.fade-in {
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}
.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s ease-out forwards;
}
@keyframes fadeIn {
    to { opacity: 1; }
}
@keyframes slideUp {
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}
.fade-in.delay-100 { animation-delay: 0.1s; }
.fade-in.delay-200 { animation-delay: 0.2s; }
.fade-in.delay-300 { animation-delay: 0.3s; }
.fade-in.delay-400 { animation-delay: 0.4s; }
.slide-up.delay-100 { animation-delay: 0.1s; }
.slide-up.delay-200 { animation-delay: 0.2s; }
.slide-up.delay-300 { animation-delay: 0.3s; }
.slide-up.delay-400 { animation-delay: 0.4s; }
.card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}
@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -30px, 0);
    }
    70% {
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}
@keyframes ping {
    75%, 100% {
        transform: scale(2);
        opacity: 0;
    }
}
.btn-primary, .btn-secondary {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.btn-primary:hover, .btn-secondary:hover {
    transform: translateY(-2px);
}
.icon-wrapper {
    transition: transform 0.3s ease;
}
.card:hover .icon-wrapper {
    transform: scale(1.1) rotate(5deg);
}
.dropdown-menu {
    transition: all 0.3s ease;
}
.mobile-menu {
    transition: all 0.3s ease;
}
.mobile-menu-content {
    transition: transform 0.3s ease;
}
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}
.loading-spinner {
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
.gradient-animation {
    background-size: 400% 400%;
    animation: gradientAnimation 3s ease infinite;
}
@keyframes gradientAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.text-gradient {
    background: linear-gradient(90deg, #3B82F6, #8B5CF6, #06B6D4);
    background-size: 200% 200%;
    animation: textGradient 3s ease infinite;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
@keyframes textGradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.float-animation {
    animation: floatSimple 6s ease-in-out infinite;
}
@keyframes floatSimple {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}
.scale-hover {
    transition: transform 0.3s ease;
}
.scale-hover:hover {
    transform: scale(1.05);
}
.blur-in {
    filter: blur(5px);
    opacity: 0;
    animation: blurIn 0.8s ease-out forwards;
}
@keyframes blurIn {
    to {
        filter: blur(0);
        opacity: 1;
    }
}
.shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}
@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}