/* Animation and Transition Effects */

/* Fade in animation for elements */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Pulse animation for call-to-action elements */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 111, 207, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(0, 111, 207, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(0, 111, 207, 0);
  }
}

/* Bounce animation for icons */
@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -8px, 0);
  }
  70% {
    transform: translate3d(0, -4px, 0);
  }
  90% {
    transform: translate3d(0, -2px, 0);
  }
}

/* Shake animation for error states */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-2px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(2px);
  }
}

/* Loading spinner animation */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Gradient animation for backgrounds */
@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

/* Animation classes */
.animate-fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-in-right {
  animation: slideInRight 0.6s ease-out forwards;
}

.animate-scale-in {
  animation: scaleIn 0.4s ease-out forwards;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

.animate-bounce {
  animation: bounce 1s infinite;
}

.animate-shake {
  animation: shake 0.5s ease-in-out;
}

/* Scroll-triggered animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animate-in {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered animation delays for multiple elements */
.animate-on-scroll:nth-child(1) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(2) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.4s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.5s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.6s; }

/* Hover animations */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.hover-scale {
  transition: transform var(--transition-fast);
}

.hover-scale:hover {
  transform: scale(1.05);
}

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

.hover-glow:hover {
  box-shadow: 0 0 20px rgba(0, 111, 207, 0.3);
}

/* Button hover animations */
.btn-animated {
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.btn-animated::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.btn-animated:hover::before {
  left: 100%;
}

/* Loading states */
.loading-shimmer {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

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

/* Typewriter effect */
.typewriter {
  overflow: hidden;
  border-right: 2px solid var(--color-primary);
  white-space: nowrap;
  animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
}

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

@keyframes blink-caret {
  from, to {
    border-color: transparent;
  }
  50% {
    border-color: var(--color-primary);
  }
}

/* Floating animation for decorative elements */
.float {
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Progress bar animation */
.progress-bar {
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transition: width 0.3s ease;
  border-radius: 2px;
}

.progress-bar.animate {
  animation: progressFill 2s ease-out forwards;
}

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

/* Notification slide-in animation */
.notification {
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.notification.show {
  transform: translateX(0);
}

/* Modal animations */
.modal {
  opacity: 0;
  transform: scale(0.8);
  transition: all var(--transition-normal);
}

.modal.show {
  opacity: 1;
  transform: scale(1);
}

.modal-backdrop {
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.modal-backdrop.show {
  opacity: 1;
}

/* Accordion animations */
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal) ease-out;
}

.accordion-content.open {
  max-height: 500px;
}

/* Parallax effect for hero sections */
.parallax {
  transform: translateZ(0);
  transition: transform 0.1s ease-out;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }
  
  .parallax {
    transform: none !important;
  }
}

/* Performance optimizations */
.will-change-transform {
  will-change: transform;
}

.will-change-opacity {
  will-change: opacity;
}

.gpu-accelerated {
  transform: translateZ(0);
  backface-visibility: hidden;
  perspective: 1000px;
}