.nmdc-news-container {
    max-height: 500px;
    overflow-y: auto;
    border: 1px solid #ddd;
    padding: 10px;
}
.nmdc-news-item { margin-bottom: 12px; }
.nmdc-title { font-weight: 600; display:block; }
.nmdc-date { font-size: 0.85em; color:#666; }
.nmdc-modal { position: fixed; top:0; left:0; width:100%; height:100%;
              display:flex; align-items:center; justify-content:center;
              background:rgba(0,0,0,0.8); z-index: 9999; }
.nmdc-modal-content { background:#fff; padding:20px; max-width:600px; width:90%; border-radius:6px; position:relative; }
.nmdc-close { position:absolute; top:10px; right:15px; cursor:pointer; font-size:22px; font-weight:bold; }