#content_area:has(#casrtu-library){background:#141314}#casrtu-library{display:block;box-sizing:border-box;width:100%;margin:0 auto;padding:0 0 88px;background:#141314;color:#f5f5f5;font:16px/1.5 Roboto,sans-serif}#casrtu-library *,#casrtu-library ::after,#casrtu-library ::before{box-sizing:border-box}#casrtu-library #heading{position:relative;overflow:hidden;padding:72px 24px 64px;border-bottom:1px solid #353438;background:#1c1b1d;text-align:left}#casrtu-library #heading::before{position:absolute;inset:0;background:url(/assets/img/catalog-content/fans/rtu-doas/backgrounds/fan-assembly.svg) right 15% center/640px auto no-repeat;content:"";filter:invert(1);opacity:.08;pointer-events:none}#casrtu-library #heading .heading-inner{position:relative;max-width:1032px;margin:0 auto}#casrtu-library #heading h1{max-width:20ch;color:#fff;font-family:"Roboto Condensed",sans-serif;font-size:clamp(40px,5vw,62px);font-weight:700;line-height:1.03;letter-spacing:0;text-transform:none}#casrtu-library #heading p{max-width:60ch;margin:24px 0 0;color:#e0e0e0;font-size:18px}#casrtu-library .cabinet-nav{display:flex;flex-wrap:wrap;align-items:center;gap:10px;max-width:1080px;margin:0 auto;padding:28px 24px;border-bottom:1px solid #3a393d}#casrtu-library .cabinet-nav__label{margin-right:10px;color:#cbcbcb;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase}#casrtu-library .cabinet-nav a{display:inline-flex;min-height:44px;align-items:center;justify-content:center;padding:8px 18px;border:1px solid #5a595d;border-radius:100px;background:#242326;color:#60d5ef;font-size:15px;font-weight:700;text-decoration:none}#casrtu-library .cabinet-nav a:hover{background:#00bde6;border-color:#00bde6;color:#101517}#casrtu-library a:focus-visible{outline:3px solid #00bde6;outline-offset:3px}#casrtu-library #content{display:block;width:100%;max-width:1080px;margin:0 auto;padding:0 24px}#casrtu-library .drawing-group{width:100%;margin-top:64px;scroll-margin-top:112px}#casrtu-library .drawing-group h2{margin:0 0 28px;color:#fff;font-family:"Roboto Condensed",sans-serif;font-size:32px;font-weight:700;line-height:1.2;letter-spacing:0;text-transform:none}#casrtu-library .unit-group+.unit-group{margin-top:36px}#casrtu-library .unit-group h3{margin:0 0 14px;color:#e4e4e4;font-family:"Roboto Condensed",sans-serif;font-size:23px;font-weight:600;line-height:1.2;letter-spacing:0;text-transform:none}#casrtu-library .drawing-table-wrap{width:100%}#casrtu-library .drawing-table{width:100%;table-layout:fixed;border-collapse:collapse;border-top:2px solid #00bde6}#casrtu-library .drawing-table caption{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}#casrtu-library .drawing-table td,#casrtu-library .drawing-table th{width:25%;padding:0;border-bottom:1px solid #3b393d;text-align:left;vertical-align:middle}#casrtu-library .drawing-table--single-return td,#casrtu-library .drawing-table--single-return th{width:50%}#casrtu-library .drawing-table thead th{padding:13px 16px;background:#2a292c;color:#f5f5f5;font-size:14px;font-weight:700}#casrtu-library .drawing-table tbody th{padding:16px;background:#1c1b1d;color:#e4e4e4;font-size:15px;font-weight:700}#casrtu-library .drawing-table tbody td+td,#casrtu-library .drawing-table thead th+th{border-left:1px solid #3b393d}#casrtu-library .drawing-table .drawing-downloads{display:flex;min-height:64px;align-items:center;padding:12px 16px;background:#242326}#casrtu-library .drawing-table .drawing-downloads__links{display:flex;flex-wrap:wrap;gap:8px}#casrtu-library .drawing-table td a{display:inline-flex;min-height:36px;align-items:center;justify-content:center;padding:6px 12px;border:1px