/**
 * Footer Styles
 */

footer {
    background-color: var(--black);
    color: var(--white);
    padding: 4rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    color: var(--white);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.7rem;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-section a:hover {
    opacity: 1;
}

.footer-section p i {
    width: 20px;
    margin-right: 10px;
    color: var(--accent, #FF6B35);
}

.footer-tagline {
    margin-top: 1rem;
    font-size: 0.9rem;
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: var(--transition);
    text-decoration: none;
}

.social-links a:hover {
    background-color: var(--white);
    color: var(--black);
    transform: translateY(-3px);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--black);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 99;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border: 2px solid var(--white);
}

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

.back-to-top:hover {
    background-color: var(--accent-dark);
    transform: translateY(-3px) scale(1.1);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .social-links {
        justify-content: center;
    }
}