:root {
    --brand-blue: #0047AB;
    --brand-yellow: #FFD700;
}

.expertise-hero {
    background: linear-gradient(rgba(0, 46, 110, 0.9), rgba(0, 46, 110, 0.9)), url('votre-image-industrielle.jpg');
    background-size: cover;
    background-position: center;
}

.brand-blue-text { color: var(--brand-blue); }
.bg-brand-blue { background-color: var(--brand-blue); }

/* Chiffres pour la méthodologie */
.method-number {
    background: var(--brand-yellow);
    color: var(--brand-blue);
    font-weight: 800;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Cartes d'expertise avec effet de zoom */
.expertise-card {
    transition: all 0.4s ease;
    border: 1px solid rgba(0,0,0,0.05);
}

.expertise-card img {
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.expertise-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 71, 171, 0.15) !important;
}

.expertise-card:hover img {
    transform: scale(1.1);
}

/* Style pour la liste personnalisée */
.list-unstyled li {
    margin-bottom: 10px;
    font-weight: 500;
}