:root{--paper:#FBFCFE;--ink:#071D3B;--blue:#1455D9;--red:#E53942;--muted:#53657A;--line:#BFD2EF;--pale:#EDF3FC;--wrap:1200px;color-scheme:light;font-family:Arial,Helvetica,sans-serif}
*{box-sizing:border-box}
html{scroll-padding-top:24px}
body{margin:0;min-width:280px;background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:inherit;text-underline-offset:4px}
button,a,summary{-webkit-tap-highlight-color:transparent}
a:focus-visible,summary:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
.wrap{width:min(var(--wrap),calc(100% - 80px));margin-inline:auto}
.skip-link{position:fixed;left:16px;top:-80px;background:var(--ink);color:#fff;padding:12px 18px;z-index:20}
.skip-link:focus{top:12px}
.site-header{border-bottom:1px solid var(--line);position:relative;z-index:2}
.header-inner{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));align-items:center;gap:24px;min-height:88px}
.wordmark{display:inline-flex;align-items:center;gap:9px;text-decoration:none;white-space:nowrap;letter-spacing:.18em;font-size:21px;font-weight:400;line-height:1}
.wordmark strong{font-weight:800}.wordmark i{width:6px;height:6px;background:var(--red);border-radius:50%;margin-left:2px}
.header-email{justify-self:center;font-size:14px;font-weight:500;text-decoration:none}.header-email:hover{text-decoration:underline}
.header-actions{justify-self:end;display:flex;align-items:center;gap:10px}.header-actions .header-shop{background:var(--ink);border-color:var(--ink)}.header-actions .header-shop:hover{background:#113560;border-color:#113560}
.button{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;min-height:54px;padding:16px 23px;background:var(--blue);border:1px solid var(--blue);border-radius:4px;color:#fff;text-decoration:none;font-size:15px;font-weight:700;line-height:1.3}
.button:hover{background:#1044b0;border-color:#1044b0}.button span{font-size:21px;line-height:1}.button-small{min-height:44px;padding:10px 17px;gap:12px;font-size:14px}.button-small svg{width:20px;height:20px}.header-whatsapp{justify-self:end}
.eyebrow{font-size:11px;font-weight:700;letter-spacing:.13em;line-height:1.5;margin:0;text-transform:uppercase}
.red-dot{display:inline-block;width:6px;height:6px;background:var(--red);border-radius:50%;flex-shrink:0}.separator{color:#9baac0;margin-inline:9px}
.hero{position:relative;isolation:isolate;min-height:620px;padding-block:53px 46px}
.hero-art{position:absolute;z-index:-1;inset:0 -40px 0 auto;width:53%;overflow:hidden;mask-image:linear-gradient(to right,transparent 0%,#000 24%);-webkit-mask-image:linear-gradient(to right,transparent 0%,#000 24%)}
.hero-art img{height:100%;width:100%;display:block;object-fit:cover;object-position:62% 66%}
.hero-copy{position:relative;max-width:760px;z-index:1}.hero .eyebrow{display:flex;align-items:center;gap:10px;color:var(--ink)}.hero .separator{margin-inline:1px}
h1{font-size:clamp(44px,5.7vw,80px);line-height:.98;font-weight:800;letter-spacing:-.055em;margin:35px 0 24px;max-width:900px}
h1>span:not(.red-period){color:var(--blue)}.red-period{color:var(--red)}
.hero-intro{max-width:480px;font-size:17px;line-height:1.65;color:var(--muted);margin:0 0 28px}
.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px}.text-link{font-size:14px;font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:20px}.text-link:hover{text-decoration:underline}.text-link span{font-size:20px;color:var(--blue)}
.hero-footnote{display:flex;align-items:center;gap:10px;font-size:9px;letter-spacing:.15em;font-weight:700;color:var(--muted);margin:29px 0 0}.hero-footnote>span{color:var(--blue);font-size:24px;font-weight:400;line-height:1}
.art-caption{position:absolute;right:0;bottom:15px;color:var(--muted);font-size:8px;letter-spacing:.16em}
