/* ==========================================================================
   Animation Utilities
   ========================================================================== */

/* ===== KEYFRAME ANIMATIONS ===== */

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

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

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-2rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-2rem);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(2rem);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
    transform: translateY(0);
  }
  40%, 43% {
    animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
    transform: translateY(-1.5rem);
  }
  70% {
    animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
    transform: translateY(-0.75rem);
  }
  90% {
    transform: translateY(-0.25rem);
  }
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes ping {
  75%, 100% {
    transform: scale(2);
    opacity: 0;
  }
}

@keyframes wiggle {
  0%, 100% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-3deg);
  }
  75% {
    transform: rotate(3deg);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-0.5rem);
  }
}

@keyframes gradient {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* ===== ANIMATION CLASSES ===== */

/* Fade animations */
.animate-fade-in {
  animation: fadeIn var(--duration-normal) var(--ease-out) forwards;
}

.animate-fade-out {
  animation: fadeOut var(--duration-normal) var(--ease-out) forwards;
}

/* Slide animations */
.animate-slide-in-up {
  animation: slideInUp var(--duration-normal) var(--ease-out) forwards;
}

.animate-slide-in-down {
  animation: slideInDown var(--duration-normal) var(--ease-out) forwards;
}

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

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

/* Scale animations */
.animate-scale-in {
  animation: scaleIn var(--duration-normal) var(--ease-out) forwards;
}

.animate-scale-out {
  animation: scaleOut var(--duration-normal) var(--ease-out) forwards;
}

/* Interactive animations */
.animate-bounce {
  animation: bounce 1s infinite;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

.animate-ping {
  animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.animate-wiggle {
  animation: wiggle 1s ease-in-out infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-gradient {
  background-size: 400% 400%;
  animation: gradient 3s ease infinite;
}

/* ===== ANIMATION DELAYS ===== */

.animate-delay-75 {
  animation-delay: 75ms;
}

.animate-delay-100 {
  animation-delay: 100ms;
}

.animate-delay-150 {
  animation-delay: 150ms;
}

.animate-delay-200 {
  animation-delay: 200ms;
}

.animate-delay-300 {
  animation-delay: 300ms;
}

.animate-delay-500 {
  animation-delay: 500ms;
}

.animate-delay-700 {
  animation-delay: 700ms;
}

.animate-delay-1000 {
  animation-delay: 1000ms;
}

/* ===== ANIMATION DURATIONS ===== */

.animate-duration-75 {
  animation-duration: 75ms;
}

.animate-duration-100 {
  animation-duration: 100ms;
}

.animate-duration-150 {
  animation-duration: 150ms;
}

.animate-duration-200 {
  animation-duration: 200ms;
}

.animate-duration-300 {
  animation-duration: 300ms;
}

.animate-duration-500 {
  animation-duration: 500ms;
}

.animate-duration-700 {
  animation-duration: 700ms;
}

.animate-duration-1000 {
  animation-duration: 1000ms;
}

/* ===== TRANSITION UTILITIES ===== */

.transition {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter, backdrop-filter;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

.transition-none {
  transition-property: none;
}

.transition-all {
  transition-property: all;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

.transition-colors {
  transition-property: color, background-color, border-color, text-decoration-color, fill, stroke;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

.transition-opacity {
  transition-property: opacity;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

.transition-shadow {
  transition-property: box-shadow;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

.transition-transform {
  transition-property: transform;
  transition-timing-function: var(--ease-out);
  transition-duration: var(--duration-fast);
}

/* Transition durations */
.duration-75 { transition-duration: 75ms; }
.duration-100 { transition-duration: 100ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.duration-700 { transition-duration: 700ms; }
.duration-1000 { transition-duration: 1000ms; }

/* Transition timing functions */
.ease-linear { transition-timing-function: linear; }
.ease-in { transition-timing-function: cubic-bezier(0.4, 0, 1, 1); }
.ease-out { transition-timing-function: cubic-bezier(0, 0, 0.2, 1); }
.ease-in-out { transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); }

/* Transition delays */
.delay-75 { transition-delay: 75ms; }
.delay-100 { transition-delay: 100ms; }
.delay-150 { transition-delay: 150ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-500 { transition-delay: 500ms; }
.delay-700 { transition-delay: 700ms; }
.delay-1000 { transition-delay: 1000ms; }

/* ===== TRANSFORM UTILITIES ===== */

.transform {
  transform: translateX(var(--tw-translate-x, 0)) translateY(var(--tw-translate-y, 0)) rotate(var(--tw-rotate, 0)) skewX(var(--tw-skew-x, 0)) skewY(var(--tw-skew-y, 0)) scaleX(var(--tw-scale-x, 1)) scaleY(var(--tw-scale-y, 1));
}

.transform-none {
  transform: none;
}

/* Scale */
.scale-0 { transform: scale(0); }
.scale-50 { transform: scale(0.5); }
.scale-75 { transform: scale(0.75); }
.scale-90 { transform: scale(0.9); }
.scale-95 { transform: scale(0.95); }
.scale-100 { transform: scale(1); }
.scale-105 { transform: scale(1.05); }
.scale-110 { transform: scale(1.1); }
.scale-125 { transform: scale(1.25); }
.scale-150 { transform: scale(1.5); }

/* Rotate */
.rotate-0 { transform: rotate(0deg); }
.rotate-1 { transform: rotate(1deg); }
.rotate-2 { transform: rotate(2deg); }
.rotate-3 { transform: rotate(3deg); }
.rotate-6 { transform: rotate(6deg); }
.rotate-12 { transform: rotate(12deg); }
.rotate-45 { transform: rotate(45deg); }
.rotate-90 { transform: rotate(90deg); }
.rotate-180 { transform: rotate(180deg); }

