:root {
    --ci-spacing: 24px;
}

/*
 * Fonts
 */

#font-display,
#font-colour-display {
    display: grid;
    font-size: 2em;
    grid-template-columns: 1fr 1fr;
    grid-gap: var(--ci-spacing);
}

#font-colour-display {
    div {
        aspect-ratio: 1/1;
        padding: calc(var(--ci-spacing) * 2);
    }

    a {
        color: currentColor; /* stylelint-disable-line value-keyword-case */
        display: block;
        margin-bottom: var(--ci-spacing);
    }
}

.collapsible {
    /* Change these for customising */
    --title-font-weight: bold;
    --color-theme: var(--cd-orange-60);
    --color-counter: var(--color-theme);
    --color-background: var(--cd-cold-grey-90);
    --item-border: 1px solid var(--cd-grey-70);
    --content-spacing-size: 1em;
    --counter-width-size: 2em;
    --summary-spacing-horizontal: 1em;
    --arrow-color: var(--color-theme);
    --arrow-size: 10px;
    --arrow-border-size: 2px;

    /* Don't change these ones */
    --content-spacing-horizontal: 0;
    --content-spacing-vertical: var(--content-spacing-size);
    --content-spacing: var(--content-spacing-vertical, 0) var(--content-spacing-right, 0) var(--content-spacing-vertical, 0) var(--content-spacing-left, 0);
    --counter-width: 0px; /* stylelint-disable-line length-zero-no-unit */
    --summary-spacing-compensation: 0px; /* stylelint-disable-line length-zero-no-unit */

    margin-bottom: 2em;

    &[numbered] {
        --summary-spacing-compensation: var(--summary-spacing-horizontal);
        --counter-style: counter(collapsible, decimal-leading-zero);
        --counter-font-weight: normal;
        --counter-width: var(--counter-width-size);
        --content-spacing-left: calc(var(--counter-width) + var(--summary-spacing-compensation));

        counter-reset: collapsible;

        summary::before {
            counter-increment: collapsible;
            content: var(--counter-style);
            font-weight: var(--counter-font-weight);
        }
    }

    &[theme='block'] {
        --item-border: none;
        --item-background: var(--cd-cold-grey-80);
        --item-spacing: 2px;
        --content-spacing-left: calc(var(--content-spacing-size) + var(--counter-width) + var(--summary-spacing-compensation));
        --content-spacing-right: var(--content-spacing-size);
    }

    [open] {
        --summary-spacing: var(--content-spacing-size);

        /*
        * Collapsible marker
        */
        summary::after {
            top: var(--arrow-shift);
            transform: rotate(-45deg);
        }
    }

    details {
        background: var(--item-background);
        margin-bottom: var(--item-spacing, 0);
        padding: var(--content-spacing);

        &:not(:last-child) {
            border-bottom: var(--item-border);
        }
    }

    summary {
        --spacing-offset: var(--content-spacing);

        position: relative;
        flex: 1;
        display: flex;
        justify-content: flex-start;
        align-items: baseline;
        font-weight: var(--title-font-weight);
        padding-bottom: var(--summary-spacing, 0);
        gap: 0 var(--summary-spacing-horizontal);

        /* stylelint-disable no-descending-specificity */
        &::before {
            font-weight: var(--title-font-weight);
            color: var(--color-counter);
            width: var(--counter-width);
            margin-left: calc(-1 * var(--counter-width) - var(--summary-spacing-horizontal));
        }

        &:hover {
            cursor: pointer;
        }

        /*
        * Collapsible marker
        */
        &::after {
            --arrow-shift: calc(var(--arrow-size) / 2);

            content: "";
            display: block;
            position: relative;
            width: var(--arrow-size);
            height: var(--arrow-size);
            right: 0;
            top: calc(var(--arrow-shift) * -1);
            box-shadow: var(--arrow-border-size) calc(-1 * var(--arrow-border-size)) 0 0 var(--arrow-color);
            transform: rotate(135deg);
            margin-left: auto;
        }
        /* stylelint-enable no-descending-specificity */

    }

}

/*
 * Fix Margin
 */

#font-display,
#font-colour-display,
#colour-palette-display,
#colour-specifications-display {
    margin-bottom: var(--ci-spacing);
}

/* Custom tables */
.table-custom-accessibility {
    font-size: 88%;

    thead {
        font-size: 80%;
    }

    td:not(:first-child) {
        text-align: center;
    }

    p {
        font-size: inherit;
    }
}


/*
 * Index page
 */

.index-tree {
    display: grid;
    grid-template-columns: 1fr 1fr;

    .toctree-wrapper.compound {
        .caption {
            font-size: 1.25em;
            margin-bottom: 0.75em;
            text-transform: none;
        }

        ul {
            padding-left: 0;

            li {
                list-style: none;
            }
        }
    }
}