solid #5795a2;border-radius:4px;color:#75dff5;font-size:13px;font-weight:700;line-height:1.2;text-decoration:none}#casrtu-library .drawing-table td a:hover{border-color:#00bde6;background:#00bde6;color:#101517}#casrtu-library .drawing-table td a:focus-visible{background:#00bde6;color:#101517}#casrtu-library .drawing-table .drawing-downloads__links a:last-child{border-color:#777579;color:#f0eeee}#casrtu-library .drawing-table .drawing-downloads__links a:last-child:focus-visible,#casrtu-library .drawing-table .drawing-downloads__links a:last-child:hover{border-color:#00bde6;background:#00bde6;color:#101517}#casrtu-library .drawing-table .mobile-return{display:none}#casrtu-library .drawing-group--related{margin-top:56px;padding-top:28px;border-top:1px solid #3a393d}#casrtu-library .related-drawing{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;padding:10px 16px;border-radius:12px;background:#1c1b1d;color:#f5f5f5;font-size:15px}#casrtu-library .related-drawing__links{display:flex;flex-wrap:wrap;gap:8px}#casrtu-library .related-drawing a{display:inline-flex;min-height:36px;align-items:center;justify-content:center;padding:6px 12px;border:1px solid #5795a2;border-radius:4px;color:#75dff5;font-size:13px;font-weight:700;line-height:1.2;text-decoration:none}#casrtu-library .related-drawing a:focus-visible,#casrtu-library .related-drawing a:hover{border-color:#00bde6;background:#00bde6;color:#101517}#casrtu-library .related-drawing a:last-child{border-color:#777579;color:#f0eeee}#casrtu-library .related-drawing a:last-child:focus-visible,#casrtu-library .related-drawing a:last-child:hover{border-color:#00bde6;background:#00bde6;color:#101517}@media (max-width:640px){#casrtu-library{padding-bottom:64px}#casrtu-library #heading{padding:48px 16px 44px}#casrtu-library #heading::before{background-position:center right -190px;background-size:500px auto}#casrtu-library #heading p{font-size:16px}#casrtu-library #heading h1{font-size:40px}#casrtu-library .cabinet-nav{gap:8px;padding:24px 16px}#casrtu-library .cabinet-nav__label{flex-basis:100%}#casrtu-library .cabinet-nav a{flex:1 1 auto;padding-inline:10px}#casrtu-library #content{padding:0 16px}#casrtu-library .drawing-group{margin-top:48px}#casrtu-library .drawing-group h2{font-size:28px;margin-bottom:20px}#casrtu-library .unit-group+.unit-group{margin-top:32px}#casrtu-library .unit-group h3{font-size:21px}#casrtu-library .drawing-table{display:block}#casrtu-library .drawing-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}#casrtu-library .drawing-table tbody{display:block}#casrtu-library .drawing-table tbody tr{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}#casrtu-library .drawing-table--single-return tbody tr{grid-template-columns:minmax(0,1fr)}#casrtu-library .drawing-table tbody th{display:block;grid-column:1/-1;width:100%;padding:10px 12px;background:#29282b}#casrtu-library .drawing-table tbody td{display:block;width:100%}#casrtu-library .drawing-table tbody td+td{border-left:1px solid #3b393d}#casrtu-library .drawing-table .drawing-downloads{min-height:84px;flex-direction:column;align-items:flex-start;justify-content:center;gap:8px;padding:10px}#casrtu-library .drawing-table .drawing-downloads__links{gap:4px}#casrtu-library .drawing-table td a{min-height:36px;padding:6px 7px;font-size:12px}#casrtu-library .drawing-table--single-return .drawing-downloads{min-height:60px;flex-direction:row;align-items:center;justify-content:space-between}#casrtu-library .drawing-table .mobile-return{display:block;color:#ededed;font-weight:500}#casrtu-library .related-drawing{align-items:flex-start;flex-direction:column;gap:4px}}