@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--green:#233e36;--cream:#f7f4ec;--coral:#f3a78c;--muted:#64706a;--line:#d9ded4;--sage:#e7ebdf}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--cream);color:var(--green);font-family:'DM Sans',Arial,sans-serif;font-size:16px;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,summary,textarea{-webkit-tap-highlight-color:transparent}button,a,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #b75936;outline-offset:5px}.wrap{max-width:1240px;margin:auto;padding:0 48px}.preview-banner{text-align:center;padding:7px 16px;background:var(--sage);font-size:12px;letter-spacing:.02em}header{background:var(--cream);position:sticky;top:0;z-index:10;border-bottom:1px solid #233e3610}.nav{height:100px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}.brand>span{font-family:Manrope,Arial,sans-serif;font-weight:800;font-size:25px;letter-spacing:-1.2px;line-height:1.1}.brand small{display:block;font-family:'DM Sans',Arial,sans-serif;font-size:9px;font-weight:500;letter-spacing:2.4px;margin-top:7px}.nav>nav{display:flex;gap:30px;font-size:14px}.nav nav a:hover,.text-link:hover{color:#a5482d}.button{display:inline-flex;align-items:center;justify-content:center;gap:26px;border:0;border-radius:100px;padding:15px 25px;min-height:52px;font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;transition:background .2s,transform .2s}.button:hover{transform:translateY(-2px)}.button span{font-size:21px;line-height:1}.coral{background:var(--coral);color:var(--green)}.coral:hover{background:#f8bca6}.green{background:var(--green);color:var(--cream)}.cream{background:var(--cream);color:var(--green)}.menu{display:none}.hero{min-height:645px;position:relative;display:flex;align-items:center;color:var(--cream);isolation:isolate}.hero-image{position:absolute;inset:0;height:100%;width:100%;object-fit:cover;object-position:center 58%;z-index:-3}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#132d25e8 0%,#132d2599 45%,#132d2510 80%);z-index:-2}.hero-content{width:100%;padding-top:65px;padding-bottom:75px}.eyebrow{font-size:10px;letter-spacing:2.2px;font-weight:600;margin:0 0 22px;line-height:1.5}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:Manrope,Arial,sans-serif;font-weight:500}h1{font-size:clamp(55px,5.5vw,80px);line-height:1.07;letter-spacing:-3.4px;margin-bottom:23px}h2{font-size:clamp(35px,3.4vw,48px);line-height:1.15;letter-spacing:-1.8px;margin-bottom:24px}h3{font-size:23px;line-height:1.3;letter-spacing:-.7px}.hero-copy{max-width:385px;font-size:17px;line-height:1.7;color:#f8f5eeea;margin-bottom:28px}.actions{display:flex;align-items:center;gap:27px}.text-link{display:inline-flex;align-items:center;gap:18px;font-size:14px;border:0;background:none;padding:0;cursor:pointer;font-weight:600}.light{color:var(--cream)}.hero-caption{position:absolute;right:48px;bottom:35px;font-size:11px;letter-spacing:.8px}.promise{background:var(--sage);border-bottom:1px solid var(--line)}.promise-grid{display:flex;justify-content:space-between;padding-top:25px;padding-bottom:25px;font-size:13px}.promise i{font-size:10px;border:1px solid #a4b19e;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;margin-right:12px;font-style:normal}.section{padding:95px 0}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:50px;margin-bottom:40px}.section-head h2{margin-bottom:0}.section-head>p{max-width:350px;color:var(--muted);font-size:15px;margin-bottom:4px}.services{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.services article{padding:30px;background:#eeeee4;border-radius:12px;display:flex;flex-direction:column}.services article:nth-child(2){background:#e5eadd}.services article:nth-child(3){background:#f0e6db}.service-icon{font-size:40px;line-height:1;height:62px;font-family:Arial,sans-serif;font-weight:400}.services .eyebrow{font-size:9px;letter-spacing:1.7px;margin:14px 0}.services h3{margin-bottom:15px}.services p:not(.eyebrow){font-size:14px;color:#536159;margin-bottom:20px}.services