/* ==========================================================================
   Composant: Footer
   ========================================================================== */

.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 5rem 0 2rem;
    position: relative;
    overflow: hidden;
}

/* Optionnel : petite touche décorative via pseudo-élément */
.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: inline-block;
    margin-bottom: 1.5rem;
}

.footer-desc {
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

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

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    color: var(--color-white);
    transition: var(--transition-smooth);
}

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

.footer-heading {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--color-white);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-links a {
    color: var(--color-text-muted);
    font-size: 0.95rem;
    position: relative;
    padding-left: 0;
    transition: var(--transition-smooth);
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: 0;
    opacity: 0;
    color: var(--color-primary);
    transform: translateX(-10px);
    transition: var(--transition-smooth);
}

.footer-links a:hover {
    color: var(--color-white);
    padding-left: 20px;
}

.footer-links a:hover::before {
    opacity: 1;
    transform: translateX(0);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

.footer-contact svg {
    color: var(--color-secondary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact a {
    color: var(--color-text-muted);
}

.footer-contact a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

/* --- RESPONSIVE MOBILE --- */
@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .footer {
        padding: 4rem 0 2rem;
    }
}