/* ================================================================
   AI NEURAL — refined, minimalist, business-focused
   Alternating light/dark sections. No fancy serif.
   ================================================================ */

/* ── Tokens ───────────────────────────────────────────────────── */
.neural-page{
  --bg-0:#030712;        /* deep dark */
  --bg-1:#070e1f;        /* dark alt */
  --bg-2:#0d1426;        /* card dark */
  --light-0:#FFFFFF;     /* pure white */
  --light-1:#F6F7FB;     /* off-white */
  --light-2:#EEF1F7;     /* faint blue-gray */
  --line-d:rgba(148,163,184,.12);
  --line-d2:rgba(148,163,184,.2);
  --line-l:#E5E9F0;
  --line-l2:#D4DAE6;

  --ink:#0B1220;
  --ink-soft:#374151;
  --muted-l:#64748B;
  --dim-l:#94A3B8;

  --text-d:#E6ECF5;
  --muted-d:#9AA6B8;
  --dim-d:#5E6B82;

  --indigo:#4F46E5;
  --electric:#6366F1;
  --cyan:#06B6D4;
  --cyan-2:#22D3EE;
  --neon:#A78BFA;
  --amber:#F59E0B;
  --emerald:#10B981;
  --rose:#F43F5E;

  --font-display:'Space Grotesk','Inter',sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --font-mono:'JetBrains Mono','Fira Code',monospace;

  background:var(--bg-0);
  color:var(--text-d);
}
.neural-page *{box-sizing:border-box}
.neural-page a{color:inherit;text-decoration:none}
.neural-page button{cursor:pointer;border:0;background:0;font:inherit;color:inherit}
.neural-page .container{max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.neural-page .container--narrow{max-width:880px}
.neural-page ::selection{background:rgba(34,211,238,.25);color:#fff}

/* reveal */
.neural-page [data-animate]{opacity:0;transform:translateY(30px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.neural-page [data-animate].visible{opacity:1;transform:translateY(0)}

/* ── Header (glass on dark) ───────────────────────────────────── */
.neural-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(3,7,18,.7);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border-bottom:1px solid var(--line-d);
}
.neural-header .nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.neural-header .nav__menu{display:flex;gap:26px;align-items:center}
.neural-header .nav__link{color:var(--muted-d);font-size:.9rem;font-weight:500;transition:color .25s}
.neural-header .nav__link:hover{color:#fff}
.neural-header .nav__link--cta{
  position:relative;
  display:inline-flex;align-items:center;gap:.4rem;
  padding:10px 22px;border-radius:999px;
  color:#fff!important;font-weight:700;letter-spacing:.01em;
  background:linear-gradient(135deg,var(--indigo) 0%,var(--electric) 35%,var(--cyan-2) 100%);
  background-size:180% 180%;background-position:0% 50%;
  box-shadow:0 8px 22px -8px rgba(99,102,241,.65),0 0 0 1px rgba(255,255,255,.08) inset;
  transition:background-position .45s ease,box-shadow .35s ease,filter .35s ease;
  overflow:hidden;
  isolation:isolate;
}
.neural-header .nav__link--cta::before{
  content:'';position:absolute;inset:0;z-index:-1;
  background:linear-gradient(135deg,var(--neon),var(--cyan-2),var(--indigo));
  opacity:0;transition:opacity .45s ease;
}
.neural-header .nav__link--cta:hover{
  color:#fff!important;
  background-position:100% 50%;
  box-shadow:0 14px 32px -10px rgba(34,211,238,.55),0 0 0 1px rgba(255,255,255,.14) inset;
  filter:brightness(1.05);
}
.neural-header .nav__link--cta:hover::before{opacity:1}

/* ================================================================
   HERO — compact split
   ================================================================ */
.nhero{
  position:relative;overflow:hidden;
  padding:120px 0 70px;
  background:
    linear-gradient(180deg,#050a18 0%,#030712 100%);
}
.nhero__canvas{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:1;pointer-events:none;opacity:.85;
}
.nhero__bg{position:absolute;inset:0;pointer-events:none;z-index:2}
.nhero__grid-overlay{
  position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(148,163,184,.055) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(148,163,184,.055) 1px,transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at center,#000 35%,transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 35%,transparent 80%);
}
.nhero__orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.45;animation:orbFloat 18s ease-in-out infinite}
.nhero__orb--1{width:520px;height:520px;background:radial-gradient(circle,#4F46E5,transparent 70%);top:-180px;left:-100px}
.nhero__orb--2{width:620px;height:620px;background:radial-gradient(circle,#06B6D4,transparent 70%);bottom:-260px;right:-200px;animation-delay:-8s}
@keyframes orbFloat{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-30px)}}

.nhero__inner{
  position:relative;z-index:3;
  display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;
  min-height:min(78vh,720px);
}

/* LEFT block */
.nhero__left{max-width:580px}
.nhero__eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.22em;
  text-transform:uppercase;color:var(--cyan-2);
  padding:8px 14px;border:1px solid rgba(34,211,238,.28);
  border-radius:999px;background:rgba(34,211,238,.06);
  margin-bottom:26px;
}
.nhero__eyebrow-dot{
  width:6px;height:6px;border-radius:50%;background:var(--cyan-2);
  box-shadow:0 0 10px var(--cyan-2);animation:dotPulse 1.6s ease-in-out infinite;
}
@keyframes dotPulse{50%{transform:scale(1.3);opacity:.7}}

.nhero__title{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.1rem,4.2vw,3.6rem);
  line-height:1.08;letter-spacing:-.022em;color:#fff;
  margin-bottom:22px;
}
.nhero__title-accent{
  background:linear-gradient(120deg,#22D3EE,#A78BFA 60%,#22D3EE);
  background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
  animation:gradShift 7s ease-in-out infinite;
}
@keyframes gradShift{50%{background-position:100% 50%}}

.nhero__subtitle{
  font-size:1.05rem;line-height:1.6;color:var(--muted-d);
  margin-bottom:26px;max-width:500px;
}
.nhero__bullets{display:flex;flex-direction:column;gap:10px;margin-bottom:32px}
.nhero__bullets li{
  display:flex;align-items:center;gap:12px;
  font-size:.95rem;color:var(--text-d);
}
.nhero__bullets li i{
  width:22px;height:22px;border-radius:50%;
  background:rgba(16,185,129,.14);color:var(--emerald);
  display:inline-flex;align-items:center;justify-content:center;font-size:.65rem;
  flex-shrink:0;
}
.nhero__bullets li strong{color:#fff;font-weight:700;margin-right:2px}

