.glass {
  background: linear-gradient(160deg, rgba(255,255,255,.09), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 8px 32px rgba(2,6,23,.45), inset 0 1px 0 rgba(255,255,255,.08);
}

.glass-soft {
  background: rgba(255,255,255,.045);
  border: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.card-hover {
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}

.card-hover:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(34,211,238,.12), 0 8px 32px rgba(2,6,23,.5);
  border-color: rgba(103,232,249,.25);
}

.gameplay-tile {
  display: block;
  color: inherit;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease, background-color .3s ease;
}

.gameplay-tile:hover {
  transform: translateY(-2px) scale(1.04);
  border-color: rgba(103,232,249,.4);
  background-color: rgba(255,255,255,.07);
  box-shadow: 0 8px 28px rgba(34,211,238,.14), 0 4px 16px rgba(2,6,23,.5);
}

.text-glow-cyan { text-shadow: 0 0 18px rgba(34,211,238,.45); }
.text-glow-violet { text-shadow: 0 0 18px rgba(167,139,250,.45); }