/* ===== NexaCore AI Systems — shared stylesheet ===== */
:root{
  --bg:#070b18;
  --bg-2:#0b1124;
  --panel:#0f1730;
  --panel-2:#131c3a;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --text:#eaf0ff;
  --muted:#9aa7c7;
  --muted-2:#6f7ea6;
  --brand:#4f8cff;
  --brand-2:#7c5cff;
  --cyan:#22d3ee;
  --grad:linear-gradient(120deg,#4f8cff 0%,#7c5cff 55%,#22d3ee 100%);
  --grad-soft:linear-gradient(120deg,rgba(79,140,255,.18),rgba(124,92,255,.14),rgba(34,211,238,.14));
  --radius:18px;
  --shadow:0 20px 60px -25px rgba(10,20,60,.9);
  --maxw:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
p{margin:0 0 1em}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* background glow */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(600px 400px at 12% -5%,rgba(79,140,255,.20),transparent 60%),
    radial-gradient(700px 500px at 100% 0%,rgba(124,92,255,.18),transparent 55%),
    radial-gradient(600px 600px at 60% 110%,rgba(34,211,238,.10),transparent 60%);
}

/* ===== nav ===== */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);
  background:rgba(7,11,24,.72);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.logo{width:36px;height:36px;border-radius:10px;flex:0 0 auto;
  background:url("../brand/favicon.svg") center/contain no-repeat;
  box-shadow:0 8px 24px -6px rgba(124,92,255,.6)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{color:var(--muted);font-size:.94rem;font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-cta{padding:10px 18px;border-radius:12px;background:var(--grad);color:#fff !important;font-weight:600;
  box-shadow:0 10px 30px -10px rgba(79,140,255,.7)}
.nav-toggle{display:none;background:none;border:0;color:var(--text);font-size:1.6rem;cursor:pointer}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:13px;font-weight:600;
  font-size:.98rem;cursor:pointer;border:1px solid transparent;transition:transform .15s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 14px 36px -12px rgba(79,140,255,.75)}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line-2);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}

/* ===== hero ===== */
.hero{padding:92px 0 70px;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:100px;
  background:var(--grad-soft);border:1px solid var(--line-2);font-size:.82rem;font-weight:600;
  color:var(--text);margin-bottom:26px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.hero h1{font-size:clamp(2.3rem,5.5vw,4.05rem);max-width:16ch}
.hero .lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--muted);max-width:60ch;margin-top:6px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-stats{display:flex;gap:40px;flex-wrap:wrap;margin-top:54px;padding-top:34px;border-top:1px solid var(--line)}
.hero-stats .num{font-size:2rem;font-weight:800}
.hero-stats .lbl{color:var(--muted);font-size:.9rem}

/* ===== sections ===== */
.section{padding:78px 0}
.section-head{max-width:64ch;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:700;color:var(--cyan);margin-bottom:14px}
.section h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
.section-head p{color:var(--muted);font-size:1.05rem}

/* ===== grid + cards ===== */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);
  border-radius:var(--radius);padding:28px;transition:transform .2s,border-color .2s,box-shadow .2s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--shadow)}
.card .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.5rem;
  background:var(--grad-soft);border:1px solid var(--line-2);margin-bottom:18px}
.card h3{font-size:1.22rem}
.card p{color:var(--muted);font-size:.96rem;margin:0}
.card .tag{display:inline-block;margin-top:16px;color:var(--brand);font-weight:600;font-size:.9rem}

/* feature list */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checks li{display:flex;gap:11px;align-items:flex-start;color:var(--muted)}
.checks li::before{content:"✓";flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:var(--grad-soft);
  border:1px solid var(--line-2);color:var(--cyan);font-weight:800;display:grid;place-items:center;font-size:.8rem;margin-top:3px}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.panel-visual{background:var(--grad-soft);border:1px solid var(--line-2);border-radius:24px;padding:34px;min-height:320px;
  display:flex;flex-direction:column;justify-content:center;gap:16px}
.stat-row{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-radius:14px;
  background:rgba(7,11,24,.55);border:1px solid var(--line)}
.stat-row .v{font-weight:800;font-size:1.3rem}
.stat-row .k{color:var(--muted);font-size:.9rem}

/* process steps */
.steps{counter-reset:step;display:grid;gap:20px}
.step{display:flex;gap:20px;align-items:flex-start;padding:24px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel),var(--bg-2))}
.step::before{counter-increment:step;content:"0" counter(step);font-weight:800;font-size:1.4rem;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;flex:0 0 auto}
.step h3{font-size:1.15rem;margin-bottom:4px}
.step p{color:var(--muted);margin:0;font-size:.95rem}

/* CTA band */
.cta-band{background:var(--grad-soft);border:1px solid var(--line-2);border-radius:26px;padding:52px;text-align:center}
.cta-band h2{font-size:clamp(1.7rem,3vw,2.4rem)}
.cta-band p{color:var(--muted);max-width:52ch;margin:0 auto 26px}

