:root{--navy:#10263d;--navy2:#071827;--ink:#16202a;--soft:#52616d;--paper:#f7f6f1;--card:#fff;--rule:#d9dedc;--teal:#147d78;--teal2:#dff3ef;--amber:#a66511;--amber2:#fff3db;--red:#9a3434;--max:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.68 Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:#116b75;text-underline-offset:3px}a:hover{color:#0b4f58}header{background:rgba(7,24,39,.98);color:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(255,255,255,.12)}.nav{max-width:var(--max);margin:auto;display:flex;align-items:center;gap:28px;padding:15px 22px}.brand{font-family:Georgia,serif;font-size:22px;color:#fff;text-decoration:none;white-space:nowrap}.brand span{color:#71d4ca}.nav nav{display:flex;gap:22px;margin-left:auto}.nav nav a{color:#dbe7eb;text-decoration:none;font-size:14px}.menu{display:none;margin-left:auto;background:transparent;border:1px solid #60788a;color:#fff;border-radius:6px;padding:7px 10px}.container{max-width:var(--max);margin:auto;padding:0 22px}.breadcrumbs{font-size:13px;color:var(--soft);padding:24px 0 0}.breadcrumbs span{padding:0 7px}.page-head{padding:35px 0 22px;border-bottom:1px solid var(--rule)}.page-head h1,.hero h1{font:700 clamp(38px,6vw,68px)/1.03 Georgia,serif;letter-spacing:-.035em;margin:.15em 0}.page-head .lede,.hero .lede{font-size:20px;max-width:850px;color:#45545f}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--teal);text-transform:uppercase}.meta{font-size:13px;color:var(--soft);display:flex;gap:20px;flex-wrap:wrap}.content{padding-bottom:80px}.content section{padding:34px 0;border-bottom:1px solid var(--rule)}h2{font:700 clamp(27px,3.3vw,40px)/1.13 Georgia,serif;letter-spacing:-.02em;margin:0 0 16px}h3{font:700 21px/1.25 Georgia,serif;margin:0 0 10px}p{max-width:900px}li{margin:.45em 0}.answer{margin:34px 0 0;padding:28px;border:1px solid #b9d7d2;border-left:6px solid var(--teal);background:linear-gradient(135deg,#fff,#edf8f5);border-radius:10px}.answer h2{font-size:31px;margin-top:8px}.badge{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.08em}.badge.verified{background:#d6f2e9;color:#126c5c}.badge.evidence{background:#dcecf7;color:#155a80}.badge.reported{background:var(--amber2);color:#8b5509}.spotlight{display:grid;grid-template-columns:2fr 1fr;gap:32px}.spotlight aside{background:var(--navy);color:#fff;border-radius:10px;padding:24px}.spotlight aside h3{color:#fff}.spotlight dl{display:grid;grid-template-columns:1fr auto;gap:10px}.spotlight dt{color:#c6d5dd}.spotlight dd{margin:0;font-weight:700}.spotlight a{color:#8be2d7}.qualification{font-size:14px;color:var(--soft);border-top:1px solid #c5ded9;padding-top:12px}.hero{padding:80px 0 55px}.home-hero{background:radial-gradient(circle at 80% 10%,#164c61 0,transparent 36%),linear-gradient(135deg,var(--navy2),var(--navy));color:#fff;margin:0 calc(50% - 50vw);padding-left:max(22px,calc((100vw - var(--max))/2 + 22px));padding-right:max(22px,calc((100vw - var(--max))/2 + 22px))}.home-hero .eyebrow{color:#74d8cc}.home-hero .lede{color:#d4e1e6}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.button{display:inline-block;background:var(--teal);color:#fff!important;text-decoration:none;padding:11px 17px;border-radius:7px;font-weight:700}.button.secondary{background:transparent;border:1px solid #91a8b5}.text-link{font-weight:700}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px}.cards{display:grid;gap:18px}.cards.two,.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}.cards.three{grid-template-columns:repeat(3,1fr)}.card{background:var(--card);border:1px solid var(--rule);border-radius:9px;padding:21px}.fine,small{font-size:12px;color:var(--soft)}.source-type{font-size:12px;color:var(--soft)}.pick{display:inline-block;margin-left:7px;background:#d5efe8;color:#126454;padding:2px 6px;border-radius:4px;font-size:10px;text-transform:uppercase;letter-spacing:.05em}.table-wrap{overflow-x:auto;margin:18px 0;border:1px solid var(--rule);border-radius:8px;background:#fff}.table-wrap table{border-collapse:collapse;width:100%;min-width:850px;font-size:13px}.table-wrap