.section-nav{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-nav a{display:flex;align-items:center;gap:22px;padding:23px 25px;color:var(--ink);text-decoration:none;font-size:13px;font-weight:600}.section-nav a:first-child{padding-left:0}.section-nav a:last-child{padding-right:0}.section-nav a+a{border-left:1px solid var(--line)}.section-nav a>span:first-child{font-size:10px;letter-spacing:.1em;color:var(--blue)}.section-nav .nav-arrow{margin-left:auto;color:var(--blue);font-size:20px}.section-nav a:hover{color:var(--blue);background:#f0f5fc}
.section{padding-block:80px}.section-label{color:var(--blue);margin-bottom:25px}.research,.faq-section{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);column-gap:90px}
h2{font-size:clamp(32px,3.5vw,48px);line-height:1.06;letter-spacing:-.045em;margin:0;font-weight:750}h2>span{color:var(--blue)}
p{line-height:1.7}.research-body>p{font-size:15px;margin:0 0 16px;color:var(--muted)}.research-body .lead{font-size:20px;font-weight:700;color:var(--ink);margin-bottom:12px}
.receptors{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:26px 0 24px;padding-block:20px;border-block:1px solid var(--line)}.receptors>div{display:flex;flex-direction:column;gap:11px;padding-inline:18px;border-left:1px solid var(--line)}.receptors>div:first-child{padding-left:0;border-left:0}.receptors span{font-size:9px;letter-spacing:.1em;color:var(--muted)}.receptors strong{font-size:20px;letter-spacing:-.025em;color:var(--blue)}
.research-body .research-status{display:flex;gap:9px;align-items:center;font-size:11px;text-transform:uppercase;letter-spacing:.045em;font-weight:700;color:var(--ink)}.research-body .small{font-size:13px;line-height:1.65}.research-body .source-line{font-size:10px;line-height:1.9;margin-bottom:0}.source-line a{margin-right:13px}.source-line time{color:var(--muted)}
.perspective{background:var(--ink);color:#fff}.perspective-inner{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:90px;padding-block:70px 58px}.perspective .section-label{color:#8eb5ff}.perspective h2>span{color:#96bcff}.perspective-heading>p:not(.eyebrow){font-size:14px;line-height:1.75;color:#c2cee0;max-width:390px;margin:25px 0 0}.orbital{width:220px;margin-top:24px;color:#5b91ec}.orbital svg{display:block;width:100%;height:auto}
.topic-list{align-self:center}.topic-list article{display:flex;gap:22px;border-top:1px solid #35465e;padding:25px 0}.topic-list article:last-child{border-bottom:1px solid #35465e}.topic-index{color:#8eb5ff;font-size:10px;padding-top:6px;letter-spacing:.05em}.topic-list h3{font-size:20px;font-weight:600;margin:0 0 10px;letter-spacing:-.025em}.topic-list p{font-size:14px;line-height:1.65;color:#c2cee0;margin:0}
.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;list-style:none;cursor:pointer;font-size:15px;font-weight:600;line-height:1.5;padding:21px 0}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary>span{font-size:23px;font-weight:400;color:var(--blue);line-height:1}.faq-list details[open] summary>span{transform:rotate(45deg)}.faq-list p{font-size:14px;line-height:1.7;margin:0 35px 22px 0;color:var(--muted)}.faq-list p a{color:var(--blue)}
.contact{background:var(--blue);color:#fff}.contact-inner{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);align-items:center;gap:90px;padding-block:55px}.contact .section-label{color:#c9dcff;margin-bottom:22px}.contact h2{font-size:clamp(28px,3vw,42px)}.contact h2>span{color:#adcaff}.contact-actions{display:flex;flex-direction:column;align-items:stretch;gap:17px}.button-white{background:#fff;border-color:#fff;color:var(--blue)}.button-white:hover{background:#e8effd;border-color:#e8effd}.contact a:focus-visible{outline-color:#fff}.contact-email{display:flex;justify-content:space-between;gap:15px;font-size:17px;font-weight:500;text-decoration:none;overflow-wrap:anywhere}.contact-email:hover{text-decoration:underline}.contact-actions>p{font-size:12px;margin:0;color:#d5e3ff}
.footer{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-block:28px}.footer .wordmark{font-size:15px;gap:7px}.footer .wordmark i{width:4px;height:4px}.footer p{font-size:10px;color:var(--muted);margin:0}.footer p:last-child{white-space:nowrap}
