/* Loading overlay */
#loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    /* Background blur effect */
    backdrop-filter: blur(8px);
    /* Blur applied to the background */
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    visibility: hidden;
    opacity: 0;
    transition: visibility 0s, opacity 0.3s;
}

/* Spinner animation */
.loading-spinner {
    width: 50px;
    height: 50px;
    border: 6px solid #ccc;
    border-top: 6px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Keyframes for spinner animation */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Show loading overlay */
#loading-overlay.show {
    visibility: visible;
    opacity: 1;
}