/* Footer */
footer {
    background-color: var(--darker);
    color: white;
    padding: 4rem 0 2rem;
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-column h3 {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--light);
}

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

.footer-column ul li {
    margin-bottom: 0.8rem;
}

.footer-column a, .footer-column button {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
    font-size: 16px;
    background-color: transparent;
    border: none;
    outline: none;
    box-sizing: border-box;
}

.footer-column p {
    max-width: 200px;
}

.footer-column a:hover, .footer-column button:hover {
    color: var(--light);
    cursor: pointer;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: background-color 0.3s;
}

.social-links a:hover {
    background-color: var(--light);
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #999;
    font-size: 0.9rem;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    gap: 1rem;
}

/* Tree SVG in Footer */
.copyright img {
    width: 50px;
}