/* ============================================
   Midnight Lace — Animations
   ============================================ */

/* ---- Scroll Reveal ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--duration-slower) var(--ease-out),
              transform var(--duration-slower) var(--ease-out);
}

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

.reveal--left {
  transform: translateX(-30px);
}

.reveal--left.visible {
  transform: translateX(0);
}

.reveal--right {
  transform: translateX(30px);
}

.reveal--right.visible {
  transform: translateX(0);
}

.reveal--scale {
  transform: scale(0.95);
}

.reveal--scale.visible {
  transform: scale(1);
}

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 200ms; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 300ms; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 400ms; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 500ms; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 600ms; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 700ms; }
.reveal-stagger.visible > *:nth-child(9) { transition-delay: 800ms; }

.reveal-stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ---- Page Transitions ---- */
.page-enter {
  animation: page-in var(--duration-slow) var(--ease-out);
}

@keyframes page-in {
  from {
    opacity: 0;
    transform: translateY(15px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Toast Notification ---- */
.toast {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: var(--z-toast);
  padding: var(--space-4) var(--space-6);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-primary);
  transform: translateY(120%);
  opacity: 0;
  transition: all var(--duration-normal) var(--ease-spring);
  max-width: 400px;
}

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

.toast__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.toast--success { border-color: rgba(74, 222, 128, 0.3); }
.toast--success .toast__icon { color: var(--color-success); }

.toast--error { border-color: rgba(248, 113, 113, 0.3); }
.toast--error .toast__icon { color: var(--color-error); }

/* ---- Cursor Glow ---- */
.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(196, 149, 106, 0.06) 0%,
    transparent 70%
  );
  pointer-events: none;
  z-index: 0;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s ease;
}

/* ---- Shimmer Effect ---- */
.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(196, 149, 106, 0.05) 50%,
    transparent 100%
  );
  animation: shimmer-move 3s ease-in-out infinite;
}

@keyframes shimmer-move {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ---- Pulse Ring (for connection status) ---- */
@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4); }
  70% { box-shadow: 0 0 0 8px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.pulse-ring {
  animation: pulse-ring 2s ease-out infinite;
}

/* ---- Fade In Up (general purpose) ---- */
@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
  animation: fade-in-up var(--duration-slow) var(--ease-out) forwards;
}

/* ---- Reduced Motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal { opacity: 1; transform: none; }
  .reveal-stagger > * { opacity: 1; transform: none; }
}