.wsb-wrapper {
    position: fixed;
    right: 20px;
    bottom: 20px;
    z-index: 99999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

.wsb-float-btn,
.wsb-popup-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #fff;
    background: linear-gradient(135deg, #1fbf5f 0%, #0f9f44 100%);
    border-radius: 50px;
    box-shadow: 0 12px 28px rgba(15, 159, 68, 0.35);
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.2px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
}

.wsb-float-btn {
    padding: 14px 20px;
    animation: wsbPulse 2.1s infinite;
}

.wsb-float-btn:hover,
.wsb-popup-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 34px rgba(15, 159, 68, 0.42);
    color: #fff;
}

.wsb-float-btn:focus,
.wsb-popup-btn:focus {
    outline: 2px solid #0e8c3c;
    outline-offset: 2px;
    color: #fff;
}

.wsb-icon {
    font-size: 18px;
    line-height: 1;
}

.wsb-btn-text {
    white-space: nowrap;
}

.wsb-popup {
    position: absolute;
    right: 0;
    bottom: 74px;
    width: 320px;
    max-width: calc(100vw - 30px);
    background: #fff;
    color: #212529;
    border-radius: 14px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.18);
    padding: 18px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(15px);
    transition: opacity 0.28s ease, transform 0.28s ease;
}

.wsb-popup.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.wsb-popup-text {
    margin: 0 0 14px;
    font-size: 15px;
    line-height: 1.5;
}

.wsb-popup-btn {
    padding: 12px 16px;
}

.wsb-popup-close {
    appearance: none;
    border: 0;
    background: transparent;
    color: #7b7f85;
    position: absolute;
    top: 8px;
    right: 10px;
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    transition: color 0.2s ease;
}

.wsb-popup-close:hover,
.wsb-popup-close:focus {
    color: #111;
}

.wsb-show-mobile {
    display: none;
}

.wsb-show-desktop {
    display: block;
}

@media (max-width: 767px) {
    .wsb-wrapper {
        right: 14px;
        bottom: 14px;
    }

    .wsb-float-btn {
        padding: 12px 16px;
    }

    .wsb-popup {
        bottom: 68px;
    }

    .wsb-show-desktop {
        display: none;
    }

    .wsb-show-mobile {
        display: block;
    }
}

@keyframes wsbPulse {
    0% {
        transform: scale(1);
        box-shadow: 0 12px 28px rgba(15, 159, 68, 0.35);
    }
    70% {
        transform: scale(1.03);
        box-shadow: 0 0 0 14px rgba(15, 159, 68, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 12px 28px rgba(15, 159, 68, 0.35);
    }
}