a:last-child{border-right:0}._fieldFormulaGrid_ii916_201 small{color:#078aa6;letter-spacing:.08em;font:800 9px/1.2 Montserrat,Noto Sans KR,sans-serif}._fieldFormulaGrid_ii916_201 strong{color:#153f5c;margin-top:13px;font-size:15px;line-height:1.45}._fieldFormulaGrid_ii916_201 span{color:#6a7f8e;margin-top:8px;font-size:10px;line-height:1.55}._fieldFormulaGrid_ii916_201 a:hover{background:#edf7fa}._librarySection_ii916_217{padding:30px 0 32px;scroll-margin-top:18px}._sectionHeadingRow_ii916_219{justify-content:space-between;align-items:flex-end;gap:20px;display:flex}._resultCount_ii916_221{color:#778b99;white-space:nowrap;font-size:12px}._resultCount_ii916_221 strong{color:var(--blue)}._searchContext_ii916_225{color:#fff;background:#073f75;flex-wrap:wrap;align-items:center;gap:7px 12px;margin-top:15px;padding:10px 14px;font-size:12px;display:flex}._searchContext_ii916_225 strong{border-right:1px solid #ffffff4d;padding-right:12px}._searchContext_ii916_225 span{color:#66dbe4}._searchContext_ii916_225 button{color:#fff;cursor:pointer;border-bottom:1px solid #ffffffb3;margin-left:auto}._articleTable_ii916_233{border-top:2px solid #174f77;margin-top:17px}._tableHeader_ii916_235,._articleRow_ii916_235{grid-template-columns:84px minmax(185px,.95fr) minmax(230px,1.4fr) 58px 78px;align-items:center;display:grid}._tableHeader_ii916_235{color:#49677c;text-align:center;background:#f1f6f9;border-bottom:1px solid #bdced9;min-height:39px;font-size:10px;font-weight:750}._articleRow_ii916_235{border-bottom:1px solid var(--line);min-height:73px}._articleRow_ii916_235:hover{background:#f8fbfd}._articleCategory_ii916_243{color:var(--blue);text-align:center;font-size:11px;font-weight:750}._articleTitle_ii916_245{align-items:center;gap:7px;min-width:0;padding:0 10px;display:flex}._articleTitle_ii916_245>span{color:#2b75a8;flex:none;font-size:18px}._articleTitle_ii916_245 a,._articleTitle_ii916_245 strong{color:#1d435d;font-size:12px;font-weight:750;line-height:1.4}._articleRow_ii916_235>p{color:var(--muted);margin:0;padding:0 13px;font-size:11px;line-height:1.5}._difficulty_ii916_253{text-align:center;font-size:10px;font-weight:750}._difficulty_ii916_253:before{content:"";background:linear-gradient(90deg,#0d649c 33%,#d7e2e9 33%);width:27px;height:4px;margin:0 auto 5px;display:block}._difficulty_ii916_253[data-level=실무]:before{background:linear-gradient(90deg,#0d649c 66%,#d7e2e9 66%)}._difficulty_ii916_253[data-level=심화]:before{background:#0d649c}._rowLink_ii916_261{color:#075184;justify-self:center;font-size:11px;font-weight:750}._reviewing_ii916_263{color:#82929e;text-align:center;justify-self:center;font-size:10px}._emptyState_ii916_265{text-align:center;border-bottom:1px solid var(--line);padding:45px 16px}._emptyState_ii916_265>span{color:#7a9bb0;font-size:38px}._emptyState_ii916_265 h3{margin:8px 0 3px}._emptyState_ii916_265 p{color:var(--muted);margin:0}._problemSection_ii916_275{border-top:1px solid var(--line);padding:31px 0 35px}._problemGrid_ii916_277{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:17px;display:grid}._problemGrid_ii916_277 button{text-align:left;min-height:128px;color:var(--ink);cursor:pointer;background:#fff;border:1px solid #cad9e3;grid-template-columns:36px 1fr;gap:10px;padding:17px 