:root{
      --bg:#050b18;
      --bg2:#081426;
      --card:rgba(15,25,43,.78);
      --line:rgba(130,170,220,.18);
      --text:#f7f9ff;
      --muted:#9aa9c2;
      --cyan:#16d8ff;
      --blue:#168cff;
      --violet:#6957ff;
      --max:1120px;
      --radius:26px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
      background:
        radial-gradient(circle at 80% 5%,rgba(22,140,255,.18),transparent 28%),
        radial-gradient(circle at 15% 30%,rgba(105,87,255,.12),transparent 28%),
        var(--bg);
      color:var(--text);
      line-height:1.6;
    }
    a{text-decoration:none;color:inherit}
    .container{width:min(var(--max),calc(100% - 40px));margin:auto}
    header{
      position:sticky;top:0;z-index:20;
      backdrop-filter:blur(18px);
      background:rgba(5,11,24,.78);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav{height:76px;display:flex;align-items:center;justify-content:space-between}
    .brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:22px}
    .logo{
      width:42px;height:42px;border-radius:13px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--cyan),var(--blue) 55%,var(--violet));
      box-shadow:0 0 30px rgba(22,216,255,.22);
      font-size:21px;font-weight:900;
    }
    nav{display:flex;gap:26px;color:#b9c6da;font-size:14px}
    nav a:hover{color:#fff}
    .nav-btn{
      padding:10px 17px;border:1px solid var(--line);border-radius:12px;
      color:#fff;font-size:14px
    }
    .hero{padding:86px 0 72px;min-height:680px;display:flex;align-items:center}
    .hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:55px;align-items:center}
    .eyebrow{
      display:inline-flex;align-items:center;gap:9px;
      padding:8px 13px;border:1px solid rgba(22,216,255,.25);
      border-radius:999px;color:#b9f5ff;background:rgba(22,216,255,.06);
      font-size:13px;margin-bottom:22px
    }
    .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
    h1{font-size:clamp(46px,7vw,82px);line-height:.98;letter-spacing:-.045em;margin:0 0 27px}
    .gradient{background:linear-gradient(90deg,#fff 0%,#8cecff 38%,#8b7cff 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
    .lead{font-size:20px;color:var(--muted);max-width:650px;margin:0 0 32px}
    .actions{display:flex;gap:14px;flex-wrap:wrap}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;
      min-height:54px;padding:0 25px;border-radius:15px;font-weight:700;
      border:1px solid transparent;transition:.2s
    }
    .btn-primary{
      background:linear-gradient(135deg,#11cfff,#267df8 60%,#6257ff);
      box-shadow:0 12px 35px rgba(22,140,255,.2)
    }
    .btn-secondary{border-color:var(--line);background:rgba(255,255,255,.025);color:#dce5f5}
    .btn:hover{transform:translateY(-2px)}
    .hero-card{
      position:relative;min-height:390px;border:1px solid var(--line);
      border-radius:34px;background:
      linear-gradient(145deg,rgba(17,36,61,.86),rgba(8,14,28,.82));
      overflow:hidden;padding:30px;
      box-shadow:0 35px 90px rgba(0,0,0,.3);
    }
    .orb{
      position:absolute;width:270px;height:270px;border-radius:50%;
      right:-70px;top:-75px;
      background:radial-gradient(circle,#20dfff 0,#198eff 35%,#6957ff 62%,transparent 72%);
      filter:blur(8px);opacity:.55
    }
    .neural{
      position:absolute;inset:0;
      background:
        radial-gradient(circle at 28% 62%,rgba(22,216,255,.9) 0 2px,transparent 3px),
        radial-gradient(circle at 55% 35%,rgba(105,87,255,.9) 0 2px,transparent 3px),
        radial-gradient(circle at 72% 67%,rgba(22,140,255,.9) 0 2px,transparent 3px);
      background-size:90px 90px,120px 120px,150px 150px;
      opacity:.35
    }
    .hero-panel{position:absolute;left:30px;right:30px;bottom:30px;padding:22px;border:1px solid var(--line);border-radius:20px;background:rgba(4,10,21,.7);backdrop-filter:blur(12px)}
    .hero-panel strong{font-size:18px}
    .hero-panel p{margin:6px 0 0;color:var(--muted);font-size:14px}
    section{padding:92px 0}
    .section-head{max-width:720px;margin-bottom:38px}
    .kicker{color:#55dfff;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800}
    h2{font-size:clamp(34px,5vw,54px);line-height:1.05;letter-spacing:-.035em;margin:10px 0 15px}
    .section-head p{color:var(--muted);font-size:18px;margin:0}
    .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .card{
      padding:28px;border:1px solid var(--line);border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(17,29,49,.72),rgba(8,15,29,.72));
      min-height:260px
    }
    .icon{
      width:54px;height:54px;border-radius:16px;display:grid;place-items:center;
      background:rgba(16,201,244,.09);border:1px solid rgba(22,216,255,.16);
      color:#54e7ff;font-weight:800;font-size:18px;margin-bottom:28px
    }
    h3{font-size:23px;line-height:1.2;margin:0 0 12px}
    .card p{color:var(--muted);margin:0}
    .solutions{background:linear-gradient(180deg,transparent,rgba(14,31,55,.22),transparent)}
    .solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
    .solution{padding:28px;border:1px solid var(--line);border-radius:22px;background:rgba(9,18,33,.72)}
    .solution-num{color:#51ddff;font-weight:800;font-size:13px}
    .solution h3{margin-top:8px}
    .solution p{color:var(--muted);margin:0 0 18px}
    .tag{display:inline-block;padding:7px 10px;border-radius:999px;background:rgba(105,87,255,.1);border:1px solid rgba(105,87,255,.2);color:#c7c1ff;font-size:12px}
    .steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .step{padding:25px;border-top:1px solid var(--line)}
    .step b{font-size:28px;color:#56e3ff}
    .step h3{font-size:19px;margin:12px 0 7px}
    .step p{color:var(--muted);font-size:14px;margin:0}
    .cta{
      text-align:center;padding:70px 30px;border:1px solid rgba(22,216,255,.18);
      border-radius:34px;background:
      radial-gradient(circle at 50% 0,rgba(22,216,255,.13),transparent 50%),
      rgba(10,20,36,.72)
    }
    .cta p{color:var(--muted);max-width:650px;margin:0 auto 28px;font-size:18px}
    footer{border-top:1px solid rgba(255,255,255,.08);padding:32px 0;color:#7f8da5;font-size:13px}
    .footer-inner{display:flex;justify-content:space-between;gap:20px}
    @media(max-width:850px){
      nav{display:none}
      .hero{padding:62px 0 50px;min-height:auto}
      .hero-grid{grid-template-columns:1fr;gap:35px}
      .hero-card{min-height:300px}
      .grid-3,.solution-grid{grid-template-columns:1fr}
      .steps{grid-template-columns:1fr 1fr}
      section{padding:68px 0}
    }
    @media(max-width:560px){
      .container{width:min(var(--max),calc(100% - 28px))}
      .nav{height:68px}
      .nav-btn{padding:8px 12px;font-size:12px}
      h1{font-size:48px}
      .lead{font-size:17px}
      .btn{width:100%}
      .hero-card{padding:20px;border-radius:25px;min-height:270px}
      .hero-panel{left:20px;right:20px;bottom:20px}
      .card{min-height:auto;padding:24px}
      .steps{grid-template-columns:1fr}
      .footer-inner{flex-direction:column}
    }
    #contact-form {
      max-width: 650px;
      margin: 30px auto 0;
      display: grid;
      gap: 14px;
    }
    
