/* Animation Keyframes */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

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

@keyframes glow {
    0% {
        box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.6);
    }
    100% {
        box-shadow: 0 0 5px rgba(102, 126, 234, 0.3);
    }
}

/* Animation Classes */
.animate-fade-up {
    opacity: 0;
    animation: fadeUp 0.8s ease forwards;
}

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

.animate-slide-left {
    opacity: 0;
    animation: slideInLeft 0.8s ease forwards;
}

.animate-slide-right {
    opacity: 0;
    animation: slideInRight 0.8s ease forwards;
}

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

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

.animate-rotate {
    animation: rotate 2s linear infinite;
}

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

/* Delay Classes */
.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

.delay-3 {
    animation-delay: 0.6s;
}

.delay-4 {
    animation-delay: 0.8s;
}

.delay-5 {
    animation-delay: 1s;
}

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

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px 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);
}

/* Scroll Animations */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

/* Loading Animations */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(102, 126, 234, 0.3);
    border-top: 4px solid #667eea;
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% {
        content: '';
    }
    40% {
        content: '.';
    }
    60% {
        content: '..';
    }
    80%, 100% {
        content: '...';
    }
}

/* Counter Animation */
.counter {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Parallax Effect */
.parallax {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 2px solid #667eea;
    white-space: nowrap;
    animation: typing 3.5s 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: #667eea;
    }
}

/* Floating Animation */
.floating {
    animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
    0% {
        transform: translate(0, 0px);
    }
    50% {
        transform: translate(0, -10px);
    }
    100% {
        transform: translate(0, 0px);
    }
}

/* Gradient Animation */
.gradient-animate {
    background: linear-gradient(-45deg, #667eea, #764ba2, #f093fb, #f5576c);
    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%;
    }
}

/* Text Reveal Animation */
.text-reveal {
    position: relative;
    overflow: hidden;
}

.text-reveal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #667eea;
    animation: reveal 1.5s ease forwards;
}

@keyframes reveal {
    0% {
        left: 0;
    }
    50% {
        left: 0;
        width: 100%;
    }
    100% {
        left: 100%;
        width: 0;
    }
}

/* Stagger Animation */
.stagger-item {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.6s ease forwards;
}

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

/* Progress Bar Animation */
.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
    transform: translateX(-100%);
    animation: fillProgress 2s ease forwards;
}

@keyframes fillProgress {
    to {
        transform: translateX(0);
    }
}

/* Morphing Shapes */
.morph-shape {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    animation: morph 4s ease-in-out infinite;
}

@keyframes morph {
    0%, 100% {
        border-radius: 50%;
        transform: rotate(0deg);
    }
    25% {
        border-radius: 25% 75%;
        transform: rotate(90deg);
    }
    50% {
        border-radius: 75% 25%;
        transform: rotate(180deg);
    }
    75% {
        border-radius: 25% 75%;
        transform: rotate(270deg);
    }
}

/* Responsive Animations */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (max-width: 768px) {
    .animate-fade-up,
    .animate-slide-left,
    .animate-slide-right {
        animation-duration: 0.6s;
    }
    
    .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; }
}