.vpf-newsletters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    margin: 30px 0;
    align-items: stretch;
}

.vpf-newsletters-grid.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.vpf-newsletters-grid.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}
.vpf-newsletter-card {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
    display: flex;
    flex-direction: column;
}

.vpf-newsletter-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.vpf-newsletter-thumbnail {
    width: 100%;
    height: 200px;
    display: block;
    background: #fff;
}

.vpf-newsletter-thumbnail img,
.vpf-newsletter-card img.vpf-newsletter-thumbnail {
    width: 100%;
    height: 200px;
    object-fit: contain;
    object-position: center;
    display: block;
    background: #fff;
}

.vpf-newsletter-thumbnail:not(img) {
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
    font-weight: bold;
    height: 200px;
    width: 100%;
}

.vpf-newsletter-card > a {
    display: block;
    height: 200px;
    overflow: hidden;
    background: #fff;
}

.vpf-newsletter-content {
    padding: 10px 14px 14px 14px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.vpf-newsletter-content h3 {
    margin: 0 0 6px 0 !important;
    padding: 0 !important;
    font-size: 15px;
    line-height: 1.3;
    color: #333;
    text-align: center;
}

.vpf-newsletter-content .date {
    color: #666;
    font-size: 14px;
    margin-bottom: 10px;
}

.vpf-newsletter-content .excerpt {
    color: #444;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 15px;
}

.vpf-newsletter-content .read-more {
    display: inline-block;
    padding: 8px 16px;
    background: #368B91;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    transition: background 0.2s;
    margin-top: auto;
    align-self: flex-start;
}

.vpf-newsletter-content .read-more:hover {
    background: #764ba2;
    color: white;
}

.vpf-no-newsletters {
    text-align: center;
    padding: 40px;
    background: #f5f5f5;
    border-radius: 8px;
    color: #666;
}

@media (max-width: 768px) {
    .vpf-newsletters-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .vpf-newsletter-content h3 {
        font-size: 16px;
    }
    
    .vpf-newsletter-thumbnail {
        height: 200px !important;
    }
    .vpf-newsletter-card > a {
        height: 200px !important;
    }
    .vpf-newsletter-card img.vpf-newsletter-thumbnail {
        height: 200px !important;
    }
}

.vpf-newsletters-grid.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.vpf-newsletters-grid.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .vpf-newsletters-grid.grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .vpf-newsletters-grid.grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .vpf-newsletters-grid.grid-3,
    .vpf-newsletters-grid.grid-4 {
        grid-template-columns: 1fr;
    }
}

.vpf-newsletters-table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    background: #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
    overflow: hidden;
}

.vpf-newsletters-table th,
.vpf-newsletters-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.vpf-newsletters-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #333;
}

.vpf-newsletters-table tr:hover {
    background: #f8f9fa;
}

.vpf-newsletters-table .read-more {
    display: inline-block;
    padding: 6px 12px;
    background: #667eea;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-size: 12px;
    transition: background 0.2s;
}

.vpf-newsletters-table .read-more:hover {
    background: #764ba2;
}

@media (max-width: 768px) {
    .vpf-newsletters-table {
        font-size: 14px;
    }
    
    .vpf-newsletters-table th,
    .vpf-newsletters-table td {
        padding: 10px;
    }
    
    .vpf-newsletters-table th:nth-child(4),
    .vpf-newsletters-table td:nth-child(4) {
        display: none;
    }
}