/* ===================================================================
   NEUROGENICA — neeurogenica.com
   Palette : navy #0F2A43 | navy-dk #0A1D30 | teal #2CA6A4 | teal-dk #1F8683
             ice #F5F9FB | mist #E9F1F3 | slate #4C5A63 | line #DCE7EA
   Type    : 'Source Serif 4' (display, clinical-editorial) + 'Manrope' (body)
   Motif   : nerve-signal pulse — animated synapse line with pulse travelling
             through 3 nodes (matches brand's own circulation/integrity/inflammation icons)
   Layout  : HERO IMAGE ON THE LEFT (desktop)
   Rules   : grids minmax(0,1fr) · flex min-width:0 · img max-width min(Npx,100%)
             mobile hero order = IMAGE first, then H1, then rest (unchanged)
=================================================================== */

:root{
  --navy:#0F2A43;
  --navy-dk:#0A1D30;
  --teal:#2CA6A4;
  --teal-dk:#1F8683;
  --ice:#F5F9FB;
  --mist:#E9F1F3;
  --slate:#4C5A63;
  --line:#DCE7EA;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--ice);color:#16232E;
  font-family:'Manrope',system-ui,sans-serif;font-size:17px;line-height:1.72;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Source Serif 4',Georgia,serif;font-weight:600;line-height:1.2;margin:0 0 .5em;color:var(--navy);
  overflow-wrap:break-word;word-break:break-word}
h1{font-size:clamp(2rem,5vw,3.1rem)}
h2{font-size:clamp(1.55rem,3.2vw,2.2rem)}
h3{font-size:1.28rem}
h4{font-family:'Manrope',sans-serif;font-weight:800;font-size:1.03rem;margin:0 0 .5em;color:var(--navy)}
p{margin:0 0 1.15em}
a{color:inherit;text-decoration:none}
strong,b{color:var(--navy)}
img{max-width:100%;height:auto;display:block}
.ng-wrap{max-width:1160px;margin:0 auto;padding:0 22px}
.ng-narrow{max-width:830px;margin:0 auto}
.ng-mid{text-align:center}

.ng-eyebrow{display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.15em;
  text-transform:uppercase;color:var(--teal-dk);margin-bottom:.8em}
.ng-pill{display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:9px 19px;font-size:.8rem;font-weight:700;color:var(--navy);
  box-shadow:0 4px 14px rgba(15,42,67,.06)}

/* ---------- buttons ---------- */
.ng-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--navy);color:#fff;font-weight:700;font-size:.98rem;
  padding:15px 30px;border:none;border-radius:9px;cursor:pointer;
  transition:transform .16s,box-shadow .16s,background .16s;
  box-shadow:0 10px 24px rgba(15,42,67,.22)}
.ng-btn:hover{background:var(--navy-dk);transform:translateY(-2px);color:#fff}
.ng-btn-teal{background:var(--teal);box-shadow:0 10px 24px rgba(44,166,164,.3)}
.ng-btn-teal:hover{background:var(--teal-dk)}
.ng-btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:#fff;border:1px solid var(--line);color:var(--navy);
  font-weight:700;font-size:.95rem;padding:14px 26px;border-radius:9px;transition:.16s}
.ng-btn-ghost:hover{border-color:var(--teal);color:var(--teal-dk)}
.ng-btn-full{width:100%}

/* ---------- top bar ---------- */
.ng-strip{background:var(--navy);color:#C4D6DE;font-size:.76rem;text-align:center;padding:9px 16px}
.ng-strip b{color:#fff}
.ng-strip span{white-space:nowrap;margin:0 10px;display:inline-block}
@media(max-width:580px){.ng-strip{font-size:.7rem;line-height:1.55}.ng-strip span{white-space:normal;margin:0 6px}}

