.text-shadow {
    text-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}
.bg-grid {
    background-size: 40px 40px;
    background-image:
        linear-gradient(to right, rgba(99, 102, 241, 0.1) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(99, 102, 241, 0.1) 1px, transparent 1px);
}
.animate-float {
    animation: float 6s ease-in-out infinite;
}
.animate-pulse-slow {
    animation: pulse 4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
.skill-bar {
    transition: width 1.5s ease-in-out;
}
.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(99, 102, 241, 0.2), 0 10px 10px -5px rgba(99, 102, 241, 0.1);
}
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}