/* ===================================================================
   PURA PEPTIDES — BLOG STYLES
   Self-contained; matches the site's dark-chrome aesthetic.
   =================================================================== */
:root{
  --iris:#9fd4e8; --ink:#eef2f5; --ink-dim:#96a0aa; --ink-dimmer:#5f6a74;
  --line:rgba(255,255,255,.10); --line-2:rgba(255,255,255,.055);
  --bg:#050506; --panel:rgba(9,9,11,.72);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--ink);
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit}
img{max-width:100%;display:block}

/* backdrop */
.bg-stage{position:fixed;inset:0;z-index:-2;overflow:hidden;background:radial-gradient(120% 90% at 50% -10%,#141a2e 0%,#0b0e1a 38%,#050506 74%)}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.4;mix-blend-mode:screen}
.orb.a{width:46vw;height:46vw;top:-8%;left:-6%;background:radial-gradient(circle at 40% 40%,rgba(120,150,240,.22),transparent 62%)}
.orb.b{width:42vw;height:42vw;bottom:-10%;right:-6%;background:radial-gradient(circle at 50% 50%,rgba(159,212,232,.16),transparent 60%)}
.vignette{position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(120% 100% at 50% 0%,transparent 55%,rgba(0,0,0,.55) 100%)}

/* nav */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);background:rgba(5,5,6,.6);border-bottom:1px solid var(--line-2)}
nav .wrap{max-width:1080px;margin:0 auto;padding:14px 26px;display:flex;align-items:center;justify-content:space-between;gap:16px}
nav img{height:clamp(40px,5.5vw,60px);width:auto}
.nav-back{font-size:12px;letter-spacing:.05em;color:var(--ink-dim);text-decoration:none;white-space:nowrap;transition:color .2s}
.nav-back:hover{color:var(--iris)}

/* shared wrap */
.wrap{max-width:1080px;margin:0 auto;padding:0 26px}

/* ---------- BLOG INDEX ---------- */
.blog-hero{padding:clamp(46px,8vw,90px) 0 30px;text-align:center}
.blog-hero .eyebrow{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--iris);opacity:.85;margin-bottom:14px}
.blog-hero h1{font-family:'Oswald',sans-serif;font-weight:600;text-transform:uppercase;font-size:clamp(30px,6vw,58px);line-height:1.02;letter-spacing:.01em}
.blog-hero p{max-width:620px;margin:16px auto 0;color:var(--ink-dim);font-size:15px}

.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;padding:30px 0 70px}
.post-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:12px;background:var(--panel);padding:26px;text-decoration:none;transition:transform .18s,border-color .25s,background .25s}
.post-card:hover{transform:translateY(-3px);border-color:rgba(159,212,232,.45);background:linear-gradient(160deg,rgba(159,212,232,.05),rgba(255,255,255,0)),var(--panel)}
.post-card .cat{font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--iris);opacity:.8;margin-bottom:12px}
.post-card h2{font-family:'Oswald',sans-serif;font-weight:600;text-transform:uppercase;font-size:22px;line-height:1.08;margin-bottom:10px}
.post-card p{color:var(--ink-dim);font-size:13.5px;line-height:1.55;flex:1}
.post-card .read{margin-top:16px;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink);display:inline-flex;align-items:center;gap:6px}
.post-card:hover .read{color:var(--iris)}

.blog-section-label{grid-column:1/-1;font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:14px;letter-spacing:.14em;color:var(--ink-dim);padding:16px 2px 0;border-top:1px solid var(--line-2);margin-top:8px}
.blog-section-label:first-child{border-top:none;margin-top:0}

/* ---------- ARTICLE ---------- */
.article{max-width:760px;margin:0 auto;padding:0 26px}
.breadcrumb{padding:26px 0 0;font-size:12px;color:var(--ink-dimmer)}
.breadcrumb a{color:var(--ink-dim);text-decoration:none}
.breadcrumb a:hover{color:var(--iris)}
.article-head{padding:26px 0 20px;border-bottom:1px solid var(--line-2)}
.article-head .cat{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--iris);opacity:.85;margin-bottom:14px}
.article-head h1{font-family:'Oswald',sans-serif;font-weight:600;text-transform:uppercase;font-size:clamp(28px,5.5vw,48px);line-height:1.03}
.article-head .standfirst{margin-top:16px;font-size:16px;color:var(--ink-dim);line-height:1.6}
.article-meta{margin-top:18px;font-size:12px;color:var(--ink-dimmer);display:flex;gap:16px;flex-wrap:wrap}

.article-body{padding:32px 0 20px;font-size:16px;line-height:1.75}
.article-body h2{font-family:'Oswald',sans-serif;font-weight:600;text-transform:uppercase;font-size:24px;letter-spacing:.02em;margin:38px 0 14px;color:var(--ink)}
.article-body h3{font-family:'Oswald',sans-serif;font-weight:500;font-size:18px;letter-spacing:.02em;margin:26px 0 10px;color:var(--ink)}
.article-body p{margin:0 0 18px;color:#d7dde2}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;color:#d7dde2}
.article-body li{margin-bottom:9px}
.article-body strong{color:var(--ink);font-weight:600}
.article-body a{color:var(--iris);text-decoration:underline;text-underline-offset:2px}
.article-body em{color:var(--ink-dim)}