/* ---------- nav ---------- */
.ng-nav{position:sticky;top:0;z-index:900;background:rgba(245,249,251,.94);backdrop-filter:blur(9px);
  border-bottom:1px solid var(--line)}
.ng-nav .ng-wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 22px}
.ng-logo{font-family:'Source Serif 4',serif;font-weight:600;font-size:1.36rem;color:var(--navy);white-space:nowrap}
.ng-logo em{font-style:normal;color:var(--teal-dk)}
.ng-links{display:flex;align-items:center;gap:24px;list-style:none;margin:0;padding:0}
.ng-links a{font-size:.89rem;font-weight:700;color:var(--navy);opacity:.8}
.ng-links a:hover{opacity:1;color:var(--teal-dk)}
.ng-links a.ng-btn,.ng-links a.ng-btn:hover{color:#fff;opacity:1}
.ng-toggle{display:none;background:none;border:none;color:var(--navy);font-size:1.5rem;cursor:pointer;line-height:1}
@media(max-width:1020px){
  .ng-links{position:absolute;top:100%;left:0;right:0;background:var(--ice);flex-direction:column;
    align-items:stretch;gap:0;border-top:1px solid var(--line);display:none;max-height:76vh;overflow:auto}
  .ng-links.open{display:flex}
  .ng-links li{border-bottom:1px solid var(--line)}
  .ng-links a{display:block;padding:15px 22px}
  .ng-links .ng-btn{margin:14px 22px;width:calc(100% - 44px)}
  .ng-toggle{display:block}
}

/* ---------- sections ---------- */
.ng-sec{padding:76px 0}
.ng-sec-mist{background:var(--mist)}
.ng-sec-dark{background:var(--navy);color:#C4D6DE}
.ng-sec-dark h2,.ng-sec-dark h3,.ng-sec-dark h4{color:#fff}
.ng-sec-dark .ng-eyebrow{color:#7EDBD8}
.ng-head{max-width:770px;margin:0 auto 44px;text-align:center}
.ng-head p{color:var(--slate)}
.ng-sec-dark .ng-head p{color:#AFC4CC}

/* ---------- HERO : image LEFT (desktop) ---------- */
.ng-hero{background:
    radial-gradient(760px 420px at 12% 8%, rgba(44,166,164,.12) 0%, transparent 60%),
    radial-gradient(600px 340px at 92% 92%, rgba(15,42,67,.06) 0%, transparent 60%),
    var(--ice);
  padding:52px 0 68px;overflow:hidden;position:relative}
.ng-hero-grid{display:grid;grid-template-columns:minmax(0,.96fr) minmax(0,1.04fr);gap:50px;align-items:center}
.ng-hero-shot{text-align:center;order:1}
.ng-hero-copy{order:2}
.ng-hero-shot img{max-width:min(400px,100%);margin:0 auto;filter:drop-shadow(0 26px 40px rgba(15,42,67,.2))}
.ng-hero h1 em{font-style:normal;color:var(--teal-dk)}
.ng-lede{font-size:1.05rem;color:var(--slate);max-width:37em}

.ng-answer{background:#fff;border-left:4px solid var(--teal);border-radius:0 14px 14px 0;
  padding:23px 25px;margin:0 0 22px;box-shadow:0 8px 24px rgba(15,42,67,.07)}
.ng-answer .tag{display:block;font-size:.68rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--teal-dk);margin-bottom:9px}
.ng-answer p{margin:0;color:var(--slate)}
.ng-answer p.first{color:var(--navy);font-weight:700;margin-bottom:.75em}

.ng-facts{display:flex;flex-wrap:wrap;gap:9px;list-style:none;margin:0 0 22px;padding:0}
.ng-facts li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 15px;
  font-size:.8rem;font-weight:700;color:var(--navy)}

.ng-check{list-style:none;margin:0 0 24px;padding:0}
.ng-check li{position:relative;padding-left:32px;margin-bottom:11px;font-size:.96rem;font-weight:500}
.ng-check li::before{content:'';position:absolute;left:0;top:5px;width:18px;height:18px;border-radius:50%;
  background:var(--teal);box-shadow:0 0 0 4px rgba(44,166,164,.14)}
.ng-check li::after{content:'\2713';position:absolute;left:4px;top:6.5px;color:#fff;font-size:.62rem;font-weight:800}

.ng-figures{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:0 0 26px}
.ng-figures div{background:#fff;border:1px solid var(--line);border-radius:11px;padding:14px 8px;text-align:center}
.ng-figures b{display:block;font-family:'Source Serif 4',serif;font-size:1.5rem;color:var(--navy);line-height:1.1}
.ng-figures span{font-size:.7rem;font-weight:700;color:var(--slate);text-transform:uppercase;letter-spacing:.05em}

