.catalog-main-section {
    padding-bottom: 80px; 
}

.page-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 30px;
    margin-top: 10px;
}


.catalog-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 25px; 
    width: 100%;
}

.catalog-card-img {
    border-radius: 8px 8px 0 0;
    overflow: hidden;
    display: block;
    width: 100%;
    max-width: 100%;    
    height: auto;                   
    aspect-ratio: 360 / 150;
    border-bottom: 1px solid var(--grey_light);
    background-color: var(--white);
}

.catalog-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.catalog-card {
    display: flex;
    flex-direction: column;
    background-color: var(--white);
    border-radius: 8px;
    border: 1px solid var(--grey_light);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
    position: relative; 
    overflow: visible; 
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;    
    z-index: 1; 
}

.catalog-card:hover,
.catalog-card.is-open {
    z-index: 10; 
}

.catalog-card:hover .catalog-card-img img {
    transform: scale(1.05);
}

.catalog-card-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    flex-grow: 1;
}

.catalog-card-title {
    font-size: 18px;
    font-weight: 500;
    color: var(--grey);
    line-height: 1.3;
    margin: 0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.catalog-card:hover .catalog-card-title {
    color: var(--orange);
}

/* Le bouton Flèche */
.catalog-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--grey_medium);
    padding: 5px; 
    margin-right: -5px; 
    display: flex;
    align-items: center;
    justify-content: center;
}

.catalog-toggle-btn .chevron {
    transition: transform 0.3s ease, color 0.3s ease;
}

.catalog-toggle-btn:hover .chevron {
    color: var(--orange);
}


.catalog-sub-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%; 
    background-color: var(--white);
    border-radius: 0 0 8px 8px; 
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--grey_light);
    border-top: none;
    z-index: 100;
    padding: 20px 0;
    transform-origin: top center;
    opacity: 0;
    visibility: hidden;
    transform: scaleY(0) translateY(-10px);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.2), 
                opacity 0.3s ease, 
                visibility 0.3s;
}

.catalog-card.is-open .catalog-sub-dropdown {
    opacity: 1;
    visibility: visible;
    transform: scaleY(1) translateY(0);
}

.catalog-card {
    transition: all 0.3s ease;
}
.catalog-card.is-open {
    border-radius: 8px 8px 0 0;
    border-bottom-color: transparent;
}


.catalog-card.is-open .catalog-toggle-btn .chevron {
    transform: rotate(180deg);
    color: var(--orange);
}

.dropdown-title {
    font-size: 18px;
    font-weight: 500;
    color: var(--grey);
    padding: 0 20px;
    margin-bottom: 15px;
}

.dropdown-list {
    max-height: 180px;
    overflow-y: auto;
    padding: 0 15px 0 20px; 
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.dropdown-list::-webkit-scrollbar { width: 4px; }
.dropdown-list::-webkit-scrollbar-track { background-color: var(--grey_light); border-radius: 10px; }
.dropdown-list::-webkit-scrollbar-thumb { background-color: var(--orange); border-radius: 10px; }

.dropdown-list a {
    display: block;
    font-size: 15px;
    color: var(--grey);
    line-height: 1.4;
    transition: color 0.2s ease;
}

.dropdown-list a:hover {
    color: var(--orange);
}


@media (max-width: 1199px) {
    .catalog-cards-grid { 
        grid-template-columns: repeat(3, minmax(0, 1fr)); 
    }
}

@media (max-width: 991px) {
    .catalog-cards-grid { 
        grid-template-columns: repeat(2, minmax(0, 1fr)); 
    }
}

@media (max-width: 767px) {
    .breadcrumbs { padding: 15px 0; }
    .breadcrumbs-list { font-size: 13px; }
    .breadcrumbs-list li:not(:last-child)::after { margin: 0 8px; }
}

@media (max-width: 576px) {
    .catalog-main-section { padding-bottom: 50px; }
    .page-title { font-size: 25px; }
    
    .catalog-cards-grid { 
        grid-template-columns: minmax(0, 1fr); 
        gap: 20px; 
    }
    .catalog-card-img { 
        height: auto;
    }
}