{"product_id":"jhy-x","title":"🔥 Over 100,000 units sold ❤️– GFOUK® Niacinamide Brightening Serum","description":"\u003c!--\nGFOUK® Niacinamide Brightening Serum — Shopify product landing-page content\nPaste this entire block into a Shopify Custom Liquid section or an HTML-capable product-description block.\nAll CSS and JavaScript are scoped to #gfouk-serum-landing so they do not affect the rest of the theme.\nRecommended future assets: a clean product-and-box hero, a dropper\/texture close-up, and a packaging\/size image.\n--\u003e\n\u003cstyle\u003e #gfouk-serum-landing{--gfouk-ink:#2a211d;--gfouk-muted:#6c5d55;--gfouk-cream:#fffaf5;--gfouk-soft:#f7eee6;--gfouk-white:#ffffff;--gfouk-accent:#9a512c;--gfouk-accent-dark:#71381e;--gfouk-gold:#d6a15f;--gfouk-sage:#65705d;--gfouk-line:#eaded4;--gfouk-shadow:0 16px 44px rgba(74,45,30,0.10);width:100%;max-width:1120px;margin:0 auto;padding:18px 16px 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0;color:var(--gfouk-muted);font-size:0.78em;line-height:1.45;text-align:center}#gfouk-serum-landing .gfouk-lp__brand-art{display:grid;gap:8px;margin-bottom:22px}#gfouk-serum-landing .gfouk-lp__brand-art img{border-radius:12px}#gfouk-serum-landing .gfouk-lp__hero{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(340px,0.98fr);gap:42px;align-items:center;padding:46px;overflow:hidden;border:1px solid var(--gfouk-line);border-radius:30px;background:radial-gradient(circle at 92% 10%,rgba(214,161,95,0.22),transparent 34%),linear-gradient(135deg,#fffdf9 0%,#f8eee5 100%)}#gfouk-serum-landing .gfouk-lp__hero h2{margin-bottom:18px;font-size:clamp(2.15rem,5vw,3.65rem)}#gfouk-serum-landing .gfouk-lp__hero-lead{margin-bottom:22px;color:var(--gfouk-muted);font-size:clamp(1.02rem,2vw,1.2rem)}#gfouk-serum-landing .gfouk-lp__benefit-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0;margin-bottom:26px;list-style:none}#gfouk-serum-landing .gfouk-lp__benefit-list 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img{height:100%;min-height:250px;object-fit:cover}#gfouk-serum-landing .gfouk-lp__story-copy{display:flex;flex-direction:column;justify-content:center;padding:24px}#gfouk-serum-landing .gfouk-lp__stars{margin-bottom:10px;color:#b96f16;font-size:0.95rem;letter-spacing:0.08em}#gfouk-serum-landing .gfouk-lp__story-copy blockquote{margin-bottom:14px;color:var(--gfouk-ink);font-size:0.9em;font-style:italic;line-height:1.55}#gfouk-serum-landing .gfouk-lp__story-copy cite{color:var(--gfouk-muted);font-size:0.8em;font-style:normal;font-weight:800}#gfouk-serum-landing .gfouk-lp__disclaimer{margin:18px auto 0;color:var(--gfouk-muted);font-size:0.75em;line-height:1.5;text-align:center}#gfouk-serum-landing .gfouk-lp__image-stack{display:grid;grid-template-columns:1fr 1fr;gap:12px}#gfouk-serum-landing .gfouk-lp__image-stack img{height:100%;min-height:250px;border:1px solid var(--gfouk-line);border-radius:20px;object-fit:cover}#gfouk-serum-landing .gfouk-lp__image-stack img:first-child{grid-column:1 \/ -1;min-height:320px}#gfouk-serum-landing .gfouk-lp__support-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}#gfouk-serum-landing .gfouk-lp__support-card{overflow:hidden;border:1px solid var(--gfouk-line);border-radius:22px;background:var(--gfouk-white);box-shadow:0 10px 28px rgba(74,45,30,0.06)}#gfouk-serum-landing .gfouk-lp__support-card img{aspect-ratio:1 \/ 0.8;object-fit:cover}#gfouk-serum-landing .gfouk-lp__support-card div{padding:22px}#gfouk-serum-landing .gfouk-lp__support-card h3{margin-bottom:8px;font-size:1.12rem}#gfouk-serum-landing .gfouk-lp__support-card p{margin-bottom:0;color:var(--gfouk-muted);font-size:0.86em;line-height:1.55}#gfouk-serum-landing .gfouk-lp__ingredient-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}#gfouk-serum-landing .gfouk-lp__ingredient-card{grid-column:span 2;overflow:hidden;border:1px solid var(--gfouk-line);border-radius:22px;background:var(--gfouk-white)}#gfouk-serum-landing 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0.82;object-fit:cover}#gfouk-serum-landing .gfouk-lp__review-body{display:flex;flex:1;flex-direction:column;padding:20px}#gfouk-serum-landing .gfouk-lp__review-body blockquote{flex:1;margin-bottom:13px;color:var(--gfouk-ink);font-size:0.83em;font-style:italic;line-height:1.55}#gfouk-serum-landing .gfouk-lp__review-body cite{color:var(--gfouk-muted);font-size:0.78em;font-style:normal;font-weight:800}#gfouk-serum-landing .gfouk-lp__steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}#gfouk-serum-landing .gfouk-lp__step{padding:16px;border:1px solid var(--gfouk-line);border-radius:16px;background:var(--gfouk-white)}#gfouk-serum-landing .gfouk-lp__step-number{display:inline-grid;width:28px;height:28px;place-items:center;margin-bottom:9px;border-radius:50%;color:#fff;background:var(--gfouk-accent);font-size:0.72em;font-weight:900}#gfouk-serum-landing .gfouk-lp__step h3{margin-bottom:5px;font-size:1rem}#gfouk-serum-landing .gfouk-lp__step p{margin-bottom:0;color:var(--gfouk-muted);font-size:0.8em;line-height:1.45}#gfouk-serum-landing .gfouk-lp__routine-panel{padding:28px;border:1px solid var(--gfouk-line);border-radius:22px;background:var(--gfouk-white);box-shadow:var(--gfouk-shadow)}#gfouk-serum-landing .gfouk-lp__routine-panel h3{margin-bottom:18px;font-size:1.35rem;text-align:center}#gfouk-serum-landing .gfouk-lp__am-pm{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}#gfouk-serum-landing .gfouk-lp__routine-box{padding:18px;border-radius:16px;background:var(--gfouk-cream)}#gfouk-serum-landing .gfouk-lp__routine-box strong{display:block;margin-bottom:8px;color:var(--gfouk-accent-dark)}#gfouk-serum-landing .gfouk-lp__routine-box ol{padding-left:20px;margin:0;color:var(--gfouk-muted);font-size:0.8em;line-height:1.6}#gfouk-serum-landing .gfouk-lp__routine-alert{margin-top:14px;padding:14px 16px;border-left:4px solid var(--gfouk-gold);border-radius:10px;color:var(--gfouk-muted);background:#fff8ec;font-size:0.79em;line-height:1.5}#gfouk-serum-landing .gfouk-lp__good-grid{display:grid;grid-template-columns:0.9fr 1.1fr;gap:30px;align-items:center}#gfouk-serum-landing .gfouk-lp__good-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0;margin:18px 0 0;list-style:none}#gfouk-serum-landing .gfouk-lp__good-list li{padding:13px 14px;border:1px solid var(--gfouk-line);border-radius:13px;background:var(--gfouk-white);color:var(--gfouk-muted);font-size:0.8em;font-weight:700;line-height:1.4}#gfouk-serum-landing .gfouk-lp__package{margin-top:22px;padding:17px 18px;border-radius:14px;color:var(--gfouk-ink);background:var(--gfouk-soft);font-size:0.9em}#gfouk-serum-landing .gfouk-lp__faq{display:grid;max-width:860px;gap:12px;margin:0 auto}#gfouk-serum-landing .gfouk-lp__faq details{overflow:hidden;border:1px solid var(--gfouk-line);border-radius:16px;background:var(--gfouk-white)}#gfouk-serum-landing .gfouk-lp__faq summary{position:relative;padding:19px 54px 19px 20px;cursor:pointer;font-weight:800;line-height:1.4;list-style:none}#gfouk-serum-landing .gfouk-lp__faq summary::-webkit-details-marker{display:none}#gfouk-serum-landing .gfouk-lp__faq summary::after{position:absolute;top:50%;right:20px;color:var(--gfouk-accent);content:\"+\";font-size:1.45rem;line-height:1;transform:translateY(-50%)}#gfouk-serum-landing .gfouk-lp__faq