/* NeoAlchemy Blog Article - Shared styles */
:root {
  --silver:#B8C2CC;--teal:#3F7C82;--teal-deep:#2B6A73;
  --slate:#243E5A;--navy:#1E2A44;--navy-deep:#0F1A2B;
  --text-primary:#0F1A2B;--text-secondary:#243E5A;
  --text-muted:#5a6d82;--text-light:#8494a7;
  --snow:#f6f8fa;--pearl:#eaeef2;--white:#ffffff;
  --font-heading:'Outfit',sans-serif;
  --font-body:'Inter',sans-serif;
  --content-max:1160px;
  --article-max:740px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font-body);color:var(--text-primary);background:var(--snow);line-height:1.75;font-weight:400;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.container{max-width:var(--content-max);margin:0 auto;padding:0 clamp(24px,5vw,56px)}

/* ============ DNA HELIX PROGRESS BAR ============ */
.dna-progress{position:fixed;top:0;left:0;right:0;height:72px;z-index:99;pointer-events:none;display:flex;align-items:center;justify-content:flex-end;padding-right:20px}
.dna-progress svg{width:0%;height:6px;max-width:calc(100% - 200px);transition:width .1s linear}
.dna-progress-container{position:fixed;top:72px;left:0;right:0;height:4px;background:rgba(63,124,130,.08);z-index:98}
.dna-progress-fill{position:absolute;top:0;left:0;height:100%;width:0%;background:linear-gradient(90deg,var(--teal-deep) 0%,var(--teal) 100%);transition:width .1s linear;box-shadow:0 0 10px rgba(63,124,130,.4)}
.dna-progress-fill::before{content:'';position:absolute;top:-8px;right:0;width:20px;height:20px;background:var(--teal);border-radius:50%;opacity:.9;box-shadow:0 0 20px rgba(63,124,130,.6),0 0 30px rgba(63,124,130,.3)}
.dna-progress-fill::after{content:'';position:absolute;inset:0;background:repeating-linear-gradient(90deg,transparent 0,transparent 8px,rgba(255,255,255,.25) 8px,rgba(255,255,255,.25) 10px);animation:dnaMove .6s linear infinite}
@keyframes dnaMove{to{background-position:10px 0}}

/* ============ NAV (same as site) ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:0 clamp(24px,5vw,56px);height:72px;display:flex;align-items:center;background:rgba(255,255,255,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(184,194,204,.3);box-shadow:0 1px 20px rgba(15,26,43,.06)}
.nav-inner{max-width:var(--content-max);margin:0 auto;width:100%;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.nav-logo-img{height:40px;width:40px;border-radius:50%;object-fit:cover;border:1.5px solid rgba(15,26,43,.08)}
.nav-logo-text{font-family:var(--font-heading);font-size:1.1rem;font-weight:400;color:var(--navy-deep);letter-spacing:-.01em}
.nav-logo-text strong{font-weight:600}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-family:var(--font-heading);font-size:.82rem;font-weight:500;letter-spacing:.02em;color:var(--text-muted);text-decoration:none;transition:color .3s}
.nav-links a:hover,.nav-links a.active{color:var(--teal-deep)}
.nav-cta{font-family:var(--font-heading);font-size:.78rem;font-weight:500;letter-spacing:.02em;color:var(--white)!important;background:var(--teal-deep);padding:9px 22px;border-radius:40px;transition:all .3s}
.nav-cta:hover{background:var(--teal);transform:translateY(-1px)}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:12px;background:none;border:none;z-index:101}
.burger span{width:22px;height:2px;background:var(--navy-deep);transition:all .3s;border-radius:2px;display:block}
.mobile-menu{display:none;position:fixed;inset:0;z-index:9999;background:rgba(15,26,43,.97);backdrop-filter:blur(30px);flex-direction:column;align-items:center;justify-content:center;gap:28px}
.mobile-menu.open{display:flex}
.mobile-menu a{font-family:var(--font-heading);font-size:1.3rem;color:var(--white);text-decoration:none;font-weight:400;opacity:.8;transition:opacity .3s}
.mobile-menu a:hover{opacity:1}
.mobile-close{position:absolute;top:22px;right:28px;font-size:1.8rem;color:var(--white);cursor:pointer;background:none;border:none;line-height:1}

