:root{color-scheme:light;--page:#fff;--surface:#f5f5f7;--text:#1d1d1f;--muted:#626268;--blue:#0071e3;--blue-hover:#0064c9;--line:#dedee2;--radius:24px;--max:1160px;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;color:var(--text);background:var(--page);font-synthesis:none;-webkit-font-smoothing:antialiased}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;font-size:1rem;line-height:1.5}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}h1,h2,h3,p,figure{margin:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}img{display:block;max-width:100%}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:5px}[hidden]{display:none!important}::selection{background:#c8e1fc;color:var(--text)}
.skip-link{position:fixed;left:20px;top:-100px;z-index:100;padding:12px 18px;border-radius:9px;background:var(--text);color:#fff}.skip-link:focus{top:12px}.section-wrap{width:min(var(--max),calc(100% - 80px));margin-inline:auto}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.9);border-bottom:1px solid rgba(0,0,0,.07);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.header-inner{width:min(var(--max),calc(100% - 80px));min-height:76px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px}.wordmark{font-size:1.5rem;letter-spacing:-1.1px;font-weight:700;white-space:nowrap}.wordmark span{color:var(--blue)}nav{display:flex;align-items:center;gap:34px;font-size:.875rem;font-weight:500}.nav-link{padding:12px 0}.nav-link:hover{color:var(--blue)}.nav-contact{display:inline-flex;gap:18px;align-items:center;border:1px solid var(--line);border-radius:99px;padding:8px 17px;transition:background .2s,border-color .2s}.nav-contact:hover{background:var(--surface);border-color:#b5b5ba}.hero{background:var(--surface);text-align:center;overflow:hidden}.hero-copy{padding:76px 24px 0;position:relative;z-index:1}.eyebrow{font-size:.75rem;line-height:1.5;letter-spacing:.13em;font-weight:650;color:var(--muted)}.hero .eyebrow{color:var(--blue)}h1{font-size:clamp(2.5rem,5.1vw,4.65rem);font-weight:650;letter-spacing:-.055em;line-height:1.09;margin:20px auto 22px;max-width:1100px}h1 span{color:#717177}.hero-description{font-size:1.25rem;line-height:1.55;letter-spacing:-.025em;color:var(--muted)}.hero-actions{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:25px;margin-top:28px}.button{display:inline-flex;align-items:center;justify-content:center;gap:18px;min-height:48px;padding:12px 23px;border:0;border-radius:99px;font-size:1rem;font-weight:500;line-height:1.5;transition:background .2s,box-shadow .2s}.button-primary{background:var(--blue);color:#fff}.button-primary:hover{background:var(--blue-hover);box-shadow:0 5px 15px #0071e315}.text-link{padding:4px 0;color:var(--blue);display:inline-flex;align-items:center;gap:9px;background:transparent;border:0;font-size:1rem;font-weight:500}.text-link:hover{text-decoration:underline;text-underline-offset:4px}.hero-visual{position:relative;width:min(100%,1060px);height:400px;margin:25px auto 0;isolation:isolate}.hero-visual picture{display:block;width:100%;height:100%;mix-blend-mode:multiply}.hero-visual img{width:auto;height:100%;max-width:100%;margin-inline:auto;object-fit:contain;mix-blend-mode:multiply;mask-image:linear-gradient(to right,transparent,#000 12%,#000 91%,transparent),linear-gradient(to bottom,transparent,#000 10%,#000 93%,transparent);mask-composite:intersect}.hero-visual figcaption{position:absolute;bottom:8px;right:26px;color:#6d6d72;font-size:.75rem}.hero-note{display:flex;justify-content:center;gap:24px;padding:23px 24px 29px;color:var(--muted);font-size:.875rem}.hero-note span+span{border-left:1px solid #c8c8ce;padding-left:24px}.catalog{padding-top:108px;padding-bottom:108px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:37px}.section-heading .eyebrow{margin-bottom:12px}h2{font-size:clamp(2rem,3.2vw,2.75rem);font-weight:650;letter-spacing:-.045em;line-height:1.14}.section-heading>p{font-size:1rem;line-height:1.6;color:var(--muted);max-width:340px;margin-bottom:3px}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.category-card{background:var(--surface);padding:30px;border-radius:var(--radius);display:flex;flex-direction:column;transition:background .2s;min-height:318px}.category-card:hover{background:#eeeef1}.card-top{display:flex;align-items:center;gap:12px;margin-bottom:48px}.category-number{display:inline-flex;width:33px;height:33px;border:1px solid #d2d2d7;border-radius:50%;align-items:center;justify-content:center;font-size:.75rem;color:var(--muted)}.category-label{font-size:.75rem;font-weight:600;letter-spacing:.09em;color:var(--muted)}h3{font-size:1.6rem;letter-spacing:-.035em;line-height:1.15;font-weight:650}.category-card p{font-size:1rem;color:var(--muted);line-height:1.6;margin-top:16px;margin-bottom:30px}.category-link{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:.875rem;font-weight:500;color:var(--blue);min-height:32px}.category-link span{font-size:1.25rem}.category-link:hover{text-decoration:underline;text-underline-offset:4px}.contact-section{background:var(--surface);padding:95px 0 100px}.contact-layout{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:80px;align-items:start}.contact-copy{padding-top:18px}.contact-copy .eyebrow{margin-bottom:18px}.contact-copy h2{font-size:clamp(2.5rem,4vw,3.35rem)}.contact-copy>p:not(.eyebrow){color:var(--muted);line-height:1.7;font-size:1.0625rem;margin-top:22px;max-width:360px}.contact-email{display:inline-flex;align-items:center;gap:24px;font-size:1.45rem;font-weight:550;letter-spacing:-.03em;color:var(--blue);margin-top:28px;margin-bottom:42px;max-width:100%;overflow-wrap:anywhere}.contact-email:hover{text-decoration:underline;text-underline-offset:5px}.contact-detail{padding:19px 0;border-top:1px solid var(--line);max-width:340px}.contact-detail>span{font-size:.75rem;letter-spacing:.1em;font-weight:650;color:var(--muted)}.contact-detail p{font-size:.9375rem;margin-top:6px}.inquiry-form{background:#fff;padding:36px;border-radius:var(--radius);box-shadow:0 8px 30px #1d1d1f03;min-width:0}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{margin-bottom:23px;min-width:0}label{display:block;font-size:.875rem;font-weight:550;margin-bottom:8px}.optional{font-weight:400;color:var(--muted);font-size:.8125rem}.required{color:var(--muted)}input,select,textarea{display:block;border:1px solid #d2d2d7;border-radius:11px;background:#fff;color:var(--text);width:100%;min-width:0;padding:13px 14px;min-height:50px;transition:border-color .15s,box-shadow .15s;font-size:1rem}input::placeholder,textarea::placeholder{color:#77777d;opacity:1}input:hover,select:hover,textarea:hover{border-color:#a7a7af}input:focus,select:focus,textarea:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 3px #0071e326}textarea{resize:vertical;min-height:155px;line-height:1.55}.select-wrap{position:relative}.select-wrap svg{position:absolute;right:15px;top:15px;pointer-events:none;color:var(--muted)}select{appearance:none;padding-right:42px}select:invalid{color:#77777d}select option{color:var(--text)}.field-meta{display:flex;justify-content:space-between;gap:12px;margin-top:7px;font-size:.75rem;color:var(--muted)}.form-note{font-size:.8125rem;color:var(--muted);line-height:1.6;max-width:480px;margin-top:2px}.form-actions{margin-top:22px}.form-actions .button{font-size:.9375rem}.email-result{margin-top:22px;padding:18px;border-radius:12px;background:#f0f6fe;font-size:.875rem;color:#224060;line-height:1.6}.email-result .text-link{font-size:.875rem;margin-top:10px}.email-result label{margin-top:14px}.email-result textarea{font-size:.875rem}.site-footer{padding-block:36px 25px}.footer-main{display:flex;align-items:center;gap:35px}.footer-main .wordmark{font-size:1.3rem}.footer-main p{color:var(--muted);font-size:.875rem}.footer-main>a:last-child{margin-left:auto;font-size:.875rem}.footer-main>a:last-child:hover{color:var(--blue)}.footer-bottom{display:flex;justify-content:space-between;gap:24px;margin-top:27px;padding-top:20px;border-top:1px solid var(--line);font-size:.75rem;line-height:1.6;color:var(--muted)}
@media(min-width:1600px){.hero-copy{padding-top:88px}.hero-visual{height:430px}}
@media(max-width:1050px){.section-heading{display:block}.section-heading>p{margin-top:20px;max-width:none}.section-heading>p br{display:none}.contact-layout{gap:38px;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.inquiry-form{padding:26px}.category-card{padding:25px}.category-grid{gap:15px}h3{font-size:1.4rem}.form-row{grid-template-columns:1fr;gap:0}.contact-email{font-size:1.3rem}.hero-visual{height:360px}.catalog{padding-block:80px}}
@media(max-width:760px){html{scroll-padding-top:85px}.section-wrap,.header-inner{width:calc(100% - 40px)}.header-inner{min-height:66px;gap:16px}.wordmark{font-size:1.35rem}nav{gap:20px}.nav-contact{padding:7px 13px;gap:12px}.hero-copy{padding:57px 20px 0}h1{font-size:clamp(2.35rem,6.5vw,3.5rem);letter-spacing:-.055em;margin-top:16px;margin-bottom:20px}.hero-description{font-size:1.0625rem}.hero-actions{margin-top:25px;gap:17px}.hero-actions .button{font-size:.9375rem;padding:12px 19px}.hero-actions .text-link{font-size:.9375rem}.hero-visual{height:300px;margin-top:20px}.hero-note{font-size:.8125rem;gap:18px;padding-bottom:24px}.hero-note span+span{padding-left:18px}.hero-visual figcaption{font-size:.75rem;right:20px;bottom:0}.catalog{padding-block:65px}.section-heading{margin-bottom:26px}.section-heading>p{margin-top:17px}.category-grid{grid-template-columns:1fr;gap:14px}.category-card{padding:26px;min-height:0}.card-top{margin-bottom:23px}.category-card h3{font-size:1.65rem}.category-card p{margin-top:12px;margin-bottom:20px;max-width:480px}.category-link{font-size:.9375rem}.contact-section{padding-block:58px}.contact-layout{grid-template-columns:1fr;gap:29px}.contact-copy{padding-top:0}.contact-copy h2{font-size:2.7rem}.contact-copy>p:not(.eyebrow){max-width:540px}.contact-email{font-size:1.5rem;margin-bottom:26px}.contact-detail{display:none}.inquiry-form{padding:26px}.form-row{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.footer-main{flex-wrap:wrap;gap:14px 25px}.footer-main p{flex-basis:calc(100% - 160px)}.footer-main>a:last-child{margin-left:0}.footer-bottom{flex-direction:column;gap:9px;margin-top:23px}.site-footer{padding-top:30px}}
@media(max-width:440px){nav{gap:15px;font-size:.8125rem}.nav-contact span{display:none}.hero .eyebrow{font-size:.6875rem;letter-spacing:.11em}h1{font-size:clamp(1.95rem,8.55vw,2.45rem);line-height:1.14}.hero-description br{display:none}.hero-description{max-width:320px;margin:auto}.hero-actions{flex-direction:column;gap:13px}.hero-visual{height:242px;margin-top:17px}.hero-visual figcaption{bottom:-4px}.hero-note{padding-top:26px}.form-row{grid-template-columns:1fr;gap:0}.inquiry-form{padding:22px 20px}.form-actions .button{width:100%;gap:10px;padding-inline:15px;font-size:.875rem}.contact-copy h2{font-size:2.5rem}.contact-email{font-size:1.4rem}.section-heading h2{font-size:2.15rem}.footer-main p{flex-basis:100%}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}