details[open] summary::after{content:\"−\"}#gfouk-serum-landing .gfouk-lp__faq details[open] summary{border-bottom:1px solid var(--gfouk-line);background:var(--gfouk-cream)}#gfouk-serum-landing .gfouk-lp__faq-answer{padding:18px 20px 20px;color:var(--gfouk-muted);font-size:0.9em;line-height:1.6}#gfouk-serum-landing .gfouk-lp__bottom-cta{padding:42px;border-radius:28px;color:#fff;background:radial-gradient(circle at 86% 20%,rgba(214,161,95,0.28),transparent 34%),var(--gfouk-accent-dark);text-align:center}#gfouk-serum-landing .gfouk-lp__bottom-cta h2{max-width:720px;margin:0 auto 12px;color:#fff;font-size:clamp(1.8rem,4vw,2.65rem)}#gfouk-serum-landing .gfouk-lp__bottom-cta p{max-width:680px;margin:0 auto 22px;color:rgba(255,255,255,0.82)}#gfouk-serum-landing .gfouk-lp__bottom-cta .gfouk-lp__cta{max-width:430px;color:var(--gfouk-accent-dark);background:#fff;box-shadow:none}#gfouk-serum-landing .gfouk-lp__bottom-cta .gfouk-lp__cta:hover{background:#fff8ef}#gfouk-serum-landing .gfouk-lp__bottom-note{margin-top:13px !important;margin-bottom:0 !important;color:rgba(255,255,255,0.72) !important;font-size:0.78em}@media (max-width:900px){#gfouk-serum-landing .gfouk-lp__hero{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__hero-visual{max-width:680px;margin:0 auto}#gfouk-serum-landing .gfouk-lp__quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#gfouk-serum-landing .gfouk-lp__story-card{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__story-card img{min-height:0;aspect-ratio:1 \/ 0.78}#gfouk-serum-landing .gfouk-lp__ingredient-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#gfouk-serum-landing .gfouk-lp__ingredient-card,#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4){grid-column:auto}#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child{grid-column:1 \/ -1;max-width:calc(50% - 8px);width:100%;justify-self:center}#gfouk-serum-landing .gfouk-lp__review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:720px){#gfouk-serum-landing{padding:10px 10px 32px;font-size:16px}#gfouk-serum-landing .gfouk-lp__section{margin-top:48px}#gfouk-serum-landing .gfouk-lp__section--soft,#gfouk-serum-landing .gfouk-lp__hero,#gfouk-serum-landing .gfouk-lp__bottom-cta{padding:26px 18px;border-radius:22px}#gfouk-serum-landing .gfouk-lp__hero{gap:28px}#gfouk-serum-landing .gfouk-lp__hero h2{font-size:clamp(2rem,10vw,2.75rem)}#gfouk-serum-landing .gfouk-lp__benefit-list,#gfouk-serum-landing .gfouk-lp__feature-split,#gfouk-serum-landing .gfouk-lp__education-split,#gfouk-serum-landing .gfouk-lp__routine-split,#gfouk-serum-landing .gfouk-lp__story-grid,#gfouk-serum-landing .gfouk-lp__support-grid,#gfouk-serum-landing .gfouk-lp__difference-grid,#gfouk-serum-landing .gfouk-lp__timeline,#gfouk-serum-landing .gfouk-lp__good-grid{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__story-card{grid-template-columns:minmax(115px,0.82fr) minmax(0,1.18fr)}#gfouk-serum-landing .gfouk-lp__story-card img{height:100%;min-height:230px;aspect-ratio:auto}#gfouk-serum-landing .gfouk-lp__story-copy{padding:18px}#gfouk-serum-landing .gfouk-lp__timeline,#gfouk-serum-landing .gfouk-lp__support-grid{gap:14px}#gfouk-serum-landing .gfouk-lp__support-card{display:grid;grid-template-columns:0.9fr 1.1fr}#gfouk-serum-landing .gfouk-lp__support-card img{height:100%;aspect-ratio:auto}#gfouk-serum-landing .gfouk-lp__timeline-card{display:grid;grid-template-columns:0.9fr 1.1fr}#gfouk-serum-landing .gfouk-lp__timeline-card img{height:100%;aspect-ratio:auto}#gfouk-serum-landing .gfouk-lp__review-grid{display:flex;gap:14px;overflow-x:auto;padding:2px 2px 14px;scroll-snap-type:x mandatory;scrollbar-width:thin}#gfouk-serum-landing .gfouk-lp__review-card{min-width:min(82vw,330px);scroll-snap-align:start}#gfouk-serum-landing .gfouk-lp__check-grid,#gfouk-serum-landing .gfouk-lp__good-list{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__difference-grid\u003ediv:last-child{order:-1}}@media (max-width:480px){#gfouk-serum-landing .gfouk-lp__quick-grid,#gfouk-serum-landing .gfouk-lp__ingredient-grid,#gfouk-serum-landing .gfouk-lp__steps,#gfouk-serum-landing .gfouk-lp__am-pm{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child{grid-column:auto;max-width:none}#gfouk-serum-landing .gfouk-lp__quick-card{display:grid;grid-template-columns:40px 1fr;column-gap:12px;padding:15px;text-align:left}#gfouk-serum-landing .gfouk-lp__quick-icon{grid-row:1 \/ span 2;width:40px;height:40px;margin:0}#gfouk-serum-landing .gfouk-lp__quick-card h3{margin-bottom:4px}#gfouk-serum-landing .gfouk-lp__story-card,#gfouk-serum-landing .gfouk-lp__support-card,#gfouk-serum-landing .gfouk-lp__timeline-card{display:block}#gfouk-serum-landing .gfouk-lp__story-card img,#gfouk-serum-landing .gfouk-lp__support-card img,#gfouk-serum-landing .gfouk-lp__timeline-card img{width:100%;height:auto;min-height:0;aspect-ratio:1 \/ 0.82}#gfouk-serum-landing .gfouk-lp__image-stack img:first-child,#gfouk-serum-landing .gfouk-lp__collage img:first-child{min-height:240px}#gfouk-serum-landing .gfouk-lp__image-stack img,#gfouk-serum-landing .gfouk-lp__collage img{min-height:160px}}@media (prefers-reduced-motion:reduce){#gfouk-serum-landing .gfouk-lp__cta{transition:none}}#gfouk-serum-landing .gfouk-lp__hero-visual img,#gfouk-serum-landing .gfouk-lp__media img,#gfouk-serum-landing .gfouk-lp__story-card img,#gfouk-serum-landing .gfouk-lp__image-stack img,#gfouk-serum-landing .gfouk-lp__support-card img,#gfouk-serum-landing .gfouk-lp__ingredient-card img,#gfouk-serum-landing .gfouk-lp__collage img,#gfouk-serum-landing .gfouk-lp__timeline-card img,#gfouk-serum-landing .gfouk-lp__review-card img{height:auto !important;min-height:0 !important;max-height:none !important;aspect-ratio:auto !important;object-fit:contain !important;object-position:center !important;align-self:center;background:#ffffff}#gfouk-serum-landing .gfouk-lp__story-card{display:flex;flex-direction:column}#gfouk-serum-landing .gfouk-lp__story-card img{flex:0 0 auto}#gfouk-serum-landing .gfouk-lp__image-stack--two img:first-child{grid-column:auto}@media (max-width:720px){#gfouk-serum-landing .gfouk-lp__story-card,#gfouk-serum-landing .gfouk-lp__support-card,#gfouk-serum-landing .gfouk-lp__timeline-card{display:block}#gfouk-serum-landing .gfouk-lp__image-stack,#gfouk-serum-landing .gfouk-lp__collage{grid-template-columns:1fr}#gfouk-serum-landing .gfouk-lp__image-stack img:first-child,#gfouk-serum-landing .gfouk-lp__collage img:first-child{grid-column:auto}#gfouk-serum-landing .gfouk-lp__hero-badge{position:static;display:block;width:fit-content;max-width:100%;margin:10px auto 0;text-align:center}}#gfouk-serum-landing{container-name:gfouk-page;container-type:inline-size}#gfouk-serum-landing:where(div,section,article,figure,header,footer,ul,li){min-width:0}#gfouk-serum-landing:where(h2,h3,h4,p,li,blockquote,cite,strong,span,a){word-break:normal !important;overflow-wrap:break-word !important;hyphens:none !important}#gfouk-serum-landing .gfouk-lp__hero{grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__quick-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,210px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__feature-split,#gfouk-serum-landing .gfouk-lp__education-split,#gfouk-serum-landing .gfouk-lp__routine-split{grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__story-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__support-grid,#gfouk-serum-landing .gfouk-lp__timeline{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__ingredient-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__ingredient-card,#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child{grid-column:auto !important;width:100% !important;max-width:none !important}#gfouk-serum-landing .gfouk-lp__difference-grid,#gfouk-serum-landing .gfouk-lp__good-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,400px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__review-grid{display:grid !important;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr)) !important;overflow:visible !important;padding:0 !important}#gfouk-serum-landing .gfouk-lp__review-card{width:100%;min-width:0 !important}#gfouk-serum-landing .gfouk-lp__steps{grid-template-columns:repeat(auto-fit,minmax(min(100%,170px),1fr)) !important}#gfouk-serum-landing .gfouk-lp__am-pm{grid-template-columns:repeat(auto-fit,minmax(min(100%,160px),1fr)) !important}@container gfouk-page (max-width:760px){#gfouk-serum-landing .gfouk-lp__hero,#gfouk-serum-landing .gfouk-lp__feature-split,#gfouk-serum-landing .gfouk-lp__education-split,#gfouk-serum-landing .gfouk-lp__routine-split,#gfouk-serum-landing .gfouk-lp__story-grid,#gfouk-serum-landing .gfouk-lp__support-grid,#gfouk-serum-landing .gfouk-lp__ingredient-grid,#gfouk-serum-landing .gfouk-lp__difference-grid,#gfouk-serum-landing .gfouk-lp__timeline,#gfouk-serum-landing .gfouk-lp__review-grid,#gfouk-serum-landing .gfouk-lp__good-grid{grid-template-columns:1fr !important}#gfouk-serum-landing .gfouk-lp__hero{gap:26px;padding:26px 22px;border-radius:22px}#gfouk-serum-landing .gfouk-lp__hero-copy,#gfouk-serum-landing .gfouk-lp__hero-visual{width:100%;max-width:none}#gfouk-serum-landing .gfouk-lp__hero h2{font-size:clamp(2rem,9cqi,2.65rem);line-height:1.08}#gfouk-serum-landing .gfouk-lp__hero-lead{font-size:1rem;line-height:1.6}#gfouk-serum-landing .gfouk-lp__benefit-list{grid-template-columns:repeat(2,minmax(0,1fr))}#gfouk-serum-landing .gfouk-lp__quick-grid{grid-template-columns:repeat(2,minmax(0,1fr)) !important}#gfouk-serum-landing .gfouk-lp__section{margin-top:48px}#gfouk-serum-landing .gfouk-lp__section--soft,#gfouk-serum-landing .gfouk-lp__bottom-cta{padding:28px 22px;border-radius:22px}#gfouk-serum-landing .gfouk-lp__section-heading{margin-bottom:24px}#gfouk-serum-landing .gfouk-lp__section-heading h2,#gfouk-serum-landing .gfouk-lp__feature-copy h2,#gfouk-serum-landing .gfouk-lp__education-copy h2,#gfouk-serum-landing .gfouk-lp__routine-copy h2{font-size:clamp(1.7rem,7cqi,2.15rem)}#gfouk-serum-landing .gfouk-lp__story-card,#gfouk-serum-landing .gfouk-lp__support-card,#gfouk-serum-landing .gfouk-lp__timeline-card{display:block !important}#gfouk-serum-landing .gfouk-lp__image-stack,#gfouk-serum-landing .gfouk-lp__collage{grid-template-columns:1fr !important}#gfouk-serum-landing .gfouk-lp__image-stack img:first-child,#gfouk-serum-landing .gfouk-lp__collage img:first-child{grid-column:auto !important}#gfouk-serum-landing .gfouk-lp__difference-grid\u003ediv:last-child{order:-1}#gfouk-serum-landing .gfouk-lp__routine-panel{padding:22px}#gfouk-serum-landing .gfouk-lp__review-body,#gfouk-serum-landing .gfouk-lp__story-copy,#gfouk-serum-landing .gfouk-lp__support-card\u003ediv,#gfouk-serum-landing .gfouk-lp__timeline-copy,#gfouk-serum-landing .gfouk-lp__ingredient-copy{padding:20px}#gfouk-serum-landing .gfouk-lp__cta{max-width:420px}}@container gfouk-page (max-width:420px){#gfouk-serum-landing .gfouk-lp__hero,#gfouk-serum-landing .gfouk-lp__section--soft,#gfouk-serum-landing .gfouk-lp__bottom-cta{padding:22px 16px}#gfouk-serum-landing .gfouk-lp__benefit-list,#gfouk-serum-landing .gfouk-lp__quick-grid,#gfouk-serum-landing .gfouk-lp__steps,#gfouk-serum-landing .gfouk-lp__am-pm,#gfouk-serum-landing .gfouk-lp__check-grid,#gfouk-serum-landing .gfouk-lp__good-list{grid-template-columns:1fr !important}#gfouk-serum-landing .gfouk-lp__hero h2{font-size:2rem}#gfouk-serum-landing .gfouk-lp__routine-panel{padding:18px 14px}}\u003c\/style\u003e\n\u003cstyle\u003e\n#gfouk-serum-landing .gfouk-lp__hero-badge {\nposition: static !important;\ndisplay: block !important;\nwidth: fit-content;\nmax-width: 100%;\nmargin: 12px auto 0 !important;\npadding: 9px 14px;\ntext-align: center;\nbox-shadow: 0 6px 18px rgba(42, 33, 29, 0.08);\n}\n#gfouk-serum-landing .gfouk-lp__steps {\ndisplay: grid !important;\ngrid-template-columns: repeat(2, minmax(0, 1fr)) !important;\ngap: 12px !important;\nalign-items: stretch;\n}\n#gfouk-serum-landing .gfouk-lp__step {\nwidth: 100%;\nmin-width: 0;\nheight: 100%;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-carousel {\nposition: relative;\nmin-width: 0;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-grid {\ndisplay: flex !important;\ngrid-template-columns: none !important;\ngap: 16px !important;\nalign-items: stretch;\noverflow-x: auto !important;\npadding: 2px 2px 8px;\nscroll-behavior: smooth;\nscroll-snap-type: x mandatory;\nscroll-padding-inline: 2px;\noverscroll-behavior-inline: contain;\n-webkit-overflow-scrolling: touch;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-carousel.is-ready .gfouk-lp__ingredient-grid {\nscrollbar-width: none;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-carousel.is-ready .gfouk-lp__ingredient-grid::-webkit-scrollbar {\ndisplay: none;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-card,\n#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),\n#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child {\ndisplay: flex;\nflex: 0 0 calc((100% - 32px) \/ 3) !important;\nflex-direction: column;\nwidth: auto !important;\nmin-width: 0;\nmax-width: none !important;\ngrid-column: auto !important;\nscroll-snap-align: start;\nscroll-snap-stop: always;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-copy {\nflex: 1;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-controls {\ndisplay: none;\nalign-items: center;\njustify-content: center;\ngap: 14px;\nmargin-top: 18px;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-carousel.is-ready .gfouk-lp__ingredient-controls {\ndisplay: flex;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow {\ndisplay: inline-grid;\nwidth: 44px;\nheight: 44px;\nflex: 0 0 44px;\nplace-items: center;\npadding: 0;\nborder: 1px solid rgba(154, 81, 44, 0.24);\nborder-radius: 50%;\ncolor: var(--gfouk-accent-dark);\nbackground: var(--gfouk-white);\nbox-shadow: 0 6px 16px rgba(74, 45, 30, 0.08);\ncursor: pointer;\nfont: inherit;\nfont-size: 1.45rem;\nline-height: 1;\ntransition: color 160ms ease, background 160ms ease, transform 160ms ease, opacity 160ms ease;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow:hover:not(:disabled) {\ncolor: #fff;\nbackground: var(--gfouk-accent-dark);\ntransform: translateY(-1px);\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow:focus-visible,\n#gfouk-serum-landing .gfouk-lp__ingredient-dot:focus-visible {\noutline: 3px solid rgba(214, 161, 95, 0.55);\noutline-offset: 3px;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow:disabled {\nopacity: 0.34;\ncursor: default;\nbox-shadow: none;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-dots {\ndisplay: flex;\nmin-width: 64px;\nalign-items: