:root{--paper:#e9e9e3;--ink:#111}
.commerce-page{padding-left:0}.store-header{position:sticky;top:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:30px;padding:24px 4vw;background:#080808f5;border-bottom:1px solid #333;backdrop-filter:blur(12px)}.store-brand{width:210px;flex-shrink:0}.store-brand img{width:100%}.store-header nav,.store-actions{display:flex;align-items:center;gap:28px;font-size:11px}.store-header nav a:hover{color:var(--red)}.store-language{font-size:9px;color:#aaa;white-space:nowrap}.store-language b{color:#fff}.basket-link{border:1px solid #555;padding:9px 12px;font-size:10px;white-space:nowrap}.basket-link span{display:inline-grid;place-items:center;background:var(--red);color:#080808;width:19px;height:19px;margin-left:8px;font-weight:700}.store-intro{padding:65px 5vw 55px;border-bottom:1px solid #333}.store-intro>.micro{color:#999}.store-intro>div{display:flex;justify-content:space-between;align-items:flex-end;gap:55px;margin-top:30px}.store-intro h1{font-size:clamp(65px,7vw,118px);letter-spacing:-1.7px;line-height:.91}.store-intro p{max-width:375px;color:#aaa;font-size:13px;line-height:1.9}.store-button{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;padding:16px 22px;background:var(--red);color:#080808;font-weight:700;font-size:12px;border:1px solid transparent;cursor:pointer}.store-button:hover{background:#ff5763}.store-button.secondary{background:transparent;border-color:#666;color:inherit}.store-button.secondary:hover{border-color:var(--red)}.catalog-section{padding:35px 5vw 70px;background:var(--paper);color:var(--ink)}.catalog-controls{display:grid;grid-template-columns:2fr 1.3fr 1fr 1fr;gap:18px;padding-bottom:25px;border-bottom:1px solid #c6c6bc}.catalog-controls label{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:1px}.catalog-controls input,.catalog-controls select{display:block;width:100%;margin-top:8px;background:#f7f7f2;border:1px solid #c9c9c1;border-radius:0;padding:14px 12px;font:12px var(--font);height:46px;color:#222}.catalog-controls input:focus,.catalog-controls select:focus{outline:2px solid #ff2636;outline-offset:2px}.catalog-summary{display:flex;align-items:center;justify-content:space-between;padding:22px 0;font-size:10px;color:#666}.catalog-summary button{font-size:10px;text-decoration:underline;text-underline-offset:4px}.catalog-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.catalog-card{background:#f8f8f3;min-width:0}.catalog-image{display:block;position:relative;overflow:hidden;background:#dedcd8;aspect-ratio:1/1}.catalog-image img{width:100%;height:100%;object-fit:contain;transition:transform .35s ease}.catalog-card:hover .catalog-image img{transform:scale(1.04)}.catalog-image>span{position:absolute;top:13px;left:13px;font-size:8px;padding:4px 7px;background:#080808d9;color:#fff}.silver-tag{position:absolute;bottom:12px;left:13px;right:13px;text-align:center;letter-spacing:2px;font-size:7px;padding:5px;background:linear-gradient(90deg,#aaa,#f7f7f7,#aaa);color:#111}.catalog-info{padding:19px 18px 15px}.catalog-category{display:block;color:#888;font-size:7px;letter-spacing:1px;text-transform:uppercase;margin-bottom:10px}.catalog-info h3{font-size:27px;line-height:1.08;overflow-wrap:anywhere}.catalog-info>a>p{font-size:10px;color:#666;margin-top:7px;min-height:17px}.catalog-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:18px;padding-top:12px;border-top:1px solid #ddd}.catalog-bottom strong{font:700 23px var(--display)}.catalog-bottom>a{font-size:9px;font-weight:700}.catalog-bottom>a:hover{color:#c31124}.empty-state{text-align:center;padding:65px 