.callout{border:1px solid rgba(159,212,232,.28);background:rgba(159,212,232,.05);border-radius:8px;padding:18px 20px;margin:24px 0;font-size:14.5px;color:var(--ink-dim)}
.callout strong{color:var(--iris)}

.keyfacts{border:1px solid var(--line);border-radius:10px;background:var(--panel);padding:22px 24px;margin:26px 0}
.keyfacts h3{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:13px;letter-spacing:.14em;color:var(--iris);margin-bottom:14px}
.keyfacts dl{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:14px}
.keyfacts dt{color:var(--ink-dimmer);white-space:nowrap}
.keyfacts dd{color:var(--ink)}

/* product CTA inside article */
.prod-cta{display:flex;align-items:center;gap:18px;border:1px solid var(--line);border-radius:12px;background:linear-gradient(160deg,rgba(159,212,232,.06),rgba(255,255,255,0)),var(--panel);padding:22px;margin:30px 0}
.prod-cta img{width:70px;height:70px;object-fit:cover;border-radius:8px;flex:0 0 auto}
.prod-cta .pc-t{flex:1}
.prod-cta .pc-t strong{display:block;font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:16px;letter-spacing:.03em;color:var(--ink)}
.prod-cta .pc-t span{font-size:13px;color:var(--ink-dim)}
.prod-cta a{flex:0 0 auto;padding:11px 20px;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#0c0d0f;background:linear-gradient(150deg,#f7f8fa,#d6dade 50%,#f2f4f6);border-radius:5px;text-decoration:none;white-space:nowrap}

/* email-gate download block */
.guide-gate{border:1px solid rgba(159,212,232,.35);border-radius:14px;background:linear-gradient(160deg,rgba(159,212,232,.08),rgba(255,255,255,0)),var(--panel);padding:clamp(26px,4vw,40px);margin:40px 0;text-align:center}
.guide-gate .eyebrow{font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--iris);margin-bottom:12px}
.guide-gate h3{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:clamp(20px,3.5vw,28px);line-height:1.1;margin-bottom:10px}
.guide-gate p{color:var(--ink-dim);font-size:14px;max-width:440px;margin:0 auto 20px}
.gate-form{display:flex;gap:10px;max-width:420px;margin:0 auto;flex-wrap:wrap}
.gate-form input{flex:1 1 220px;padding:13px 14px;font-family:'Inter',sans-serif;font-size:14px;color:var(--ink);background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:6px;outline:none}
.gate-form input:focus{border-color:rgba(159,212,232,.6)}
.gate-form button{flex:0 0 auto;padding:13px 24px;font-family:'Inter',sans-serif;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:#0c0d0f;background:linear-gradient(150deg,#fff4d6,#e0bd66 55%,#fdf3d4);border:none;border-radius:6px;cursor:pointer;transition:transform .15s}
.gate-form button:hover{transform:translateY(-2px)}
.gate-msg{margin-top:14px;font-size:13px;line-height:1.5;display:none}
.gate-note{margin-top:12px;font-size:11px;color:var(--ink-dimmer)}

.article-foot{padding:24px 0 0;margin-top:20px;border-top:1px solid var(--line-2)}
.related-label{font-family:'Oswald',sans-serif;text-transform:uppercase;font-size:13px;letter-spacing:.14em;color:var(--ink-dim);margin-bottom:14px}
.related-links{display:flex;flex-wrap:wrap;gap:10px}
.related-links a{font-size:12px;padding:8px 14px;border:1px solid var(--line);border-radius:100px;color:var(--ink-dim);text-decoration:none;transition:border-color .2s,color .2s}
.related-links a:hover{border-color:rgba(159,212,232,.5);color:var(--iris)}

.disclaimer{font-size:11.5px;color:var(--ink-dimmer);line-height:1.6;border-top:1px solid var(--line-2);margin-top:36px;padding:22px 0 0}

/* footer */
footer{border-top:1px solid var(--line-2);margin-top:60px;padding:40px 0}
footer .foot-legal{font-size:11.5px;color:var(--ink-dimmer);line-height:1.6;max-width:760px;margin-bottom:20px}
.foot-links{display:flex;gap:20px;flex-wrap:wrap}
.foot-links a{font-size:12px;color:var(--ink-dim);text-decoration:none;transition:color .2s}
.foot-links a:hover{color:var(--iris)}

@media (max-width:560px){
  .prod-cta{flex-direction:column;text-align:center}
  .keyfacts dl{grid-template-columns:1fr;gap:2px 0}
  .keyfacts dt{margin-top:10px}
}