/* =========================================================
   ANIMATIONS & TRANSITIONS
   ========================================================= */

/* ── Scroll reveal base ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-delay-1 { transition-delay: 80ms; }
.reveal-delay-2 { transition-delay: 160ms; }
.reveal-delay-3 { transition-delay: 240ms; }
.reveal-delay-4 { transition-delay: 320ms; }

/* ── Spinner animation ── */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ── Skeleton shimmer for cards ── */
@keyframes skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}