20px;color:#888}.empty-state h2{font-size:45px;color:#fff;margin-bottom:15px}.empty-state p{margin-bottom:24px}.breadcrumbs{display:flex;gap:13px;font-size:10px;color:#999;padding:25px 5vw}.breadcrumbs a{color:#ddd}.product-detail{display:grid;grid-template-columns:1fr 1fr;gap:6vw;padding:15px 5vw 75px;align-items:start}.product-photo{background:#dedcd8;position:relative}.product-photo img{width:100%;aspect-ratio:1/1;object-fit:contain}.product-photo>span{display:block;text-align:center;color:#333;border-top:1px solid #c5c3c0;padding:13px;font-size:7px;letter-spacing:2px}.product-detail-copy{padding-top:10px}.product-detail-copy>.micro{color:#999}.product-detail-copy h1{font-size:clamp(50px,5.3vw,85px);line-height:1;margin-top:19px;overflow-wrap:anywhere}.product-strength{font:700 32px var(--display);margin-top:12px}.product-strength span{font:11px var(--font);color:#999;text-transform:uppercase;letter-spacing:1px}.product-price{display:flex;align-items:baseline;gap:10px;font:700 42px var(--display);margin:23px 0}.product-price small{font:9px var(--font);color:#999}.product-description{font-size:12px;color:#aaa;line-height:1.9;max-width:540px}.variant-options{border:0;padding:0;margin:28px 0 20px;display:flex;flex-wrap:wrap;gap:8px}.variant-options legend{font-size:9px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:12px;color:#999}.variant-choice{border:1px solid #4b4b4b;padding:9px 12px;font-size:9px}.variant-choice.selected{background:var(--white);color:#111;border-color:var(--white)}.variant-choice:hover{border-color:var(--red)}.purchase-row{display:flex;align-items:end;gap:14px}.purchase-row label{font-size:9px;color:#999}.purchase-row input{display:block;width:76px;height:51px;margin-top:6px;border:1px solid #555;border-radius:0;background:#111;color:#fff;padding:12px;font:15px var(--font)}.purchase-row .store-button{flex:1;min-height:51px}.direct-enquiry{display:block;font-size:10px;text-decoration:underline;text-underline-offset:4px;padding-top:17px;color:#ccc}.product-specs{margin:30px 0 0;border-top:1px solid #444}.product-specs>div{display:flex;justify-content:space-between;gap:20px;border-bottom:1px solid #333;padding:11px 0;font-size:10px}.product-specs dt{color:#888}.product-specs dd{margin:0;text-align:right}.product-context{font-size:9px;color:#999;line-height:1.8;margin-top:20px}.related-reading{padding:50px 5vw 70px;border-top:1px solid #333}.related-reading h2{font-size:45px;margin:15px 0 30px}.journal-section,.home-journal{padding:45px 5vw 70px}.journal-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.journal-card{display:block;background:#151515;border:1px solid #333;min-width:0}.journal-art{height:215px;position:relative;overflow:hidden;background:var(--red);color:#080808;padding:18px}.journal-art>span{font-size:9px;letter-spacing:1px}.journal-art>b{position:absolute;left:17px;bottom:12px;font:900 clamp(48px,5.8vw,85px)/.9 var(--display);letter-spacing:-2px}.journal-art>i{position:absolute;right:20px;top:11px;font-style:normal;font-size:40px}.journal-art-1{background:var(--paper)}.journal-art-2{background:#262626;color:var(--red)}.journal-card-copy{padding:24px}.journal-card h3{font-size:30px;line-height:1.05;margin:14px 0}.journal-card p{font-size:11px;line-height:1.8;color:#999}.journal-read{display:block;margin-top:24px;font-size:9px;color:#ddd}.journal-card:hover{border-color:var(--red)}.journal-card:hover .journal-read{color:var(--red)}.article-wrap{padding:0 5vw 70px}.article-wrap .breadcrumbs{padding-left:0}.article-header{max-width:1030px;padding:35px 0 45px}.article-header