// ┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
// ┃ ██████ ██████ ██████       █      █      █      █      █ █▄  ▀███ █       ┃
// ┃ ▄▄▄▄▄█ █▄▄▄▄▄ ▄▄▄▄▄█  ▀▀▀▀▀█▀▀▀▀▀ █ ▀▀▀▀▀█ ████████▌▐███ ███▄  ▀█ █ ▀▀▀▀▀ ┃
// ┃ █▀▀▀▀▀ █▀▀▀▀▀ █▀██▀▀ ▄▄▄▄▄ █ ▄▄▄▄▄█ ▄▄▄▄▄█ ████████▌▐███ █████▄   █ ▄▄▄▄▄ ┃
// ┃ █      ██████ █  ▀█▄       █ ██████      █      ███▌▐███ ███████▄ █       ┃
// ┣━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┫
// ┃ Copyright (c) 2017, the Perspective Authors.                              ┃
// ┃ ╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌╌ ┃
// ┃ This file is part of the Perspective library, distributed under the terms ┃
// ┃ of the [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0). ┃
// ┗━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛

// Handles sub-cell scrolling via CSS transform offset by variables set during
// rendering.
perspective-viewer-datagrid:not(.sub-cell-scroll-disabled) regular-table table,
:host(:not(.sub-cell-scroll-disabled)) regular-table table {
    tbody td,
    thead th:not(.rt-group-corner) {
        transform: translate(var(--regular-table--transform-x, 0px));
    }

    tbody {
        transform: translate(0, var(--regular-table--transform-y, 0px));
    }

    tbody tr:first-child {
        td,
        th {
            clip-path: polygon(
                0 var(--regular-table--clip-y, 0),
                0 200%,
                200% 200%,
                200% var(--regular-table--clip-y, 0)
            );
        }
    }

    tbody tr td:first-of-type {
        clip-path: polygon(
            var(--regular-table--clip-x, 0) 0,
            var(--regular-table--clip-x, 0) 200%,
            200% 200%,
            200% 0
        );
    }

    tbody tr:first-child td:first-of-type {
        clip-path: polygon(
            var(--regular-table--clip-x, 0) var(--regular-table--clip-y, 0),
            var(--regular-table--clip-x, 0) 200%,
            200% 200%,
            200% var(--regular-table--clip-y, 0)
        );
    }

    thead tr:last-child:after {
        transform: translate(var(--regular-table--transform-x, 0px));
    }

    tbody tr:not(:first-child):after {
        transform: translate(var(--regular-table--transform-x, 0px));
    }

    tbody tr:hover:first-child:after {
        clip-path: polygon(
            0 var(--regular-table--clip-y, 0),
            0 200%,
            200% 200%,
            200% var(--regular-table--clip-y, 0)
        );
    }

    thead tr th.rt-group-corner + th:not(.rt-group-corner) {
        clip-path: polygon(
            var(--regular-table--clip-x, 0) 0,
            var(--regular-table--clip-x, 0) 200%,
            200% 200%,
            200% 0
        );
    }
}
