:root{--by-black: #050505;--by-bg: #050505;--by-surface: #0c0c0d;--by-surface-2: #131316;--by-line: rgba(255,255,255,.08);--by-line-strong: rgba(255,255,255,.16);--by-white: #ffffff;--by-graphite: #3B3D3F;--by-ash: #A7A9AC;--by-mute: #6c6d70;--by-ice: #E5E7EA;--by-blue: #2D7DFF;--by-lime: #B6FF3B;--by-gold: #B89A4D;--by-violet: #6157FF;--by-red: #D63737;--by-copper: #C98B65;--by-green: #29C76F;--bk-coral: #FF7A5C;--bk-coral-soft: #FF9A72;--bk-coral-deep: #E45A3D;--bk-accent-rgb: 255, 122, 92;--by-coral: var(--bk-coral);--bk-focus: #5C86FF;--bk-sleep: #7A68FF;--bk-beauty: #FFB29F;--bk-male: #E24D4D;--bk-longevity: #C89B43;--bk-immune: #30C97A;--bk-metabolism: #B6F53B;--bk-liquid-pearl: #F3F7FF;--bk-ice-cyan: #D8F3FF;--bk-iridescent-lilac: #D9D2FF;--bk-aurora-pink: #FFD9E6;--bk-warm-pearl: #FFE8DE;--bk-holographic-mist: #E8ECFF;--accent: var(--bk-coral);--container: 1400px;--gutter: clamp(20px, 4vw, 64px);--section-y: clamp(72px, 9vw, 140px);--radius: 4px}@keyframes irid-flow{0%{background-position:0% 50%}to{background-position:400% 50%}}.wrap{width:100%;max-width:var(--container);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter);box-sizing:border-box}.eyebrow{font-family:Space Grotesk,sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:.18em;font-size:11px;color:var(--accent)}.btn{display:inline-flex;align-items:center;gap:10px;padding:16px 28px;font-family:Space Grotesk,sans-serif;font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase;border-radius:2px;transition:transform .25s ease,background .25s ease,color .25s ease;cursor:pointer;text-decoration:none;border:0}.btn-primary{background:var(--accent);color:#0a0a0a}.btn-primary:hover{background:var(--by-white);transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--by-white);border:1px solid var(--by-line-strong)}.btn-ghost:hover{border-color:var(--by-white);background:#ffffff0a}.btn svg{width:14px;height:14px;transition:transform .25s ease}.btn:hover svg{transform:translate(3px)}.s-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:32px;gap:32px;flex-wrap:wrap}.s-head h2{font-size:clamp(36px,4.5vw,64px);max-width:16ch;margin:0}.s-head .meta{max-width:360px}.s-head a.more{font-family:Space Grotesk;font-weight:700;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--by-white);border-bottom:1px solid var(--accent);padding-bottom:4px;text-decoration:none}.stars{color:var(--by-lime);letter-spacing:2px;font-size:13px;display:inline-block}.proto-hero{position:relative;min-height:72vh;display:grid;grid-template-columns:1.05fr 1fr;overflow:hidden;border-bottom:1px solid var(--by-line);background:var(--by-bg);color:var(--by-white)}.proto-hero-left{padding:clamp(56px,7vw,100px) var(--gutter) clamp(48px,6vw,80px);display:flex;flex-direction:column;justify-content:center;gap:26px;position:relative;z-index:2;border-right:1px solid var(--by-line)}.proto-hero-left:before{content:"";position:absolute;top:-20%;right:-10%;bottom:-20%;left:-20%;background:radial-gradient(ellipse 60% 60% at 25% 35%,color-mix(in srgb,var(--pc) 22%,transparent),transparent 65%),radial-gradient(ellipse 50% 50% at 80% 75%,color-mix(in srgb,var(--pc) 12%,transparent),transparent 65%);filter:blur(40px);pointer-events:none;z-index:-1}.proto-crumbs{display:inline-flex;align-items:center;gap:10px;font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--by-ash)}.proto-crumbs a{color:inherit;text-decoration:none}.proto-crumbs a:hover{color:var(--by-white)}.proto-crumbs .sep{opacity:.4}.proto-num{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--by-ash);display:inline-flex;align-items:center;gap:12px}.proto-num .sw{width:30px;height:30px;border-radius:6px;background:var(--pc);display:inline-flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 0 0 1px #ffffff38 inset,0 0 18px color-mix(in srgb,var(--pc) 45%,transparent)}[data-irid=on] .proto-num .sw{background:linear-gradient(135deg,color-mix(in srgb,var(--pc) 28%,white) 0%,var(--pc) 32%,color-mix(in srgb,var(--pc) 60%,white) 52%,var(--pc) 72%,color-mix(in srgb,var(--pc) 28%,white) 100%);background-size:220% 220%;animation:irid-flow 12s linear infinite}.proto-num .sw svg{width:16px;height:16px;stroke-width:1.9;filter:drop-shadow(0 1px 2px rgba(0,0,0,.55))}.proto-num .pno{color:var(--by-white)}.proto-title{font-family:Montserrat,sans-serif;font-weight:900;font-size:clamp(48px,7vw,96px);line-height:.92;letter-spacing:-.03em;text-transform:uppercase;margin:0}.proto-title em{font-style:normal;color:var(--pc)}[data-irid=on] .proto-title em{background:linear-gradient(110deg,var(--pc) 0%,color-mix(in srgb,var(--pc) 30%,white) 28%,#ffffff 50%,color-mix(in srgb,var(--pc) 30%,white) 72%,var(--pc) 100%);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;animation:irid-flow 16s linear infinite}.proto-intro{font-family:Manrope,sans-serif;font-size:16px;line-height:1.55;color:var(--by-ash);max-width:52ch;margin:0}.proto-intro strong{color:var(--by-white);font-weight:700}.proto-meta{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:6px;font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--by-ash)}.proto-meta .m-item{display:inline-flex;align-items:center;gap:8px}.proto-meta .m-item svg{width:14px;height:14px;color:var(--by-white);stroke-width:1.9}.proto-meta .m-item b{color:var(--by-white);font-weight:700;margin-right:6px}.proto-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}.proto-ctas .btn-primary{background:var(--pc);color:#0a0a0a}[data-irid=on] .proto-ctas .btn-primary{background:linear-gradient(110deg,color-mix(in srgb,var(--pc) 50%,white) 0%,var(--pc) 22%,color-mix(in srgb,var(--pc) 70%,white) 50%,var(--pc) 78%,color-mix(in srgb,var(--pc) 50%,white) 100%);background-size:320% 100%;animation:irid-flow 12s linear infinite;box-shadow:0 0 0 1px #fff6 inset,0 8px 26px color-mix(in srgb,var(--pc) 25%,transparent)}.proto-hero-right{position:relative;overflow:hidden;background:#0a0a0c}.proto-hero-img{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:center}.proto-hero-img:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#050505b3,#0505051a 25%,#0505050d 75%,#05050580),linear-gradient(180deg,#05050500 60%,#0505058c)}.proto-hero-strip{position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--pc),transparent);z-index:4}[data-irid=on] .proto-hero-strip{background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--pc) 30%,white),var(--pc),color-mix(in srgb,var(--pc) 70%,white),var(--pc),transparent);background-size:220% 100%;animation:irid-flow 14s linear infinite;height:2px;box-shadow:0 0 18px color-mix(in srgb,var(--pc) 50%,transparent)}@media(max-width:920px){.proto-hero{display:block;min-height:0;position:relative}.proto-hero-right{position:absolute;top:0;right:0;bottom:0;left:0;aspect-ratio:auto;min-height:0;z-index:1}.proto-hero-img{background-position:70% center}.proto-hero-img img{object-position:90% center!important}.proto-hero-img:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:#0505058c;z-index:1}.proto-hero-img:after{background:linear-gradient(180deg,#0505058c,#05050559 20%,#05050566 50%,#050505cc 75%,#050505f5 92%,#050505);z-index:2}.proto-hero-left{position:relative;z-index:2;border:0;padding:32px var(--gutter) 44px;min-height:calc(100vh - 96px);display:flex;flex-direction:column;justify-content:flex-end;gap:14px}.proto-hero-left:before{display:none}.proto-title{font-size:clamp(40px,11vw,60px);word-break:break-word;-webkit-hyphens:auto;hyphens:auto}.proto-intro{font-size:14px;color:var(--by-ice)}.proto-meta{font-size:9.5px;gap:8px 18px}.proto-meta .m-item svg{width:12px;height:12px}.proto-num{font-size:9.5px}.proto-num .sw{width:24px;height:24px}.proto-num .sw svg{width:13px;height:13px}.proto-crumbs{font-size:9.5px}.proto-ctas .btn{padding:12px 18px;font-size:11px;flex:1;justify-content:center}}.actives-section{background:linear-gradient(180deg,var(--by-bg),color-mix(in srgb,var(--pc) 3%,var(--by-bg)));border-bottom:1px solid var(--by-line);padding:clamp(48px,5vw,80px) 0;color:var(--by-white)}.actives-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--by-line);border-bottom:1px solid var(--by-line)}.active-cell{padding:28px 26px;border-right:1px solid var(--by-line);display:flex;flex-direction:column;gap:8px}.active-cell:last-child{border-right:0}.active-cell .role{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--pc)}.active-cell .nm{font-family:Montserrat,sans-serif;font-weight:900;font-size:16px;line-height:1.05;text-transform:uppercase;letter-spacing:-.01em}.active-cell .dose{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:22px;letter-spacing:-.01em;color:var(--by-white);margin-top:2px}[data-irid=on] .active-cell .dose{background:linear-gradient(110deg,#f0f2f5,#fff,#e0e4ea,#fafbfc,#f0f2f5);background-size:280% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;animation:irid-flow 30s linear infinite}@media(max-width:920px){.actives-row{grid-template-columns:1fr 1fr}.active-cell:nth-child(odd){border-right:1px solid var(--by-line)}.active-cell:nth-child(2n){border-right:0}.active-cell:nth-child(1),.active-cell:nth-child(2){border-bottom:1px solid var(--by-line)}.active-cell{padding:22px 18px}.active-cell .dose{font-size:18px}}.benefits-section{padding:clamp(64px,6vw,100px) 0;position:relative;background:var(--by-bg);color:var(--by-white)}.benefits-section:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 50% 60% at 5% 30%,color-mix(in srgb,var(--pc) 8%,transparent),transparent 60%),radial-gradient(ellipse 50% 60% at 95% 80%,color-mix(in srgb,var(--pc) 5%,transparent),transparent 60%);pointer-events:none}.benefits-head{margin-bottom:40px;max-width:var(--container)}.benefits-head h2{font-family:Montserrat,sans-serif;font-weight:900;font-size:clamp(32px,4vw,56px);line-height:.95;text-transform:uppercase;letter-spacing:-.02em;max-width:18ch;margin:0}.benefits-head h2 em{font-style:normal;color:var(--pc)}[data-irid=on] .benefits-head h2 em{background:linear-gradient(110deg,var(--pc) 0%,color-mix(in srgb,var(--pc) 30%,white) 28%,#ffffff 50%,color-mix(in srgb,var(--pc) 30%,white) 72%,var(--pc) 100%);background-size:300% 100%;-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;animation:irid-flow 16s linear infinite}.benefits-head p{margin-top:14px;color:var(--by-ash);font-size:15px;max-width:56ch}.benefits-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;position:relative;z-index:1}.benefit-card{background:var(--by-surface-2);border-radius:2px;padding:28px 24px 26px;display:flex;flex-direction:column;gap:14px;position:relative;overflow:hidden;border-top:1px solid var(--by-line);transition:background .3s ease,transform .3s ease;min-height:240px}.benefit-card:hover{background:color-mix(in srgb,var(--pc) 6%,var(--by-surface-2));transform:translateY(-3px)}.benefit-card .b-icon{width:44px;height:44px;border-radius:8px;background:color-mix(in srgb,var(--pc) 14%,rgba(255,255,255,.02));border:1px solid color-mix(in srgb,var(--pc) 28%,var(--by-line));display:inline-flex;align-items:center;justify-content:center;color:var(--pc)}.benefit-card .b-icon svg{width:22px;height:22px;stroke-width:1.8}[data-irid=on] .benefit-card .b-icon{background:linear-gradient(135deg,color-mix(in srgb,var(--pc) 14%,rgba(255,255,255,.02)),color-mix(in srgb,var(--pc) 22%,rgba(255,255,255,.02)),color-mix(in srgb,var(--pc) 14%,rgba(255,255,255,.02)));background-size:220% 220%;animation:irid-flow 14s linear infinite}.benefit-card h4{font-family:Montserrat,sans-serif;font-weight:900;font-size:18px;line-height:1.05;text-transform:uppercase;letter-spacing:-.015em;margin:0}.benefit-card p{font-size:13.5px;line-height:1.5;color:var(--by-ash);margin:0;flex:1}.benefit-card .b-tag{margin-top:auto;padding-top:14px;border-top:1px solid var(--by-line);font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--pc)}@media(max-width:920px){.benefits-grid{grid-template-columns:1fr 1fr;gap:10px}.benefit-card{padding:20px 18px;min-height:200px;gap:12px}.benefit-card h4{font-size:15px}.benefit-card p{font-size:12.5px}.benefit-card .b-icon{width:38px;height:38px}.benefit-card .b-icon svg{width:18px;height:18px}.benefits-head h2{font-size:28px}}.stack-banner{position:relative;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;background:linear-gradient(110deg,color-mix(in srgb,var(--pc) 5%,#0a0a0c),color-mix(in srgb,var(--pc) 11%,#0a0a0c));border-top:1px solid var(--by-line);border-bottom:1px solid var(--by-line);overflow:hidden;isolation:isolate;color:var(--by-white)}.stack-banner+.stack-banner{border-top:0}.stack-banner:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(ellipse 50% 70% at 80% 50%,color-mix(in srgb,var(--pc) 20%,transparent),transparent 65%);pointer-events:none}.stack-banner .sb-content{padding:clamp(48px,5vw,80px) clamp(28px,4vw,64px);display:flex;flex-direction:column;gap:22px;position:relative;z-index:2}.stack-banner .sb-eyebrow{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--pc)}.stack-banner h3{font-family:Montserrat,sans-serif;font-weight:900;font-size:clamp(28px,3.2vw,44px);line-height:.98;letter-spacing:-.02em;text-transform:uppercase;margin:0}.stack-banner h3 em{font-style:normal;color:var(--pc)}.stack-banner .sb-desc{color:var(--by-ash);font-size:14.5px;line-height:1.5;max-width:48ch;margin:0}.stack-banner .sb-list{display:flex;flex-wrap:wrap;gap:8px}.stack-banner .sb-list .it{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;padding:7px 12px;border-radius:999px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1)}.stack-banner .sb-price{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}.stack-banner .sb-price .now{font-family:Montserrat,sans-serif;font-weight:900;font-size:40px;letter-spacing:-.02em}.stack-banner .sb-price .was{font-family:Montserrat,sans-serif;font-weight:700;font-size:16px;color:var(--by-mute);text-decoration:line-through}.stack-banner .sb-price .save{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;padding:5px 10px;border-radius:2px;background:var(--by-lime);color:#050505}.stack-banner .sb-cta-row{display:flex;gap:14px;flex-wrap:wrap}.stack-banner .sb-cta{background:var(--by-white);color:#050505;padding:14px 22px;font-family:Space Grotesk,sans-serif;font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;border-radius:2px;display:inline-flex;align-items:center;gap:10px;text-decoration:none;border:0;cursor:pointer}.stack-banner .sb-cta svg{width:14px;height:14px;transition:transform .25s ease}.stack-banner .sb-cta:hover svg{transform:translate(3px)}[data-irid=on] .stack-banner .sb-cta{background:linear-gradient(110deg,color-mix(in srgb,var(--pc) 50%,white),var(--pc),color-mix(in srgb,var(--pc) 70%,white),var(--pc),color-mix(in srgb,var(--pc) 50%,white));background-size:320% 100%;animation:irid-flow 12s linear infinite;color:#0a0a0a;box-shadow:0 0 0 1px #fff6 inset,0 8px 26px color-mix(in srgb,var(--pc) 25%,transparent)}.stack-banner .sb-visual{position:relative;z-index:1;min-height:360px}.stack-banner .sb-bottles{position:absolute;top:0;right:0;bottom:0;left:0}.stack-banner .sb-bottles img{position:absolute;bottom:10%;height:auto;filter:drop-shadow(0 24px 40px rgba(0,0,0,.7))}.stack-banner .sb-bottles .s1{width:38%;left:5%;transform:rotate(-12deg);opacity:.88}.stack-banner .sb-bottles .s2{width:48%;left:50%;margin-left:-24%;z-index:2}.stack-banner .sb-bottles .s3{width:38%;right:5%;transform:rotate(12deg);opacity:.9}@media(max-width:920px){.stack-banner{grid-template-columns:1fr}.stack-banner .sb-visual{min-height:240px;order:-1}.stack-banner .sb-content{padding:32px 22px}.stack-banner h3{font-size:26px}.stack-banner .sb-price .now{font-size:30px}}.outcomes-section{padding:clamp(56px,6vw,96px) 0;background:var(--by-bg);color:var(--by-white)}.outcomes-head{margin-bottom:36px}.outcomes-head h2{font-family:Montserrat,sans-serif;font-weight:900;font-size:clamp(32px,4vw,56px);line-height:.95;text-transform:uppercase;letter-spacing:-.02em;max-width:18ch;margin:0}.outcomes-head h2 em{font-style:normal;color:var(--pc)}.outcomes-head .lead{margin-top:14px;max-width:56ch;color:var(--by-ash);font-size:15px}.outcomes-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.outcome-card{background:var(--by-surface-2);padding:26px 26px 28px;border-radius:2px;display:flex;flex-direction:column;gap:12px;position:relative;overflow:hidden;border-left:2px solid var(--pc)}[data-irid=on] .outcome-card{border-left:0}[data-irid=on] .outcome-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:linear-gradient(180deg,color-mix(in srgb,var(--pc) 50%,white) 0%,var(--pc) 30%,color-mix(in srgb,var(--pc) 70%,white) 50%,var(--pc) 70%,color-mix(in srgb,var(--pc) 50%,white) 100%);background-size:100% 300%;animation:irid-flow 10s linear infinite;box-shadow:0 0 12px color-mix(in srgb,var(--pc) 45%,transparent)}.outcome-card .day{font-family:Space Grotesk,sans-serif;font-weight:700;font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--pc)}.outcome-card h4{font-family:Montserrat,sans-serif;font-weight:900;font-size:22px;line-height:1.05;text-transform:uppercase;letter-spacing:-.015em;margin:0}.outcome-card 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