/* Nevral Forensics Intelligence — landing page
   Lab-instrument feel: deep navy, gold accent, light-blue nodes.
   System font stack only. No external assets. */

:root{
  --navy-950:#050d19;
  --navy-900:#0a1628;
  --navy-850:#0d1d35;
  --navy-800:#10233d;
  --navy-700:#1e3a5f;
  --blue:#6cb2e4;
  --blue-soft:#a8cdf0;
  --gold:#c9a227;
  --gold-bright:#e6c04a;
  --ink:#152539;
  --muted:#54677f;
  --line:#dbe4ee;
  --bg:#ffffff;
  --bg-alt:#f3f6fa;
  --radius:14px;
  --wrap:1160px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-700)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;letter-spacing:.01em}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;padding:14px 26px;border-radius:10px;
  font-weight:650;font-size:16px;text-decoration:none;line-height:1.25;
  border:1px solid transparent;transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-gold{background:linear-gradient(180deg,var(--gold-bright),var(--gold));color:#231a02;box-shadow:0 6px 18px rgba(201,162,39,.28)}
.btn-gold:hover{box-shadow:0 10px 24px rgba(201,162,39,.36)}
.btn-ghost{background:transparent;color:#eaf2fb;border-color:rgba(168,205,240,.45)}
.btn-ghost:hover{border-color:var(--blue-soft);background:rgba(108,178,228,.08)}
.btn-small{padding:9px 16px;font-size:14px;border-radius:8px}
.btn-block{display:block;text-align:center}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,22,40,.97);
  border-bottom:1px solid rgba(108,178,228,.18);
}
.header-inner{display:flex;align-items:center;gap:30px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex:none}
.brand-mark{width:44px;height:44px;border-radius:10px}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-line-1{color:#fff;font-weight:750;font-size:17px;letter-spacing:.01em}
.brand-line-2{color:var(--blue-soft);font-weight:450;font-size:17px}
.main-nav{display:flex;gap:26px;margin-left:auto}
.main-nav a{color:#cfdfef;text-decoration:none;font-size:15px;font-weight:550}
.main-nav a:hover{color:#fff}
.header-cta{flex:none}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(720px 340px at 88% -60px, rgba(108,178,228,.16), rgba(108,178,228,0) 62%),
    radial-gradient(560px 300px at -80px 108%, rgba(201,162,39,.10), rgba(201,162,39,0) 60%),
    linear-gradient(180deg,var(--navy-900),var(--navy-850) 58%,var(--navy-800));
  color:#e8f0f9;
  padding:84px 0 88px;
  border-bottom:3px solid var(--gold);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-soft);
  border:1px solid rgba(108,178,228,.35);border-radius:999px;padding:6px 14px;margin-bottom:26px;
  background:rgba(108,178,228,.06);
}
.eyebrow-dot{width:8px;height:8px;border-radius:50%;background:var(--gold-bright);flex:none}
.hero h1{font-size:clamp(38px,4.6vw,58px);line-height:1.08;font-weight:800;letter-spacing:-.015em;color:#fff}
.h1-accent{color:var(--gold-bright)}
.hero-lede{margin-top:24px;font-size:19px;line-height:1.65;color:#c7d7e9;max-width:34em}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-points{list-style:none;display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px}
.hero-points li{font-size:14.5px;color:#9fb8d2;padding-left:18px;position:relative}
.hero-points li::before{content:"";position:absolute;left:0;top:.52em;width:8px;height:8px;border-radius:2px;background:var(--gold)}

/* Receipt panel */
.hero-panel{min-width:0}
.receipt{
  background:#fbfcfe;color:var(--ink);border-radius:var(--radius);
  border-top:4px solid var(--gold);
  box-shadow:0 30px 60px rgba(0,0,0,.38);
  padding:26px 28px 22px;
}
.receipt-head{display:flex;align-items:center;gap:13px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.receipt-head img{width:34px;height:34px;border-radius:8px}
.receipt-title{font-weight:750;font-size:16.5px;line-height:1.2;color:var(--navy-800)}
.receipt-sub{font-size:13px;color:var(--muted);line-height:1.3}
.receipt-badge{
  margin-left:auto;flex:none;font-size:12px;font-weight:750;letter-spacing:.08em;text-transform:uppercase;
  color:#6b5203;background:#f7ead0;border:1px solid #e4cd8d;border-radius:999px;padding:4px 11px;
}
.receipt-rows{margin-top:6px}
.receipt-rows>div{display:flex;gap:18px;padding:10px 0;border-bottom:1px dashed #e3eaf2}
.receipt-rows>div:last-child{border-bottom:none}
.receipt-rows dt{flex:0 0 118px;font-size:12.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);padding-top:2px}
.receipt-rows dd{font-size:15px;font-weight:550;color:var(--ink)}
.receipt-foot{
  margin-top:14px;padding-top:14px;border-top:1px solid var(--line);
  font-size:14px;font-weight:650;color:var(--navy-700);display:flex;align-items:center;gap:9px;
}
.verify-dot{width:9px;height:9px;border-radius:50%;background:#2e9e5b;flex:none;box-shadow:0 0 0 3px rgba(46,158,91,.18)}
.panel-caption{margin-top:18px;font-size:14.5px;line-height:1.6;color:#9fb8d2;max-width:32em}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-eyebrow{
  font-size:13px;font-weight:750;letter-spacing:.15em;text-transform:uppercase;color:var(--gold);
  margin-bottom:14px;
}
.section h2{font-size:clamp(28px,3.2vw,40px);line-height:1.15;font-weight:800;letter-spacing:-.01em;color:var(--navy-900);max-width:22em}
.two-col{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;margin-top:36px;align-items:start}
.prose p{font-size:17.5px;line-height:1.7;color:#31445c;margin-bottom:18px;max-width:36em}
.scope-card{
  background:var(--navy-900);color:#dbe7f4;border-radius:var(--radius);padding:30px 32px;
  border-top:4px solid var(--blue);
}
.scope-card h3{color:#fff;font-size:19px;margin-bottom:16px}
.scope-list{list-style:none}
.scope-list li{padding:11px 0 11px 30px;position:relative;font-size:15.5px;line-height:1.55;border-bottom:1px solid rgba(168,205,240,.14)}
.scope-list li:last-child{border-bottom:none}
.scope-list strong{color:#fff}
.scope-yes::before,.scope-no::before{position:absolute;left:0;top:11px;font-weight:800;font-size:15px}
.scope-yes::before{content:"\2713";color:var(--gold-bright)}
.scope-no::before{content:"\2715";color:#e08a8a}
.scope-note{margin-top:16px;font-size:14.5px;line-height:1.6;color:#9fb8d2}