.ng-hero-btns{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:20px}
.ng-hero-trust{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.78rem;font-weight:700;color:var(--slate)}

@media(max-width:920px){
  .ng-hero-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .ng-hero-copy{display:contents}
  .ng-hero-shot{order:1}
  .ng-hero-title{order:2}
  .ng-hero-rest{order:3}
  .ng-hero-shot img{max-width:min(280px,100%)}
}

/* ---------- nerve-signal pulse signature ---------- */
.ng-pulse{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 20px 16px;
  box-shadow:0 8px 22px rgba(15,42,67,.06)}
.ng-pulse h4{font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;color:var(--teal-dk);
  margin-bottom:16px;text-align:center}
.ng-pulse svg{width:100%;height:auto;display:block}
.ng-pulse-line{fill:none;stroke:var(--line);stroke-width:3}
.ng-pulse-node{fill:#fff;stroke:var(--line);stroke-width:2.5}
.ng-pulse-node.on{stroke:var(--teal);fill:var(--teal)}
.ng-pulse-dot{fill:var(--teal);opacity:0;transition:opacity .2s}
.ng-pulse-lbl{font-family:'Manrope',sans-serif;font-size:10.5px;font-weight:800;fill:var(--slate)}
.ng-pulse-note{font-size:.75rem;color:var(--slate);margin:12px 0 0;text-align:center;line-height:1.6}

/* ---------- grids ---------- */
.ng-grid{display:grid;gap:20px}
.ng-g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.ng-g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.ng-g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:980px){.ng-g4{grid-template-columns:repeat(2,minmax(0,1fr))}.ng-g3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){.ng-g4,.ng-g3,.ng-g2{grid-template-columns:minmax(0,1fr)}}

.ng-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 22px}
.ng-card p{color:var(--slate);font-size:.93rem;margin:0}
.ng-sec-dark .ng-card{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.16)}
.ng-sec-dark .ng-card p{color:#AFC4CC}
.ng-card-badge{text-align:center}
.ng-card-badge img{max-width:min(135px,100%);margin:0 auto 14px;border-radius:6px}

.ng-idx{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:9px;
  background:var(--navy);color:#fff;font-family:'Source Serif 4',serif;font-weight:700;font-size:.9rem;margin-bottom:13px}
.ng-idx-teal{background:var(--teal)}

/* ---------- split ---------- */
.ng-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
@media(max-width:920px){.ng-split{grid-template-columns:minmax(0,1fr);gap:30px}}
.ng-split img{max-width:min(440px,100%);margin:0 auto;border-radius:14px}
.ng-split-copy p{color:var(--slate)}
.ng-sec-dark .ng-split-copy p{color:#AFC4CC}

/* ---------- list ---------- */
.ng-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
@media(max-width:780px){.ng-list{grid-template-columns:minmax(0,1fr)}}
.ng-list li{background:#fff;border:1px solid var(--line);border-left:3px solid var(--teal);
  border-radius:0 10px 10px 0;padding:15px 18px;font-size:.92rem;color:var(--slate)}
.ng-list li b{display:block;color:var(--navy);margin-bottom:3px;font-size:.97rem}

/* ---------- callouts ---------- */
.ng-callout{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;font-size:.92rem;color:var(--slate)}
.ng-callout b{color:var(--navy)}
.ng-callout a{color:var(--teal-dk);text-decoration:underline;text-underline-offset:3px}
.ng-flag{background:#F0F8F7;border:1px solid #BFE4E2;border-radius:12px;padding:21px 23px;font-size:.9rem;color:#1F5A58}
.ng-flag b{color:#0F4442}
.ng-alert{background:#FCEEEC;border:1px solid #EFC0BA;border-radius:12px;padding:21px 23px;font-size:.9rem;color:#7C332D}
.ng-alert b{color:#B0231A}