h1{font-size:clamp(49px,5.6vw,85px);line-height:1;letter-spacing:-.7px;margin-top:21px}.article-header>p{font-size:16px;line-height:1.7;max-width:800px;color:#aaa;margin-top:25px}.article-byline{display:flex;gap:25px;flex-wrap:wrap;font-size:10px;margin-top:24px;color:#999}.article-byline a{color:#eee;text-decoration:underline;text-underline-offset:4px}.article-layout{display:grid;grid-template-columns:260px minmax(0,750px);gap:5vw;border-top:1px solid #444;padding-top:40px}.article-takeaways{align-self:start;background:#181818;border-top:3px solid var(--red);padding:25px}.article-takeaways ul{font-size:11px;line-height:1.8;color:#bbb;padding-left:16px}.article-takeaways li+li{margin-top:16px}.article-prose p,.article-prose li{font-size:14px;line-height:1.95;color:#c7c7c1}.article-prose p+p{margin-top:18px}.article-prose h2{font-size:36px;line-height:1.1;margin:40px 0 18px}.article-prose h2:first-child{margin-top:0}.article-prose h3{font-size:27px;margin:28px 0 16px}.source-ref{color:var(--red);font-size:10px;vertical-align:super}.article-sources{border-top:1px solid #444;margin-top:45px;padding-top:10px}.article-sources li{font-size:11px;overflow-wrap:anywhere;margin:12px 0}.article-sources a{text-decoration:underline;text-underline-offset:4px}.store-footer{background:var(--red);color:#080808;padding:44px 5vw 22px}.store-footer>div:first-child{display:flex;align-items:center;justify-content:space-between;gap:45px}.store-footer-logo{width:min(62%,800px);display:block}.store-footer-logo img{width:100%}.store-footer>div>p{font-size:9px;letter-spacing:1px}.store-footer>nav{display:flex;flex-wrap:wrap;gap:25px;border-top:1px solid #0004;margin-top:35px;padding:22px 0;font-size:10px}.store-fineprint{display:flex;justify-content:space-between;gap:25px;padding-top:10px;border-top:1px solid #0003}.store-fineprint p{font-size:7px!important;letter-spacing:0!important;max-width:550px}.store-fineprint p:last-child{text-align:right}.basket-section{padding:40px 5vw 70px;max-width:1150px;margin:auto}.basket-item{display:grid;grid-template-columns:110px 1fr auto;gap:25px;align-items:center;border-bottom:1px solid #444;padding:20px 0}.basket-item img{width:110px;height:110px;object-fit:contain;background:#dedcd8}.basket-item>div>a{font:700 32px var(--display)}.basket-item>div>p{font-size:11px;color:#aaa;margin-top:5px}.basket-item-controls{display:flex;align-items:center;gap:25px}.basket-item-controls label{font-size:8px;color:#999}.basket-item-controls input{display:block;background:#111;color:#fff;border:1px solid #555;width:60px;padding:8px;margin-top:4px}.basket-item-controls strong{font:700 25px var(--display);min-width:75px;text-align:right}.basket-item-controls button{font-size:9px;color:#aaa;text-decoration:underline}.basket-total{display:flex;justify-content:space-between;align-items:center;margin-top:30px}.basket-total>span{font-size:12px}.basket-total strong{font:700 50px var(--display)}#basket-summary>p{font-size:10px;color:#999}.enquiry-note{display:block;margin-top:25px;font-size:10px}.enquiry-note textarea,#manual-enquiry{display:block;width:100%;background:#151515;color:#fff;border:1px solid #555;padding:15px;margin-top:9px;font:12px var(--font)}.contact-options{display:flex;gap:15px;margin-top:20px}.contact-options>*{flex:1}#copy-status{margin-top:15px}.contact-section{padding:25px 5vw 70px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.contact-section>a{padding:30px;background:#191919;border:1px solid #333;position:relative}.contact-section>a:hover{border-color:var(--red)}.contact-section