.nhero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px}

/* ================================================================
   BUTTONS — delikatne hover, bez skakania
   ================================================================ */
.btn-magnetic{
  display:inline-block;position:relative;
  padding:2px;border-radius:999px;
  background:linear-gradient(135deg,#4F46E5,#22D3EE,#A78BFA);
  background-size:200% 200%;
  animation:gradShift 6s ease-in-out infinite;
  transition:filter .35s ease,box-shadow .35s ease;
  will-change:filter;
}
.btn-magnetic__inner{
  display:inline-flex;align-items:center;gap:12px;
  padding:13px 26px;border-radius:999px;
  background:#0B1220;color:#fff;
  font-weight:600;font-size:.92rem;letter-spacing:.005em;
  transition:background .35s ease,color .35s ease;
  position:relative;overflow:hidden;
}
.btn-magnetic__inner::before{
  content:'';position:absolute;inset:0;border-radius:999px;
  background:linear-gradient(135deg,rgba(99,102,241,.25),rgba(34,211,238,.18));
  opacity:0;transition:opacity .35s ease;z-index:0;
}
.btn-magnetic__inner>*{position:relative;z-index:1}
.btn-magnetic:hover{
  filter:brightness(1.08);
  box-shadow:0 10px 30px -10px rgba(34,211,238,.55),0 0 0 6px rgba(34,211,238,.08);
}
.btn-magnetic:hover .btn-magnetic__inner::before{opacity:1}
.btn-magnetic__dot{
  width:6px;height:6px;border-radius:50%;background:var(--cyan-2);
  box-shadow:0 0 10px var(--cyan-2);animation:dotPulse 1.4s ease-in-out infinite;
}
.btn-magnetic__arrow{transition:transform .35s ease}
.btn-magnetic:hover .btn-magnetic__arrow{transform:translateX(4px)}

.btn-outline{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;border-radius:999px;
  border:1px solid var(--line-d2);color:var(--text-d);
  font-weight:500;font-size:.92rem;
  transition:border-color .35s,color .35s,background .35s;
  background:rgba(255,255,255,.02);
}
.btn-outline:hover{border-color:var(--cyan-2);color:var(--cyan-2);background:rgba(34,211,238,.08)}

/* on light sections: adjust btn-magnetic inner for better contrast */
.neural-section--light .btn-magnetic__inner{background:#0B1220;color:#fff}
.neural-section--light .btn-outline{
  border-color:var(--line-l2);color:var(--ink);background:#fff;
}
.neural-section--light .btn-outline:hover{border-color:var(--electric);color:var(--electric);background:rgba(99,102,241,.06)}

/* ── Trust band ────────────────────────────────────────────── */
.nhero__trust{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:.85rem;color:var(--muted-d);
  padding-top:22px;border-top:1px solid var(--line-d);
}
.nhero__trust-stars{display:flex;align-items:center;gap:2px;color:var(--amber)}
.nhero__trust-score{margin-left:8px;color:#fff;font-family:var(--font-mono);font-weight:700}
.nhero__trust-google{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 11px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-d);
  color:var(--muted-d);font-size:.82rem;
}
.nhero__trust-google svg{flex-shrink:0}
.nhero__trust-google strong{color:#fff;font-weight:700}
.nhero__trust-sep{color:var(--dim-d)}
.nhero__trust-label strong{color:#fff;font-weight:700}

/* ================================================================
   RIGHT: Flow dashboard card
   ================================================================ */
.nhero__right{position:relative;min-height:480px}

.flow-card{
  position:relative;
  width:100%;max-width:560px;margin-left:auto;
  padding:0;
  background:
    radial-gradient(ellipse at top left,rgba(99,102,241,.18),transparent 55%),
    radial-gradient(ellipse at bottom right,rgba(34,211,238,.14),transparent 55%),
    linear-gradient(180deg,rgba(13,20,38,.98),rgba(7,14,31,.98));
  border:1px solid var(--line-d2);
  border-radius:22px;
  overflow:hidden;
  box-shadow:
    0 30px 80px rgba(0,0,0,.5),
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 1px 0 rgba(255,255,255,.05) inset;
  animation:cardFloat 6s ease-in-out infinite;
}
@keyframes cardFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
}

.flow-card__tick{
  position:absolute;width:12px;height:12px;pointer-events:none;
  border:1px solid rgba(34,211,238,.5);
}
.flow-card__tick--tl{top:8px;left:8px;border-right:0;border-bottom:0}
.flow-card__tick--tr{top:8px;right:8px;border-left:0;border-bottom:0}
.flow-card__tick--bl{bottom:8px;left:8px;border-right:0;border-top:0}
.flow-card__tick--br{bottom:8px;right:8px;border-left:0;border-top:0}

.flow-card__head{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 20px;border-bottom:1px solid var(--line-d);
  background:rgba(255,255,255,.02);
}
.flow-card__head-l{display:flex;align-items:center;gap:10px}
.flow-card__dot{
  width:8px;height:8px;border-radius:50%;background:var(--emerald);
  box-shadow:0 0 10px var(--emerald);animation:dotPulse 1.6s ease-in-out infinite;
}
.flow-card__title{
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.12em;
  color:#fff;text-transform:uppercase;
}
.flow-card__kpi{
  font-family:var(--font-mono);font-size:.76rem;color:var(--muted-d);letter-spacing:.05em;
}
.flow-card__kpi em{color:var(--cyan-2);font-style:normal;font-weight:700}

.flow-card__body{
  position:relative;
  padding:28px 20px;
  min-height:360px;
  display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:0;
}
.flow-card__svg{
  position:absolute;inset:0;width:100%;height:100%;
  pointer-events:none;z-index:1;
}
.fpath{
  fill:none;stroke:url(#pathGrad);stroke-width:1.5;
  stroke-dasharray:4 4;stroke-dashoffset:0;
  animation:fpathDash 2.5s linear infinite;opacity:.55;
}
@keyframes fpathDash{to{stroke-dashoffset:-32}}
.fpackets circle{filter:drop-shadow(0 0 6px currentColor)}

.flow-col{display:flex;flex-direction:column;gap:18px;position:relative;z-index:2}
.flow-col--in{padding-right:10px}
.flow-col--out{padding-left:10px}

.fnode{
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;
  background:rgba(13,20,38,.9);
  border:1px solid var(--line-d2);
  border-radius:10px;
  font-size:.85rem;color:var(--text-d);
  backdrop-filter:blur(6px);
  transition:all .3s;
}
.fnode i{
  width:26px;height:26px;border-radius:7px;
  background:rgba(99,102,241,.12);color:var(--cyan-2);
  display:inline-flex;align-items:center;justify-content:center;font-size:.8rem;
  flex-shrink:0;
}
.flow-col--out .fnode{flex-direction:row-reverse;text-align:right}

