/* Animation Classes */
.fade-in-up {
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: fadeInLeft 0.8s ease forwards;
}

.fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: fadeInRight 0.8s ease forwards;
}

.fade-in {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
}

/* Animation Delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }
.delay-7 { animation-delay: 0.7s; }

/* Keyframe Animations */
@keyframes fadeInUp {
    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 fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Hover Animations */
.hover-scale {
    transition: transform 0.3s ease;
}

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

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

.hover-glow:hover {
    box-shadow: 0 0 20px rgba(88, 101, 242, 0.3);
}

/* Text Animations */
.typewriter {
    overflow: hidden;
    border-right: 2px solid var(--primary-color);
    white-space: nowrap;
    animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
    from { width: 0; }
    to { width: 100%; }
}

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

/* Particle Animation */
.particle {
    position: absolute;
    background: var(--primary-color);
    border-radius: 50%;
    animation: particleFloat 6s infinite ease-in-out;
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 1;
    }
    50% {
        transform: translateY(-100px) rotate(180deg);
        opacity: 0.5;
    }
}

/* Loading Animations */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-tertiary);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Scroll Animations */
.slide-in-bottom {
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.8s ease;
}

.slide-in-bottom.visible {
    transform: translateY(0);
    opacity: 1;
}

.slide-in-left {
    transform: translateX(-100px);
    opacity: 0;
    transition: all 0.8s ease;
}

.slide-in-left.visible {
    transform: translateX(0);
    opacity: 1;
}

.slide-in-right {
    transform: translateX(100px);
    opacity: 0;
    transition: all 0.8s ease;
}

.slide-in-right.visible {
    transform: translateX(0);
    opacity: 1;
}

/* Button Animations */
.btn-animate {
    position: relative;
    overflow: hidden;
}

.btn-animate::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-animate:active::after {
    width: 300px;
    height: 300px;
}

/* Card Flip Animation */
.flip-card {
    background-color: transparent;
    perspective: 1000px;
}

.flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
}

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

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

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

/* Glitch Effect */
.glitch {
    position: relative;
    color: white;
    font-size: 4em;
    letter-spacing: 0.5em;
    animation: glitch-skew 1s infinite linear alternate-reverse;
}

.glitch::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    animation: glitch-anim 2s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% {
        clip: rect(42px, 9999px, 44px, 0);
        transform: skew(0.85deg);
    }
    5% {
        clip: rect(12px, 9999px, 59px, 0);
        transform: skew(0.4deg);
    }
    10% {
        clip: rect(83px, 9999px, 61px, 0);
        transform: skew(0.72deg);
    }
    /* ... more keyframes for randomness */
    100% {
        clip: rect(91px, 9999px, 81px, 0);
        transform: skew(0.02deg);
    }
}

@keyframes glitch-skew {
    0% {
        transform: skew(2deg);
    }
    100% {
        transform: skew(-1deg);
    }
}

/* Neon Glow */
.neon-glow {
    text-shadow: 
        0 0 5px var(--primary-color),
        0 0 10px var(--primary-color),
        0 0 15px var(--primary-color),
        0 0 20px var(--primary-color);
    animation: neon-flicker 1.5s infinite alternate;
}

@keyframes neon-flicker {
    0%, 18%, 22%, 25%, 53%, 57%, 100% {
        text-shadow: 
            0 0 5px var(--primary-color),
            0 0 10px var(--primary-color),
            0 0 15px var(--primary-color),
            0 0 20px var(--primary-color);
    }
    20%, 24%, 55% {
        text-shadow: none;
    }
}

/* Pulse Animation */
.pulse {
    animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
    0% {
        box-shadow: 0 0 0 0px rgba(88, 101, 242, 0.2);
    }
    100% {
        box-shadow: 0 0 0 20px rgba(88, 101, 242, 0);
    }
}

/* Zoom In Animation */
.zoom-in {
    animation: zoomIn 0.5s ease;
}

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

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

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

/* Bounce In Animation */
.bounce-in {
    animation: bounceIn 0.75s;
}

@keyframes bounceIn {
    from, 20%, 40%, 60%, 80%, to {
        animation-timing-function: cubic-bezier(0.215, 0.610, 0.355, 1.000);
    }
    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);
    }
}

/* Slide Down Animation */
.slide-down {
    animation: slideDown 0.5s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Flip Animation */
.flip {
    animation: flip 1s ease;
}

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

/* Gradient Animation */
.gradient-animate {
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

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

/* Responsive Animation Controls */
@media (prefers-reduced-motion: reduce) {
    *,
    ::before,
    ::after {
        animation-delay: -1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        background-attachment: initial !important;
        scroll-behavior: auto !important;
        transition-duration: 0s !important;
        transition-delay: 0s !important;
    }
}