/* --- H-Lift Industrial Theme Variables --- */
    :root {
        --primary-color: #003366; /* Deep Navy Blue */
        --accent-color: #e67e23;  /* Safety Orange */
        --bg-light: #f8f9fa;
        --border-color: #dee2e6;
        --text-dark: #333333;
        --text-light: #555555;
        --std-font-size: 16px;
    }

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

    h1, h2, h3 {
        margin-top: 0;
        color: var(--primary-color);
        font-family: 'Cambria', serif;
    }

    p { margin-bottom: 15px; }

    /* --- Layout Container --- */
    .container {
        max-width: 1200px;
        margin: 0 auto;
    }

    /* --- Header & Intro --- */
    .page-header {
        border-bottom: 4px solid var(--primary-color);
        padding-bottom: 20px;
        margin-bottom: 30px;
        text-align: center;
    }

    .page-header h1 {
        font-size: 32px;
        margin-bottom: 15px;
    }

    .intro-text {
        font-size: 18px;
        color: var(--text-light);
        max-width: 800px;
        margin: 0 auto;
    }

    .header-image {
        max-width: 100%;
        height: auto;
        border-radius: 6px;
        border: 1px solid var(--border-color);
        margin-top: 20px;
        max-height: 350px;
        object-fit: cover;
    }

    /* --- Comparison Sections (Grid Layout) --- */
    .topic-section {
        margin-bottom: 40px;
    }

    .topic-title {
        font-size: 22px;
        color: var(--primary-color);
        border-left: 5px solid var(--accent-color);
        padding-left: 15px;
        margin-bottom: 20px;
        background-color: var(--bg-light);
        padding-top: 8px;
        padding-bottom: 8px;
        font-weight: bold;
    }

    .comparison-grid {
        display: grid;
        grid-template-columns: 1fr 1fr; /* Two equal columns */
        gap: 20px;
    }

    .comparison-card {
        background: #fff;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        padding: 20px;
        box-shadow: 0 2px 5px rgba(0,0,0,0.03);
    }

    .card-header {
        font-size: 18px;
        font-weight: bold;
        color: var(--primary-color);
        margin-bottom: 15px;
        border-bottom: 1px solid #eee;
        padding-bottom: 10px;
        display: block;
    }

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

    .card-list li {
        margin-bottom: 10px;
        padding-left: 20px;
        position: relative;
    }

    .card-list li::before {
        content: "•";
        color: var(--accent-color);
        font-weight: bold;
        font-size: 1.5em;
        position: absolute;
        left: 0;
        top: -5px;
    }

    /* --- Comparison Table --- */
    .table-responsive {
        width: 100%;
        overflow-x: auto;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        margin-bottom: 40px;
    }

    table {
        width: 100%;
        border-collapse: collapse;
        min-width: 600px;
        background: #fff;
    }

    th {
        background-color: var(--primary-color);
        color: #fff;
        padding: 15px;
        text-align: center;
        font-weight: 600;
        white-space: nowrap;
        border: 1px solid #002244;
    }

    td {
        padding: 15px;
        border: 1px solid #eee;
        border-right: 1px solid #ddd;
        text-align: center;
        color: #444;
        vertical-align: middle;
    }

    tr:nth-child(even) {
        background-color: #f8f9fa;
    }

    /* --- Conclusion Box --- */
    .conclusion-box {
        background-color: var(--bg-light);
        padding: 25px;
        border-radius: 6px;
        border-left: 5px solid var(--primary-color);
        font-style: italic;
        color: var(--text-dark);
        margin-top: 20px;
    }

    /* --- Responsive Breakpoints --- */
    @media (max-width: 768px) {
        .comparison-grid {
            grid-template-columns: 1fr; /* Stack columns on mobile */
        }
        
        .page-header h1 {
            font-size: 26px;
        }
        
        .card-header {
            background-color: var(--bg-light);
            padding: 10px;
            margin: -20px -20px 15px -20px; /* Pull to edges */
            border-radius: 6px 6px 0 0;
            border-bottom: 1px solid var(--border-color);
        }
    }