/* =========================================================================
   ZCortex — design system. Dark fintech / AI-engineering.
   Brand tokens inherited from the original coming-soon page.
   ========================================================================= */

:root{
  /* palette */
  --bg:#03090f;
  --bg-2:#050d16;
  --panel:rgba(255,255,255,.025);
  --panel-2:rgba(255,255,255,.04);
  --ink:#eaf6ff;
  --ink-soft:#d3e3ef;
  --muted:#94a7ba;
  --muted-2:#7a90a3;
  --cyan:#22d3ee;
  --cyan-2:#67e8f9;
  --blue:#3b82f6;
  --line:rgba(120,180,210,.12);
  --line-strong:rgba(120,190,220,.22);
  --glow-cyan:rgba(34,211,238,.16);
  --glow-blue:rgba(59,130,246,.16);

  /* type */
  --font-sans:'Space Grotesk',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-mono:'JetBrains Mono','SF Mono',ui-monospace,monospace;

  /* rhythm */
  --maxw:1200px;
  --gap:clamp(16px,2.4vw,26px);
  --section-y:clamp(54px,6.5vw,104px);
  --radius:18px;
  --radius-sm:12px;
  --radius-pill:999px;
  --header-h:72px;

  --grad-text:linear-gradient(92deg,#a8ecf7 0%,#22d3ee 42%,#3b82f6 100%);
  --grad-line:linear-gradient(90deg,transparent,var(--cyan),var(--blue),transparent);
  --grad-accent:linear-gradient(120deg,var(--cyan),var(--blue));
  --shadow-card:0 24px 60px -30px rgba(0,0,0,.85);
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- reset & base ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:clip}
/* grid/flex children never blow out their track (prevents mobile h-overflow) */
.grid>*,.bullets-wrap>*,.hero-grid>*,.form-wrap>*,.academy-inner>*,.product .feat{min-width:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.6;
  font-weight:400;
  letter-spacing:-.01em;
  overflow-x:hidden;
  min-height:100vh;
  position:relative;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
/* global grid + aura backdrop (fixed, behind everything) */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 90% 55% at 50% 0%, #000 20%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 55% at 50% 0%, #000 20%, transparent 75%);
  opacity:.5;
}
body::after{
  content:"";position:fixed;z-index:-2;pointer-events:none;
  width:min(1200px,120vw);height:820px;left:50%;top:-260px;transform:translateX(-50%);
  background:
    radial-gradient(45% 60% at 42% 40%, var(--glow-cyan), transparent 70%),
    radial-gradient(42% 55% at 66% 55%, var(--glow-blue), transparent 72%);
  filter:blur(30px);opacity:.8;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
::selection{background:rgba(34,211,238,.28);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* ---------- utilities ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(18px,4vw,34px)}
.gradient-text{background:var(--grad-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;flex-wrap:wrap;max-width:100%;
  font-family:var(--font-mono);font-size:12.5px;font-weight:500;
  letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);
  margin-bottom:20px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--grad-accent);flex:none}
.section-head{max-width:760px;margin-bottom:clamp(34px,5vw,58px)}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.center .eyebrow::before{width:16px}
h1,h2,h3{font-weight:600;line-height:1.08;letter-spacing:-.025em}
h2.title{font-size:clamp(28px,4vw,46px)}
.intro{color:var(--muted);font-size:clamp(16px,1.5vw,19px);line-height:1.62;margin-top:18px}
.intro b{color:var(--ink-soft);font-weight:500}

/* visually hidden (a11y headings) */
.vh{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* skip link */
.skip{position:absolute;left:-999px;top:8px;z-index:200;background:var(--cyan);color:#04121b;padding:10px 16px;border-radius:8px;font-weight:600}
.skip:focus{left:12px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-sans);font-weight:600;font-size:15.5px;letter-spacing:-.01em;
  padding:14px 26px;border-radius:var(--radius-pill);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s,border-color .3s,color .3s;
  white-space:nowrap;position:relative;
}
.btn svg{width:17px;height:17px}
.btn-primary{
  background:var(--grad-accent);color:#03121b;
  box-shadow:0 10px 30px -10px rgba(34,211,238,.55),inset 0 0 0 1px rgba(255,255,255,.14);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(34,211,238,.75),inset 0 0 0 1px rgba(255,255,255,.22)}
.btn-ghost{
  background:var(--panel-2);color:var(--ink);
  border:1px solid var(--line-strong);backdrop-filter:blur(8px);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(34,211,238,.5);color:#fff;background:rgba(34,211,238,.07)}
.btn-lg{padding:16px 32px;font-size:16.5px}
.btn-block{width:100%}