center;\njustify-content: center;\ngap: 8px;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-dot {\nwidth: 9px;\nheight: 9px;\npadding: 0;\nborder: 0;\nborder-radius: 999px;\nbackground: #d9c6bb;\ncursor: pointer;\ntransition: width 160ms ease, background 160ms ease;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-dot.is-active {\nwidth: 24px;\nbackground: var(--gfouk-accent);\n}\n#gfouk-serum-landing .gfouk-lp__sr-only {\nposition: absolute !important;\nwidth: 1px !important;\nheight: 1px !important;\npadding: 0 !important;\nmargin: -1px !important;\noverflow: hidden !important;\nclip: rect(0, 0, 0, 0) !important;\nwhite-space: nowrap !important;\nborder: 0 !important;\n}\n@container gfouk-page (max-width: 820px) {\n#gfouk-serum-landing .gfouk-lp__ingredient-card,\n#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),\n#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child {\nflex-basis: calc((100% - 16px) \/ 2) !important;\n}\n}\n@container gfouk-page (max-width: 540px) {\n#gfouk-serum-landing .gfouk-lp__ingredient-card,\n#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),\n#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child {\nflex-basis: calc(100% - clamp(48px, 14%, 64px)) !important;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-controls {\ngap: 12px;\nmargin-top: 15px;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow[data-gfouk-ingredient-next] {\ncolor: #fff;\nbackground: var(--gfouk-accent-dark);\n}\n}\n@media (max-width: 820px) {\n#gfouk-serum-landing .gfouk-lp__ingredient-card,\n#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),\n#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child {\nflex-basis: calc((100% - 16px) \/ 2) !important;\n}\n}\n@media (max-width: 540px) {\n#gfouk-serum-landing .gfouk-lp__ingredient-card,\n#gfouk-serum-landing .gfouk-lp__ingredient-card:nth-child(4),\n#gfouk-serum-landing .gfouk-lp__ingredient-card:last-child {\nflex-basis: calc(100% - clamp(48px, 14%, 64px)) !important;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-controls {\ngap: 12px;\nmargin-top: 15px;\n}\n#gfouk-serum-landing .gfouk-lp__ingredient-arrow[data-gfouk-ingredient-next] {\ncolor: #fff;\nbackground: var(--gfouk-accent-dark);\n}\n}\n@container gfouk-page (max-width: 420px) {\n#gfouk-serum-landing .gfouk-lp__steps {\ngrid-template-columns: repeat(2, minmax(0, 1fr)) !important;\ngap: 10px !important;\n}\n#gfouk-serum-landing .gfouk-lp__step {\npadding: 13px 11px;\n}\n}\n\u003c\/style\u003e\n\u003csection id=\"gfouk-serum-landing\" class=\"gfouk-serum-lp\"\u003e\n\u003cdiv class=\"gfouk-lp__brand-art\"\u003e\u003cimg src=\"https:\/\/img-va.myshopline.com\/image\/store\/1716984503018\/159645700421c6bf3987.png?w=1280\u0026amp;h=223\" alt=\"GFOUK brand information\" width=\"1280\" height=\"223\" loading=\"eager\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__hero\"\u003e\n\u003cdiv class=\"gfouk-lp__hero-copy\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eDaily brightening care\u003c\/span\u003e\n\u003ch2 id=\"gfouk-serum-title\"\u003eA More Even-Looking Glow Starts Here\u003c\/h2\u003e\n\u003cp class=\"gfouk-lp__hero-lead\"\u003eGFOUK® Niacinamide Brightening Serum is a lightweight, multi-active facial serum created to visibly improve the look of dark spots, post-blemish marks, dullness, and uneven tone—while helping skin feel smoother and hydrated.\u003c\/p\u003e\n\u003cul class=\"gfouk-lp__benefit-list\"\u003e\n\u003cli\u003eVisibly brightens dull-looking skin\u003c\/li\u003e\n\u003cli\u003eTargets the look of uneven tone\u003c\/li\u003e\n\u003cli\u003eHelps skin feel smooth and hydrated\u003c\/li\u003e\n\u003cli\u003eLightweight, quick-absorbing finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ca class=\"gfouk-lp__cta\" href=\"#MainContent\"\u003eChoose Your Offer\u003c\/a\u003e\n\u003cp class=\"gfouk-lp__cta-note\"\u003eFor face and neck · Easy to add to your daily routine\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__hero-visual\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_13_2.png?v=1788507529\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_13_2_430x.png?v=1788507529 430w, https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_13_2_800x.png?v=1788507529 800w, https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_13_2.png?v=1788507529 1254w\" sizes=\"(max-width: 900px) calc(100vw - 52px), 500px\" alt=\"GFOUK Niacinamide Brightening Serum for daily brightening care\" width=\"1254\" height=\"1254\" loading=\"eager\" decoding=\"async\"\u003e \u003cspan class=\"gfouk-lp__hero-badge\"\u003eMulti-active brightening + hydration care\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__quick-grid\"\u003e\n\u003carticle class=\"gfouk-lp__quick-card\"\u003e\u003cspan class=\"gfouk-lp__quick-icon\"\u003e01\u003c\/span\u003e\n\u003ch3\u003eUneven Tone\u003c\/h3\u003e\n\u003cp\u003eHelps reduce the visible contrast of dark spots and marks.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__quick-card\"\u003e\u003cspan class=\"gfouk-lp__quick-icon\"\u003e02\u003c\/span\u003e\n\u003ch3\u003eDullness\u003c\/h3\u003e\n\u003cp\u003eSupports a fresher, more luminous-looking complexion.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__quick-card\"\u003e\u003cspan class=\"gfouk-lp__quick-icon\"\u003e03\u003c\/span\u003e\n\u003ch3\u003eTexture\u003c\/h3\u003e\n\u003cp\u003eHelps skin look refined and feel soft with regular use.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__quick-card\"\u003e\u003cspan class=\"gfouk-lp__quick-icon\"\u003e04\u003c\/span\u003e\n\u003ch3\u003eHydration\u003c\/h3\u003e\n\u003cp\u003eHelps maintain a comfortable, supple, non-greasy feel.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__feature-split\"\u003e\n\u003cdiv class=\"gfouk-lp__media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0613\/4382\/6156\/files\/100_00_00-00_00_30_480x480_ab0a5a05-b6bd-4e48-928c-ca0a5775ee6e.webp?v=1727435965\" alt=\"GFOUK Niacinamide Brightening Serum product demonstration\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__feature-copy\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eTargeted daily care\u003c\/span\u003e\n\u003ch2 id=\"gfouk-visible-care\"\u003eBrightening Care Without a Heavy Feel\u003c\/h2\u003e\n\u003cp\u003eDark spots rarely appear overnight—and a good brightening routine is about consistent support, not harsh shortcuts. This formula brings together tone-refining, smoothing, and hydrating ingredients in one easy step.\u003c\/p\u003e\n\u003cul class=\"gfouk-lp__mini-points\"\u003e\n\u003cli\u003eUse on clean, dry skin before moisturizer\u003c\/li\u003e\n\u003cli\u003eDesigned for consistent, gradual visible improvement\u003c\/li\u003e\n\u003cli\u003ePairs with daily broad-spectrum sunscreen\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eCustomer stories\u003c\/span\u003e\n\u003ch2 id=\"gfouk-customer-stories\"\u003eWhy Customers Made It Part of Their Routine\u003c\/h2\u003e\n\u003cp\u003eConsistent care can help the complexion look brighter, smoother, and more balanced over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__story-grid\"\u003e\n\u003carticle class=\"gfouk-lp__story-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander12_fbe204ee-09cf-48db-a0c7-1863c98adff5_600x600.jpg?v=1681898017\" alt=\"Customer sharing her skincare experience\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__story-copy\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“I felt self-conscious about the uneven-looking area on my face. With consistent use, it began to look noticeably more balanced, and my skin felt smoother and more hydrated.