14px;display:grid}._problemGrid_ii916_277 button:hover{background:#f8fcfd;border-color:#58a8c8}._problemGrid_ii916_277 button>span:first-child{color:var(--teal);font-variation-settings:"wght" 250;font-size:32px}._problemGrid_ii916_277 button>span:last-child{flex-direction:column;display:flex}._problemGrid_ii916_277 strong{font-size:14px;line-height:1.4}._problemGrid_ii916_277 small{color:var(--muted);margin-top:6px;font-size:11px;line-height:1.5}._problemGrid_ii916_277 em{color:#075184;margin-top:auto;padding-top:8px;font-size:10px;font-style:normal;font-weight:750}._consultationCta_ii916_293{color:#fff;background:linear-gradient(100deg,#063151,#075184);grid-template-columns:46px 1fr auto;align-items:center;gap:16px;min-height:98px;margin-top:2px;padding:18px 22px;display:grid}._consultationCta_ii916_293>span{font-variation-settings:"wght" 250;font-size:39px}._consultationCta_ii916_293 h2{letter-spacing:-.03em;margin:0 0 4px;font-size:19px}._consultationCta_ii916_293 p{color:#ffffffb8;margin:0;font-size:11px}._consultationCta_ii916_293>a{color:#06436f;background:#fff;justify-content:center;gap:12px;min-width:145px;padding:12px 15px;font-size:12px;font-weight:750;display:flex}._articlePage_ii916_305{background:#fff}._categoryPage_ii916_307{background:linear-gradient(#edf5f9 0,#fff 260px);min-height:560px;padding:112px 24px 58px}._categoryPageInner_ii916_309{width:min(1040px,100% - 40px);margin:0 auto}._categoryPage_ii916_307 ._breadcrumb_ii916_311{color:#5d7485}._categoryIntro_ii916_313{border-bottom:2px solid #174f77;margin:18px 0 20px;padding-bottom:20px}._categoryIntro_ii916_313 h1{color:#153f5c;letter-spacing:-.05em;margin:0;font-size:34px;line-height:1.2}._categoryIntro_ii916_313 p{color:#587181;margin:9px 0 0;font-size:14px}._categoryPageNav_ii916_319{border:1px solid var(--line);background:#fff;flex-wrap:wrap;margin:0 0 31px;display:flex}._categoryPageNav_ii916_319 a{color:#587080;border-right:1px solid var(--line);text-align:center;flex:130px;min-height:46px;padding:13px 14px;font-size:13px}._categoryPageNav_ii916_319 a:last-child{border-right:0}._categoryPageNav_ii916_319 a:hover,._categoryPageNav_ii916_319 ._categoryPageNavActive_ii916_325{color:#fff;background:#073f75;font-weight:750}._categoryArticleList_ii916_327{border-top:2px solid #0f5688;margin-top:17px}._categoryArticleList_ii916_327>article{border-bottom:1px solid var(--line);background:#fff;grid-template-columns:260px minmax(0,1fr);display:grid}._categoryArticleList_ii916_327 img{object-fit:cover;width:100%;height:190px;display:block}._categoryArticleList_ii916_327>article>div{padding:20px 24px}._categoryArticleList_ii916_327>article>div>p:first-child{color:var(--blue);margin:0;font-size:11px;font-weight:750}._categoryArticleList_ii916_327 h2{color:#123f60;letter-spacing:-.035em;margin:6px 0 7px;font-size:21px}._categoryArticleList_ii916_327 h2 a{color:inherit}._categoryArticleList_ii916_327 h2 a:hover{color:#0878c5}._categoryArticleList_ii916_327>article>div>p:not(:first-child){color:#5c7383;margin:0;font-size:13px;line-height:1.65}._categoryArticleList_ii916_327 dl{gap:24px;margin:13px 0 11px;display:flex}._categoryArticleList_ii916_327 dl div{gap:2px;display:grid}._categoryArticleList_ii916_327 dt{color:#7b8e9c;font-size:10px}._categoryArticleList_ii916_327 