/* text link with arrow */
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--cyan);
  font-weight:500;font-size:14.5px;font-family:var(--font-mono);
  transition:gap .25s var(--ease),color .25s;
}
.link-arrow svg{width:15px;height:15px;transition:transform .25s var(--ease)}
.link-arrow:hover{color:var(--cyan-2)}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;height:var(--header-h);
  display:flex;align-items:center;
  transition:background .4s,border-color .4s,backdrop-filter .4s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(4,10,17,.72);backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--line);
}
.site-header .container{max-width:1440px}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand img{height:33px;width:auto;mix-blend-mode:screen;filter:drop-shadow(0 0 16px rgba(34,211,238,.35))}
.nav-desktop{display:flex;align-items:center;gap:0;margin-inline:auto;flex:0 1 auto;min-width:0}
.nav-item{position:relative}
.nav-link{
  display:inline-flex;align-items:center;gap:4px;white-space:nowrap;
  padding:7px 8px;border-radius:10px;color:var(--muted);
  font-size:13px;font-weight:500;transition:color .25s,background .25s;
}
.nav-link:hover,.nav-item:hover>.nav-link,.nav-link.active{color:var(--ink);background:var(--panel-2)}
.nav-link .caret{width:11px;height:11px;opacity:.6;transition:transform .25s}
.nav-item:hover .caret{transform:rotate(180deg)}
.dropdown{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:264px;padding:8px;border-radius:16px;
  background:rgba(7,14,22,.94);backdrop-filter:blur(20px);
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  opacity:0;visibility:hidden;transition:opacity .25s,transform .25s var(--ease);
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown::before{content:"";position:absolute;top:-14px;left:0;right:0;height:14px}
.dd-link{display:block;padding:11px 14px;border-radius:10px;color:var(--ink-soft);font-size:14.5px;font-weight:500;transition:background .2s,color .2s}
.dd-link:hover{background:rgba(34,211,238,.08);color:#fff}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.header-actions>.btn-primary{padding:11px 18px;font-size:14.5px}

/* lang switch */
.lang{display:flex;gap:2px;padding:2px;border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--panel)}
.lang a{font-family:var(--font-mono);font-size:11.5px;font-weight:500;letter-spacing:.03em;color:var(--muted-2);padding:5px 7px;border-radius:var(--radius-pill);transition:color .2s,background .2s}
.lang a:hover{color:var(--ink)}
.lang a.on{color:#04121b;background:var(--grad-accent)}

/* burger */
.burger{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--line-strong);background:var(--panel);align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:1.6px;background:var(--ink);transition:.3s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(5.6px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-5.6px) rotate(-45deg)}

/* mobile menu */
.mobile-menu{
  position:fixed;inset:var(--header-h) 0 0;z-index:99;
  background:rgba(3,8,14,.97);backdrop-filter:blur(18px);
  padding:20px clamp(18px,5vw,30px) 40px;overflow-y:auto;
  transform:translateX(100%);transition:transform .4s var(--ease);
  display:flex;flex-direction:column;gap:6px;
}
.mobile-menu.open{transform:translateX(0)}
.mm-group{border-bottom:1px solid var(--line);padding:6px 0}
.mm-top{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 4px;font-size:18px;font-weight:600;color:var(--ink)}
.mm-top .caret{width:15px;height:15px;transition:transform .3s;color:var(--muted)}
.mm-group.open .mm-top .caret{transform:rotate(180deg)}
.mm-sub{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.mm-sub a{display:block;padding:11px 16px;color:var(--muted);font-size:15.5px}
.mm-sub a:hover{color:var(--cyan)}
.mm-cta{margin-top:22px}
.mm-lang{display:flex;gap:8px;margin-top:20px;justify-content:center}

