/* Scroll Animation Classes */
.fade-in {
    opacity: 0;
    transition: opacity 1s ease-out;
}
.fade-in.appear {
    opacity: 1;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}
.fade-in-up.appear {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-100px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.slide-in-left.appear {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(100px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.slide-in-right.appear {
    opacity: 1;
    transform: translateX(0);
}

.zoom-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.zoom-in.appear {
    opacity: 1;
    transform: scale(1);
}

/* Nav Link Animation */
@keyframes navLinkFade {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toggle .line1 {
    transform: rotate(-45deg) translate(-5px, 6px);
}
.toggle .line2 {
    opacity: 0;
}
.toggle .line3 {
    transform: rotate(45deg) translate(-5px, -6px);
}