/* Keyframe Animations Engine */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes floatSlow {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-12px) rotate(1.5deg);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        opacity: 0.25;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

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

@keyframes floatParticle {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0;
    }
    20% {
        opacity: 0.8;
    }
    80% {
        opacity: 0.8;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* Animation Utility Classes */
.animate-fade-in-up {
    animation: fadeInUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-zoom-in {
    animation: zoomIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-float {
    animation: floatSlow 6s ease-in-out infinite;
}

.animate-glow {
    animation: pulseGlow 5s ease-in-out infinite;
}

.animate-shimmer {
    background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0) 100%);
    background-size: 200% 100%;
    animation: shimmer 3s infinite;
}

/* Reveal on scroll state */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Reduced Motion Override */
@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;
    }
    .reveal-on-scroll {
        opacity: 1 !important;
        transform: none !important;
    }
}