/* 主内容区样式 */
        main {
            padding: 15px 0 30px;
            min-height: calc(100vh - 100px);
        }
        
        .page-header {
            margin-bottom: 20px;
            padding: 15px;
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            border-radius: 8px;
            color: var(--white);
            box-shadow: 0 4px 12px rgba(139, 69, 19, 0.2);
        }
        
        .page-header h1 {
            font-size: 2.2rem;
            margin-bottom: 8px;
        }
        
        .page-header p {
            font-size: 1.4rem;
            opacity: 0.9;
        }
        
        /* 视频列表样式 */
        .video-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .video-item {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
            transition: all 0.3s ease;
        }
        
        .video-item:hover {
            transform: translateY(-5px);
            box-shadow: 0 6px 15px rgba(0,0,0,0.1);
        }
        
        .video-thumbnail {
            position: relative;
            width: 100%;
            height: 180px;
            overflow: hidden;
        }
        
        .video-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .video-item:hover .video-thumbnail img {
            transform: scale(1.05);
        }
        
        .video-play-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        
        .video-item:hover .video-play-overlay {
            opacity: 1;
        }
        
        .play-button {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background: rgba(255,255,255,0.8);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-color);
            font-size: 1.8rem;
            transition: all 0.3s ease;
        }
        
        .video-item:hover .play-button {
            background: var(--primary-color);
            color: var(--white);
            transform: scale(1.1);
        }
        
        .video-duration {
            position: absolute;
            bottom: 8px;
            right: 8px;
            background: rgba(0,0,0,0.7);
            color: var(--white);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 1.1rem;
        }
        
        .video-content {
            padding: 15px;
        }
        
        .video-content h2 {
            font-size: 1.6rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        
        .video-content h2 a {
            color: var(--text-dark);
        }
        
        .video-content h2 a:hover {
            color: var(--primary-color);
        }
        
        .video-meta {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
            font-size: 1.1rem;
            color: var(--text-light);
        }
        
        .video-meta i {
            margin-right: 4px;
        }
        
        .video-meta .category {
            margin-right: 12px;
            background: rgba(139, 69, 19, 0.1);
            padding: 2px 6px;
            border-radius: 4px;
        }
        
        .video-excerpt {
            color: var(--text-light);
            font-size: 1.3rem;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .video-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .watch-now {
            display: inline-block;
            padding: 5px 12px;
            background: var(--primary-color);
            color: var(--white);
            border-radius: 15px;
            font-size: 1.1rem;
            transition: all 0.3s ease;
        }
        
        .watch-now:hover {
            background: var(--primary-light);
            color: var(--white);
            transform: translateX(3px);
        }
        
        .video-views {
            font-size: 1.1rem;
            color: var(--text-light);
        }
        
                
        /* 主内容区样式 */
        main {
            padding: 15px 0 30px;
            min-height: calc(100vh - 100px);
        }
        
        .page-header {
            margin-bottom: 20px;
            padding: 15px;
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            border-radius: 8px;
            color: var(--white);
            box-shadow: 0 4px 12px rgba(139, 69, 19, 0.2);
        }
        
        .page-header h1 {
            font-size: 2.2rem;
            margin-bottom: 8px;
        }
        
        .page-header p {
            font-size: 1.4rem;
            opacity: 0.9;
        }
        
        /* 视频播放器样式 */
        .video-player-container {
            max-width: 1200px;
            margin: 0 auto 30px;
            background: var(--white);
            border-radius: 8px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            overflow: hidden;
        }
        
        .video-container {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%; /* 16:9 比例 (9/16 = 0.5625) */
            height: 0;
            overflow: hidden;
            background-color: #000;
        }
        
        /* 确保视频和iframe正确填充容器 */
        .video-container video,
        .video-container iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100% !important;
            height: 100% !important;
            border: 0;
        }
        
        /* 加载动画样式 */
        .loader {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            border: 5px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top-color: #fff;
            animation: spin 1s ease-in-out infinite;
        }
        
        @keyframes spin {
            to { transform: translate(-50%, -50%) rotate(360deg); }
        }
        
        /* 视频信息区域 */
        .video-info {
            padding: 20px;
        }
        
        .video-title {
            font-size: 2rem;
            color: var(--text-dark);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        
        .video-meta {
            display: flex;
            align-items: center;
            margin-bottom: 15px;
            font-size: 1.3rem;
            color: var(--text-light);
            flex-wrap: wrap;
            gap: 15px;
        }
        
        .video-meta i {
            margin-right: 5px;
        }
        
        .video-meta .category {
            background: rgba(139, 69, 19, 0.1);
            padding: 4px 8px;
            border-radius: 4px;
        }
        
        .video-description {
            color: var(--text-dark);
            margin-top: 20px;
    font-size: 16px;
    line-height: 1.7;
        }
.video-description img {
    margin: 0 auto;
    margin-bottom: 5px;
    height: auto;
    max-width: 100%;
}
        
        /* 相关视频推荐 */
        .related-videos {
            margin-top: 30px;
        }
        
        .section-title {
            font-size: 1.8rem;
            color: var(--primary-color);
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--secondary-color);
        }
        
        .related-video-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 15px;
        }
        
        .related-video-item {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0,0,0,0.06);
            transition: all 0.3s ease;
        }
        
        .related-video-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        
        .related-video-thumbnail {
            position: relative;
            width: 100%;
            height: 160px;
            overflow: hidden;
        }
        
        .related-video-thumbnail img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }
        
        .related-video-item:hover .related-video-thumbnail img {
            transform: scale(1.05);
        }
        
        .related-video-duration {
            position: absolute;
            bottom: 8px;
            right: 8px;
            background: rgba(0,0,0,0.7);
            color: var(--white);
            padding: 2px 6px;
            border-radius: 4px;
            font-size: 1.1rem;
        }
        
        .related-video-content {
            padding: 12px;
        }
        
        .related-video-content h3 {
            font-size: 1.4rem;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        
        .related-video-content h3 a {
            color: var(--text-dark);
        }
        
        .related-video-content h3 a:hover {
            color: var(--primary-color);
        }
        
        .related-video-meta {
            display: flex;
            justify-content: space-between;
            font-size: 1.1rem;
            color: var(--text-light);
        }
        
        @media screen and (max-width: 768px) {
            
            .video-list {
                grid-template-columns: 1fr;
            }
        }
        
        /* 动画效果 */
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .video-item {
            animation: fadeIn 0.4s ease forwards;
        }
        
        .video-item:nth-child(2) { animation-delay: 0.05s; }
        .video-item:nth-child(3) { animation-delay: 0.1s; }
        .video-item:nth-child(4) { animation-delay: 0.15s; }
        .video-item:nth-child(5) { animation-delay: 0.2s; }
        .video-item:nth-child(6) { animation-delay: 0.25s; }