.pt-button-widget {
    position: fixed;
    z-index: 999999;
    display: flex;
    flex-direction: column;
    gap: var(--pt-button-gap, 12px);
    pointer-events: none;
}

.pt-button-widget--bottom-right {
    right: var(--pt-button-offset-x, 24px);
    bottom: var(--pt-button-offset-y, 24px);
    align-items: flex-end;
}

.pt-button-widget--bottom-left {
    left: var(--pt-button-offset-x, 24px);
    bottom: var(--pt-button-offset-y, 24px);
    align-items: flex-start;
}

.pt-button-widget--top-right {
    right: var(--pt-button-offset-x, 24px);
    top: var(--pt-button-offset-y, 24px);
    align-items: flex-end;
}

.pt-button-widget--top-left {
    left: var(--pt-button-offset-x, 24px);
    top: var(--pt-button-offset-y, 24px);
    align-items: flex-start;
}

.pt-button-widget--center-right {
    right: var(--pt-button-offset-x, 24px);
    top: 50%;
    transform: translateY(-50%);
    align-items: flex-end;
}

.pt-button-widget--center-left {
    left: var(--pt-button-offset-x, 24px);
    top: 50%;
    transform: translateY(-50%);
    align-items: flex-start;
}

.pt-button-widget__item {
    width: var(--pt-button-size, 54px);
    min-width: var(--pt-button-size, 54px);
    height: var(--pt-button-size, 54px);
    border-radius: 999px;
    background: var(--pt-button-color, #0ea5e9);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
    pointer-events: auto;
    position: relative;
    overflow: visible;
    transition: width .25s ease, transform .2s ease, box-shadow .2s ease, filter .2s ease;
    font-family: Arial, Helvetica, sans-serif;
}

.pt-button-widget__item::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: inherit;
    border: 2px solid var(--pt-button-color, #0ea5e9);
    opacity: .35;
    animation: pt-button-pulse 2.2s infinite;
}

.pt-button-widget__item:hover,
.pt-button-widget__item:focus {
    width: calc(var(--pt-button-size, 54px) + 120px);
    color: #fff;
    transform: translateY(-2px) scale(1.03);
    filter: brightness(1.04);
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.28);
    text-decoration: none;
    outline: none;
}

.pt-button-widget__icon,
.pt-button-widget__label {
    position: relative;
    z-index: 1;
}

.pt-button-widget__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: calc(var(--pt-button-size, 54px) * .58);
    height: calc(var(--pt-button-size, 54px) * .58);
    flex: 0 0 auto;
}

.pt-button-widget__icon svg {
    width: 100%;
    height: 100%;
    display: block;
}

.pt-button-widget__label {
    max-width: 0;
    opacity: 0;
    overflow: hidden;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 700;
    margin-left: 0;
    transition: max-width .25s ease, opacity .2s ease, margin-left .25s ease;
}

.pt-button-widget__item:hover .pt-button-widget__label,
.pt-button-widget__item:focus .pt-button-widget__label {
    max-width: 120px;
    opacity: 1;
    margin-left: 8px;
}

.pt-button-widget--shake .pt-button-widget__item {
    animation: pt-button-shake 2.8s infinite;
    animation-delay: var(--pt-button-delay, 0s);
}

@keyframes pt-button-shake {
    0%, 70%, 100% { transform: rotate(0deg); }
    74% { transform: rotate(8deg); }
    78% { transform: rotate(-8deg); }
    82% { transform: rotate(6deg); }
    86% { transform: rotate(-6deg); }
    90% { transform: rotate(0deg); }
}

@keyframes pt-button-pulse {
    0% { transform: scale(.96); opacity: .35; }
    70%, 100% { transform: scale(1.35); opacity: 0; }
}

@media (max-width: 600px) {
    .pt-button-widget {
        --pt-button-size: 50px;
        --pt-button-offset-x: 14px;
        --pt-button-offset-y: 14px;
    }

    .pt-button-widget__item:hover,
    .pt-button-widget__item:focus {
        width: var(--pt-button-size, 50px);
    }

    .pt-button-widget__item:hover .pt-button-widget__label,
    .pt-button-widget__item:focus .pt-button-widget__label {
        max-width: 0;
        opacity: 0;
        margin-left: 0;
    }
}