.research-verification {
  position: fixed;
  z-index: 400;
  inset: 0;
  overflow: auto;
  color: #111319;
  background: linear-gradient(180deg, #f5f7f6 0%, #edf5f0 52%, #f2f3ef 100%);
  opacity: 1;
  transition: opacity .22s ease;
}
.research-verification[hidden],
.research-verified .research-verification { display: none; }
.research-verified .research-verification[aria-hidden="true"] { opacity: 0; }
body.research-verification-open { overflow: hidden; }
.research-verification__ambient { position: fixed; inset: 0; overflow: hidden; pointer-events: none; }
.research-verification__ambient::before,
.research-verification__ambient::after { content: ''; position: absolute; width: 45vw; aspect-ratio: 1; border-radius: 50%; filter: blur(2px); opacity: .7; }
.research-verification__ambient::before { top: -26vw; left: -12vw; background: radial-gradient(circle, rgba(217,244,119,.56), rgba(217,244,119,0) 68%); }
.research-verification__ambient::after { right: -14vw; bottom: -27vw; background: radial-gradient(circle, rgba(162,210,190,.52), rgba(162,210,190,0) 68%); }
.research-verification__vial { --tilt: -6deg; --dx: 10px; position: absolute; display: block; opacity: .9; filter: drop-shadow(0 18px 14px rgba(26,68,88,.16)); animation: research-vial-float 8s ease-in-out infinite; }
.research-verification__vial img { width: 100%; height: 100%; object-fit: contain; }
.research-verification__vial--1 { top: 12%; left: 7%; width: 150px; height: 180px; --tilt: -8deg; animation-duration: 9s; }
.research-verification__vial--2 { top: 62%; left: 10%; width: 110px; height: 140px; --tilt: 6deg; --dx: -12px; animation-duration: 7.4s; animation-delay: -2s; }
.research-verification__vial--3 { top: 14%; right: 9%; width: 128px; height: 160px; --tilt: 7deg; --dx: -8px; animation-duration: 8.6s; animation-delay: -3.2s; }
.research-verification__vial--4 { right: 4%; bottom: 8%; width: 168px; height: 200px; --tilt: -4deg; animation-duration: 10s; animation-delay: -4.5s; }
.research-verification__vial--5 { top: 46%; right: 24%; width: 96px; height: 120px; --tilt: 5deg; --dx: 14px; animation-duration: 7s; animation-delay: -1.4s; }
@keyframes research-vial-float { 0%, 100% { transform: translate3d(0, 0, 0) rotate(var(--tilt)); } 50% { transform: translate3d(var(--dx), -16px, 0) rotate(calc(var(--tilt) + 5deg)); } }
.research-verification__stage { position: relative; z-index: 1; width: min(560px, calc(100% - 32px)); min-height: 100%; display: flex; flex-direction: column; justify-content: center; margin: 0 auto; padding: 42px 0; }
.research-verification__logo { width: 150px; height: auto; margin: 0 auto 24px; }
.research-verification__card { padding: 34px; border: 1px solid rgba(17,19,25,.11); border-radius: 24px; background: rgba(255,255,255,.94); box-shadow: 0 28px 80px -24px rgba(20,55,41,.27); backdrop-filter: blur(18px); }
.research-verification__languages { margin: -9px -9px 25px; padding: 14px; border: 1px solid #dfe7e2; border-radius: 17px; background: #f3f8f5; }
.research-verification__languages > p { margin: 0 0 9px; color: #53645b; font-size: 9px; font-weight: 800; letter-spacing: .06em; text-align: center; text-transform: uppercase; }
.research-verification__languages nav { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 7px; }
.research-verification__languages a { min-width: 0; min-height: 45px; display: flex; align-items: center; justify-content: center; gap: 7px; padding: 8px; border: 1px solid #d9dfdb; border-radius: 11px; background: white; color: #252b28; text-decoration: none; transition: border-color .16s ease, background .16s ease, box-shadow .16s ease; }
.research-verification__languages a:hover,
.research-verification__languages a:focus-visible,
.research-verification__languages a[aria-current="page"] { border-color: #285c45; background: #f8fcf9; box-shadow: inset 0 0 0 1px rgba(40,92,69,.08); outline: none; }