ul{list-style:none;padding:0;margin:0 0 30px;font-size:12px}.services li{padding:8px 0;border-bottom:1px solid #233e361a}.services li:before{content:'✓';margin-right:9px}.services article>a{display:flex;justify-content:space-between;gap:10px;font-size:13px;font-weight:600;margin-top:auto;padding-top:5px}.services article>a:hover{text-decoration:underline}.pricing-note{font-size:12px;color:var(--muted);margin:25px 0 0}.learn{background:var(--sage);padding:75px 0}.learn-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.learn p:not(.eyebrow){color:#526259;font-size:15px}.air-art{height:330px;position:relative;display:grid;place-items:center;overflow:hidden}.air-art>span{position:absolute;bottom:10px;font-size:8px;letter-spacing:2px}.orbit{position:absolute;border:1px solid #bdc9b6;border-radius:50%;width:280px;height:280px}.orbit-two{width:380px;height:380px}.house{width:180px;height:180px;position:relative;margin-top:40px}.roof{position:absolute;width:126px;height:126px;border-left:3px solid var(--green);border-top:3px solid var(--green);transform:rotate(45deg);left:27px;top:-20px;border-radius:4px}.house-body{position:absolute;top:44px;left:0;width:180px;height:130px;border:3px solid var(--green);border-top:0;background:var(--sage)}.window{position:absolute;left:24px;top:28px;width:32px;height:32px;border:2px solid var(--green)}.window:after,.window:before{content:'';position:absolute;background:var(--green)}.window:after{top:13px;width:100%;height:2px}.window:before{left:13px;height:100%;width:2px}.door{position:absolute;right:29px;bottom:0;height:65px;width:39px;border:2px solid var(--green);border-bottom:0;background:#f4a78b}.soil{height:3px;width:240px;background:var(--green);position:absolute;bottom:5px;left:-30px}.particle{position:absolute;width:8px;height:8px;border-radius:50%;background:#b87559;bottom:-22px}.p1{left:18px}.p2{left:73px;bottom:-38px;width:5px;height:5px}.p3{right:12px;bottom:-34px;width:6px;height:6px}.p4{left:88px;bottom:40px;width:6px;height:6px;background:#7c9674}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;padding-top:10px}.steps article>span{font-size:12px;display:inline-grid;place-items:center;width:43px;height:43px;border:1px solid #abb7a9;border-radius:50%;margin-bottom:25px}.steps h3{font-size:20px}.steps p{font-size:14px;color:var(--muted)}.prep-strip{border-top:1px solid var(--line);padding-top:28px;margin-top:35px;display:flex;align-items:center;gap:23px}.prep-strip h3{font-size:16px;margin-bottom:5px}.prep-strip p{max-width:650px;font-size:13px;color:var(--muted);margin:0}.prep-icon{font-size:33px}.prep-strip>a{flex-shrink:0;margin-left:auto;font-size:12px}.request-section{background:#e5eadc}.request-grid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:start}.request-grid>div>p:not(.eyebrow){max-width:365px;font-size:15px;color:#536159}.request-aside{display:flex;align-items:flex-start;gap:20px;border-top:1px solid #bfcbba;padding-top:25px;margin-top:35px;max-width:360px}.request-aside>span{font-size:25px}.request-aside p{font-size:13px}.request-aside strong{font-weight:600}.request-grid .demo-note{font-size:11px!important;max-width:340px!important;line-height:1.7;margin-top:30px}form{background:var(--cream);padding:34px;border-radius:12px}label{display:grid;gap:7px;font-size:12px;font-weight:600;margin-bottom:20px;min-width:0}input,select,textarea{width:100%;min-width:0;padding:13px 14px;border:1px solid #c4ccbe;background:#fffefa;color:var(--green);border-radius:5px;font-size:15px;min-height:49px}input:focus,select:focus,textarea:focus{outline:2px solid #647e60;outline-offset:2px}.form-row{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}.note{margin:0 0 22px}.note summary{font-size:12px;cursor:pointer;padding:5px 0}.note summary span{color:var(--muted)}.note label{margin:15px 0}textarea{resize:vertical}.form-bottom{border-top:1px solid var(--line);padding-top:23px}.form-bottom .button{width:100%;justify-content:space-between}.form-bottom>p{font-size:10px;text-align:center;color:var(--muted);margin:12px 0 0}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.faq-grid>div>p:not(.eyebrow){font-size:14px;color:var(--muted)}.faq details{border-bottom:1px solid var(--line)}.faq details:first-child{border-top:1px solid var(--line)}.faq summary{font-size:14px;font-weight:500;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;min-height:65px}.faq summary::-webkit-details-marker{display:none}.faq summary span{font-size:22px;font-weight:400;transition:transform .2s}.faq details[open] summary span{transform:rotate(45deg)}.faq details p{font-size:13px;color:var(--muted);margin:0 0 24px;max-width:530px}.source{font-size:10px!important;margin-top:23px}.source a{text-decoration:underline}.final{padding:70px 0;background:var(--green);color:var(--cream);position:relative;overflow:hidden}.final .wrap{position:relative;z-index:1}.final h2{font-size:48px}.final-rings{position:absolute;right:0;top:-60px;width:490px;height:490px;border:1px solid #ffffff20;border-radius:50%}.final-rings:before,.final-rings:after{content:'';position:absolute;inset:50px;border:1px solid #ffffff20;border-radius:50%}.final-rings:after{inset:100px}footer{padding:50px 0 20px}.footer-top{display:flex;justify-content:space-between;gap:35px;align-items:flex-start}.footer-top>p{font-size:13px;color:var(--muted)}.footer-top nav{display:flex;flex-direction:column;gap:8px;font-size:12px}.footer-top nav a:hover{text-decoration:underline}.footer-bottom{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:22px;margin-top:35px;font-size:10px;color:var(--muted)}dialog{border:0;border-radius:15px;padding:40px;width:min(560px,calc(100% - 32px));background:var(--cream);color:var(--green);max-height:90dvh;overflow:auto}dialog::backdrop{background:#0b201bb3}dialog h2{font-size:32px}dialog>p:not(.eyebrow){font-size:14px;color:var(--muted)}.dialog-close{position:absolute;right:15px;top:10px;border:0;background:none;font-size:30px;color:var(--green);cursor:pointer;width:44px;height:44px}dl{display:grid;grid-template-columns:80px 1fr;gap:12px;font-size:13px;border-block:1px solid var(--line);padding:22px 0}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere;white-space:pre-wrap}.dialog-actions{display:flex;align-items:center;gap:20px}.skip{position:fixed;top:-100px;z-index:100;background:var(--cream);padding:15px}.skip:focus{top:0}.mobile-cta{display:none}
@media(min-width:1500px){.hero{min-height:720px}.hero-image{object-position:center 60%}}@media(max-width:1050px){.wrap{padding-inline:32px}.nav>nav{gap:18px}.nav .brand>span{font-size:22px}.nav .brand img{width:38px;height:38px}.request-grid{gap:50px}.learn-grid{gap:45px}.services article{padding:24px}.hero{min-height:620px}.section{padding:75px 0}}
@media(max-width:760px){html{scroll-padding-top:90px}.wrap{padding-inline:24px}.nav{height:80px}.nav>nav,.nav-cta{display:none}.menu{display:block;position:relative}.menu summary{cursor:pointer;list-style:none;font-size:13px;padding:12px 0 12px 12px}.menu nav{position:absolute;right:0;top:45px;display:flex;flex-direction:column;gap:0;background:var(--cream);box-shadow:0 10px 30px #233e3620;border:1px solid var(--line);border-radius:10px;padding:10px;width:210px}.menu nav a{padding:12px}.preview-banner{font-size:10px;line-height:1.4}.hero{min-height:610px}.hero-content{padding-block:55px 65px}h1{font-size:63px;letter-spacing:-2.7px}.hero-shade{background:linear-gradient(90deg,#132d25eb,#132d25a0 65%,#132d2570)}.hero-image{object-position:60% center}.hero-copy{max-width:330px;font-size:15px}.hero .eyebrow{font-size:9px}.hero-caption{display:none}.actions{gap:22px}.actions>.text-link{font-size:12px}.actions .button{padding:14px 21px;gap:15px}.promise-grid{padding-block:20px;gap:15px}.promise-grid span{font-size:10px;text-align:center;flex:1;line-height:1.4}.promise i{display:block;margin:0 auto 8px;width:auto;height:auto;border:0;font-size:9px}.section{padding:60px 