/* Gallery section styling */
.gallery-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Grid layout for gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

/* Each gallery item */
.g-item {
    background: #f9f9f9;
    border: 1px solid #ddd;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.g-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* PDF embed styling */
.g-thumb embed {
    width: 100%; /* Full width of the grid item */
    height: 400px; /* Fixed height, adjust as needed */
    border: none;
    border-radius: 5px;
}

/* Optional: Popup styling if you want full-screen preview */
.popup {
    display: none; /* hidden by default */
    position: fixed;
    z-index: 999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.8);
}

.popup-content {
    margin: 5% auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
}

.close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}