/* CSS para forzar la reproducción automática de videos */
.course-video-preview {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    z-index: 2 !important;
}

.course-main-image {
    transition: opacity 0.3s ease !important;
}

.course-card:hover .course-main-image {
    opacity: 0 !important;
}

.course-card .course-video-preview {
    opacity: 0 !important;
    transition: opacity 0.3s ease !important;
}

.course-card:hover .course-video-preview {
    opacity: 1 !important;
}

/* Autoplay videos when visible */
.course-card.video-playing .course-video-preview {
    opacity: 1 !important;
}

.course-card.video-playing .course-main-image {
    opacity: 0 !important;
}

/* Video controls styling */
.video-controls {
    position: absolute !important;
    top: 10px !important;
    right: 10px !important;
    z-index: 3 !important;
    opacity: 0 !important;
    transition: opacity 0.3s ease !important;
}

.course-card:hover .video-controls {
    opacity: 1 !important;
}

.mute-btn {
    background: rgba(0, 0, 0, 0.5) !important;
    border: none !important;
    border-radius: 4px !important;
    padding: 5px 8px !important;
    color: white !important;
    cursor: pointer !important;
    font-size: 14px !important;
}

.mute-btn:hover {
    background: rgba(0, 0, 0, 0.7) !important;
}

/* Play button overlay for manual trigger */
.play-button-overlay {
    transition: all 0.3s ease !important;
}

.play-button-overlay:hover {
    transform: translate(-50%, -50%) scale(1.1) !important;
    background: rgba(76, 132, 255, 1) !important;
}