.hvac-iaq-page{--hvac-iaq-deep:#102d50;--hvac-iaq-blue:#1e88ff;--hvac-iaq-pale:#f4f8fc}
.hvac-iaq-hero{background:linear-gradient(90deg,rgba(247,250,255,.98) 0%,rgba(247,250,255,.95) 45%,rgba(247,250,255,.68) 64%,rgba(247,250,255,.12) 100%),url("/assets/solutions-import/img/pages/all/home.webp") center 47%/cover no-repeat}
.hvac-iaq-hero .iaq-hero__grid{min-height:500px}
.hvac-iaq-hero .iaq-hero__lead strong{font-weight:600}
.hvac-iaq-flow{overflow:hidden;background:#fff}
.hvac-iaq-flow__diagram{display:grid;grid-template-columns:minmax(370px,.96fr) minmax(120px,.3fr) minmax(400px,1.24fr);align-items:center;gap:0;max-width:1280px;margin:0 auto}
.hvac-iaq-flow__source,.hvac-iaq-flow__branch{position:relative;box-sizing:border-box;border:1px solid #d5e3f2;border-radius:14px;background:#fff;box-shadow:0 16px 38px rgba(18,45,76,.08)}
.hvac-iaq-flow__source{z-index:2;padding:30px 32px;background:linear-gradient(145deg,#fff,#f1f7fd);color:var(--iaq-ink)}
.hvac-iaq-flow__source h3,.hvac-iaq-flow__branch h3{margin:8px 0 14px;font-size:clamp(20px,1.45vw,26px);font-weight:500;line-height:1.2}
.hvac-iaq-flow__step{margin:0;color:#67aeff;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.hvac-iaq-flow__sensing{display:grid;justify-items:center;gap:14px;margin-top:12px}
.hvac-iaq-flow__product{display:grid;justify-items:center;margin:0}
.hvac-iaq-flow__product img{display:block;object-fit:contain;filter:drop-shadow(0 12px 16px rgba(18,45,76,.2))}
.hvac-iaq-flow__product--sensor{grid-template-columns:142px 1fr;align-items:center;justify-items:start;width:100%}
.hvac-iaq-flow__product--sensor img{width:132px;height:104px}
.hvac-iaq-flow__product--controller img{width:min(100%,330px);height:164px}
.hvac-iaq-flow__product figcaption{margin-top:2px;color:#405a73;font-size:12px;font-weight:700}
.hvac-iaq-flow__product figcaption small{display:block;margin-top:3px;color:#72869a;font-size:10px;font-weight:500;line-height:1.35}
.hvac-iaq-flow__optional{position:relative;width:100%;padding:16px 8px 8px;border-top:1px dashed #83b9ed}
.hvac-iaq-flow__optional-label{position:absolute;top:-10px;left:50%;padding:3px 9px;border:1px solid #b9d8f5;border-radius:999px;background:#f5f9fd;color:#3f8fe2;font-size:9px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;transform:translateX(-50%)}
.hvac-iaq-flow__metrics{display:flex;flex-wrap:wrap;justify-content:center;gap:6px;margin-top:14px}
.hvac-iaq-flow__metrics span{padding:6px 9px;border:1px solid #c7d9eb;border-radius:999px;background:#fff;color:#3f5870;font-size:11px}
.hvac-iaq-flow__pulse{position:absolute;top:22px;right:24px;width:13px;height:13px;border-radius:50%;background:#59a7ff}
.hvac-iaq-flow__links{width:100%;height:480px;overflow:visible}
.hvac-iaq-flow__link{fill:none;stroke:#87bfff;stroke-width:3;stroke-dasharray:8 10;stroke-dashoffset:0}
.hvac-iaq-flow__branches{display:grid;gap:18px}
.hvac-iaq-flow__branch{padding:24px 26px;border-color:#6daeff;box-shadow:0 18px 42px rgba(30,136,255,.1)}
.hvac-iaq-flow__branch h3{color:var(--iaq-ink)}
.hvac-iaq-flow__branch>p:last-child{margin:0;color:var(--iaq-copy);font-size:14px;line-height:1.65}
