/* --- H-Lift Industrial Theme --- */
    :root {
        --primary-color: #003366; /* Navy Blue */
        --accent-yellow: #f1c40f; /* Wire Rope Yellow */
        --accent-red: #c0392b; /* Fiber Rope Red */
        --bg-light: #f4f7f6;
        --border-color: #e0e0e0;
        --text-dark: #333;
    }

    body {
        font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
        color: var(--text-dark);
        line-height: 1.6;
        margin: 0;
        padding: 20px;
        background-color: #fff;
        font-size: 16px;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
    }

    /* --- Header --- */
    .page-header {
        border-bottom: 4px solid var(--primary-color);
        padding-bottom: 20px;
        margin-bottom: 40px;
        text-align: center;
    }

    .page-header h1 {
        color: var(--primary-color);
        font-size: 32px;
        margin: 0;
    }

    /* --- Content Grid --- */
    .product-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 50px;
    }

    @media (min-width: 768px) {
        .product-grid {
            grid-template-columns: 1fr 1.5fr;
        }
    }

    /* --- Features --- */
    .features-list {
        list-style: none;
        padding: 0;
    }

    .features-list li {
        margin-bottom: 15px;
        padding-left: 25px;
        position: relative;
    }

    .features-list li::before {
        content: "■";
        color: var(--primary-color);
        position: absolute;
        left: 0;
    }

    .type-box {
        padding: 15px;
        border-radius: 5px;
        margin-top: 10px;
        border-left: 5px solid transparent;
    }

    .sbw-highlight { background: #fef9e7; border-color: var(--accent-yellow); }
    .sbm-highlight { background: #fdedec; border-color: var(--accent-red); }

    /* --- Specification Tables --- */
    .table-container {
        overflow-x: auto;
        margin-top: 30px;
    }

    .spec-table {
        width: 100%;
        border-collapse: collapse;
        min-width: 800px;
        font-size: 15px;
    }

    .spec-table th, .spec-table td {
        border: 1px solid var(--border-color);
        padding: 10px;
        text-align: center;
    }

    .spec-table thead th {
        background-color: var(--primary-color);
        color: #fff;
    }

    .section-divider {
        background-color: #eee;
        font-weight: bold;
        color: var(--primary-color);
        text-align: left !important;
        padding-left: 15px !important;
    }

    .img-main {
        width: 100%;
        max-width: 400px;
        height: auto;
        border: 1px solid #ddd;
        border-radius: 8px;
    }