/* ============ ARTICLE HEADER / HERO ============ */
.article-hero{background:linear-gradient(160deg,var(--navy-deep) 0%,var(--navy) 50%,var(--slate) 100%);color:var(--white);padding:calc(72px + 60px) 0 100px;position:relative;overflow:hidden}
.article-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 72% 50%,rgba(63,124,130,.12) 0%,transparent 70%);pointer-events:none}
.article-hero-content{position:relative;z-index:2;max-width:820px}
.article-breadcrumb{font-family:var(--font-heading);font-size:.72rem;font-weight:500;color:rgba(255,255,255,.5);margin-bottom:28px;letter-spacing:.06em}
.article-breadcrumb a{color:rgba(255,255,255,.5);text-decoration:none;transition:color .2s}
.article-breadcrumb a:hover{color:var(--teal)}
.article-breadcrumb .sep{margin:0 10px;color:rgba(255,255,255,.3)}
.article-category{display:inline-block;font-family:var(--font-heading);font-size:.72rem;font-weight:500;color:var(--teal);letter-spacing:.18em;text-transform:uppercase;padding:6px 14px;border:1px solid rgba(63,124,130,.4);border-radius:20px;margin-bottom:22px}
.article-title{font-family:var(--font-heading);font-size:clamp(1.8rem,4vw,2.8rem);font-weight:600;line-height:1.2;letter-spacing:-.02em;margin-bottom:24px;color:var(--white)}
.article-meta{display:flex;gap:24px;flex-wrap:wrap;font-family:var(--font-heading);font-size:.82rem;color:rgba(255,255,255,.6);margin-bottom:0}
.article-meta-item{display:inline-flex;align-items:center;gap:8px}
.article-meta-item svg{width:14px;height:14px;opacity:.7}
.article-meta-item a{color:rgba(255,255,255,.8);text-decoration:none;transition:color .2s}
.article-meta-item a:hover{color:var(--teal)}

/* ============ COVER IMAGE ============ */
.article-cover{max-width:860px;margin:-40px auto 0;padding:0 clamp(24px,5vw,32px);position:relative;z-index:3}
.article-cover img{width:100%;height:auto;max-height:440px;object-fit:cover;border-radius:16px;box-shadow:0 20px 60px rgba(15,26,43,.2);display:block;aspect-ratio:16/9}

/* ============ ARTICLE LAYOUT ============ */
.article-layout{padding:70px 0 100px;position:relative}
.article-layout-inner{display:grid;grid-template-columns:240px 1fr;gap:60px;max-width:var(--content-max);margin:0 auto;padding:0 clamp(24px,5vw,56px)}

/* ============ TABLE OF CONTENTS (sticky) ============ */
.toc-wrapper{position:sticky;top:100px;align-self:start}
.toc{padding:24px 0 24px 22px;border-left:1.5px solid var(--pearl)}
.toc-label{font-family:var(--font-heading);font-size:.68rem;font-weight:600;color:var(--teal);letter-spacing:.2em;text-transform:uppercase;margin-bottom:16px}
.toc ul{list-style:none}
.toc li{margin-bottom:12px}
.toc a{font-family:var(--font-heading);font-size:.85rem;font-weight:400;color:var(--text-muted);text-decoration:none;line-height:1.5;display:block;transition:all .3s;padding-left:0;border-left:2px solid transparent;margin-left:-24px;padding-left:22px}
.toc a:hover{color:var(--teal-deep)}
.toc a.active{color:var(--teal-deep);font-weight:500;border-left-color:var(--teal)}

/* ============ ARTICLE BODY ============ */
.article-body{max-width:var(--article-max);font-family:var(--font-body);font-size:1.05rem;line-height:1.8;color:var(--text-primary)}
.article-body .lede{font-size:1.2rem;line-height:1.65;color:var(--text-secondary);margin-bottom:40px;font-weight:400;padding-left:20px;border-left:3px solid var(--teal)}
.article-body h2{font-family:var(--font-heading);font-size:1.65rem;font-weight:600;line-height:1.3;color:var(--navy-deep);margin:50px 0 20px;letter-spacing:-.01em;scroll-margin-top:100px}
.article-body h3{font-family:var(--font-heading);font-size:1.25rem;font-weight:600;line-height:1.4;color:var(--navy-deep);margin:36px 0 14px;letter-spacing:-.005em}
.article-body p{margin-bottom:22px;color:var(--text-primary)}
.article-body strong{font-weight:600;color:var(--navy-deep)}
.article-body em{font-style:italic;color:var(--teal-deep)}
.article-body a{color:var(--teal-deep);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;text-decoration-color:rgba(63,124,130,.3);transition:text-decoration-color .2s}
.article-body a:hover{text-decoration-color:var(--teal-deep)}
.article-body ul,.article-body ol{margin:22px 0;padding-left:28px}
.article-body ul li,.article-body ol li{margin-bottom:12px;line-height:1.75;padding-left:6px}
.article-body ul li::marker{color:var(--teal)}
.article-body ol li::marker{color:var(--teal);font-weight:600}