dd{color:#1b4d6d;margin:0;font-size:11px;font-weight:750}._categoryPage_ii916_307 ._consultationCta_ii916_293{margin:32px 0 0}._articleHero_ii916_355{color:#fff;background:linear-gradient(90deg,#03223af7,#054167b8),url(/media/hero-cooling-tower-poster-fast) 50% 44%/cover no-repeat;min-height:285px;padding:105px 24px 27px}._articleHeroInner_ii916_357{width:min(1040px,100% - 40px);margin:0 auto}._breadcrumb_ii916_311{color:#ffffffb3;align-items:center;gap:8px;font-size:11px;display:flex}._breadcrumb_ii916_311 a{color:inherit}._articleHero_ii916_355 h1{letter-spacing:-.05em;max-width:800px;margin:18px 0 9px;font-size:clamp(34px,4vw,44px);line-height:1.16}._articleHeroInner_ii916_357>p{color:#ffffffc7;max-width:760px;margin:0;font-size:14px;line-height:1.7}._articleMeta_ii916_367,._authorMeta_ii916_367{color:#ffffffc2;border-top:1px solid #ffffff3b;flex-wrap:wrap;align-items:center;gap:9px 22px;margin-top:17px;padding:10px 0;font-size:11px;display:flex}._articleMeta_ii916_367 span,._authorMeta_ii916_367 span{align-items:center;gap:6px;display:inline-flex}._articleMeta_ii916_367 i,._authorMeta_ii916_367 i{color:#72d9f2;font-size:17px;font-style:normal}._authorMeta_ii916_367{border-bottom:1px solid #ffffff3b;margin-top:0}._authorMeta_ii916_367 strong{color:#fff}._articleLayout_ii916_377{grid-template-columns:190px minmax(0,1fr);align-items:start;gap:30px;width:min(1040px,100% - 40px);margin:32px auto 45px;display:grid}._toc_ii916_379{border:1px solid var(--line);position:sticky;top:18px}._toc_ii916_379>strong{color:#fff;background:#073f75;border-left:4px solid #0db4ce;padding:14px 15px;display:block}._toc_ii916_379 nav{display:grid}._toc_ii916_379 a{color:#536c7e;border-top:1px solid var(--line);padding:10px 14px;font-size:12px}._toc_ii916_379 a:hover,._toc_ii916_379 ._tocActive_ii916_387{color:#075184;background:#f1f6f9;font-weight:750}._articleBody_ii916_389{min-width:0}._articleBody_ii916_389 section{border-bottom:1px solid #e2eaf0;padding:3px 0 25px;scroll-margin-top:20px}._articleBody_ii916_389 section+section{padding-top:26px}._articleBody_ii916_389 h2{color:#0a4b7b;letter-spacing:-.035em;margin:0 0 14px;font-size:23px;line-height:1.35}._articleBody_ii916_389 p{color:#4f6677;margin:0 0 12px;font-size:14px;line-height:1.8}._answerBox_ii916_399{background:#f8fbfe;border:1px solid #7da8c6;padding:18px 20px}._answerBox_ii916_399 ul{margin:0;padding-left:18px}._answerBox_ii916_399 li{color:#34546b;margin:5px 0;font-size:13px;line-height:1.65}._articleFigure_ii916_405{border:1px solid var(--line);background:#f4f7f9;margin:18px 0}._articleFigure_ii916_405 img{object-fit:cover;object-position:center 44%;width:100%;height:300px;display:block}._articleFigure_ii916_405 figcaption{color:#6b7f8e;padding:9px 12px;font-size:10px;line-height:1.5}._formulaBox_ii916_411{background:#fbfdff;border:1px solid #79a9cd;margin:17px 0 2px;padding:18px 20px}._formulaBox_ii916_411>strong{color:#0a4b7b;margin-bottom:10px;display:block}._formulaBox_ii916_411 p{color:#2f4f66;margin:6px 0;font-family:Montserrat,Noto Sans KR,sans-serif}._formulaBox_ii916_411 small{color:#6b7f8f;margin-top:10px;font-size:11px;line-height:1.55;display:block}._responsiveTable_ii916_419{overflow-x:auto}._comparisonSection_ii916_421 ._responsiveTable_ii916_419{border:1px solid #cbd9e3}._comparisonSection_ii916_421 table{min-width:650px}._comparisonSection_ii916_421 caption{color:#5f7484;caption-side:bottom;text-align:left;background:#f4f8fa;padding:11px 13px;font-size:11px;line-height:1.55}._comparisonSection_ii916_421 tbody th{width:132px}._comparisonSection_ii916_421 td{color:#405b6d;width:39%}._responsiveTable_ii916_419 table{border-collapse:collapse;width:100%;font-size:11px;line-height:1.5}._responsiveTable_ii916_419 th,._responsiveTable_ii916_419 td{text-align:left;vertical-align:top;border:1px solid #cbd9e3;padding:10px 11px}._responsiveTable_ii916_419 thead th{color:#fff;text-align:center;background:#075184}._responsiveTable_ii916_419 tbody th{color:#0a5185;background:#f3f8fb;width:90px}._noteBox_ii916_439{border-left:4px solid var(--teal);background:#eff9f9;margin-top:15px;padding:16px 18px}._noteBox_ii916_439 strong{color:#08717a}._noteBox_ii916_439 p{margin:5px 0 0;font-size:12px}._faqSection_ii916_445 details{border:1px solid var(--line);background:#fff;border-bottom:0}._faqSection_ii916_445 details:last-child{border-bottom:1px solid var(--line)}._faqSection_ii916_445 summary{color:#1b4965;cursor:pointer;padding:13px 42px 13px 16px;font-size:13px;font-weight:750;list-style:none;position:relative}._faqSection_ii916_445 summary::-webkit-details-marker{display:none}._faqSection_ii916_445 summary:after{content:"+";color:var(--blue);font:400 23px/1 Montserrat,sans-serif;position:absolute;top:9px;right:15px}._faqSection_ii916_445 details[open] summary{color:#075184;background:#f3f8fb}._faqSection_ii916_445 details[open] summary:after{content:"−"}._faqSection_ii916_445 details p{margin:0;padding:0 16px 14px;font-size:13px}._checklist_ii916_461{margin:0;padding:0;list-style:none}._checklist_ii916_461 li{border-bottom:1px solid var(--line);color:#465f71;padding:10px 10px 10px 32px;font-size:13px;line-height:1.55;position:relative}._checklist_ii916_461 li:before{content:"";border:2px solid #83a1b5;width:13px;height:13px;position:absolute;top:12px;left:4px}._references_ii916_467 ol{color:#465f71;padding-left:20px;font-size:13px;line-height:1.7}._references_ii916_467 a{color:#075184;border-bottom:1px solid #9cb8c9}._references_ii916_467>p{color:#5d7180;background:#f4f7f9;margin-top:15px;padding:14px 16px;font-size:11px}._documentInfo_ii916_473{grid-column:2;grid-template-columns:190px minmax(0,1fr);align-items:start;gap:12px;display:grid}._articleActions_ii916_475{grid-template-columns:1fr;gap:7px;display:grid}._articleActions_ii916_475 button{color:#315c79;font:inherit;cursor:pointer;background:#fff;border:1px solid #c6d5df;justify-content:center;align-items:center;gap:5px;padding:9px 6px;font-size:11px;display:flex}._articleActions_ii916_475 span{font-size:16px}._documentInfo_ii916_473>div:last-child{border:1px solid var(--line)}._documentInfo_ii916_473 h2{color:#0b4e7b;background:#f3f7fa;margin:0;padding:12px 14px;font-size:15px}._documentInfo_ii916_473 dl{grid-template-columns:repeat(3,1fr);margin:0;padding:3px 14px 10px;display:grid}._documentInfo_ii916_473 dl div{border-right:1px solid var(--line);padding:10px 8px}._documentInfo_ii916_473 dl div:last-child{border-right:0}._documentInfo_ii916_473 dt{color:#607888;font-size:10px}._documentInfo_ii916_473 