/* ═══════════════════════════════════════════════════════════════════════════
   ASTRA DESIGN SYSTEM — Motion Module
   Part of Brand V3 — GrayPay
   Enhanced animation utilities for 60fps enterprise polish
   ═══════════════════════════════════════════════════════════════════════════ */

/* ═══════════════════════════════════════════════════════════════════════════
   1. ANIMATION UTILITY CLASSES
   ═══════════════════════════════════════════════════════════════════════════ */

.anim-fade-in {
  animation: fadeIn var(--duration-normal) var(--ease-out) both;
}

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

.anim-fade-in-down {
  animation: fadeInDown var(--duration-slow) var(--ease-out) both;
}

.anim-fade-in-left {
  animation: fadeInLeft var(--duration-slow) var(--ease-out) both;
}

.anim-fade-in-right {
  animation: fadeInRight var(--duration-slow) var(--ease-out) both;
}

.anim-scale-in {
  animation: scaleIn var(--duration-normal) var(--ease-out) both;
}

.anim-slide-in-up {
  animation: slideInUp var(--duration-slow) var(--ease-out) both;
}

.anim-slide-in-down {
  animation: slideInDown var(--duration-slow) var(--ease-out) both;
}

.anim-slide-in-left {
  animation: slideInLeft var(--duration-slow) var(--ease-out) both;
}

.anim-slide-in-right {
  animation: slideInRight var(--duration-slow) var(--ease-out) both;
}

/* ═══════════════════════════════════════════════════════════════════════════
   2. STAGGER DELAYS FOR GRIDS
   ═══════════════════════════════════════════════════════════════════════════ */

.stagger-1 { animation-delay: 50ms; }
.stagger-2 { animation-delay: 100ms; }
.stagger-3 { animation-delay: 150ms; }
.stagger-4 { animation-delay: 200ms; }
.stagger-5 { animation-delay: 250ms; }
.stagger-6 { animation-delay: 300ms; }
.stagger-7 { animation-delay: 350ms; }
.stagger-8 { animation-delay: 400ms; }
.stagger-9 { animation-delay: 450ms; }
.stagger-10 { animation-delay: 500ms; }
.stagger-11 { animation-delay: 550ms; }
.stagger-12 { animation-delay: 600ms; }

/* Auto stagger for grid children */
.stagger-children > *:nth-child(1) { animation-delay: 0ms; }
.stagger-children > *:nth-child(2) { animation-delay: 60ms; }
.stagger-children > *:nth-child(3) { animation-delay: 120ms; }
.stagger-children > *:nth-child(4) { animation-delay: 180ms; }
.stagger-children > *:nth-child(5) { animation-delay: 240ms; }
.stagger-children > *:nth-child(6) { animation-delay: 300ms; }
.stagger-children > *:nth-child(7) { animation-delay: 360ms; }
.stagger-children > *:nth-child(8) { animation-delay: 420ms; }
.stagger-children > *:nth-child(9) { animation-delay: 480ms; }
.stagger-children > *:nth-child(10) { animation-delay: 540ms; }
.stagger-children > *:nth-child(11) { animation-delay: 600ms; }
.stagger-children > *:nth-child(12) { animation-delay: 660ms; }

.stagger-children > * {
  animation: fadeInUp var(--duration-slow) var(--ease-out) both;
}

/* ═══════════════════════════════════════════════════════════════════════════
   3. METRIC PULSE ANIMATION
   ═══════════════════════════════════════════════════════════════════════════ */

@keyframes metricPulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.02);
    opacity: 0.9;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.anim-metric-pulse {
  animation: metricPulse 2s ease-in-out infinite;
}

.anim-metric-update {
  animation: scaleInSpring var(--duration-normal) var(--ease-spring);
}

/* ═══════════════════════════════════════════════════════════════════════════
   4. GLOW EFFECTS
   ═══════════════════════════════════════════════════════════════════════════ */

@keyframes glowPrimary {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(75, 99, 255, 0.4);
  }
  50% {
    box-shadow: 0 0 20px 4px rgba(75, 99, 255, 0.4);
  }
}

@keyframes glowAccent {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(0, 224, 165, 0.4);
  }
  50% {
    box-shadow: 0 0 20px 4px rgba(0, 224, 165, 0.4);
  }
}

@keyframes glowSuccess {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(23, 217, 146, 0.4);
  }
  50% {
    box-shadow: 0 0 20px 4px rgba(23, 217, 146, 0.4);
  }
}

.anim-glow-primary {
  animation: glowPrimary 2s ease-in-out infinite;
}

.anim-glow-accent {
  animation: glowAccent 2s ease-in-out infinite;
}

.anim-glow-success {
  animation: glowSuccess 2s ease-in-out infinite;
}

/* ═══════════════════════════════════════════════════════════════════════════
   5. HOVER TRANSITIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.hover-lift {
  transition: transform var(--duration-normal) var(--ease-out),
              box-shadow var(--duration-normal) var(--ease-out);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--duration-normal) var(--ease-out);
}

.hover-scale:hover {
  transform: scale(1.02);
}

.hover-glow {
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

.hover-glow:hover {
  box-shadow: 0 0 24px rgba(75, 99, 255, 0.2);
}

.hover-border-primary {
  transition: border-color var(--duration-fast) var(--ease-out);
}

.hover-border-primary:hover {
  border-color: var(--primary);
}

/* ═══════════════════════════════════════════════════════════════════════════
   6. REAL-TIME UPDATE ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.anim-flash-green {
  animation: flashGreen 800ms ease-out;
}

.anim-flash-red {
  animation: flashRed 800ms ease-out;
}

.anim-highlight-new {
  animation: highlightNew 2000ms ease-out;
}

/* ═══════════════════════════════════════════════════════════════════════════
   7. SCROLL-TRIGGERED ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.scroll-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

.scroll-reveal-left {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.scroll-reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-right {
  opacity: 0;
  transform: translateX(20px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.scroll-reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.scroll-reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

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

/* ═══════════════════════════════════════════════════════════════════════════
   8. COUNTER ANIMATION (for metrics)
   ═══════════════════════════════════════════════════════════════════════════ */

.count-up {
  font-variant-numeric: tabular-nums;
}

/* ═══════════════════════════════════════════════════════════════════════════
   9. LOADING STATE ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.anim-skeleton {
  background: linear-gradient(
    90deg,
    var(--surface) 25%,
    var(--surface-hover) 50%,
    var(--surface) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite linear;
}

.anim-spin {
  animation: spin 800ms linear infinite;
}

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

.anim-bounce {
  animation: bounce 600ms ease-in-out infinite;
}

/* ═══════════════════════════════════════════════════════════════════════════
   10. ATTENTION SEEKERS
   ═══════════════════════════════════════════════════════════════════════════ */

.anim-shake {
  animation: shake 400ms ease-out;
}

.anim-ring {
  animation: ring 1200ms ease-out;
}

.anim-pop {
  animation: pop 300ms var(--ease-spring);
}

/* ═══════════════════════════════════════════════════════════════════════════
   11. PAGE TRANSITIONS
   ═══════════════════════════════════════════════════════════════════════════ */

.page-enter {
  animation: fadeInUp var(--duration-slower) var(--ease-out);
}

.page-exit {
  animation: fadeOut var(--duration-fast) ease-in forwards;
}

/* ═══════════════════════════════════════════════════════════════════════════
   12. REDUCED MOTION SUPPORT
   ═══════════════════════════════════════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .scroll-reveal,
  .scroll-reveal-left,
  .scroll-reveal-right,
  .scroll-reveal-scale {
    opacity: 1;
    transform: none;
  }
}