:root{color-scheme:light;--paper:#f5f3ed;--ink:#292b28;--muted:#686a63;--line:#d7d8cf;--green:#3d4b3d;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0}main{min-height:100svh;display:grid;grid-template-columns:1fr 1fr}.editorial{position:relative;display:flex;flex-direction:column;overflow:hidden;background:#e5e4dc;padding:42px 8% 24px;min-height:100svh;border-right:1px solid var(--line)}.brand{display:flex;flex-direction:column;width:max-content;align-items:flex-end;z-index:1}.brand>span{font-size:39px;font-weight:300;letter-spacing:-1.4px;line-height:1}.brand small{font-size:8px;letter-spacing:3px;margin:7px 1px 0}.intro{position:relative;z-index:1;margin-top:68px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:600}.intro h1{font-size:clamp(56px,6.1vw,94px);line-height:.98;font-weight:400;letter-spacing:-5px;margin:24px 0}.intro h1 em{font-family:Georgia,serif;font-weight:400}.purpose{font-size:16px;line-height:1.6;color:#555b51}.vial{position:absolute;width:100%;height:100%;inset:0;object-fit:cover;object-position:54% 55%;mix-blend-mode:multiply;opacity:.78}.intro{max-width:300px}.editorial:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(229,228,220,.96),rgba(229,228,220,.7) 39%,transparent 75%);pointer-events:none}.brand,.intro,.image-caption{z-index:1}.image-caption{position:relative;display:flex;justify-content:space-between;gap:20px;margin-top:auto;padding-top:70px;font-size:8px;letter-spacing:1.5px}.attestation{position:relative;display:flex;align-items:center;justify-content:center;padding:90px 9% 95px}.form-wrap{width:100%;max-width:480px}.access-label{color:var(--green);display:flex;align-items:center;gap:9px}.access-label span{font-size:22px;font-weight:400;line-height:1}h2{font-size:clamp(34px,3.1vw,49px);letter-spacing:-2px;font-weight:400;margin:25px 0 18px;line-height:1.05}.lead{font-size:15px;line-height:1.65;color:var(--muted);max-width:350px;margin-bottom:30px}fieldset{padding:0;margin:0 0 26px;border:0}label{display:grid;grid-template-columns:22px 1fr;gap:14px;padding:20px 0;border-top:1px solid var(--line);cursor:pointer;font-size:14px;line-height:1.6}label:last-child{border-bottom:1px solid var(--line)}input{appearance:none;width:21px;height:21px;border:1px solid #91968a;border-radius:2px;margin:1px 0 0;background:transparent;cursor:pointer;display:grid;place-content:center}input:checked{background:var(--green);border-color:var(--green)}input:checked:after{content:"";width:10px;height:6px;border-left:2px solid white;border-bottom:2px solid white;transform:translateY(-1px) rotate(-45deg)}:focus-visible{outline:2px solid var(--green);outline-offset:5px}button{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;min-height:58px;padding:16px 21px;border:1px solid var(--ink);background:var(--ink);color:white;font:500 14px Arial,sans-serif;cursor:pointer;transition:background .15s}button span:last-child{font-size:23px;font-weight:400}button:hover:enabled{background:var(--green)}button:disabled{background:#dce0d5;color:#6d7367;border-color:#dce0d5;cursor:not-allowed}.destination{text-align:center;color:var(--muted);font-size:11px;margin:13px 0 0}#status{font-size:13px;line-height:1.5;margin:12px 0 0}#status:empty{display:none}.fine-print{margin-top:35px;color:var(--muted);font-size:11px;line-height:1.7}.fine-print p{margin:0 0 8px}nav{display:flex;gap:20px;flex-wrap:wrap;margin-top:20px;font-size:11px}a{color:var(--ink);text-underline-offset:4px}a:hover{color:var(--green)}footer{position:absolute;bottom:24px;left:9%;right:9%;display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:9px}footer span:first-child{letter-spacing:1.5px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media(min-width:1500px){.editorial{padding-left:10%}.intro{margin-top:100px}}@media(max-width:850px){main{grid-template-columns:43% 57%}.editorial{padding:32px 24px}.intro{margin-top:75px}.intro h1{font-size:58px;letter-spacing:-3px}.attestation{padding:70px 30px 85px}.image-caption span{display:none}footer{left:30px;right:30px}}@media(max-width:620px){main{display:block}.editorial{min-height:195px;height:195px;padding:25px 24px;border-right:0;border-bottom:1px solid var(--line)}.brand>span{font-size:31px}.brand small{font-size:6px;letter-spacing:2.5px}.intro{margin-top:19px}.intro .eyebrow,.purpose,.image-caption{display:none}.intro h1{font-size:32px;letter-spacing:-1.3px;margin:0;line-height:1.03}.intro h1 br{display:none}.intro h1 em{margin-left:7px}.vial{width:55%;left:auto;object-position:50% 49%;opacity:.9}.editorial:after{background:linear-gradient(90deg,#e5e4dc 30%,transparent 85%)}.attestation{padding:30px 24px 75px;display:block}h2{font-size:36px;margin:19px 0 13px}.lead{margin-bottom:25px;font-size:14px}.access-label{margin-top:0}label{font-size:15px;padding:18px 0}.fine-print{margin-top:28px}nav{gap:18px}footer{bottom:23px;left:24px;right:24px}button{min-height:57px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Keep returning visitors out of the checkbox form while the handoff opens. */
html[data-research-access="remembered"] fieldset,
html[data-research-access="remembered"] #continue,
html[data-research-access="remembered"] .destination { display: none; }

/* Comfortable reading and touch targets on phones, including safe-area insets. */
@media (max-width: 620px) {
  .editorial { height: 168px; min-height: 168px; padding-top: 22px; }
  .intro { margin-top: 17px; }
  .intro h1 { font-size: 30px; letter-spacing: -1.2px; }
  .attestation { padding-top: 26px; padding-bottom: calc(72px + env(safe-area-inset-bottom)); }
  label { grid-template-columns: 24px minmax(0, 1fr); gap: 12px; font-size: 16px; line-height: 1.5; }
  input { width: 24px; height: 24px; }
  button { font-size: 15px; }
  .fine-print { font-size: 12px; line-height: 1.65; }
  nav { gap: 0 20px; margin-top: 10px; font-size: 12px; }
  nav a { display: inline-flex; align-items: center; min-height: 44px; }
  footer { bottom: calc(22px + env(safe-area-inset-bottom)); }
}
@media (min-width: 621px) and (max-width: 850px) {
  nav a { display: inline-flex; align-items: center; min-height: 44px; }
}