/* ---------- hero ---------- */
.hero{position:relative;padding-top:clamp(56px,10vh,110px);padding-bottom:clamp(48px,8vh,90px);overflow:hidden;--px:0px;--py:0px}
.hero-aura{position:absolute;z-index:-1;border-radius:50%;filter:blur(60px);pointer-events:none;transition:transform .5s ease-out}
.hero-aura.a{width:520px;height:520px;background:var(--glow-cyan);top:-120px;right:-60px;transform:translate(var(--px),var(--py))}
.hero-aura.b{width:360px;height:360px;background:var(--glow-blue);bottom:-140px;left:-40px;transform:translate(calc(var(--px)*-1),calc(var(--py)*-1))}
.hero-inner{max-width:960px}
.hero .eyebrow{margin-bottom:26px}
.hero h1{font-size:clamp(34px,6.2vw,72px);letter-spacing:-.035em;line-height:1.03}
.hero .sub{margin-top:26px;color:var(--muted);font-size:clamp(17px,2.1vw,22px);line-height:1.5;max-width:720px}
.hero .note{
  margin-top:22px;display:inline-flex;align-items:center;gap:10px;max-width:100%;
  font-family:var(--font-mono);font-size:13.5px;color:var(--ink-soft);
  padding:9px 16px;border-radius:16px;
  border:1px solid var(--line-strong);background:var(--panel);
}
.hero .note .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);animation:blink 1.8s infinite}
/* home hero fills exactly one screen below the sticky header (no scroll to see it) */
.hero-home{display:flex;align-items:center;min-height:calc(100svh - var(--header-h));padding-top:clamp(24px,4vh,56px);padding-bottom:clamp(24px,4vh,56px)}
.hero-home .container{width:100%}
/* two-column home hero */
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:clamp(30px,4vw,60px);align-items:center}
.hero-grid>*{min-width:0}
.hero-home .hero-copy{max-width:600px;min-width:0}
.hero-copy h1{font-size:clamp(32px,4.6vw,60px);letter-spacing:-.035em;line-height:1.04}
.hero-copy .sub{margin-top:24px;color:var(--muted);font-size:clamp(16px,1.55vw,20px);line-height:1.5}
/* hero visual: AI core panel */
.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:420px}
/* CTA moved here (absolute — does NOT affect the square or any layout); same size as in the header */
.hv-cta{position:absolute;left:50%;bottom:calc(100% + 40px);transform:translateX(-50%);white-space:nowrap;z-index:3;padding:11px 18px;font-size:14.5px}
.hv-panel{position:relative;width:min(460px,100%);aspect-ratio:1/1;border-radius:26px;border:1px solid var(--line-strong);background:linear-gradient(160deg,rgba(34,211,238,.06),rgba(59,130,246,.04));overflow:hidden;box-shadow:var(--shadow-card),inset 0 0 60px rgba(34,211,238,.05)}
.hv-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:34px 34px;mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 78%);-webkit-mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 78%);opacity:.7}
.hv-svg{position:absolute;inset:0;width:100%;height:100%}
.hv-core{transform-box:fill-box;transform-origin:center;animation:hvPulse 3.4s ease-in-out infinite;filter:drop-shadow(0 0 20px rgba(34,211,238,.7))}
@keyframes hvPulse{0%,100%{opacity:.9;transform:scale(1)}50%{opacity:1;transform:scale(1.12)}}
.hv-dash{transform-box:fill-box;transform-origin:200px 200px;animation:hvSpin 26s linear infinite}
.hv-orbit circle{animation:hvBlink 2.6s ease-in-out infinite}
.hv-orbit circle:nth-child(2){animation-delay:.5s}.hv-orbit circle:nth-child(3){animation-delay:1s}.hv-orbit circle:nth-child(4){animation-delay:1.5s}.hv-orbit circle:nth-child(5){animation-delay:2s}
@keyframes hvSpin{to{transform:rotate(360deg)}}
@keyframes hvBlink{0%,100%{opacity:1}50%{opacity:.35}}
.hv-chips{position:absolute;inset:0;pointer-events:none}
.hv-chip{position:absolute;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--ink-soft);padding:4px 9px;border-radius:var(--radius-pill);border:1px solid rgba(34,211,238,.3);background:rgba(7,14,22,.75);backdrop-filter:blur(4px)}
.hv-chip.c0{top:6%;left:50%;transform:translateX(-50%)}
.hv-chip.c1{top:32%;right:2%}
.hv-chip.c2{bottom:14%;right:16%}
.hv-chip.c3{bottom:22%;left:4%}
.hv-chip.c4{top:33%;left:0}
.hv-readout{position:absolute;bottom:14px;left:16px;font-family:var(--font-mono);font-size:11px;color:var(--muted-2);display:flex;align-items:center;gap:7px}
.hv-readout .hv-dot{width:6px;height:6px;border-radius:50%;background:#3ee08a;box-shadow:0 0 8px #3ee08a;animation:blink 1.8s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:clamp(24px,4vw,52px);margin-top:52px;padding-top:34px;border-top:1px solid var(--line)}
.metric .k{font-size:clamp(24px,3vw,34px);font-weight:600;letter-spacing:-.02em}
.metric .l{color:var(--muted-2);font-size:13.5px;font-family:var(--font-mono);margin-top:4px;letter-spacing:.02em}

