/* Footer */
.main-footer {
    background-color: var(--bg-dark);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    margin-top: auto;
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

[data-theme="light"] .main-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr; /* 3 columns layout */
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.footer-email {
    color: var(--primary);
    font-weight: 500;
}

.footer-links h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--text-main);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    transition: border-color 0.3s ease;
}

[data-theme="light"] .footer-bottom {
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

@media (max-width: 768px) {
    .main-footer {
        padding: 2rem 0 1.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem 1.5rem;
        margin-bottom: 1.5rem;
        justify-items: center;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
    }
    
    .footer-brand h3 {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }
    
    .footer-brand p {
        margin-bottom: 0.75rem;
        font-size: 0.9rem;
        max-width: 100%;
    }
    
    .footer-email {
        font-size: 0.9rem;
    }
    
    .footer-links {
        grid-column: auto;
        text-align: center;
    }
    
    .footer-links h4 {
        font-size: 0.95rem;
        margin-bottom: 0.75rem;
    }
    
    .footer-links ul {
        gap: 0.5rem;
        align-items: center;
    }
    
    .footer-links a {
        font-size: 0.85rem;
    }
    
    .footer-bottom {
        padding-top: 1.5rem;
        font-size: 0.8rem;
    }
}