/* Sidebar basis */
.sidebar {
    width: 250px;
    background-color: #f4f4f4;
    color: var(--text-color);
    padding: 20px;
    box-shadow: 2px 0 5px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

/* Logo size adjustment */
.sidebar nav > ul > li img {
    max-width: 70%;
    height: auto;
}

/* Basis navigatie */
.sidebar nav > ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.sidebar nav > ul > li {
    margin: 2px 0;
}

.sidebar nav > ul > li > a {
    text-decoration: none;
    color: var(--text-color);
    transition: color 0.3s;
    display: block;
    padding: 2px 0;
    font-size: 14px;
    line-height: 1.2;
}

.sidebar nav > ul > li > a:hover {
    color: var(--primary-color);
}

.sidebar nav > ul > li > a.active {
    font-weight: bold;
}

/* Categories styling */
.categories {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.category-item {
    margin: 2px 0;
    padding: 0;
}

.category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2px 0;
    position: relative;
}

.category-link {
    text-decoration: none;
    color: var(--text-color);
    flex-grow: 1;
    font-size: 14px;
    transition: color 0.3s;
    line-height: 1.2;
}

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

/* Toggle button styling */
.toggle-btn {
    background: none;
    border: none;
    padding: 2px;
    margin-right: -3px;
    cursor: pointer;
    color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
}

.toggle-btn:hover {
    color: var(--primary-color);
}

/* Chevron icon styling */
.chevron-icon {
    width: 12px;
    height: 12px;
    transition: transform 0.3s ease;
    transform-origin: center;
    pointer-events: none;
}

/* Rotatie voor open state */
.category-item.open .chevron-icon {
    transform: rotate(180deg);
}

/* Subcategories */
.subcategories-wrapper {
    display: none;
    padding-left: 16px;
}

.category-item.open > .subcategories-wrapper {
    display: block;
}

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

.subcategory-item {
    margin: 2px 0;
}

.subcategory-item a {
    text-decoration: none;
    color: var(--text-color);
    display: block;
    padding: 2px 0;
    font-size: 14px;
    transition: color 0.3s;
    line-height: 1.2;
}

.subcategory-item a:hover {
    color: var(--primary-color);
}

/* Active states */
.category-link.active,
.subcategory-item a.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Brands styling */
.brands {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
}

.brand-item {
    margin: 2px 0;
}

.brand-link {
    display: block;
    text-decoration: none;
    color: var(--text-color);
    padding: 2px 0;
    font-size: 14px;
    transition: color 0.3s;
    line-height: 1.2;
}

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

.brand-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Hamburger menu size adjustment */
.hamburger {
    transform: scale(0.8);
    transform-origin: left center;
}

.hamburger span {
    width: 20px;
    height: 2px;
    margin: 4px 0;
}

/* Responsive styles */
@media (max-width: 768px) {
    .sidebar {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background-color: #f4f4f4;
        transition: left 0.3s ease-in-out;
        display: block;
        transform: none;
        padding-top: 45px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .sidebar.active {
        left: 0;
        transform: none;
    }

    /* Mobile logo size adjustment */
    .sidebar nav > ul > li img {
        max-width: 50%;
        height: auto;
    }

    /* Body scroll prevention when sidebar is open */
    body.sidebar-active {
        overflow: hidden;
    }

    /* Fixed hamburger positioning */
    .hamburger {
        position: fixed;
        top: 5px;
        left: 10px;
        z-index: 1001;
        background: none;
        padding: 8px;
    }

    .brands {
        margin-bottom: 15px;
    }
}