.shfb-bar {
    position: fixed;
    left: 0;
    width: 100%;
    padding: 14px 20px;
    z-index: 9999;
    font-size: 15px;
    line-height: 1.6;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: shfb-slide-down 0.4s ease-out;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.shfb-bar.shfb-visible {
    opacity: 1;
    visibility: visible;
}

.shfb-header {
    top: 0;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
}

.shfb-footer {
    bottom: 0;
    box-shadow: 0 -3px 8px rgba(0,0,0,0.1);
}

.shfb-inner {
    width: 100%;
    max-width: 1100px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.shfb-text {
    flex: 1;
}

.shfb-close {
    margin-left: 20px;
    border: none;
    background: transparent;
    font-size: 18px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.shfb-close:hover {
    opacity: 1;
}

@keyframes shfb-slide-down {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    .shfb-inner {
        flex-direction: column;
        text-align: center;
    }

    .shfb-close {
        margin-top: 10px;
    }
}