#historique {
    background-color: #f8f9fa;
    padding: 4rem 2rem;
}

.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(to bottom, #1a2a6c, #ffab00);
    transform: translateX(-50%);
}

.timeline-event {
    display: flex;
    justify-content: space-between;
    margin-bottom: 4rem;
    position: relative;
}

.event-date {
    width: 120px;
    height: 120px;
    background: #1a2a6c;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 2rem;
    z-index: 2;
}

.event-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.event-photo {
    margin-top: 1rem;
}

.event-photo img {
    width: 100%;
    max-width: 400px;
    border-radius: 8px;
}

.chiffres-cles {
    max-width: 800px;
    margin: 3rem auto;
    text-align: center;
}

.chiffres-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 2rem;
}

.chiffre-card {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.nombre {
    font-size: 3rem;
    font-weight: bold;
    color: #1a2a6c;
    display: block;
    line-height: 1;
}

.label {
    color: #555;
    font-size: 1.1rem;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 30px;
    }
    
    .timeline-event {
        flex-direction: column;
    }
    
    .event-date {
        margin: 0 auto 1rem;
    }
    
    .chiffres-grid {
        grid-template-columns: 1fr;
    }
}