.zfsb-floating,
.zfsb-shortcode {
    box-sizing: border-box;
}

.zfsb-floating *,
.zfsb-shortcode * {
    box-sizing: border-box;
}

.zfsb-floating {
    position: fixed;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: var(--zfsb-gap, 12px);
    pointer-events: none;
}

.zfsb-pos-right {
    right: var(--zfsb-offset-x, 22px);
}

.zfsb-pos-left {
    left: var(--zfsb-offset-x, 22px);
}

.zfsb-pos-top {
    top: var(--zfsb-offset-y, 120px);
}

.zfsb-pos-center {
    top: 50%;
    transform: translateY(-50%);
}

.zfsb-pos-bottom {
    bottom: var(--zfsb-offset-y, 120px);
}

.zfsb-shortcode {
    display: flex;
    flex-wrap: wrap;
    gap: var(--zfsb-gap, 12px);
    align-items: center;
}

.zfsb-shortcode-align-right {
    justify-content: flex-start;
}

.zfsb-shortcode-align-center {
    justify-content: center;
}

.zfsb-shortcode-align-left {
    justify-content: flex-end;
}

.zfsb-button {
    position: relative !important;
    width: var(--zfsb-size, 54px);
    height: var(--zfsb-size, 54px);
    min-width: var(--zfsb-size, 54px);
    min-height: var(--zfsb-size, 54px);
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: var(--zfsb-radius, 18px) !important;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.56), var(--zfsb-bg, rgba(255, 255, 255, 0.32))) !important;
    border: 1px solid rgba(255, 255, 255, 0.62) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.55) !important;
    color: #111827 !important;
    text-decoration: none !important;
    line-height: 1;
    overflow: hidden !important;
    isolation: isolate;
    backdrop-filter: blur(var(--zfsb-blur, 14px)) saturate(1.45) !important;
    -webkit-backdrop-filter: blur(var(--zfsb-blur, 14px)) saturate(1.45) !important;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
    pointer-events: auto;
}

.zfsb-button::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    border-radius: inherit;
    background: radial-gradient(circle at 30% 18%, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.22) 56%, rgba(255, 255, 255, 0.12));
}

.zfsb-button:hover,
.zfsb-button:focus {
    transform: translateY(-2px);
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.68) !important;
    background: rgba(255, 255, 255, 0.58) !important;
    outline: none;
}

.zfsb-button img {
    width: 62% !important;
    height: 62% !important;
    object-fit: contain !important;
    display: block !important;
    position: relative;
    z-index: 1;
}

.zfsb-fallback-icon {
    font-size: calc(var(--zfsb-size, 54px) * 0.42);
    font-weight: 800;
    font-family: inherit;
}

@media (min-width: 768px) {
    .zfsb-floating .zfsb-button:not(.zfsb-show-desktop) {
        display: none;
    }
}

@media (max-width: 767px) {
    .zfsb-floating .zfsb-button:not(.zfsb-show-mobile) {
        display: none;
    }
}