.battery-status {
    width: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-left: 0.5rem;
}

.battery-label {
    font-size: 0.8rem;
    color: #aaa;
    margin-bottom: 4px;
    text-align: center;
}

.battery-bar {
    width: 16px;
    height: 150px;
    background-color: #444;
    border: 1px solid #aaa;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
}

.battery-bar-fill {
    width: 100%;
    position: absolute;
    bottom: 0;
    height: 0;
    background-color: green;
    transition: height 0.5s, background-color 0.5s;
}