/* ===================================================================
   NERVOCALMX — custom design system (nervoscalmx.com)
   Palette: slate-navy #0f2a35 | mint #4ec9b0 | amber #f5b548
            slate-dark #081b23 | cream #faf7f0 | ash #6c7d84
            line #e2e4e0 | rose #b8546c
   Display: 'Fraunces' (serif with soft warmth, distinct from prior sans stack)
   Body:    'DM Sans'
   Signature: nerve signal wave (SVG sine wave + 3 pulse dots + markers)
=================================================================== */

:root{
  --navy:#0f2a35;
  --navy-dark:#081b23;
  --slate:#1a3a47;
  --mint:#4ec9b0;
  --mint-dark:#3aa895;
  --amber:#f5b548;
  --amber-dark:#d9962a;
  --cream:#faf7f0;
  --tint:#eef2ec;
  --ash:#6c7d84;
  --line:#e2e4e0;
  --rose:#b8546c;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'DM Sans',sans-serif;
  color:#1c2b30;
  background:var(--cream);
  margin:0;
  font-size:17px;
  line-height:1.72;
}
h1,h2,h3,h4,.nc-display{
  font-family:'Fraunces',serif;
  font-weight:500;
  line-height:1.15;
  color:var(--navy-dark);
  letter-spacing:-.015em;
  font-variation-settings:"SOFT" 30,"opsz" 144;
}
.nc-eyebrow{
  font-family:'DM Sans',sans-serif;
  text-transform:uppercase;
  letter-spacing:2.6px;
  font-weight:600;
  font-size:.74rem;
  color:var(--mint-dark);
}
a{color:inherit;text-decoration:none;}
img{max-width:100%;height:auto;display:block;}
.container{max-width:1150px;margin:0 auto;padding:0 24px;}

/* ---------- Buttons ---------- */
.btn-nc{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--amber);color:var(--navy-dark);
  font-family:'DM Sans',sans-serif;font-weight:600;font-size:1rem;
  padding:15px 32px;border-radius:50px;border:none;cursor:pointer;
  transition:transform .15s ease,background .15s ease;
  box-shadow:0 10px 24px rgba(245,181,72,.32);
}
.btn-nc:hover{background:var(--amber-dark);color:var(--navy-dark);transform:translateY(-2px);}
.btn-nc-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:transparent;border:2px solid rgba(255,255,255,.45);color:#fff;
  font-family:'DM Sans',sans-serif;font-weight:600;font-size:.95rem;
  padding:13px 28px;border-radius:50px;transition:all .15s ease;
}
.btn-nc-ghost:hover{background:#fff;color:var(--navy-dark);border-color:#fff;}

/* ---------- Disclosure ---------- */
.nc-disclosure{
  background:var(--navy-dark);color:#8ea5ad;
  font-size:.73rem;text-align:center;padding:9px 16px;line-height:1.5;
}

/* ---------- Nav ---------- */
.nc-nav{
  position:sticky;top:0;z-index:1000;background:var(--cream);
  padding:16px 0;border-bottom:1px solid var(--line);
}
.nc-nav .container{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.nc-logo{font-family:'Fraunces',serif;font-weight:500;color:var(--navy-dark);font-size:1.5rem;letter-spacing:-.02em;}
.nc-logo span{color:var(--mint-dark);}
.nc-nav-links{display:flex;gap:26px;list-style:none;margin:0;padding:0;align-items:center;}
.nc-nav-links a{color:var(--navy-dark);font-weight:500;font-size:.92rem;opacity:.82;}
.nc-nav-links a:hover{opacity:1;color:var(--mint-dark);}
.nc-nav-toggle{display:none;background:none;border:none;color:var(--navy-dark);font-size:1.8rem;cursor:pointer;}
@media(max-width:900px){
  .nc-nav-links{position:absolute;top:100%;left:0;right:0;background:var(--cream);
    flex-direction:column;gap:0;border-top:1px solid var(--line);display:none;}
  .nc-nav-links.open{display:flex;}
  .nc-nav-links li{width:100%;border-bottom:1px solid var(--line);}
  .nc-nav-links a{display:block;padding:16px 24px;}
  .nc-nav-cta{display:none;}
  .nc-nav-toggle{display:block;}
}