/* ---------- reviews ---------- */
.ng-rev-head{display:flex;align-items:center;gap:13px;margin-bottom:11px}
.ng-rev-head img{width:52px;height:52px;border-radius:50%;object-fit:cover;flex-shrink:0}
.ng-rev-name{font-weight:800;font-size:.94rem;color:var(--navy)}
.ng-rev-sub{font-size:.77rem;color:var(--slate)}
.ng-stars{color:#E0A32B;letter-spacing:2px;font-size:.9rem;margin-bottom:8px}
.ng-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;text-align:center;margin-top:34px}
@media(max-width:680px){.ng-board{grid-template-columns:minmax(0,1fr)}}
.ng-board b{display:block;font-family:'Source Serif 4',serif;font-size:1.9rem;color:var(--navy)}
.ng-board span{font-size:.78rem;font-weight:700;color:var(--slate);text-transform:uppercase;letter-spacing:.08em}

/* ---------- pricing ---------- */
.ng-plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;align-items:stretch}
@media(max-width:980px){.ng-plans{grid-template-columns:minmax(0,1fr);max-width:430px;margin:0 auto}}
.ng-plan{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 22px;text-align:center;
  display:flex;flex-direction:column;position:relative}
.ng-plan.top{border-color:var(--teal);box-shadow:0 24px 46px rgba(44,166,164,.2)}
@media(min-width:981px){.ng-plan.top{transform:translateY(-10px)}}
.ng-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--teal);color:#fff;
  font-size:.72rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:6px 16px;border-radius:999px;
  white-space:nowrap}
.ng-badge-navy{background:var(--navy)}
.ng-plan img.pk{max-width:min(170px,100%);max-height:160px;width:auto;height:160px;object-fit:contain;margin:8px auto 16px}
.ng-plan-ttl{font-family:'Source Serif 4',serif;font-size:1.4rem;color:var(--navy)}
.ng-plan-sub{font-size:.83rem;color:var(--slate);margin-bottom:14px}
.ng-plan-price{font-family:'Source Serif 4',serif;font-size:2.4rem;color:var(--navy);line-height:1}
.ng-plan-price small{font-family:'Manrope',sans-serif;font-size:.8rem;font-weight:700;color:var(--slate)}
.ng-plan-was{text-decoration:line-through;color:var(--slate);font-size:.86rem;margin:8px 0 2px}
.ng-plan-tot{font-weight:800;font-size:.97rem;color:var(--navy);margin-bottom:6px}
.ng-plan-ship{font-size:.83rem;font-weight:800;color:var(--teal-dk);margin-bottom:12px}
.ng-plan-ship.pay{color:var(--slate)}
.ng-plan ul{list-style:none;margin:0 0 18px;padding:0;text-align:left;font-size:.86rem;color:var(--slate)}
.ng-plan ul li{position:relative;padding-left:21px;margin-bottom:7px}
.ng-plan ul li::before{content:'\2713';position:absolute;left:0;color:var(--teal-dk);font-weight:800}
.ng-plan .ng-btn{margin-top:auto}
.ng-plan .cards{max-width:min(165px,100%);margin:13px auto 0;opacity:.6}

/* ---------- guarantee ---------- */
.ng-guar{display:grid;grid-template-columns:auto minmax(0,1fr);gap:40px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:36px}
@media(max-width:820px){.ng-guar{grid-template-columns:minmax(0,1fr);gap:24px;text-align:center;padding:28px 22px}}
.ng-guar img{max-width:min(175px,100%);margin:0 auto}
.ng-guar p{color:var(--slate)}

/* ---------- steps ---------- */
.ng-steps{display:grid;gap:15px}
.ng-step-row{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 24px;
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:18px;align-items:start}
.ng-step-row .n{width:34px;height:34px;border-radius:9px;background:rgba(44,166,164,.13);color:var(--teal-dk);
  font-family:'Source Serif 4',serif;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.92rem}
.ng-step-row p{margin:0;color:var(--slate);font-size:.93rem}

