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.lab-reference-image{display:flex;align-items:end;justify-content:start;padding:20px;aspect-ratio:1000/559;background:#d9e3dc url('https://dnacenter.com/wp-content/uploads/2024/10/results-in-the-lab.jpg') center/cover no-repeat;text-decoration:none}.lab-reference-image span{padding:9px 12px;background:#fffdf8;border-radius:9px;color:#193c34;font-size:13px;font-weight:650}
/* V4 — proof-led storefront and a visible three-step purchase journey. */
.hero{padding:48px 0 50px}.hero .lead{max-width:540px}.hero-proof{display:flex;align-items:center;gap:15px;padding:14px 0 17px;border-top:1px solid var(--line);max-width:435px}.hero-proof strong{font:31px/1 var(--serif);letter-spacing:-1px;white-space:nowrap}.hero-proof span{font-size:12px;max-width:200px;line-height:1.45}.trust-metrics{background:var(--ink);color:var(--paper);padding:35px 0 20px}.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.metric{padding:3px 24px;border-right:1px solid #ffffff28;text-align:center}.metric:last-child{border:0}.metric strong{display:block;font:clamp(29px,3.1vw,47px)/1.1 var(--serif);letter-spacing:-1.6px;margin:0 0 12px}.metric span{display:block;font-size:12px;line-height:1.5;max-width:200px;margin:auto;color:#dfebdc}.metrics-attribution{font-size:10px;color:#c6d8c5;text-align:center;margin:23px auto 0}.metrics-attribution a{margin-left:8px;white-space:nowrap}.kit-section{padding:65px 0}.kit-copy .price-area{padding:15px 0}.kit-copy .price-area strong{font-size:24px}.purchase-cta{font-size:16px;min-height:55px}.lab-feature{background:#fffef9}.lab-feature-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:70px;align-items:center}.lab-visual{position:relative}.lab-photo-link{display:block;text-decoration:none}.lab-photo-remote{position:relative;min-height:365px;aspect-ratio:1.15;border-radius:22px;background:#dce7df url('https://dnacenter.com/wp-content/uploads/2024/12/ddc-single-lab-expert-circle.webp') center/cover no-repeat;display:flex;align-items:end;padding:20px}.lab-photo-action{background:var(--paper);font-size:12px;padding:9px 12px;border-radius:6px}.lab-visual>.note{margin:12px 0;font-size:10px}.lab-callout{display:flex;align-items:center;gap:20px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:23px 27px;margin:-5px 15px 0;position:relative}.lab-callout strong{font:47px/1 var(--serif)}.lab-callout span{max-width:220px;font-size:13px}.lab-benefits{margin:25px 0}.lab-benefits>div{display:flex;gap:17px;margin-bottom:17px}.benefit-icon{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--pale);font-size:11px;font-weight:700}.lab-benefits p{font-size:12px;margin:0;color:var(--muted);line-height:1.75}.lab-benefits strong{display:block;color:var(--ink);font-size:14px;margin-bottom:3px}.credential-bar{border-top:1px solid var(--line);margin-top:55px;padding-top:30px}.credential-bar>p:first-child{font-size:11px;text-transform:uppercase;letter-spacing:1.2px;font-weight:700;margin-bottom:25px}.credential-items{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.credential-items>a{font-size:23px;font-weight:650;line-height:1.3;text-decoration:none;border-left:3px solid #87a18c;padding-left:18px}.credential-items span{display:block;font-size:11px;font-weight:400;margin-top:9px}.credential-bar>.note{font-size:11px;max-width:900px;margin:28px 0 0}.comparison{background:#f1eee6}.comparison-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.comparison-card{display:flex;flex-direction:column;background:#fffef8;border:1px solid var(--line);border-radius:17px;padding:30px;gap:12px}.comparison-card.selected-test{border:2px solid var(--ink);background:#edf2e9}.comparison-label{display:block;font-size:10px;letter-spacing:.8px;text-transform:uppercase;min-height:30px;color:var(--muted)}.comparison-card h3{font:28px/1.2 var(--serif);margin:0}.comparison-card p{font-size:13px;line-height:1.8;color:var(--muted);margin-bottom:14px}.comparison-card>.button,.comparison-card>.text-link{margin-top:auto;align-self:start}.proof-disclosures{padding:0 0 50px}.proof-disclosures p,.proof-disclosures li{font-size:11px;line-height:1.8;color:var(--muted)}.proof-disclosures summary{font-size:12px;cursor:pointer;font-weight:600}.proof-disclosures ul{padding-left:18px}.science .source-button{width:fit-content}.nav-right .button{white-space:nowrap}