/* ---------- Hero ---------- */
.nc-hero{
  background:linear-gradient(135deg,var(--navy-dark) 0%,var(--navy) 55%,var(--slate) 100%);
  color:#fff;padding:60px 0 0;position:relative;overflow:hidden;
}
.nc-hero::before{
  content:'';position:absolute;top:20%;right:-140px;width:460px;height:460px;
  background:radial-gradient(circle, rgba(78,201,176,.13) 0%,transparent 65%);
  pointer-events:none;
}
.nc-hero-row{display:flex;align-items:center;gap:46px;flex-wrap:wrap;position:relative;z-index:2;}
.nc-hero-copy{flex:1 1 440px;min-width:0;}
.nc-hero-top,.nc-hero-bottom{width:100%;}
.nc-hero-copy h1{font-size:2.7rem;color:#fff;margin:16px 0 20px;font-weight:400;}
.nc-hero-copy h1 em{font-style:italic;color:var(--mint);font-weight:400;}
.nc-hero-copy p{color:#b7c8ce;font-size:1.05rem;max-width:520px;}
.nc-hero-img{flex:1 1 260px;min-width:0;text-align:center;}
.nc-hero-img img{max-width:min(360px,100%);margin:0 auto;filter:drop-shadow(0 24px 34px rgba(0,0,0,.45));}
.nc-hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px;}

.nc-quickfacts{
  background:rgba(255,255,255,.05);border:1px solid rgba(78,201,176,.22);
  border-radius:10px;padding:22px 24px;margin-top:28px;max-width:520px;
}
.nc-quickfacts h4{color:var(--mint);font-size:.9rem;margin:0 0 12px;text-transform:uppercase;letter-spacing:2px;font-family:'DM Sans',sans-serif;font-weight:600;}
.nc-qf-item{display:flex;gap:8px;font-size:.88rem;padding:5px 0;border-top:1px solid rgba(255,255,255,.08);}
.nc-qf-item:first-of-type{border-top:none;}
.nc-qf-item b{color:#fff;min-width:130px;flex-shrink:0;font-weight:600;}
.nc-qf-item span{color:#9db1b7;}

@media(max-width:900px){
  .nc-hero-copy{display:contents;}
  .nc-hero-top{order:1;}
  .nc-hero-img{order:2;}
  .nc-hero-bottom{order:3;}
}

.nc-hero-stats{display:flex;gap:34px;margin-top:26px;flex-wrap:wrap;}
.nc-stat .num{font-family:'Fraunces',serif;font-size:1.85rem;font-weight:500;color:var(--mint);}
.nc-stat .lbl{font-size:.75rem;color:#8ea5ad;text-transform:uppercase;letter-spacing:1.4px;}

/* ---------- Nerve wave signature ---------- */
.nc-wave-wrap{margin-top:44px;padding-bottom:30px;position:relative;z-index:2;}
.nc-wave-wrap svg{width:100%;max-width:540px;height:140px;margin:0 auto;display:block;}
.nc-wave-line{fill:none;stroke:var(--mint);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;}
.nc-wave-line-ghost{fill:none;stroke:rgba(255,255,255,.14);stroke-width:1.5;}
.nc-wave-pulse{fill:var(--amber);}
.nc-wave-pulse-ring{fill:none;stroke:var(--amber);stroke-width:1.2;opacity:.5;}
.nc-wave-label{
  fill:#8ea5ad;font-family:'DM Sans',sans-serif;font-size:10px;
  text-transform:uppercase;letter-spacing:2px;text-anchor:middle;
}
.nc-wave-legend{
  display:flex;justify-content:center;gap:22px;flex-wrap:wrap;margin-top:6px;
  font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:#8ea5ad;
}
.nc-wave-legend i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:6px;vertical-align:middle;}

/* ---------- Sections ---------- */
.nc-section{padding:76px 0;}
.nc-section-tint{background:var(--tint);}
.nc-section-dark{background:var(--navy-dark);color:#b7c8ce;}
.nc-section-dark h2,.nc-section-dark h3,.nc-section-dark h4{color:#fff;}
.nc-head{text-align:center;max-width:720px;margin:0 auto 44px;}
.nc-head h2{font-size:2.15rem;margin-top:10px;}
.nc-head p{color:var(--ash);margin-top:12px;}
.nc-section-dark .nc-head p{color:#9ab0b7;}

/* ---------- Seals ---------- */
.nc-seals{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
@media(max-width:800px){.nc-seals{grid-template-columns:repeat(2,minmax(0,1fr));}}
.nc-seal{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px 18px;text-align:center;}
.nc-seal img{max-width:min(140px,100%);margin:0 auto 12px;}
.nc-seal p{font-family:'Fraunces',serif;font-weight:500;color:var(--navy-dark);margin:0;font-size:1rem;}