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Quennie Hilton\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__story-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/9023\/5938\/files\/sun-spot-removal.jpg?v=1717572830\" alt=\"Customer showing the appearance of sun-related dark spots\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__story-copy\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“Sun exposure left my complexion looking uneven. After adding this serum to my routine, my skin started to look brighter, smoother, and more refreshed.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Susan Marks\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp class=\"gfouk-lp__disclaimer\"\u003eCustomer feedback has been edited for length and clarity. Experiences are individual; visible results vary by skin type, routine, sun exposure, and frequency of use.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__education-split\"\u003e\n\u003cdiv class=\"gfouk-lp__education-copy\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eKnow your skin\u003c\/span\u003e\n\u003ch2 id=\"gfouk-dark-spots\"\u003eWhat Makes Dark Spots Look More Noticeable?\u003c\/h2\u003e\n\u003cp\u003eSkin gets its color from melanin, a natural pigment produced by melanocytes. Sun exposure, post-blemish marks, hormones, age, and irritation can all contribute to areas that look darker or less even than the surrounding skin.\u003c\/p\u003e\n\u003cp\u003eA complete routine supports the look of even tone while protecting skin from the daily sun exposure that can make discoloration appear more visible.\u003c\/p\u003e\n\u003cul class=\"gfouk-lp__mini-points\"\u003e\n\u003cli\u003eTarget the visible appearance of uneven tone\u003c\/li\u003e\n\u003cli\u003eSupport gentle skin renewal\u003c\/li\u003e\n\u003cli\u003eMaintain hydration and daily UV protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__image-stack gfouk-lp__image-stack--two\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander5_250fd2cf-3306-4a04-92e9-0f4695e71af7_600x600.jpg?v=1681885542\" alt=\"How skin pigmentation and excess melanin can make dark spots more noticeable\" loading=\"lazy\" decoding=\"async\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_3_17_45_48.png?v=1788428780\" alt=\"\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eA three-part approach\u003c\/span\u003e\n\u003ch2 id=\"gfouk-how-it-works\"\u003eHow the Formula Supports More Even-Looking Skin\u003c\/h2\u003e\n\u003cp\u003eOne lightweight serum combines targeted brightening care, surface renewal support, and hydration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__support-grid\"\u003e\n\u003carticle class=\"gfouk-lp__support-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/Untitleddesign_88_600x600.gif?v=1681889188\" alt=\"Serum application and absorption demonstration\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003e1. Refine the Look of Tone\u003c\/h3\u003e\n\u003cp\u003eNiacinamide and vitamin C help improve the visible look of dullness, post-blemish marks, and uneven tone with regular use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__support-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0865\/7276\/1429\/files\/ChatGPT_Image_2026_4_20__21_59_27.png?v=1776761591\" alt=\"Smoother and renewed-looking skin illustration\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003e2. Support Surface Renewal\u003c\/h3\u003e\n\u003cp\u003eRetinol supports skin’s natural renewal process, helping texture appear smoother and the complexion look more refined over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__support-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0865\/7276\/1429\/files\/Gemini_Generated_Image_4cdwca4cdwca4cdw_1.png?v=1776761591\" alt=\"Hydrated and plump-looking skin illustration\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv\u003e\n\u003ch3\u003e3. Replenish Hydration\u003c\/h3\u003e\n\u003cp\u003eHydrating and soothing ingredients help skin feel comfortable and supple, supporting a fresh glow without a heavy finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eFormula highlights\u003c\/span\u003e\n\u003ch2 id=\"gfouk-ingredients\"\u003eSix Featured Skincare Ingredients\u003c\/h2\u003e\n\u003cp\u003eA multi-active blend designed to support brighter, smoother, more hydrated-looking skin.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-carousel\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-grid\" role=\"region\"\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander9_3c7908fa-27e5-4494-ae76-15c2019218f2_600x600.jpg?v=1681896689\" alt=\"Niacinamide ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e01\u003c\/span\u003e\n\u003ch3\u003eNiacinamide\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHelps visibly refine uneven tone while supporting the skin barrier and a smoother, healthier-looking appearance.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_3_19_28_58_1_430x.png?v=1788435021\" alt=\"Alpha-Arbutin ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e02\u003c\/span\u003e\n\u003ch3\u003eAlpha-Arbutin\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHelps reduce the visible appearance of dark spots and post-blemish marks for a more balanced-looking complexion.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_3_19_28_58_2_430x.png?v=1788435022\" alt=\"Ascorbic Acid ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e03\u003c\/span\u003e\n\u003ch3\u003eAscorbic Acid\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eA direct form of vitamin C that provides antioxidant support and helps revive the look of dull, tired skin.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander7_48890021-5977-4c03-939d-676c12584684_600x600.jpg?v=1681896036\" alt=\"Retinol ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e04\u003c\/span\u003e\n\u003ch3\u003eRetinol\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSupports surface renewal to help improve the visible look of fine lines, uneven texture, and discoloration over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander8_d4676b9d-d471-45ed-8180-c0bb7e7efc62_600x600.jpg?v=1681896472\" alt=\"Vitamin C ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e05\u003c\/span\u003e\n\u003ch3\u003eVitamin C\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eAn antioxidant skincare ingredient that supports a brighter-looking complexion and helps defend against visible environmental dullness.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__ingredient-card\" role=\"group\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/lander10_d6577c42-8365-4d13-8816-35d99c709669_600x600.jpg?v=1681896938\" alt=\"Aloe Vera ingredient\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-copy\"\u003e\n\u003cspan class=\"gfouk-lp__ingredient-number\"\u003e06\u003c\/span\u003e\n\u003ch3\u003eAloe Vera\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eKnown for its soothing and moisturizing properties, helping skin feel calm, soft, and comfortably hydrated.