/* 视频播放器基础样式 */
.advanced-video-container {
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    background: #000;
}

.advanced-video {
    width: 100%;
    display: block;
}

/* 前贴片广告样式 */
.pre-roll-ad-container {
    position: relative;
    width: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
}

.pre-roll-ad {
    position: relative;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
}

.ad-content {
    position: relative;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.ad-image img {
    width: 100%;
    height: auto;
    display: block;
}

.countdown {
    position: absolute;
    top: 10px;
    right: 10px;
    background: #ff0000;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-weight: bold;
}

.skip-ad-btn {
    position: absolute;
    bottom: 10px;
    right: 10px;
    background: #0073aa;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
}

.skip-ad-btn:hover {
    background: #005177;
}

/* 中贴片广告样式 */
.mid-roll-ads-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 999;
}

.mid-roll-ad {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 90%;
    text-align: center;
}

/* 后贴片广告样式 */
.post-roll-ad {
    margin: 20px auto;
    padding: 20px;
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    text-align: center;
    max-width: 800px;
}

/* 暂停广告样式 */
.pause-ad {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pause-ad img {
    max-width: 100%;
    height: auto;
}

/* 动态浮层广告样式 */
.dynamic-float-ad {
    position: absolute;
    bottom: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    padding: 8px;
    border-radius: 4px;
    z-index: 1002;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: float 8s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { opacity: 0; transform: translateY(20px); }
    20%, 80% { opacity: 1; transform: translateY(0); }
}

.dynamic-float-ad img {
    max-width: 100%;
    height: auto;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .pre-roll-ad {
        max-width: 100%;
        padding: 10px;
    }
    
    .mid-roll-ad {
        width: 90%;
        padding: 15px;
    }
    
    .dynamic-float-ad {
        bottom: 5px;
        left: 5px;
        width: 150px;
        height: 60px;
    }
    
    .pause-ad {
        width: 90%;
        height: auto;
    }
}

/* 加载动画 */
@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

.loading {
    animation: pulse 1.5s infinite;
}