/* Diving Navi 地図（[diving_navi_map]） */
.diving-navi-map-wrap {
  margin: 1.5rem 0;
}

.diving-navi-map {
  position: relative;
  width: 100%;
  min-height: 240px;
  background: #e8eef3;
  border-radius: 6px;
  overflow: hidden;
}

.diving-navi-map-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #5a6b78;
  font-size: 0.9rem;
}

.diving-navi-map-legend {
  display: flex;
  gap: 1rem;
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: #444;
}

.diving-navi-map-legend .dn-dot {
  display: inline-block;
  width: 0.7em;
  height: 0.7em;
  margin-right: 0.3em;
  border-radius: 50%;
  vertical-align: baseline;
}

.dn-dot-spot { background: #0b6fcc; }
.dn-dot-shop { background: #e8710a; }

/* 吹き出し */
.diving-navi-map-iw {
  min-width: 160px;
  max-width: 240px;
  line-height: 1.4;
  color: #222;
}

.diving-navi-map-iw .dn-iw-kind {
  display: inline-block;
  padding: 0 0.4em;
  border-radius: 3px;
  font-size: 0.7rem;
  color: #fff;
}

.diving-navi-map-iw .dn-iw-kind-spot { background: #0b6fcc; }
.diving-navi-map-iw .dn-iw-kind-shop { background: #e8710a; }

/* 見出し（✕ ボタンの横）：種別ラベル＋名前 */
.diving-navi-map-iw-head {
  padding-top: 2px;
}

.diving-navi-map-iw .dn-iw-name {
  margin: 0.2rem 0 0;
  font-weight: bold;
  font-size: 0.95rem;
}

.diving-navi-map-iw .dn-iw-name a {
  color: inherit;
  text-decoration: none;
}

.diving-navi-map-iw .dn-iw-name a:hover {
  text-decoration: underline;
}

.diving-navi-map-iw .dn-iw-meta {
  font-size: 0.8rem;
  color: #555;
}

.diving-navi-map-iw .dn-iw-link {
  display: inline-block;
  margin-top: 0.3rem;
  font-size: 0.85rem;
}

/* 「戻る」ボタン（地図の左上・Google の標準ボタンに合わせた見た目） */
.diving-navi-map-back {
  margin: 10px;
  padding: 0 14px;
  height: 36px;
  border: none;
  border-radius: 2px;
  background: #fff;
  box-shadow: rgba(0, 0, 0, 0.3) 0 1px 4px -1px;
  color: #333;
  font-size: 14px;
  line-height: 36px;
  cursor: pointer;
}

.diving-navi-map-back:hover {
  background: #f1f1f1;
}

.diving-navi-map-back[hidden] {
  display: none;
}

/* クラスター（近くの4件以上をまとめた丸。数字＝件数）
   中心が濃く外側へ薄くなる3重の輪。translateY(50%) で丸の中心を地点に合わせる。 */
.diving-navi-map-cluster {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: radial-gradient(
    circle closest-side,
    rgba(25, 95, 225, 0.92) 0 58%,
    rgba(25, 95, 225, 0.42) 58% 76%,
    rgba(25, 95, 225, 0.20) 76% 100%,
    rgba(25, 95, 225, 0) 100%
  );
  transform: translateY(50%);
  cursor: pointer;
}

.diving-navi-map-cluster span {
  color: #fff;
  font-family: Roboto, Arial, sans-serif;
  font-size: 14px;
  font-weight: bold;
  line-height: 1;
  text-shadow: 0 0 2px rgba(0, 0, 0, 0.35);
}