:root {
    --brand-navy: #1B1E3F;
    --brand-green: #2E5C32;
    --text-color: #333333;
    --bg-color: #ffffff;
    --gray-text: #666666;
    --light-gray: #f4f4f4;
    --cta-red: #D32F2F;
    --cta-orange: #C2410C;
    --footer-text: #999999;
    --meta-gray: #888888;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
    font-size: 18px;
    /* High-end journal readability */
}

header {
    padding: 30px 0;
    margin-bottom: 20px;
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--light-gray);
}

.logo-container {
    text-align: center;
    line-height: 1;
}

.logo-top {
    font-family: 'Inter', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--brand-green);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.logo-bottom {
    font-family: 'Playfair Display', 'Merriweather', serif;
    font-size: 2rem;
    font-weight: 900;
    color: var(--brand-navy);
    margin-top: 5px;
}

.content-column {
    max-width: 700px;
    /* Narrower for advertorial look */
    margin: 0 auto;
    padding: 0 20px;
}

h1 {
    font-family: 'Playfair Display', 'Merriweather', serif;
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 15px;
    color: var(--brand-navy);
}

.article-meta {
    font-size: 0.85rem;
    color: var(--meta-gray);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--light-gray);
}

.sub-headline {
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--gray-text);
    margin: 30px 0;
    border-left: 4px solid var(--brand-green);
    padding-left: 20px;
    font-style: italic;
}

.image-block {
    margin: 30px 0;
}

.image-block img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    border: 1px solid var(--brand-green);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.image-block figcaption {
    font-style: italic;
    color: var(--gray-text);
    text-align: center;
    margin-top: 10px;
    font-size: 0.9rem;
}

.copy-body p {
    margin-bottom: 25px;
}

.brand-green-text {
    color: var(--brand-green);
    font-weight: 700;
}

.brand-navy-text {
    color: var(--brand-navy);
    font-weight: 700;
}

blockquote {
    margin: 30px 0;
    padding: 0 30px;
    border-left: 1px solid #ddd;
    font-style: italic;
    color: var(--gray-text);
}

.check-list {
    list-style: none;
    padding: 0;
    margin: 25px 0;
}

.check-list li {
    margin-bottom: 15px;
    padding-left: 35px;
    position: relative;
    font-size: 1.1rem;
}

.check-list li::before {
    content: "✅";
    position: absolute;
    left: 0;
    top: 2px;
}

.update-box {
    background-color: #fff9c4;
    /* Yellow backgound */
    padding: 20px;
    border-radius: 4px;
    border: 1px solid var(--brand-green);
    margin: 40px 0;
}

.cta-block {
    text-align: center;
    margin: 50px 0;
    padding: 20px;
}

.cta-button {
    display: inline-block;
    background-color: var(--cta-red);
    color: white;
    text-decoration: none;
    padding: 22px 35px;
    font-size: 1.4rem;
    font-weight: 700;
    border-radius: 6px;
    transition: all 0.2s ease;
    box-shadow: 0 4px 20px rgba(211, 47, 47, 0.4);
    text-transform: uppercase;
}

.cta-button:hover {
    background-color: var(--cta-orange);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(194, 65, 12, 0.5);
}

.cta-subtext {
    margin-top: 15px;
    font-size: 0.9rem;
    color: var(--gray-text);
    font-weight: 400;
}

.sticky-mobile-cta {
    display: none;
    /* Hidden on desktop by default */
}

.references {
    margin-top: 60px;
    padding: 30px 20px;
    background: #fdfdfd;
    border-top: 1px solid var(--light-gray);
    font-size: 0.85rem;
    color: var(--gray-text);
}

.references h4 {
    margin-bottom: 15px;
    color: var(--brand-navy);
    text-transform: uppercase;
    font-family: 'Inter', sans-serif;
    letter-spacing: 1px;
}

footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--light-gray);
    background: #f9f9f9;
}

.footer-links {
    margin-bottom: 15px;
}

.footer-links a {
    color: var(--footer-text);
    text-decoration: none;
    font-size: 0.85rem;
    margin: 0 10px;
}

.footer-links a:hover {
    color: var(--brand-navy);
}

.copyright {
    color: var(--footer-text);
    font-size: 0.8rem;
    margin-bottom: 10px;
}

.fb-disclaimer {
    max-width: 600px;
    margin: 20px auto 0;
    font-size: 0.75rem;
    color: #bbb;
    line-height: 1.4;
    padding: 0 20px;
}

/* 
   STRICT MOBILE/TABLET LOGIC 
   Ensures only ONE button is ever visible 
*/
@media (max-width: 1024px) {
    body {
        padding-bottom: 90px;
    }

    .cta-block {
        display: none !important;
        /* Force hide in-flow button */
    }

    .sticky-mobile-cta {
        display: flex !important;
        /* Show only sticky button */
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        background: white;
        padding: 12px 0;
        box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.1);
        z-index: 1000;
        justify-content: center;
        align-items: center;
    }

    .sticky-mobile-cta .cta-button {
        width: calc(100% - 40px);
        padding: 16px 0;
        font-size: 1.1rem;
        text-align: center;
    }

    h1 {
        font-size: 2.1rem;
    }
}