body { font-family: Arial, sans-serif; padding: 20px; }
h2 { margin-bottom: 20px; }

/* Boxes grid */
.boxesGrid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}
.boxCard {
    text-align: center;
    text-decoration: none;
    color: black;
    filter: grayscale(100%);
    border: 2px solid transparent;
    border-radius: 8px;
    padding: 5px;
    transition: filter 0.3s, border 0.3s;
}
.boxCard img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 6px;
}
.boxCard.owned {
    filter: grayscale(0%);
    border: 2px solid #4CAF50;
}
.boxTitle { font-weight: bold; margin-top: 5px; }
.ownedCount { font-size: 12px; color: #4CAF50; }

/* Box contents page */
.categorySection { margin-bottom: 15px; }
.categoryTitle { font-weight: bold; margin-bottom: 5px; font-size: 14px; }
.categoryItems { display: flex; flex-wrap: wrap; gap: 10px; }

.itemCard {
    width: 100px;
    text-align: center;
    cursor: pointer;
    filter: grayscale(100%);
    border: 2px solid transparent;
    border-radius: 6px;
    transition: all 0.2s;
}
.itemCard img { width: 80px; height: 80px; object-fit: cover; border-radius: 4px; }
.itemCard.selected { filter: grayscale(0%); border: 2px solid #4CAF50; }
.itemName { font-size: 12px; padding: 2px 0 5px 0; }

button { margin: 5px; padding: 6px 12px; border-radius: 6px; cursor: pointer; }