.articles-section {
    background-color: whitesmoke;
    padding: 40px 20px;
    text-align: center;
    max-width: full-width;
    margin: 0 auto;
}

.filter-bar {
    margin-bottom: 30px;
}

.filter-bar h2 {
    font-size: 2em;
    color: #1A3C34;
    margin-bottom: 15px;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: #1A3C34;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s;
}

.filter-btn:hover {
    background-color: rgba(12, 135, 111, 0.967);
}

.filter-btn.active {
    background-color: rgba(12, 135, 111, 0.967);
}

.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.article-card {
    background-color: white;
    border-radius: 15px;
    overflow: hidden;
    text-align: center;
    text-decoration: none;
    color: #333;
    transition: transform 0.3s, box-shadow 0.3s;
}

.article-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.article-card p {
    padding: 10px;
    font-size: 1em;
    margin: 0;
    color: #1A3C34;
}

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

.hidden {
    display: none;
}




.v_articles {
    margin-top: 3rem;
    padding: 2rem;
    background-color: #f4f4f4;
    border-radius: 1rem;
}

.v_articles h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.gold-subsection {
    margin-top: 2rem;
}

.gold-subsection h3 {
    font-size: 1.5rem;
    color: #34495e;
    margin-bottom: 0.5rem;
}

.gold-subsection ul {
    list-style-type: disc;
    padding-left: 1.5rem;
}

.gold-subsection li {
    margin-bottom: 0.5rem;
}

.gold-subsection a {
    color: #2980b9;
    text-decoration: none;
}

.gold-subsection a:hover {
    text-decoration: underline;
}