.rotate--1 { transform: rotate(-1deg); }
.rotate--2 { transform: rotate(-2deg); }
.rotate--3 { transform: rotate(-3deg); }
.rotate--6 { transform: rotate(-6deg); }
.rotate--12 { transform: rotate(-12deg); }
.rotate--45 { transform: rotate(-45deg); }
.rotate--90 { transform: rotate(-90deg); }
.rotate--180 { transform: rotate(-180deg); }

/* Translate */
.translate-x-0 { transform: translateX(0); }
.translate-x-1 { transform: translateX(0.25rem); }
.translate-x-2 { transform: translateX(0.5rem); }
.translate-x-3 { transform: translateX(0.75rem); }
.translate-x-4 { transform: translateX(1rem); }
.translate-x-5 { transform: translateX(1.25rem); }
.translate-x-6 { transform: translateX(1.5rem); }
.translate-x-8 { transform: translateX(2rem); }
.translate-x-10 { transform: translateX(2.5rem); }
.translate-x-12 { transform: translateX(3rem); }

.translate-y-0 { transform: translateY(0); }
.translate-y-1 { transform: translateY(0.25rem); }
.translate-y-2 { transform: translateY(0.5rem); }
.translate-y-3 { transform: translateY(0.75rem); }
.translate-y-4 { transform: translateY(1rem); }
.translate-y-5 { transform: translateY(1.25rem); }
.translate-y-6 { transform: translateY(1.5rem); }
.translate-y-8 { transform: translateY(2rem); }
.translate-y-10 { transform: translateY(2.5rem); }
.translate-y-12 { transform: translateY(3rem); }

/* Negative translates */
.-translate-x-1 { transform: translateX(-0.25rem); }
.-translate-x-2 { transform: translateX(-0.5rem); }
.-translate-x-3 { transform: translateX(-0.75rem); }
.-translate-x-4 { transform: translateX(-1rem); }
.-translate-x-5 { transform: translateX(-1.25rem); }
.-translate-x-6 { transform: translateX(-1.5rem); }
.-translate-x-8 { transform: translateX(-2rem); }
.-translate-x-10 { transform: translateX(-2.5rem); }
.-translate-x-12 { transform: translateX(-3rem); }

.-translate-y-1 { transform: translateY(-0.25rem); }
.-translate-y-2 { transform: translateY(-0.5rem); }
.-translate-y-3 { transform: translateY(-0.75rem); }
.-translate-y-4 { transform: translateY(-1rem); }
.-translate-y-5 { transform: translateY(-1.25rem); }
.-translate-y-6 { transform: translateY(-1.5rem); }
.-translate-y-8 { transform: translateY(-2rem); }
.-translate-y-10 { transform: translateY(-2.5rem); }
.-translate-y-12 { transform: translateY(-3rem); }

/* ===== HOVER EFFECTS ===== */

.hover\\:scale-105:hover {
  transform: scale(1.05);
}

.hover\\:scale-110:hover {
  transform: scale(1.1);
}

.hover\\:-translate-y-1:hover {
  transform: translateY(-0.25rem);
}

.hover\\:-translate-y-2:hover {
  transform: translateY(-0.5rem);
}

.hover\\:rotate-3:hover {
  transform: rotate(3deg);
}

.hover\\:rotate-6:hover {
  transform: rotate(6deg);
}

/* ===== GROUP HOVER EFFECTS ===== */

.group:hover .group-hover\\:scale-105 {
  transform: scale(1.05);
}

.group:hover .group-hover\\:scale-110 {
  transform: scale(1.1);
}

.group:hover .group-hover\\:-translate-y-1 {
  transform: translateY(-0.25rem);
}

.group:hover .group-hover\\:-translate-y-2 {
  transform: translateY(-0.5rem);
}

.group:hover .group-hover\\:rotate-3 {
  transform: rotate(3deg);
}

/* ===== ANIMATION STATES ===== */

.animate-paused {
  animation-play-state: paused;
}

.animate-running {
  animation-play-state: running;
}

/* ===== INTERSECTION OBSERVER ANIMATIONS ===== */

.fade-in-up {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}

.fade-in-up.animate {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-2rem);
  transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}

.fade-in-left.animate {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(2rem);
  transition: opacity var(--duration-slow) var(--ease-out), transform var(--duration-slow) var(--ease-out);
}

.fade-in-right.animate {
  opacity: 1;
  transform: translateX(0);
}

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

.scale-in.animate {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays for multiple elements */
.stagger-1 { transition-delay: 100ms; }
.stagger-2 { transition-delay: 200ms; }
.stagger-3 { transition-delay: 300ms; }
.stagger-4 { transition-delay: 400ms; }
.stagger-5 { transition-delay: 500ms; }
.stagger-6 { transition-delay: 600ms; }

/* ===== REDUCED MOTION SUPPORT ===== */

@media (prefers-reduced-motion: reduce) {
  .animate-fade-in,
  .animate-fade-out,
  .animate-slide-in-up,
  .animate-slide-in-down,
  .animate-slide-in-left,
  .animate-slide-in-right,
  .animate-scale-in,
  .animate-scale-out,
  .animate-bounce,
  .animate-pulse,
  .animate-spin,
  .animate-ping,
  .animate-wiggle,
  .animate-float,
  .animate-gradient {
    animation: none;
  }
  
  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .scale-in {
    transition: none;
    opacity: 1;
    transform: none;
  }
  
  .transition,
  .transition-all,
  .transition-colors,
  .transition-opacity,
  .transition-shadow,
  .transition-transform {
    transition: none;
  }
}