/* ---------- Rows ---------- */
.nc-row{display:flex;align-items:center;gap:50px;flex-wrap:wrap;}
.nc-row-img{flex:1 1 250px;min-width:0;text-align:center;}
.nc-row-img img{max-width:min(380px,100%);margin:0 auto;border-radius:10px;}
.nc-row-copy{flex:1 1 420px;min-width:0;}
.nc-row-copy h2{font-size:2rem;margin-bottom:16px;}
.nc-row-copy p{color:var(--ash);}
.nc-section-dark .nc-row-copy p{color:#9ab0b7;}
.nc-research{
  background:rgba(78,201,176,.09);border-left:3px solid var(--mint);
  padding:14px 18px;border-radius:6px;font-size:.9rem;color:#2d3d43;margin:16px 0;
}
.nc-research a{color:var(--mint-dark);text-decoration:underline;}
.nc-chips{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0;}
.nc-chip{background:var(--tint);border-radius:20px;padding:6px 14px;font-size:.79rem;font-weight:600;color:#3d4b44;}

/* ---------- 3-stage approach ---------- */
.nc-stages{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media(max-width:860px){.nc-stages{grid-template-columns:1fr;}}
.nc-stage{background:rgba(255,255,255,.04);border:1px solid rgba(78,201,176,.22);border-radius:10px;padding:28px 24px;}
.nc-stage-badge{
  display:inline-block;font-family:'DM Sans',sans-serif;font-weight:600;
  color:var(--navy-dark);background:var(--mint);
  padding:5px 14px;border-radius:20px;font-size:.72rem;letter-spacing:1.5px;
  text-transform:uppercase;margin-bottom:14px;
}
.nc-stage h4{font-size:1.1rem;margin:0 0 10px;color:#fff;}
.nc-stage p{margin:0;color:#9ab0b7;font-size:.92rem;}
.nc-how-summary{
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  border-radius:10px;padding:24px;margin-top:30px;
}
.nc-how-summary h4{color:var(--mint);font-size:1.1rem;margin:0 0 10px;}
.nc-how-summary p{color:#b7c8ce;margin:0;}

/* ---------- Use box ---------- */
.nc-usebox{background:#fff;border:1px solid var(--line);border-radius:10px;padding:32px;max-width:640px;margin:0 auto;text-align:center;}
.nc-usebox h4{font-size:1.28rem;margin:0 0 10px;}
.nc-usebox p{color:var(--ash);margin:0;}

/* ---------- Ingredients ---------- */
.nc-ing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
@media(max-width:760px){.nc-ing-grid{grid-template-columns:1fr;}}
.nc-ing{background:#fff;border:1px solid var(--line);border-left:4px solid var(--mint);border-radius:8px;padding:20px 22px;}
.nc-ing h4{font-size:1.04rem;margin:0 0 6px;}
.nc-ing .role{font-family:'DM Sans',sans-serif;font-size:.72rem;color:var(--mint-dark);text-transform:uppercase;letter-spacing:1.4px;margin-bottom:6px;font-weight:600;}
.nc-ing p{margin:0;color:var(--ash);font-size:.9rem;}

/* ---------- Benefits ---------- */
.nc-benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
@media(max-width:900px){.nc-benefits{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:600px){.nc-benefits{grid-template-columns:1fr;}}
.nc-benefit{background:#fff;border:1px solid var(--line);border-top:3px solid var(--amber);border-radius:8px;padding:24px 22px;}
.nc-benefit h4{font-size:1.06rem;margin:0 0 8px;}
.nc-benefit p{margin:0;color:var(--ash);font-size:.9rem;}

/* ---------- Pros / Cons ---------- */
.nc-proscons{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
@media(max-width:760px){.nc-proscons{grid-template-columns:1fr;}}
.nc-pc{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px 24px;}
.nc-pc.good{border-top:4px solid var(--mint);}
.nc-pc.avoid{border-top:4px solid var(--rose);}
.nc-pc h4{font-size:1.15rem;margin:0 0 12px;}
.nc-pc ul{margin:0;padding-left:20px;color:var(--ash);font-size:.92rem;}
.nc-pc li{margin-bottom:7px;}

