:root {
        --primary-navy: #003366;
        --safety-orange: #e67e23;
        --safety-green: #27ae60;
        --safety-red: #c0392b;
        --bg-light: #f9fbfd;
        --text-main: #333;
        --text-light: #555;
        --border-color: #e1e4e8;
    }

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

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

    /* --- Hero Section --- */
    .guide-hero {
        border-bottom: 3px solid var(--primary-navy);
        padding-bottom: 25px;
        margin-bottom: 40px;
    }

    .guide-hero h1 {
        font-size: 32px;
        color: var(--primary-navy);
        margin-bottom: 15px;
    }

    .guide-hero p {
        font-size: 18px;
        color: var(--text-light);
        max-width: 900px;
    }

    /* --- Features Grid --- */
    .features-section {
        margin-bottom: 50px;
    }

    .section-title {
        font-size: 24px;
        color: var(--primary-navy);
        border-left: 5px solid var(--safety-orange);
        padding-left: 15px;
        margin-bottom: 25px;
        font-weight: 700;
    }

    .features-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }

    .feature-card {
        background: var(--bg-light);
        padding: 20px;
        border-radius: 8px;
        border: 1px solid var(--border-color);
    }

    .feature-card h3 {
        color: var(--primary-navy);
        margin-top: 0;
        font-size: 18px;
        display: flex;
        align-items: center;
        gap: 10px;
    }

    /* --- Safety Do's and Don'ts --- */
    .safety-comparison {
        display: grid;
        grid-template-columns: 1fr;
        gap: 30px;
        margin-bottom: 50px;
    }

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

    .safety-box {
        padding: 25px;
        border-radius: 8px;
        border: 1px solid var(--border-color);
    }

    .safety-box.always {
        background-color: #f0fdf4;
        border-top: 5px solid var(--safety-green);
    }

    .safety-box.never {
        background-color: #fef2f2;
        border-top: 5px solid var(--safety-red);
    }

    .safety-header {
        font-size: 20px;
        font-weight: 800;
        margin-bottom: 15px;
        text-transform: uppercase;
    }

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

    .safety-list li {
        position: relative;
        padding-left: 25px;
        margin-bottom: 12px;
        font-size: 15px;
    }

    /* Icons */
    .safety-box.always .safety-list li::before {
        content: "✔";
        color: var(--safety-green);
        position: absolute;
        left: 0;
        font-weight: bold;
    }

    .safety-box.never .safety-list li::before {
        content: "✖";
        color: var(--safety-red);
        position: absolute;
        left: 0;
        font-weight: bold;
    }

    /* --- Inspection Section --- */
    .inspection-box {
        background: #fff;
        border: 1px solid #ddd;
        padding: 30px;
        border-radius: 8px;
        box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    }

    .highlight-text {
        font-weight: 600;
        color: var(--primary-navy);
    }

    .cta-button {
        display: inline-block;
        margin-top: 20px;
        padding: 12px 25px;
        background-color: var(--primary-navy);
        color: white;
        text-decoration: none;
        border-radius: 4px;
        font-weight: bold;
        transition: background 0.3s;
    }

    .cta-button:hover {
        background-color: var(--safety-orange);
    }