    #contact-form input,
    #contact-form textarea {
      width: 100%;
      padding: 16px 18px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: rgba(4, 10, 21, .65);
      color: var(--text);
      font: inherit;
      outline: none;
    }
    
    #contact-form input::placeholder,
    #contact-form textarea::placeholder {
      color: var(--muted);
    }
    
    #contact-form input:focus,
    #contact-form textarea:focus {
      border-color: var(--cyan);
      box-shadow: 0 0 0 3px rgba(22, 216, 255, .08);
    }
    
    #contact-form textarea {
      resize: vertical;
      min-height: 130px;
    }
    
    #contact-form .btn {
      width: 100%;
      cursor: pointer;
    }
    
    #form-status {
      min-height: 24px;
      color: var(--muted);
      font-size: 14px;
    }

    .social-links {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      margin-top: 30px;
    }
    
    .social-link {
      display: flex;
      align-items: center;
      gap: 14px;
      min-width: 220px;
      padding: 16px 20px;
      border: 1px solid var(--line);
      border-radius: 18px;
      background: rgba(255,255,255,.025);
      transition: .2s ease;
      text-align: left;
    }
    
    .social-link:hover {
      transform: translateY(-3px);
      border-color: rgba(22,216,255,.35);
      background: rgba(22,216,255,.05);
    }
    
    .social-icon {
      width: 52px;
      height: 52px;
      flex: 0 0 52px;
      display: grid;
      place-items: center;
      border-radius: 15px;
      font-weight: 900;
      font-size: 17px;
      color: #fff;
    }
    
    .vk-icon {
      background: linear-gradient(135deg, #168cff, #6957ff);
      box-shadow: 0 8px 25px rgba(22,140,255,.2);
    }
    
    .max-icon {
      background: linear-gradient(135deg, #16d8ff, #168cff);
      box-shadow: 0 8px 25px rgba(22,216,255,.2);
    }
    
    .social-link strong {
      display: block;
      color: var(--text);
      font-size: 16px;
    }
    
    .social-link small {
      display: block;
      margin-top: 2px;
      color: var(--muted);
      font-size: 13px;
    }
    
    @media(max-width:560px) {
      .social-links {
        flex-direction: column;
      }
    