/* ---------- Testimonials ---------- */
.nc-testi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
@media(max-width:900px){.nc-testi-grid{grid-template-columns:1fr;}}
.nc-testi{background:#fff;border:1px solid var(--line);border-radius:10px;padding:26px 24px;}
.nc-testi-top{display:flex;align-items:center;gap:14px;margin-bottom:12px;}
.nc-testi-top img{width:52px;height:52px;border-radius:50%;object-fit:cover;flex-shrink:0;}
.nc-testi-name{font-family:'Fraunces',serif;font-weight:500;color:var(--navy-dark);font-size:1.05rem;}
.nc-testi-loc{color:var(--ash);font-size:.82rem;}
.nc-stars{color:var(--amber);letter-spacing:2px;margin-bottom:8px;}
.nc-testi p{color:var(--ash);font-size:.92rem;margin:0;}
.nc-rating-strip{text-align:center;margin-top:40px;}
.nc-rating-strip img{max-width:min(300px,100%);margin:0 auto;}

/* ---------- Pricing ---------- */
.nc-pricing{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch;}
@media(max-width:900px){.nc-pricing{grid-template-columns:1fr;max-width:400px;margin:0 auto;}}
.nc-price{
  background:#fff;border:2px solid var(--line);border-radius:14px;
  padding:30px 22px;text-align:center;position:relative;display:flex;flex-direction:column;
}
.nc-price.featured{border-color:var(--mint);box-shadow:0 20px 38px rgba(78,201,176,.18);transform:translateY(-8px);}
@media(max-width:900px){.nc-price.featured{transform:none;}}
.nc-tag{
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--mint);color:var(--navy-dark);font-family:'DM Sans',sans-serif;font-weight:600;
  font-size:.72rem;letter-spacing:1.5px;text-transform:uppercase;
  padding:6px 16px;border-radius:20px;white-space:nowrap;
}
.nc-tag.alt{background:var(--amber);color:var(--navy-dark);}
.nc-price img.pack{max-width:min(190px,100%);margin:6px auto 14px;}
.nc-pack{font-family:'Fraunces',serif;font-weight:500;font-size:1.35rem;}
.nc-pack-sub{color:var(--ash);font-size:.86rem;margin-bottom:14px;}
.nc-per{font-family:'Fraunces',serif;font-weight:500;font-size:2.3rem;color:var(--navy-dark);line-height:1;}
.nc-per span{font-family:'DM Sans',sans-serif;font-size:.85rem;font-weight:400;color:var(--ash);}
.nc-total{font-weight:600;margin:10px 0 2px;}
.nc-save{font-size:.84rem;color:var(--rose);font-weight:700;margin-bottom:6px;}
.nc-ship{font-size:.83rem;font-weight:700;color:var(--mint-dark);margin-bottom:12px;}
.nc-ship.paid{color:var(--ash);font-weight:600;}
.nc-price .btn-nc{width:100%;margin-top:auto;}
.nc-cards{max-width:min(180px,100%);margin:14px auto 0;opacity:.85;}
.nc-notice{
  background:#fdf1de;border:2px dashed var(--amber-dark);border-radius:8px;
  padding:18px 24px;text-align:center;color:#7a5d1a;font-weight:600;font-size:.94rem;
}

/* ---------- Guarantee ---------- */
.nc-guarantee{display:flex;align-items:center;gap:42px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:40px;}
.nc-guarantee img{max-width:min(180px,100%);margin:0 auto;}
.nc-guarantee-copy{flex:1 1 360px;min-width:0;}
.nc-guarantee-copy h3{font-size:1.75rem;margin-bottom:14px;}
.nc-guarantee-copy p{color:var(--ash);}

/* ---------- Safety ---------- */
.nc-safety{background:#fff6e8;border:2px solid #d9a441;border-radius:10px;padding:26px 28px;max-width:840px;margin:0 auto;}
.nc-safety h4{color:#8a6014;font-size:1.1rem;margin:0 0 10px;font-family:'Fraunces',serif;font-weight:500;}
.nc-safety p{color:#5e4623;margin:0 0 10px;font-size:.92rem;}
.nc-safety ul{margin:0;padding-left:20px;color:#5e4623;font-size:.92rem;}
.nc-safety li{margin-bottom:6px;}

/* ---------- Not a medical claim callout ---------- */
.nc-medical-note{
  background:#fff;border:2px solid var(--rose);border-radius:10px;
  padding:22px 26px;max-width:840px;margin:26px auto 0;
}
.nc-medical-note h4{color:var(--rose);margin:0 0 8px;font-size:1.08rem;font-family:'Fraunces',serif;font-weight:500;}
.nc-medical-note p{color:#4a2530;margin:0;font-size:.93rem;}

