.breadcrumb {
    padding: 15px 0;
    background-color: #fff;
    margin-bottom: 20px;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
}
.main-content {
    margin-top: 0;
}
.card {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 20px;
    transition: all 0.3s;
    border: none;
    overflow: hidden;
}
.card-content {
    padding: 20px;
}
.detail-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
    border-bottom: 2px solid #1E9FFF;
    padding-bottom: 10px;
}
.detail-meta {
    display: flex;
    margin-bottom: 20px;
    color: #666;
    font-size: 14px;
}
.detail-meta-item {
    margin-right: 20px;
    display: flex;
    align-items: center;
}
.detail-meta-item i {
    margin-right: 5px;
    color: #1E9FFF;
}
.detail-img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
}
.detail-section {
    margin-bottom: 25px;
}
.detail-section-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
    display: flex;
    align-items: center;
}
.detail-section-title i {
    margin-right: 8px;
    color: #1E9FFF;
}
.detail-desc {
    line-height: 1.8;
    color: #555;
}
.detail-features {
    display: flex;
    flex-wrap: wrap;
    margin-top: 10px;
}
.feature-item {
    background: #f0f7ff;
    padding: 8px 15px;
    border-radius: 20px;
    margin-right: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    color: #1E9FFF;
}
.download-card {
    /*position: sticky;*/
    /*top: 20px;*/
}
.download-title {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
    text-align: center;
}
.download-btn {
    display: block;
    width: 100%;
    height: 50px;
    line-height: 50px;
    text-align: center;
    border-radius: 8px;
    margin-bottom: 15px;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s;
}
.download-btn-baidu {
    background: linear-gradient(135deg, #1E9FFF 0%, #0d8bf2 100%);
    color: white;
}
.download-btn-xunlei {
    background: linear-gradient(135deg, #FF5722 0%, #e64a19 100%);
    color: white;
}
.download-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.resource-info {
    margin-top: 20px;
}
.info-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px dashed #eee;
}
.info-item:last-child {
    border-bottom: none;
}
.info-label {
    color: #666;
}
.info-value {
    color: #333;
    font-weight: 500;
}
.tag {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    margin-right: 5px;
}
.tag-primary {
    background: #f0f7ff;
    color: #1E9FFF;
}
.tag-success {
    background: #f0f9ff;
    color: #009688;
}
.tag-warning {
    background: #fff8e6;
    color: #FFB800;
}
.preview-images {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
}
.preview-img {
    width: calc(50% - 5px);
    border-radius: 6px;
    cursor: pointer;
    transition: transform 0.3s;
}
.preview-img:hover {
    transform: scale(1.03);
}
@media (max-width: 768px) {
    .detail-title {
        font-size: 20px;
    }
    .detail-meta {
        flex-wrap: wrap;
    }
    .detail-meta-item {
        margin-bottom: 10px;
    }
    .preview-img {
        width: 100%;
    }
    .download-card {
        position: static;
        margin-top: 20px;
    }
}
.popular-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px dashed #eee;
}
.popular-item:last-child {
    border-bottom: none;
}
.popular-content {
    flex: 1;
}
.popular-title {
    font-size: 14px;
    color: #333;
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.popular-info {
    font-size: 12px;
    color: #999;
}