/* Shared lightweight HCI helpers. Opt-in per page. */

.hci-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s cubic-bezier(.4,0,.2,1), transform 0.55s cubic-bezier(.4,0,.2,1);
}

.hci-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.magnetic-hover {
  will-change: transform;
}

.typing-cursor::after {
  content: '|';
  display: inline-block;
  margin-left: 2px;
  color: #2563EB;
  animation: cursorBlink 1s step-end infinite;
}

.skeleton-scan {
  position: relative;
  overflow: hidden;
  background: rgba(226, 232, 240, 0.44);
}

.skeleton-scan::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(56,189,248,0.22), transparent);
  animation: skeletonSweep 1.8s ease-in-out infinite;
}

@keyframes cursorBlink {
  0%, 45% { opacity: 1; }
  46%, 100% { opacity: 0; }
}

@keyframes skeletonSweep {
  to { transform: translateX(100%); }
}

@media (prefers-reduced-motion: reduce) {
  .hci-reveal {
    opacity: 1;
    transform: none;
  }

  .typing-cursor::after,
  .skeleton-scan::after {
    animation: none !important;
  }
}