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-controls\"\u003e\n\u003cbutton class=\"gfouk-lp__ingredient-arrow\" type=\"button\"\u003e\u003cspan\u003e‹\u003c\/span\u003e\u003c\/button\u003e\n\u003cdiv class=\"gfouk-lp__ingredient-dots\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cbutton class=\"gfouk-lp__ingredient-arrow\" type=\"button\"\u003e\u003cspan\u003e›\u003c\/span\u003e\u003c\/button\u003e\n\u003c\/div\u003e\n\u003cspan class=\"gfouk-lp__sr-only\"\u003e\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp class=\"gfouk-lp__disclaimer\"\u003eRefer to the product packaging for the complete and most current ingredient list.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section\"\u003e\n\u003cdiv class=\"gfouk-lp__difference-grid\"\u003e\n\u003cdiv class=\"gfouk-lp__collage\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0423\/2305\/0650\/files\/Untitleddesign_91_480x480.gif?v=1681895574\" alt=\"GFOUK serum lightweight texture demonstration\" loading=\"lazy\" decoding=\"async\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_15_7.png?v=1788507530\" alt=\"\"\u003e \u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eWhy it fits your routine\u003c\/span\u003e\n\u003ch2 id=\"gfouk-difference\"\u003eMulti-Concern Care in One Simple Step\u003c\/h2\u003e\n\u003cp style=\"color: var(--gfouk-muted);\"\u003eInstead of treating brightness, texture, and hydration as separate steps, this serum brings complementary skincare actives together in a lightweight formula that is easy to use consistently.\u003c\/p\u003e\n\u003cul class=\"gfouk-lp__check-grid\"\u003e\n\u003cli\u003eTargets the visible look of dark spots\u003c\/li\u003e\n\u003cli\u003eSupports brighter, more even-looking tone\u003c\/li\u003e\n\u003cli\u003eHelps refine the look of texture\u003c\/li\u003e\n\u003cli\u003eHydrates without a heavy finish\u003c\/li\u003e\n\u003cli\u003eQuick-absorbing and easy to layer\u003c\/li\u003e\n\u003cli\u003eMade for face and neck care\u003c\/li\u003e\n\u003cli\u003eWorks in morning or evening routines\u003c\/li\u003e\n\u003cli\u003eSuitable for multiple skin types*\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eConsistency matters\u003c\/span\u003e\n\u003ch2 id=\"gfouk-progress\"\u003eWhat a Consistent Routine May Look Like\u003c\/h2\u003e\n\u003cp\u003eSkin changes take time. Use regularly, moisturize, and protect your complexion with sunscreen every morning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__timeline\"\u003e\n\u003carticle class=\"gfouk-lp__timeline-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/6717\/8794\/files\/4af4a472-a989-46fc-8f82-4bb95e386238_480x480.png?v=1776069074\" alt=\"Example complexion at the beginning of a skincare routine\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__timeline-copy\"\u003e\n\u003cspan class=\"gfouk-lp__week\"\u003eWeek 1\u003c\/span\u003e\n\u003ch3\u003eHydrated, Refreshed Feel\u003c\/h3\u003e\n\u003cp\u003eSkin may begin to feel softer, smoother, and more comfortable while deeper-looking discoloration can remain visible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__timeline-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/6717\/8794\/files\/ae002646-393d-42a0-b110-a14fefc92f56_480x480.png?v=1776069073\" alt=\"Example complexion after several weeks of consistent skincare\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__timeline-copy\"\u003e\n\u003cspan class=\"gfouk-lp__week\"\u003eWeek 4\u003c\/span\u003e\n\u003ch3\u003eBrighter-Looking Tone\u003c\/h3\u003e\n\u003cp\u003eWith consistent use, overall tone may start to look more luminous and the edges of spots may appear less noticeable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__timeline-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/6717\/8794\/files\/24db93c0-916c-4f29-adfa-a08e171a7c22_480x480.png?v=1776069073\" alt=\"Example complexion after eight weeks of consistent skincare\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__timeline-copy\"\u003e\n\u003cspan class=\"gfouk-lp__week\"\u003eWeek 6\u003c\/span\u003e\n\u003ch3\u003eMore Even-Looking Clarity\u003c\/h3\u003e\n\u003cp\u003eContinued use may support a clearer, smoother, and more balanced-looking complexion with less visible contrast.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp class=\"gfouk-lp__disclaimer\"\u003eCustomer feedback has been edited for length and clarity. Experiences are individual; visible results vary by skin type, routine, sun exposure, and frequency of use.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eMore customer experiences\u003c\/span\u003e\n\u003ch2 id=\"gfouk-more-reviews\"\u003eA Routine Customers Look Forward To\u003c\/h2\u003e\n\u003cp\u003eSwipe on mobile to read more.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__review-grid\"\u003e\n\u003carticle class=\"gfouk-lp__review-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/6717\/8794\/files\/ChatGPT_Image_Apr_16_2026_05_48_53_AM.png?v=1776332960\" alt=\"Customer experience with GFOUK serum\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__review-body\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“After several weeks of regular use, my complexion looked brighter and more even. I also loved how hydrated and smooth my skin felt.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Natasha Klein\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__review-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0752\/6717\/8794\/files\/ChatGPT_Image_Apr_16_2026_05_46_46_AM.png?v=1776332824\" alt=\"Customer showing her GFOUK serum skincare routine\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__review-body\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“I had stubborn-looking uneven tone around my nose and upper lip. With consistent use, those areas started to look less noticeable and more balanced.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Donnalyn Sage\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__review-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/1623\/1481\/files\/TheFastDarkSpotRemoverBodyScrubbySto_ecea21f1-e948-4d59-8601-47a32eb8756b.png?v=1711980347\" alt=\"Customer showing the appearance of dark spots on her hand\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__review-body\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“Sun exposure made the spots on my hands look more visible. After adding consistent care, the skin looked brighter and more even.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Tammy Richards\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__review-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0600\/0194\/3721\/files\/20230422185054_480x480.jpg?v=1682161515\" alt=\"Customer complexion after using a hydrating brightening routine\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__review-body\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“The hydration is what stood out to me. My dark patches felt less dry, and my overall complexion looked fresher and more even.