.audio {
    background-color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 12px;
    padding: 1rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    color: #222;
    width: 100%;
    box-sizing: border-box;
    margin-top: 1rem;
}

.div-titulo {
    width: 100%;
    text-align: left;
    margin-bottom: 0.5rem;
}

.audio-titulo {
    font-size: 1.1rem;
    font-weight: 600;
    color: #000000;
}

#div-player {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 1rem;
}

.btn-play {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: #2d6aa6;
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: 0.2s;
}
.btn-play:hover {
    transform: scale(1.1);
}

.progress-container {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: 1;
}

.progress-bar {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(90deg, #2d6aa6 0%, #9ed3ff 100%);
    outline: none;
    cursor: pointer;
}

.progress-bar::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #2d6aa6;
    border: 2px solid #fff;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.3);
    cursor: grab;
}

.tempo {
    font-size: 0.8rem;
    color: #555;
    width: 40px;
    text-align: center;
}