/* neurogoldenofficial.com — fresh design system: deep navy / antique gold / copper */
:root{
  --ng-navy:#1A2340;
  --ng-navy-dark:#111830;
  --ng-gold:#C79A3E;
  --ng-gold-soft:#E8C878;
  --ng-copper:#B5652D;
  --ng-cream:#FBF8F1;
  --ng-cream-2:#F2EAD8;
  --ng-ink:#232323;
  --ng-ink-soft:#5C584E;
  --ng-white:#FFFFFF;
  --ng-line:#E6DCC3;
  --ng-radius:16px;
  --ng-shadow:0 12px 32px rgba(26,35,64,.12);
  --ng-shadow-lg:0 24px 60px rgba(26,35,64,.18);
}

*{box-sizing:border-box;min-width:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;overflow-x:hidden;
  font-family:'Nunito Sans',sans-serif;
  font-size:19px;line-height:1.65;
  color:var(--ng-ink);
  background:var(--ng-cream);
}
h1,h2,h3,h4{font-family:'Libre Baskerville',serif;color:var(--ng-navy);line-height:1.25;margin:0 0 .6em}
h1{font-size:clamp(2.05rem,4.3vw,3.2rem);font-weight:700}
h2{font-size:clamp(1.65rem,3vw,2.35rem);font-weight:700}
h3{font-size:clamp(1.2rem,2.1vw,1.5rem);font-weight:700}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
ul{padding-left:1.2em}
.ng-container{max-width:1180px;margin:0 auto;padding:0 24px}
section{padding:76px 0}
.ng-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:16px 32px;border-radius:8px;font-weight:700;font-size:1.02rem;cursor:pointer;border:2px solid transparent;transition:.2s transform,.2s box-shadow;font-family:'Nunito Sans',sans-serif}
.ng-btn-primary{background:linear-gradient(135deg,var(--ng-gold),var(--ng-copper));color:#fff;box-shadow:0 10px 24px rgba(199,154,62,.4)}
.ng-btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(199,154,62,.5)}
.ng-btn-outline{border-color:var(--ng-navy);color:var(--ng-navy)}
.ng-btn-sm{padding:11px 22px;font-size:.92rem}

/* top strip */
.ng-topstrip{background:var(--ng-navy-dark);color:var(--ng-gold-soft);text-align:center;font-size:.82rem;padding:9px 12px;letter-spacing:.02em}

/* nav */
.ng-nav{background:var(--ng-cream);border-bottom:1px solid var(--ng-line);position:sticky;top:0;z-index:50}
.ng-nav-inner{max-width:1180px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.ng-logo{font-family:'Libre Baskerville',serif;font-weight:700;font-size:1.4rem;color:var(--ng-navy)}
.ng-logo em{font-style:normal;color:var(--ng-copper)}
.ng-navlinks{display:flex;gap:28px;font-weight:600;font-size:.96rem}
.ng-navlinks a:hover{color:var(--ng-copper)}
.ng-navcta{background:var(--ng-navy);color:#fff;padding:11px 24px;border-radius:8px;font-weight:700;font-size:.92rem}
.ng-burger{display:none;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--ng-navy)}

/* hero */
.ng-hero{padding:64px 0 40px;background:radial-gradient(ellipse at top right,var(--ng-cream-2),var(--ng-cream) 60%)}
.ng-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.ng-eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--ng-navy);color:var(--ng-gold-soft);padding:7px 16px;border-radius:50px;font-size:.82rem;font-weight:700;letter-spacing:.03em;margin-bottom:18px}
.ng-hero-copy p.ng-lead{font-size:1.15rem;color:var(--ng-ink-soft)}
.ng-hero-copy p.ng-lead b{color:var(--ng-navy)}
.ng-checklist{list-style:none;padding:0;margin:22px 0;display:flex;flex-direction:column;gap:10px}
.ng-checklist li{display:flex;gap:10px;align-items:flex-start;font-weight:600}
.ng-checklist li::before{content:"✓";background:var(--ng-gold);color:#fff;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;flex-shrink:0;margin-top:2px}
.ng-hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.ng-stats{display:flex;gap:28px;margin-top:36px;flex-wrap:wrap}
.ng-stat b{display:block;font-family:'Libre Baskerville',serif;font-size:1.6rem;color:var(--ng-navy)}
.ng-stat span{font-size:.85rem;color:var(--ng-ink-soft)}