.research-verification__languages a span { font-size: 20px; line-height: 1; }
.research-verification__languages a strong { min-width: 0; overflow: hidden; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.research-verification__eyebrow { margin-bottom: 12px; color: #285c45; font-size: 10px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.research-verification__card h1 { margin-bottom: 10px; font-size: clamp(31px,6vw,42px); line-height: 1; letter-spacing: -.045em; }
.research-verification__card > p:not(.research-verification__eyebrow):not(.research-verification__legal) { margin-bottom: 0; color: #61666b; font-size: 14px; line-height: 1.6; }
.research-verification__form { display: grid; gap: 11px; margin-top: 24px; }
.research-verification__form label { display: grid; grid-template-columns: 20px 1fr; align-items: start; gap: 12px; padding: 14px; border: 1px solid #dfe2de; border-radius: 13px; background: white; color: #30343a; cursor: pointer; transition: border-color .16s ease, background .16s ease, box-shadow .16s ease; }
.research-verification__form label:hover,
.research-verification__form label:has(input:checked) { border-color: #6e9e86; background: #f4faf6; box-shadow: inset 0 0 0 1px rgba(40,92,69,.08); }
.research-verification__form input { width: 18px; height: 18px; margin: 1px 0 0; accent-color: #285c45; }
.research-verification__form label span { font-size: 13px; line-height: 1.5; }
.research-verification__form button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; margin-top: 5px; padding: 13px 22px; border: 0; border-radius: 999px; background: #285c45; color: white; font-size: 14px; font-weight: 700; cursor: pointer; transition: background .18s ease, transform .18s ease, opacity .18s ease; }
.research-verification__form button:hover:not(:disabled) { background: #1f4b37; transform: translateY(-1px); }
.research-verification__form button:disabled { background: #d2d6d2; color: #777d79; cursor: not-allowed; }
.research-verification__form button svg { width: 17px; height: 17px; }
.research-verification__legal { margin: 22px 0 0; color: #777c81; font-size: 10px; line-height: 1.55; }
.research-verification__legal a,
.research-verification__exit a { text-decoration: underline; text-underline-offset: 3px; }
.research-verification__exit { margin: 20px 0 0; color: #6f7479; font-size: 12px; text-align: center; }

@media (max-width: 620px) {
  .research-verification__stage { width: min(100% - 20px, 560px); justify-content: flex-start; padding: 30px 0 24px; }
  .research-verification__logo { width: 132px; margin-bottom: 20px; }
  .research-verification__card { padding: 25px 20px; border-radius: 21px; }
  .research-verification__languages { margin: -5px -1px 22px; padding: 10px; }
  .research-verification__languages > p { line-height: 1.45; }
  .research-verification__languages a { min-height: 43px; gap: 5px; padding: 6px 4px; }
  .research-verification__languages a span { font-size: 18px; }
  .research-verification__languages a strong { font-size: 10px; }
  .research-verification__card h1 { font-size: 31px; }
  .research-verification__form label { padding: 13px 12px; }
  .research-verification__vial--1 { width: 86px; height: 108px; left: -18px; }
  .research-verification__vial--2 { width: 70px; height: 88px; left: -22px; }
  .research-verification__vial--3 { width: 78px; height: 98px; right: -14px; }
  .research-verification__vial--4 { width: 96px; height: 118px; right: -24px; }
  .research-verification__vial--5 { opacity: .45; width: 64px; height: 80px; right: 8%; }
}

@media (prefers-reduced-motion: reduce) {
  .research-verification,
  .research-verification__form button { transition: none; }
  .research-verification__vial { animation: none; }
}