.hvac-film{margin:0;background:#080e14;color:#e8ece9;position:relative;scroll-margin-top:85px}.hvac-film [hidden]{display:none!important}.hvac-film-stage{position:relative;isolation:isolate;overflow:hidden;background:#080e14;aspect-ratio:16/9}.hvac-film-stage video{display:block;width:100%;height:100%;object-fit:contain}.hvac-film-stage:after{content:none}.hvac-film-chapters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:#10212d;border-top:1px solid #3a4a54}.hvac-film-chapters button{position:relative;min-width:0;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;min-height:80px;padding:25px 7%;border:0;border-right:1px solid #3a4a54;background:transparent;color:#93a9b6;text-align:left;overflow:hidden;transition:background .25s,color .25s}.hvac-film-chapters button:last-child{border-right:0}.hvac-film-chapters button:hover{background:#1a303e;color:#e4e9e5}.hvac-film-chapters button[aria-pressed=true]{background:#1b303e;color:#f0ece1}.hvac-film-chapters button:focus-visible,.hvac-film .film-pause:focus-visible{outline:2px solid #d5bc83;outline-offset:-4px}.hvac-chapter-number{font-size:9px;letter-spacing:1px;color:#8e9fa6}.hvac-film-chapters button[aria-pressed=true] .hvac-chapter-number{color:#d6bd88}.hvac-chapter-name{font-size:12px;line-height:1.5}.hvac-chapter-time{font-size:8px;font-variant-numeric:tabular-nums;letter-spacing:.7px;opacity:.7}.hvac-film-chapters i{position:absolute;bottom:0;left:0;width:100%;height:2px;background:#d5bc83;transform:scaleX(var(--hvac-chapter-progress,0));transform-origin:left;pointer-events:none;opacity:0}.hvac-film-chapters button[aria-pressed=true] i{opacity:1}.hvac-film-footer{background:#0e1c27!important;border-top:1px solid #344650;flex-wrap:wrap}.hvac-film-footer>p{max-width:none!important;font-size:11px!important;line-height:1.7;flex:1 1 280px}.hvac-film-footer .film-pause{white-space:nowrap;flex-shrink:0;min-height:42px}.hvac-film-error{position:absolute;z-index:2;left:4%;right:4%;top:50%;transform:translateY(-50%);font-size:13px;color:#d5dfe0;text-align:center}.hvac-announcement,.hvac-film .hvac-visually-hidden{position:absolute!important;inset:auto!important;left:0!important;top:0!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;clip-path:inset(50%)!important;white-space:nowrap!important;border:0!important;pointer-events:none}
.hvac-design{background:#e2e6e0}.hvac-design-intro{display:grid;grid-template-columns:1.15fr 1fr;gap:25px 12%;align-items:end;padding-bottom:60px}.hvac-design-intro .eyebrow{grid-column:1/-1;margin:0}.hvac-design-intro h2{font-size:clamp(39px,4.8vw,67px)}.hvac-design-intro>p:last-child{font-size:15px;color:#58666b;max-width:420px}.hvac-disciplines{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:42px 7%;padding-top:38px;border-top:1px solid #a8b6b8}.hvac-disciplines article>span{font-size:9px;letter-spacing:1.2px;text-transform:uppercase;color:#627575}.hvac-disciplines h3{font-size:30px;line-height:1.15;letter-spacing:-1px;margin:24px 0 19px;max-width:390px}.hvac-disciplines p{font-size:13px;line-height:1.75;color:#56666b}.hvac-disciplines .text-link{font-size:10px;margin-top:25px}
@media(max-width:1100px){.hvac-film-chapters button{padding:22px 7%;gap:12px}.hvac-chapter-time{display:none}.hvac-design-intro{gap:25px 8%}.hvac-disciplines{gap:38px 4%}}
@media(max-width:720px){.hvac-film{scroll-margin-top:70px}.hvac-film-chapters{grid-template-columns:repeat(2,minmax(0,1fr))}.hvac-film-chapters button:nth-child(-n+2){border-bottom:1px solid #3a4a54}.hvac-film-chapters button:nth-child(2){border-right:0}.hvac-film-chapters button{grid-template-columns:1fr;align-items:start;align-content:start;gap:8px;padding:18px 14px;min-height:88px}.hvac-chapter-name{font-size:12px;line-height:1.45}.hvac-chapter-number{font-size:8px}.hvac-film-footer{align-items:flex-start!important;gap:16px!important;padding:20px 6%!important}.hvac-film-footer>p{font-size:9px!important;flex:1 1 100%}.hvac-film-footer .film-pause{font-size:10px;min-height:42px}.hvac-design-intro{display:block;padding-bottom:36px}.hvac-design-intro .eyebrow{margin-bottom:25px}.hvac-design-intro h2{font-size:41px}.hvac-design-intro>p:last-child{font-size:14px;margin-top:25px;max-width:none}.hvac-disciplines{grid-template-columns:1fr;gap:0;padding-top:0;border-top:0}.hvac-disciplines article{padding:31px 0;border-top:1px solid #a8b6b8}.hvac-disciplines article:last-child{padding-bottom:0}.hvac-disciplines h3{font-size:28px;margin:17px 0 14px;max-width:none}.hvac-disciplines p{font-size:13px}.hvac-disciplines .text-link{margin-top:19px}}
@media(max-width:390px){.hvac-film-chapters button{padding:17px 11px;gap:8px}.hvac-chapter-name{font-size:11px}}
@media(prefers-reduced-motion:reduce){.hvac-film *{scroll-behavior:auto;transition:none!important}}
.hvac-film .hvac-announcement-visible{position:static!important;inset:auto!important;width:auto!important;height:auto!important;padding:12px 6%!important;margin:0!important;overflow:visible!important;clip:auto!important;clip-path:none!important;white-space:normal!important;pointer-events:auto;background:#0e1c27;color:#d5bc83;font-size:11px;line-height:1.6;border-bottom:1px solid #344650!important}