/* page hero (inner pages, compact) */
.page-hero{padding-top:clamp(40px,7vh,78px);padding-bottom:clamp(30px,5vh,52px)}
.page-hero h1{font-size:clamp(30px,4.8vw,56px)}
.page-hero .sub{margin-top:22px;color:var(--muted);font-size:clamp(16px,1.8vw,20px);max-width:680px;line-height:1.5}
.breadcrumb{display:flex;gap:8px;align-items:center;font-family:var(--font-mono);font-size:12.5px;color:var(--muted-2);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{opacity:.5}

/* ---------- section ---------- */
.section{padding-block:var(--section-y);position:relative}
.section.tight{padding-block:clamp(44px,6vw,80px)}
.section-divider{height:1px;background:var(--grad-line);opacity:.4;max-width:var(--maxw);margin-inline:auto}

/* ---------- cards / feature grid ---------- */
.grid{display:grid;gap:var(--gap)}
.grid.c2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.c3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid.c4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  position:relative;padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);overflow:hidden;
  transition:transform .4s var(--ease),border-color .4s,background .4s;
}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-line);opacity:0;transition:opacity .4s}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);background:linear-gradient(180deg,rgba(34,211,238,.05),var(--panel))}
.card:hover::before{opacity:.9}
a.card:hover{border-color:rgba(34,211,238,.4)}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(34,211,238,.09);border:1px solid rgba(34,211,238,.18);color:var(--cyan);margin-bottom:18px;
  transition:transform .4s var(--ease),background .4s;
}
.card:hover .card-icon{transform:scale(1.06) rotate(-3deg);background:rgba(34,211,238,.16)}
.card-icon svg{width:23px;height:23px}
.card h3{font-size:18.5px;font-weight:600;letter-spacing:-.02em;margin-bottom:9px}
.card p{color:var(--muted);font-size:14.8px;line-height:1.55}
.card .link-arrow{margin-top:16px}
.card-num{position:absolute;top:20px;right:22px;font-family:var(--font-mono);font-size:13px;color:var(--muted-2);opacity:.6}

/* variant cards (consultants) — accent large */
.variants{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.variant{
  position:relative;padding:30px 28px;border-radius:var(--radius);
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
  border:1px solid var(--line);transition:transform .4s var(--ease),border-color .4s;
  display:flex;flex-direction:column;
}
.variant:hover{transform:translateY(-5px);border-color:rgba(34,211,238,.4)}
.variant .card-icon{width:52px;height:52px}
.variant h3{font-size:21px;margin-bottom:11px}
.variant p{color:var(--muted);font-size:15.5px;line-height:1.56}