.flow-core{
  position:relative;z-index:2;
  width:140px;height:140px;
  display:flex;align-items:center;justify-content:center;
  margin:0 8px;
}
.flow-core__ring{
  position:absolute;border-radius:50%;
  border:1px solid rgba(34,211,238,.35);
  inset:0;
}
.flow-core__ring--1{animation:ringPulse 2.4s ease-in-out infinite}
.flow-core__ring--2{inset:12px;border-color:rgba(167,139,250,.3);animation:ringPulse 2.4s ease-in-out infinite .4s}
.flow-core__ring--3{inset:24px;border-color:rgba(99,102,241,.3);animation:ringPulse 2.4s ease-in-out infinite .8s}
@keyframes ringPulse{
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(1.08);opacity:.55}
}
.flow-core__center{
  position:relative;z-index:2;
  width:80px;height:80px;border-radius:50%;
  background:linear-gradient(135deg,#4F46E5,#22D3EE,#A78BFA);
  background-size:200% 200%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  color:#fff;
  box-shadow:0 0 40px rgba(34,211,238,.5),0 0 80px rgba(99,102,241,.3);
  animation:gradShift 5s ease-in-out infinite;
}
.flow-core__center span{font-family:var(--font-display);font-weight:700;font-size:1.4rem;letter-spacing:.02em;line-height:1}
.flow-core__center small{font-family:var(--font-mono);font-size:.6rem;letter-spacing:.15em;opacity:.8;margin-top:2px}

.flow-card__foot{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;
  padding:16px 20px;border-top:1px solid var(--line-d);
  background:rgba(255,255,255,.02);
}
.flow-card__foot div{display:flex;flex-direction:column;gap:2px;text-align:center}
.flow-card__foot strong{
  font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:#fff;line-height:1;
}
.flow-card__foot strong em{font-family:var(--font-mono);font-style:normal;color:var(--cyan-2);font-size:.9rem;font-weight:500;margin-left:2px}
.flow-card__foot span{font-family:var(--font-mono);font-size:.68rem;color:var(--muted-d);letter-spacing:.08em;text-transform:uppercase}

/* ================================================================
   MARQUEE — dark band, mocniejszy tekst, więcej oddechu
   ================================================================ */
.neural-marquee{
  position:relative;overflow:hidden;
  padding:56px 0 64px;
  background:var(--bg-0);
  border-top:1px solid var(--line-d);
  border-bottom:1px solid var(--line-d);
}
.neural-marquee__head{text-align:center;margin-bottom:72px}
.neural-marquee__eyebrow{
  display:inline-block;
  font-family:var(--font-mono);font-size:.82rem;letter-spacing:.2em;
  color:#E6ECF5;font-weight:500;text-transform:uppercase;
  padding:7px 18px;border:1px solid var(--line-d2);border-radius:999px;
  background:rgba(255,255,255,.03);
}
.neural-marquee__wrap{position:relative;overflow:hidden}
.neural-marquee__track{display:flex;gap:72px;width:max-content;align-items:center;animation:marquee 55s linear infinite}
@keyframes marquee{to{transform:translateX(-50%)}}
.neural-marquee__item{display:flex;align-items:center;gap:12px;color:#D5DCEA;opacity:.85;transition:opacity .3s;flex-shrink:0}
.neural-marquee__item:hover{opacity:1}
.neural-marquee__item img{width:28px;height:28px;object-fit:contain;filter:brightness(1.05)}
.neural-marquee__item span{font-family:var(--font-mono);font-size:.88rem;letter-spacing:.04em;font-weight:500}
.neural-marquee__fade{position:absolute;top:0;bottom:0;width:120px;z-index:2;pointer-events:none}
.neural-marquee__fade--l{left:0;background:linear-gradient(90deg,var(--bg-0),transparent)}
.neural-marquee__fade--r{right:0;background:linear-gradient(-90deg,var(--bg-0),transparent)}

/* ================================================================
   SECTION SYSTEM (light / dark alternating)
   ================================================================ */
.neural-section{position:relative;padding:120px 0;overflow:hidden}

/* DARK */
.neural-section--dark{
  background:var(--bg-0);
  color:var(--text-d);
}
.neural-section--dark::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse at top,rgba(99,102,241,.06),transparent 55%);
}

/* LIGHT */
.neural-section--light{
  background:var(--light-1);
  color:var(--ink);
}
.neural-section--light::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 80% 40% at 20% 0%,rgba(99,102,241,.05),transparent 60%),
    radial-gradient(ellipse 60% 40% at 100% 100%,rgba(34,211,238,.05),transparent 60%);
}
.neural-section--light::after{
  content:'';position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:
    linear-gradient(to right,rgba(11,18,32,.03) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(11,18,32,.03) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);
}

/* Problems section needs canvas above grid pattern */
.neural-section--problems::after{opacity:0}
.problems__bg{
  position:absolute;inset:0;width:100%;height:100%;
  z-index:1;pointer-events:none;
}
.neural-section--problems .container{z-index:2}

/* ── Section header ────────────────────────────────────────────── */
.sec-head{max-width:760px;margin-bottom:64px}
.sec-head--sm{margin-bottom:36px}
.sec-head__eyebrow{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--font-mono);font-size:.86rem;letter-spacing:.2em;
  text-transform:uppercase;margin-bottom:20px;font-weight:600;
}
.sec-head__eyebrow span{width:28px;height:2px;background:currentColor;opacity:.6;border-radius:2px}
.sec-head__title{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.8rem,3.6vw,2.8rem);
  line-height:1.15;letter-spacing:-.018em;
  margin-bottom:14px;
}
.sec-head__title--sm{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:0}
.sec-head__sub{font-size:1.05rem;line-height:1.6;max-width:620px}

.neural-section--dark .sec-head__title{color:#fff}
.neural-section--dark .sec-head__eyebrow{color:var(--cyan-2)}
.neural-section--dark .sec-head__eyebrow span{background:var(--cyan-2)}
.neural-section--dark .sec-head__sub{color:var(--muted-d)}

.neural-section--light .sec-head__title{color:var(--ink)}
.neural-section--light .sec-head__eyebrow{color:var(--electric)}
.neural-section--light .sec-head__eyebrow span{background:var(--electric)}
.neural-section--light .sec-head__sub{color:var(--muted-l)}

/* ================================================================
   PROBLEM GRID (light) + CTA
   ================================================================ */
.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.neural-section--light .problem-card{
  position:relative;overflow:hidden;
  padding:28px 26px;
  background:#fff;
  border:1px solid var(--line-l);
  border-radius:16px;
  transition:all .4s cubic-bezier(.16,1,.3,1);
}
.neural-section--light .problem-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--rose),var(--amber));
  transform:scaleX(0);transform-origin:left;transition:transform .5s;
}
.neural-section--light .problem-card:hover{
  transform:translateY(-4px);
  border-color:var(--line-l2);
  box-shadow:0 20px 40px -20px rgba(11,18,32,.12);
}
.neural-section--light .problem-card:hover::before{transform:scaleX(1)}
.problem-card__index{
  position:absolute;top:20px;right:22px;
  font-family:var(--font-mono);font-size:.72rem;color:var(--dim-l);letter-spacing:.12em;
}
.neural-section--dark .problem-card__index{color:var(--dim-d)}
.problem-card__icon{
  display:inline-flex;width:44px;height:44px;border-radius:11px;
  align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(244,63,94,.12),rgba(245,158,11,.1));
  color:var(--rose);font-size:1.1rem;margin-bottom:18px;
  border:1px solid rgba(244,63,94,.16);
}
.neural-section--light .problem-card h3{
  font-family:var(--font-display);font-weight:700;font-size:1.15rem;
  line-height:1.3;margin-bottom:10px;color:var(--ink);
}
.neural-section--light .problem-card p{font-size:.93rem;color:var(--muted-l);line-height:1.6;margin-bottom:18px}
.neural-section--light .problem-card__stat{
  padding-top:14px;border-top:1px dashed var(--line-l);
  font-size:.8rem;color:var(--muted-l);font-family:var(--font-mono);
}
.problem-card__stat span{color:var(--rose);font-weight:700}

