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

/* Animation Base Classes */
.animate {
  animation-duration: var(--timing-base);
  animation-timing-function: var(--ease-out);
  animation-fill-mode: both;
}

.animate-fast {
  animation-duration: var(--timing-fast);
}

.animate-slow {
  animation-duration: var(--timing-slow);
}

.animate-slower {
  animation-duration: var(--timing-slower);
}

/* Fade Animations */
.fade-in {
  animation-name: fadeIn;
}

.fade-out {
  animation-name: fadeOut;
}

.fade-in-up {
  animation-name: fadeInUp;
}

.fade-in-down {
  animation-name: fadeInDown;
}

.fade-in-left {
  animation-name: fadeInLeft;
}

.fade-in-right {
  animation-name: fadeInRight;
}

/* Scale Animations */
.scale-in {
  animation-name: scaleIn;
}

.scale-out {
  animation-name: scaleOut;
}

/* Slide Animations */
.slide-in-up {
  animation-name: slideInUp;
}

.slide-in-down {
  animation-name: slideInDown;
}

.slide-in-left {
  animation-name: slideInLeft;
}

.slide-in-right {
  animation-name: slideInRight;
}

/* Bounce Animation */
.bounce {
  animation-name: bounce;
  animation-duration: 1s;
}

/* Pulse Animation */
.pulse {
  animation-name: pulse;
  animation-duration: 2s;
  animation-iteration-count: infinite;
}

/* Shake Animation */
.shake {
  animation-name: shake;
  animation-duration: 0.5s;
}

/* Rotation Animations */
.rotate {
  animation-name: rotate;
  animation-duration: 1s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}

.spin {
  animation-name: spin;
  animation-duration: 1s;
  animation-iteration-count: infinite;
  animation-timing-function: linear;
}

/* Hover Animations */
.hover-lift {
  transition: transform var(--timing-base) var(--ease-out);
}

.hover-lift:hover {
  transform: translateY(-4px);
}

.hover-scale {
  transition: transform var(--timing-base) var(--ease-out);
}

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

.hover-rotate {
  transition: transform var(--timing-base) var(--ease-out);
}

.hover-rotate:hover {
  transform: rotate(5deg);
}

/* Transition Utilities */
.transition-all {
  transition: all var(--timing-base) var(--ease-out);
}

.transition-colors {
  transition: color var(--timing-base) var(--ease-out),
              background-color var(--timing-base) var(--ease-out),
              border-color var(--timing-base) var(--ease-out);
}

.transition-transform {
  transition: transform var(--timing-base) var(--ease-out);
}

.transition-opacity {
  transition: opacity var(--timing-base) var(--ease-out);
}

/* Animation Delay Classes */
.delay-75 {
  animation-delay: 75ms;
}

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

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

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

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

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

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

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

/* === Keyframe Animations === */

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

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

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

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

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

@keyframes fadeInRight {
  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);
  }
}

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

@keyframes slideInUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideInDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(0);
  }
}

@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(-20px);
  }
  70% {
    animation-timing-function: cubic-bezier(0.755, 0.05, 0.855, 0.06);
    transform: translateY(-10px);
  }
  90% {
    transform: translateY(-4px);
  }
}

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

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

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

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

/* Loading Animation */
@keyframes loading {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.loading-bar {
  position: relative;
  overflow: hidden;
  background: var(--color-gray-200);
  border-radius: var(--border-radius-sm);
  height: 4px;
}

.loading-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 40%;
  background: var(--gradient-primary);
  animation: loading 1.5s infinite;
}

/* Intersection Observer Animation Classes */
.aos-animate {
  animation-fill-mode: both;
}

.aos-fade-up {
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

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

.aos-fade-in {
  opacity: 0;
  transition: opacity 0.6s var(--ease-out);
}

.aos-fade-in.aos-animate {
  opacity: 1;
}

.aos-scale-up {
  transform: scale(0.95);
  opacity: 0;
  transition: transform 0.6s var(--ease-out), opacity 0.6s var(--ease-out);
}

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

/* === Professional Animation System (Task 1.6) === */

/* Animation Base Styles for Scroll-Triggered Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Professional Animation Types */
.fade-up {
    transform: translateY(50px);
}