/* Shared editorial pages and expanded homepage. */
.header-inner{flex-wrap:wrap;padding-block:10px}.header-inner nav{flex-wrap:wrap}.nav-link[aria-current="page"]{color:var(--blue)}
.peptide-intro{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:80px;padding:0 0 90px;border-bottom:1px solid var(--line)}
.intro-heading .eyebrow{margin-bottom:15px}.intro-content{max-width:710px}.intro-content p{color:var(--muted);font-size:1.0625rem;line-height:1.8;margin-bottom:20px}.intro-content .intro-lead{font-size:1.45rem;line-height:1.5;letter-spacing:-.025em;color:var(--text)}.inline-source{color:var(--blue);text-decoration:underline;text-underline-offset:3px;font-size:.875rem}
.home-blog{padding-block:92px}.home-blog .section-heading{align-items:end}.home-blog .section-heading>.text-link{flex-shrink:0}.blog-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.blog-card{display:flex;flex-direction:column;background:var(--surface);border-radius:var(--radius);padding:32px;min-width:0;transition:background .2s}.blog-card:hover{background:#eeeef1}.blog-card>.eyebrow{margin-bottom:30px}.blog-card h2,.blog-card h3{font-size:1.7rem;line-height:1.2;letter-spacing:-.035em;margin-bottom:15px}.blog-card h2 a:hover,.blog-card h3 a:hover{color:var(--blue)}.blog-card>p:not(.eyebrow){font-size:1rem;line-height:1.65;color:var(--muted);margin-bottom:25px}.blog-card .category-link{margin-top:auto}.blog-card-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:36px}.blog-card-top .category-number{flex-shrink:0}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-start;gap:10px;margin-top:28px;font-size:.8125rem;color:var(--muted);font-weight:400}.breadcrumbs a:hover{color:var(--blue)}.blog-index{padding-bottom:60px}.blog-intro{max-width:760px;padding:58px 0 54px}.blog-intro h1{font-size:clamp(2.6rem,5vw,4.25rem);line-height:1.1;letter-spacing:-.05em;margin:18px 0 24px}.blog-intro>p:last-child{font-size:1.1875rem;color:var(--muted);max-width:650px;line-height:1.7}.blog-contact{display:flex;align-items:center;justify-content:space-between;gap:30px;margin-top:64px;padding-top:40px;border-top:1px solid var(--line)}.blog-contact h2{font-size:1.6rem;line-height:1.25}.blog-contact p{font-size:1rem;color:var(--muted);margin-top:10px}.blog-contact .button{flex-shrink:0}
.article-heading{max-width:870px;padding:58px 0 42px}.article-heading h1{font-size:clamp(2.4rem,4.25vw,3.8rem);line-height:1.12;letter-spacing:-.045em;margin:18px 0 22px}.article-deck{font-size:1.25rem;line-height:1.65;color:var(--muted);max-width:750px}.article-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:24px;color:var(--muted);font-size:.8125rem}.article-meta a:hover{color:var(--blue)}.article-layout{display:grid;grid-template-columns:220px minmax(0,760px);gap:70px;align-items:start;padding-top:36px;padding-bottom:75px;border-top:1px solid var(--line)}.article-toc{position:sticky;top:115px}.article-toc nav{display:block;font-weight:400}.article-toc ol{list-style:none;padding:0;margin:16px 0 0}.article-toc li{margin:0 0 12px}.article-toc a{display:block;color:var(--muted);font-size:.875rem;line-height:1.6}.article-toc a:hover{color:var(--blue)}.article-body{min-width:0;font-size:1.0625rem;line-height:1.85}.article-body p{margin:0 0 22px}.article-body h2{font-size:1.8rem;line-height:1.25;letter-spacing:-.025em;margin:44px 0 18px;scroll-margin-top:115px}.article-body h3{font-size:1.25rem;margin:25px 0 14px;line-height:1.4}.article-body a{color:var(--blue);text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}.article-body a:hover{text-decoration-thickness:2px}.article-body