/* Checklist style for article 3 */
.article-body .checklist-box{background:var(--white);border:1px solid var(--pearl);border-radius:14px;padding:30px 34px;margin:28px 0;box-shadow:0 2px 14px rgba(15,26,43,.04)}
.article-body .checklist-box h3{margin-top:0;color:var(--teal-deep);font-size:1.2rem}
.article-body .checklist-box ul{list-style:none;padding-left:0}
.article-body .checklist-box li{padding-left:32px;position:relative;margin-bottom:14px;line-height:1.7}
.article-body .checklist-box li::before{content:'';position:absolute;left:0;top:8px;width:18px;height:18px;border:2px solid var(--teal);border-radius:4px;background:var(--white)}
.article-body .checklist-box li::marker{content:none}

/* Callout / pullquote */
.article-body .pullquote{border-left:4px solid var(--teal);padding:18px 0 18px 28px;margin:36px 0;font-family:var(--font-heading);font-size:1.2rem;font-weight:500;line-height:1.45;color:var(--navy-deep);font-style:italic}

/* ============ SHARE BAR ============ */
.share-bar{display:flex;align-items:center;gap:14px;padding:30px 0;border-top:1px solid var(--pearl);border-bottom:1px solid var(--pearl);margin:60px 0 40px}
.share-bar-label{font-family:var(--font-heading);font-size:.75rem;font-weight:500;color:var(--text-muted);letter-spacing:.1em;text-transform:uppercase;margin-right:4px}
.share-btn{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:30px;font-family:var(--font-heading);font-size:.82rem;font-weight:500;text-decoration:none;transition:all .25s;border:1px solid var(--pearl);background:var(--white);color:var(--text-muted);cursor:pointer}
.share-btn:hover{border-color:var(--teal);color:var(--teal-deep);transform:translateY(-1px)}
.share-btn svg{width:14px;height:14px}
.share-btn.linkedin:hover{background:#0a66c2;color:var(--white);border-color:#0a66c2}

/* ============ END-OF-ARTICLE CTA ============ */
.article-cta-section{padding:0 0 80px;background:var(--snow)}
.article-cta-section .article-cta{margin:0 auto;max-width:900px}
.article-cta{background:linear-gradient(135deg,var(--navy-deep) 0%,var(--slate) 100%);color:var(--white);border-radius:18px;padding:50px 44px;margin:60px 0;position:relative;overflow:hidden}
.article-cta::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(63,124,130,.25) 0%,transparent 70%);pointer-events:none}
.article-cta-content{position:relative;z-index:2;max-width:560px}
.article-cta h3{font-family:var(--font-heading);font-size:1.6rem;font-weight:600;line-height:1.3;margin-bottom:14px;color:var(--white)}
.article-cta p{color:rgba(255,255,255,.72);margin-bottom:28px;font-size:1rem}
.article-cta-buttons{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{font-family:var(--font-heading);display:inline-flex;align-items:center;gap:8px;background:var(--teal-deep);color:var(--white);padding:13px 28px;border-radius:40px;font-size:.88rem;font-weight:500;text-decoration:none;transition:all .3s;border:none;cursor:pointer}
.btn-primary:hover{background:var(--teal);transform:translateY(-2px);box-shadow:0 8px 30px rgba(63,124,130,.25)}
.article-cta .btn-primary{background:var(--white);color:var(--teal-deep)}
.article-cta .btn-primary:hover{background:var(--pearl);color:var(--navy-deep);box-shadow:0 8px 30px rgba(255,255,255,.15)}
.article-cta .btn-ghost{border-color:rgba(255,255,255,.35);color:var(--white)}
.article-cta .btn-ghost:hover{border-color:var(--white);background:rgba(255,255,255,.08)}
.btn-ghost{font-family:var(--font-heading);display:inline-flex;align-items:center;gap:8px;background:transparent;color:rgba(255,255,255,.7);padding:13px 28px;border-radius:40px;font-size:.88rem;font-weight:500;text-decoration:none;border:1px solid rgba(255,255,255,.2);transition:all .3s}
.btn-ghost:hover{border-color:rgba(255,255,255,.45);color:var(--white)}

