/* ========== SIDEBAR NAVIGATION ========== */

.sidebar-box-content {
    margin-top: 20px;
    border: 1px solid #ddd;
    position: relative;
    background: #fff;
}

.sidebar-box-content ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.sidebar-box-content > ul > li {
    border-bottom: 1px solid #e9ecef;
    position: relative;
}

.sidebar-box-content > ul > li:last-child {
    border-bottom: none;
}

.sidebar-box-content a {
    display: block;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    line-height: 1.4;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

.sidebar-box-content > ul > li > a {
    font-weight: 600;
    font-size: 15px;
    padding: 15px 20px;
    position: relative;
    background: #f8f9fa;
    color: #000;
    border-bottom: 1px solid #ddd;
}

.sidebar-box-content > ul > li > a::after {
    content: "▶";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    color: #666;
    transition: transform 0.3s ease;
}

.sidebar-box-content > ul > li > ul > li > a {
    padding: 15px 20px;
    font-size: 15px;
    color: #555;
    background: #fff;
    border-left: none;
    border-bottom: 1px solid #ddd;
}

.sidebar-box-content > ul > li > ul > li:last-child > a {
    border-bottom: none;
}

.sidebar-box-content > ul > li > a:hover {
    background: #000;
    color: #fff;
}

.sidebar-box-content > ul > li > ul > li > a:hover {
    background: #333;
    color: #fff;
}

.sidebar-box-content a.active {
    background: #000;
    color: #fff;
    border-left-color: #000;
}

.sidebar-box-content ul ul {
    position: absolute;
    left: 100%;
    top: 0;
    width: 100%;
    background: #fff;
    border: 1px solid #e9ecef;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.sidebar-box-content > ul > li:hover > ul {
    opacity: 1;
    visibility: visible;
}

.sidebar-box-content ul ul ul {
    position: absolute;
    left: 100%;
    top: 0;
    width: 100%;
    background: #fff;
    border: 1px solid #e9ecef;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    margin: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.sidebar-box-content ul ul li {
    position: relative;
}

.sidebar-box-content ul ul li:hover > ul {
    opacity: 1;
    visibility: visible;
}

.sidebar-box-content > ul > li > ul > li > ul > li > a {
    padding: 12px 20px;
    font-size: 14px;
    color: #666;
    background: #fff;
    border-left: none;
    border-bottom: 1px solid #ddd;
    font-weight: 400;
}

.sidebar-box-content > ul > li > ul > li > ul > li:last-child > a {
    border-bottom: none;
}

.sidebar-box-content > ul > li > ul > li > ul > li > a:hover {
    background: #444;
    color: #fff;
}

.sidebar-box-content > ul > li > ul > li > a::after {
    content: "▶";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 10px;
    color: #999;
    transition: transform 0.3s ease;
}

.sidebar-box-content > ul > li > ul > li:not(:has(ul)) > a::after {
    display: none;
}

.sidebar-box-content a:focus {
    outline: 2px solid #000;
    outline-offset: -2px;
}

@media (max-width: 768px) {
    .sidebar-box-content ul ul {
        position: static;
        width: auto;
        background: #fff;
        border: none;
        box-shadow: none;
        margin: 0;
        opacity: 1;
        visibility: visible;
        border-left: 3px solid #ddd;
    }

    .sidebar-box-content a {
        padding: 16px 20px;
        font-size: 16px;
        border-left: none;
    }

    .sidebar-box-content > ul > li > a {
        padding: 18px 20px;
        font-size: 16px;
        background: #f0f0f0;
        color: #000;
        border-bottom: 1px solid #e9ecef;
        min-height: 48px;
        display: flex;
        align-items: center;
        font-weight: 700;
    }

    .sidebar-box-content > ul > li > ul > li > a {
        padding: 14px 20px 14px 40px;
        background: #fff;
        color: #666;
        font-size: 15px;
        border-bottom: 1px solid #ddd;
        font-weight: 400;
    }

    .sidebar-box-content > ul > li > a::after {
        display: none;
    }

    .sidebar-box-content > ul > li {
        border-bottom: 2px solid #e9ecef;
    }

    .sidebar-box-content > ul > li:last-child {
        border-bottom: none;
    }

    .sidebar-box-content > ul > li > a:hover {
        background: #000;
        color: #fff;
    }

    .sidebar-box-content > ul > li > ul > li > a:hover {
        background: #333;
        color: #fff;
    }

    .sidebar-box-content ul ul ul {
        position: static;
        width: auto;
        background: #fff;
        border: none;
        box-shadow: none;
        margin: 0;
        opacity: 1;
        visibility: visible;
        border-left: 3px solid #ccc;
    }