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Dahlia Samson\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__review-card\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0829\/9023\/5938\/files\/4919_0_1200.png?v=1717573333\" alt=\"Customer sharing an even-looking skin result\" loading=\"lazy\" decoding=\"async\"\u003e\n\u003cdiv class=\"gfouk-lp__review-body\"\u003e\n\u003cdiv class=\"gfouk-lp__stars\"\u003eCUSTOMER STORY\u003c\/div\u003e\n\u003cblockquote\u003e“As my skin changed with age, I noticed more visible spots. With regular use, my complexion looked clearer and the texture appeared more refined.”\u003c\/blockquote\u003e\n\u003ccite\u003e— Claire Muller\u003c\/cite\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003cp class=\"gfouk-lp__disclaimer\"\u003eCustomer feedback has been edited for length and clarity. Experiences are individual and do not guarantee the same result for every user.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__routine-split\"\u003e\n\u003cdiv class=\"gfouk-lp__routine-copy\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eEasy application\u003c\/span\u003e\n\u003ch2 id=\"gfouk-use\"\u003eFour Simple Steps\u003c\/h2\u003e\n\u003cp\u003eStart slowly, pay attention to how your skin responds, and make sunscreen part of your morning routine.\u003c\/p\u003e\n\u003cdiv class=\"gfouk-lp__steps\"\u003e\n\u003carticle class=\"gfouk-lp__step\"\u003e\u003cspan class=\"gfouk-lp__step-number\"\u003e1\u003c\/span\u003e\n\u003ch3\u003eCleanse\u003c\/h3\u003e\n\u003cp\u003eBegin with clean, dry skin.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__step\"\u003e\u003cspan class=\"gfouk-lp__step-number\"\u003e2\u003c\/span\u003e\n\u003ch3\u003eApply\u003c\/h3\u003e\n\u003cp\u003eUse 2–3 drops over the face and neck, avoiding the eye area.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__step\"\u003e\u003cspan class=\"gfouk-lp__step-number\"\u003e3\u003c\/span\u003e\n\u003ch3\u003eMoisturize\u003c\/h3\u003e\n\u003cp\u003eFollow with your preferred moisturizer.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"gfouk-lp__step\"\u003e\u003cspan class=\"gfouk-lp__step-number\"\u003e4\u003c\/span\u003e\n\u003ch3\u003eProtect\u003c\/h3\u003e\n\u003cp\u003eEvery morning, finish with broad-spectrum sunscreen.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__routine-panel\"\u003e\n\u003ch3\u003eWhere It Fits in Your Routine\u003c\/h3\u003e\n\u003cdiv class=\"gfouk-lp__am-pm\"\u003e\n\u003cdiv class=\"gfouk-lp__routine-box\"\u003e\n\u003cstrong\u003e☀ Morning\u003c\/strong\u003e\n\u003col\u003e\n\u003cli\u003eCleanser\u003c\/li\u003e\n\u003cli\u003eSerum\u003c\/li\u003e\n\u003cli\u003eMoisturizer\u003c\/li\u003e\n\u003cli\u003eSunscreen\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__routine-box\"\u003e\n\u003cstrong\u003e☾ Evening\u003c\/strong\u003e\n\u003col\u003e\n\u003cli\u003eCleanser\u003c\/li\u003e\n\u003cli\u003eSerum\u003c\/li\u003e\n\u003cli\u003eMoisturizer\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__routine-alert\"\u003e\n\u003cstrong\u003eNew to retinol?\u003c\/strong\u003e Patch test first and begin 2–3 evenings per week. Increase gradually as tolerated. Avoid combining it in the same routine with another retinoid or strong exfoliating acids if your skin is easily irritated.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section\"\u003e\n\u003cdiv class=\"gfouk-lp__good-grid\"\u003e\n\u003cdiv class=\"gfouk-lp__media\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_16_10.png?v=1788507529\" srcset=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_16_10_430x.png?v=1788507529 430w, https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_16_10_800x.png?v=1788507529 800w, https:\/\/cdn.shopify.com\/s\/files\/1\/0827\/3202\/4043\/files\/ChatGPT_Image_2026_9_4_15_38_16_10.png?v=1788507529 1254w\" sizes=\"(max-width: 720px) calc(100vw - 56px), 520px\" alt=\"Three simple steps for using GFOUK Niacinamide Brightening Serum\" width=\"1254\" height=\"1254\" loading=\"lazy\" decoding=\"async\"\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eBefore your first use\u003c\/span\u003e\n\u003ch2 id=\"gfouk-good-to-know\"\u003eGood to Know\u003c\/h2\u003e\n\u003cp style=\"color: var(--gfouk-muted);\"\u003eA few simple habits can make an active skincare routine more comfortable and consistent.\u003c\/p\u003e\n\u003cul class=\"gfouk-lp__good-list\"\u003e\n\u003cli\u003eFor external use only\u003c\/li\u003e\n\u003cli\u003eAvoid direct eye contact\u003c\/li\u003e\n\u003cli\u003ePatch test before first use\u003c\/li\u003e\n\u003cli\u003eStop use if irritation occurs\u003c\/li\u003e\n\u003cli\u003eStore in a cool, dry place\u003c\/li\u003e\n\u003cli\u003eWear sunscreen every day\u003c\/li\u003e\n\u003cli\u003eKeep out of reach of children\u003c\/li\u003e\n\u003cli\u003eFollow the package directions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"gfouk-lp__package\"\u003e\n\u003cstrong\u003ePackage includes:\u003c\/strong\u003e 1 × GFOUK® Niacinamide Brightening Serum\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__section--soft\"\u003e\n\u003cdiv class=\"gfouk-lp__section-heading\"\u003e\n\u003cspan class=\"gfouk-lp__eyebrow\"\u003eNeed to know\u003c\/span\u003e\n\u003ch2 id=\"gfouk-faq-title\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003eTap a question to see the answer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"gfouk-lp__faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does this serum help with?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eIt is designed to visibly improve the appearance of dark spots, post-blemish marks, dull-looking skin, uneven tone, and rough-looking texture while supporting hydration.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow long does it take to see visible results?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eSkin may feel more hydrated and refreshed within the first 1–2 weeks. More noticeable changes in the look of tone and spots often require 4–8 weeks of consistent use. Results vary by skin and routine.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use it every day?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eIf your skin already tolerates active ingredients, follow the package directions. If you are new to retinol or have sensitive skin, patch test and begin 2–3 evenings per week before gradually increasing use.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I use it with moisturizer and sunscreen?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eYes. Apply the serum after cleansing and before moisturizer. In the morning, always finish with broad-spectrum sunscreen, since sun exposure can make dark spots look more visible.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs it suitable for sensitive skin?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eSkin responses vary. Patch test first, start less frequently, and avoid layering several strong active products in the same routine. Stop using it if persistent irritation occurs.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill it feel heavy or greasy?\u003c\/summary\u003e\n\u003cdiv class=\"gfouk-lp__faq-answer\"\u003eThe serum is designed to feel lightweight and absorb quickly. Apply a thin, even layer and allow it to settle before moisturizer.