@include namespace('card') {
    @include store((
        --colors: (
            --bg:     prop(--colors --bg-lo, $global: true),
            --fg:     prop(--colors --fg, $global: true),
            --unread: prop(--colors --bg, $global: true),
            --border: prop(--colors --obj-hi, $global: true),
            --hover: (
                --bg: prop(--colors --fg-lo, $global: true),
                --fg: prop(--colors --bg-hi, $global: true),
            ),
        ),
        --dims: (
            --pad-x:        1em,
            --pad-y:        px-to-em(12px),
            --hover-offset: px-to-em(-5px),
            --indicator: (
                --width:  1em,
                --height: 4px,
            ),
        )
    ));

    @include store((
        --colors: (
            --bg:     prop(--colors --bg-hi, $global: true),
            --unread: prop(--colors --bg-lo, $global: true),
            --border: prop(--colors --bg-lo, $global: true),
        )
    ), 'light');

    @include component(namespace()) {
        display:          block;
        position:         relative;
        transform:        translateY(0);
        transition:       transform .2s, background-color .2s, color .2s, border-color .2s;
        background-color: prop(--colors --bg);
        color:            prop(--colors --fg);
        line-height:      1.4;

        &::after {
            content:  '';
            display:  none;
            position: absolute;
            top:      100%;
            left:     0;
            width:    100%;
            height:   calc(-1 * #{prop(--dims --hover-offset)});
        }

        small,
        strong {
            transition: color .2s;
        }

        &:link,
        &:visited {
            text-decoration: none;

            &:hover,
            &:focus {
                transform:        translateY(#{prop(--dims --hover-offset)});
                background-color: prop(--colors --hover --bg);
                color:            prop(--colors --hover --fg);

                &::after {
                    display: block;
                }

                small,
                strong {
                    color: prop(--colors --hover --fg);
                }

                @include element('row') {
                    @include modifier('hidden') {
                        visibility: visible;
                        transition: opacity .2s;
                        opacity:    1;
                    }
                }

                @include element('block') {
                    @include modifier('indicator') {
                        color: prop(--colors --hover --fg);
                    }
                }
            }
        }

        &:visited {
            @include element('block') {
                @include modifier('indicator') {
                    color: prop(--colors --bg);
                }
            }
        }

        @include modifier('outline') {
            border:           1px solid prop(--colors --border);
            background-color: transparent;

            &:link,
            &:visited {
                &:hover,
                &:focus {
                    border-color: transparent;
                }
            }
        }

        @include element('row') {
            display:     flex;
            align-items: center;
            padding:     prop(--dims --pad-y) prop(--dims --pad-x);
            gap:         prop(--dims --pad-x);

            @include modifier('flush') {
                padding: 0;
            }

            @include modifier('hidden') {
                visibility:       hidden;
                position:         absolute;
                z-index:          10;
                right:            0;
                bottom:           0;
                left:             0;
                transition:       opacity .2s, visibility 0s .2s;
                opacity:          0;
                background-color: prop(--colors --hover --bg);

                @media (hover: none) {
                    visibility:       visible;
                    position:         static;
                    opacity:          1;
                    background-color: transparent;
                }
            }
        }

        @include element('thumbnail') {
            position:    relative;
            width:       100%;
            height:      2em;
            padding-top: 46%;
        }

        @include element('thumbnail-img') {
            display:    block;
            position:   absolute;
            top:        0;
            left:       0;
            width:      100%;
            height:     100%;
            object-fit: cover;
        }

        @include element('block') {
            flex:          0 0 auto;
            overflow:      hidden;
            text-overflow: ellipsis;

            @include modifier('main') {
                flex-shrink: 1;
                width:       100%;
            }

            @include modifier('indicator') {
                transition: color .2s;
                color:      prop(--colors --unread);

                &::before {
                    content:          '';
                    display:          block;
                    width:            prop(--dims --indicator --width);
                    height:           prop(--dims --indicator --height);
                    border-radius:    prop(--dims --indicator --height);
                    background-color: currentColor;
                }
            }
        }

        @media print {
            border: 2px solid currentColor;
        }
    }
}