:root{--ink:#112c42;--blue:#0865a7;--navy:#073757;--paper:#f5f6f2;--muted:#526777;--line:#dbe2e4;--sky:#dfeef2}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;color:var(--ink);background:var(--paper);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #0088cb;outline-offset:5px}.skip{position:fixed;top:-80px;left:20px;z-index:99;background:white;padding:15px}.skip:focus{top:10px}.draft-bar{background:var(--navy);color:#cce5f1;padding:8px 4%;font-size:10px;letter-spacing:1.5px;display:flex;justify-content:space-between}header{display:flex;align-items:center;gap:30px;padding:25px 4%;border-bottom:1px solid var(--line);background:var(--paper)}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}.brand svg{width:43px;fill:none;stroke:var(--blue);stroke-width:4;stroke-linecap:round}.brand span{font-size:25px;font-weight:800;letter-spacing:1px}.brand small{display:block;font-size:8px;letter-spacing:1.6px;margin-top:5px}nav{display:flex;gap:28px;margin-left:auto;font-size:13px}nav a:hover,.text-link:hover{color:var(--blue)}.header-call{font-size:13px;font-weight:700}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:35px;padding:19px 24px;background:var(--blue);color:white;border:0;font-weight:600;font-size:14px;border-radius:4px;cursor:pointer;transition:background .2s,transform .2s}.button:hover{background:#064c7b;transform:translateY(-2px)}.button span{font-size:21px;line-height:1}.button.small{padding:14px 18px;font-size:12px;gap:20px}.hero{display:grid;grid-template-columns:1.04fr 1fr;padding:40px 4% 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4%;background:var(--navy);color:#d0e3eb;display:flex;gap:35px;align-items:center;justify-content:space-between;font-size:12px;line-height:1.7}footer .brand{color:white}footer small{font-size:9px}.mobile-cta{display:none}[hidden]{display:none!important}@media(min-width:1700px){.commercial,.area{padding-inline:calc((100vw - 1376px)/2)}}@media(max-width:1100px){header{gap:20px}nav{gap:17px}.header-call{display:none}h1{letter-spacing:-4px}.hero{gap:25px}.hero-art{min-height:535px}.hero-note{gap:12px;font-size:8px}.section{padding:70px 5%}.commercial,.quote{gap:50px}.section-heading{grid-template-columns:1fr 2fr}.section-heading>p:last-child{display:none}footer{flex-wrap:wrap}}@media(max-width:700px){html{scroll-padding-top:20px}.draft-bar{font-size:8px;padding:8px 5%;letter-spacing:.8px}.draft-bar span{letter-spacing:0}header{padding:20px 5%;justify-content:space-between}.brand span{font-size:22px}.brand svg{width:35px}.brand 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h2{margin-top:20px}.service-grid{grid-template-columns:1fr;gap:16px}.service-card{padding:26px}.service-card svg{width:73px;height:73px;margin-bottom:24px}.service-card h3{font-size:27px}.service-card p{font-size:14px}.service-card a{font-size:12px}.commercial,.quote,.area{grid-template-columns:1fr;gap:30px}.commercial h2{font-size:43px}.commercial>div>p:not(.eyebrow){font-size:14px}.property-list>div{padding-block:23px}.property-list h3{font-size:21px}.steps{grid-template-columns:1fr;gap:20px}.steps article{display:grid;grid-template-columns:28px 1fr;column-gap:17px}.steps b{padding-top:3px}.steps h3{margin:0;font-size:20px}.steps p{grid-column:2;margin-top:12px}.area-tags{gap:8px}.area-tags span{font-size:12px;padding:11px 15px}.quote{gap:28px}.quote-copy>p{font-size:14px}.quote-phone{font-size:27px}.preview-note{margin-top:24px;max-width:none}.quote form{padding:24px 20px}.form-grid{gap:18px 13px}.form-grid>label:not(.wide){grid-column:1/-1}fieldset .form-grid>label{grid-column:auto}label{font-size:12px}.faq{padding-top:10px}.faq summary{font-size:15px;line-height:1.5}footer{padding:35px 5% 95px;gap:24px}footer .brand{width:100%}footer small{width:100%}.mobile-cta{display:grid;grid-template-columns:1fr 1fr;position:fixed;bottom:0;left:0;right:0;z-index:10;background:var(--navy);box-shadow:0 -3px 20px #0001;padding-bottom:env(safe-area-inset-bottom)}.mobile-cta a{padding:18px;text-align:center;color:white;font-size:13px;font-weight:600}.mobile-cta a:last-child{background:var(--blue)}.desktop{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media(max-width:360px){header{gap:10px}.brand{gap:6px}.brand span{font-size:19px}.brand svg{width:29px}.brand small{font-size:6px;letter-spacing:1.3px}header>.button{gap:10px;padding:11px;font-size:10px;white-space:nowrap}header>.button span{font-size:17px}h1{font-size:58px;letter-spacing:-3.5px}.hero-actions{gap:18px}.hero-actions>.button{gap:18px;padding:16px;font-size:12px;white-space:nowrap}.text-link{font-size:12px;white-space:nowrap}.text-link span{margin-left:8px}.art-word{font-size:56px}}
@media(max-width:360px){header>.button.small{font-size:11px;padding:12px;gap:13px;min-height:44px;flex-shrink:0}}

/* refined-airflow */
.hero-art{background:radial-gradient(ellipse at 90% 80%,#126d8c 0%,#083b5a 45%,#05283f 100%);border:1px solid #0a3854;box-shadow:inset 0 0 80px #031c2b50}.flow{width:110%;height:110%;left:-5%;top:0;transform:none}.art-top{color:#b4d5e3}.art-word{top:19%;font-size:clamp(50px,5.8vw,94px);font-weight:400;letter-spacing:-3px;line-height:1.03}.art-word span{color:#d2eff5}.art-bottom{bottom:58px}.art-disclaimer{color:#9fc9d9;font-size:7px}.round-arrow{background:#ffffff08;border-color:#ffffff30}.quote{align-items:center}.call-card{background:white;border:1px solid var(--line);border-radius:5px;padding:46px;position:relative}.call-icon{display:block;font-size:35px;color:var(--blue);margin-bottom:35px}.call-card h3{font-size:35px;font-weight:400;letter-spacing:-1.3px;line-height:1.12;margin:20px 0}.call-card>p:not(.eyebrow){font-size:15px;color:var(--muted);line-height:1.7;max-width:370px}.call-card .button{width:100%;margin-top:20px}.online-notice{border-top:1px solid var(--line);margin-top:30px;padding-top:25px;font-size:12px}.online-notice b{font-weight:600}.online-notice p{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:0}@media(max-width:700px){.art-word{top:18%;font-size:62px}.hero-art{min-height:390px}.call-card{padding:28px}.call-card h3{font-size:30px}.call-card>p:not(.eyebrow){font-size:14px}.call-icon{margin-bottom:25px}}@media(max-width:360px){.art-word{font-size:53px}}

.art-bottom{z-index:2}.art-label{background:#06334de0;padding:10px 13px;border-radius:3px}.art-disclaimer{background:#06334df0;padding:5px 7px;border-radius:2px}
/* Commercial page */
.commercial-hero{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;padding:60px 5%}.commercial-hero h1{font-size:clamp(60px,6.5vw,100px);letter-spacing:-5px;margin:32px 0}.commercial-hero h1 em{letter-spacing:-5px}.commercial-subtitle{font-size:21px;line-height:1.4;letter-spacing:-.5px;margin-top:32px}.commercial-hero .button{margin-top:15px}.property-art{position:relative;background:linear-gradient(135deg,#06304a,#17536f);border-radius:5px;overflow:hidden;min-height:590px;color:white}.property-art svg{position:absolute;inset:10% 0 0;width:100%;height:95%}.property-art-caption{position:absolute;bottom:25px;left:28px;font-size:9px;letter-spacing:1.5px}.property-art-caption