/* Advanced CSS Animations and Effects */

/* Keyframe Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes rotateIn {
    from {
        opacity: 0;
        transform: rotate(-180deg);
    }
    to {
        opacity: 1;
        transform: rotate(0deg);
    }
}

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

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale3d(0.3, 0.3, 0.3);
    }
    50% {
        opacity: 1;
    }
    to {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes bounceIn {
    from,
    20%,
    40%,
    60%,
    80%,
    to {
        animation-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1);
    }
    0% {
        opacity: 0;
        transform: scale3d(0.3, 0.3, 0.3);
    }
    20% {
        transform: scale3d(1.1, 1.1, 1.1);
    }
    40% {
        transform: scale3d(0.9, 0.9, 0.9);
    }
    60% {
        opacity: 1;
        transform: scale3d(1.03, 1.03, 1.03);
    }
    80% {
        transform: scale3d(0.97, 0.97, 0.97);
    }
    to {
        opacity: 1;
        transform: scale3d(1, 1, 1);
    }
}

@keyframes rubberBand {
    from {
        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);
    }
    to {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes shake {
    from,
    to {
        transform: translate3d(0, 0, 0);
    }
    10%,
    30%,
    50%,
    70%,
    90% {
        transform: translate3d(-10px, 0, 0);
    }
    20%,
    40%,
    60%,
    80% {
        transform: translate3d(10px, 0, 0);
    }
}

@keyframes pulse {
    from {
        transform: scale3d(1, 1, 1);
    }
    50% {
        transform: scale3d(1.05, 1.05, 1.05);
    }
    to {
        transform: scale3d(1, 1, 1);
    }
}

@keyframes heartBeat {
    0% {
        transform: scale(1);
    }
    14% {
        transform: scale(1.3);
    }
    28% {
        transform: scale(1);
    }
    42% {
        transform: scale(1.3);
    }
    70% {
        transform: scale(1);
    }
}

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

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

/* Text Glow Animation */
@keyframes textGlow {
    from {
        text-shadow: 0 0 5px rgba(99, 102, 241, 0.5);
    }
    to {
        text-shadow: 0 0 20px rgba(99, 102, 241, 0.8), 0 0 30px rgba(99, 102, 241, 0.6);
    }
}

/* Typewriter Animation */
@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes blinkCursor {
    from, to {
        border-color: transparent;
    }
    50% {
        border-color: var(--primary-color);
    }
}

/* Particle Animations */
@keyframes particle1 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translate(200px, -200px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes particle2 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translate(-150px, -250px) rotate(-360deg);
        opacity: 0;
    }
}

@keyframes particle3 {
    0% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translate(100px, -300px) rotate(180deg);
        opacity: 0;
    }
}

/* Loading Spinner */
@keyframes spinner {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

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

/* Morphing Animation */
@keyframes morph {
    0% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
    50% {
        border-radius: 30% 60% 70% 40% / 50% 60% 30% 60%;
    }
    100% {
        border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    }
}

/* Utility Animation Classes */
.animate-fadeInUp {
    animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fadeInDown {
    animation: fadeInDown 0.8s ease-out forwards;
}

.animate-fadeInLeft {
    animation: fadeInLeft 0.8s ease-out forwards;
}

.animate-fadeInRight {
    animation: fadeInRight 0.8s ease-out forwards;
}

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

.animate-rotateIn {
    animation: rotateIn 0.8s ease-out forwards;
}

.animate-slideInUp {
    animation: slideInUp 0.6s ease-out forwards;
}

.animate-slideInDown {
    animation: slideInDown 0.6s ease-out forwards;
}

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

.animate-bounceIn {
    animation: bounceIn 1s ease-out forwards;
}

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

.animate-shake {
    animation: shake 0.82s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

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

.animate-heartBeat {
    animation: heartBeat 1.3s ease-in-out infinite;
}

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

.animate-gradientShift {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

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

.animate-typewriter {
    overflow: hidden;
    border-right: 0.15em solid var(--primary-color);
    white-space: nowrap;
    margin: 0 auto;
    letter-spacing: 0.15em;
    animation: typewriter 3.5s steps(40, end), blinkCursor 0.75s step-end infinite;
}

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

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

.animate-morph {
    animation: morph 8s ease-in-out infinite;
}

/* Hover Animations */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

.hover-rotate {
    transition: transform 0.3s ease;
}

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

.hover-skew {
    transition: transform 0.3s ease;
}

.hover-skew:hover {
    transform: skew(-2deg, -1deg);
}

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.5);
}

.hover-brightness {
    transition: filter 0.3s ease;
}

.hover-brightness:hover {
    filter: brightness(1.2);
}

.hover-blur {
    transition: filter 0.3s ease;
}

.hover-blur:hover {
    filter: blur(2px);
}

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

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

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

.scroll-slide-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

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

.scroll-slide-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

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

.scroll-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

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

.stagger-animation.animate > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation.animate > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation.animate > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation.animate > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-animation.animate > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-animation.animate > *:nth-child(6) { animation-delay: 0.6s; }

.stagger-animation.animate > * {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animations */
.loading-dots {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

.loading-dots div {
    position: absolute;
    top: 33px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--primary-color);
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.loading-dots div:nth-child(1) {
    left: 8px;
    animation: loadingDots1 0.6s infinite;
}

.loading-dots div:nth-child(2) {
    left: 8px;
    animation: loadingDots2 0.6s infinite;
}

.loading-dots div:nth-child(3) {
    left: 32px;
    animation: loadingDots2 0.6s infinite;
}

.loading-dots div:nth-child(4) {
    left: 56px;
    animation: loadingDots3 0.6s infinite;
}

@keyframes loadingDots1 {
    0% {
        transform: scale(0);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes loadingDots3 {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(0);
    }
}

@keyframes loadingDots2 {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(24px, 0);
    }
}

/* Advanced CSS Filters and Effects */
.glass-effect {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.neon-glow {
    text-shadow: 
        0 0 5px currentColor,
        0 0 10px currentColor,
        0 0 15px currentColor,
        0 0 20px var(--primary-color),
        0 0 35px var(--primary-color),
        0 0 40px var(--primary-color);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-inset {
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.shadow-colored {
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

/* 3D Effects */
.card-3d {
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

.card-3d:hover {
    transform: rotateY(180deg);
}

.card-3d .card-front,
.card-3d .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.card-3d .card-back {
    transform: rotateY(180deg);
}

/* Particle System */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(99, 102, 241, 0.6);
    border-radius: 50%;
}

.particle:nth-child(1) { animation: particle1 15s linear infinite; }
.particle:nth-child(2) { animation: particle2 12s linear infinite; }
.particle:nth-child(3) { animation: particle3 18s linear infinite; }

/* Interactive Animations */
.magnetic-button {
    transition: transform 0.3s ease;
}

.magnetic-button:hover {
    transform: translate(var(--mouse-x, 0), var(--mouse-y, 0));
}

.tilt-card {
    transform-style: preserve-3d;
    transition: transform 0.1s ease;
}

.parallax-element {
    transition: transform 0.1s ease-out;
}

/* Performance Optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000;
}

/* 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;
    }
    
    .animate-pulse,
    .animate-heartBeat,
    .animate-float,
    .animate-gradientShift {
        animation: none !important;
    }
}