      .social-link {
        width: 100%;
      }
    }
    .tg-icon {
      background: linear-gradient(135deg, #168cff, #16d8ff);
      box-shadow: 0 8px 25px rgba(22,140,255,.2);
    }
	.social-icon svg {
		width: 27px;
		height: 27px;
		fill: currentColor;
	}
	.footer-contact {
		display: flex;
		align-items: center;
		gap: 18px;
		flex-wrap: wrap;
	}

	.footer-contact a {
		color: #8cecff;
		transition: .2s ease;
	}

	.footer-contact a:hover {
		color: #fff;
	}

	@media(max-width:560px) {
		.footer-contact {
			align-items: flex-start;
			flex-direction: column;
			gap: 6px;
		}
	}
	/* =========================
   CONTACT FORM — NeuroVanta
   ========================= */

#contact-form {
  position: relative;
  padding: 26px;
  border: 1px solid rgba(22,216,255,.12);
  border-radius: 22px;
  background:
    linear-gradient(145deg, rgba(15,30,52,.72), rgba(5,12,25,.72));
  box-shadow:
    0 20px 60px rgba(0,0,0,.18),
    inset 0 1px 0 rgba(255,255,255,.025);
}

#contact-form::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 22px;
  pointer-events: none;
  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(22,216,255,.08),
      transparent 55%
    );
}

#contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

#contact-form input,
#contact-form textarea {
  position: relative;
  z-index: 1;
  transition:
    border-color .2s ease,
    box-shadow .2s ease,
    background .2s ease,
    transform .2s ease;
}

#contact-form input:hover,
#contact-form textarea:hover {
  border-color: rgba(22,216,255,.28);
  background: rgba(4,10,21,.78);
}

#contact-form input:focus,
#contact-form textarea:focus {
  border-color: rgba(22,216,255,.65);
  background: rgba(4,10,21,.85);
  box-shadow:
    0 0 0 3px rgba(22,216,255,.07),
    0 0 28px rgba(22,216,255,.06);
  transform: translateY(-1px);
}

#contact-form textarea {
  min-height: 145px;
}

#contact-form .btn {
  position: relative;
  z-index: 1;
  min-height: 56px;
  border: none;
  font-size: 16px;
  letter-spacing: .01em;
  box-shadow:
    0 12px 35px rgba(22,140,255,.18),
    0 0 25px rgba(22,216,255,.05);
}

#contact-form .btn:hover {
  box-shadow:
    0 16px 42px rgba(22,140,255,.28),
    0 0 30px rgba(22,216,255,.10);
}

#contact-form .btn:disabled {
  opacity: .65;
  cursor: wait;
  transform: none;
}

#form-status {
  position: relative;
  z-index: 1;
  min-height: 24px;
  margin-top: 2px;
  transition: opacity .2s ease;
}

/* Мобильная версия */
@media(max-width:560px) {

  #contact-form {
    padding: 18px;
    border-radius: 18px;
  }

  #contact-form .form-row {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  #contact-form input,
  #contact-form textarea {
    font-size: 16px;
  }
}
/* Состояния формы */

#form-status {
  transition: opacity .25s ease, transform .25s ease;
}

#form-status.loading {
  color: #8cecff;
}

#form-status.success {
  color: #55f0b0;
  text-shadow: 0 0 18px rgba(85,240,176,.18);
  animation: formSuccess .35s ease;
}

#form-status.error {
  color: #ff8b9e;
  text-shadow: 0 0 18px rgba(255,80,110,.12);
  animation: formError .35s ease;
}

#contact-form .btn:disabled {
  opacity: .65;
  cursor: wait;
  transform: none;
}

@keyframes formSuccess {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes formError {
  from {
    opacity: 0;
    transform: translateX(-5px);
  }
  50% {
    transform: translateX(5px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
.honeypot {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:28px;
}

.main-nav > a,
.nav-dropdown > a{
  text-decoration:none;
}

.nav-dropdown{
  position:relative;
}

.nav-dropdown > a{
  display:flex;
  align-items:center;
  gap:6px;
}

.nav-dropdown-menu{
  position:absolute;
  top:100%;
  left:50%;
  transform:translateX(-50%);
  min-width:280px;
  padding:10px;
  border:1px solid rgba(255,255,255,.1);
  border-radius:14px;
  background:#101318;
  box-shadow:0 15px 40px rgba(0,0,0,.35);
  opacity:0;
  visibility:hidden;
  transition:.2s;
  z-index:100;
}

.nav-dropdown-menu a{
  display:block;
  padding:12px 14px;
  border-radius:9px;
  text-decoration:none;
}

.nav-dropdown-menu a:hover{
  background:rgba(255,255,255,.07);
}

.nav-dropdown:hover .nav-dropdown-menu{
  opacity:1;
  visibility:visible;
}

@media(max-width:800px){
  .main-nav{
    gap:14px;
    flex-wrap:wrap;
  }

  .nav-dropdown-menu{
    position:static;
    transform:none;
    display:none;
    margin-top:8px;
  }

  .nav-dropdown:hover .nav-dropdown-menu{
    display:block;
  }
}