:root {
    --qbsc-bar-bg: #ffffff;
    --qbsc-btn-bg: #000000;
    --qbsc-text: #333333;
}

/* Modern Sticky Bar */
#qbsc-sticky-bar {
    position: fixed;
    bottom: -150px;
    left: 0;
    width: 100%;
    background-color: var(--qbsc-bar-bg);
    /* Stronger shadow for "floating" effect */
    box-shadow: 0 -4px 20px rgba(0,0,0,0.15); 
    z-index: 99999;
    padding: 15px 0; /* More breathing room */
    transition: bottom 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

#qbsc-sticky-bar.qbsc-visible {
    bottom: 0;
}

.qbsc-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Product Info */
.qbsc-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.qbsc-img img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 8px; /* Softer corners */
    display: block;
    border: 1px solid #eee;
}

.qbsc-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.3;
}

.qbsc-title {
    font-weight: 700;
    font-size: 15px;
    color: var(--qbsc-text);
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
    max-width: 350px;
}

.qbsc-price {
    font-size: 14px;
    color: #555;
    font-weight: 500;
}

/* Premium Button Styling */
.qbsc-action .button.qbsc-btn {
    margin: 0 !important;
    background-color: var(--qbsc-btn-bg) !important;
    color: #fff !important;
    white-space: nowrap;
    border: none;
    /* Bigger, Clickable Area */
    padding: 12px 30px; 
    font-size: 14px;
    /* Pill Shape (Modern) */
    border-radius: 50px; 
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    /* Soft Glow Shadow */
    box-shadow: 0 4px 10px rgba(0,0,0,0.2); 
    transition: all 0.2s ease;
}

.qbsc-action .button.qbsc-btn:hover {
    transform: translateY(-2px); /* Slight lift on hover */
    box-shadow: 0 6px 15px rgba(0,0,0,0.3);
    opacity: 1; /* Override opacity change */
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .qbsc-img { display: none; }
    
    .qbsc-title {
        max-width: 180px;
        font-size: 13px;
    }

    .qbsc-action .button.qbsc-btn {
        padding: 10px 20px;
        font-size: 12px;
    }
}