.m-tab-link {
  --gap-block: 16px;
  --gap-inline: 5px;
  --negative-inline-margin: 4px;
  --base-color: #009b54;

  display: grid;
  gap: var(--gap-block) var(--gap-inline);
  margin-bottom: 40px;
  padding: 0 var(--negative-inline-margin);
}

.m-tab-link__item {
  display: flex;
  box-sizing: border-box;
  min-height: 56px;
  position: relative;
  border-bottom: solid 4px var(--base-color);

  &::after {
    content: '';
    position: absolute;
    height: 4px;
    background-color: var(--base-color);
    bottom: -4px;
  }
}

.m-tab-link__link {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-grow: 1;
  padding: 7px 10px;
  line-height: 1.5;
  color: #555555;
  background-color: #ffffff;
  border: solid 1px #d1d1d1;
  border-bottom: none;
  border-radius: 4px 4px 0 0;
  text-decoration: none;

  &:hover {
    background-color: var(--base-color);
    border-color: var(--base-color);
    color: #ffffff;
    text-decoration: none;
  }

  &:focus {
    text-decoration: none;
  }
}

.m-tab-link__link--active {
  background-color: var(--base-color);
  border-color: var(--base-color);
  color: #ffffff;
  text-decoration: none;
}

@media only screen and (width < 769px) {
  .m-tab-link {
    &[data-col-sp="2"] {
      grid-template-columns: repeat(2, 1fr);
    }

    &[data-col-sp="3"] {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .m-tab-link[data-col-sp="2"] .m-tab-link__item:nth-child(odd)::after {
    width: calc(100% + var(--negative-inline-margin));
    right: 0;
  }

  .m-tab-link[data-col-sp="2"] .m-tab-link__item:nth-child(even)::after {
    width: calc(100% + var(--gap-inline) + var(--negative-inline-margin));
    right: calc(-1 * var(--negative-inline-margin));
  }

  .m-tab-link[data-col-sp="3"] .m-tab-link__item::after {
    width: calc(100% + var(--gap-inline));
    right: 0;
  }

  .m-tab-link[data-col-sp="3"] .m-tab-link__item:nth-child(3n-2)::after {
    width: calc(100% + var(--negative-inline-margin));
    right: 0;
  }

  .m-tab-link[data-col-sp="3"] .m-tab-link__item:nth-child(3n)::after {
    width: calc(100% + var(--gap-inline) + var(--negative-inline-margin));
    right: calc(-1 * var(--negative-inline-margin));
  }
}

@media print, screen and (width >= 769px) {
  .m-tab-link {
    --gap-block: 12px;
    --gap-inline: 7px;

    padding: 0;

    &[data-col-pc="2"] {
      grid-template-columns: repeat(2, 1fr);
    }

    &[data-col-pc="3"] {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .m-tab-link__link {
    padding: 7px 26px;
  }

  .m-tab-link[data-col-pc="3"] .m-tab-link__item::after {
    width: calc(100% + var(--gap-inline));
    right: 0;
  }

  .m-tab-link[data-col-pc="2"] .m-tab-link__item:nth-child(odd)::after,
  .m-tab-link[data-col-pc="3"] .m-tab-link__item:nth-child(3n-2)::after {
    width: 100%;
    right: 0;
  }

  .m-tab-link[data-col-pc="2"] .m-tab-link__item:nth-child(even)::after,
  .m-tab-link[data-col-pc="3"] .m-tab-link__item:nth-child(3n)::after {
    width: calc(100% + var(--gap-inline));
    right: 0;
  }

  .m-tab-link__link::before {
    content: '';
    width: 0;
    height: 0;
    margin: 0 9px;
    position: absolute;
    left: 0;
    border-top: solid 7px var(--base-color);
    border-right: solid 4px transparent;
    border-left: solid 4px transparent;
  }

  .m-tab-link__link--active::before,
  .m-tab-link__link:hover::before {
    border-top: solid 7px #ffffff;
  }
}