.category{margin:3em 0}.category h2{font-weight:bold;color:#999;border-bottom:2px solid #e0e0e0;margin:1.2em 0;padding-bottom:0.3em}.category-grid{display:grid;grid-template-columns:1fr;gap:1.5em}.post-card{background-color:#f8f9fa;border:1px solid #e0e0e0;overflow:hidden;transition:transform 0.2s, box-shadow 0.2s}.post-card img{width:100%;height:150px;object-fit:cover;display:block}.post-card-content{padding:16px;position:relative}.post-card-content h3{font-size:1.5em;margin:0}.post-card-content a{font-size:0.8em;color:#444;text-decoration:none;text-align:center;display:block;background-color:#e0e0e0;width:75px;padding:.6em .7em;margin:0;position:absolute;bottom:16px;right:16px}.post-card-content a:hover{background-color:#7d2eff;color:#fff}.post-card-description{font-size:0.85em;color:#444;margin-top:0.5em;line-height:1.4em}.post-card-meta{font-size:0.8em;color:#777;margin:0.6em 0}@media screen and (min-width:35.5em){.category-grid{grid-template-columns:repeat(2, 1fr)}}@media screen and (min-width:48em){.category-grid{grid-template-columns:repeat(3, 1fr)}}