ul,.article-body ol{padding-left:24px;margin:20px 0 28px}.article-body li{margin:8px 0;padding-left:4px}.article-body .article-summary{font-size:1.2rem;line-height:1.7;background:var(--surface);border-radius:18px;padding:25px 28px;letter-spacing:-.015em}.table-scroll{overflow-x:auto;max-width:100%;margin:26px 0}.article-body table{width:100%;border-collapse:collapse;text-align:left;font-size:.9375rem;line-height:1.65}.article-body caption{text-align:left;font-size:.8125rem;color:var(--muted);padding-bottom:12px}.article-body th,.article-body td{padding:14px 17px;border:1px solid var(--line);vertical-align:top}.article-body thead th{background:var(--surface)}.article-body tbody th{font-weight:600;width:32%}.editorial-note{margin-top:35px;border-left:3px solid #b8c9db;padding:5px 0 5px 20px;color:var(--muted);font-size:.875rem;line-height:1.7}.editorial-note p{margin:0}.article-sources{margin-top:40px;padding-top:25px;border-top:1px solid var(--line)}.article-sources h2,.related-articles h2{font-size:1.3rem;margin:0 0 20px}.article-sources ul{font-size:.875rem;line-height:1.7}.article-sources p{font-size:.8125rem;color:var(--muted)}.related-articles{margin-top:34px;background:var(--surface);border-radius:20px;padding:26px}.related-articles>a{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:14px 0;font-size:1rem;line-height:1.5}.related-articles>a+a{border-top:1px solid var(--line)}.related-articles>a span{flex-shrink:0}.error-page{text-align:center;padding-block:100px;min-height:60vh}.error-page h1{font-size:clamp(2rem,5vw,3.6rem);max-width:720px}.error-page>p:not(.eyebrow){color:var(--muted);font-size:1.125rem}
@media(max-width:1050px){.peptide-intro{gap:40px}.article-layout{grid-template-columns:180px minmax(0,1fr);gap:35px}.home-blog .section-heading>.text-link{margin-top:20px}.article-toc{top:110px}.blog-contact{align-items:start;flex-direction:column}}
@media(max-width:760px){.peptide-intro{grid-template-columns:1fr;gap:25px;padding-bottom:60px}.intro-content .intro-lead{font-size:1.3rem}.home-blog{padding-block:60px}.blog-grid{grid-template-columns:1fr;gap:16px}.blog-card{padding:27px}.blog-card h2,.blog-card h3{font-size:1.6rem}.blog-intro{padding:42px 0}.blog-intro>p:last-child{font-size:1.0625rem}.blog-contact{margin-top:42px}.article-heading{padding-top:40px;padding-bottom:30px}.article-heading h1{font-size:clamp(2.1rem,6vw,3.1rem)}.article-deck{font-size:1.125rem}.article-layout{grid-template-columns:1fr;gap:25px;padding-top:25px}.article-toc{position:static;background:var(--surface);border-radius:16px;padding:22px}.article-toc ol{display:grid;grid-template-columns:1fr 1fr;column-gap:20px}.article-toc li{margin-bottom:9px}.article-body{font-size:1rem}.article-body h2{font-size:1.6rem;scroll-margin-top:135px}.article-body .article-summary{font-size:1.1rem;padding:22px}.article-body th,.article-body td{padding:12px}.article-body table{font-size:.875rem}.related-articles{padding:22px}.breadcrumbs{margin-top:23px}}
@media(max-width:480px){.header-inner{gap:3px;padding-block:9px}.header-inner>.wordmark{font-size:1.25rem}.header-inner nav{gap:13px;font-size:.8125rem}.nav-contact{padding:6px 12px}.nav-contact span{display:none}.article-toc ol{grid-template-columns:1fr}.article-heading h1{font-size:2.25rem}.blog-intro h1{font-size:2.6rem}.article-body th,.article-body td{padding:10px 9px}.blog-contact .button{max-width:100%;font-size:.9375rem}.article-meta{column-gap:14px}}
@media(max-width:350px){.header-inner{justify-content:center}.header-inner>.wordmark{flex-basis:100%;text-align:center}.header-inner nav{justify-content:center;width:100%}html{scroll-padding-top:130px}}