/* ═══════════════════════════════════════════════════════
   animations.css — OwnPay Shared Keyframes & Animations
   Extracted from checkout.css, checkout-status.css
   ═══════════════════════════════════════════════════════ */

/* ───────────────────────────────────────────────
   KEYFRAMES
   ─────────────────────────────────────────────── */

/* Fade in up — primary entrance (checkout: ck-fu) */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(14px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Spin — loading indicators (checkout: ck-spin) */
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Slide down — toast/error entrance (checkout: ck-slideDown) */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

/* Pulse — loading/breathing (checkout: st-pulse) */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }

  50% {
    opacity: 0.5;
  }
}

/* Status reveal — status page entrance (checkout: st-up) */
@keyframes statusReveal {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Success checkmark draw */
@keyframes checkDraw {
  from {
    stroke-dashoffset: 24;
  }

  to {
    stroke-dashoffset: 0;
  }
}

/* Scale in — modal/popup entrance */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Scale out — modal/popup exit */
@keyframes scaleOut {
  from {
    opacity: 1;
    transform: scale(1);
  }

  to {
    opacity: 0;
    transform: scale(0.95);
  }
}

/* Shake — form validation error */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
  20%, 40%, 60%, 80% { transform: translateX(4px); }
}

/* Slide in right — panel/toast entrance */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(16px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Slide in left — sidebar entrance */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-16px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Pop in — badge/notification entrance */
@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.5);
  }

  50% {
    transform: scale(1.1);
  }

  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Number flip — timer/digit change */
@keyframes numberFlip {
  from {
    opacity: 0;
    transform: translateY(-8px);
    filter: blur(2px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

/* Skeleton shimmer — loading placeholder */
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }

  100% {
    background-position: 200% 0;
  }
}

/* ───────────────────────────────────────────────
   ANIMATION CLASSES
   ─────────────────────────────────────────────── */

/* Entrance animations */
.fade-in {
  animation: fadeInUp var(--duration-slow) var(--ease-out) forwards;
  opacity: 0;
}

.fade-in-up {
  animation: fadeInUp var(--duration-slow) var(--ease-out) forwards;
  opacity: 0;
}

.scale-in {
  animation: scaleIn var(--duration-normal) var(--ease-out) forwards;
  opacity: 0;
}

.slide-in-right {
  animation: slideInRight var(--duration-normal) var(--ease-out) forwards;
  opacity: 0;
}

.slide-in-left {
  animation: slideInLeft var(--duration-normal) var(--ease-out) forwards;
  opacity: 0;
}

.pop-in {
  animation: popIn var(--duration-normal) var(--ease-spring) forwards;
  opacity: 0;
}

/* Looping animations */
.spinner {
  animation: spin 0.8s linear infinite;
}

.pulse {
  animation: pulse 2s ease infinite;
}

/* Utility */
.shake {
  animation: shake 0.5s ease;
}

.number-flip {
  animation: numberFlip 0.2s var(--ease-out);
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--cloud) 25%,
    var(--snow) 50%,
    var(--cloud) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--r-md);
}

/* ───────────────────────────────────────────────
   STAGGER DELAYS (for lists/grids)
   ─────────────────────────────────────────────── */
.stagger > * {
  opacity: 0;
  animation: fadeInUp var(--duration-slow) var(--ease-out) forwards;
}

.stagger > *:nth-child(1) { animation-delay: 0ms; }
.stagger > *:nth-child(2) { animation-delay: 50ms; }
.stagger > *:nth-child(3) { animation-delay: 100ms; }
.stagger > *:nth-child(4) { animation-delay: 150ms; }
.stagger > *:nth-child(5) { animation-delay: 200ms; }
.stagger > *:nth-child(6) { animation-delay: 250ms; }
.stagger > *:nth-child(7) { animation-delay: 300ms; }
.stagger > *:nth-child(8) { animation-delay: 350ms; }
.stagger > *:nth-child(9) { animation-delay: 400ms; }