/* ---------- bullets ---------- */
.bullets-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:clamp(30px,5vw,64px);align-items:center}
.bullets-wrap.single{grid-template-columns:1fr}
.bullets{display:grid;gap:12px}
.bullets.two{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px 34px}
.bullet{display:flex;gap:14px;align-items:flex-start;padding:13px 0;border-bottom:1px solid var(--line)}
.bullet:last-child{border-bottom:none}
.bullet .tick{flex:none;width:24px;height:24px;border-radius:8px;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.22);display:flex;align-items:center;justify-content:center;color:var(--cyan);margin-top:1px}
.bullet .tick svg{width:13px;height:13px}
.bullet span{font-size:15.6px;color:var(--ink-soft);line-height:1.45}
.note-box{
  margin-top:24px;padding:16px 20px;border-radius:var(--radius-sm);
  background:rgba(59,130,246,.06);border:1px solid rgba(59,130,246,.2);
  font-size:14.5px;color:var(--muted);line-height:1.55;
}
.note-box strong{color:var(--ink-soft);font-weight:500}

/* ---------- steps ---------- */
/* flex so a trailing orphan grows to a full-width summary row (no empty slot) */
.steps{display:flex;flex-wrap:wrap;gap:var(--gap)}
.step{position:relative;flex:1 1 calc(50% - var(--gap));min-width:280px;padding:20px 24px;border-radius:var(--radius);background:var(--panel);border:1px solid var(--line);transition:border-color .3s,transform .3s var(--ease)}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.step-n{font-family:var(--font-mono);font-size:13px;color:var(--cyan);font-weight:500;margin-bottom:10px;display:inline-flex;align-items:center;gap:8px}
.step-n::before{content:"";width:20px;height:1px;background:var(--grad-accent)}
.step h3{font-size:17.5px;margin-bottom:7px}
.step p{color:var(--muted);font-size:14.4px;line-height:1.5}
/* timeline layout */
.timeline{position:relative;display:grid;gap:0;max-width:820px;margin-inline:auto}
.timeline::before{content:"";position:absolute;left:19px;top:8px;bottom:8px;width:1.5px;background:linear-gradient(var(--cyan),var(--blue),transparent)}
.tl-item{position:relative;padding:0 0 26px 60px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:11px;top:2px;width:18px;height:18px;border-radius:50%;background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(34,211,238,.5);display:flex;align-items:center;justify-content:center}
.tl-dot i{width:5px;height:5px;border-radius:50%;background:var(--cyan)}
.tl-item .tl-n{font-family:var(--font-mono);font-size:14px;font-weight:500;color:var(--cyan);letter-spacing:.08em}
.tl-item h3{font-size:18px;margin:3px 0 6px}
.tl-item p{color:var(--muted);font-size:14.6px;line-height:1.5}

/* ---------- products (big rows) ---------- */
.products{display:grid;gap:var(--gap)}
.product{
  position:relative;display:grid;grid-template-columns:1fr;gap:22px;
  padding:32px clamp(24px,3vw,38px);border-radius:22px;
  background:linear-gradient(150deg,rgba(34,211,238,.045),var(--panel));
  border:1px solid var(--line);overflow:hidden;transition:border-color .4s,transform .4s var(--ease);
}
.product:hover{border-color:rgba(34,211,238,.35);transform:translateY(-4px)}
.product::after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:radial-gradient(circle,var(--glow-cyan),transparent 70%);opacity:.5;pointer-events:none}
.product-head{display:flex;align-items:center;gap:16px;position:relative;z-index:1}
.product-head .card-icon{margin-bottom:0;width:54px;height:54px}
.product-head h3{font-size:24px}
.product>p{color:var(--muted);font-size:16px;line-height:1.55;position:relative;z-index:1;max-width:760px}
.product .feat{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:9px 28px;position:relative;z-index:1}
.product .feat .bullet{padding:8px 0;border-bottom:1px dashed var(--line)}
.product .feat .bullet span{font-size:14.6px}

