/* --- H-Lift Industrial Theme Variables --- */
    :root {
        --primary-color: #003366; /* Deep Navy Blue */
        --accent-color: #f39c12;  /* Safety Orange */
        --bg-light: #f4f7f6;
        --border-color: #e0e0e0;
        --text-dark: #333333;
        --text-light: #555555;
    }

    /* --- 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: 16px; /* Strict 16px Requirement */
    }

    h1, h2, h3 {
        margin-top: 0;
        font-family: 'Cambria', serif;
    }

    p {
        margin-bottom: 16px;
        text-align: justify;
    }

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

    /* --- Header Style --- */
    .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;
    }

    /* --- Section Styling --- */
    section {
        margin-bottom: 50px;
    }

    .section-title {
        font-size: 24px;
        color: var(--primary-color);
        border-left: 6px solid var(--accent-color);
        padding-left: 15px;
        margin-bottom: 25px;
        font-weight: bold;
    }

    /* --- Disclaimer Box --- */
    .intro-box {
        background-color: var(--bg-light);
        padding: 20px;
        border-radius: 4px;
        border-left: 5px solid var(--primary-color);
        margin-bottom: 40px;
        font-style: italic;
        color: var(--text-light);
    }

    /* --- Card Grid (Terminology) --- */
    .grid-3 {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }

    .card {
        border: 1px solid var(--border-color);
        border-radius: 8px;
        padding: 25px;
        background: #fff;
        box-shadow: 0 4px 6px rgba(0,0,0,0.05);
        transition: transform 0.3s ease;
    }

    .card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 15px rgba(0,0,0,0.1);
    }

    .card-title {
        font-size: 20px;
        font-weight: bold;
        color: var(--primary-color);
        border-bottom: 2px solid #eee;
        padding-bottom: 10px;
        margin-bottom: 15px;
        display: block;
    }

    /* --- Two Column Layout (Images + Text) --- */
    .grid-2 {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 40px;
        align-items: center;
        margin-bottom: 40px;
    }

    .img-wrapper {
        text-align: center;
        border: 1px solid #eee;
        padding: 10px;
        background: #fff;
        border-radius: 8px;
    }

    .img-wrapper img {
        max-width: 100%;
        height: auto;
        display: block;
        margin: 0 auto;
    }

    .caption {
        font-size: 14px;
        color: #777;
        margin-top: 10px;
        font-style: italic;
        text-align: center;
    }

    /* --- Checklist Style --- */
    .check-list {
        list-style: none;
        padding: 0;
    }

    .check-list li {
        position: relative;
        padding-left: 30px;
        margin-bottom: 15px;
        background-color: var(--bg-light);
        padding: 15px 15px 15px 40px;
        border-radius: 4px;
    }

    .check-list li::before {
        content: "✔";
        position: absolute;
        left: 15px;
        top: 15px;
        color: var(--accent-color);
        font-weight: bold;
    }

    /* --- Responsive Breakpoints --- */
    @media (max-width: 768px) {
        .grid-2 {
            grid-template-columns: 1fr; /* Stack columns on mobile */
        }
        
        .page-header h1 {
            font-size: 26px;
        }
        
        .section-title {
            font-size: 20px;
        }
        
        body {
            padding: 15px;
        }
    }