*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:#0A0E1A;color:#E5E7EB;line-height:1.6;-webkit-font-smoothing:antialiased}
header.site-header{position:sticky;top:0;z-index:100;background:rgba(10,14,26,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(99,102,241,0.15)}
.header-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;height:64px;gap:24px}
.logo{font-size:20px;font-weight:800;text-decoration:none;background:linear-gradient(135deg,#818CF8 0%,#C084FC 50%,#F472B6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-0.4px}
.logo-dot{display:inline-block;width:8px;height:8px;background:linear-gradient(135deg,#818CF8 0%,#C084FC 100%);border-radius:50%;margin-right:8px;vertical-align:middle;box-shadow:0 0 12px rgba(129,140,248,0.6)}
nav.main-nav{display:flex;gap:28px;align-items:center}
nav.main-nav a{color:#9CA3AF;text-decoration:none;font-size:14px;font-weight:500;transition:color 0.2s}
nav.main-nav a:hover{color:#E5E7EB}
.nav-cta{background:linear-gradient(135deg,#6366F1 0%,#8B5CF6 100%);color:#FFF !important;padding:8px 18px;border-radius:8px;font-weight:600;font-size:13px}
.nav-cta:hover{box-shadow:0 4px 16px rgba(99,102,241,0.4);transform:translateY(-1px)}
@media (max-width:768px){nav.main-nav a:not(.nav-cta){display:none}}
.hero{padding:80px 24px 60px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle,rgba(99,102,241,0.15) 0%,transparent 70%);pointer-events:none}
.hero-inner{max-width:760px;margin:0 auto;position:relative;z-index:1}
.hero .badge{display:inline-block;padding:6px 14px;background:rgba(129,140,248,0.12);border:1px solid rgba(129,140,248,0.3);color:#A5B4FC;border-radius:20px;font-size:12px;font-weight:600;letter-spacing:0.4px;margin-bottom:24px;text-transform:uppercase}
.hero h1{font-size:56px;font-weight:800;color:#F9FAFB;letter-spacing:-1.5px;line-height:1.05;margin-bottom:20px}
.hero h1 .gradient{background:linear-gradient(135deg,#818CF8 0%,#C084FC 50%,#F472B6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-sub{font-size:19px;color:#9CA3AF;margin-bottom:36px;line-height:1.55}
.hero-cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}
.btn-primary{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#6366F1 0%,#8B5CF6 100%);color:#FFF;padding:14px 28px;border-radius:10px;text-decoration:none;font-weight:700;font-size:15px;transition:all 0.25s ease;border:none;cursor:pointer}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px rgba(99,102,241,0.4)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;color:#E5E7EB;padding:14px 28px;border-radius:10px;text-decoration:none;font-weight:600;font-size:15px;border:1px solid rgba(255,255,255,0.15);transition:all 0.25s ease}
.btn-secondary:hover{border-color:#818CF8;background:rgba(129,140,248,0.08)}
.hero-meta{font-size:13px;color:#6B7280;margin-top:16px}
.email-capture{display:flex;max-width:440px;margin:0 auto;gap:0;background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);border-radius:12px;overflow:hidden}
.email-capture input{flex:1;background:transparent;border:none;padding:14px 18px;color:#F9FAFB;font-size:15px;font-family:inherit;outline:none}
.email-capture input::placeholder{color:#6B7280}
.email-capture button{background:linear-gradient(135deg,#6366F1 0%,#8B5CF6 100%);color:#FFF;border:none;padding:14px 24px;font-weight:700;cursor:pointer;font-size:14px;font-family:inherit}
section{padding:80px 24px}
.section-inner{max-width:1100px;margin:0 auto}
.section-title{font-size:38px;font-weight:800;color:#F9FAFB;letter-spacing:-1px;margin-bottom:14px;text-align:center}
.section-subtitle{color:#9CA3AF;font-size:17px;text-align:center;max-width:600px;margin:0 auto 56px;line-height:1.6}
.eyebrow{display:block;font-size:12px;color:#A5B4FC;text-transform:uppercase;letter-spacing:1.5px;font-weight:700;text-align:center;margin-bottom:14px}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.feature-card{background:rgba(255,255,255,0.025);border:1px solid rgba(255,255,255,0.08);border-radius:16px;padding:28px;transition:all 0.3s ease}
.feature-card:hover{border-color:rgba(129,140,248,0.4);transform:translateY(-2px);background:rgba(255,255,255,0.04)}
.feature-icon{width:44px;height:44px;background:linear-gradient(135deg,rgba(99,102,241,0.15) 0%,rgba(139,92,246,0.15) 100%);border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:22px}
.feature-card h3{font-size:18px;font-weight:700;color:#F9FAFB;margin-bottom:10px}
.feature-card p{color:#9CA3AF;font-size:14px;line-height:1.6}
.peptide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:18px}
.peptide-card{background:rgba(255,255,255,0.025);border:1px solid rgba(255,255,255,0.08);border-radius:14px;padding:22px;text-decoration:none;color:inherit;transition:all 0.25s ease;display:block}
.peptide-card:hover{border-color:rgba(192,132,252,0.4);transform:translateY(-2px);background:rgba(255,255,255,0.04)}
.peptide-card .cat{display:inline-block;font-size:11px;color:#A5B4FC;background:rgba(129,140,248,0.1);padding:4px 10px;border-radius:6px;font-weight:600;margin-bottom:12px;letter-spacing:0.3px}