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003csection class=\"gfouk-lp__section gfouk-lp__bottom-cta\"\u003e\n\u003ch2\u003eReady to stop letting dark spots lead the conversation?\u003c\/h2\u003e\n\u003cp\u003eOne lightweight step for the visible look of dark spots, dullness, texture, and hydration.\u003c\/p\u003e\n\u003ca class=\"gfouk-lp__cta\" href=\"#MainContent\"\u003eChoose Your Offer\u003c\/a\u003e\n\u003cp class=\"gfouk-lp__bottom-note\"\u003eSelect your preferred option in the product purchase area above.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003cscript\u003e\n(function () {\nvar root = document.getElementById('gfouk-serum-landing');\nif (!root) return;\n\nvar buttons = root.querySelectorAll('[data-gfouk-buy]');\nvar selectors = [\n'.product__info-container form[action*=\"\/cart\/add\"]',\n'.product-form form[action*=\"\/cart\/add\"]',\n'form[action*=\"\/cart\/add\"]',\n'.product__info-container',\n'.product-form'\n];\n\nfunction findPurchaseArea() {\nfor (var i = 0; i \u003c selectors.length; i += 1) {\nvar matches = document.querySelectorAll(selectors[i]);\nfor (var j = 0; j \u003c matches.length; j += 1) {\nif (!root.contains(matches[j])) return matches[j];\n}\n}\nreturn null;\n}\n\nfunction scrollToPurchaseArea(event) {\nvar target = findPurchaseArea();\nif (target) {\nevent.preventDefault();\ntarget.scrollIntoView({ behavior: 'smooth', block: 'center' });\n}\n}\n\nfor (var i = 0; i \u003c buttons.length; i += 1) {\nbuttons[i].addEventListener('click', scrollToPurchaseArea);\n}\n\nvar carousel = root.querySelector('[data-gfouk-ingredient-carousel]');\nif (carousel) {\nvar track = carousel.querySelector('[data-gfouk-ingredient-track]');\nvar cards = track ? track.querySelectorAll('.gfouk-lp__ingredient-card') : [];\nvar previousButton = carousel.querySelector('[data-gfouk-ingredient-prev]');\nvar nextButton = carousel.querySelector('[data-gfouk-ingredient-next]');\nvar dotsContainer = carousel.querySelector('[data-gfouk-ingredient-dots]');\nvar status = carousel.querySelector('[data-gfouk-ingredient-status]');\nvar currentPage = 0;\nvar pageCount = 1;\nvar activeCardsPerPage = 0;\nvar scrollFrame = 0;\nvar resizeTimer = 0;\n\nfunction getCardsPerPage() {\nvar carouselWidth = carousel.getBoundingClientRect().width;\nif (carouselWidth \u003c= 540) return 1;\nif (carouselWidth \u003c= 820) return 2;\nreturn 3;\n}\n\nfunction getPageStart(page) {\nvar cardsPerPage = getCardsPerPage();\nvar cardIndex = Math.min(page * cardsPerPage, cards.length - 1);\nif (!cards[cardIndex]) return 0;\nreturn cards[cardIndex].offsetLeft - cards[0].offsetLeft;\n}\n\nfunction updateControls() {\nvar dots = dotsContainer ? dotsContainer.querySelectorAll('.gfouk-lp__ingredient-dot') : [];\nfor (var dotIndex = 0; dotIndex \u003c dots.length; dotIndex += 1) {\nvar isActive = dotIndex === currentPage;\ndots[dotIndex].classList.toggle('is-active', isActive);\ndots[dotIndex].setAttribute('aria-current', isActive ? 'true' : 'false');\n}\nif (previousButton) previousButton.disabled = currentPage === 0;\nif (nextButton) nextButton.disabled = currentPage \u003e= pageCount - 1;\nif (status) status.textContent = 'Ingredient slide ' + (currentPage + 1) + ' of ' + pageCount;\n}\n\nfunction scrollToPage(page, smooth) {\ncurrentPage = Math.max(0, Math.min(page, pageCount - 1));\nvar targetLeft = getPageStart(currentPage);\nif (track \u0026\u0026 typeof track.scrollTo === 'function') {\ntrack.scrollTo({ left: targetLeft, behavior: smooth ? 'smooth' : 'auto' });\n} else if (track) {\ntrack.scrollLeft = targetLeft;\n}\nupdateControls();\n}\n\nfunction buildDots() {\nactiveCardsPerPage = getCardsPerPage();\npageCount = Math.max(1, Math.ceil(cards.length \/ activeCardsPerPage));\ncurrentPage = Math.min(currentPage, pageCount - 1);\nif (!dotsContainer) return;\ndotsContainer.innerHTML = '';\nfor (var pageIndex = 0; pageIndex \u003c pageCount; pageIndex += 1) {\nvar dot = document.createElement('button');\ndot.type = 'button';\ndot.className = 'gfouk-lp__ingredient-dot';\ndot.setAttribute('aria-label', 'Go to ingredient slide ' + (pageIndex + 1));\ndot.setAttribute('data-gfouk-page', String(pageIndex));\ndot.addEventListener('click', function () {\nscrollToPage(Number(this.getAttribute('data-gfouk-page')), true);\n});\ndotsContainer.appendChild(dot);\n}\nupdateControls();\n}\n\nfunction syncPageFromScroll() {\nvar closestPage = 0;\nvar closestDistance = Infinity;\nfor (var pageIndex = 0; pageIndex \u003c pageCount; pageIndex += 1) {\nvar distance = Math.abs(track.scrollLeft - getPageStart(pageIndex));\nif (distance \u003c closestDistance) {\nclosestDistance = distance;\nclosestPage = pageIndex;\n}\n}\nif (closestPage !== currentPage) {\ncurrentPage = closestPage;\nupdateControls();\n}\n}\n\nif (track \u0026\u0026 cards.length \u0026\u0026 previousButton \u0026\u0026 nextButton) {\ncarousel.classList.add('is-ready');\nbuildDots();\n\npreviousButton.addEventListener('click', function () {\nscrollToPage(currentPage - 1, true);\n});\nnextButton.addEventListener('click', function () {\nscrollToPage(currentPage + 1, true);\n});\ntrack.addEventListener('scroll', function () {\nif (scrollFrame) window.cancelAnimationFrame(scrollFrame);\nscrollFrame = window.requestAnimationFrame(syncPageFromScroll);\n}, { passive: true });\ntrack.addEventListener('keydown', function (event) {\nif (event.key === 'ArrowLeft') {\nevent.preventDefault();\nscrollToPage(currentPage - 1, true);\n}\nif (event.key === 'ArrowRight') {\nevent.preventDefault();\nscrollToPage(currentPage + 1, true);\n}\n});\n\nfunction refreshCarousel() {\nvar firstVisibleCard = currentPage * activeCardsPerPage;\nbuildDots();\ncurrentPage = Math.min(Math.floor(firstVisibleCard \/ activeCardsPerPage), pageCount - 1);\nscrollToPage(currentPage, false);\n}\n\nif (typeof window.ResizeObserver === 'function') {\nvar carouselResizeObserver = new ResizeObserver(function () {\nwindow.clearTimeout(resizeTimer);\nresizeTimer = window.setTimeout(refreshCarousel, 100);\n});\ncarouselResizeObserver.observe(carousel);\n} else {\nwindow.addEventListener('resize', function () {\nwindow.clearTimeout(resizeTimer);\nresizeTimer = window.setTimeout(refreshCarousel, 100);\n});\n}\n}\n}\n}());\n\u003c\/script\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/section\u003e","brand":"XKS","offers":[{"title":"✨ 4 Bottles – Correct \u0026 Restore","offer_id":50151588200586,"sku":"RM-YASJHY*4","price":39.97,"currency_code":"USD","in_stock":true},{"title":"🌿 6 Bottles – Maintain \u0026 Protect","offer_id":50151588233354,"sku":"RM-YASJHY*6","price":53.97,"currency_code":"USD","in_stock":true},{"title":"💧 2 Bottles – Improve \u0026 Even","offer_id":50151588266122,"sku":"RM-YASJHY*2","price":29.97,"currency_code":"USD","in_stock":true},{"title":"🌟 1 Bottle –  Try \u0026 Brighten","offer_id":50151588298890,"sku":"RM-YASJHY*1","price":23.97,"currency_code":"USD","in_stock":true},{"title":"🎁 10 Bottles – Stock Up \u0026 Save Big","offer_id":50151588331658,"sku":"RM-YASJHY*10","price":73.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0763\/5333\/9530\/files\/ChatGPT_Image_2026_9_4_15_38_13_2.png?v=1788769428","url":"https:\/\/julentia.com\/products\/jhy-x","provider":"Julentia","version":"1.0","type":"link"}