/* Full-Screen Loading Overlay */
.loading-overlay {
    display: none;
    /* Initially hidden */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    /* Black transparent background */
    z-index: 9999;
    /* Ensure it appears above all elements */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Existing Loading Spinner */
.loadingspinner {
    --square: 26px;
    --offset: 30px;
    --duration: 2.4s;
    --delay: 0.2s;
    --timing-function: ease-in-out;
    --in-duration: 0.4s;
    --in-delay: 0.1s;
    --in-timing-function: ease-out;
    width: calc(3 * var(--offset) + var(--square));
    height: calc(2 * var(--offset) + var(--square));
    padding: 0px;
    position: relative;
}

/* Squares inside spinner */
.loadingspinner div {
    display: inline-block;
    background: darkorange;
    border: none;
    border-radius: 2px;
    width: var(--square);
    height: var(--square);
    position: absolute;
    padding: 0px;
    margin: 0px;
}

.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.247);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loadingspinner #square1 {
    left: calc(0 * var(--offset));
    top: calc(0 * var(--offset));
    animation: square1 var(--duration) var(--delay) var(--timing-function) infinite,
        squarefadein var(--in-duration) calc(1 * var(--in-delay)) var(--in-timing-function) both;
}

.loadingspinner #square2 {
    left: calc(0 * var(--offset));
    top: calc(1 * var(--offset));
    animation: square2 var(--duration) var(--delay) var(--timing-function) infinite,
        squarefadein var(--in-duration) calc(1 * var(--in-delay)) var(--in-timing-function) both;
}

.loadingspinner #square3 {
    left: calc(1 * var(--offset));
    top: calc(1 * var(--offset));
    animation: square3 var(--duration) var(--delay) var(--timing-function) infinite,
        squarefadein var(--in-duration) calc(2 * var(--in-delay)) var(--in-timing-function) both;
}

.loadingspinner #square4 {
    left: calc(2 * var(--offset));
    top: calc(1 * var(--offset));
    animation: square4 var(--duration) var(--delay) var(--timing-function) infinite,
        squarefadein var(--in-duration) calc(3 * var(--in-delay)) var(--in-timing-function) both;
}

.loadingspinner #square5 {
    left: calc(3 * var(--offset));
    top: calc(1 * var(--offset));
    animation: square5 var(--duration) var(--delay) var(--timing-function) infinite,
        squarefadein var(--in-duration) calc(4 * var(--in-delay)) var(--in-timing-function) both;
}

@keyframes square1 {
    0% {
        left: calc(0 * var(--offset));
        top: calc(0 * var(--offset));
    }

    8.333% {
        left: calc(0 * var(--offset));
        top: calc(1 * var(--offset));
    }

    100% {
        left: calc(0 * var(--offset));
        top: calc(1 * var(--offset));
    }
}

@keyframes square2 {
    0% {
        left: calc(0 * var(--offset));
        top: calc(1 * var(--offset));
    }

    8.333% {
        left: calc(0 * var(--offset));
        top: calc(2 * var(--offset));
    }

    16.67% {
        left: calc(1 * var(--offset));
        top: calc(2 * var(--offset));
    }

    25.00% {
        left: calc(1 * var(--offset));
        top: calc(1 * var(--offset));
    }

    83.33% {
        left: calc(1 * var(--offset));
        top: calc(1 * var(--offset));
    }

    91.67% {
        left: calc(1 * var(--offset));
        top: calc(0 * var(--offset));
    }

    100% {
        left: calc(0 * var(--offset));
        top: calc(0 * var(--offset));
    }
}

@keyframes square3 {

    0%,
    100% {
        left: calc(1 * var(--offset));
        top: calc(1 * var(--offset));
    }

    16.67% {
        left: calc(1 * var(--offset));
        top: calc(1 * var(--offset));
    }

    25.00% {
        left: calc(1 * var(--offset));
        top: calc(0 * var(--offset));
    }

    33.33% {
        left: calc(2 * var(--offset));
        top: calc(0 * var(--offset));
    }

    41.67% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }

    66.67% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }

    75.00% {
        left: calc(2 * var(--offset));
        top: calc(2 * var(--offset));
    }

    83.33% {
        left: calc(1 * var(--offset));
        top: calc(2 * var(--offset));
    }

    91.67% {
        left: calc(1 * var(--offset));
        top: calc(1 * var(--offset));
    }
}

@keyframes square4 {
    0% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }

    33.33% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }

    41.67% {
        left: calc(2 * var(--offset));
        top: calc(2 * var(--offset));
    }

    50.00% {
        left: calc(3 * var(--offset));
        top: calc(2 * var(--offset));
    }

    58.33% {
        left: calc(3 * var(--offset));
        top: calc(1 * var(--offset));
    }

    100% {
        left: calc(3 * var(--offset));
        top: calc(1 * var(--offset));
    }
}

@keyframes square5 {
    0% {
        left: calc(3 * var(--offset));
        top: calc(1 * var(--offset));
    }

    50.00% {
        left: calc(3 * var(--offset));
        top: calc(1 * var(--offset));
    }

    58.33% {
        left: calc(3 * var(--offset));
        top: calc(0 * var(--offset));
    }

    66.67% {
        left: calc(2 * var(--offset));
        top: calc(0 * var(--offset));
    }

    75.00% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }

    100% {
        left: calc(2 * var(--offset));
        top: calc(1 * var(--offset));
    }
}

@keyframes squarefadein {
    0% {
        transform: scale(0.75);
        opacity: 0.0;
    }

    100% {
        transform: scale(1.0);
        opacity: 1.0;
    }
}