#file-grid, #file-grid-modal {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.file-card {
    width: 150px;
    background: #f9f9f9;
    border: 1px solid #e1e1e1;
    border-radius: 10px;
    overflow: hidden;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}
.file-card:hover {
    border-color: var(--bs-primary);
    transform: scale(1.03);
}
.file-thumb {
    width: 100%;
    height: 120px;
    background-size: cover;
    background-position: center;
    background-color: #e5e5e5;
}
.file-info {
    padding: 8px;
    font-size: 13px;
    color: #444;
    word-break: break-all;
}
.file-selected {
    border: 2px solid var(--bs-success) !important;
    box-shadow: 0 0 5px var(--bs-success);
}