.blog-section{border-top:1px solid var(--line)}.blog-feature{min-width:0;padding:30px;background:var(--pale);border:1px solid var(--line)}.blog-meta{display:flex;flex-wrap:wrap;gap:10px 22px;color:var(--muted);font-size:11px;margin:0 0 20px}.blog-meta>span{color:var(--blue);font-weight:700;letter-spacing:.06em}.blog-feature h3{font-size:32px;line-height:1.17;letter-spacing:-.035em;margin:0 0 18px}.blog-feature h3 a{text-decoration:none}.blog-feature h3 a:hover{text-decoration:underline}.blog-feature>p:not(.blog-meta){font-size:14px;color:var(--muted);margin:0 0 24px}.blog-feature .text-link{color:var(--blue)}
@media(min-width:1600px){.hero-art{right:-85px;width:57%}}
@media(max-width:1050px){.wrap{width:calc(100% - 56px)}.hero{min-height:590px}.hero-art{right:-28px;width:50%}.hero-copy{max-width:670px}.hero-intro{max-width:430px}.research,.faq-section,.perspective-inner{column-gap:50px}.contact-inner{gap:45px}.header-inner{gap:16px}.wordmark{font-size:18px}.receptors strong{font-size:17px}}
@media(max-width:760px){.wrap{width:calc(100% - 40px)}.header-inner{grid-template-columns:minmax(0,1fr) auto;gap:13px 16px;padding-block:16px;min-height:0}.wordmark{font-size:17px;gap:7px}.header-email{grid-column:1;grid-row:2;justify-self:start;font-size:12px}.header-whatsapp{grid-column:2;grid-row:1 / 3}.hero{min-height:0;padding-block:35px 39px}.hero-art{right:-20px;top:100px;width:57%;opacity:.7;mask-image:linear-gradient(to right,transparent 0%,#000 40%);-webkit-mask-image:linear-gradient(to right,transparent 0%,#000 40%)}.hero-copy{max-width:100%}.hero .eyebrow{font-size:9px;gap:8px}h1{font-size:clamp(40px,8.3vw,62px);margin:29px 0 22px}.hero-intro{max-width:365px;font-size:15px;line-height:1.65}.hero-actions{gap:20px}.hero .button{min-height:50px;padding:14px 17px;font-size:14px}.hero .text-link{font-size:12px;gap:12px}.hero-footnote{font-size:8px;margin-top:25px}.art-caption{display:none}.section-nav a{padding:18px 12px;font-size:11px;gap:9px}.section-nav .nav-arrow{display:none}.section{padding-block:50px}.research,.faq-section{grid-template-columns:1fr;gap:30px}.section-label{margin-bottom:18px}h2{font-size:36px}.research-body>p{font-size:15px}.receptors{max-width:none}.receptors strong{font-size:20px}.perspective-inner{grid-template-columns:1fr;gap:26px;padding-block:46px}.perspective-heading>p:not(.eyebrow){max-width:100%;margin-top:20px}.orbital{display:none}.topic-list article{padding-block:23px}.topic-list h3{font-size:20px}.contact-inner{grid-template-columns:1fr;gap:30px;padding-block:43px}.contact h2{font-size:36px}.contact-actions{max-width:460px}.footer{flex-wrap:wrap;gap:17px;padding-block:25px}.footer>p:nth-child(2){order:3;width:100%}.footer>p:last-child{margin-left:auto}}
@media(max-width:430px){.header-inner{gap:11px 10px}.wordmark{font-size:15px;letter-spacing:.14em}.wordmark i{width:5px;height:5px;margin:0}.button-small{padding:10px 11px;font-size:12px;gap:6px}.button-small svg{width:18px;height:18px}.button-small>span{display:none}.hero .eyebrow{font-size:8px;letter-spacing:.08em;gap:6px}.hero-art{top:155px;opacity:.42;width:58%;mask-image:linear-gradient(to right,transparent,#000);-webkit-mask-image:linear-gradient(to right,transparent,#000)}h1{font-size:clamp(30px,8.9vw,38px);line-height:1.05;letter-spacing:-.05em}.hero-intro{max-width:290px;font-size:14px}.hero-actions{align-items:flex-start;flex-direction:column;gap:18px}.hero-footnote{font-size:7px;letter-spacing:.1em}.section-nav a{font-size:10px;line-height:1.4;gap:7px;padding-inline:10px}.section-nav a>span:first-child{font-size:8px}.receptors strong{font-size:17px}.receptors>div{padding-inline:12px}h2{font-size:31px}.contact h2{font-size:31px}.contact-email{font-size:16px}.footer .wordmark{font-size:13px}.footer>p:last-child{font-size:9px}}