.ng-hero-media{display:flex;flex-direction:column;gap:22px}
.ng-bottle-wrap{position:relative;background:var(--ng-white);border-radius:24px;padding:28px;box-shadow:var(--ng-shadow-lg)}
.ng-bottle-wrap img{margin:0 auto}
.ng-float-badge{position:absolute;background:#fff;border-radius:14px;padding:10px 14px;box-shadow:var(--ng-shadow);font-size:.78rem;font-weight:700;display:flex;align-items:center;gap:8px}
.ng-float-badge.ng-fb-ship{top:14px;left:-18px;background:var(--ng-gold);color:#fff}
.ng-float-badge.ng-fb-popular{bottom:20px;right:-14px;background:var(--ng-navy);color:var(--ng-gold-soft)}
.ng-float-badge.ng-fb-count{top:50%;right:-24px;transform:translateY(-50%)}

/* nerve-pulse diagram (hero viz below bottle) */
.ng-diagram{background:var(--ng-navy);border-radius:22px;padding:26px 20px;box-shadow:var(--ng-shadow-lg);color:#fff;text-align:center}
.ng-diagram-label{font-weight:700;color:var(--ng-gold-soft);font-size:.9rem;letter-spacing:.03em;margin-bottom:10px;font-family:'Libre Baskerville',serif}
.ng-nerve-svg{display:block;margin:0 auto}
.ng-nerve-path{fill:none;stroke:var(--ng-gold);stroke-width:1.6;opacity:.4}
.ng-nerve-dot{fill:var(--ng-gold-soft);opacity:0}
.ng-nerve-dot.p1{animation:ngTravel1 3.4s ease-in-out infinite}
.ng-nerve-dot.p2{animation:ngTravel2 3.4s ease-in-out infinite .7s}
.ng-nerve-dot.p3{animation:ngTravel3 3.4s ease-in-out infinite 1.4s}
.ng-nerve-dot.p4{animation:ngTravel1 3.4s ease-in-out infinite 2.1s}
@keyframes ngTravel1{0%{opacity:0;transform:translate(0,0)}12%{opacity:1}50%{opacity:1;transform:translate(120px,-14px)}62%{opacity:0}100%{opacity:0}}
@keyframes ngTravel2{0%{opacity:0;transform:translate(0,0)}12%{opacity:1}50%{opacity:1;transform:translate(100px,24px)}62%{opacity:0}100%{opacity:0}}
@keyframes ngTravel3{0%{opacity:0;transform:translate(0,0)}12%{opacity:1}50%{opacity:1;transform:translate(130px,4px)}62%{opacity:0}100%{opacity:0}}
.ng-diagram-caption{font-size:.8rem;color:#C7CBDA;margin-top:12px;opacity:.85}

/* quick facts card */
.ng-quickfacts{background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:22px 24px;margin-top:24px}
.ng-qf-item{display:flex;flex-wrap:wrap;gap:.5rem;padding:8px 0;border-bottom:1px dashed var(--ng-line);font-size:.95rem}
.ng-qf-item:last-child{border-bottom:none}
.ng-qf-item b{min-width:130px;color:var(--ng-navy)}
.ng-qf-item span{color:var(--ng-ink-soft);min-width:0;word-break:break-word}

