/* ===== ポップアップ本体 ===== */
.popup {
  position: fixed;
  left: 20px;
/*  right: 20px;
*/  bottom: 20px;

  z-index: 1000000;

  opacity: 0;
  visibility: hidden;
  transition: .4s;
}

.popup.is-show {
  opacity: 1;
  visibility: visible;
}


/* ===== 中身 ===== */
.popup-inner {
  position: relative;
  width: 210px;
  max-width: 90vw;
  padding: 2px;
  background-color: #fff;
  border: 3px solid #cdcdcd;
  box-shadow: 4px 3px 3px rgba(0, 0, 0, 0.1);
}

.popup-inner img {
  width: 100%;
  display: block;
}


/* ===== 閉じるボタン ===== */
.close-btn {
  position: absolute;
  right: -10px;
  top: -10px;
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  cursor: pointer;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #ccc;
  z-index: 10;
}

.close-btn i {
  font-size: 16px;
  color: #333;
}


/* ===== 背景レイヤー無効化（重要）===== */
.black-background {
  display: none;
}


/* ============================= */
/* ===== レスポンシブ調整 ===== */
/* ============================= */

/* タブレット */
@media (max-width: 768px) {
  .popup {
    left: 15px;
    bottom: 15px;
  }

  .popup-inner {
    width: 150px;
    box-shadow: 4px 3px 3px rgba(0, 0, 0, 0.1);
  }
}

/* スマホ */
@media (max-width: 480px) {
  .popup {
    left: 10px;
    bottom: 10px;
  }

  .popup-inner {
    width: 130px;
	box-shadow: 4px 3px 3px rgba(0, 0, 0, 0.1);
  }

  .close-btn {
    width: 24px;
    height: 24px;
    line-height: 24px;
    font-size: 12px;
  }
}