@media (max-width: 768px) {
    .album-popup-content {
        width: 100%;
        max-height: 100vh;
        border-radius: 0;
        max-width: 100%;
    }
    .popup-header {
        padding: 15px 20px;
        flex-wrap: wrap;
    }
    .popup-header-left {
        gap: 15px;
        flex: 1 1 100%;
    }
    .popup-album-image {
        width: 80px;
        height: 80px;
    }
    .popup-album-title {
        font-size: 1.3rem;
    }
    .popup-toggle-header {
        display: block;
        position: absolute;
        top: 15px;
        right: 70px;
        background: rgba(255,255,255,0.1);
        border-radius: 50%;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        color: white;
        border: none;
        cursor: pointer;
    }
    .popup-songs {
        max-height: 40vh;
    }
    .song-item {
        padding: 10px 20px;
    }
    .popup-player {
        padding: 15px 20px;
    }
    .player-buttons {
        gap: 10px;
    }
    .player-btn {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    .player-btn-play {
        width: 44px;
        height: 44px;
        font-size: 1.3rem;
    }
    .player-volume {
        min-width: 80px;
    }
    .player-platform-selector {
        margin-left: 0;
        width: 100%;
        justify-content: center;
        margin-top: 5px;
    }

    /* Компактный режим (свёрнутая шапка) */
    .album-popup-content.compact-mode .popup-header {
        padding: 5px 20px;
        background: rgba(0,0,0,0.5);
        border-bottom: none;
    }
    .album-popup-content.compact-mode .popup-header-left .popup-album-image {
        width: 50px;
        height: 50px;
    }
    .album-popup-content.compact-mode .popup-header-left .popup-album-info {
        font-size: 0.8rem;
    }
    .album-popup-content.compact-mode .popup-header-left .popup-album-title {
        font-size: 1rem;
    }
    .album-popup-content.compact-mode .popup-header-left .popup-album-author,
    .album-popup-content.compact-mode .popup-header-left .popup-album-genre,
    .album-popup-content.compact-mode .popup-header-left .popup-album-year {
        display: none;
    }
    .album-popup-content.compact-mode .popup-songs {
        max-height: 50vh;
    }
    .album-popup-content.compact-mode .popup-player {
        padding: 10px 15px;
    }
}
@media (max-width: 480px) {
    .popup-album-image {
        width: 60px;
        height: 60px;
    }
    .popup-album-title {
        font-size: 1.1rem;
    }
    .song-item {
        padding: 8px 15px;
    }
    .song-number {
        width: 25px;
    }
}