@import"https://fonts.googleapis.com/css2?family=Instrument+Serif&family=DM+Sans:ital,wght@0,400;0,500;0,600;1,400&display=swap";:root{--color-bg: #FAFAF7;--color-surface: #FFFFFF;--color-text: #1A1A18;--color-text-secondary: #6B6B65;--color-text-tertiary: #9B9B94;--color-border: #E8E8E2;--color-accent: #1D7A5F;--color-accent-light: #E8F5EE;--color-accent-dark: #145C47;--color-supplements: #1D7A5F;--color-supplements-bg: #E8F5EE;--color-biomarkers: #5B4DAE;--color-biomarkers-bg: #EEEDFE;--color-protocols: #2B6CB0;--color-protocols-bg: #E6F1FB;--color-mechanisms: #C15525;--color-mechanisms-bg: #FAECE7;--color-testing: #B07D10;--color-testing-bg: #FDF6E3;--font-display: "Instrument Serif", Georgia, serif;--font-body: "DM Sans", system-ui, sans-serif;--max-width: 720px;--max-width-wide: 960px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-body);color:var(--color-text);background:var(--color-bg);line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.container--wide{max-width:var(--max-width-wide)}.site-header{padding:2.5rem 0 0;margin-bottom:1rem}.site-header__brand{display:flex;align-items:center;gap:12px;margin-bottom:6px}.site-header__logo{width:44px;height:44px;border-radius:50%;object-fit:cover}.site-header__name{font-family:var(--font-display);font-size:28px;color:var(--color-text);letter-spacing:-.3px}.site-header__tagline{font-size:14px;color:var(--color-text-secondary);padding-left:54px}.site-nav{display:flex;gap:0;border-bottom:1px solid var(--color-border);margin:1.25rem 0 2.5rem;overflow-x:auto}.site-nav a{font-size:13px;font-weight:500;color:var(--color-text-secondary);padding:.6rem 1rem;white-space:nowrap;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}.site-nav a:first-child{padding-left:0}.site-nav a:hover{color:var(--color-text)}.site-nav a.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.featured-card{display:block;background:var(--color-surface);border:1px solid var(--color-border);border-radius:12px;padding:2rem;margin-bottom:3rem;transition:border-color .2s}.featured-card:hover{border-color:var(--color-accent)}.featured-card__label{font-size:11px;text-transform:uppercase;letter-spacing:1.2px;font-weight:600;color:var(--color-accent);margin-bottom:8px;display:block}.featured-card__title{font-family:var(--font-display);font-size:26px;line-height:1.25;margin-bottom:8px;color:var(--color-text)}.featured-card__desc{font-size:15px;color:var(--color-text-secondary);line-height:1.6;margin-bottom:12px}.featured-card__meta{font-size:12px;color:var(--color-text-tertiary)}.section-label{font-size:12px;text-transform:uppercase;letter-spacing:1.2px;font-weight:600;color:var(--color-text-secondary);margin-bottom:1rem}.article-item{display:flex;justify-content:space-between;align-items:flex-start;gap:1.5rem;padding:1.25rem 0;border-bottom:1px solid var(--color-border);transition:opacity .2s}.article-item:last-child{border-bottom:none}.article-item:hover{opacity:.85}.article-item__topic{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.8px}.article-item__topic--supplements{color:var(--color-supplements)}.article-item__topic--biomarkers{color:var(--color-biomarkers)}.article-item__topic--protocols{color:var(--color-protocols)}.article-item__topic--mechanisms{color:var(--color-mechanisms)}.article-item__topic--testing{color:var(--color-testing)}.article-item__title{font-family:var(--font-display);font-size:18px;line-height:1.3;margin:4px 0;color:var(--color-text)}.article-item__desc{font-size:13px;color:var(--color-text-secondary);line-height:1.5}.article-item__icon{min-width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;overflow:hidden;flex-shrink:0}.article-item__icon-img{width:56px;height:56px;border-radius:50%;object-fit:cover}.hubs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-top:1rem}.hub-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:10px;padding:1.25rem 1rem;text-align:center;transition:border-color .2s,transform .15s}.hub-card:hover{border-color:var(--color-accent);transform:translateY(-2px)}.hub-card__icon{width:48px;height:48px;border-radius:50%;object-fit:cover;margin:0 auto 8px;display:block}.hub-card__name{font-size:14px;font-weight:500;display:block}.hub-card__count{font-size:12px;color:var(--color-text-tertiary);display:block;margin-top:2px}.article-header{margin-bottom:2.5rem;padding-bottom:1.5rem;border-bottom:1px solid var(--color-border)}.article-header__topic{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;display:inline-block}.article-header__title{font-family:var(--font-display);font-size:34px;line-height:1.2;margin-bottom:12px}.article-header__desc{font-size:17px;color:var(--color-text-secondary);line-height:1.6;margin-bottom:16px}.article-header__meta{font-size:13px;color:var(--color-text-tertiary)}.prose h2{font-family:var(--font-display);font-size:24px;margin:2.5rem 0 1rem;line-height:1.25}.prose h3{font-size:17px;font-weight:600;margin:2rem 0 .75rem}.prose p{margin-bottom:1.25rem;font-size:16px;line-height:1.8;color:var(--color-text)}.prose ul,.prose ol{margin:0 0 1.25rem 1.25rem}.prose li{margin-bottom:.5rem;line-height:1.7}.prose blockquote{border-left:3px solid var(--color-accent);padding:.5rem 0 .5rem 1.25rem;margin:1.5rem 0;color:var(--color-text-secondary);font-style:italic}.prose strong{font-weight:600}.prose a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.prose a:hover{color:var(--color-accent-dark)}.callout{background:var(--color-accent-light);border-radius:8px;padding:1.25rem 1.5rem;margin:1.5rem 0;font-size:14px;line-height:1.7;color:var(--color-accent-dark)}.callout strong{display:block;margin-bottom:4px;font-size:13px;text-transform:uppercase;letter-spacing:.5px}.site-footer{margin-top:4rem;padding:1.5rem 0 3rem;border-top:1px solid var(--color-border)}.site-footer__powered{font-size:13px;font-weight:500;color:var(--color-text-secondary);margin-bottom:.75rem}.site-footer__powered a{color:var(--color-accent);text-decoration:underline;text-underline-offset:2px}.site-footer__powered a:hover{color:var(--color-accent-dark)}.site-footer p{font-size:12px;color:var(--color-text-tertiary);line-height:1.7}@media(max-width:600px){.featured-card__title{font-size:22px}.article-header__title{font-size:28px}.article-item__icon{display:none}.hubs-grid{grid-template-columns:repeat(2,1fr)}}