/* contact form */
.form{display:grid;gap:16px}
.field{display:grid;gap:7px}
.field label{font-size:.9rem;color:var(--muted);font-weight:600}
.field input,.field textarea,.field select{background:rgba(7,11,24,.6);border:1px solid var(--line-2);color:var(--text);
  padding:13px 15px;border-radius:12px;font:inherit;font-size:.96rem;width:100%}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(79,140,255,.18)}
.field textarea{min-height:130px;resize:vertical}
.form-note{color:var(--muted-2);font-size:.85rem}

.contact-info{display:grid;gap:18px}
.contact-item{display:flex;gap:14px;align-items:flex-start}
.contact-item .ico{width:44px;height:44px;flex:0 0 auto}

/* footer */
.footer{border-top:1px solid var(--line);padding:56px 0 34px;margin-top:40px;background:rgba(7,11,24,.5)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer h4{font-size:.95rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);margin-bottom:16px}
.footer a{display:block;color:var(--muted);font-size:.94rem;margin-bottom:10px;transition:color .2s}
.footer a:hover{color:var(--text)}
.footer .brand{margin-bottom:16px}
.footer .desc{color:var(--muted);font-size:.94rem;max-width:34ch}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:44px;padding-top:24px;
  border-top:1px solid var(--line);color:var(--muted-2);font-size:.88rem}

/* pill badges */
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.badge{padding:8px 15px;border-radius:100px;background:rgba(255,255,255,.04);border:1px solid var(--line);
  font-size:.85rem;color:var(--muted)}

/* page hero (subpages) */
.page-hero{padding:74px 0 30px;text-align:center}
.page-hero h1{font-size:clamp(2rem,4.5vw,3.3rem)}
.page-hero p{color:var(--muted);max-width:60ch;margin:0 auto;font-size:1.08rem}

/* reveal — only hidden when JS is active (progressive enhancement) */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:960px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:720px){
  .nav-links{position:fixed;inset:70px 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:10px 22px 22px;display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav-links .nav-cta{margin-top:12px;text-align:center;border-bottom:0}
  .nav-toggle{display:block}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-stats{gap:26px}
  .section{padding:56px 0}
  .cta-band{padding:34px 22px}
}

/* ===== trust / logo strip ===== */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0;background:rgba(7,11,24,.4)}
.trust .lbl{text-align:center;color:var(--muted-2);font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px}
.trust-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 30px;align-items:center}
.trust-row span{color:var(--muted);font-weight:600;font-size:1.02rem;opacity:.85;display:flex;align-items:center;gap:8px}

/* ===== testimonials ===== */
.quote{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);border-radius:var(--radius);padding:28px;position:relative}
.quote .stars{color:#ffc857;letter-spacing:2px;font-size:.95rem;margin-bottom:12px}
.quote p{color:var(--text);font-size:1rem;margin:0 0 18px}
.quote .who{display:flex;align-items:center;gap:12px}
.quote .av{width:42px;height:42px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:800;color:#fff;flex:0 0 auto}
.quote .who b{display:block;font-size:.95rem}
.quote .who small{color:var(--muted-2)}

/* ===== FAQ ===== */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq details{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq summary{cursor:pointer;list-style:none;padding:18px 22px;font-weight:600;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:1.4rem;font-weight:700;transition:transform .2s;flex:0 0 auto}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 22px 20px;color:var(--muted);font-size:.97rem}

/* ===== legal / prose pages ===== */
.prose{max-width:820px;margin:0 auto}
.prose h2{font-size:1.35rem;margin:34px 0 10px}
.prose h3{font-size:1.08rem;margin:22px 0 8px}
.prose p,.prose li{color:var(--muted);font-size:.98rem}
.prose ul{padding-left:20px;display:grid;gap:8px;margin:0 0 16px}
.prose a{color:var(--brand);text-decoration:underline}
.prose .updated{color:var(--muted-2);font-size:.9rem;margin-bottom:26px}
.prose .box{background:var(--grad-soft);border:1px solid var(--line-2);border-radius:14px;padding:18px 20px;margin:20px 0}

/* footer legal links */
.footer-legal a{display:inline;color:var(--muted-2);margin:0}
.footer-legal a:hover{color:var(--text)}

/* ===== cookie consent ===== */
.cookie{position:fixed;left:16px;right:16px;bottom:16px;z-index:80;max-width:560px;margin:0 auto;
  background:var(--panel-2);border:1px solid var(--line-2);border-radius:16px;padding:18px 20px;
  box-shadow:var(--shadow);display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.cookie p{margin:0;color:var(--muted);font-size:.9rem;flex:1 1 260px}
.cookie a{color:var(--brand);text-decoration:underline}
.cookie .actions{display:flex;gap:10px;flex:0 0 auto}
.cookie .btn{padding:9px 16px;font-size:.88rem}

/* =================================================================
   REFINEMENTS v2 — trust chips, testimonials, FAQ, legal, footer
   ================================================================= */

/* ---- trust strip as clean chips (no emoji) ---- */
.trust{padding:30px 0}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.chip{padding:9px 17px;border-radius:100px;background:rgba(255,255,255,.03);border:1px solid var(--line);
  color:var(--muted);font-weight:600;font-size:.9rem;letter-spacing:.01em}

