:root{
  --bg:#06111a;
  --bg2:#0b2233;
  --text:#f4f8ff;
  --muted:#a8bbcc;
  --blue:#2bbcff;
  --blue2:#1f7cff;
  --card:rgba(8,22,34,.55);
  --line:rgba(43,188,255,.24);
}

*{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  min-height:100vh;
  color:var(--text);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:linear-gradient(180deg,#06111a 0%,#07141f 48%,#04101a 100%);
  overflow-x:hidden;
}

#neural{
  position:fixed;
  inset:0;
  width:100%;
  height:100%;
  opacity:.52;
  z-index:-1;
}

a{color:inherit;text-decoration:none}

.site-header{
  width:min(1180px,calc(100% - 40px));
  margin:0 auto;
  padding:18px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  position:sticky;
  top:0;
  z-index:10;
  background:rgba(6,17,26,.72);
  border-bottom:1px solid rgba(43,188,255,.18);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  color:#eaf7ff;
}

.brand img{
  width:56px;
  height:56px;
  object-fit:contain;
}

nav{
  display:flex;
  gap:34px;
}

nav a{
  color:rgba(244,248,255,.72);
  font-weight:600;
  transition:.25s ease;
}

nav a:hover{
  color:var(--blue);
  
}

.hero{
  width:min(980px,calc(100% - 40px));
  min-height:calc(100vh - 110px);
  margin:0 auto;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:40px 0 90px;
}

.hero-logo{
  width:min(430px,88vw);
  object-fit:contain;
  margin-bottom:18px;
  
  
}

.eyebrow{
  margin:0 0 16px;
  color:var(--blue);
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:.82rem;
  font-weight:900;
}

h1{
  margin:0;
  font-size:clamp(3rem,7vw,6.5rem);
  line-height:.92;
  letter-spacing:-.06em;
  
}

.subtitle{
  width:min(680px,100%);
  color:var(--muted);
  font-size:clamp(1.05rem,2.2vw,1.35rem);
  line-height:1.65;
  margin:24px auto 0;
}

.actions{
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:18px;
  margin-top:36px;
}

.btn{
  min-width:190px;
  padding:15px 24px;
  border-radius:15px;
  font-weight:900;
  transition:.25s ease;
}

.primary{
  background:linear-gradient(135deg,var(--blue2),var(--blue));
  color:#001829;
  
}

.secondary{
  border:1px solid var(--line);
  background:rgba(255,255,255,.035);
  color:#dbeeff;
}

.btn:hover{
  transform:translateY(-3px);
  border-color:rgba(43,188,255,.55);
  background:rgba(43,188,255,.12);
}

.primary:hover{
  background:linear-gradient(135deg,#1f7cff,#00d5ff);
  color:#001829;
}

.secondary:hover{
  color:#ffffff;
}

.section{
  width:min(1180px,calc(100% - 40px));
  margin:0 auto;
  padding:100px 0;
  text-align:center;
}

.section h2,.contact h2{
  margin:0 0 42px;
  font-size:clamp(2.4rem,5vw,4.8rem);
  letter-spacing:-.05em;
  
}

.services{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:22px;
}

.services article{
  padding:30px 24px;
  min-height:250px;
  border:1px solid rgba(43,188,255,.16);
  border-radius:22px;
  background:rgba(8,22,34,.58);
  
  
}

.icon{
  width:58px;
  height:58px;
  display:grid;
  place-items:center;
  margin:0 auto 24px;
  color:var(--blue);
  font-size:2.3rem;
  
}

.services h3{
  margin:0 0 12px;
  font-size:1.35rem;
}

.services p,.contact p{
  margin:0;
  color:var(--muted);
  line-height:1.65;
}

.contact{
  width:min(960px,calc(100% - 40px));
  margin:30px auto 90px;
  padding:56px;
  border:1px solid rgba(43,188,255,.2);
  border-radius:30px;
  text-align:center;
  background:rgba(8,22,34,.62);
  
}

.contact-grid{
  display:grid;
  gap:14px;
  margin-top:34px;
}

.contact-grid a,.contact-grid span{
  color:#eaf7ff;
  font-weight:800;
}

footer{
  padding:28px;
  text-align:center;
  color:rgba(244,248,255,.55);
  border-top:1px solid rgba(255,255,255,.08);
}

@media(max-width:900px){
  nav{gap:18px}
  .services{grid-template-columns:1fr 1fr}
}

@media(max-width:620px){
  .site-header{align-items:flex-start}
  .brand span{display:none}
  nav{gap:14px;font-size:.9rem}
  .hero{padding-top:10px}
  .services{grid-template-columns:1fr}
  .contact{padding:34px 22px}
}


.contact-grid a:hover{
  color:var(--blue);
  text-decoration:underline;
  text-underline-offset:6px;
}

.brand:hover{
  color:var(--blue);
}

.brand:hover img{
  transform:scale(1.04);
}

.brand img{
  transition:.22s ease;
}


/* Interactive flip cards */
.services{
  perspective:1200px;
}

.service-card{
  appearance:none;
  border:0;
  padding:0;
  background:transparent;
  color:inherit;
  text-align:center;
  font:inherit;
  min-height:270px;
  cursor:pointer;
  perspective:1200px;
}

.card-inner{
  position:relative;
  display:block;
  min-height:270px;
  width:100%;
  transform-style:preserve-3d;
  transition:transform .55s cubic-bezier(.2,.8,.2,1);
}.service-card:hover .card-inner,
.service-card:focus-visible .card-inner{
  transform:translateY(-6px);
}

.service-card.is-flipped .card-inner{
  transform:rotateY(180deg);
}

.service-card.is-flipped:hover .card-inner,
.service-card.is-flipped:focus-visible .card-inner{
  transform:rotateY(180deg) translateY(-6px);
}

.card-face{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  padding:30px 24px;
  border:1px solid rgba(43,188,255,.35);
  border-radius:22px;
  background:#081622;
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
  transform:translateZ(0);
  transition:border-color .22s ease, background .22s ease;
}

.card-back{
  transform:rotateY(180deg);
  background:#0c2336;
}

.service-card:hover .card-face,
.service-card:focus-visible .card-face{
  border-color:rgba(43,188,255,.75);
  background:#0c2336;
}

.service-card:hover .card-face,
.service-card:focus-visible .card-face{
  border-color:rgba(43,188,255,.7);
  background:rgba(12,35,54,.92);
}

.card-back{
  transform:rotateY(180deg);
}

.card-face small{
  margin-top:18px;
  color:var(--blue);
  font-weight:800;
  letter-spacing:.04em;
}

.card-back ul{
  margin:14px 0 0;
  padding-left:20px;
  color:var(--muted);
  line-height:1.8;
  text-align:left;
}

.service-card:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:6px;
  border-radius:22px;
}

/* Stronger agenda/contact hover */
.contact:hover{
  border-color:rgba(43,188,255,.85);
  background:rgba(12,35,54,.94);
  transform:translateY(-5px);
}

.contact:hover h2{
  color:var(--blue);
}

.contact-grid a,
.contact-grid span{
  transition:color .22s ease, transform .22s ease;
}

.contact:hover .contact-grid a,
.contact:hover .contact-grid span{
  transform:translateY(-1px);
}