.sitemap-container{font-family:Arial,sans-serif;max-width:900px;margin:20px auto;padding:20px;border:1px solid #e0e0e0;border-radius:8px;background-color:#f9f9f9;box-shadow:0 4px 8px #0000001a}.title{text-align:center;color:#333;margin-bottom:20px}.letter-navigation{display:flex;justify-content:center;flex-wrap:wrap;margin-bottom:20px}.letter-button{font-size:14px;padding:8px 10px;margin:2px;cursor:pointer;border:none;border-radius:4px;background-color:#fff;color:#333;transition:background-color .3s,color .3s}.letter-button:hover,.letter-button.active{background-color:#4caf50;color:#fff}.chatbot-list{display:grid;grid-template-columns:repeat(4,1fr);gap:15px;margin-bottom:20px}.chatbot-item{padding:10px;background-color:#fff;border:1px solid #e0e0e0;border-radius:12px;text-align:center;color:#333;transition:box-shadow .3s}.chatbot-item:hover{box-shadow:0 2px 5px #0000001a}.no-chatbots{color:#888;font-style:italic;text-align:center}.pagination{display:flex;justify-content:center;align-items:center;gap:10px}.pagination-button{padding:8px 12px;border:none;border-radius:4px;background-color:#4caf50;color:#fff;cursor:pointer;transition:background-color .3s}.pagination-button:disabled{background-color:#ccc;cursor:not-allowed}.pagination-info{font-size:14px;color:#333}