th{background:#e9efed;color:#22333d;text-align:left;padding:11px;vertical-align:top;position:sticky;top:0}.table-wrap td{padding:11px;border-top:1px solid var(--rule);vertical-align:top}.table-wrap tr:nth-child(even) td{background:#fafbf9}.notice{padding:18px;border:1px solid #e3c483;background:var(--amber2);border-radius:8px}.steps{counter-reset:item;list-style:none;padding:0;max-width:900px}.steps li{counter-increment:item;position:relative;padding:0 0 15px 44px}.steps li:before{content:counter(item);position:absolute;left:0;top:1px;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--navy);color:#fff;font-weight:700}.checklist li::marker{color:var(--teal)}details{max-width:900px;border-top:1px solid var(--rule);padding:13px 0}summary{font-weight:700;cursor:pointer}.sources{max-width:900px}.link-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.link-grid a{display:flex;flex-direction:column;text-decoration:none;background:#fff;border:1px solid var(--rule);border-radius:8px;padding:18px}.link-grid span{font-size:13px;color:var(--soft);margin-top:4px}.sitemap-list{columns:2}.tool{max-width:700px;background:#fff;border:1px solid var(--rule);border-radius:10px;padding:24px;display:grid;gap:14px}.tool label{display:grid;gap:5px;font-weight:600}.tool input{padding:10px;border:1px solid #b7c1c4;border-radius:5px;font:inherit}.tool button{justify-self:start;background:var(--teal);border:0;color:#fff;padding:10px 16px;border-radius:6px;font-weight:700}.tool output{display:block;border-top:1px solid var(--rule);padding-top:15px;font-size:18px}.checklist-tool label{display:flex;align-items:center;gap:8px}footer{background:var(--navy2);color:#c6d3db;padding:52px 0 32px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:30px}.footer-grid h3,.footer-grid h4{color:#fff}.footer-grid a{color:#c6d3db;text-decoration:none;display:block;margin:5px 0}.footer-disclosure{border-top:1px solid #344858;margin-top:32px;padding-top:20px;font-size:12px;max-width:none}.footer-disclosure a{display:inline;color:#fff;text-decoration:underline}.not-found{text-align:center;padding:100px 0}code{background:#e8ece9;padding:3px 6px;border-radius:4px}@media(max-width:820px){.nav nav{display:none;position:absolute;top:58px;left:0;right:0;background:var(--navy2);padding:18px 22px;flex-direction:column}.nav nav.open{display:flex}.menu{display:block}.spotlight,.cards.two,.cards.three,.two-col,.footer-grid{grid-template-columns:1fr}.link-grid{grid-template-columns:1fr 1fr}.page-head h1,.hero h1{font-size:42px}.sitemap-list{columns:1}}@media(max-width:520px){.link-grid{grid-template-columns:1fr}.container{padding:0 16px}.answer{padding:20px}.page-head{padding-top:25px}.home-hero{padding-top:55px;padding-bottom:45px}}


/* peptides-editorial additions: news, journal, corrections, charts, freshness */
.freshness{margin:.9rem 0 1.4rem;padding:.7rem .95rem;border-radius:10px;
  background:#EEF2FF;color:#312E81;font-size:.88rem;line-height:1.5}
.freshness strong{color:#1E1B4B}
.freshness a{color:#4338CA;text-decoration:underline;text-underline-offset:2px}
.news-item{padding:1.15rem 0;border-bottom:1px solid #E2E8F0}
.news-item:last-child{border-bottom:0}
.news-item h3{margin:.25rem 0 .4rem;font-size:1.18rem;line-height:1.28}
.news-item h3 a{color:#0F172A;text-decoration:none}
.news-item h3 a:hover{color:#4338CA}
.news-item p{margin:0;color:#475569;line-height:1.6}
.news-meta{font-size:.75rem;letter-spacing:.05em;text-transform:uppercase;color:#64748B}
.chart{margin:1.6rem 0;padding:1.1rem 1.2rem;border:1px solid #E2E8F0;border-radius:12px;
  background:#fff}
.chart figcaption{font-weight:600;color:#0F172A;margin:0 0 .8rem;font-size:.98rem}
.chart svg{width:100%;height:auto;display:block}
.chart-note{font-size:.82rem;color:#64748B;line-height:1.55;margin:.7rem 0 0}
.callout{margin:1.4rem 0;padding:1rem 1.15rem;border-radius:12px;line-height:1.62}
.callout.warn{background:#FEF3E2;border-left:4px solid #B45309;color:#3F2A08}
.callout strong{color:#7C2D12}
@media (max-width:640px){.chart{padding:.85rem}.news-item h3{font-size:1.06rem}}