/* Animations - Light Theme */
@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 slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

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

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

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

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

@keyframes pulse-slow {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-20px);
    }
    60% {
        transform: translateY(-10px);
    }
}

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

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

@keyframes flip {
    0% {
        transform: perspective(400px) rotateY(0);
    }
    100% {
        transform: perspective(400px) rotateY(360deg);
    }
}

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

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

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

@keyframes bounce-in {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes rubber-band {
    0% {
        transform: scale3d(1, 1, 1);
    }
    30% {
        transform: scale3d(1.25, 0.75, 1);
    }
    40% {
        transform: scale3d(0.75, 1.25, 1);
    }
    50% {
        transform: scale3d(1.15, 0.85, 1);
    }
    65% {
        transform: scale3d(0.95, 1.05, 1);
    }
    75% {
        transform: scale3d(1.05, 0.95, 1);
    }
    100% {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes swing {
    20% {
        transform: rotate3d(0, 0, 1, 15deg);
    }
    40% {
        transform: rotate3d(0, 0, 1, -10deg);
    }
    60% {
        transform: rotate3d(0, 0, 1, 5deg);
    }
    80% {
        transform: rotate3d(0, 0, 1, -5deg);
    }
    100% {
        transform: rotate3d(0, 0, 1, 0deg);
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

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

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

.animate-fade-in-down {
    animation: fadeInDown 0.6s ease-out forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out forwards;
}

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

.animate-slide-up {
    animation: slideUp 0.4s ease-out forwards;
}

.animate-slide-down {
    animation: slideDown 0.4s ease-out forwards;
}

.animate-slide-left {
    animation: slideLeft 0.4s ease-out forwards;
}

.animate-slide-right {
    animation: slideRight 0.4s ease-out forwards;
}

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

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

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

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

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

.animate-flip {
    animation: flip 0.6s ease-in-out;
}

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

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

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

.animate-bounce-in {
    animation: bounceIn 0.6s ease-out;
}

.animate-rubber-band {
    animation: rubberBand 1s ease-in-out;
}

.animate-swing {
    animation: swing 0.8s ease-in-out;
}

/* Animation Delays */
.delay-100 {
    animation-delay: 0.1s;
}

.delay-200 {
    animation-delay: 0.2s;
}

.delay-300 {
    animation-delay: 0.3s;
}

.delay-400 {
    animation-delay: 0.4s;
}

.delay-500 {
    animation-delay: 0.5s;
}

.delay-600 {
    animation-delay: 0.6s;
}

.delay-700 {
    animation-delay: 0.7s;
}

.delay-800 {
    animation-delay: 0.8s;
}

.delay-900 {
    animation-delay: 0.9s;
}

/* Animation Durations */
.duration-fast {
    animation-duration: 0.3s;
}

.duration-normal {
    animation-duration: 0.5s;
}

.duration-slow {
    animation-duration: 0.8s;
}

.duration-slower {
    animation-duration: 1.2s;
}

/* Animation Timing Functions */
.ease-fast {
    animation-timing-function: ease;
}

.ease-normal {
    animation-timing-function: ease;
}

.ease-out {
    animation-timing-function: ease-out;
}

.ease-in {
    animation-timing-function: ease-in;
}

.ease-in-out {
    animation-timing-function: ease-in-out;
}

/* Animation Iterations */
.animation-1 {
    animation-iteration-count: 1;
}

.animation-infinite {
    animation-iteration-count: infinite;
}

.animation-2 {
    animation-iteration-count: 2;
}

.animation-3 {
    animation-iteration-count: 3;
}

/* Animation Fills */
.animation-none {
    animation-fill-mode: none;
}

.animation-forwards {
    animation-fill-mode: forwards;
}

.animation-backwards {
    animation-fill-mode: backwards;
}

.animation-both {
    animation-fill-mode: both;
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.6s ease-out;
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.6s ease-out;
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: all 0.6s ease-out;
}

.reveal-scale.active {
    opacity: 1;
    transform: scale(1);
}

/* Staggered Children */
.stagger-children > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-children > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-children > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-children > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-children > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-children > *:nth-child(6) { animation-delay: 0.6s; }
.stagger-children > *:nth-child(7) { animation-delay: 0.7s; }
.stagger-children > *:nth-child(8) { animation-delay: 0.8s; }
.stagger-children > *:nth-child(9) { animation-delay: 0.9s; }
.stagger-children > *:nth-child(10) { animation-delay: 1s; }

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

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

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

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

.hover-underline {
    position: relative;
    display: inline-block;
}

.hover-underline::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}

.hover-underline:hover::after {
    width: 100%;
}

/* Loading Spinner */
.spinner {
    width: 2rem;
    height: 2rem;
    border: 2px solid var(--border-light);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.spinner-sm {
    width: 1rem;
    height: 1rem;
    border-width: 1px;
}

.spinner-lg {
    width: 3rem;
    height: 3rem;
    border-width: 3px;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, var(--surface-light) 25%, var(--surface) 50%, var(--surface-light) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius);
}
