.vitamin-qc-ad {
    position: fixed !important;
    z-index: 999999 !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.vitamin-qc-ad-top {
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
}

.vitamin-qc-ad-bottom {
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
}

.vitamin-qc-ad-left {
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    max-width: 300px;
}

.vitamin-qc-ad-right {
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    max-width: 300px;
}

.vitamin-qc-ad-inner {
    position: relative;
    padding: 20px;
    margin: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.vitamin-qc-close {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: #fff;
    font-size: 24px;
    width: 30px;
    height: 30px;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    z-index: 10;
}

.vitamin-qc-close:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.vitamin-qc-content {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
}

.vitamin-qc-logo img {
    max-width: 100px;
    height: auto;
    display: block;
}

.vitamin-qc-image img {
    max-width: 200px;
    height: auto;
    display: block;
}

.vitamin-qc-text {
    flex: 1;
    min-width: 200px;
}

.vitamin-qc-main-text {
    font-size: 24px;
    font-weight: bold;
    line-height: 1.3;
    margin-bottom: 8px;
}

.vitamin-qc-sub-text {
    font-size: 16px;
    line-height: 1.4;
    opacity: 0.9;
}

.vitamin-qc-button {
    display: inline-block;
    padding: 12px 24px;
    color: #fff !important;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    transition: all 0.3s;
    white-space: nowrap;
    text-align: center;
}

.vitamin-qc-button:hover {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .vitamin-qc-ad-left,
    .vitamin-qc-ad-right {
        position: fixed;
        left: 0;
        right: 0;
        top: auto;
        bottom: 0;
        transform: none;
        max-width: 100%;
    }
    
    .vitamin-qc-content {
        flex-direction: column;
        text-align: center;
    }
    
    .vitamin-qc-main-text {
        font-size: 20px;
    }
    
    .vitamin-qc-sub-text {
        font-size: 14px;
    }
}

/* Hidden state */
.vitamin-qc-ad.hidden {
    display: none !important;
}