0}.section-head{display:block;margin-bottom:30px}.section-head>p{margin:20px 0 0;max-width:420px;font-size:14px}h2{font-size:36px;letter-spacing:-1.2px}.services{grid-template-columns:1fr;gap:16px}.services article{padding:26px}.service-icon{height:38px;font-size:34px}.services article h3{font-size:24px}.services ul{margin-bottom:20px}.services article>a{font-size:14px}.services li,.services p:not(.eyebrow){font-size:14px}.learn{padding:45px 0 60px}.learn-grid{grid-template-columns:1fr;gap:35px}.air-art{height:280px}.orbit{width:250px;height:250px}.orbit-two{width:330px;height:330px}.steps{grid-template-columns:1fr;gap:22px}.steps article{position:relative;padding-left:63px}.steps article>span{position:absolute;left:0;top:0;width:40px;height:40px}.steps h3{font-size:19px;margin:4px 0 10px}.steps p{margin:0}.prep-strip{align-items:flex-start;flex-wrap:wrap;gap:16px}.prep-strip>div{flex:1}.prep-strip>a{margin-left:48px}.request-grid,.faq-grid{grid-template-columns:1fr;gap:32px}.request-grid>div>p:not(.eyebrow){max-width:100%}.request-aside{margin-top:25px;max-width:100%}.request-grid .demo-note{margin:20px 0 0}.request-grid form{padding:24px}.form-row{grid-template-columns:1fr 1fr;gap:12px}input,select,textarea{font-size:16px}label{font-size:13px}.note summary{font-size:13px}.faq-grid>div>p:not(.eyebrow){display:none}.faq-grid h2{margin-bottom:0}.faq summary{font-size:14px}.faq details p{font-size:14px}.final{padding:60px 0}.final h2{font-size:36px}.final-rings{right:-330px;top:-40px}.footer-top{flex-wrap:wrap;gap:25px}.footer-top>.brand{width:100%}.footer-top>p{margin-right:auto}.footer-bottom{gap:20px;align-items:center;font-size:9px}.mobile-cta{display:flex;position:fixed;bottom:calc(12px + env(safe-area-inset-bottom));left:20px;right:20px;z-index:9;box-shadow:0 4px 20px #233e3630}.at-form .mobile-cta{display:none}body{padding-bottom:80px}.dialog-actions{flex-direction:column;align-items:stretch}.dialog-actions .text-link{justify-content:center;padding:10px}dialog{padding:36px 24px 26px}.source{font-size:11px!important}}
@media(max-width:370px){h1{font-size:53px}.actions{align-items:flex-start;flex-direction:column;gap:20px}.form-row{grid-template-columns:1fr}.hero{min-height:650px}.nav .brand>span{font-size:21px}.brand{gap:8px}.wrap{padding-inline:20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}

/* Immediate request form in the hero. */
.hero{min-height:760px}.hero-content{display:grid;grid-template-columns:1fr 420px;align-items:center;gap:60px;padding-block:48px 58px}.hero-message{min-width:0}.hero-message h1{font-size:clamp(52px,5vw,72px)}.hero-request{color:var(--green);scroll-margin-top:115px;min-width:0}.hero-request form{padding:28px 30px;background:#f7f4ecf7;box-shadow:0 18px 65px #122c2540;border:1px solid #ffffff55}.hero-request form>.eyebrow{margin-bottom:9px;font-size:9px}.hero-request form>h2{font-size:29px;letter-spacing:-1px;margin-bottom:8px}.form-intro{font-size:12px;color:var(--muted);margin-bottom:20px}.hero-request label{margin-bottom:15px}.hero-request input,.hero-request select{min-height:46px;padding:10px 12px}.hero-request .note{margin-bottom:15px}.hero-request .form-bottom{padding-top:17px}.hero-caption{font-size:9px;bottom:16px}.hero-image{object-position:center 67%}.hero-shade{background:linear-gradient(90deg,#132d25d9,#132d2566 48%,#132d2530)}.hero-copy{max-width:385px}.at-form .mobile-cta{display:none}
@media(min-width:1500px){.hero{min-height:780px}}
@media(max-width:1050px) and (min-width:761px){.hero-content{grid-template-columns:1fr 360px;gap:30px}.hero-message h1{font-size:53px}.hero-request form{padding:24px}.hero-message .hero-copy{font-size:15px}}
