.cert-wide-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 500px)); 
    gap: 25px; 
    justify-content: center; 
    padding: 20px;
}

.cert-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.06);
    border: 1px solid #f0f0f0;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%; 
    height: 100%;
    box-sizing: border-box;
}

.cert-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.cert-info h3 {
    font-size: 22px;
    margin-bottom: 8px;
    color: #333;
}

.cert-date {
    display: block;
    font-size: 14px;
    color: #999;
    margin-bottom: 15px;
}

.cert-text {
    font-size: 15px;
    line-height: 1.6;
    color: #666;
    word-break: keep-all;
}

.cert-lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0; top: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(5px);
}

.cert-modal-content {
    background: #fff;
    margin: 2vh auto;    
    width: fit-content;  
    max-width: 90%; 
    border-radius: 15px;
    max-height: 96vh;     
    overflow: hidden;     
    
    position: relative;
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.cert-modal-content::-webkit-scrollbar {
    width: 0px; 
}

.cert-modal-header {
    padding: 15px 20px 0; 
    display: flex;
    justify-content: flex-end;
}

#certTitle { display: none; } 

.close-cert {
    font-size: 35px;
    cursor: pointer;
    color: #999;
    line-height: 1;
}

.cert-image-wrap {
    padding: 10px 40px 40px; 
    text-align: center;
}

.cert-image-wrap img {
    max-width: 100%;      
    max-height: 82vh;     
    height: auto;        
    display: inline-block;
    border: 1px solid #f0f0f0;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}



@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}