@include tablet-layout {
  .page-box {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background-color: $theme-pink;
    transform-origin: right top;
    transform: rotate(90deg);
    overflow: hidden;
    z-index: 1002;
  }

  /*** bg ***/
  .page-box__bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;

    div {
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      transform-origin: right top;
      transform: rotate(90deg);
    }
    div:nth-child(1) {
      background-color: $theme-light-pink;
    }
    div:nth-child(2) {
      background-color: $theme-bg;
      
      &::after {
        content: ""; display: block;
        width: 100%; height: 100%;
        background-size: 15px;
        background-image: url(../images/bg.png);
        opacity: 0.4;
      }
    }
  }

  /*** content ***/
  .page-box__content {
    position: absolute;
    top: 20px; left: 20px;
    width: calc(100% - 40px); height: calc(100% - 40px);
    border: solid 10px $theme-pink;
    box-sizing: border-box;
    background-color: $theme-bg;
    border-radius: 15px;
    box-shadow: 0 0 15px rgba(0,0,0,0.6) inset;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
    opacity: 0;
    transition: all 0.35s ease 0s;

    .page-title {
      position: relative;
      margin: 50px auto;
      width: 500px; height: 45px;

      div {
        position: absolute;
        right: 0; top: 0;
        height: 100%;
      }
      div:nth-child(1) { width: 100%; background-color: $theme-gray; }
      div:nth-child(2) { width: calc(100% - 15px); background-color: $theme-light-purple; }
      div:nth-child(3) { width: calc(100% - 30px); background-color: $theme-light-pink; }
      div:nth-child(4) { width: calc(100% - 45px); background-color: $theme-pink; }

      h2 {
        position: absolute;
        top: 0; left: 0;
        width: 100%; height: 45px;
        font-size: 20px;
        color: #fff;
        text-align: center;
        line-height: 45px;
      }
    }
  }

  /*** close-btn ***/
  .page-box__close-btn {
    position: absolute;
    top: 5px; right: 5px;
    width: 100px; height: 100px;
    display: block;
    transform: translate(calc(100% + 20px), calc(-100% + -20px));
    z-index: 5;

    section {
      position: absolute;
      top: 0; left: 0;
      width: 100%; height: 100%;
      box-shadow: 0 0 5px rgba(0,0,0,0.4);
      border-radius: 3px;
      transition: all 0.35s ease 0s;
    }
    section:nth-child(1) {
      background-color: $theme-pink;
      transform: rotate(0deg);
    }
    section:nth-child(2) {
      background-color: $theme-bg;

      &::before,
      &::after {
        content: ""; display: block;
        position: absolute;
        top: 49px; left: 20px;
        width: 60px; height: 1px;
        border-top: dashed 2px $theme-purple;
        box-sizing: border-box;
        opacity: 0.7;
      }
      &::before { transform: rotate(45deg); }
      &::after  { transform: rotate(-45deg); }
    }
  }
  .page-box__close-btn:hover {
    section:nth-child(1) { background-color: $theme-purple; }
    section:nth-child(2) { background-color: #eee; }
  }
  .page-box__close-btn:hover ~ .page-box__content { border-color: $theme-purple; }

  .page-box[data-state="true"] {
    animation: page-box__show 0.35s ease 0s forwards;
    
    /*** bg ***/
    .page-box__bg {
      div:nth-child(1) { animation: page-box__show 0.35s ease 0.1s forwards; }
      div:nth-child(2) { animation: page-box__show 0.35s ease 0.2s forwards; }
    }

    /*** content ***/
    .page-box__content {
      animation: page-box__show-content 0.6s ease 0.55s forwards;
    }

    /*** close-btn ***/
    .page-box__close-btn {
      animation: page-box__show-close-btn 0.6s ease 0.9s forwards;
      section:nth-child(1) { animation: page-box__rotate-close-btn 0.6s ease 0.9s forwards; }
    }
  }
  
  .page-box[data-state="false"] {
    transform: rotate(0deg);
    animation: page-box__hidden 0.35s ease-in-out 0.2s forwards;
    
    /*** bg ***/
    .page-box__bg {
      div { transform: rotate(0deg); }
      div:nth-child(1) { animation: page-box__hidden 0.35s ease-in-out 0.1s forwards; }
      div:nth-child(2) { animation: page-box__hidden 0.35s ease-in-out 0s forwards; }
    }
    
    /*** content ***/
    .page-box__content,
    .page-box__close-btn {
      animation: fadeout 0.2s ease 0s forwards;
    }
  }
}
