.blog-section{padding:40px 20px;max-width:1200px;margin:auto;font-family:Arial,sans-serif}.blog-section h2{text-align:center;font-size:2rem;margin-bottom:40px;color:#004d40}.category-group{margin-bottom:60px}.category-group h3{font-size:1.9rem;margin-bottom:20px;border-left:5px solid #00796b;padding-left:15px;color:#00796b}.posts-grid{display:flex;flex-wrap:wrap;gap:20px;justify-content:start}.post-card{flex:1 1 300px;background:#f1f8e9;border-radius:10px;padding:20px;box-shadow:0 0 5px rgba(0,0,0,.1)}.post-card h4{font-size:1.1rem;margin-bottom:10px;color:#004d40}.post-card p{font-size:1.9rem;color:#333}.post-card a{display:inline-block;margin-top:10px;color:#00796b;text-decoration:none;font-weight:700}@media (max-width:768px){.posts-grid{flex-direction:column}}