/* =============================================================================
   Nashashibi Studio — Animations
   ============================================================================= */

@keyframes nb-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes nb-fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes nb-pop-in {
  from { opacity: 0; transform: scale(0.96) translateY(6px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes nb-toast-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes nb-toast-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(14px); }
}

@keyframes nb-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@keyframes nb-pulse-line {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes nb-spin {
  to { transform: rotate(360deg); }
}

@keyframes nb-spinner {
  to { transform: rotate(360deg); }
}

@keyframes nb-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes nb-save-ring {
  0% { transform: scale(0.6); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

/* --- Loading spinner --- */

.nb-spinner {
  width: 22px;
  height: 22px;
  border: 2.5px solid rgba(201, 163, 92, 0.25);
  border-top-color: var(--nb-gold-500);
  border-radius: 50%;
  animation: nb-spinner 0.7s linear infinite;
  display: inline-block;
}

.nb-spinner.is-light {
  border-color: rgba(255, 255, 255, 0.25);
  border-top-color: #fff;
}

/* --- Skeleton --- */

.nb-skeleton {
  border-radius: var(--nb-radius);
  background: linear-gradient(90deg, var(--nb-navy-100) 25%, var(--nb-cream) 50%, var(--nb-navy-100) 75%);
  background-size: 200% 100%;
  animation: nb-shimmer 1.4s ease-in-out infinite;
}

/* --- Scroll reveal (frontend) --- */

.nb-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* --- Floating save indicator --- */

.nb-save-ripple {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--nb-gold-400);
  animation: nb-save-ring 0.9s ease-out infinite;
}

/* --- Editor entrance --- */

#nashashibi-builder.nsb-builder.nb-open .nsb-toolbar {
  animation: nb-fade-in 0.22s ease both;
}

#nashashibi-builder.nsb-builder.nb-open .nsb-workspace {
  animation: nb-fade-in 0.28s ease both;
}

/* --- Respect reduced motion --- */

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

  .nb-seal::before,
  .nb-spinner,
  .nb-spinner.is-light {
    animation-duration: 2.4s;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}