.problems__cta{
  margin-top:56px;padding:36px;
  background:#fff;border:1px solid var(--line-l);border-radius:18px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  box-shadow:0 20px 50px -30px rgba(11,18,32,.12);
  position:relative;overflow:hidden;
}
.problems__cta::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--indigo),var(--cyan-2),var(--neon));
}
.problems__cta-text{
  font-family:var(--font-display);font-weight:600;font-size:1.15rem;color:var(--ink);
  line-height:1.4;margin:0;max-width:520px;
}

/* ================================================================
   BENEFITS GRID (dark) — stare SEO z sekcji KORZYŚCI
   ================================================================ */
.benefits-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
  margin-bottom:56px;
}
.benefit-card{
  position:relative;overflow:hidden;
  padding:30px 28px;border-radius:16px;
  background:linear-gradient(180deg,rgba(13,20,38,.85),rgba(7,14,31,.85));
  border:1px solid var(--line-d);
  transition:transform .35s,border-color .35s,box-shadow .35s;
}
.benefit-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(34,211,238,.5),transparent);
}
.benefit-card:hover{
  transform:translateY(-4px);
  border-color:rgba(34,211,238,.3);
  box-shadow:0 20px 50px -24px rgba(34,211,238,.25);
}
.benefit-card__num{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2rem,3.2vw,2.6rem);line-height:1;
  margin-bottom:14px;letter-spacing:-.02em;
  background:linear-gradient(135deg,#22D3EE,#A78BFA);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.benefit-card__num i{
  -webkit-text-fill-color:initial;color:var(--cyan-2);
  background:none;
}
.benefit-card h3{
  font-family:var(--font-display);font-weight:700;font-size:1.15rem;
  color:#fff;margin-bottom:10px;
}
.benefit-card p{font-size:.92rem;color:var(--muted-d);line-height:1.6}

/* ================================================================
   IMPACT (dark) — extra wizualizacja pod benefits
   ================================================================ */
.impact-grid{
  display:grid;grid-template-columns:2fr 1fr;grid-template-rows:auto auto;gap:18px;
}
.impact-grid--below{margin-top:12px}
.impact-card{
  position:relative;overflow:hidden;
  padding:28px 30px;
  background:linear-gradient(180deg,rgba(13,20,38,.9),rgba(7,14,31,.9));
  border:1px solid var(--line-d);
  border-radius:20px;
}
.impact-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(34,211,238,.55),transparent);
}
.impact-card--wide{grid-column:1;grid-row:1/3}
.impact-card--hours{grid-column:2;grid-row:1}
.impact-card--cost{grid-column:2;grid-row:2}

.impact-card__head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:18px;gap:14px;flex-wrap:wrap}
.impact-card__label{
  font-family:var(--font-mono);font-size:.7rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--dim-d);display:block;margin-bottom:6px;
}
.impact-card__title{
  font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:#fff;line-height:1.3;
}
.impact-card__legend{display:flex;gap:16px;font-family:var(--font-mono);font-size:.76rem;color:var(--muted-d)}
.impact-card__legend span{display:flex;align-items:center;gap:8px}
.impact-card__legend i{display:inline-block;width:10px;height:10px;border-radius:3px}

.chart-wrap{position:relative;width:100%;padding:8px 0}
.big-chart{width:100%;height:280px;overflow:visible}
.big-chart__grid line{stroke:var(--line-d);stroke-dasharray:2 6}
.big-chart__line{stroke-dasharray:3000;stroke-dashoffset:3000}
.big-chart.active .big-chart__line{animation:drawLine2 2.8s cubic-bezier(.16,1,.3,1) forwards}
.big-chart.active .big-chart__line--after{filter:drop-shadow(0 0 12px rgba(34,211,238,.55))}
@keyframes drawLine2{to{stroke-dashoffset:0}}
.big-chart__dot,.big-chart__dot-glow{opacity:0}
.big-chart.active .big-chart__dot{animation:dotFade .6s ease forwards 2.4s}
.big-chart.active .big-chart__dot-glow{animation:dotPulse2 2s ease-in-out infinite 2.6s}
@keyframes dotFade{to{opacity:1}}
@keyframes dotPulse2{0%,100%{opacity:.25;r:14}50%{opacity:.05;r:22}}
.chart-axis{display:flex;justify-content:space-between;margin-top:10px;font-family:var(--font-mono);font-size:.7rem;color:var(--dim-d);letter-spacing:.05em}
.impact-card__row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  padding-top:22px;margin-top:22px;border-top:1px solid var(--line-d);
}
.impact-card__row>div{display:flex;flex-direction:column;gap:4px}
.impact-card__row strong{font-family:var(--font-display);font-size:1.65rem;font-weight:700;color:#fff}
.impact-card__row span{font-size:.8rem;color:var(--muted-d)}