/* ---------- academy split ---------- */
.academy{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line-strong);background:linear-gradient(135deg,rgba(34,211,238,.07),rgba(59,130,246,.06))}
.academy-inner{display:grid;grid-template-columns:1fr 1fr;gap:0}
.acad-col{padding:clamp(28px,4vw,48px)}
.acad-col:first-child{border-right:1px solid var(--line)}
.acad-badge{font-family:var(--font-mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;display:block}
.acad-col h3{font-size:clamp(20px,2.4vw,27px);margin-bottom:14px;letter-spacing:-.02em}
.acad-col p{color:var(--muted);font-size:15.5px;line-height:1.55}
.acad-foot{padding:clamp(24px,3vw,34px) clamp(28px,4vw,48px);border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px}
.acad-feats{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:var(--font-mono);font-size:12.5px;color:var(--ink-soft);padding:7px 13px;border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--panel)}

/* ---------- industry cards ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ind{padding:22px 20px;border-radius:var(--radius-sm);background:var(--panel);border:1px solid var(--line);transition:border-color .3s,transform .3s var(--ease),background .3s}
.ind:hover{border-color:rgba(34,211,238,.35);transform:translateY(-3px);background:rgba(34,211,238,.04)}
.ind .card-icon{width:40px;height:40px;margin-bottom:14px}
.ind .card-icon svg{width:20px;height:20px}
.ind h3{font-size:15.5px;margin-bottom:5px;letter-spacing:-.01em}
.ind p{color:var(--muted);font-size:13.4px;line-height:1.45}

/* ---------- scenarios ---------- */
.scen-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.scen{padding:24px;border-radius:var(--radius);border:1px dashed var(--line-strong);background:var(--panel);transition:border-color .3s,transform .3s var(--ease)}
.scen:hover{border-color:rgba(34,211,238,.4);transform:translateY(-3px)}
.scen-tag{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin-bottom:12px;display:inline-flex;align-items:center;gap:7px}
.scen-tag::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--blue)}
.scen h3{font-size:17px;margin-bottom:8px}
.scen p{color:var(--muted);font-size:14.4px;line-height:1.5}

/* ---------- faq ---------- */
.faq{max-width:820px;margin-inline:auto;display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);overflow:hidden;transition:border-color .3s}
.faq-item.open{border-color:var(--line-strong)}
.faq-q{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;text-align:left;padding:20px 22px;font-size:16.5px;font-weight:500;color:var(--ink)}
.faq-q .pm{flex:none;width:22px;height:22px;position:relative}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--cyan);border-radius:2px}
.faq-q .pm::before{width:13px;height:1.6px}
.faq-q .pm::after{width:1.6px;height:13px;transition:transform .3s}
.faq-item.open .pm::after{transform:translate(-50%,-50%) scaleY(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.faq-a-inner{padding:0 22px 20px;color:var(--muted);font-size:15px;line-height:1.6}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;padding:clamp(34px,5vw,60px);
  background:linear-gradient(135deg,rgba(34,211,238,.1),rgba(59,130,246,.08));
  border:1px solid var(--line-strong);text-align:center;
}
.cta-band::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 100% at 50% 0%,var(--glow-cyan),transparent 70%);opacity:.6;pointer-events:none}
.cta-band h2{font-size:clamp(24px,3.4vw,38px);position:relative;letter-spacing:-.02em}
.cta-band p{color:var(--muted);font-size:clamp(15px,1.6vw,18px);margin-top:14px;max-width:560px;margin-inline:auto;position:relative}
.cta-band .btn{margin-top:28px;position:relative}

/* linkcard */
.linkcard{display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;padding:clamp(26px,3.5vw,40px);border-radius:22px;background:linear-gradient(120deg,rgba(59,130,246,.07),var(--panel));border:1px solid var(--line-strong)}
.linkcard h2{font-size:clamp(20px,2.6vw,28px);letter-spacing:-.02em}
.linkcard p{color:var(--muted);font-size:15px;margin-top:12px;line-height:1.55;max-width:720px}

/* callout */
.callout{padding:20px 24px;border-radius:var(--radius-sm);border:1px solid rgba(59,130,246,.28);background:rgba(59,130,246,.07);color:var(--ink-soft);font-size:15px;line-height:1.55;display:flex;gap:14px;align-items:flex-start}
.callout .ci{flex:none;color:var(--blue);margin-top:2px}

/* text block */
.textblock{max-width:780px}
.textblock h2{margin-bottom:18px}
.textblock p{color:var(--muted);font-size:16.5px;line-height:1.7;margin-bottom:16px}
.textblock p:last-child{margin-bottom:0}