/* ---------- References ---------- */
.nc-ref-list{list-style:none;margin:0;padding:0;columns:2;column-gap:32px;}
@media(max-width:700px){.nc-ref-list{columns:1;}}
.nc-ref-list li{margin-bottom:10px;break-inside:avoid;}
.nc-ref-list a{color:var(--mint-dark);text-decoration:underline;font-size:.91rem;}
.nc-ref-caveat{font-size:.83rem;color:var(--ash);margin-top:20px;max-width:800px;}

/* ---------- Security ---------- */
.nc-security{background:#fff;border:1px solid var(--line);border-radius:12px;padding:36px;max-width:820px;margin:0 auto;}
.nc-security h3{font-size:1.32rem;margin:0 0 10px;}
.nc-security p{color:var(--ash);margin:0 0 20px;}
.nc-security p:last-child{margin-bottom:0;}

/* ---------- Final CTA ---------- */
.nc-final{
  background:linear-gradient(135deg,var(--navy-dark) 0%,var(--slate) 100%);
  color:#fff;text-align:center;border-radius:14px;padding:56px 30px;
  border:1px solid rgba(78,201,176,.22);
}
.nc-final h2{color:#fff;font-size:2.2rem;}
.nc-final img{max-width:min(280px,100%);margin:24px auto;}
.nc-final .old{text-decoration:line-through;opacity:.7;font-size:1.03rem;}
.nc-final .new{font-family:'Fraunces',serif;font-weight:500;color:var(--mint);font-size:2.3rem;margin:6px 0 22px;}

/* ---------- FAQ ---------- */
.nc-faq{border-bottom:1px solid var(--line);}
.nc-faq-q{
  width:100%;text-align:left;background:none;border:none;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;cursor:pointer;
  font-family:'Fraunces',serif;font-weight:500;font-size:1.06rem;color:var(--navy-dark);gap:16px;
}
.nc-faq-q::after{content:'+';font-size:1.5rem;color:var(--mint-dark);transition:transform .2s;flex-shrink:0;}
.nc-faq.open .nc-faq-q::after{transform:rotate(45deg);}
.nc-faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;}
.nc-faq-a p{padding:0 4px 20px;margin:0;color:var(--ash);}

/* ---------- Footer ---------- */
.nc-footer{background:var(--navy-dark);color:#8ea5ad;padding:44px 0 30px;font-size:.87rem;}
.nc-footer a{color:#b7c8ce;}
.nc-footer a:hover{color:var(--mint);}
.nc-footer hr{border-color:rgba(255,255,255,.1);margin:24px 0;}
.nc-byline{color:#b7c8ce;font-size:.85rem;margin-top:14px;}

/* ---------- Sticky ---------- */
.nc-sticky{
  position:fixed;left:0;right:0;bottom:0;z-index:1030;background:var(--navy-dark);
  padding:10px 16px;display:none;align-items:center;justify-content:space-between;gap:12px;
  box-shadow:0 -6px 20px rgba(0,0,0,.3);border-top:2px solid var(--mint);
}
.nc-sticky .p{color:#fff;line-height:1.2;}
.nc-sticky .p b{color:var(--mint);font-size:1.06rem;font-family:'Fraunces',serif;font-weight:500;}
.nc-sticky .p small{display:block;color:#8ea5ad;font-size:.7rem;}
@media(max-width:900px){.nc-sticky{display:flex;}body{padding-bottom:70px;}}

/* ---------- Article layout ---------- */
.nc-article{max-width:820px;margin:0 auto;}
.nc-article h1{font-size:2.4rem;margin:10px 0 20px;}
.nc-article h2{font-size:1.55rem;margin:34px 0 14px;}
.nc-article h3{font-size:1.2rem;margin:24px 0 10px;}
.nc-article p{color:#333c37;margin:0 0 16px;}
.nc-breadcrumb{font-size:.84rem;color:var(--ash);margin-bottom:18px;}
.nc-breadcrumb a{color:var(--mint-dark);}
.nc-related{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:40px;}
@media(max-width:760px){.nc-related{grid-template-columns:repeat(2,minmax(0,1fr));}}
.nc-related a{
  display:block;background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:16px;font-family:'DM Sans',sans-serif;font-weight:600;font-size:.87rem;
  color:var(--navy-dark);text-align:center;
}
.nc-related a:hover{border-color:var(--mint);color:var(--mint-dark);}

.align-center{text-align:center;}