small{display:block;font-size:7px;margin-top:10px;color:#abd1df}.commercial-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.commercial-cards article{padding:30px;border:1px solid var(--line);border-radius:4px}.commercial-cards span{font-size:10px;color:var(--blue)}.commercial-cards h3{font-size:23px;font-weight:500;letter-spacing:-.6px;margin:40px 0 18px}.commercial-cards p,.condition p{font-size:14px;line-height:1.8;color:var(--muted)}.condition{display:grid;grid-template-columns:1.15fr 1fr;gap:65px;align-items:center}.condition .large-copy{font-size:23px;line-height:1.4;color:var(--ink);letter-spacing:-.5px}.checklist ol{list-style:decimal-leading-zero;margin:15px 0 0;padding:0 0 0 32px}.checklist li{padding:18px 0 18px 15px;border-bottom:1px solid #bccfd5;font-size:15px;line-height:1.5}.checklist li::marker{color:var(--blue);font-size:11px}.source-note{font-size:10px;line-height:1.7;color:var(--muted);max-width:760px;margin-top:25px}.source-note a{text-decoration:underline;text-underline-offset:3px}@media(max-width:700px){.commercial-hero{grid-template-columns:1fr;padding:36px 5% 30px;gap:30px}.commercial-hero h1{font-size:61px;letter-spacing:-3.5px}.commercial-hero h1 em{letter-spacing:-3.5px}.commercial-subtitle{font-size:18px}.property-art{min-height:390px}.property-art svg{inset:2% 0 0}.commercial-cards,.condition{grid-template-columns:1fr;gap:18px}.commercial-cards article{padding:26px}.commercial-cards h3{margin-top:25px}.condition .large-copy{font-size:21px}.checklist li{font-size:14px}.commercial-contact h3{font-size:29px}}@media(max-width:360px){.commercial-hero h1{font-size:51px;letter-spacing:-3px}.commercial-hero h1 em{letter-spacing:-3px}}
.service-card a{min-height:48px}.text-link{min-height:44px;display:inline-flex;align-items:center}footer>a:not(.brand){display:inline-flex;align-items:center;min-height:44px}.lead-receipt{padding:20px;background:#e5f0ee;margin-top:20px;line-height:1.6;font-size:14px}.pure-air-lead-form{min-width:0}

.test-notice{background:#0c354a;color:#fff;text-align:center;padding:12px 20px;font-size:13px;line-height:1.5}.mobile-cta span{padding:18px;text-align:center;color:#fff;font-size:13px;font-weight:600}.quote-phone[aria-disabled]{font-size:clamp(1.35rem,3vw,2rem);display:block}.header-call[aria-disabled]{font-size:12px}[aria-disabled="true"]{cursor:default}

.quote-picker{padding:32px;background:#fff;border:1px solid var(--line);border-radius:5px}.quote-picker>h3{font-size:32px;letter-spacing:-1px;margin:14px 0}.quote-picker>p{line-height:1.6}.quote-choices{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}.quote-choices button{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:56px;padding:17px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:3px;font-weight:600;cursor:pointer}.quote-choices button[aria-expanded="true"]{background:var(--navy);border-color:var(--navy);color:#fff}.quote-panel{border-top:1px solid var(--line);padding-top:14px}.quote-panel h4{font-size:21px;margin:10px 0 20px}.quote-panel form{border:0;padding:0!important}.quote-panel .text-link{display:inline-block;margin-top:18px;font-size:13px}.quote-unavailable{font-size:14px;line-height:1.7;color:var(--muted)}.quote-privacy{font-size:12px;line-height:1.6;margin:18px 0}.quote-privacy summary{cursor:pointer;min-height:44px;padding:12px 0}.quote-privacy p{color:var(--muted)}@media(max-width:600px){.quote-picker{padding:24px 20px}.quote-choices{gap:8px}.quote-choices button{padding:15px 12px;font-size:13px}}