.hvac-iaq-page .iaq-features a{display:flex;align-items:center;min-height:50px;padding:12px 16px;border:1px solid #45617e;color:#fff;font-size:14px;text-decoration:none;transition:border-color .2s ease,background .2s ease}
.hvac-iaq-page .iaq-features a:hover,.hvac-iaq-page .iaq-features a:focus-visible{border-color:#72b4ff;background:rgba(72,136,248,.14);outline:0}
.dcv-plenum-integration{overflow:hidden;background:#f4f8fc}
.dcv-plenum-integration__grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(420px,.92fr);align-items:center;gap:clamp(56px,7vw,110px)}
.dcv-plenum-integration__visual{position:relative;display:grid;grid-template-columns:minmax(0,1.12fr) auto minmax(0,.88fr);align-items:center;gap:30px;min-height:440px;padding:20px 0;border:0;border-radius:0;background:transparent;box-shadow:none}
.dcv-plenum-integration__visual:before{display:none}
.dcv-plenum-integration__product{position:relative;z-index:1;display:grid;justify-items:center;margin:0;text-align:center}
.dcv-plenum-integration__product img{display:block;width:100%;height:310px;object-fit:contain;filter:drop-shadow(0 18px 18px rgba(18,45,76,.2))}
.dcv-plenum-integration__product--damper img{height:275px}
.dcv-plenum-integration__product figcaption{margin-top:18px;color:#23405f;font-size:14px;font-weight:700}
.dcv-plenum-integration__connector{position:relative;z-index:2;display:block;color:#1e88ff;text-align:center}
.dcv-plenum-integration__connector b{display:block;width:auto;height:auto;border:0;border-radius:0;background:transparent;font-size:64px;font-weight:300;line-height:1;box-shadow:none}
.dcv-plenum-integration__connector small{display:none}
.dcv-plenum-integration__copy{max-width:650px}
.dcv-plenum-integration__copy h2{margin:0;color:#23405f;font-size:clamp(30px,2.5vw,42px);font-weight:500;line-height:1.15}
.dcv-plenum-integration__copy>p:not(.gas-label){margin:22px 0 0;color:#4d6073;font-size:16px;line-height:1.76}
.dcv-plenum-integration__copy .gas-btn{margin-top:30px}
@media(max-width:900px){.hvac-iaq-flow__diagram{grid-template-columns:1fr;gap:22px}.hvac-iaq-flow__source{width:min(100%,520px);margin-inline:auto}.hvac-iaq-flow__links{width:100%;height:110px;transform:rotate(90deg)}.hvac-iaq-flow__branches{gap:14px}}
@media(max-width:980px){.dcv-plenum-integration__grid{grid-template-columns:1fr;gap:42px}.dcv-plenum-integration__copy{max-width:760px}}
@media(max-width:780px){.hvac-iaq-hero{background:linear-gradient(rgba(247,250,255,.94),rgba(247,250,255,.9)),url("/assets/solutions-import/img/pages/all/home.webp") center/cover no-repeat}.dcv-plenum-integration__visual{min-height:360px;padding:20px 0}.dcv-plenum-integration__product img{height:225px}.dcv-plenum-integration__product--damper img{height:205px}.dcv-plenum-integration__copy h2{font-size:clamp(27px,7vw,34px)}}
@media(max-width:600px){.dcv-plenum-integration__visual{grid-template-columns:1fr;gap:20px}.dcv-plenum-integration__product img,.dcv-plenum-integration__product--damper img{height:210px}.dcv-plenum-integration__connector b{font-size:54px}.dcv-plenum-integration__copy .gas-btn{width:100%}}
@media(max-width:520px){.hvac-iaq-flow__source{padding:28px 22px}.hvac-iaq-flow__branch{padding:22px}.hvac-iaq-flow__links{height:80px}}