/* Основные стили */
.section3 {
    position: relative;
    margin-top: 100px;
    margin-bottom: 60px;
    width: 100%;
}

.title1 {
    margin-bottom: 10px;
    text-align: center;
    font-size: 40px;
}

.player-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 20px;
}

.main-player {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* Соотношение сторон 16:9 */
    background: #000;
    border-radius: 10px;
    overflow: hidden;
}

.main-player iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

#toggleSeriesButton {
    margin: 20px auto;
    display: block;
    padding: 14px 24px;
    font-size: 16px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    background-color: #6441a5;
    color: white;
    transition: background-color 0.3s;
}

#toggleSeriesButton:hover {
    background-color: #333;
}

.series-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.series-item {
    flex: 1 1 calc(25% - 10px);
    padding: 10px;
    background-color: #333;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    transition: background-color 0.3s;
    color: white;
}

.series-item:hover {
    background-color: #555;
}

.series-item.active {
    background-color: #6441a5;
}

.hidden {
    display: none;
}