/* generic sections */
.ng-section-head{max-width:720px;margin:0 auto 44px;text-align:center}
.ng-tag{display:inline-block;background:var(--ng-cream-2);color:var(--ng-copper);padding:6px 16px;border-radius:50px;font-size:.8rem;font-weight:700;margin-bottom:14px}
.ng-two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.ng-card{background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:28px;box-shadow:var(--ng-shadow)}
.ng-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ng-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}

/* how it works steps */
.ng-steps{display:flex;flex-direction:column;gap:20px;counter-reset:ngstep}
.ng-step{display:flex;gap:20px;background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:22px}
.ng-step-num{counter-increment:ngstep;flex-shrink:0;width:44px;height:44px;border-radius:50%;background:var(--ng-navy);color:var(--ng-gold-soft);display:flex;align-items:center;justify-content:center;font-family:'Libre Baskerville',serif;font-weight:700}
.ng-step-num::before{content:counter(ngstep)}

/* pricing */
.ng-pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ng-price-card{background:#fff;border:2px solid var(--ng-line);border-radius:20px;padding:30px 24px;text-align:center;position:relative;transition:.2s transform}
.ng-price-card.ng-popular{border-color:var(--ng-gold);transform:scale(1.04);box-shadow:var(--ng-shadow-lg)}
.ng-price-ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--ng-gold);color:#fff;padding:6px 18px;border-radius:50px;font-size:.78rem;font-weight:800}
.ng-price-card h3{margin-bottom:4px}
.ng-price-big{font-family:'Libre Baskerville',serif;font-size:2.3rem;color:var(--ng-navy);font-weight:700;margin:14px 0 2px}
.ng-price-per{font-size:.85rem;color:var(--ng-ink-soft);margin-bottom:16px}
.ng-price-old{text-decoration:line-through;color:#ada38a;font-size:.95rem}
.ng-price-save{color:var(--ng-copper);font-weight:700;font-size:.88rem;margin-bottom:14px}
.ng-price-bonus{font-size:.78rem;color:var(--ng-navy);background:var(--ng-cream-2);border-radius:8px;padding:6px 10px;margin-bottom:14px}

/* ingredients */
.ng-ing-card{display:flex;gap:18px;background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:22px}
.ng-ing-icon{flex-shrink:0;width:56px;height:56px;border-radius:14px;background:var(--ng-cream-2);display:flex;align-items:center;justify-content:center;font-size:1.6rem}

/* bonuses */
.ng-bonus-card{background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:16px;text-align:center}
.ng-bonus-card img{border-radius:8px;margin-bottom:12px}

/* reviews */
.ng-review-card{background:#fff;border:1px solid var(--ng-line);border-radius:var(--ng-radius);padding:24px}
.ng-review-stars{color:var(--ng-gold);margin-bottom:10px}
.ng-review-name{font-weight:700;margin-top:12px;font-size:.9rem;color:var(--ng-navy)}

/* faq */
.ng-faq-item{border-bottom:1px solid var(--ng-line);padding:18px 0}
.ng-faq-q{display:flex;justify-content:space-between;align-items:center;cursor:pointer;font-weight:700;font-size:1.05rem;gap:16px}
.ng-faq-a{max-height:0;overflow:hidden;transition:.3s;color:var(--ng-ink-soft)}
.ng-faq-item.open .ng-faq-a{max-height:400px;margin-top:12px}
.ng-faq-icon{transition:.3s;flex-shrink:0}
.ng-faq-item.open .ng-faq-icon{transform:rotate(45deg)}

/* data table */
.ng-data-table{width:100%;border-collapse:collapse;margin:20px 0;display:block;overflow-x:auto;white-space:nowrap}
.ng-data-table th,.ng-data-table td{border:1px solid var(--ng-line);padding:12px 16px;text-align:left;font-size:.92rem}
.ng-data-table th{background:var(--ng-cream-2);color:var(--ng-navy)}