.checkout-main{padding:44px 0 48px}.checkout-main>.eyebrow{margin-bottom:14px}.checkout-main>h1{font-size:clamp(36px,4.4vw,60px);margin-bottom:16px;max-width:950px}.checkout-main>.lead{max-width:740px;margin-bottom:25px}.checkout-home{font-size:12px;white-space:nowrap}.checkout-preview-banner{border:1px solid #d6caae;background:#f3ead9;border-radius:9px;padding:15px 19px;display:flex;gap:18px;align-items:center;margin-bottom:30px}.checkout-preview-banner strong{font-size:10px;letter-spacing:.6px;min-width:135px}.checkout-preview-banner span{font-size:12px;line-height:1.7}.checkout-progress{display:flex;align-items:center;gap:0;padding:0 0 30px;scroll-margin-top:105px}.checkout-progress>button{background:transparent;border:0;display:flex;align-items:center;gap:10px;min-width:160px;padding:8px 26px 8px 0;color:var(--muted);font-size:13px;text-align:left;opacity:1}.checkout-progress>button>span{display:grid;place-items:center;border:1px solid #aab8aa;width:31px;height:31px;flex:none;border-radius:50%;font-size:12px}.checkout-progress>button[aria-current]{color:var(--ink);font-weight:700}.checkout-progress>button[aria-current]>span{background:var(--ink);color:var(--paper);border-color:var(--ink)}.checkout-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(290px,.85fr);gap:38px;align-items:start}.order-panel{padding:35px;border:1px solid var(--line);border-radius:16px;background:#fffefa}.order-panel h2{font-size:32px;line-height:1.25;letter-spacing:-.7px;margin:16px 0}.order-panel>p{font-size:14px;color:var(--muted)}.order-panel .purchase-tag{display:inline-block;font-size:10px;font-weight:700;letter-spacing:.8px;background:var(--pale);padding:7px 11px;border-radius:5px}.checkout-fit{padding:19px 21px;border-radius:10px;background:var(--pale);margin:24px 0}.checkout-fit strong{font-size:13px}.checkout-fit p{font-size:12px;margin:8px 0 0;color:#3c5547}.checkout-next{width:100%}.order-panel>.note{font-size:10px;margin:17px 0 0}.step-back{background:none;border:0;font-size:12px;padding:0;color:var(--muted)}.sample-details{font-size:12px;min-height:40px;padding:10px 14px;margin:0 0 22px}.demo-warning{font-size:11px!important;color:var(--muted)}.order-policy-links{font-size:11px;display:flex;gap:16px;flex-wrap:wrap;margin:16px 0}.checkout-summary{border:1px solid var(--line);border-radius:16px;padding:25px;background:#f0f3eb;position:sticky;top:110px}.checkout-summary h2{font:25px/1.2 var(--serif);letter-spacing:-.4px;margin:15px 0}.summary-product{font-size:14px;font-weight:600;margin-bottom:5px}.summary-box{min-height:195px;display:grid;place-items:center;background:#dfe7d9;border-radius:12px;overflow:hidden}.summary-box-face{background:#fffefa;border-right:21px solid #255447;border-radius:3px;transform:rotate(-7deg);padding:16px 19px;box-shadow:8px 13px 14px #24462c24;width:235px;min-height:143px}.summary-box-brand{display:flex;align-items:center;gap:5px;font-size:8px;font-weight:700;margin-bottom:14px;letter-spacing:-.15px}.summary-box-brand img{width:20px;height:20px}.summary-box-face>strong{display:block;font:25px/1.05 var(--serif);margin:0 0 13px}.summary-box-face>span{display:block;font-size:6px;letter-spacing:.5px}.summary-art-note{font-size:9px;color:var(--muted);text-align:center;margin:5px 0 13px}.order-totals{margin:24px 0 15px}.order-totals>div{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;font-size:12px;padding:9px 0;border-top:1px solid var(--line)}.order-totals dt{max-width:55%;color:var(--muted)}.order-totals dd{margin:0;text-align:right;font-weight:500}.order-totals .total-line{margin-top:12px;padding-top:17px}.total-line dt{font-weight:700;color:var(--ink)}.checkout-summary>.note{font-size:10px}.summary-evidence{margin-top:24px;padding-top:23px;border-top:1px solid #cbd4c4}.summary-evidence>strong{font:32px/1 var(--serif);display:block;margin-bottom:8px}.summary-evidence>span{font-size:11px}.summary-evidence>p{font-size:10px;color:var(--muted);margin:12px 0}.summary-evidence>a{font-size:10px}.payment-placeholder{margin:26px 0;border:1px dashed #a9bbae;background:#f2f5ef;padding:28px;border-radius:14px;text-align:center}.payment-placeholder>strong{display:block;font-size:30px;letter-spacing:-1px;margin:12px 0}.payment-lock{font-size:28px}.payment-placeholder p{font-size:13px;line-height:1.8;color:var(--muted)}.payment-placeholder .button{font-size:12px;width:100%;background:#61716a;border-color:#61716a;opacity:1}.delivery-review{border:1px solid var(--line);padding:15px;border-radius:9px;margin-top:23px;font-size:12px;overflow-wrap:anywhere}.delivery-review p{margin:4px 0 0;color:var(--muted)}.checkout-contact{margin:40px 0 0;font-size:13px}.checkout-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;padding:25px 0 35px;font-size:10px;color:var(--muted)}.checkout-footer nav{display:flex;gap:18px}.checkout-page #embedded-checkout{min-height:450px}.checkout-page .header{z-index:20}
