/* Body background color */
body {
    background-color: #f7f8f8;
}
.main {
    /* Earthy sandy beige */
    margin: 0;
    font-family: Arial, sans-serif;
    margin-top: 50px;
}

/* Base grid styling with masonry effect */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 10px;
    padding: 20px;
    grid-auto-flow: dense;
    /* Masonry-like dense filling */
}

/* Landscape images take up more horizontal space */
.image-grid .landscape {
    grid-column: span 2;
    grid-row: span 1;
}

/* Regular portrait images take up more vertical space */
.image-grid .portrait {
    grid-column: span 1;
    grid-row: span 2;
}

/* Larger portrait images span 2 columns */
.image-grid .portrait-large {
    grid-column: span 2;
    grid-row: span 2;
}

/* Styling for all images */
.image-grid img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    /* Keeps the images cropped appropriately */
    border-radius: 2px;
}

/* Image container with attribution overlay */
.image-grid-item {
    position: relative;
    background-color: #FFFFFF;
    /* Slightly darker light gray for contrast */
    padding: 8px;
    overflow: hidden;
    border: 1px solid #f0eaea;
}

/* Attribution overlay styling */
.image-grid-item .attribution {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background-color: rgba(0, 0, 0, 0.5);
    /* Semi-transparent background */
    color: rgba(255, 255, 255, 0.7);
    /* Semi-transparent text */
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.3s ease;
    text-decoration: none;
    cursor: pointer;
}

/* Hover effect to make text fully visible */
.image-grid-item:hover .attribution {
    opacity: 1;
    color: rgba(255, 255, 255, 1);
    /* Fully visible on hover */
}

/* Responsive layout adjustments */
@media (max-width: 600px) {
    .image-grid {
        grid-template-columns: 1fr;
    }

    /* Reset spans on smaller screens */
    .image-grid .landscape,
    .image-grid .portrait,
    .image-grid .portrait-large {
        grid-column: span 1;
        grid-row: span 1;
    }
}

@media (min-width: 601px) and (max-width: 900px) {
    .image-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 901px) and (max-width: 1200px) {
    .image-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1201px) and (max-width: 2000px) {
    .image-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 2001px) {
    .image-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}