/* ============ AUTHOR CARD ============ */
.author-card{background:var(--white);border:1px solid var(--pearl);border-radius:14px;padding:28px 32px;display:flex;gap:22px;align-items:center;margin:40px 0}
.author-card-img{width:72px;height:72px;border-radius:50%;object-fit:cover;border:2px solid var(--pearl);flex-shrink:0}
.author-card-content h4{font-family:var(--font-heading);font-size:1rem;font-weight:600;color:var(--navy-deep);margin-bottom:4px}
.author-card-content p{font-size:.88rem;color:var(--text-muted);line-height:1.6;margin:0}
.author-card-content a{color:var(--teal-deep);text-decoration:none;font-size:.82rem;font-weight:500;font-family:var(--font-heading);display:inline-block;margin-top:6px}
.author-card-content a:hover{text-decoration:underline}

/* ============ YOU MIGHT ALSO LIKE ============ */
.related-section{background:var(--white);padding:80px 0;border-top:1px solid var(--pearl)}
.related-section .overline{font-family:var(--font-heading);font-size:.7rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:14px;text-align:center}
.related-section h2{font-family:var(--font-heading);font-size:clamp(1.6rem,3vw,2.2rem);font-weight:600;text-align:center;color:var(--navy-deep);margin-bottom:50px;letter-spacing:-.015em}
.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;max-width:var(--content-max);margin:0 auto;padding:0 clamp(24px,5vw,56px)}
.related-card{background:var(--snow);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;transition:all .4s;border:1px solid var(--pearl);display:flex;flex-direction:column}
.related-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(15,26,43,.08);border-color:rgba(63,124,130,.2)}
.related-card-image{height:180px;overflow:hidden;background:var(--navy-deep)}
.related-card-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.related-card:hover .related-card-image img{transform:scale(1.05)}
.related-card-content{padding:24px 26px;flex:1;display:flex;flex-direction:column;justify-content:space-between}
.related-card-meta{font-family:var(--font-heading);font-size:.68rem;font-weight:500;color:var(--teal);letter-spacing:.14em;text-transform:uppercase;margin-bottom:10px}
.related-card-title{font-family:var(--font-heading);font-size:1.1rem;font-weight:600;line-height:1.35;color:var(--navy-deep);margin-bottom:10px}
.related-card-excerpt{font-size:.88rem;color:var(--text-muted);line-height:1.65;margin-bottom:14px}
.related-card-arrow{font-family:var(--font-heading);font-size:.78rem;font-weight:500;color:var(--teal-deep);margin-top:auto}

/* ============ FOOTER ============ */
.footer{background:var(--navy-deep);color:rgba(255,255,255,.7);padding:70px 0 40px;font-size:.9rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px;margin-bottom:50px}
.footer h4{font-family:var(--font-heading);font-size:.75rem;font-weight:600;color:var(--white);letter-spacing:.15em;text-transform:uppercase;margin-bottom:18px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand img{height:40px;width:40px;border-radius:50%}
.footer-brand-text{font-family:var(--font-heading);font-size:1rem;color:var(--white)}
.footer-brand-text strong{font-weight:600}
.footer-about{line-height:1.7;max-width:380px;color:rgba(255,255,255,.55);font-size:.88rem}
.footer ul{list-style:none}
.footer ul li{margin-bottom:10px}
.footer a{color:rgba(255,255,255,.6);text-decoration:none;transition:color .3s;font-size:.88rem}
.footer a:hover{color:var(--teal)}
.footer-bottom{padding-top:30px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;align-items:center;font-size:.8rem;color:rgba(255,255,255,.4)}
.footer-bottom a{color:rgba(255,255,255,.5)}

/* ============ RESPONSIVE ============ */
@media(max-width:1024px){
  .article-layout-inner{grid-template-columns:1fr}
  .toc-wrapper{display:none}
}
@media(max-width:768px){
  .nav-links{display:none}
  .burger{display:flex}
  .article-hero{padding:calc(72px + 50px) 0 50px}
  .article-title{font-size:1.6rem}
  .article-meta{gap:16px;font-size:.78rem}
  .article-cover{margin-top:-40px;padding:0 16px}
  .article-cover img{max-height:260px}
  .article-layout{padding:50px 0 70px}
  .article-body{font-size:1rem}
  .article-body h2{font-size:1.4rem;margin:40px 0 16px}
  .article-body h3{font-size:1.15rem}
  .article-body .lede{font-size:1.08rem}
  .article-cta{padding:36px 28px}
  .article-cta h3{font-size:1.3rem}
  .related-grid{grid-template-columns:1fr;gap:24px}
  .author-card{flex-direction:column;text-align:center}
  .footer-grid{grid-template-columns:1fr;gap:40px}
  .footer-bottom{flex-direction:column;gap:10px;text-align:center}
}