/* Difference cards */
.cards-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:40px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px 32px;box-shadow:0 2px 10px rgba(16,35,61,.05);
}
.card-kicker{font-size:12.5px;font-weight:750;letter-spacing:.11em;text-transform:uppercase;color:var(--gold);margin-bottom:12px}
.card h3{font-size:20.5px;font-weight:750;color:var(--navy-900);margin-bottom:10px}
.card p{font-size:15.5px;line-height:1.65;color:#3c5069}

/* Steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:26px}
.steps li{
  display:flex;gap:15px;align-items:flex-start;background:var(--navy-900);border-radius:var(--radius);
  padding:22px 24px;color:#dbe7f4;
}
.step-n{
  flex:none;width:34px;height:34px;border-radius:50%;
  border:2px solid var(--gold);color:var(--gold-bright);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;
}
.steps strong{display:block;color:#fff;font-size:16px;margin-bottom:3px}
.steps span span,.steps li div span{font-size:14.5px;line-height:1.55;color:#9fb8d2;display:block}

/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:40px}
.feature{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 26px;background:#fff;
  border-top:3px solid var(--navy-700);
}
.feature:nth-child(even){border-top-color:var(--gold)}
.feature h3{font-size:16.5px;font-weight:750;color:var(--navy-900);line-height:1.3;margin-bottom:9px}
.feature p{font-size:14.5px;line-height:1.6;color:#42566e}

/* Licensing */
.section-licensing{background:linear-gradient(180deg,#fff, var(--bg-alt));border-top:1px solid var(--line)}
.licensing-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:56px;align-items:center}
.licensing-lockup{width:400px;max-width:100%;margin-bottom:26px}
.section-licensing h2{margin-bottom:16px}
.licensing-copy{font-size:17px;line-height:1.7;color:#31445c;margin-bottom:16px;max-width:35em}
.licensing-card{
  background:var(--navy-900);border-radius:var(--radius);padding:34px 34px 30px;color:#dbe7f4;
  border-top:4px solid var(--gold);box-shadow:0 18px 40px rgba(10,22,40,.18);
}
.licensing-card h3{color:#fff;font-size:21px;margin-bottom:12px}
.licensing-card p{font-size:15.5px;line-height:1.65;color:#b9cbdf;margin-bottom:24px}
.licensing-note{text-align:center;margin:16px 0 0;color:#b9cbdf;font-size:15px;line-height:1.6}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:#8fa6bf;padding:30px 0}
.footer-inner{display:flex;align-items:center;gap:24px;flex-wrap:wrap}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:14.5px;font-weight:600;color:#cfdfef}
.footer-brand img{width:30px;height:30px;border-radius:7px}
.footer-links{margin-left:auto;display:flex;gap:26px;flex-wrap:wrap}
.footer-links a{color:#8fa6bf;text-decoration:none;font-size:14.5px}
.footer-links a:hover{color:#fff}

/* ---------- Responsive ---------- */
@media (max-width:1020px){
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-grid{gap:40px}
}
@media (max-width:860px){
  .main-nav{display:none}
  .header-inner{gap:16px}
  .header-cta{margin-left:auto}
  .hero{padding:60px 0 64px}
  .hero-grid{grid-template-columns:1fr}
  .two-col,.licensing-grid{grid-template-columns:1fr;gap:36px}
  .cards-3,.steps{grid-template-columns:1fr}
  .section{padding:64px 0}
}
@media (max-width:520px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  .feature-grid{grid-template-columns:1fr}
  .header-cta{display:none}
  .hero-ctas .btn{width:100%;text-align:center}
  .receipt{padding:22px 20px 18px}
  .receipt-rows>div{flex-direction:column;gap:2px}
  .receipt-rows dt{flex:none}
  .licensing-card{padding:28px 24px 24px}
  .footer-links{margin-left:0}
}