/* 基础卡片样式 */
.agent-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    cursor: pointer;
    height: 370px;
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 300px;
    transform: translateY(0) !important;
    transition: box-shadow 0.3s ease;
}

/* 封面样式 */
.card-cover {
    position: relative;
    width: 100%;
    height: 210px;
    background: #f5f5f5;
    overflow: hidden;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* 视频样式 */
.cover-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 封面图片样式 */
.cover-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    z-index: 1;  /* 确保在视频上层 */
    transition: opacity 0.3s ease;  /* 添加淡入淡出效果 */
}

/* 当视频播放时的样式 */
.video-playing .cover-video {
    opacity: 1;  /* 显示视频 */
}

.video-playing .cover-image {
    opacity: 0;
    pointer-events: none;
}

/* 视频加载时的状态 */
.video-loading .cover-video {
    opacity: 0;
}

.video-loading .cover-image {
    opacity: 1;
}

/* 分类标签 */
.card-category {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    border-radius: 4px;
    font-size: 12px;
    z-index: 1;
}

/* 内容区域 */
.card-content {
    padding: 16px 16px 0 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 15px 0;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    color: #333;
}

.card-description {
    font-size: 14px;
    color: #666;
    margin: 0 0 16px 0;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    flex: 0 1 auto;
    max-height: 4.5em;
}

/* 底部信息栏 */
.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 0 16px 0;
    margin: auto 0 0 0;
    border-top: none;
    flex: 0 0 auto;
}

/* 作者信息 */
.author-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    object-fit: cover;
}

.author-name {
    font-size: 14px;
    color: #666;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.author-name:hover {
    color: #1677ff;
}

/* 统计信息 */
.stats-info {
    display: flex;
    gap: 16px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 4px;
    color: #999;
    font-size: 13px;
}

/* SVG图标样式 */
.icon-svg {
    width: 16px;
    height: 16px;
    fill: #999;
}

/* 移除hover时的颜色变化效果 */
.stat-item:hover {
    color: #999;
}

.stat-item:hover .icon-svg {
    fill: #999;
}

/* 场景扩展样式 */
/* 发现页卡片样式 */
/* 删除.discover .agent-card的特定样式 */

/* 加载动画 */
.lazy-load {
    opacity: 1;
}

.lazy-load.loaded {
    opacity: 1;
}

/* 响应式调整 */
@media screen and (max-width: 768px) {
    .card-content {
        padding: 14px 14px 0 14px;
    }
    
    .card-title {
        font-size: 15px;
    }
    
    .card-description {
        font-size: 13px;
        margin-bottom: 10px;
    }
    
    .author-name {
        max-width: 80px;
    }
    
    .stats-info {
        gap: 12px;
    }
}

/* 删除按钮样式 */
.delete-btn {
    display: flex;
    align-items: center;
}

.btn-delete {
    background: #1677ff;
    color: white;
    border: none;
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
}

.btn-delete:hover {
    background: #4096ff;
}

/* 视频遮罩层 - 修改为默认显示 */
.video-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 12px 8px;
    opacity: 1;  /* 改为默认显示 */
    transition: opacity 0.3s ease;
    z-index: 2;
}

/* 视频统计信息 */
.video-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: #fff;
    font-size: 13px;
}

/* 播放信息 */
.play-info {
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 播放图标 */
.play-icon {
    width: 16px;
    height: 16px;
    color: white;
    padding: 2px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 1);
    border-radius: 4px;
}

/* 观看次数 */
.view-count {
    font-size: 13px;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);  /* 添加文字阴影提高可读性 */
}

/* 视频时长 - 移除背景色 */
.duration {
    font-size: 13px;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);  /* 添加文字阴影提高可读性 */
}

/* 鼠标悬停时隐藏遮罩层 */
.agent-card .card-cover:hover .video-overlay {
    opacity: 0;
}

/* 视频控件容器 */
.video-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    z-index: 3;
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* 播放按钮容器 */
.play-button {
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 视频信息容器 */
.video-info {
    display: flex;
    gap: 12px;
    align-items: center;
}

/* 播放量 */
.play-count {
    color: #fff;
    font-size: 13px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 鼠标悬停时隐藏视频控件 */
.card-cover:hover .video-controls {
    opacity: 0;
}