/* ---------- FAQ ---------- */
.ng-faq{border-top:1px solid var(--line)}
.ng-faq-row{border-bottom:1px solid var(--line)}
.ng-faq-btn{width:100%;background:none;border:none;text-align:left;cursor:pointer;padding:20px 4px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-family:'Source Serif 4',serif;font-weight:600;font-size:1.05rem;color:var(--navy)}
.ng-faq-btn::after{content:'+';font-size:1.5rem;color:var(--teal-dk);flex-shrink:0;transition:transform .2s}
.ng-faq-row.on .ng-faq-btn::after{transform:rotate(45deg)}
.ng-faq-body{max-height:0;overflow:hidden;transition:max-height .28s ease}
.ng-faq-body p{padding:0 4px 20px;margin:0;color:var(--slate);font-size:.94rem}

/* ---------- refs ---------- */
.ng-refs{list-style:none;margin:0 0 18px;padding:0}
.ng-refs li{padding:11px 0;border-bottom:1px solid var(--line);font-size:.91rem;color:var(--slate)}
.ng-refs a{color:var(--teal-dk);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* ---------- final CTA ---------- */
.ng-final{background:linear-gradient(150deg,var(--navy) 0%,var(--navy-dk) 100%);border-radius:20px;
  padding:52px 30px;text-align:center}
.ng-final h2{color:#fff}
.ng-final p{color:#AFC4CC}
.ng-final img{max-width:min(280px,100%);margin:22px auto}
.ng-final .old{color:#AFC4CC;text-decoration:line-through}
.ng-final .new{font-family:'Source Serif 4',serif;font-size:2.15rem;color:var(--teal);margin:4px 0 20px}
.ng-final .sm{font-size:.84rem;color:#AFC4CC;margin:16px 0 0}

/* ---------- breadcrumb ---------- */
.ng-crumb{font-size:.81rem;color:var(--slate);padding:16px 0 0}
.ng-crumb a{color:var(--teal-dk);font-weight:600}
.ng-crumb i{font-style:normal;margin:0 7px;opacity:.5}

/* ---------- related ---------- */
.ng-rel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
@media(max-width:780px){.ng-rel{grid-template-columns:minmax(0,1fr)}}
.ng-rel a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:19px 20px;transition:.15s}
.ng-rel a:hover{border-color:var(--teal);transform:translateY(-2px)}
.ng-rel b{display:block;font-size:.96rem;color:var(--navy);margin-bottom:5px}
.ng-rel span{font-size:.84rem;color:var(--slate)}

/* ---------- article ---------- */
.ng-article h2{margin-top:1.6em}
.ng-article h3{margin-top:1.35em}
.ng-article p{color:var(--slate)}
.ng-article a{color:var(--teal-dk);text-decoration:underline;text-underline-offset:3px}
.ng-meta{font-size:.86rem;color:var(--slate);margin-bottom:26px}
.ng-meta a{color:var(--teal-dk);font-weight:600}

/* ---------- footer ---------- */
.ng-foot{background:var(--navy-dk);color:#8CA3AD;padding:48px 0 34px;font-size:.87rem}
.ng-foot a{color:#D6E4E9}
.ng-foot a:hover{color:var(--teal)}
.ng-foot-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:12px 25px;list-style:none;margin:0 0 20px;padding:0;font-weight:700}
.ng-foot-legal{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 21px;list-style:none;margin:0 0 26px;padding:0;font-size:.84rem}
.ng-foot hr{border:none;border-top:1px solid rgba(255,255,255,.1);margin:22px 0}
.ng-foot p{margin:0 0 14px;line-height:1.68}
.ng-foot .cr{text-align:center;font-size:.84rem;opacity:.85;margin-top:22px}

/* ---------- sticky bar ---------- */
.ng-sticky{position:fixed;left:0;right:0;bottom:0;z-index:950;background:var(--navy-dk);
  border-top:2px solid var(--teal);padding:9px 15px;display:none;align-items:center;justify-content:space-between;
  gap:12px;box-shadow:0 -8px 24px rgba(0,0,0,.2)}
.ng-sticky .t{min-width:0;line-height:1.25;color:#fff}
.ng-sticky .t b{display:block;font-size:.92rem;color:var(--teal);font-family:'Source Serif 4',serif}
.ng-sticky .t small{color:#AFC4CC;font-size:.71rem}
.ng-sticky .ng-btn{padding:11px 18px;font-size:.86rem;flex-shrink:0}
@media(max-width:920px){.ng-sticky{display:flex}body{padding-bottom:68px}}