span{font-size:10px;color:#777}.contact-section h2{font-size:45px;margin-top:30px}.contact-section p{font-size:12px;color:#aaa;margin-top:10px}.contact-section b{position:absolute;right:25px;top:18px;font-size:38px;color:var(--red)}.simple-prose{max-width:900px;padding:65px 5vw 90px;margin:auto}.simple-prose h1{font-size:70px;margin:30px 0}.simple-prose p{font-size:14px;line-height:1.95;color:#aaa;margin:22px 0}.home-catalog{padding:60px 38px;background:var(--paper);color:#111}.commerce-section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:35px;margin-bottom:32px}.commerce-section-head h2{font-size:clamp(44px,5vw,70px);line-height:.95;margin-top:16px}.home-catalog .catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.home-catalog .catalog-image{aspect-ratio:1.15}.home-catalog .store-button{font-size:10px}.home-journal{padding-left:38px;padding-right:38px;border-top:1px solid #333}.home-product-cta{display:flex;justify-content:space-between;font-size:10px;font-weight:700;color:#c61627;border-top:1px solid #ccc;padding-top:14px;margin-top:14px}#store-toast{position:fixed;z-index:100;left:50%;bottom:24px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:#f7f7f2;color:#080808;box-shadow:0 8px 50px #0008;border-left:4px solid var(--red);padding:15px 24px;font-size:12px;transition:.2s;max-width:calc(100% - 32px)}#store-toast.visible{opacity:1;transform:translate(-50%,0)}html[lang=th] .store-intro h1{font-size:clamp(45px,5vw,76px);line-height:1.22}html[lang=th] .article-header h1{font-size:clamp(36px,4vw,64px);line-height:1.25}html[lang=th] .journal-card h3{font-size:23px;line-height:1.45}html[lang=th] .article-prose h2{font-size:28px;line-height:1.4}html[lang=th] .product-detail-copy h1{font-family:var(--display);font-size:clamp(48px,5vw,80px);line-height:1.05;letter-spacing:0}
@media(max-width:1100px){.catalog-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.catalog-controls{grid-template-columns:1.5fr 1.2fr 1fr 1fr;gap:10px}.store-brand{width:180px}.store-header nav,.store-actions{gap:18px}.journal-art{height:175px}.journal-art>b{font-size:60px}.article-layout{grid-template-columns:220px 1fr;gap:35px}.home-catalog,.home-journal{padding-left:25px;padding-right:25px}.product-detail{gap:4vw}.contact-section h2{font-size:35px}}
@media(max-width:760px){.store-header{padding:19px 20px;flex-wrap:wrap;gap:18px}.store-brand{width:155px}.store-header>nav{order:3;width:100%;border-top:1px solid #333;padding-top:13px;font-size:10px;gap:26px}.store-actions{gap:14px}.basket-link{font-size:8px;padding:6px 8px}.basket-link span{width:15px;height:15px;font-size:8px;margin-left:4px}.store-language{font-size:8px}.store-intro{padding:38px 20px}.store-intro>div{display:block;margin-top:22px}.store-intro h1{font-size:72px}.store-intro p{font-size:11px;margin-top:24px;max-width:none}.catalog-section{padding:24px 20px 45px}.catalog-controls{grid-template-columns:1fr 1fr;gap:14px}.catalog-search{grid-column:1/-1}.catalog-controls label{font-size:8px}.catalog-controls label:last-child{grid-column:1/-1}.catalog-controls input,.catalog-controls select{font-size:11px;height:42px;padding:10px}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.catalog-info{padding:14px 12px 12px}.catalog-info h3{font-size:24px}.catalog-category{font-size:5px;letter-spacing:.5px;margin-bottom:7px}.catalog-info>a>p{font-size:8px;line-height:1.5}.catalog-bottom{margin-top:12px;padding-top:9px}.catalog-bottom strong{font-size:21px}.catalog-bottom>a{font-size:8px}.catalog-image>span{font-size:6px;top:9px;left:9px;padding:3px 