/* --- Basic Styles --- */
    :root {
        /* H-Lift Industrial Theme */
        --primary-color: #003366; /* Navy Blue */
        --accent-color: #e67e23; /* Safety Orange */
        --bg-light: #f4f7f6;
        --border-color: #e0e0e0;
        --text-dark: #333;
        --text-light: #555;
    }

    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;
    }

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

    /* --- Header Section --- */
    .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 0 10px 0;
    }

    .page-header .subtitle {
        font-size: 18px;
        color: var(--text-light);
        font-weight: 500;
    }

    /* --- Content Grid --- */
    .comparison-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 30px;
        margin-bottom: 40px;
    }

    @media (max-width: 768px) {
        .comparison-grid {
            grid-template-columns: 1fr;
        }
    }

    /* --- Component Cards --- */
    .component-card {
        background: var(--bg-light);
        border: 1px solid var(--border-color);
        border-radius: 8px;
        padding: 25px;
        height: 100%;
    }

    .component-card h2 {
        color: var(--primary-color);
        border-left: 5px solid var(--accent-color);
        padding-left: 15px;
        margin-top: 0;
    }

    .component-list {
        list-style: none;
        padding: 0;
    }

    .component-list li {
        margin-bottom: 15px;
        padding-left: 20px;
        position: relative;
    }

    .component-list li::before {
        content: "•";
        color: var(--accent-color);
        font-weight: bold;
        font-size: 20px;
        position: absolute;
        left: 0;
        line-height: 20px;
    }

    .component-list strong {
        color: var(--primary-color);
    }

    /* --- Differences Section --- */
    .diff-section {
        background: #fff;
        border: 2px solid var(--primary-color);
        border-radius: 8px;
        padding: 30px;
        margin-top: 40px;
    }

    .diff-section h2 {
        color: var(--primary-color);
        text-align: center;
        margin-top: 0;
        margin-bottom: 25px;
        border-bottom: 1px solid #eee;
        padding-bottom: 15px;
    }

    .diff-list {
        list-style: none;
        padding: 0;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 20px;
    }

    .diff-item {
        background: var(--bg-light);
        padding: 15px;
        border-radius: 5px;
    }

    .diff-item strong {
        display: block;
        color: var(--accent-color);
        margin-bottom: 5px;
        text-transform: uppercase;
        font-size: 14px;
    }

    /* --- Diagram Note --- */
    .diagram-note {
        text-align: center;
        margin: 20px 0;
        font-style: italic;
        color: var(--text-light);
        background: #fff;
        padding: 10px;
        border: 1px dashed #ccc;
    }