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

.fade-down {
    transform: translateY(-30px);
}

.fade-down.animate-in {
    transform: translateY(0);
}

.fade-scale {
    transform: scale(0.8) translateY(30px);
}

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

.fade-up-card {
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Staggered Animations for Grouped Elements */
.animate-stagger {
    opacity: 0;
    transform: translateY(20px);
    animation: staggerIn 0.6s ease-out forwards;
}

@keyframes staggerIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Button Ripple Effect */
.btn {
    position: relative;
    overflow: hidden;
}

.btn-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    pointer-events: none;
    transform: scale(0);
    animation: ripple 0.6s linear;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Card Hover Effects */
.card-hover {
    transform: translateY(-8px) !important;
    box-shadow: var(--shadow-2xl) !important;
}

/* Professional Loading States */
.chart-loader {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(2px);
    border-radius: var(--border-radius-lg);
    z-index: 10;
}

.chart-loader-content {
    text-align: center;
    color: var(--text-secondary);
}

.chart-loader-spinner {
    width: 40px;
    height: 40px;
    margin: 0 auto var(--space-md);
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-adobe-red);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.chart-loader.fade-out {
    opacity: 0;
    transition: opacity 0.3s ease-out;
}

/* Page Loading State */
body:not(.content-loaded) .main-content {
    opacity: 0;
}

body.content-loaded .main-content {
    opacity: 1;
    transition: opacity 0.5s ease-out;
}

/* Navigation Enhancements */
.progress-item {
    transition: all var(--timing-base) var(--ease-out);
}

.progress-item:hover {
    transform: translateY(-2px);
}

.progress-item.active {
    transform: scale(1.05);
}

/* Interactive Element Enhancements */
.btn {
    transition: all var(--timing-base) var(--ease-out);
}

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

.btn:active:not(:disabled) {
    transform: translateY(0);
}

/* Professional Focus States */
.btn:focus-visible,
.progress-item:focus-visible {
    outline: 3px solid rgba(225, 37, 27, 0.3);
    outline-offset: 2px;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .animate-on-scroll {
        transform: translateY(20px);
    }
    
    .fade-up {
        transform: translateY(30px);
    }
    
    .btn:hover:not(:disabled) {
        transform: none;
    }
    
    .progress-item:hover {
        transform: none;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    .chart-loader {
        background: rgba(255, 255, 255, 1);
        border: 2px solid var(--text-primary);
    }
    
    .btn-ripple {
        background: rgba(0, 0, 0, 0.3);
    }
}

/* Performance Optimizations */
.animate-on-scroll,
.btn,
.progress-item,
.accelerator-card,
.service-card,
.culture-card,
.quote-block {
    will-change: transform, opacity;
}

.animate-on-scroll.animate-in {
    will-change: auto;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .animate,
    .fade-in,
    .fade-out,
    .fade-in-up,
    .fade-in-down,
    .fade-in-left,
    .fade-in-right,
    .scale-in,
    .scale-out,
    .slide-in-up,
    .slide-in-down,
    .slide-in-left,
    .slide-in-right,
    .bounce,
    .pulse,
    .shake,
    .rotate,
    .spin,
    .animate-on-scroll,
    .animate-stagger {
        animation: none !important;
        transition: none !important;
        transform: none !important;
    }
    
    .hover-lift:hover,
    .hover-scale:hover,
    .hover-rotate:hover {
        transform: none !important;
    }
    
    .aos-fade-up,
    .aos-fade-in,
    .aos-scale-up,
    .animate-on-scroll {
        transform: none !important;
        opacity: 1 !important;
        transition: none !important;
    }

    .chart-loader-spinner {
        animation: none;
        border-top-color: var(--color-gray-400);
    }

    .btn-ripple {
        display: none;
    }
}

.reduce-motion .animate-on-scroll,
.reduce-motion .animate-stagger,
.reduce-motion .btn,
.reduce-motion .progress-item,
.reduce-motion .card-hover {
    transition: none !important;
    animation: none !important;
    transform: none !important;
}

.reduce-motion .animate-on-scroll {
    opacity: 1;
}

.reduce-motion .chart-loader-spinner {
    animation: none;
    border-top-color: var(--color-gray-400);
}

.reduce-motion .btn-ripple {
    display: none;
}