.mp3-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 0;
    margin: 0;
}

.mp3-cover {
    width: 48px;
    height: 48px;
    object-fit: cover;
    border-radius: 3px;
    margin-right: 14px;
    flex-shrink: 0;
}

.mp3-item {
    display: flex;
    align-items: center;
    background: #2a2a2a;
    border-left: 3px solid #666;
    border-radius: 4px;
    padding: 10px 16px;
    text-decoration: none;
    color: white;
    transition: background 0.2s, border-color 0.2s;
}

.mp3-item:link,
.mp3-item:visited {
    color: white;
}

.mp3-item:hover {
    background: #3d1a1a;
    border-color: rgb(183, 0, 0);
    color: white;
}

.mp3-item:hover .mp3-btn {
    background: rgb(183, 0, 0);
    border-color: rgb(183, 0, 0);
}

.mp3-title {
    flex: 1;
    font-weight: 500;
    font-size: 17px;
}

.mp3-meta {
    color: #A9A9A9;
    font-size: 14px;
    margin-right: 16px;
    white-space: nowrap;
}

.mp3-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 2px solid #666;
    border-radius: 50%;
    font-size: 16px;
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
}

@media (max-width: 600px) {
    .mp3-title {
        font-size: 14px;
    }
    .mp3-meta {
        font-size: 12px;
        margin-right: 10px;
    }
}