/* guarantee / security badges */
.ng-badge-row{display:flex;gap:20px;flex-wrap:wrap;align-items:center;justify-content:center}
.ng-badge-row img{height:64px;width:auto}

/* footer */
.ng-footer{background:var(--ng-navy-dark);color:#C8CCDB;padding:64px 0 24px}
.ng-foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:36px}
.ng-footer .ng-logo{color:#fff}
.ng-footer h4{color:#fff;font-family:'Nunito Sans',sans-serif;font-size:.95rem;margin-bottom:14px}
.ng-footer ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:9px;font-size:.9rem}
.ng-footer p{font-size:.9rem;color:#A6ABBE}
.ng-foot-badges{display:flex;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.12);padding:22px 0;margin-bottom:18px}
.ng-fbadge{background:rgba(255,255,255,.08);padding:7px 14px;border-radius:50px;font-size:.76rem;font-weight:600}
.ng-foot-disclaimer p{font-size:.78rem;color:#8B8FA3}
.ng-foot-legal{display:flex;gap:18px;flex-wrap:wrap;font-size:.82rem;margin:18px 0;border-top:1px solid rgba(255,255,255,.1);padding-top:18px}
.ng-copyright{font-size:.78rem;color:#787C91}

/* sticky bar */
.ng-sticky{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--ng-line);box-shadow:0 -8px 24px rgba(0,0,0,.08);padding:12px 20px;display:none;align-items:center;justify-content:space-between;z-index:60;font-size:.88rem}
.ng-sticky-sub{color:var(--ng-ink-soft);font-size:.78rem}
body.ng-scrolled .ng-sticky{display:flex}

#ng-top{position:fixed;bottom:90px;right:20px;background:var(--ng-navy);color:var(--ng-gold-soft);width:44px;height:44px;border-radius:50%;display:none;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--ng-shadow);z-index:61}
#ng-top.show{display:flex}

.ng-crumbs{font-size:.82rem;color:var(--ng-ink-soft);padding:18px 0 0}
.ng-crumbs a{color:var(--ng-copper)}

.ng-final-cta{background:linear-gradient(135deg,var(--ng-navy-dark),var(--ng-navy));color:#fff;text-align:center;border-radius:28px;padding:60px 40px;margin:0 24px}
.ng-final-cta h2{color:#fff}
.ng-final-cta p{color:#D4D8E6}

.ng-transparency-note{background:var(--ng-cream-2);border-left:4px solid var(--ng-gold);border-radius:12px;padding:20px 24px;font-size:.92rem;color:var(--ng-ink-soft)}

@media(max-width:960px){
  .ng-hero-grid{grid-template-columns:1fr}
  .ng-two-col{grid-template-columns:1fr}
  .ng-grid-3{grid-template-columns:1fr 1fr}
  .ng-pricing-grid{grid-template-columns:1fr}
  .ng-price-card.ng-popular{transform:none}
  .ng-foot-top{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .ng-navlinks{position:fixed;top:0;right:0;bottom:0;background:#fff;flex-direction:column;padding:90px 30px;width:78%;max-width:320px;transform:translateX(100%);transition:.3s;box-shadow:-10px 0 30px rgba(0,0,0,.1)}
  .ng-navlinks.open{transform:translateX(0)}
  .ng-burger{display:block}
  .ng-navcta{display:none}
  section{padding:52px 0}
  .ng-grid-3{grid-template-columns:1fr}
  .ng-grid-2{grid-template-columns:1fr}
  .ng-foot-top{grid-template-columns:1fr}
  .ng-float-badge{position:static;display:inline-flex;margin:6px 4px 0}
  .ng-stats{gap:18px}
  .ng-final-cta{margin:0 12px;padding:44px 20px}
}

/* mobile hero order: bottle before text (standing rule) */
@media(max-width:960px){
  .ng-hero-grid{display:flex;flex-direction:column}
  .ng-hero-media{order:1}
  .ng-hero-copy{order:2}
}