/* ---- testimonials polish ---- */
.quote{padding:30px 30px 26px;overflow:hidden}
.quote::before{content:"\201C";position:absolute;top:6px;right:22px;font-family:Georgia,'Times New Roman',serif;
  font-size:5rem;line-height:1;color:var(--brand);opacity:.16;pointer-events:none}
.quote{background:
  linear-gradient(180deg,var(--panel),var(--bg-2)) padding-box,
  linear-gradient(120deg,rgba(79,140,255,.5),rgba(124,92,255,.25),rgba(34,211,238,.35)) border-box;
  border:1px solid transparent}
.quote .stars{font-size:1rem}
.quote p{font-size:1.02rem;line-height:1.6}
.quote .av{box-shadow:0 6px 18px -6px rgba(124,92,255,.7)}

/* ---- FAQ redesign (two-column) ---- */
.faq-split{display:grid;grid-template-columns:.85fr 1.15fr;gap:46px;align-items:start;max-width:1060px;margin:0 auto}
.faq-intro{position:sticky;top:100px}
.faq-intro .kicker{margin-bottom:14px}
.faq-intro h2{font-size:clamp(1.7rem,3vw,2.4rem);margin-bottom:14px}
.faq-intro p{color:var(--muted)}
.faq{max-width:none;margin:0;gap:14px}
.faq details{border:1px solid var(--line);border-radius:16px;background:linear-gradient(180deg,var(--panel),var(--bg-2));
  transition:border-color .2s,box-shadow .2s}
.faq details[open]{border-color:var(--line-2);box-shadow:var(--shadow)}
.faq summary{padding:20px 22px;font-size:1.04rem;font-weight:600;gap:18px}
.faq summary::after{content:"";width:22px;height:22px;flex:0 0 auto;border-radius:50%;
  background:var(--grad-soft);border:1px solid var(--line-2);position:relative;transition:transform .25s}
.faq summary{position:relative}
.faq summary::before{content:"";position:absolute;right:33px;top:50%;width:10px;height:2px;background:var(--cyan);
  transform:translateY(-50%);transition:opacity .2s}
.faq summary{padding-right:56px}
.faq details > summary{list-style:none}
.faq .plus{position:absolute;right:28px;top:50%;transform:translateY(-50%);width:20px;height:20px;pointer-events:none}
.faq .plus::before,.faq .plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--cyan);border-radius:2px}
.faq .plus::before{width:11px;height:2px;transform:translate(-50%,-50%)}
.faq .plus::after{width:2px;height:11px;transform:translate(-50%,-50%);transition:transform .25s}
.faq details[open] .plus::after{transform:translate(-50%,-50%) scaleY(0)}
.faq summary::after,.faq summary::before{display:none}
.faq .a{padding:2px 22px 22px;color:var(--muted);font-size:.98rem;line-height:1.6}

/* ---- legal / policy pages ---- */
.legal-head{max-width:1040px;margin:0 auto 8px;padding:0 22px}
.legal-head .kicker{margin-bottom:10px}
.legal-head h1{font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:6px}
.legal-head .updated{color:var(--muted-2);font-size:.92rem;margin:0}
.legal{display:grid;grid-template-columns:240px 1fr;gap:38px;align-items:start;max-width:1040px;margin:0 auto;padding:0 22px}
.toc{position:sticky;top:96px;border:1px solid var(--line);border-radius:16px;padding:20px;
  background:linear-gradient(180deg,var(--panel),var(--bg-2))}
.toc h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted-2);margin:0 0 12px}
.toc a{display:block;color:var(--muted);font-size:.9rem;padding:7px 0 7px 14px;border-left:2px solid var(--line);
  margin:0;transition:color .2s,border-color .2s}
.toc a:hover{color:var(--text);border-left-color:var(--brand)}
.legal-body{background:linear-gradient(180deg,var(--panel),var(--bg-2));border:1px solid var(--line);
  border-radius:18px;padding:34px 40px}
.legal-body.prose{max-width:none}
.legal-body h2{font-size:1.22rem;margin:30px 0 12px;padding-top:24px;border-top:1px solid var(--line);color:var(--text)}
.legal-body h2:first-child{border-top:0;padding-top:0;margin-top:0}
.legal-body p,.legal-body li{color:#b9c3dd;font-size:.99rem;line-height:1.72}
.legal-body ul{padding-left:20px}
.legal-body li{margin-bottom:6px}
.legal-body li::marker{color:var(--brand)}
.legal-body .box{background:var(--grad-soft);border:1px solid var(--line-2);border-radius:14px;padding:16px 18px;margin:0 0 8px}

/* ---- footer: remove duplicate legal row spacing ---- */
.footer-bottom{justify-content:space-between}
.footer .foot-email{color:var(--brand);margin-top:6px;font-weight:600}

@media(max-width:960px){
  .faq-split{grid-template-columns:1fr;gap:26px}
  .faq-intro{position:static}
  .legal{grid-template-columns:1fr;gap:20px}
  .toc{position:static;order:-1}
  .legal-body{padding:26px 22px}
}