.impact-card--hours{display:flex;flex-direction:column}
.hours-counter{display:flex;flex-direction:column;gap:4px;margin-bottom:14px}
.hours-counter__num{
  font-family:var(--font-display);font-weight:700;
  font-size:clamp(2rem,3.4vw,3rem);color:#fff;line-height:1;
  background:linear-gradient(135deg,#22D3EE,#A78BFA);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hours-counter__sub{font-size:.86rem;color:var(--muted-d)}
.hours-counter__visual{display:flex;gap:3px;flex-wrap:wrap;margin-bottom:10px}
.hours-counter__visual i{
  flex:1;min-width:5px;height:24px;border-radius:2px;
  background:linear-gradient(180deg,rgba(34,211,238,.9),rgba(99,102,241,.6));
  transform-origin:bottom;transform:scaleY(0);
  animation:barRise .8s cubic-bezier(.16,1,.3,1) forwards;
  box-shadow:0 0 4px rgba(34,211,238,.4);
}
.hours-counter__visual i:nth-child(2n){background:linear-gradient(180deg,rgba(167,139,250,.9),rgba(99,102,241,.6))}
.hours-counter__visual i:nth-child(3n){background:linear-gradient(180deg,rgba(139,92,246,.9),rgba(34,211,238,.6))}
@keyframes barRise{to{transform:scaleY(1)}}
.hours-counter__visual i:nth-child(1){animation-delay:.05s}.hours-counter__visual i:nth-child(2){animation-delay:.1s}.hours-counter__visual i:nth-child(3){animation-delay:.15s}.hours-counter__visual i:nth-child(4){animation-delay:.2s}.hours-counter__visual i:nth-child(5){animation-delay:.25s}.hours-counter__visual i:nth-child(6){animation-delay:.3s}.hours-counter__visual i:nth-child(7){animation-delay:.35s}.hours-counter__visual i:nth-child(8){animation-delay:.4s}.hours-counter__visual i:nth-child(9){animation-delay:.45s}.hours-counter__visual i:nth-child(10){animation-delay:.5s}.hours-counter__visual i:nth-child(11){animation-delay:.55s}.hours-counter__visual i:nth-child(12){animation-delay:.6s}.hours-counter__visual i:nth-child(13){animation-delay:.65s}.hours-counter__visual i:nth-child(14){animation-delay:.7s}.hours-counter__visual i:nth-child(15){animation-delay:.75s}.hours-counter__visual i:nth-child(16){animation-delay:.8s}.hours-counter__visual i:nth-child(17){animation-delay:.85s}.hours-counter__visual i:nth-child(18){animation-delay:.9s}.hours-counter__visual i:nth-child(19){animation-delay:.95s}.hours-counter__visual i:nth-child(20){animation-delay:1s}.hours-counter__visual i:nth-child(21){animation-delay:1.05s}.hours-counter__visual i:nth-child(22){animation-delay:1.1s}.hours-counter__visual i:nth-child(23){animation-delay:1.15s}.hours-counter__visual i:nth-child(24){animation-delay:1.2s}.hours-counter__visual i:nth-child(25){animation-delay:1.25s}.hours-counter__visual i:nth-child(26){animation-delay:1.3s}.hours-counter__visual i:nth-child(27){animation-delay:1.35s}.hours-counter__visual i:nth-child(28){animation-delay:1.4s}
.hours-counter__note{font-family:var(--font-mono);font-size:.7rem;color:var(--dim-d);letter-spacing:.04em;margin-top:auto}

.cost-bars{display:flex;flex-direction:column;gap:14px}
.cost-bar{display:grid;grid-template-columns:140px 1fr;gap:14px;align-items:center}
.cost-bar__label{font-size:.88rem;color:var(--text-d);font-weight:500}
.cost-bar__track{height:28px;background:rgba(148,163,184,.06);border-radius:7px;position:relative;overflow:hidden}
.cost-bar__track span{
  display:flex;align-items:center;justify-content:flex-end;
  position:absolute;top:0;left:0;height:100%;width:0;
  padding:0 12px;border-radius:7px;
  background:linear-gradient(90deg,var(--indigo),var(--cyan-2));
  animation:costBar 1.6s cubic-bezier(.16,1,.3,1) forwards;
  --v:0%;box-shadow:0 0 14px rgba(34,211,238,.3);
}
.cost-bar__track span em{font-family:var(--font-mono);font-size:.78rem;color:#fff;font-weight:600;font-style:normal}
@keyframes costBar{to{width:var(--v)}}

/* ================================================================
   USECASE CARDS (light) — skopiowane 1:1 z ai-classic
   2 kolumny, wycentrowane, płynny expand przez scrollHeight
   ================================================================ */
.usecases__grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1.5rem;
}
.usecase-card{
  background:#FFFFFF;
  border:1px solid #E2E8F0;
  border-radius:16px;
  padding:2rem 1.5rem;
  text-align:center;
  transition:all .35s cubic-bezier(.4,0,.2,1);
  position:relative;
  overflow:hidden;
}
.usecase-card::before{
  content:'';
  position:absolute;
  top:0;left:0;right:0;
  height:3px;
  background:linear-gradient(135deg,#7C3AED 0%,#3B82F6 50%,#06B6D4 100%);
  transform:scaleX(0);
  transition:transform .5s;
  transform-origin:center;
}
.usecase-card:hover{
  box-shadow:0 20px 40px rgba(124,58,237,.1);
  border-color:rgba(124,58,237,.2);
}
.usecase-card:hover::before{transform:scaleX(1)}

.usecase-card__icon{
  width:60px;height:60px;
  margin:0 auto 1.25rem;
  display:flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:linear-gradient(135deg,rgba(124,58,237,.08) 0%,rgba(6,182,212,.05) 100%);
  border:1px solid rgba(124,58,237,.1);
  font-size:1.5rem;
  color:#7C3AED;
}
.neural-section--light .usecase-card h3{
  font-family:var(--font-display);
  font-size:1.05rem;
  font-weight:700;
  color:#1E293B;
  margin:0 0 .5rem;
  letter-spacing:-.005em;
}
.neural-section--light .usecase-card__short{
  font-size:.9rem;
  color:#64748B;
  line-height:1.65;
  margin:0 0 .75rem;
}
.usecase-card__toggle{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  background:none;
  border:none;
  color:#7C3AED;
  font-family:var(--font-body);
  font-size:.82rem;
  font-weight:600;
  cursor:pointer;
  padding:.4rem 0;
  transition:all .35s cubic-bezier(.4,0,.2,1);
}
.usecase-card__toggle i{
  font-size:.7rem;
  transition:transform .35s ease;
}
.usecase-card__toggle:hover{color:#5f14e0}
.usecase-card__toggle[aria-expanded="true"] i{transform:rotate(180deg)}

.usecase-card__details{
  max-height:0;
  overflow:hidden;
  opacity:0;
  transition:max-height .5s cubic-bezier(.4,0,.2,1),opacity .35s ease,margin-top .35s ease;
  text-align:left;
  margin-top:0;
}
.usecase-card__details p{
  font-size:.88rem;
  color:#64748B;
  line-height:1.7;
  margin:0 0 .75rem;
}
.usecase-card__details ul{
  list-style:none;
  padding:0;
  margin:0 0 .75rem;
}
.usecase-card__details ul li{
  position:relative;
  padding-left:1.4rem;
  margin-bottom:.6rem;
  font-size:.85rem;
  color:#64748B;
  line-height:1.6;
}
.usecase-card__details ul li::before{
  content:'';
  position:absolute;
  left:0;top:.55em;
  width:6px;height:6px;
  border-radius:50%;
  background:linear-gradient(135deg,#7C3AED 0%,#3B82F6 50%,#06B6D4 100%);
}
.usecase-card__details ul li strong{color:#1E293B}

.usecase-card.expanded{
  border-color:rgba(124,58,237,.25);
  box-shadow:0 10px 30px rgba(124,58,237,.08);
}
.usecase-card.expanded::before{transform:scaleX(1)}
.usecase-card.expanded .usecase-card__details{
  opacity:1;
  margin-top:1rem;
}

