/* Animation Keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(1deg);
    }
    50% {
        transform: translateY(0) rotate(0deg);
    }
    75% {
        transform: translateY(20px) rotate(-1deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.2;
    }
}

@keyframes floatParticle {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
    }
    90% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-100px) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

@keyframes fly {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(10px, -10px) rotate(10deg);
    }
    50% {
        transform: translate(-10px, 5px) rotate(-10deg);
    }
    75% {
        transform: translate(5px, 10px) rotate(5deg);
    }
}

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

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

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

/* Scroll Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.fade-up {
    transform: translateY(30px);
}

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

.animate-on-scroll.fade-down {
    transform: translateY(-30px);
}

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

.animate-on-scroll.slide-in-left {
    transform: translateX(-50px);
}

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

.animate-on-scroll.slide-in-right {
    transform: translateX(50px);
}

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

.animate-on-scroll.scale-in {
    transform: scale(0.8);
}

.animate-on-scroll.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Stagger Animation */
.stagger-animation > * {
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Parallax Effect */
.parallax {
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* 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, 128, 255, 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);
}

/* Loading Animation */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -200%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.2), 
        transparent
    );
    animation: shimmer 2s infinite;
}

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

.text-reveal span {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    animation: textReveal 0.8s ease forwards;
}

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

/* Typewriter Effect */
.typewriter {
    overflow: hidden;
    border-right: 3px solid var(--primary-blue);
    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: var(--primary-blue) }
}

/* Gradient Animation */
.gradient-animate {
    background: linear-gradient(270deg, var(--primary-blue), var(--light-blue), var(--accent-blue));
    background-size: 300% 300%;
    animation: gradientShift 8s ease infinite;
}

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

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

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

/* Glitch Effect */
@keyframes glitch {
    0%, 100% {
        text-shadow: 
            2px 0 var(--primary-blue),
            -2px 0 var(--accent-blue);
        transform: translate(0);
    }
    20% {
        text-shadow: 
            2px 0 var(--accent-blue),
            -2px 0 var(--primary-blue);
        transform: translate(-2px, 2px);
    }
    40% {
        text-shadow: 
            -2px 0 var(--primary-blue),
            2px 0 var(--accent-blue);
        transform: translate(-2px, -2px);
    }
    60% {
        text-shadow: 
            2px 0 var(--accent-blue),
            -2px 0 var(--primary-blue);
        transform: translate(2px, 2px);
    }
    80% {
        text-shadow: 
            -2px 0 var(--primary-blue),
            2px 0 var(--accent-blue);
        transform: translate(2px, -2px);
    }
}

.glitch:hover {
    animation: glitch 0.5s infinite;
}

/* Particle Animation */
.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary-blue);
    border-radius: 50%;
    opacity: 0;
    animation: particle-float 10s infinite;
}

@keyframes particle-float {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0);
    }
    10% {
        opacity: 1;
        transform: translateY(90vh) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-10vh) scale(0);
    }
}

/* Wave Animation */
@keyframes wave {
    0%, 100% {
        transform: translateX(0) translateZ(0) scaleY(1);
    }
    50% {
        transform: translateX(-25%) translateZ(0) scaleY(0.5);
    }
}

.wave {
    animation: wave 10s cubic-bezier(0.36, 0.45, 0.63, 0.53) infinite;
}

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

.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.ripple:hover::before {
    width: 300px;
    height: 300px;
}