/* ---------- form ---------- */
.form-wrap{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(30px,5vw,60px);align-items:start}
.form-wrap.standalone{grid-template-columns:1fr;max-width:760px;margin-inline:auto}
.form-side h2{font-size:clamp(24px,3vw,36px);letter-spacing:-.02em}
.form-side p{color:var(--muted);font-size:16.5px;line-height:1.6;margin-top:16px}
.form-contacts{margin-top:28px;display:grid;gap:12px}
.form-contacts a{display:flex;align-items:center;gap:12px;color:var(--ink-soft);font-size:15px}
.form-contacts a svg{width:18px;height:18px;color:var(--cyan)}
.form-card{padding:clamp(24px,3vw,36px);border-radius:22px;background:linear-gradient(180deg,var(--panel-2),var(--panel));border:1px solid var(--line-strong)}
/* form tabs: quick / detailed */
.form-tabs{display:flex;gap:6px;padding:5px;margin-bottom:22px;border-radius:var(--radius-pill);border:1px solid var(--line);background:var(--panel);width:fit-content;max-width:100%}
.ft-tab{flex:1 1 auto;white-space:nowrap;padding:10px 20px;border-radius:var(--radius-pill);font-family:var(--font-sans);font-size:14.5px;font-weight:500;color:var(--muted);transition:color .25s,background .25s}
.ft-tab.active{color:#03121b;background:var(--grad-accent);font-weight:600}
.ft-tab:not(.active):hover{color:var(--ink)}
.ft-panel[hidden]{display:none!important}
.form-quick-hint{color:var(--muted);font-size:15px;line-height:1.5;margin-bottom:18px}
.form-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:500;color:var(--muted);font-family:var(--font-mono);letter-spacing:.02em}
.field label .req{color:var(--cyan)}
.field input,.field select,.field textarea{
  font-family:var(--font-sans);font-size:15.5px;color:var(--ink);
  background:rgba(255,255,255,.03);border:1px solid var(--line-strong);border-radius:11px;
  padding:13px 15px;transition:border-color .25s,background .25s;width:100%;
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);background:rgba(34,211,238,.05)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2322d3ee' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 15px center;padding-right:38px}
.field select option{background:#07121b;color:var(--ink)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-consent{font-size:12.8px;color:var(--muted-2);line-height:1.5;margin-top:6px}
.form-consent a{color:var(--cyan)}
.form-msg{padding:14px 18px;border-radius:11px;font-size:14.5px;margin-top:4px;display:none}
.form-msg.ok{display:block;background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.3);color:var(--cyan-2)}
.form-msg.err{display:block;background:rgba(255,90,90,.1);border:1px solid rgba(255,90,90,.3);color:#ff9a9a}

/* ---------- legal ---------- */
.legal{max-width:820px;margin-inline:auto}
.legal .updated{font-family:var(--font-mono);font-size:13px;color:var(--muted-2);margin-bottom:34px}
.legal-block{margin-bottom:34px}
.legal-block h2{font-size:21px;margin-bottom:14px;letter-spacing:-.02em}
.legal-block p{color:var(--muted);font-size:16px;line-height:1.72;margin-bottom:12px}

/* ---------- footer ---------- */
.site-footer{position:relative;margin-top:var(--section-y);border-top:1px solid var(--line);padding-top:clamp(50px,7vw,80px)}
.footer-top{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:clamp(24px,3vw,44px);padding-bottom:48px}
.foot-brand img{height:36px;width:auto;mix-blend-mode:screen;filter:drop-shadow(0 0 14px rgba(34,211,238,.3));margin-bottom:18px}
.foot-brand p{color:var(--muted);font-size:14px;line-height:1.6;max-width:320px}
.foot-col .foot-h{font-size:12.5px;font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin-bottom:16px}
.foot-col a{display:block;color:var(--muted);font-size:14.4px;padding:5px 0;transition:color .2s}
.foot-col a:hover{color:var(--cyan)}
.footer-bottom{border-top:1px solid var(--line);padding:26px 0 30px;display:flex;flex-direction:column;align-items:center;gap:18px;text-align:center}
.footer-legal{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:center}
.footer-legal a{color:var(--muted-2);font-size:13px;transition:color .2s}
.footer-legal a:hover{color:var(--cyan)}
.footer-copy{color:var(--muted-2);font-size:13px;font-family:var(--font-mono)}
.footer-disclaimer{color:var(--muted-2);font-size:12px;line-height:1.55;max-width:760px;opacity:.8}
/* AI Cortex sign (hard-rule) */
.acx-sign{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-soft);padding:9px 18px;border-radius:var(--radius-pill);border:1px solid rgba(212,175,55,.4);background:rgba(212,175,55,.05);transition:border-color .3s,background .3s}
.acx-sign:hover{border-color:rgba(212,175,55,.7);background:rgba(212,175,55,.1)}
.acx-sign .spark{color:#e8c766}
.acx-sign b{font-weight:600;color:var(--ink)}

