.pc-fab {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 99999;
    background: black;
    color: white;
    border: 0;
    padding: 12px 14px;
    border-radius: 999px;
}

.pc-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 99998;
}

.pc-overlay.open {
    display: block;
}

.pc-panel {
    position: absolute;
    right: 0;
    top: 0;
    width: 360px;
    height: 100%;
    background: white;
    display: flex;
    flex-direction: column;
    padding: 16px;
}

.pc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pc-footer {
    margin-top: auto;
    font-weight: bold;
}

#pc-overlay {
    display: none;
}

#pc-overlay.open {
    display: block;
}