/**
 * CS2 Betting - Enhanced Animations & Micro-interactions
 * Production-ready animations inspired by modern betting platforms
 */

/* ============================================
   Enhanced Loading Animations
   ============================================ */

/* Skeleton Loading for Cards */
.cs2-skeleton {
  background: linear-gradient(90deg, 
    var(--cs2-bg-elevated) 25%, 
    rgba(255, 255, 255, 0.05) 50%, 
    var(--cs2-bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--cs2-radius-md);
}

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

.cs2-skeleton-card {
  height: 120px;
  margin-bottom: var(--cs2-space-md);
  border-radius: var(--cs2-radius-lg);
}

.cs2-skeleton-text {
  height: 1rem;
  margin-bottom: var(--cs2-space-sm);
  border-radius: var(--cs2-radius-sm);
}

.cs2-skeleton-text.short {
  width: 60%;
}

.cs2-skeleton-text.medium {
  width: 80%;
}

.cs2-skeleton-text.long {
  width: 100%;
}

/* Enhanced Loading Spinner */
.cs2-loading-spinner {
  --spinner-size: 40px;
  width: var(--spinner-size);
  height: var(--spinner-size);
  position: relative;
  margin: 0 auto;
}

.cs2-loading-spinner::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid var(--cs2-border);
  border-top-color: var(--cs2-primary);
  border-radius: 50%;
  animation: spinFast 0.8s linear infinite;
}

.cs2-loading-spinner::after {
  content: '';
  position: absolute;
  inset: 6px;
  border: 2px solid transparent;
  border-top-color: var(--cs2-accent);
  border-radius: 50%;
  animation: spinSlow 1.2s linear infinite reverse;
}

@keyframes spinFast {
  to { transform: rotate(360deg); }
}

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

/* Pulsing Dots Loader */
.cs2-dots-loader {
  display: flex;
  gap: var(--cs2-space-xs);
  justify-content: center;
  align-items: center;
}

.cs2-dots-loader .dot {
  width: 8px;
  height: 8px;
  background: var(--cs2-primary);
  border-radius: 50%;
  animation: dotPulse 1.4s infinite ease-in-out both;
}

.cs2-dots-loader .dot:nth-child(1) { animation-delay: -0.32s; }
.cs2-dots-loader .dot:nth-child(2) { animation-delay: -0.16s; }
.cs2-dots-loader .dot:nth-child(3) { animation-delay: 0s; }

@keyframes dotPulse {
  0%, 80%, 100% { 
    transform: scale(0);
    opacity: 0.5;
  }
  40% { 
    transform: scale(1);
    opacity: 1;
  }
}

/* ============================================
   Card & Component Animations
   ============================================ */

/* Staggered Animation for Event Cards */
.cs2-events-list .cs2-event-card {
  animation: slideInUp 0.5s ease-out both;
}

.cs2-events-list .cs2-event-card:nth-child(1) { animation-delay: 0.1s; }
.cs2-events-list .cs2-event-card:nth-child(2) { animation-delay: 0.15s; }
.cs2-events-list .cs2-event-card:nth-child(3) { animation-delay: 0.2s; }
.cs2-events-list .cs2-event-card:nth-child(4) { animation-delay: 0.25s; }
.cs2-events-list .cs2-event-card:nth-child(5) { animation-delay: 0.3s; }

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hover Animations for Interactive Elements */
.cs2-event-card {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.cs2-event-card:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 8px 24px rgba(0, 0, 0, 0.15),
    0 0 20px rgba(var(--cs2-primary-rgb), 0.1);
}

/* Odds Card Pulse Animation */
.odds-card {
  position: relative;
  overflow: hidden;
}

.odds-card::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(circle, rgba(var(--cs2-primary-rgb), 0.3), transparent);
  transform: translate(-50%, -50%);
  transition: all 0.3s ease;
}

.odds-card:active::before {
  width: 200px;
  height: 200px;
}

/* Floating Action Button Animation */
.cs2-fab {
  position: fixed;
  bottom: var(--cs2-space-xl);
  right: var(--cs2-space-xl);
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--cs2-primary), var(--cs2-accent));
  border: none;
  border-radius: 50%;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--cs2-shadow-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: var(--cs2-z-modal-backdrop);
}

.cs2-fab:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--cs2-shadow-xl);
}

.cs2-fab:active {
  transform: scale(0.95);
}

/* ============================================
   Button State Animations
   ============================================ */

/* Enhanced Button Feedback */
.btn {
  position: relative;
  overflow: hidden;
  transform: translateZ(0); /* Enable hardware acceleration */
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.btn:hover::before {
  opacity: 1;
}

/* Success Button Animation */
.btn-success-pulse {
  animation: successPulse 0.6s ease-out;
}

@keyframes successPulse {
  0% {
    background-color: var(--cs2-success);
    transform: scale(1);
  }
  50% {
    background-color: var(--cs2-success-light);
    transform: scale(1.05);
  }
  100% {
    background-color: var(--cs2-success);
    transform: scale(1);
  }
}

/* Loading Button State */
.btn-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn-loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 16px;
  height: 16px;
  margin: -8px 0 0 -8px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============================================
   Modal & Overlay Animations
   ============================================ */

/* Enhanced Modal Animation */
.cs2-betslip-modal {
  animation: modalBackdropFadeIn 0.3s ease-out;
}

.cs2-betslip-modal-content {
  animation: modalContentSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalBackdropFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes modalContentSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Modal Closing Animation */
.cs2-betslip-modal.closing {
  animation: modalBackdropFadeOut 0.2s ease-in;
}

