/* 视频区域样式 */
.video-section {
    padding: 80px 20px;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    margin: 40px auto;
    max-width: 1200px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-title {
    font-size: 2.5rem;
    margin-bottom: 30px;
    color: #ffffff;
    font-weight: 600;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 比例 */
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 15px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .video-section {
        padding: 60px 15px;
        margin: 20px auto;
    }
    
    .video-title {
        font-size: 2rem;
        margin-bottom: 20px;
    }
    
    .video-wrapper iframe {
        height: 300px;
    }
}