5px}.silver-tag{font-size:5px;letter-spacing:1px;left:8px;right:8px;bottom:8px}.catalog-summary{font-size:9px}.catalog-summary button{font-size:9px}.breadcrumbs{padding:20px;font-size:9px;gap:10px}.product-detail{grid-template-columns:1fr;gap:26px;padding:0 20px 45px}.product-photo img{max-height:430px}.product-detail-copy h1{font-size:52px;margin-top:16px}.product-strength{font-size:29px}.product-price{font-size:39px;margin:19px 0}.product-description{font-size:11px}.variant-choice{font-size:8px;padding:8px 10px}.purchase-row .store-button{font-size:10px;padding:13px}.product-specs>div{font-size:9px}.product-context{font-size:8px}.journal-section,.home-journal,.related-reading{padding:35px 20px 45px}.journal-grid{grid-template-columns:1fr;gap:20px}.journal-art{height:195px}.journal-art>b{font-size:85px}.journal-card-copy{padding:22px}.journal-card h3{font-size:31px}.journal-card p{font-size:11px}.article-wrap{padding:0 20px 45px}.article-header{padding:20px 0 30px}.article-header h1{font-size:48px;line-height:1.05}.article-header>p{font-size:13px;margin-top:20px}.article-byline{font-size:9px;gap:12px}.article-layout{grid-template-columns:1fr;gap:30px;padding-top:25px}.article-takeaways{padding:22px}.article-prose p,.article-prose li{font-size:13px;line-height:1.9}.article-prose h2{font-size:32px;margin-top:30px}.store-footer{padding:30px 20px 20px}.store-footer>div:first-child{display:block}.store-footer-logo{width:100%}.store-footer>div:first-child>p{font-size:7px;margin-top:18px}.store-footer>nav{gap:18px;font-size:9px;margin-top:22px}.store-fineprint{display:block}.store-fineprint p:last-child{text-align:left;margin-top:10px;font-size:6px!important}.basket-section{padding:20px 20px 45px}.basket-item{grid-template-columns:80px 1fr;gap:17px}.basket-item img{width:80px;height:90px}.basket-item>div>a{font-size:28px}.basket-item>div>p{font-size:9px}.basket-item-controls{grid-column:1/-1;justify-content:space-between;gap:12px}.basket-item-controls label{display:flex;align-items:center;gap:12px}.basket-item-controls input{margin:0}.basket-item-controls strong{font-size:23px}.basket-total strong{font-size:38px}.basket-total>span{font-size:11px}.contact-options{flex-direction:column}.contact-section{padding:20px 20px 45px;grid-template-columns:1fr}.contact-section>a{padding:25px}.contact-section h2{font-size:40px;margin-top:15px}.simple-prose{padding:40px 20px 60px}.simple-prose h1{font-size:55px}.simple-prose p{font-size:12px}.home-catalog{padding:40px 20px}.commerce-section-head{display:block;margin-bottom:25px}.commerce-section-head h2{font-size:52px}.commerce-section-head>.store-button{margin-top:22px;font-size:10px}.home-catalog .catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-catalog .catalog-image{aspect-ratio:1/1}.home-journal .journal-grid{grid-template-columns:1fr}.home-product-cta{font-size:9px}html[lang=th] .store-intro h1{font-size:48px}html[lang=th] .article-header h1{font-size:34px}html[lang=th] .article-prose h2{font-size:25px}html[lang=th] .product-detail-copy h1{font-size:50px}}
@media(max-width:360px){.store-brand{width:135px}.store-header{gap:10px;padding:16px}.store-actions{gap:8px}.catalog-section,.home-catalog{padding-left:15px;padding-right:15px}.catalog-info h3{font-size:21px}.catalog-bottom strong{font-size:19px}.catalog-bottom>a{font-size:7px}.store-intro h1{font-size:62px}.store-button{font-size:10px}}
@media(prefers-reduced-motion:reduce){.catalog-image img,#store-toast{transition:none}}

/* One navigation shell across the complete site. */
:root{--store-header-height:84px}
html{scroll-padding-top:calc(var(--store-header-height) + 20px)}
