/* ETB Intro Splash (Overlay) – XXL Logo */
#etbIntro{
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: grid;
  place-items: center;
  background:
    radial-gradient(1200px 700px at 70% 20%, rgba(23,72,255,.18), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,0.92), rgba(245,248,255,0.92));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: opacity .55s ease, visibility .55s ease;
}

#etbIntro.hidden{
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

#etbIntro .wrap{
  width: min(1100px, 94vw);
  display: grid;
  place-items: center;
  text-align: center;
  gap: 14px;
}

#etbIntro .logoBox{
  /* ~2/3 of viewport width/height, with sensible caps */
  width: min(66vw, 760px);
  height: min(66vw, 760px);
  max-width: 66vw;
  max-height: 66vh;
  border-radius: 34px;
  background: rgba(255,255,255,.90);
  border: 1px solid rgba(11,18,32,.12);
  box-shadow: 0 30px 140px rgba(2,6,23,.22);
  display:grid;
  place-items:center;
  overflow:hidden;
}

#etbIntro img{
  width: 78%;
  height: 78%;
  object-fit: contain;
}

#etbIntro .line{
  font-weight: 900;
  letter-spacing: .2px;
  color: rgba(11,18,32,.88);
}

#etbIntro .sub{
  color: rgba(11,18,32,.62);
  font-size: 13.5px;
  line-height: 1.35;
}

#etbIntro .skip{
  position: fixed;
  top: 14px;
  right: 14px;
  border-radius: 12px;
  border: 1px solid rgba(11,18,32,.12);
  background: rgba(255,255,255,.85);
  padding: 10px 12px;
  font-weight: 900;
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce){
  #etbIntro, #etbIntro *{ animation: none !important; transition: none !important; }
}