.peptide-card h3{font-size:18px;color:#F9FAFB;margin-bottom:8px;font-weight:700}
.peptide-card p{color:#9CA3AF;font-size:13px;line-height:1.5}
.cross-link-banner{background:linear-gradient(135deg,rgba(99,102,241,0.08) 0%,rgba(192,132,252,0.05) 100%);border:1px solid rgba(129,140,248,0.2);border-radius:18px;padding:32px;text-align:center;margin:40px 0}
.cross-link-banner h3{color:#F9FAFB;font-size:22px;margin-bottom:8px;font-weight:700}
.cross-link-banner p{color:#9CA3AF;margin-bottom:20px;font-size:14px}
.cross-link-banner a{display:inline-flex;align-items:center;gap:8px;color:#A5B4FC;text-decoration:none;font-weight:600;font-size:14px;border:1px solid rgba(165,180,252,0.3);padding:10px 20px;border-radius:8px;transition:all 0.2s}
.cross-link-banner a:hover{background:rgba(165,180,252,0.1);border-color:#A5B4FC}
article.content{max-width:760px;margin:0 auto;padding:48px 24px}
article.content h1{font-size:38px;font-weight:800;color:#F9FAFB;letter-spacing:-0.8px;margin-bottom:18px;line-height:1.15}
article.content h2{font-size:24px;font-weight:700;color:#F9FAFB;margin:36px 0 14px;letter-spacing:-0.4px}
article.content h3{font-size:18px;font-weight:700;color:#F9FAFB;margin:24px 0 10px}
article.content p{color:#D1D5DB;font-size:16px;line-height:1.75;margin-bottom:16px}
article.content ul,article.content ol{color:#D1D5DB;padding-left:24px;margin-bottom:18px}
article.content li{margin-bottom:8px;line-height:1.7}
article.content a{color:#A5B4FC;text-decoration:underline;text-decoration-color:rgba(165,180,252,0.4)}
article.content a:hover{color:#C4B5FD;text-decoration-color:#C4B5FD}
article.content .meta{color:#6B7280;font-size:13px;margin-bottom:32px;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,0.08)}
article.content table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
article.content table th,article.content table td{padding:10px 14px;border:1px solid rgba(255,255,255,0.1);text-align:left}
article.content table th{background:rgba(255,255,255,0.04);color:#F9FAFB;font-weight:600}
.breadcrumb{color:#6B7280;font-size:13px;margin-bottom:20px}
.breadcrumb a{color:#9CA3AF;text-decoration:none}
.breadcrumb a:hover{color:#A5B4FC}
.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px;margin:32px 0}
.stat-box{background:rgba(255,255,255,0.025);border:1px solid rgba(255,255,255,0.08);border-radius:12px;padding:20px;text-align:center}
.stat-box .label{color:#9CA3AF;font-size:12px;text-transform:uppercase;letter-spacing:0.6px;font-weight:600;margin-bottom:6px}
.stat-box .value{color:#F9FAFB;font-size:18px;font-weight:700}
footer.site-footer{background:#070914;border-top:1px solid rgba(255,255,255,0.06);padding:48px 24px 24px;margin-top:60px}
.footer-inner{max-width:1100px;margin:0 auto}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:32px;margin-bottom:36px}
.footer-col h4{color:#F9FAFB;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:0.6px;margin-bottom:14px}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:8px}
.footer-col a{color:#9CA3AF;text-decoration:none;font-size:14px;transition:color 0.2s}
.footer-col a:hover{color:#E5E7EB}
.footer-bottom{padding-top:24px;border-top:1px solid rgba(255,255,255,0.06);color:#6B7280;font-size:12px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.footer-bottom a{color:#9CA3AF;text-decoration:none}
.footer-bottom a:hover{color:#A5B4FC}
.calc-tool{background:rgba(255,255,255,0.025);border:1px solid rgba(99,102,241,0.2);border-radius:16px;padding:32px;margin:32px 0}
.calc-tool h2{color:#F9FAFB;margin-bottom:8px;font-size:22px}
.calc-tool p.calc-sub{color:#9CA3AF;margin-bottom:24px;font-size:14px}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}
.calc-field{display:flex;flex-direction:column;gap:6px}
.calc-field label{color:#A5B4FC;font-size:12px;text-transform:uppercase;letter-spacing:0.5px;font-weight:600}
.calc-field input{background:rgba(255,255,255,0.04);border:1px solid rgba(255,255,255,0.1);border-radius:8px;padding:12px 14px;color:#F9FAFB;font-size:15px;font-family:inherit;outline:none}
.calc-field input:focus{border-color:#818CF8}
.calc-result{background:linear-gradient(135deg,rgba(99,102,241,0.15) 0%,rgba(139,92,246,0.1) 100%);border:1px solid rgba(129,140,248,0.3);border-radius:12px;padding:24px;text-align:center}
.calc-result .label{color:#A5B4FC;font-size:13px;text-transform:uppercase;letter-spacing:0.6px;font-weight:600;margin-bottom:8px}
.calc-result .value{color:#F9FAFB;font-size:32px;font-weight:800;letter-spacing:-0.5px}
.calc-result .small{color:#9CA3AF;font-size:13px;margin-top:8px}
@media (max-width:768px){.hero{padding:48px 20px 40px}.hero h1{font-size:36px;letter-spacing:-1px}.hero-sub{font-size:16px}section{padding:48px 20px}.section-title{font-size:28px}.feature-grid{grid-template-columns:1fr}.peptide-grid{grid-template-columns:1fr 1fr;gap:12px}.peptide-card{padding:16px}article.content h1{font-size:28px}article.content h2{font-size:20px}.calc-grid{grid-template-columns:1fr}}