/* Footer Specific Styles */
.footer-link {
    position: relative;
    transition: all 0.3s ease;
}

.footer-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: #3fff8b;
    transition: width 0.3s ease;
}

.footer-link:hover::before {
    width: 100%;
}

/* Back to top button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}