@media(max-width:760px){.hero{min-height:0;display:block}.hero-content{grid-template-columns:1fr;gap:28px;padding-block:32px 40px}.hero-message h1{font-size:44px;line-height:1.09;letter-spacing:-1.7px;margin-bottom:14px}.hero-message h1 br:first-of-type{display:none}.hero-message .eyebrow{margin-bottom:14px}.hero-copy{max-width:100%;font-size:14px;line-height:1.6;margin-bottom:16px}.hero .actions{display:none}.hero-request form{padding:24px}.hero-request form>h2{font-size:28px}.hero-request .form-intro{margin-bottom:18px}.hero-shade{background:linear-gradient(180deg,#132d25d9 0%,#132d2580 45%,#132d2540)}.hero-image{object-position:62% center}.hero-caption{display:block;position:relative;text-align:center;right:auto;bottom:auto;padding:0 15px 16px;margin-top:-16px;font-size:8px}.hero-request{scroll-margin-top:95px}.hero .hero-content{padding-bottom:34px}.hero-request .form-row{grid-template-columns:1.4fr 1fr}.hero-request .form-bottom>p{font-size:11px}}
@media(max-width:370px){.hero-message h1{font-size:38px}.hero-request form{padding:20px}.hero-request .form-row{grid-template-columns:1fr}.hero-request form>h2{font-size:25px}}

/* Local pricing and service area. */
.nav>nav{gap:22px;font-size:13px}.hero-rate{display:grid;grid-template-columns:1fr auto;align-items:baseline;gap:3px 12px;padding:12px 0;margin:0 0 17px;border-block:1px solid var(--line)}.hero-rate>span{font-size:12px}.hero-rate>strong{font-family:Manrope,Arial,sans-serif;font-size:24px;font-weight:600;letter-spacing:-1px}.hero-rate>a{font-size:10px;text-decoration:underline;grid-column:1/-1}.hero-request .form-intro{margin-bottom:13px}.services article .service-rate{font-size:19px;font-weight:600;color:var(--green);margin:-5px 0 17px}.pricing-section{padding-top:0}.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:75px;align-items:center}.pricing-description{font-size:15px;color:var(--muted);max-width:390px;margin-bottom:26px}.price-panel{border:1px solid #bdc8b7;border-radius:12px;padding:30px;background:#eeeee4}.price-top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-bottom:20px;border-bottom:1px solid #cbd3c4}.price-top h3{font-size:21px;margin:0 0 8px}.price-top p{font-size:11px;color:var(--muted);margin:0}.price-top>strong{font-family:Manrope,Arial,sans-serif;font-size:46px;letter-spacing:-2px;font-weight:500;line-height:1.1}.price-top small{display:block;font-family:'DM Sans',Arial,sans-serif;font-size:8px;letter-spacing:2px;margin-bottom:7px}.included{list-style:none;padding:0;margin:20px 0;font-size:13px}.included li{padding:7px 0}.included li:before{content:'✓';margin-right:12px}.scope-note{font-size:11px;line-height:1.7;color:var(--muted);margin:0}.service-area{background:var(--sage)}.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.area-grid>div>p:not(.eyebrow){font-size:14px;color:#526259}.county-panel{padding:32px;border:1px solid #bdc8b7;border-radius:12px;background:#f7f4ec80}.county-panel .eyebrow{margin-bottom:18px}.county-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;column-gap:25px}.county-list li{padding:12px 0;border-bottom:1px solid #c5cebd;font-size:14px}.county-panel>p:last-child{font-size:11px!important;margin:22px 0 0}.hero-request form{padding-block:24px}.hero-content{padding-block:38px 48px}
@media(max-width:1050px) and (min-width:761px){.nav>nav{gap:14px;font-size:12px}.nav-cta{font-size:12px;padding-inline:18px}.pricing-grid,.area-grid{gap:35px}.price-panel{padding:25px}}
@media(max-width:760px){.hero-content{padding-top:30px}.hero-message .eyebrow{font-size:8px;letter-spacing:1.6px}.hero-rate>strong{font-size:25px}.pricing-grid,.area-grid{grid-template-columns:1fr;gap:30px}.pricing-section{padding-top:0}.price-panel,.county-panel{padding:24px}.price-top h3{font-size:19px}.price-top>strong{font-size:40px}.county-list li{font-size:14px}.scope-note{font-size:12px}.included{font-size:14px}.hero-request .form-bottom>p{font-size:10px}.hero-content{padding-block:30px 34px}}

/* Bay Area Radon wordmark. */
@media(max-width:760px){.nav{gap:12px}.nav .brand{gap:9px}.nav .brand>span{font-size:22px;letter-spacing:-1px}.nav .brand small{font-size:8px;letter-spacing:1.8px}.nav .brand img{width:38px;height:38px}}
@media(max-width:370px){.nav .brand>span{font-size:20px}.nav .brand small{font-size:7px;letter-spacing:1.5px}}