dd{color:#153e5a;margin:5px 0 0;font-size:12px;font-weight:750}._documentInfo_ii916_473 dd span{color:#176b94;background:#f2fafc;border:1px solid #c8dfe9;margin:3px 3px 0 0;padding:3px 5px;font-size:9px;display:inline-block}._relatedSection_ii916_497{border-top:2px solid #174f77;width:min(1040px,100% - 40px);margin:0 auto;padding:31px 0 36px}._relatedSection_ii916_497>h2{color:#0c4b76;margin:0 0 16px;font-size:23px}._relatedSection_ii916_497>div{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}._relatedSection_ii916_497 article{border:1px solid var(--line);padding:16px 17px}._relatedSection_ii916_497 article span{color:#738896;font-size:9px}._relatedSection_ii916_497 article h3{color:#183f59;margin:7px 0;font-size:14px;line-height:1.4}._relatedSection_ii916_497 article p{color:var(--muted);margin:0;font-size:11px;line-height:1.5}._articlePage_ii916_305 ._consultationCta_ii916_293{width:min(1040px,100% - 40px);margin:0 auto 42px}@media (width<=860px){._heroCopy_ii916_51{grid-template-columns:1fr 330px;gap:8px 28px}._knowledgeShell_ii916_71{grid-template-columns:1fr;gap:22px}._knowledgeSidebar_ii916_73{grid-template-columns:180px 1fr;display:grid;position:static}._sidebarTitle_ii916_75{border-bottom:0;border-right:1px solid var(--line);min-height:88px}._categoryRail_ii916_81{grid-template-columns:repeat(4,1fr)}._categoryRail_ii916_81 button{text-align:center;border-right:1px solid #e6ecef;padding:0 10px}._sidebarContact_ii916_93,._tableHeader_ii916_235{display:none}._articleRow_ii916_235{grid-template-columns:90px 1fr auto;gap:7px;padding:14px}._articleRow_ii916_235>p{grid-column:2/-1;padding:0 10px}._difficulty_ii916_253{grid-column:2;justify-self:start;padding-left:10px}._difficulty_ii916_253:before{display:none}._rowLink_ii916_261,._reviewing_ii916_263{grid-area:1/3}._articleLayout_ii916_377{grid-template-columns:1fr}._toc_ii916_379{position:static}._toc_ii916_379 nav{grid-template-columns:repeat(3,1fr)}._documentInfo_ii916_473{grid-column:auto}._categoryPage_ii916_307{padding-top:90px}._knowledgeStatus_ii916_121{grid-template-columns:repeat(3,1fr)}._knowledgeStatus_ii916_121>p{border-top:1px solid var(--line);grid-column:1/-1}}@media (width<=600px){._hero_ii916_33{min-height:300px;padding:72px 14px 0}._heroInner_ii916_49{width:100%;min-height:228px}._heroCopy_ii916_51{display:block}._heroCopy_ii916_51 h1{font-size:37px}._heroCopy_ii916_51>p{margin-top:9px;font-size:13px}._searchForm_ii916_57{height:47px;margin-top:18px}._searchForm_ii916_57 button{min-width:88px}._knowledgeShell_ii916_71{width:calc(100% - 28px);margin-top:20px}._knowledgeSidebar_ii916_73{display:block}._sidebarTitle_ii916_75{border-right:0;border-bottom:1px solid var(--line);min-height:68px;padding:13px 16px}._sidebarTitle_ii916_75 strong{font-size:20px}._categoryRail_ii916_81{grid-template-columns:repeat(2,1fr)}._categoryRail_ii916_81 button{min-height:40px;font-size:12px}._pageIntro_ii916_107>span{margin-bottom:8px;display:block;position:static}._pageIntro_ii916_107 h2{font-size:25px}._featuredLayout_ii916_137{grid-template-columns:1fr}._featuredImage_ii916_139{min-height:220px}._featuredCopy_ii916_145{padding:20px}._featuredCopy_ii916_145 h3{font-size:22px}._featuredCopy_ii916_145 