body {
    background-color: #f8f9fa;
}

.nav-link {
    color: #333;
    font-weight: 500;
}

.nav-link:hover {
    color: #0d6efd;
}

.card-title {
    font-size: 0.95rem;
}

/* Desktop dropdown */
.dropdown-hover {
    position: relative;
}

.dropdown-menu-custom {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    padding: 15px;
    min-width: 200px;
    display: none;
    flex-direction: column;
    border: 1px solid #ddd;
    z-index: 1000;
}

.dropdown-menu-custom a {
    padding: 5px 0;
    color: #333;
    text-decoration: none;
}

.dropdown-menu-custom a:hover {
    color: #0d6efd;
}

/* Show on hover */
.dropdown-hover:hover .dropdown-menu-custom {
    display: flex;
}

/* Mobile menu */
.mobile-menu {
    display: none;
    background: #fff;
    border: 1px solid #ddd;
    padding: 10px;
}

.mobile-item {
    margin-bottom: 10px;
}

.mobile-link {
    width: 100%;
    background: none;
    border: none;
    padding: 10px 0;
    text-align: left;
    font-size: 1rem;
}

.mobile-submenu {
    display: none;
    padding-left: 15px;
}

.mobile-submenu a {
    display: block;
    padding: 5px 0;
    color: #333;
    text-decoration: none;
}

.mobile-submenu a:hover {
    color: #0d6efd;
}

/* Desktop sidebar */
.catalog-sidebar {
    width: 240px;
    background: #fff;
    border: 1px solid #ddd;
    padding: 15px 0;
    border-radius: 6px;
}

.catalog-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.catalog-item {
    position: relative;
}

.catalog-link {
    width: 100%;
    background: none;
    border: none;
    padding: 12px 20px;
    text-align: left;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
}

.catalog-link:hover {
    background: #f5f5f5;
}

.catalog-submenu {
    display: none;
    position: absolute;
    top: 0;
    left: 240px;
    width: 250px;
    background: #fff;
    border: 1px solid #ddd;
    padding: 15px;
    border-radius: 6px;
    z-index: 1000;
}

.catalog-submenu a {
    display: block;
    padding: 5px 0;
    color: #333;
    text-decoration: none;
}

.catalog-submenu a:hover {
    color: #0d6efd;
}

/* Show submenu on hover */
.catalog-item:hover .catalog-submenu {
    display: block;
}

/* Mobile slide panel */
.catalog-mobile-panel {
    position: fixed;
    top: 0;
    left: -300px;
    width: 280px;
    height: 100%;
    background: #fff;
    border-right: 1px solid #ddd;
    padding: 15px;
    transition: 0.3s;
    z-index: 2000;
}

.catalog-mobile-panel.open {
    left: 0;
}

.catalog-mobile-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.catalog-mobile-list {
    list-style: none;
    padding: 0;
}

.mobile-link {
    width: 100%;
    background: none;
    border: none;
    padding: 12px 0;
    text-align: left;
    font-size: 1rem;
}

.mobile-submenu {
    display: none;
    padding-left: 15px;
}

.mobile-submenu a {
    display: block;
    padding: 5px 0;
}