body {
    background: #f4f4f4;
    font-family: Arial, Helvetica, sans-serif;
    color: #2c3e50;
    font-size: 14px;
    line-height: 1.5;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

.container {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.breadcrumbs {
    font-size: 14px;
    padding: 12px 0;
    color: #6b7280;
    display: flex;
    align-items: center;
    gap: 8px;
}

.breadcrumbs a {
    color: #2c3e50;
    text-decoration: none;
    padding: 6px 12px;
    background: linear-gradient(145deg, #ffffff, #e5e7eb);
    border-radius: 6px;
    box-shadow: 1px 1px 3px rgba(0,0,0,0.1), -1px -1px 3px rgba(255,255,255,0.7);
    transition: all 0.2s ease;
}

.breadcrumbs a:hover {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
    transform: translateY(-1px);
}

.breadcrumbs .separator {
    margin: 0 6px;
    color: #6b7280;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    background: #ffffff;
    border-radius: 8px;
    padding: 16px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.filter-group {
    flex: 1;
    min-width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.filter-group span {
    font-size: 14px;
    font-weight: 600;
    color: #2c3e50;
}

.filter-group a {
    padding: 12px;
    color: #2c3e50;
    text-decoration: none;
    border-radius: 6px;
    background: linear-gradient(145deg, #ffffff, #e5e7eb);
    box-shadow: 1px 1px 3px rgba(0,0,0,0.1), -1px -1px 3px rgba(255,255,255,0.7);
    transition: all 0.2s ease;
    font-size: 14px;
}

.filter-group a:hover {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
    transform: translateY(-1px);
}

.filter-group a.active {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
}

.main-content {
    flex: 1;
}

.instruction-banner {
    margin: 24px 0;
    text-align: center;
    padding: 24px;
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    color: #4b5563;
}

.instruction-banner h1 {
    font-size: 18px;
    color: #2c3e50;
    margin-bottom: 10px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.instruction-banner p {
    font-size: 14px;
    color: #4b5563;
}

.product-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    margin: 24px 0;
}

.product-table th, .product-table td {
    padding: 16px;
    text-align: left;
    border-bottom: 1px solid #e5e7eb;
    font-size: 14px;
    color: #2c3e50;
    font-weight: 400;
}

.product-table th {
    font-weight: 600;
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
    scope: col;
}

.product-table tr:hover {
    background: #f9fafb;
}

.product-table .product-image img {
    width: 80px;
    height: 80px;
    border-radius: 6px;
    object-fit: contain;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.product-table .product-name a {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    font-weight: 400;
}

.product-table .product-name a:hover {
    text-decoration: underline;
}

.product-table .stock-status {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
    font-weight: 600;
    padding: 6px;
    border-radius: 4px;
}

.pagination {
    margin: 24px 0;
    text-align: center;
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.pagination a, .pagination span {
    padding: 8px 12px;
    color: #2c3e50;
    text-decoration: none;
    border-radius: 6px;
    background: linear-gradient(145deg, #ffffff, #e5e7eb);
    box-shadow: 1px 1px 3px rgba(0,0,0,0.1), -1px -1px 3px rgba(255,255,255,0.7);
    transition: all 0.2s ease;
    font-size: 14px;
}

.pagination a:hover {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
    transform: translateY(-1px);
}

.pagination .active {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    color: #fff;
}

.no-items {
    text-align: center;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    padding: 20px;
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
    margin: 24px 0;
}

.no-items a {
    background: linear-gradient(145deg, rgba(52, 152, 219, 0.9), rgba(44, 62, 80, 0.9));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: underline;
}

.no-items a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .container {
        padding: 12px;
        margin: 12px;
    }
    .breadcrumbs {
        font-size: 13px;
    }
    .filters {
        flex-direction: column;
        padding: 12px;
    }
    .filter-group {
        min-width: 100%;
    }
    .filter-group a {
        font-size: 13px;
        padding: 10px;
    }
    .product-table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }
    .product-table th, .product-table td {
        padding: 12px;
        font-size: 13px;
    }
    .product-table .product-image img {
        width: 60px;
        height: 60px;
    }
    .instruction-banner h1 {
        font-size: 16px;
    }
    .instruction-banner p {
        font-size: 13px;
    }
    .pagination a, .pagination span {
        padding: 6px 10px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 8px;
        margin: 8px;
    }
    .breadcrumbs {
        font-size: 12px;
    }
    .product-table th, .product-table td {
        padding: 8px;
        font-size: 12px;
    }
    .product-table .product-image img {
        width: 40px;
        height: 40px;
    }
    .filter-group a {
        font-size: 12px;
        padding: 8px;
    }
    .instruction-banner h1 {
        font-size: 14px;
    }
    .instruction-banner p {
        font-size: 12px;
    }
    .pagination a, .pagination span {
        padding: 4px 8px;
        font-size: 12px;
    }
}