@keyframes cardEntry {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(28px) saturate(1.8);
  -webkit-backdrop-filter: blur(28px) saturate(1.8);
  border: 1.5px solid var(--card-border);
  box-shadow: var(--card-shadow);
  border-radius: 20px;
  transition: all 320ms cubic-bezier(0.25, 0.46, 0.45, 0.94);
  animation: cardEntry 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: transform, background, border-color;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), transparent);
  opacity: 0;
  transition: opacity 300ms ease;
  pointer-events: none;
  border-radius: 20px;
}

.hoverable {
  cursor: pointer;
  position: relative;
}

.hoverable:hover {
  background: var(--card-hover-bg);
  border-color: var(--accent-primary);
  box-shadow: 0 16px 40px rgba(0, 212, 255, 0.15);
  transform: translateY(-6px);
}

.hoverable:hover::before {
  opacity: 1;
}

.hoverable:active {
  transform: translateY(-2px);
  transition-duration: 100ms;
}