/* Animaciones reutilizables y keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

/* Aplicaciones de animación */
.text-gradient {
    background-size: 200% auto;
    animation: pulseGradient 4s linear infinite;
}

/* Efectos de Hover para enlaces sutiles */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Botón interactivo */
.btn-primary:active, .btn-secondary:active {
    transform: scale(0.96);
}