.cs2-betslip-modal.closing .cs2-betslip-modal-content {
  animation: modalContentSlideOut 0.2s ease-in;
}

@keyframes modalBackdropFadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

@keyframes modalContentSlideOut {
  from {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  to {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
}

/* ============================================
   Toast Notifications
   ============================================ */

/* Enhanced Toast Animation */
.cs2-toast {
  animation: toastSlideInEnhanced 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes toastSlideInEnhanced {
  from {
    opacity: 0;
    transform: translateX(100%) scale(0.8);
  }
  to {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

.cs2-toast.hiding {
  animation: toastSlideOut 0.3s ease-in forwards;
}

@keyframes toastSlideOut {
  to {
    opacity: 0;
    transform: translateX(100%) scale(0.9);
  }
}

/* Toast Progress Bar */
.cs2-toast::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--cs2-primary), var(--cs2-accent));
  animation: toastProgress 3s linear forwards;
}

@keyframes toastProgress {
  from { width: 100%; }
  to { width: 0%; }
}

/* ============================================
   Pull-to-Refresh Animation
   ============================================ */

.cs2-pull-indicator {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background: var(--cs2-bg-elevated);
  border: 2px solid var(--cs2-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 100;
}

.cs2-pull-indicator.active {
  top: 10px;
  border-color: var(--cs2-primary);
  background: rgba(var(--cs2-primary-rgb), 0.1);
}

.cs2-pull-indicator.triggered {
  animation: pullRefreshSpin 0.8s linear infinite;
}

@keyframes pullRefreshSpin {
  to { transform: translateX(-50%) rotate(360deg); }
}

/* ============================================
   Micro-interactions
   ============================================ */

/* Credit Amount Animation */
.credit-amount {
  transition: all 0.3s ease;
  display: inline-block;
}

.credit-amount.updating {
  animation: creditFlash 0.5s ease-out;
}

@keyframes creditFlash {
  0% { color: var(--cs2-text-primary); }
  50% { 
    color: var(--cs2-success);
    transform: scale(1.1);
  }
  100% { 
    color: var(--cs2-text-primary);
    transform: scale(1);
  }
}

/* Selection Highlight */
.selection-highlight {
  animation: selectionGlow 0.3s ease-out;
}

@keyframes selectionGlow {
  0% {
    box-shadow: 0 0 0 rgba(var(--cs2-primary-rgb), 0);
  }
  50% {
    box-shadow: 0 0 20px rgba(var(--cs2-primary-rgb), 0.4);
  }
  100% {
    box-shadow: 0 0 0 rgba(var(--cs2-primary-rgb), 0);
  }
}

/* ============================================
   Performance Optimizations
   ============================================ */

/* GPU Acceleration for Interactive Elements */
.odds-card,
.cs2-event-card,
.btn,
.cs2-betslip-modal-content {
  will-change: transform;
}

/* Reduce animations on low-power devices */
@media (prefers-reduced-motion: reduce) {
  .cs2-event-card,
  .odds-card,
  .btn,
  .cs2-toast {
    animation: none !important;
    transition: none !important;
  }
  
  .cs2-event-card:hover,
  .odds-card:hover,
  .btn:hover {
    transform: none !important;
  }
}

/* ============================================
   Responsive Animation Adjustments
   ============================================ */

@media (max-width: 768px) {
  /* Reduce animation complexity on mobile */
  .cs2-event-card:hover {
    transform: translateY(-1px);
  }
  
  /* Simplify modal animations */
  .cs2-betslip-modal-content {
    animation: modalContentSlideInMobile 0.3s ease-out;
  }
  
  @keyframes modalContentSlideInMobile {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Faster transitions for better touch response */
  .btn,
  .odds-card,
  .quick-bet-btn {
    transition-duration: 0.15s;
  }
}

/* ============================================
   Accessibility Enhancements
   ============================================ */

/* Focus Indicators with Animation */
.odds-card:focus,
.btn:focus,
.quick-bet-btn:focus {
  animation: focusGlow 1s ease-in-out infinite alternate;
}

@keyframes focusGlow {
  from {
    outline-color: var(--cs2-primary);
    outline-offset: 2px;
  }
  to {
    outline-color: var(--cs2-accent);
    outline-offset: 4px;
  }
}

/* Screen Reader Animations */
@media (prefers-reduced-motion: no-preference) {
  .sr-only-animate {
    animation: slideInFromLeft 0.3s ease-out;
  }
  
  @keyframes slideInFromLeft {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
  }
}

/* ============================================
   Loading State Variations
   ============================================ */

/* Skeleton Cards for Event Loading */
.cs2-events-skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--cs2-space-md);
  padding: var(--cs2-space-xl);
}

.cs2-event-skeleton {
  background: var(--cs2-bg-card);
  border-radius: var(--cs2-radius-lg);
  padding: var(--cs2-space-lg);
}

.cs2-event-skeleton-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--cs2-space-md);
}

.cs2-event-skeleton-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--cs2-space-lg);
}

/* Breathing Animation for Loading States */
.cs2-breathing {
  animation: breathe 2s ease-in-out infinite;
}

@keyframes breathe {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

/* Success Checkmark Animation */
.cs2-success-checkmark {
  animation: checkmarkDraw 0.6s ease-in-out;
}

@keyframes checkmarkDraw {
  0% {
    stroke-dasharray: 0 100;
  }
  100% {
    stroke-dasharray: 100 0;
  }
}