    .sidebar-box-content > ul > li > ul > li > ul > li > a {
        padding: 12px 20px 12px 60px;
        background: #f9f9f9;
        color: #777;
        font-size: 14px;
        border-bottom: 1px solid #eee;
        font-weight: 300;
    }

    .sidebar-box-content > ul > li > ul > li > a::after {
        display: none;
    }

    .sidebar-box-content > ul > li > ul > li > ul > li > a:hover {
        background: #555;
        color: #fff;
    }
}

@media (max-width: 480px) {
    .sidebar-box-content a {
        padding: 12px 15px;
        font-size: 15px;
    }

    .sidebar-box-content > ul > li > a {
        padding: 15px;
        font-size: 15px;
    }

    .sidebar-box-content > ul > li > ul > li > a {
        padding: 12px 15px 12px 30px;
        font-size: 14px;
    }

    .sidebar-box-content > ul > li > ul > li > ul > li > a {
        padding: 10px 15px 10px 45px;
        font-size: 13px;
    }
}

/* ========== MANUFACTURER CATEGORY LIST ========== */

#content {
    padding: 20px;
    min-height: 100vh;
}

.manufacturer-categories-list {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    align-items: stretch;
    margin-left: 30px;
}

.manufacturer-categories-list h2 {
    font-size: 28px;
    font-weight: 700;
    color: #333;
    margin: 0 0 30px 0;
    padding-bottom: 15px;
    border-bottom: 3px solid #000;
    text-align: left;
    grid-column: 1 / -1;
}

.category-box {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 5px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.category-box:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-color: #000;
}

.manufacturer-category-image {
    position: relative;
    display: block;
    overflow: hidden;
    background: #fff;
    padding: 20px;
    text-align: center;
    text-decoration: none;
    flex-shrink: 0;
}

.manufacturer-category-image img {
    width: 100%;
    height: 180px;
    object-fit: contain;
    border-radius: 5px;
    opacity: 0;
    animation: fadeIn 0.5s ease forwards;
}

.product-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(219, 35, 42, 1);
    color: #fff;
    padding: 6px 12px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(219, 35, 42, 0.3);
}

.manufacturer-category-info {
    padding: 20px;
    background: #fff;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.manufacturer-category-info h3 {
    margin: 0 0 8px 0;
    font-size: 16px;
    line-height: 1.4;
}

.manufacturer-category-info h3 a {
    text-decoration: none;
    color: #333;
    display: block;
    transition: color 0.3s ease;
    font-weight: 600;
    font-size: 16px;
    line-height: 1.3;
}

.manufacturer-category-info h3 a:hover {
    color: #000;
}

.manufacturer-description {
    background: rgba(249, 249, 249, 1);
    padding: 20px;
    margin-top: 40px;
}

.manufacturer-description h2 {
    margin-top: 30px;
    margin-bottom: 10px;
}

.product-count {
    font-size: 14px;
    color: #666;
    font-weight: 400;
    background: #efefef;
    padding: 4px 8px;
    border-radius: 5px;
    display: inline-block;
    margin-top: 5px;
    position: relative;
}

.product-count::before {
    content: "📦";
    margin-right: 4px;
    font-size: 12px;
}

.manufacturer-category-image:focus,
.manufacturer-category-info h3 a:focus {
    outline: 2px solid #000;
    outline-offset: 2px;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@media (min-width: 1400px) {
    .manufacturer-categories-list {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

@media (max-width: 1200px) {
    .manufacturer-categories-list {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
        margin-top: 20px;
        margin-left: 0px;
    }
}

@media (max-width: 768px) {
    #content {
        padding: 15px;
    }
    
    .manufacturer-categories-list {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 15px;
    }
    
    .manufacturer-categories-list h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .manufacturer-category-image {
        padding: 15px;
    }
    
    .manufacturer-category-image img {
        height: 150px;
    }
    
    .manufacturer-category-info {
        padding: 15px;
    }
    
    .manufacturer-category-info h3 a {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    .manufacturer-categories-list {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 12px;
    }
    
    .category-box {
        border-radius: 5px;
    }
    
    .manufacturer-category-image {
        padding: 12px;
    }
    
    .manufacturer-category-image img {
        height: 120px;
    }
    
    .manufacturer-category-info {
        padding: 12px;
    }
    
    .manufacturer-category-info h3 a {
        font-size: 14px;
    }
    
    .product-count {
        font-size: 12px;
    }
    
    .product-tag {
        font-size: 10px;
        padding: 4px 8px;
    }
}