/* ================================================================
   FLOW DIAGRAM SECTION (dark)
   ================================================================ */
.neural-section--flow .flow-diagram{
  padding:36px;border-radius:22px;
  background:linear-gradient(180deg,rgba(13,20,38,.85),rgba(7,14,31,.85));
  border:1px solid var(--line-d);
  position:relative;overflow:hidden;
}
.flow-diagram::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(to right,rgba(148,163,184,.04) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(148,163,184,.04) 1px,transparent 1px);
  background-size:36px 36px;
  mask-image:radial-gradient(ellipse at center,#000 40%,transparent 85%);
  -webkit-mask-image:radial-gradient(ellipse at center,#000 40%,transparent 85%);
  pointer-events:none;
}
.flow-svg{width:100%;height:auto;max-height:400px;position:relative;z-index:2}
.flow-path{stroke-dasharray:6 6;animation:flowDash 2s linear infinite;filter:drop-shadow(0 0 4px rgba(34,211,238,.4))}
@keyframes flowDash{to{stroke-dashoffset:-24}}
.flow-node circle,.flow-node rect{
  fill:rgba(13,20,38,.96);stroke:rgba(99,102,241,.4);stroke-width:1.5;
  filter:drop-shadow(0 0 20px rgba(99,102,241,.22));
}
.flow-node text{fill:#fff;font-family:var(--font-display);font-weight:600;font-size:14px}
.flow-node .flow-node__sub,
.flow-node .flow-node__label{font-family:var(--font-mono);font-size:11px;fill:var(--muted-d);font-weight:400}
.flow-node .flow-node__icon{font-size:22px;fill:var(--cyan-2)}
.flow-node--hub circle:first-child{stroke:var(--cyan-2);fill:rgba(34,211,238,.08)}
.flow-node__ring{fill:none;stroke:rgba(34,211,238,.32);stroke-width:1;stroke-dasharray:4 4;animation:spin 18s linear infinite;transform-origin:640px 170px}
@keyframes spin{to{transform:rotate(360deg)}}
.flow-packets circle{filter:drop-shadow(0 0 6px currentColor)}
.flow-legend{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  padding-top:24px;margin-top:24px;border-top:1px solid var(--line-d);
  position:relative;z-index:2;
}
.flow-legend div{display:flex;flex-direction:column;gap:4px;text-align:center}
.flow-legend strong{font-family:var(--font-display);font-size:1.55rem;color:#fff;font-weight:700}
.flow-legend span{font-size:.82rem;color:var(--muted-d)}

/* ================================================================
   CASE STUDY (light)
   ================================================================ */
.neural-section--light .case-block{
  position:relative;padding:44px;border-radius:22px;
  background:#fff;
  border:1px solid var(--line-l);
  overflow:hidden;
  box-shadow:0 30px 60px -30px rgba(11,18,32,.12);
}
.case-block::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--indigo),var(--cyan),var(--neon));
}
.case-block::after{
  content:'';position:absolute;top:-140px;right:-140px;width:380px;height:380px;
  border-radius:50%;background:radial-gradient(circle,rgba(99,102,241,.08),transparent 70%);
  pointer-events:none;
}
.case-block__head{margin-bottom:32px;position:relative;z-index:1}
.case-block__tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.case-block__tags span{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:6px;
  background:var(--light-2);border:1px solid var(--line-l);
  font-family:var(--font-mono);font-size:.74rem;color:var(--muted-l);
}
.case-block__tag--ok{color:var(--emerald)!important;border-color:rgba(16,185,129,.3)!important;background:rgba(16,185,129,.08)!important}
.neural-section--light .case-block__title{
  font-family:var(--font-display);font-weight:700;font-size:clamp(1.6rem,3vw,2.4rem);
  line-height:1.2;color:var(--ink);letter-spacing:-.015em;
}

.case-block__body{
  display:grid;grid-template-columns:1fr 1fr;gap:36px;
  padding:28px 0;border-top:1px solid var(--line-l);border-bottom:1px solid var(--line-l);
  position:relative;z-index:1;
}
.neural-section--light .case-block__col h3{
  font-family:var(--font-display);font-weight:700;font-size:1.05rem;color:var(--ink);
  display:flex;align-items:center;gap:10px;margin:0 0 10px;
}
.case-block__col h3 i{color:var(--electric)}
.neural-section--light .case-block__col h3+p{margin-bottom:20px;color:var(--muted-l);line-height:1.65}

.case-metrics{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.neural-section--light .case-metric{
  padding:20px 18px;border-radius:12px;
  background:var(--light-2);
  border:1px solid var(--line-l);
  display:flex;flex-direction:column;gap:4px;
  transition:transform .3s,border-color .3s;
}
.case-metric:hover{transform:translateY(-3px);border-color:var(--electric)}
.case-metric__num{
  font-family:var(--font-display);font-weight:700;font-size:1.9rem;line-height:1;letter-spacing:-.02em;
  background:linear-gradient(135deg,#4F46E5,#22D3EE);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.neural-section--light .case-metric__label{font-size:.8rem;color:var(--muted-l);line-height:1.4}

.neural-section--light .case-block__quote{
  margin:28px 0;padding:20px 26px;border-left:3px solid var(--cyan);
  font-family:var(--font-display);font-size:1.15rem;line-height:1.55;
  color:var(--ink);position:relative;z-index:1;background:var(--light-1);border-radius:0 12px 12px 0;
}
.case-block__quote cite{
  display:block;margin-top:12px;font-style:normal;font-size:.86rem;
  color:var(--muted-l);font-family:var(--font-mono);
}
.case-block__cta{position:relative;z-index:1;margin-top:24px}

/* ================================================================
   DIGIT BAND (dark accent) — przyciemniony tekst CTA
   ================================================================ */
.digit-band{
  position:relative;padding:32px 0;
  background:linear-gradient(90deg,#050a18,#15204a,#050a18);
  border-top:1px solid rgba(99,102,241,.2);
  border-bottom:1px solid rgba(99,102,241,.2);
  overflow:hidden;
}
.digit-band__glow{position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at center,rgba(99,102,241,.22),transparent 60%);animation:glowPulse 4s ease-in-out infinite}
@keyframes glowPulse{50%{opacity:.5}}
.digit-band__inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px}
.digit-band__icon{
  width:50px;height:50px;border-radius:12px;
  background:linear-gradient(135deg,#F59E0B,#F43F5E);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.3rem;
  box-shadow:0 10px 30px rgba(245,158,11,.3);
}
.digit-band__text strong{display:block;font-family:var(--font-display);font-weight:700;font-size:1.1rem;color:#fff;margin-bottom:4px}
.digit-band__text span{color:var(--muted-d);font-size:.92rem}
.digit-band__cta{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 22px;border-radius:999px;
  background:#fff;color:#030712!important;
  font-family:var(--font-display);font-weight:800;font-size:.94rem;letter-spacing:.005em;
  transition:background .3s,color .3s,box-shadow .3s;
  white-space:nowrap;
  border:2px solid #fff;
}
.digit-band__cta i{color:#030712;transition:transform .3s}
.digit-band__cta:hover{
  background:#030712;color:#fff!important;border-color:var(--cyan-2);
  box-shadow:0 0 0 4px rgba(34,211,238,.2);
}
.digit-band__cta:hover i{color:#fff;transform:translateX(3px)}

