/**
 * @file
 * Styling for the primary menu at wide widths.
 */

@media (width > 1000px) {
  .primary-menu {
    position: relative; /* Anchor dropdown items. */
  }

  .primary-menu__mobile-button,
  .primary-menu-overlay {
    display: none;
  }

  /* <ul> elements. */
  .primary-menu__list {
    margin: 0;
    padding: 0;
    list-style: none;
  }

  /* Top level <ul> element. */
  .primary-menu__list--level-1 {
    display: flex;
  }

  /* Second level <ul> element. */
  .primary-menu__list--level-2 {
    position: absolute;
    z-index: 5; /* Appear above any heros that have stacking context. */
    top: 100%;
    visibility: hidden;
    display: flex;
    flex-direction: column;
    gap: 4px;

    /* The width goes to the edge of the header, so we take into account
    the --offset-from-header variable which is put in place by JS. */
    width: calc(100% + var(--offset-from-header, 250px) - var(--header-padding-inline));
    min-width: 100%;
    padding: var(--padding-y) 0;
    transition: visibility 0.2s, opacity 0.2s;
    opacity: 0;
    border: solid 1px currentColor;
    background-color: var(--white);
    inset-inline-start: 0;

    /* Without JS, it looks far from perfect, but this makes it somewhat functional. */
    @media (scripting: none) {
      &:is(.primary-menu__list-item--level-1:is(:hover, :focus-within) *) {
        top: 100%;
        visibility: visible;
        padding: var(--spacing-xs);
        opacity: 1;
        background-color: var(--theme-surface);
        border-radius: var(--header-border-radius);
      }
    }

    &.is-active-menu-parent {
      visibility: visible;
      opacity: 1;
    }

    /* If menu cards exist. */
    &:has(.primary-menu__megamenu-content) {
      display: grid;
      grid-template-columns: none;
      gap: 0 24px;

      > .primary-menu__list-item {
        grid-column: 1;
      }
    }

    /* When there are three menu levels, we adjust into a megamenu configuration. */
    &:has(.primary-menu__list--level-3) {
      display: flex;
      flex-flow: row wrap;
      gap: 40px;

      /* Nested <li>. */
      .primary-menu__list-item--has-children {
        display: block;

        &:has(+ .primary-menu__megamenu-content) {
          margin-inline-end: auto; /* Shove any menu cards over. */
        }
      }

      .primary-menu__link--level-2 {
        font-weight: 600;
        font-size: var(--dropdown-link-heading-font-size);

        &::after {
          display: inline-block;
          width: 0.75em;
          content: "";
          aspect-ratio: 1;
          mask-image: url('images/arrow-right.svg');
          mask-repeat: no-repeat;
          mask-size: 100%;
          mask-position: center;
          background-color: currentColor;

          &:dir(rtl) {
            scale: -1;
          }

          @media (forced-colors: active) {
            background-color: linkText;
          }
        }
      }

      .primary-menu__list--level-3 {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-xxxs);
        margin: 0; /* Added because modules such as Gin LB can add margin. */
      }

      .primary-menu__link--level-3 {
        font-size: var(--dropdown-link-font-size);
      }
    }
  }

  .primary-menu__list-item {
    margin: 0;
  }

  /* First level <li> elements. */
  .primary-menu__list-item--level-1 {
    --padding-x: 1rem;
    --padding-y: 0.5rem;

    @media (width < 1100px) {
      --padding-x: 0.8rem;
    }

    display: flex;
  }

  /* Link (<a>, <button>, or <span>). */
  .primary-menu__link {
    display: block;
    padding: var(--padding-y) var(--padding-x);
    text-decoration: none;
  }

  .primary-menu__link--has-children {
    padding-inline-end: 0;
  }

  /* <button> element that is created when top-level <a> link components have submenus. */
  .primary-menu__button-toggle {
    display: flex;
    align-items: center;
    align-self: stretch;
    padding: 0;
    border: 0;
    background: transparent;
    appearance: none;
    margin-inline: 2px calc(var(--padding-x) / 2);
    color: var(--top-level-link-color);

    &:hover {
      color: var(--top-level-link-color);
    }
  }

  /* Links that are <button> elements. */
  .primary-menu__link--button {
    display: flex;
    align-items: center;
    appearance: none;
    border: 0;
    background: transparent;

    &.primary-menu__link--has-children {
      padding-inline-end: calc(var(--padding-x) / 2);
    }
  }

  .primary-menu__button-icon {
    --icon-size: 8px;

    position: relative;
    display: block;
    width: var(--icon-size);
    height: var(--icon-size);
    margin-inline: calc(var(--padding-x) / 2);
    content: "\\$watermark$";

    /* Down chevron icon. */
    &::after {
      display: block;
      width: 100%;
      height: 100%;
      content: "";
      transform: translateY(-25%) rotate(-45deg);
      border-bottom: solid 2px currentColor;
      border-left: solid 2px currentColor;
    }
  }

  .primary-menu__megamenu-content {
    grid-row: 1 / 100;
    grid-column: 2;
    width: fit-content;
    list-style: none;

    .primary-menu__list--level-2:not(:has(.primary-menu__list--level-3)) & {
      margin-inline-start: auto;
    }
  }

  .primary-menu__megamenu-content-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 0;
    padding: 0;
    list-style: none;

    &:not(:has(> :nth-child(2))) {
      grid-template-columns: 1fr;
    }
  }
}