@media(max-width:1130px){.nav-right .button{display:inline-flex}.nav-links{gap:12px;font-size:12px}.nav-right{gap:12px}.nav{gap:15px}.brand{font-size:15px}.lab-feature-grid{gap:40px}.metric{padding-left:12px;padding-right:12px}.checkout-layout{gap:25px}.order-panel{padding:27px}.checkout-summary{padding:20px}.summary-box-face{width:215px}}
@media(max-width:850px){.comparison-grid{grid-template-columns:1fr}.comparison-card{padding:25px}.comparison-label{min-height:auto}.comparison-card>.button{width:100%}.lab-feature-grid{grid-template-columns:1fr;gap:35px}.lab-visual{max-width:550px;margin:auto;width:100%}.metrics-grid{gap:12px}.metric strong{font-size:32px}.metric span{font-size:10px}.credential-items{gap:15px}.credential-items>a{font-size:19px;padding-left:12px}.checkout-layout{grid-template-columns:minmax(0,1fr)}.checkout-summary{position:static;max-width:none}.summary-box{display:none}.summary-art-note{display:none}.checkout-summary .summary-evidence{display:none}.checkout-main{padding-top:30px}.checkout-main>h1{font-size:43px;letter-spacing:-1.3px}.checkout-progress>button{flex:1;min-width:0;font-size:12px;padding-right:10px}.checkout-preview-banner{align-items:start;flex-direction:column;gap:6px}.checkout-summary{order:2}.checkout-home{display:none}}
@media(max-width:600px){.nav-right .button{display:none}.hero{padding-top:32px}.hero .lead{font-size:14px}.hero-proof strong{font-size:29px}.hero-proof span{font-size:11px}.hero-note{font-size:11px}.hero-actions{margin-top:23px;margin-bottom:20px}.trust-metrics{padding:24px 0 17px}.metrics-grid{grid-template-columns:1fr 1fr;gap:22px 10px}.metric:nth-child(2){border:0}.metric strong{font-size:35px}.metric span{font-size:11px;max-width:135px}.metrics-attribution{font-size:9px;text-align:left;line-height:1.8;margin-top:21px}.metrics-attribution a{margin-left:0}.lab-photo-remote{min-height:260px}.lab-callout{margin:0;padding:18px 22px}.credential-items{grid-template-columns:1fr;gap:24px}.credential-items>a{font-size:22px}.credential-bar{margin-top:35px}.comparison-card h3{font-size:27px}.proof-disclosures{padding-bottom:30px}.checkout-main>h1{font-size:37px}.checkout-progress{padding-bottom:20px;scroll-margin-top:85px}.checkout-progress>button{font-size:11px;gap:7px}.checkout-progress>button>span{width:27px;height:27px;font-size:11px}.checkout-main .eyebrow{font-size:8px}.order-panel{padding:24px 21px}.order-panel h2{font-size:29px}.checkout-main>.lead{font-size:14px}.checkout-fit{padding:17px}.checkout-fit p{font-size:11px}.checkout-footer{flex-direction:column;font-size:9px}.checkout-footer nav{gap:13px;flex-wrap:wrap}.checkout-contact{font-size:12px}.checkout-contact a{display:inline-block}.payment-placeholder{padding:24px 18px}.checkout-preview-banner span{font-size:11px}.checkout-page .brand{font-size:15px}.checkout-page .brand img{width:30px;height:30px}}

.hero-art img{height:auto}.lab-photo-remote{flex-direction:column;justify-content:space-between;align-items:flex-start}.lab-identity{padding:30px;border:1px solid #cad7ca;border-radius:12px;background:#f8faf2f0;width:100%;max-width:345px}.lab-identity>span{font-size:9px;font-weight:700;letter-spacing:1px}.lab-identity>strong{display:block;font:71px/1 var(--serif);letter-spacing:-3px;margin:28px 0 16px}.lab-identity>p{font-size:16px;margin:0 0 9px}.lab-identity>small{font-size:10px;color:var(--muted)}
@media(min-width:801px){.hero{grid-template-columns:1.13fr .87fr;gap:65px}.hero-art{max-width:460px;justify-self:end}.hero h1{font-size:60px}.hero-art img{max-height:530px;object-fit:contain}.hero-actions{margin-top:23px;margin-bottom:17px}.hero .eyebrow{margin-bottom:17px}}
@media(min-width:801px){.hero-art{width:100%}}