/**
 * Module fdusages — CSS front
 * Bloc Domaines d'application sur la fiche produit
 * Préfixe .fdu-* (cohabite avec .fd-pp-*)
 *
 * Layout adaptive :
 *   1 carte  → 100%
 *   2 cartes → 50/50
 *   3 cartes → 33/33/33
 */

.fdu-section {
    /* Hérite de .fd-pp-section pour la coque (margin-top, border-top, padding-top) */
}

/* === Grille responsive === */
.fdu-grid {
    display: grid;
    gap: 20px;
    margin-top: 4px;
}
.fdu-count-1 .fdu-grid { grid-template-columns: 1fr; }
.fdu-count-2 .fdu-grid { grid-template-columns: 1fr 1fr; }
.fdu-count-3 .fdu-grid { grid-template-columns: 1fr 1fr 1fr; }

/* === Card === */
.fdu-card {
    background: #fafafa;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    padding: 22px 24px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}
.fdu-card:hover {
    border-color: #1D6FA4;
    background: #fff;
    box-shadow: 0 2px 8px rgba(29, 111, 164, 0.06);
}

.fdu-card-title {
    font-size: 16px !important;
    font-weight: 600 !important;
    color: #1D3557 !important;
    margin: 0 !important;
    padding: 0 !important;
    line-height: 1.3 !important;
    border: 0 !important;
    background: transparent !important;
    text-transform: none !important;
    letter-spacing: 0 !important;
}

.fdu-card-desc {
    font-size: 13px;
    line-height: 1.6;
    color: #555;
    margin: 0;
    padding: 0;
    word-wrap: break-word;
}

/* === Responsive === */
@media (max-width: 900px) {
    .fdu-count-3 .fdu-grid { grid-template-columns: 1fr 1fr; }
    /* Si 3 cards, la 3e passe seule sur la 2e ligne en pleine largeur */
    .fdu-count-3 .fdu-card:nth-child(3) {
        grid-column: 1 / -1;
    }
}

@media (max-width: 600px) {
    .fdu-grid,
    .fdu-count-1 .fdu-grid,
    .fdu-count-2 .fdu-grid,
    .fdu-count-3 .fdu-grid {
        grid-template-columns: 1fr !important;
        gap: 14px;
    }
    .fdu-count-3 .fdu-card:nth-child(3) {
        grid-column: auto;
    }
    .fdu-card { padding: 18px 20px; }
    .fdu-card-title { font-size: 15px !important; }
    .fdu-card-desc { font-size: 13px; }
}