/*--Copyright (c) 2023-2025 Robert A. Howell*/

#mainFlashCardGame {
  width: 90%;
  margin-inline: auto;

  & h2 {
    text-align: center;
    width: 100%;

    &:first-child {
      font-size: 3em;
    }
  }

  & ul[is="expanding-list"] li span:hover {
    color: initial;
  }

  & ul[is="expanding-list"] li span {
    background-color: initial;
  }

  & #mainFlashCards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
    text-align: center;
    background-color: initial !important;
  }

  & .gameCard {
    height: 80px;
    background-color: var(--clr-primary-400);
    border-radius: 0.5em;
    box-shadow: 3px 3px 5px 0px var(--clr-DarkCyan);
    color: var(--clr-dark-600);

    & .inner {
      position: relative;
      width: 100%;
      height: 100%;
      text-align: center;
      transform-style: preserve-3d;
      transition: transform 700ms ease 0s;
    }

    .flip-card {
      background-color: transparent;
      width: 350px;
      height: 350px;
      perspective: 500px;
    }

    &:hover .inner.vertical {
      transform: rotateX(180deg);
    }

    & .inner .cardFront,
    & .inner .cardBack {
      display: grid;
      align-items: center;
    }

    & .cardFront,
    & .cardBack {
      position: absolute;
      width: 100%;
      height: 100%;
      backface-visibility: hidden;
      transform: rotateX(0deg);
    }

    & .cardBack {
      background-color: transparent;
      transform: rotateY(180deg);

      & h3::after {
        content: "(attribution)";
        display: block;
        font-size: 0.7em;
        text-decoration: none;
        padding: 0.3em;
      }
    }

    & .cardBack.vertical {
      transform: rotateX(180deg);
    }

    @media only screen and (max-width: 400px) {
      & {
        width: 90%;
        scale: 0.85;
      }
    }

    @media only screen and (min-width: 401px) {
      & {
        width: 45%;
        scale: 0.9;
      }
    }

    @media only screen and (min-width: 769px) {
      & {
        width: 30%;
        scale: 1;
        padding: 1em;
        margin-right: 5%;
        margin-bottom: 0.5em;
      }

      &:nth-of-type(3n) {
        margin-right: 0;
      }

      &:last-child {
        margin-right: auto;
      }
    }
  }
}