/* Animations */

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

.animate-fade-in {
    animation: fadeIn 1s ease-in-out;
}

/* Slide Up */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-up {
    animation: slideUp 0.8s ease-out;
}

/* Slide Down */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-down {
    animation: slideDown 0.8s ease-out;
}

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

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

/* Typing Effect */
@keyframes typing {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blink {
    50% {
        border-color: transparent;
    }
}

.typing-effect {
    overflow: hidden;
    border-right: 3px solid var(--white);
    white-space: nowrap;
    animation: 
        typing 3s steps(40, end),
        blink 0.75s step-end infinite;
    display: inline-block;
}

/* Scroll Down Animation */
@keyframes scroll-down {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(10px);
    }
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.8s ease-out;
}

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

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.8s ease-out;
}

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

.reveal-scale {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.8s ease-out;
}

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

/* Stagger Children Animation */
.stagger-children > * {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.stagger-children.active > *:nth-child(1) {
    animation: staggerFadeIn 0.6s ease-out 0.1s forwards;
}

.stagger-children.active > *:nth-child(2) {
    animation: staggerFadeIn 0.6s ease-out 0.2s forwards;
}

.stagger-children.active > *:nth-child(3) {
    animation: staggerFadeIn 0.6s ease-out 0.3s forwards;
}

.stagger-children.active > *:nth-child(4) {
    animation: staggerFadeIn 0.6s ease-out 0.4s forwards;
}

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

/* Floating Animation */
@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

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

/* Pulse Animation */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

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

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

.animate-gradient {
    background-size: 200% 200%;
    animation: gradientShift 5s ease infinite;
}

/* Rotate Animation */
@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-rotate {
    animation: rotate 20s linear infinite;
}

/* Bounce Animation */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

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

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

/* Slide In From Left */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

/* Slide In From Right */
@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

/* Zoom In */
@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

/* Blur In */
@keyframes blurIn {
    from {
        opacity: 0;
        filter: blur(10px);
    }
    to {
        opacity: 1;
        filter: blur(0);
    }
}

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

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

.spinner {
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 0.8s linear infinite;
}

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

.shimmer {
    background: linear-gradient(
        to right,
        var(--gray-200) 0%,
        var(--gray-300) 20%,
        var(--gray-200) 40%,
        var(--gray-200) 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 2s linear infinite;
}

/* Delay Classes */
.delay-100 {
    animation-delay: 0.1s;
}

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

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

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

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

.delay-1000 {
    animation-delay: 1s;
}

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

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

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

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

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

.hover-shrink:hover {
    transform: scale(0.95);
}

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

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

/* Parallax Effect */
.parallax {
    transition: transform 0.1s ease-out;
}

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

/* Reduced Motion */
@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;
    }
}

/* Page Transition */
@keyframes pageIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

body {
    animation: pageIn 0.5s ease-in;
}

/* Link Hover Underline */
.link-underline {
    position: relative;
    display: inline-block;
}

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

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

/* Card Flip */
.card-flip {
    perspective: 1000px;
}

.card-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform var(--transition-slow);
    transform-style: preserve-3d;
}

.card-flip:hover .card-flip-inner {
    transform: rotateY(180deg);
}

.card-flip-front,
.card-flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.card-flip-back {
    transform: rotateY(180deg);
}

/* Glow Effect */
@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px var(--primary-color), 0 0 10px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 20px var(--primary-color), 0 0 30px var(--primary-color);
    }
}

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

/* Text Reveal */
@keyframes textReveal {
    from {
        clip-path: inset(0 100% 0 0);
    }
    to {
        clip-path: inset(0 0 0 0);
    }
}

.text-reveal {
    animation: textReveal 1s ease-out;
}