/* --- Categories Sidebar --- */
.categories-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 2rem;
    padding: 2rem 5%;
    min-height: 80vh;
}

@media (max-width: 992px) {
    .categories-container {
        grid-template-columns: 1fr;
        padding: 1rem 3%;
        gap: 1.5rem;
    }
}

/* Sidebar */
.categories-sidebar {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
    position: sticky;
    top: 100px;
    max-height: calc(100vh - 120px);
    display: flex;
    flex-direction: column;
}

.categories-sidebar .category-list {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

.categories-sidebar .category-list::-webkit-scrollbar {
    width: 5px;
}

.categories-sidebar .category-list::-webkit-scrollbar-track {
    background: transparent;
}

.categories-sidebar .category-list::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 10px;
}

.categories-sidebar .category-list::-webkit-scrollbar-thumb:hover {
    background: #94a3b8;
}

@media (max-width: 992px) {
    .categories-sidebar {
        position: static;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .sidebar-title {
        margin-bottom: 1rem;
    }
}

.sidebar-title {
    font-size: 1.15rem;
    font-weight: 800;
    margin-bottom: 1.8rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-title i {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

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

.category-item {
    margin-bottom: 0.5rem;
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 1rem;
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    border-radius: 10px;
    transition: var(--transition);
}

.category-link:hover {
    background: #f8fafc;
    color: var(--primary);
}

.category-link.active {
    background: #eff6ff;
    color: var(--primary);
    font-weight: 600;
}

/* Subcategories List */
.sub-category-list {
    list-style: none;
    padding-left: 1.5rem;
    margin-top: 0.3rem;
    border-left: 1px dashed #e2e8f0;
    margin-left: 1rem;
    display: none;
}

.category-item.open .sub-category-list {
    display: block;
}

.chevron-icon {
    transition: transform 0.3s ease;
    pointer-events: none;
}

.category-item.open .chevron-icon {
    transform: rotate(90deg);
}

.toggle-category:hover .chevron-icon {
    color: var(--primary);
}

.sub-category-link {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition);
}

.sub-category-link:hover {
    color: var(--primary);
}