dl{grid-template-columns:1fr}._featuredCopy_ii916_145 dl div{border-bottom:1px solid var(--line);justify-content:space-between;display:flex}._secondaryTopics_ii916_163{grid-template-columns:1fr}._secondaryTopics_ii916_163 article:first-child{border-right:0;border-bottom:1px solid var(--line)}._knowledgeStatus_ii916_121{grid-template-columns:1fr}._knowledgeStatus_ii916_121>div{border-right:0;border-bottom:1px solid var(--line)}._knowledgeStatus_ii916_121>p{grid-column:auto}._readingPathGrid_ii916_181{grid-template-columns:1fr}._readingPathGrid_ii916_181 article{min-height:170px}._fieldFormulaGrid_ii916_201{grid-template-columns:1fr}._fieldFormulaGrid_ii916_201 a{border-right:0;border-bottom:1px solid var(--line);min-height:125px}._sectionHeadingRow_ii916_219{flex-direction:column;align-items:flex-start;gap:8px}._articleRow_ii916_235{grid-template-columns:1fr auto}._articleCategory_ii916_243{text-align:left;grid-column:1}._articleTitle_ii916_245,._articleRow_ii916_235>p{grid-column:1/-1;padding:0}._difficulty_ii916_253{grid-column:1;padding:0}._rowLink_ii916_261,._reviewing_ii916_263{grid-area:auto/2}._problemGrid_ii916_277{grid-template-columns:1fr}._problemGrid_ii916_277 button{min-height:108px}._consultationCta_ii916_293{grid-template-columns:38px 1fr;padding:18px}._consultationCta_ii916_293>span{font-size:34px}._consultationCta_ii916_293>a{grid-column:2;justify-self:start;min-width:135px}._articleHero_ii916_355{min-height:315px;padding:92px 14px 22px}._articleHeroInner_ii916_357{width:100%}._articleHero_ii916_355 h1{margin-top:14px;font-size:32px}._articleHeroInner_ii916_357>p{font-size:13px}._articleMeta_ii916_367,._authorMeta_ii916_367{flex-direction:column;align-items:flex-start;gap:7px}._articleLayout_ii916_377{width:calc(100% - 28px);margin-top:22px}._toc_ii916_379 nav{grid-template-columns:1fr 1fr}._articleBody_ii916_389 h2{font-size:21px}._answerBox_ii916_399,._formulaBox_ii916_411{padding:16px}._articleFigure_ii916_405 img{height:220px}._documentInfo_ii916_473{grid-template-columns:1fr}._articleActions_ii916_475{grid-template-columns:1fr 1fr}._documentInfo_ii916_473 dl{grid-template-columns:1fr}._documentInfo_ii916_473 dl div{border-right:0;border-bottom:1px solid var(--line)}._relatedSection_ii916_497{width:calc(100% - 28px)}._relatedSection_ii916_497>div{grid-template-columns:1fr}._articlePage_ii916_305 ._consultationCta_ii916_293{width:calc(100% - 28px)}._categoryPage_ii916_307{padding:82px 14px 42px}._categoryPageInner_ii916_309{width:100%}._categoryIntro_ii916_313 h1{font-size:29px}._categoryPageNav_ii916_319 a{border-bottom:1px solid var(--line);flex-basis:50%}._categoryArticleList_ii916_327>article{grid-template-columns:1fr}._categoryArticleList_ii916_327 img{height:205px}._categoryArticleList_ii916_327>article>div{padding:18px}._categoryArticleList_ii916_327 h2{font-size:20px}._categoryArticleList_ii916_327 dl{gap:16px}}@media print{._knowledgeSite_ii916_1 header,._knowledgeSite_ii916_1 footer,._toc_ii916_379,._documentInfo_ii916_473,._consultationCta_ii916_293,._relatedSection_ii916_497{display:none!important}._articleHero_ii916_355{color:#000;background:#fff;min-height:auto;padding-top:20px}._articleLayout_ii916_377{width:100%;margin:20px 0;display:block}._articleBody_ii916_389 section{break-inside:avoid}}