/* 分类容器 */
.category-container {
    background-color: #FFFFFF;
    border-radius: 10px;
    padding: 20px;
}

.filter-row {
    display: flex;
    margin-bottom: 15px;
}

.filter-row:last-child {
    margin-bottom: 0;
}

.filter-label {
    width: 80px;
    color: #333333;
    font-weight: 500;
    flex-shrink: 0;
    padding-top: 5px;
}

.filter-options {
    flex: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.filter-option {
    padding: 4px 12px;
    color: #999999;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s;
    font-size: 14px;
}

.filter-option:hover {
    color: #B98751;
}

.filter-option.active {
    background-color: #B98751;
    color: #FFFFFF;
}

/* 视频网格 */
.video-grid-container {
    border-radius: 10px;
    padding: 20px;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.video-card {
    width: 304px;
    height: 344px;
    display: flex;
    flex-direction: column;
    cursor: pointer;
    transition: transform 0.2s;
    background-color: #FFFFFF;
    border-radius: 10px;
}

.video-card:hover {
    transform: translateY(-5px);
}

.video-cover {
    width: 304px;
    height: 228px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
    margin-bottom: 12px;
    background-color: #F0F0F0;
}

.video-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-cover::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: url('/assets/images/play_icon.png') no-repeat center;
    background-size: contain;
    opacity: 0.8;
    display: none;
}

.video-info {
    flex: 1;
    display: flex;
    margin: 10px;
    flex-direction: column;
}

.video-title {
    font-size: 20px;
    color: #333333;
    line-height: 1.4;
    margin-bottom: 10px;
    
    /* 最多两行 */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    height: 56px;
}

.video-meta {
    font-size: 14px;
    color: #999999;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}