/* ---------- reveal on scroll ---------- */
/* Default: fully visible (no-JS + crawler safe). Animation is a JS-gated enhancement. */
.reveal{opacity:1;transform:none}
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.d1{transition-delay:.08s}.js .reveal.d2{transition-delay:.16s}.js .reveal.d3{transition-delay:.24s}.js .reveal.d4{transition-delay:.32s}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .ind-grid{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr 1fr 1fr;gap:32px}
  .foot-brand{grid-column:1/-1}
}
/* header collapses to burger before the long nav can clip the CTA (UA labels are widest) */
@media (max-width:1240px){
  .nav-desktop{display:none}
  .burger{display:flex}
  .header-actions .lang{display:none}
}
@media (max-width:900px){
  .bullets-wrap{grid-template-columns:1fr;gap:26px}
  .form-wrap{grid-template-columns:1fr;gap:30px}
  .academy-inner{grid-template-columns:1fr}
  .acad-col:first-child{border-right:none;border-bottom:1px solid var(--line)}
  .scen-grid{grid-template-columns:repeat(2,1fr)}
  .linkcard{grid-template-columns:1fr;gap:20px}
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero-home .hero-copy{max-width:640px}
  .hero-visual{min-height:0;order:2}
  .hv-panel{width:min(360px,80%)}
  .hv-cta{display:none}
}
@media (max-width:680px){
  body{font-size:16px}
  .grid.c2,.grid.c3,.grid.c4,.variants,.steps{grid-template-columns:1fr}
  .bullets.two,.product .feat{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:1fr 1fr}
  .scen-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .footer-top{grid-template-columns:1fr 1fr}
  .acad-foot{flex-direction:column;align-items:flex-start}
  .hero-visual{display:none}
  .step{flex:1 1 100%}
  .hero-copy h1{font-size:clamp(28px,7.6vw,40px);word-break:normal;overflow-wrap:break-word}
  .hero .sub,.page-hero .sub{font-size:16px}
}
@media (max-width:560px){
  /* header CTA lives in the burger menu on small screens — keep the bar uncluttered */
  .site-header .header-actions>.btn-primary{display:none}
  .header-inner{gap:10px}
}
@media (max-width:400px){
  .ind-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
}
/* ---------- cookie banner ---------- */
.cookie-banner{position:fixed;left:50%;bottom:20px;transform:translateX(-50%) translateY(140%);z-index:120;width:min(680px,calc(100vw - 32px));display:flex;flex-wrap:wrap;align-items:center;gap:16px;justify-content:space-between;padding:16px 20px;border-radius:16px;background:rgba(7,14,22,.94);backdrop-filter:blur(18px);border:1px solid var(--line-strong);box-shadow:var(--shadow-card);transition:transform .5s var(--ease)}
.cookie-banner.show{transform:translateX(-50%) translateY(0)}
.cookie-banner p{font-size:13.5px;color:var(--muted);line-height:1.5;flex:1 1 300px}
.cookie-banner p a{color:var(--cyan)}
.cookie-banner .btn{padding:11px 22px;font-size:14px}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal,.js .reveal{opacity:1!important;transform:none!important}
}
@media (hover:none){
  .card:hover,.variant:hover,.step:hover,.product:hover,.ind:hover,.scen:hover{transform:none}
}