/* ================================================================
   TIMELINE (light)
   ================================================================ */
.neural-section--light .timeline{position:relative;padding-top:36px}
.neural-section--light .timeline__track{
  position:absolute;top:80px;left:5%;right:5%;height:2px;background:var(--line-l2);
}
.neural-section--light .timeline__progress{
  position:absolute;top:0;left:0;height:100%;width:0;
  background:linear-gradient(90deg,var(--indigo),var(--cyan-2),var(--neon));
  box-shadow:0 0 10px rgba(99,102,241,.4);
  transition:width 1.2s cubic-bezier(.16,1,.3,1);
}
.timeline__steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.neural-section--light .tstep{
  position:relative;padding:64px 18px 22px;text-align:center;
  background:#fff;border:1px solid var(--line-l);border-radius:16px;
  transition:border-color .35s,box-shadow .35s,transform .35s;
}
.neural-section--light .tstep:hover{transform:translateY(-4px);border-color:var(--electric);box-shadow:0 20px 40px -20px rgba(99,102,241,.18)}
.tstep__dot{
  position:absolute;top:-22px;left:50%;transform:translateX(-50%);
  width:52px;height:52px;border-radius:50%;
  background:linear-gradient(135deg,#4F46E5,#22D3EE);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.05rem;
  box-shadow:0 0 0 4px var(--light-1),0 8px 24px rgba(79,70,229,.35);
  z-index:2;
}
.neural-section--light .tstep__num{
  font-family:var(--font-mono);font-size:.76rem;color:var(--dim-l);
  letter-spacing:.2em;margin-bottom:10px;
}
.neural-section--light .tstep h3{font-family:var(--font-display);font-weight:700;font-size:1.1rem;color:var(--ink);margin-bottom:10px}
.neural-section--light .tstep p{font-size:.88rem;color:var(--muted-l);line-height:1.55;margin-bottom:14px}
.tstep__time{
  display:inline-block;padding:4px 12px;border-radius:999px;
  background:rgba(34,211,238,.1);border:1px solid rgba(34,211,238,.25);
  font-family:var(--font-mono);font-size:.7rem;color:var(--cyan);letter-spacing:.05em;
}

/* ================================================================
   TESTIMONIALS (dark)
   ================================================================ */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.testi{
  position:relative;padding:30px 26px;
  background:linear-gradient(180deg,rgba(13,20,38,.85),rgba(7,14,31,.85));
  border:1px solid var(--line-d);border-radius:16px;
  transition:transform .4s,border-color .3s;
}
.testi:hover{transform:translateY(-4px);border-color:rgba(167,139,250,.35)}
.testi__stars{color:var(--amber);margin-bottom:14px;font-size:.82rem;letter-spacing:2px}
.testi blockquote{
  font-family:var(--font-display);font-weight:400;font-size:1.05rem;line-height:1.55;color:#fff;
  margin:0 0 22px;
}
.testi__author{display:flex;align-items:center;gap:12px}
.testi__avatar{
  width:42px;height:42px;border-radius:50%;
  background:linear-gradient(135deg,var(--indigo),var(--cyan-2));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;
}
.testi__author strong{display:block;color:#fff;font-size:.92rem;font-weight:600}
.testi__author span{font-family:var(--font-mono);font-size:.76rem;color:var(--muted-d)}

/* ================================================================
   FAQ (light)
   ================================================================ */
.nfaq{display:flex;flex-direction:column;gap:10px}
.neural-section--light .nfaq__item{
  border:1px solid var(--line-l);border-radius:12px;
  background:#fff;
  overflow:hidden;transition:border-color .3s,box-shadow .3s;
}
.neural-section--light .nfaq__item[open]{
  border-color:var(--electric);
  box-shadow:0 10px 30px -15px rgba(99,102,241,.2);
}
.neural-section--light .nfaq__item summary{
  list-style:none;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;
  padding:20px 24px;font-family:var(--font-display);font-weight:600;font-size:1rem;color:var(--ink);
  transition:color .3s;
}
.nfaq__item summary::-webkit-details-marker{display:none}
.neural-section--light .nfaq__item[open] summary{color:var(--electric)}
.nfaq__q{flex:1;padding-right:18px}
.nfaq__icon{position:relative;width:22px;height:22px;flex-shrink:0}
.nfaq__icon span{
  position:absolute;top:50%;left:50%;width:14px;height:2px;background:currentColor;
  transform:translate(-50%,-50%);border-radius:2px;transition:transform .3s;
}
.nfaq__icon span:last-child{transform:translate(-50%,-50%) rotate(90deg)}
.nfaq__item[open] .nfaq__icon span:last-child{transform:translate(-50%,-50%) rotate(0)}
.neural-section--light .nfaq__a{padding:0 24px 22px;color:var(--muted-l);line-height:1.65;font-size:.94rem}

/* ================================================================
   CONTACT (LIGHT)
   ================================================================ */
.neural-section--contact{padding:120px 0}

.neural-section--light .ncontact{
  display:grid;grid-template-columns:1.3fr 1fr;gap:24px;
  padding:40px;border-radius:22px;
  background:#fff;
  border:1px solid var(--line-l);
  box-shadow:0 30px 70px -30px rgba(11,18,32,.14);
  position:relative;z-index:1;overflow:hidden;
}
.neural-section--light .ncontact::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--indigo),var(--cyan-2),var(--neon));
}
.ncontact__form{display:flex;flex-direction:column;gap:16px}
.ncontact__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.ncontact__group{display:flex;flex-direction:column;gap:7px;position:relative}
.neural-section--light .ncontact__group label{
  font-family:var(--font-mono);font-size:.76rem;letter-spacing:.1em;
  text-transform:uppercase;color:var(--ink-soft);font-weight:600;
}
.neural-section--light .ncontact__group label small{text-transform:none;letter-spacing:0;color:var(--muted-l);font-weight:400}

.neural-section--light .ncontact__group input,
.neural-section--light .ncontact__group textarea{
  padding:14px 16px;border-radius:10px;
  background:var(--light-1);border:1px solid var(--line-l2);color:var(--ink);
  font-size:.97rem;font-family:var(--font-body);
  transition:all .3s;
}
.neural-section--light .ncontact__group input::placeholder,
.neural-section--light .ncontact__group textarea::placeholder{color:var(--dim-l)}
.neural-section--light .ncontact__group input:focus,
.neural-section--light .ncontact__group textarea:focus{
  outline:none;border-color:var(--electric);background:#fff;
  box-shadow:0 0 0 4px rgba(99,102,241,.12);
}
.neural-section--light .ncontact__group textarea{resize:vertical;min-height:130px;font-family:inherit}
.contact-form__error{color:var(--rose);font-size:.78rem;min-height:1em}