@media(prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}.button{transition:background-color .15s ease,border-color .15s ease}.faq-list summary>span{transition:transform .15s ease}}
.molecules{padding-bottom:45px}.molecules-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:90px;align-items:end}.molecules-intro>p{font-size:16px;line-height:1.7;color:var(--muted);margin:0;max-width:540px}.molecule-nav{display:flex;flex-wrap:wrap;gap:8px;margin:32px 0}.molecule-nav a{padding:11px 17px;border:1px solid var(--line);font-size:13px;text-decoration:none;color:var(--blue);border-radius:3px;min-height:42px;display:flex;align-items:center}.molecule-nav a:hover{background:var(--pale)}.molecule{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:90px;border-top:1px solid var(--line);padding-block:34px;scroll-margin-top:30px}.molecule-heading h3{font-size:33px;letter-spacing:-.04em;line-height:1.15;margin:14px 0 10px;font-weight:700}.international-name{display:block;color:var(--muted);font-size:12px;line-height:1.7;max-width:300px}.molecule-body>p{font-size:15px;color:var(--muted);line-height:1.75;margin:0 0 16px}.molecule-body .evidence-note{font-size:13px;border-left:2px solid var(--blue);padding-left:15px;color:var(--ink);margin-block:20px}.molecule-body .source-line{font-size:11px;line-height:1.8;margin:0}.molecule-body .source-line a{display:inline-block;color:var(--blue);margin-bottom:5px}.molecules-note{border-top:1px solid var(--line);padding-top:20px;margin:0;color:var(--muted);font-size:12px;line-height:1.7}.molecules-note time{display:block;margin-top:5px}.faq-section{border-top:1px solid var(--line)}
@media(max-width:1050px){.molecules-intro,.molecule{gap:50px}.section-nav a{gap:12px;padding-inline:16px}}
@media(max-width:760px){.molecules-intro,.molecule{grid-template-columns:1fr;gap:22px}.molecules-intro>p{font-size:15px}.molecule-nav{margin-block:25px;gap:7px}.molecule-nav a{font-size:12px;padding:10px 13px}.molecule{padding-block:28px}.molecule-heading h3{font-size:30px;margin-top:11px}.molecule-body>p{font-size:14px}.section-nav{grid-template-columns:repeat(2,minmax(0,1fr))}.section-nav a{padding:16px 13px;font-size:12px;gap:10px}.section-nav a:nth-child(n+3){border-top:1px solid var(--line)}.section-nav a:nth-child(odd){border-left:0;padding-left:0}.section-nav a:nth-child(2){padding-right:0}.molecules-note{font-size:11px}.molecules{padding-bottom:35px}}
@media(max-width:760px){.header-actions{grid-column:2;grid-row:1 / 3;flex-direction:column;align-items:stretch;gap:8px}.header-actions .button-small{justify-content:center;white-space:nowrap}.header-inner>.wordmark{align-self:end}.header-email{align-self:start}.header-actions .header-shop>span{display:inline}}
@media(max-width:760px){.blog-feature{padding:24px}.blog-feature h3{font-size:28px}}
.pricing{border-top:1px solid var(--line)}
.price-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:38px}
.price-card{display:flex;flex-direction:column;border:1px solid var(--line);background:#fff;padding:26px 22px 24px}
.price-card .eyebrow{color:var(--blue)}
.price-card h3{font-size:24px;letter-spacing:-.03em;line-height:1.15;margin:13px 0 4px;font-weight:700}
.price-dose{font-size:13px;color:var(--muted);margin:0}
.price-amount{font-size:33px;font-weight:750;letter-spacing:-.05em;color:var(--blue);margin:14px 0 22px;line-height:1}
.price-amount span{font-size:13px;font-weight:700;letter-spacing:.02em;color:var(--muted);margin-left:7px}
.price-card .button{margin-top:auto;min-height:48px;justify-content:center;gap:12px;padding:12px 18px;font-size:14px}
.price-card .button svg{width:18px;height:20px}
.pricing-note{border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:12px;line-height:1.7;color:var(--muted)}
.pricing-note a{color:var(--blue)}
@media(max-width:1050px){.price-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:430px){.price-grid{grid-template-columns:1fr}}