#smartbanner {
     position: fixed;
     left: 0;
     bottom: 0;
     width: 100%;
     background: #fff;
     box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.2);
     font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
     z-index: 9999;
     display: none;
     border-top: 1px solid #e5e5e5;
 }

 .smartbanner-container {
     display: flex;
     padding: 10px;
     max-width: 768px;
     margin: 0 auto;
 }

 .smartbanner-icon {
     width: 60px;
     height: 60px;
     margin-right: 10px;
     border-radius: 12px;
     overflow: hidden;
 }

 .smartbanner-icon img {
     width: 100%;
     height: 100%;
     object-fit: contain;
 }

 .smartbanner-info {
     flex: 1;
     margin-right: 10px;
 }

 .smartbanner-title {
     font-weight: bold;
     font-size: 14px;
     margin-bottom: 2px;
     color: #000;
 }

 .smartbanner-author {
     font-size: 12px;
     color: #888;
     margin-bottom: 2px;
 }

 .smartbanner-description {
     font-size: 12px;
     color: #555;
 }

 .smartbanner-rating {
     display: flex;
     align-items: center;
     margin-top: 2px;
 }

 .smartbanner-stars {
     color: #ff0000;
     font-size: 12px;
     margin-right: 5px;
 }

 .smartbanner-button {
     display: flex;
     align-items: center;
 }

 .smartbanner-button a {
     display: inline-block;
     padding: 8px 12px;
     background: #C8180F;
     color: white;
     text-decoration: none;
     border-radius: 4px;
     font-size: 14px;
     font-weight: bold;
     white-space: nowrap;
 }

 .smartbanner-button a:hover {
    color: white;
 }

 .smartbanner-close {
     position: absolute;
     top: 5px;
     right: 5px;
     width: 20px;
     height: 20px;
     font-size: 16px;
     line-height: 20px;
     text-align: center;
     color: #888;
     cursor: pointer;
 }

 @media (max-width: 480px) {
     .smartbanner-container {
         padding: 8px;
     }

     .smartbanner-icon {
         width: 50px;
         height: 50px;
     }

     .smartbanner-button a {
         padding: 6px 10px;
         font-size: 13px;
     }
 }