.neural-section--light .contact-form__checkbox{
  display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:flex-start;
  padding-top:4px;cursor:pointer;
}
.contact-form__checkbox input{position:absolute;opacity:0;pointer-events:none}
.neural-section--light .contact-form__checkmark{
  width:20px;height:20px;border-radius:6px;
  border:1.5px solid var(--line-l2);background:#fff;
  position:relative;transition:all .2s;
}
.neural-section--light .contact-form__checkbox input:checked ~ .contact-form__checkmark{
  border-color:var(--electric);background:var(--electric);
}
.contact-form__checkmark::after{
  content:'';position:absolute;top:2px;left:6px;width:5px;height:10px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);opacity:0;transition:opacity .2s;
}
.contact-form__checkbox input:checked ~ .contact-form__checkmark::after{opacity:1}
.neural-section--light .contact-form__checkbox-text{font-size:.82rem;color:var(--ink-soft);line-height:1.55}
.neural-section--light .contact-form__checkbox-text a{color:var(--electric);text-decoration:underline;text-underline-offset:2px}

.neural-section--light .ncontact__submit{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 26px;border-radius:12px;
  background:linear-gradient(135deg,#4F46E5,#22D3EE,#A78BFA);
  background-size:200% 200%;
  color:#fff;font-weight:700;font-size:.98rem;font-family:var(--font-display);
  transition:filter .3s,box-shadow .3s;position:relative;overflow:hidden;
  animation:gradShift 5s ease-in-out infinite;
  box-shadow:0 10px 30px rgba(79,70,229,.32);
}
.neural-section--light .ncontact__submit:hover{filter:brightness(1.08);box-shadow:0 14px 40px rgba(79,70,229,.5)}
.ncontact__submit span{position:relative;z-index:2;display:inline-flex;align-items:center;gap:10px}

.form-toast{
  display:none;align-items:center;gap:14px;padding:16px 20px;border-radius:12px;
  background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.3);margin-top:16px;
}
.form-toast.show{display:flex;animation:toastIn .4s ease}
@keyframes toastIn{from{opacity:0;transform:translateY(8px)}}
.form-toast__icon{color:var(--emerald);font-size:1.4rem}
.neural-section--light .form-toast__content strong{display:block;color:var(--ink);margin-bottom:2px}
.neural-section--light .form-toast__content p{margin:0;font-size:.86rem;color:var(--muted-l)}
.form-toast__close{margin-left:auto;color:var(--muted-l);padding:4px 8px}

.neural-section--light .ncontact__info{
  padding:30px 28px;border-radius:16px;
  background:linear-gradient(180deg,rgba(99,102,241,.06),rgba(34,211,238,.04));
  border:1px solid var(--line-l);
  display:flex;flex-direction:column;gap:18px;
}
.neural-section--light .ncontact__info h3{font-family:var(--font-display);font-weight:700;font-size:1.4rem;color:var(--ink)}
.neural-section--light .ncontact__info>p{color:var(--muted-l);font-size:.92rem;line-height:1.55;margin:-6px 0 0}
.ncontact__info ul{display:flex;flex-direction:column;gap:11px;list-style:none;padding:0}
.neural-section--light .ncontact__info li{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:.92rem}
.neural-section--light .ncontact__info li i{
  width:32px;height:32px;border-radius:9px;
  background:rgba(99,102,241,.1);color:var(--electric);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.neural-section--light .ncontact__info li a{color:var(--ink);transition:color .3s}
.neural-section--light .ncontact__info li a:hover{color:var(--electric)}
.ncontact__social{display:flex;gap:10px;margin-top:auto}
.neural-section--light .ncontact__social a{
  width:38px;height:38px;border-radius:10px;
  background:#fff;border:1px solid var(--line-l);
  display:flex;align-items:center;justify-content:center;color:var(--muted-l);
  transition:color .3s,border-color .3s,background .3s;
}
.neural-section--light .ncontact__social a:hover{color:#fff;border-color:var(--electric);background:var(--electric)}

/* ================================================================
   RELATED (light)
   ================================================================ */
.neural-section--related{padding:80px 0}
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.neural-section--light .related{
  padding:22px;border-radius:13px;
  background:#fff;border:1px solid var(--line-l);
  transition:border-color .3s,box-shadow .3s,transform .3s;display:flex;flex-direction:column;gap:8px;
}
.neural-section--light .related:hover{border-color:var(--electric);transform:translateY(-3px);box-shadow:0 16px 36px -18px rgba(99,102,241,.22)}
.related i{
  width:38px;height:38px;border-radius:10px;
  background:rgba(99,102,241,.1);color:var(--electric);
  display:flex;align-items:center;justify-content:center;font-size:1rem;margin-bottom:6px;
}
.neural-section--light .related h3{font-family:var(--font-display);font-weight:700;font-size:1rem;color:var(--ink)}
.neural-section--light .related p{font-size:.84rem;color:var(--muted-l);line-height:1.5}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width:1100px){
  .nhero__inner{grid-template-columns:1fr;gap:40px}
  .nhero__right{order:2;min-height:auto}
  .flow-card{margin:0 auto}

  .impact-grid{grid-template-columns:1fr}
  .impact-card--wide,.impact-card--hours,.impact-card--cost{grid-column:1;grid-row:auto}

  .benefits-grid{grid-template-columns:repeat(2,1fr)}
  .usecases__grid{grid-template-columns:1fr;gap:1.25rem}
  .problem-grid{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .timeline__steps{grid-template-columns:repeat(2,1fr)}
  .timeline__track{display:none}

  .case-block__body{grid-template-columns:1fr}
  .neural-section--light .ncontact{grid-template-columns:1fr}
  .problems__cta{flex-direction:column;text-align:center;align-items:center}
  .problems__cta-text{max-width:none}
}
@media (max-width:720px){
  .neural-section{padding:80px 0}
  .nhero{padding:100px 0 50px}
  .nhero__title{font-size:2.1rem}
  .nhero__actions{flex-direction:column;align-items:stretch}
  .btn-magnetic,.btn-outline{justify-content:center;text-align:center}
  .btn-magnetic__inner{justify-content:center}

  .flow-card__body{padding:24px 14px;min-height:320px}
  .flow-core{width:110px;height:110px}
  .flow-core__center{width:66px;height:66px}
  .flow-core__center span{font-size:1.15rem}
  .fnode{padding:8px 10px;font-size:.78rem}
  .fnode i{width:22px;height:22px;font-size:.7rem}

  .benefits-grid{grid-template-columns:1fr}
  .problem-grid{grid-template-columns:1fr}
  .timeline__steps{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}

  .digit-band__inner{grid-template-columns:1fr;text-align:center}
  .digit-band__icon{margin:0 auto}
  .case-block{padding:26px 20px}
  .flow-diagram{padding:20px;overflow-x:auto}
  .flow-svg{min-width:720px}
  .case-metrics{grid-template-columns:1fr}
  .neural-section--light .ncontact{padding:22px}
  .ncontact__row{grid-template-columns:1fr}
  .cost-bar{grid-template-columns:1fr}
  .nhero__trust{gap:8px}
  .neural-marquee{padding:44px 0 48px}
  .neural-marquee__head{margin-bottom:28px}
}

/* reduced motion */
@media (prefers-reduced-motion:reduce){
  .neural-page *,.neural-page *::before,.neural-page *::after{
    animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;
  }
}