/**
* Copyright Aquera Inc 2023
*
* This source code is licensed under the BSD-3-Clause license found in the
* LICENSE file in the root directory of this source tree.
*/

import {css} from 'lit';

/**
 * SplitPanel CSS
 */
export const styles = css`
  :host *,
  :host *::before,
  :host *::after {
    box-sizing: inherit;
  }

  [hidden] {
    display: none !important;
  }

  :host {
    box-sizing: border-box;
    --divider-width: 4px;
    --divider-hit-area: 12px;
    --min: 0%;
    --max: 100%;

    display: grid;
    -webkit-font-smoothing: var(--nile-webkit-font-smoothing, var(--ng-webkit-font-smoothing));
    -moz-osx-font-smoothing: var(--nile-moz-osx-font-smoothing, var(--ng-moz-osx-font-smoothing));
    text-rendering: var(--nile-text-rendering, var(--ng-text-rendering));
  }

  .start,
  .end {
    overflow: hidden;
  }

  .divider {
    flex: 0 0 var(--divider-width);
    display: flex;
    position: relative;
    align-items: center;
    justify-content: center;
    background-color: var(--nile-colors-neutral-100 , var(--ng-colors-bg-quaternary));
    color: var(--nile-colors-dark-900,var(--ng-colors-text-primary-900));
    z-index: 1;
  }

  .divider:focus {
    outline: none;
  }

  :host(:not([disabled])) .divider:focus-visible {
    background-color: var(--nile-colors-blue-500, var(--ng-componentcolors-utility-brand-50));
    color: var(--nile-colors-white-base, var(--ng-colors-text-white));
  }

  :host([disabled]) .divider {
    cursor: not-allowed;
  }

  /* Horizontal */
  :host(:not([vertical], [disabled])) .divider {
    cursor: col-resize;
  }

  :host(:not([vertical])) .divider::after {
    display: flex;
    content: '';
    position: absolute;
    height: 100%;
    left: calc(var(--divider-hit-area) / -2 + var(--divider-width) / 2);
    width: var(--divider-hit-area);
  }

  /* Vertical */
  :host([vertical]) {
    flex-direction: column;
  }

  :host([vertical]:not([disabled])) .divider {
    cursor: row-resize;
  }

  :host([vertical]) .divider::after {
    content: '';
    position: absolute;
    width: 100%;
    top: calc(var(--divider-hit-area) / -2 + var(--divider-width) / 2);
    height: var(--divider-hit-area);
  }

  @media (forced-colors: active) {
    .divider {
      outline: solid 1px transparent;
    }
  }
`;

export default [styles];