.store-header{height:var(--store-header-height);min-height:var(--store-header-height);padding:20px 4vw}
.home-page{padding-left:0}
.home-page>main,.home-page>.store-footer{margin-left:var(--rail)}
.home-page .side-rail{top:var(--store-header-height)}
.home-page .hero{height:calc(100svh - var(--store-header-height));min-height:650px}
.hero-brand-line{font-size:12px;letter-spacing:1.8px;line-height:1.6}
.store-footer>div:first-child>p{font-size:11px;line-height:1.6}

/* Browse the range by training goal. */
.goal-links{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin:0 0 30px}
.goal-links a{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px solid #bcbcb4;padding:15px 12px;font-size:10px;font-weight:700;line-height:1.45;min-height:58px;background:#f3f3ec}
.goal-links a span{font-size:18px;color:#cb1727;flex:none}
.goal-links a:hover{background:#fff;border-color:#cb1727}
.goal-links a[aria-current=page]{background:#111;color:#fff;border-color:#111}

/* Scale the artwork by format with generous, consistent breathing room. */
.media-vial{--media-size:64%}
.media-vial.media-hgh{--media-size:70%}
.media-pen{--media-size:70%}
.media-nasal-spray{--media-size:76%}
.media-capsules{--media-size:88%}
.media-supply{--media-size:88%}
.catalog-image,.product-photo{background:#d0cccb}
.catalog-image,.product-art{display:block;position:relative;aspect-ratio:1}
.catalog-image img,.product-art img{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:auto;height:var(--media-size,76%);max-width:88%;max-height:none;aspect-ratio:auto;object-fit:contain;padding:0;mask-image:linear-gradient(to right,transparent,#000 3%,#000 97%,transparent),linear-gradient(to bottom,transparent,#000 2%,#000 96%,transparent);mask-composite:intersect}
.catalog-card:hover .catalog-image img{transform:translate(-50%,-50%) scale(1.04)}
.media-supply img{mask-image:none}
.catalog-image.media-supply,.product-photo.media-supply{background:#e1e0dc}
.home-catalog .catalog-image{aspect-ratio:1}

@media(max-width:1100px){
 .goal-links{grid-template-columns:repeat(3,minmax(0,1fr))}
 .hero-brand-line{font-size:11px;letter-spacing:1.4px}
}
@media(max-width:760px){
 :root{--store-header-height:112px}
 .store-header{padding:16px 20px;gap:13px;align-content:center}
 .store-header>nav{padding-top:11px;font-size:10px;gap:25px}
 .home-page .hero{height:calc(100svh - var(--store-header-height));min-height:650px}
 .hero-brand-line,html[lang=th] .hero-brand-line{font-size:9.5px;letter-spacing:1px;line-height:1.65;margin-bottom:14px}
 html[lang=th] .hero-brand-line{letter-spacing:0}
 .goal-links{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-bottom:24px}
 .goal-links a{font-size:9px;padding:11px 10px;min-height:48px}
 .goal-links a span{font-size:16px}
 .store-footer>div:first-child>p{font-size:9px}
}
@media(max-width:360px){.store-header{padding-left:16px;padding-right:16px}.store-header>nav{gap:21px}}

/* Keep the MASS accent red across the site, including the footer. */
.rail-brand>.brand-mass{color:var(--red);font:inherit;letter-spacing:inherit}
.store-footer{background:#080808;color:var(--white);border-top:1px solid #343434}
.store-footer>nav,.store-fineprint{border-top-color:#343434}
.store-footer nav a:hover{color:var(--red)}
.store-footer>div:first-child>p{color:#b8b8b2}
.media-pen img{mask-image:linear-gradient(to right,transparent,#000 35%,#000 65%,transparent),linear-gradient(to bottom,transparent,#000 2%,#000 96%,transparent)}
.media-capsules img{mask-image:none}
.catalog-image.media-capsules,.product-photo.media-capsules{background:#e1e0dc}