/* ポップアップコンテナ */
.popup-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-20px);
  transition: opacity 0.4s, visibility 0.4s, transform 0.4s;
}

.popup-container.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ポップアップ本体 */
.popup-content {
  background: linear-gradient(to bottom, #e3f7fc, #ffffff);
  border-radius: 12px;
  padding: 15px 10px 10px 10px;
  width: 160px;
  max-width: calc(100vw - 40px);
  text-align: center;
  position: relative;
  box-shadow: 0 5px 20px rgba(0, 188, 212, 0.3);
  border: 2px solid #00bcd4;
}

/* 閉じるボタン（サイトデザインに合わせた水色） */
.close-button {
  position: absolute;
  top: -12px;
  right: -12px;
  width: 40px;
  height: 40px;
  background: #00bcd4;
  border: 3px solid white;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: bold;
  color: white;
  box-shadow: 0 3px 10px rgba(0, 188, 212, 0.4);
}

/* Instagramアイコン（画像のみ・リンク付き） */
.insta-icon-link {
  display: block;
  width: 70px;
  height: 70px;
  margin: 0 auto 10px;
}

.insta-icon-img {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 12px;
}

.popup-content h2 {
  font-size: 14px;
  margin: 0 0 5px;
  color: #333;
  font-weight: bold;
  line-height: 1.3;
}

.popup-content p {
  font-size: 11px;
  color: #666;
  margin: 0 0 12px;
  line-height: 1.4;
}

/* Instagramボタン */
.insta-button {
  display: inline-block;
  background: linear-gradient(135deg, #e1306c 0%, #c13584 50%, #833ab4 100%);
  color: white;
  text-decoration: none;
  padding: 8px 15px;
  border-radius: 20px;
  font-weight: bold;
  font-size: 11px;
  margin-bottom: 8px;
  box-shadow: 0 2px 8px rgba(225, 48, 108, 0.3);
}

/* スマホ対応 */
@media (max-width: 480px) {
  .popup-container {
    top: 10px;
    right: 10px;
  }
  
  .popup-content {
    width: 180px;
  }
  
  .close-button {
    width: 35px;
    height: 35px;
    font-size: 20px;
    top: -10px;
    right: -10px;
  }
  
  .insta-icon-link {
    width: 60px;
    height: 60px;
  }
  
  .popup-content h2 {
    font-size: 13px;
  }
  
  .popup-content p {
    font-size: 10px;
  }
  
  .insta-button {
    font-size: 10px;
    padding: 6px 12px;
  }
}