/* 
 * Potomitan Animations & Micro-interactions
 * Smooth, performant animations using CSS transforms
 */

/* Fade Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

/* Slide Animations */
@keyframes slideInUp {
  from {
    transform: translateY(1rem);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes slideInDown {
  from {
    transform: translateY(-1rem);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

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

@keyframes slideOutUp {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(-1rem);
    opacity: 0;
  }
}

@keyframes slideOutDown {
  from {
    transform: translateY(0);
    opacity: 1;
  }
  to {
    transform: translateY(1rem);
    opacity: 0;
  }
}

@keyframes slideOutLeft {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(-1rem);
    opacity: 0;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(1rem);
    opacity: 0;
  }
}

/* Scale Animations */
@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes scaleOut {
  from {
    transform: scale(1);
    opacity: 1;
  }
  to {
    transform: scale(0.95);
    opacity: 0;
  }
}

/* Bounce Animation */
@keyframes bounce {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-0.5rem);
  }
}

/* Loading/Spinner Animations */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Shimmer/Loading Skeleton Animation */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

/* Focus Ring Animation */
@keyframes focusRing {
  from {
    box-shadow: 0 0 0 0 var(--color-primary-500);
  }
  to {
    box-shadow: 0 0 0 3px var(--color-primary-50);
  }
}

/* Attention Seeker - Pulse Effect */
@keyframes attention {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* Wiggle Animation */
@keyframes wiggle {
  0%, 100% {
    transform: rotateZ(0deg);
  }
  15% {
    transform: rotateZ(-5deg);
  }
  30% {
    transform: rotateZ(3deg);
  }
  45% {
    transform: rotateZ(-3deg);
  }
  60% {
    transform: rotateZ(2deg);
  }
  75% {
    transform: rotateZ(-1deg);
  }
}

/* Shake Animation for Errors */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

/* Heartbeat Animation */
@keyframes heartbeat {
  0%, 100% {
    transform: scale(1);
  }
  14% {
    transform: scale(1.1);
  }
  28% {
    transform: scale(1);
  }
  42% {
    transform: scale(1.1);
  }
  70% {
    transform: scale(1);
  }
}

/* Utility Classes for Animations */
.animate-fadeIn {
  animation: fadeIn var(--duration-300) var(--ease-out);
}

.animate-fadeOut {
  animation: fadeOut var(--duration-300) var(--ease-out);
}

.animate-slideInUp {
  animation: slideInUp var(--duration-300) var(--ease-out);
}

.animate-slideInDown {
  animation: slideInDown var(--duration-300) var(--ease-out);
}

.animate-slideInLeft {
  animation: slideInLeft var(--duration-300) var(--ease-out);
}

.animate-slideInRight {
  animation: slideInRight var(--duration-300) var(--ease-out);
}

.animate-slideOutUp {
  animation: slideOutUp var(--duration-300) var(--ease-in);
}

.animate-slideOutDown {
  animation: slideOutDown var(--duration-300) var(--ease-in);
}

.animate-slideOutLeft {
  animation: slideOutLeft var(--duration-300) var(--ease-in);
}

.animate-slideOutRight {
  animation: slideOutRight var(--duration-300) var(--ease-in);
}

.animate-scaleIn {
  animation: scaleIn var(--duration-300) var(--ease-out);
}

.animate-scaleOut {
  animation: scaleOut var(--duration-300) var(--ease-in);
}

.animate-bounce {
  animation: bounce var(--duration-1000) infinite;
}

.animate-spin {
  animation: spin 1s linear infinite;
}

.animate-pulse {
  animation: pulse var(--duration-1000) cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-shimmer {
  animation: shimmer 2s infinite;
  background: linear-gradient(
    90deg,
    var(--color-neutral-200) 0%,
    var(--color-neutral-100) 50%,
    var(--color-neutral-200) 100%
  );
  background-size: 1000px 100%;
}

.animate-wiggle {
  animation: wiggle var(--duration-500);
}

.animate-shake {
  animation: shake var(--duration-500);
}

.animate-heartbeat {
  animation: heartbeat var(--duration-1000) infinite;
}

.animate-attention {
  animation: attention var(--duration-500) infinite;
}

/* Button Hover/Active Animations */
.btn-interactive {
  transition: all var(--transition-duration-fast) var(--ease-out);
  transform: translateY(0);
}

.btn-interactive:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-interactive:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.btn-interactive:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Form Input Focus Animation */
.input-interactive {
  transition: all var(--transition-duration-fast) var(--ease-out);
  border-color: var(--color-neutral-300);
}

.input-interactive:focus {
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px var(--color-primary-50);
}

.input-interactive.error {
  border-color: var(--color-error-500);
}

.input-interactive.error:focus {
  box-shadow: 0 0 0 3px var(--color-error-50);
}

.input-interactive.success {
  border-color: var(--color-success-500);
}

.input-interactive.success:focus {
  box-shadow: 0 0 0 3px var(--color-success-50);
}

/* Card Hover Effect */
.card-interactive {
  transition: all var(--transition-duration-fast) var(--ease-out);
  border-color: var(--color-neutral-200);
  box-shadow: var(--shadow-sm);
}

.card-interactive:hover {
  border-color: var(--color-neutral-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Loading State */
.loading-state {
  animation: pulse var(--duration-1000) cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.loading-spinner {
  animation: spin 1s linear infinite;
}

/* Toast/Notification Animations */
.toast-enter {
  animation: slideInRight var(--duration-300) var(--ease-out);
}

.toast-exit {
  animation: slideOutRight var(--duration-300) var(--ease-in);
}

/* Modal/Dialog Animations */
.modal-backdrop {
  animation: fadeIn var(--duration-300) var(--ease-out);
}

.modal-content {
  animation: scaleIn var(--duration-300) var(--ease-out);
}

.modal-enter {
  animation: slideInUp var(--duration-300) var(--ease-out);
}

.modal-exit {
  animation: slideOutDown var(--duration-300) var(--ease-in);
}

/* Dropdown Menu Animations */
.dropdown-enter {
  animation: slideInDown var(--duration-200) var(--ease-out);
  transform-origin: top center;
}

.dropdown-exit {
  animation: slideOutUp var(--duration-200) var(--ease-in);
  transform-origin: top center;
}

/* Link Hover Effects */
.link-hover {
  position: relative;
  text-decoration: none;
  color: var(--color-primary-600);
  transition: color var(--transition-duration-fast) var(--ease-out);
}

.link-hover:hover {
  color: var(--color-primary-700);
}

.link-hover::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary-500);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-duration-fast) var(--ease-out);
}

.link-hover:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Skeleton Loading */
.skeleton {
  animation: shimmer 2s infinite;
  background: linear-gradient(
    90deg,
    var(--color-neutral-200) 0%,
    var(--color-neutral-100) 50%,
    var(--color-neutral-200) 100%
  );
  background-size: 1000px 100%;
}

/* 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-behavior: auto !important;
  }
}