.chanpinlm-banner .chanpinlm-p ul li{padding: 10px 0;}
.chanpinlm-banner .chanpinlm-p ul li svg{margin-right: 8px;fill: #0d6fb8;}
.app-mbx {
    background-color: #f5f6fa;
}
.product-grid-section .container {padding: 40px 0;}
        .product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(325px, 1fr)); gap: 30px; }
        .product-card { background-color: var(--bg-white); border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; box-shadow: 0 4px 12px rgba(0,0,0,0.05); transition: box-shadow 0.3s ease, transform 0.3s ease; display: flex; flex-direction: column; }
        .product-card:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.1); }
        .product-card-image { width: 100%; height: 240px; background-color: #eee; display: flex; align-items: center; justify-content: center; color: #999; font-style: italic; }
        .product-card-content { padding: 30px; flex-grow: 1; display: flex; flex-direction: column; }
        .product-card-content h3 { font-size: 1.6rem; margin-top: 0; margin-bottom: 10px; font-weight: 500; }
        .applications-tag { font-size: 0.9rem; color: var(--secondary-color); font-style: italic; margin-bottom: 15px; display: block; }
        .product-card-content p { font-size: 1rem; margin-bottom: 25px; flex-grow: 1; }
        .product-card-content .btn-secondary { text-transform: none; font-size: 1rem; }
p.description {
            font-size: 1.1rem;
            color: #555;
            margin-bottom: 25px;
        }

        /* --- Industry Selector Dropdown --- */
        .industry-selector {
            margin-bottom: 30px;
        }

        .industry-selector label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            font-size: 1.1rem;
        }

        .industry-selector select {
            width: 100%;
            padding: 12px 15px;
            font-size: 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            background-color: #fcfcfc;
            appearance: none;
            background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2220%22%20height%3D%2220%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20viewBox%3D%220%200%2020%2020%22%20fill%3D%22%23555%22%3E%3Cpath%20d%3D%22M5.293%207.293a1%201%200%20011.414%200L10%2010.586l3.293-3.293a1%201%200%20111.414%201.414l-4%204a1%201%200%2001-1.414%200l-4-4a1%201%200%20010-1.414z%22%20%2F%3E%3C%2Fsvg%3E');
            background-repeat: no-repeat;
            background-position: right 15px center;
            background-size: 20px;
        }

        /* --- Accordion List Styles --- */
        .application-list {
            border-top: 1px solid #eee;
        }

        .app-item {
            border-bottom: 1px solid #eee;
        }

        .app-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 10px;
            cursor: pointer;
            transition: background-color 0.2s ease;
        }
        
        .app-header:hover {
            background-color: #f9f9f9;
        }

        .app-header h3 {
            margin: 0;
            font-size: 1.2rem;
            font-weight: 500;
            color: #222;
        }

        .toggle-icon {
            font-size: 2rem;
            font-weight: 300;
            color: #0056b3;
            line-height: 1;
            transition: transform 0.2s ease;
        }

        /* --- NEW: Product Gallery Styles --- */
        .app-content {
            display: none; /* Hidden by default */
            padding: 20px 15px;
            background-color: #fafafa;
            border-top: 1px dashed #e0e0e0;
        }

        .product-gallery {
            display: grid;
            /* Creates a responsive grid: 
               - Tries to fit as many 150px columns as possible.
               - Stretches them to fill the space evenly.
            */
            grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
            gap: 15px;
        }

        .product-item {
            display: block;
            border: 1px solid #ddd;
            border-radius: 6px;
            background-color: #fff;
            text-decoration: none;
            color: #333;
            overflow: hidden; /* Ensures image corners are rounded */
            transition: box-shadow 0.2s ease;
        }
        
        .product-item:hover {
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }

        .product-item img {
            width: 100%;
            height: 120px; /* Fixed height for uniform look */
            object-fit: cover; /* Ensures image covers the area, cropping if needed */
            display: block;
            border-bottom: 1px solid #eee;
        }

        .product-item span {
            display: block;
            padding: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            text-align: center;
        }
        
        /* --- JS-Controlled Active State --- */
        .app-item.active .app-content {
            display: block;
        }
        
        .app-item.active .toggle-icon {
            /* content: '−'; */
            /* We will use JS to change text content */
        }