.mp3-music-player {
    max-width: 900px;
    margin: 0 auto;
    background: #121212;
    border-radius: 8px;
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #fff;
}

.mp3-player-header {
    padding: 30px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
}

.mp3-player-title {
    margin: 0;
    font-size: 32px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.mp3-player-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 20px;
}

.mp3-now-playing {
    background: #181818;
    border-radius: 8px;
    padding: 20px;
    position: sticky;
    top: 20px;
}

.mp3-album-art {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 20px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
}

.mp3-album-art img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.mp3-track-info h3 {
    margin: 0 0 5px 0;
    font-size: 20px;
    font-weight: 600;
}

.mp3-track-info p {
    margin: 0 0 20px 0;
    color: #b3b3b3;
    font-size: 14px;
}

.mp3-player-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.mp3-player-controls button {
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s;
}

.mp3-player-controls button:hover {
    transform: scale(1.1);
    background: rgba(255,255,255,0.1);
}

.mp3-play-pause {
    font-size: 32px !important;
    background: #1db954 !important;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mp3-play-pause:hover {
    background: #1ed760 !important;
    transform: scale(1.05) !important;
}

.mp3-progress-container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: #b3b3b3;
}

.mp3-progress-bar {
    flex: 1;
    height: 4px;
    background: #4d4d4d;
    border-radius: 2px;
    cursor: pointer;
    position: relative;
}

.mp3-progress {
    height: 100%;
    background: #1db954;
    border-radius: 2px;
    width: 0%;
    transition: width 0.1s;
}

.mp3-progress-bar:hover .mp3-progress {
    background: #1ed760;
}

.mp3-playlist {
    background: #181818;
    border-radius: 8px;
    overflow: hidden;
    max-height: 600px;
    overflow-y: auto;
}

.mp3-playlist-item {
    display: grid;
    grid-template-columns: 40px 1fr auto;
    align-items: center;
    gap: 15px;
    padding: 12px 16px;
    border-bottom: 1px solid #282828;
    cursor: pointer;
    transition: background 0.2s;
}

.mp3-playlist-item:hover {
    background: #282828;
}

.mp3-playlist-item.active {
    background: #282828;
}

.mp3-playlist-item.active .mp3-track-number {
    color: #1db954;
}

.mp3-track-number {
    color: #b3b3b3;
    font-size: 14px;
}

.mp3-playlist-item:hover .mp3-track-number {
    color: #fff;
}

.mp3-track-details h4 {
    margin: 0 0 4px 0;
    font-size: 14px;
    font-weight: 500;
}

.mp3-track-details p {
    margin: 0;
    font-size: 12px;
    color: #b3b3b3;
}

.mp3-track-duration {
    color: #b3b3b3;
    font-size: 12px;
}

@media (max-width: 768px) {
    .mp3-player-main {
        grid-template-columns: 1fr;
    }
    
    .mp3-now-playing {
        position: relative;
    }
}