/* ============================================
   整骨院元 光の森院「酸素ルーム(O2ROOM)」ページ専用CSS
   スコープ: .hnm-page--o2room
   プレフィックス: .hnm-o2-
   ============================================ */

.hnm-page--o2room {
  --o2-blue: #2D7DD2;
  --o2-blue-light: #EAF4FC;
  --o2-blue-dark: #1B5FA8;
  --o2-red: #D64550;
  --o2-red-light: #FDEDEE;
  --o2-beige: #F8F4EE;
  --o2-text: #333333;
  --o2-text-sub: #666666;
  --o2-white: #FFFFFF;
  --o2-border: #E3E0D8;

  color: var(--o2-text);
  font-size: 16px;
  line-height: 1.8;
  word-break: break-word;
}

.hnm-page--o2room h2,
.hnm-page--o2room h3 {
  margin: 0;
  padding: 0;
  color: inherit;
  font-weight: 700;
}
.hnm-page--o2room h2::before,
.hnm-page--o2room h2::after,
.hnm-page--o2room h3::before,
.hnm-page--o2room h3::after {
  content: none !important;
}
.hnm-page--o2room h3 {
  margin-top: 0 !important;
}
.hnm-page--o2room p {
  margin: 0 0 1em;
}
.hnm-page--o2room p:last-child {
  margin-bottom: 0;
}

/* ---------- 共通セクション ---------- */
.hnm-o2-section {
  padding: 56px 20px;
}
.hnm-o2-section--nopad {
  padding: 0;
}
.hnm-o2-section--blue {
  background: var(--o2-blue-light);
}
.hnm-o2-section--beige {
  background: var(--o2-beige);
}
.hnm-o2-section-inner {
  max-width: 700px;
  margin: 0 auto;
}
.hnm-o2-full-img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
}
.hnm-o2-section-title {
  font-size: 24px;
  line-height: 1.5;
  text-align: center;
  margin-bottom: 24px !important;
}
.hnm-o2-section-lead {
  text-align: center;
  margin-bottom: 28px;
  color: var(--o2-text-sub);
}
.hnm-o2-text-blue {
  color: var(--o2-blue);
}

/* ---------- 2. こんな悩み、ありませんか？ ---------- */
.hnm-o2-nayami-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.hnm-o2-nayami-item {
  text-align: center;
}
.hnm-o2-nayami-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 10px;
}
.hnm-o2-nayami-item p {
  font-size: 13px;
  margin: 0;
  font-weight: 700;
}

@media (max-width: 480px) {
  .hnm-o2-nayami-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ---------- 3. 酸素ルームがもたらす効果 ---------- */
.hnm-o2-effect-item {
  margin-bottom: 36px;
}
.hnm-o2-effect-item:last-child {
  margin-bottom: 0;
}
.hnm-o2-effect-photos {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}
.hnm-o2-effect-photos img {
  width: 50%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 10px;
}
.hnm-o2-effect-title {
  font-size: 18px;
  color: var(--o2-blue-dark);
  border-left: 4px solid var(--o2-blue);
  padding-left: 12px;
  margin-bottom: 12px !important;
}
.hnm-o2-effect-item p {
  font-size: 14px;
}

/* ---------- 4. ご利用時の注意点（耳抜き） ---------- */
.hnm-o2-mimi-box {
  background: var(--o2-blue-light);
  border-radius: 12px;
  padding: 24px 20px;
  margin: 20px 0;
}
.hnm-o2-mimi-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--o2-border);
}
.hnm-o2-mimi-step:last-child {
  border-bottom: none;
}
.hnm-o2-mimi-num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--o2-blue);
  color: var(--o2-white);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hnm-o2-mimi-step p {
  margin: 0;
  font-size: 14px;
}
.hnm-o2-note {
  font-size: 12px;
  color: var(--o2-text-sub);
}

/* ---------- 5. 禁忌事項 ---------- */
.hnm-o2-kinki-box {
  border: 2px solid var(--o2-red);
  border-radius: 12px;
  padding: 28px 20px;
}
.hnm-o2-kinki-icon {
  display: block;
  margin: 0 auto 20px;
  width: 64px;
  height: 64px;
}
.hnm-o2-kinki-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.hnm-o2-kinki-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--o2-border);
  font-size: 14px;
}
.hnm-o2-kinki-list li:last-child {
  border-bottom: none;
}
.hnm-o2-kinki-check {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

/* ---------- 6. よくある質問 ---------- */
.hnm-o2-faq-item {
  background: var(--o2-white);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 14px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}
.hnm-o2-faq-item:last-child {
  margin-bottom: 0;
}
.hnm-o2-faq-q {
  display: flex;
  gap: 10px;
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 10px !important;
  color: var(--o2-blue-dark);
}
.hnm-o2-faq-q-icon,
.hnm-o2-faq-a-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  color: var(--o2-white);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hnm-o2-faq-q-icon {
  background: var(--o2-blue-dark);
}
.hnm-o2-faq-a-icon {
  background: var(--o2-blue);
}
.hnm-o2-faq-a {
  display: flex;
  gap: 10px;
  margin: 0;
  font-size: 14px;
  color: var(--o2-text-sub);
}
.hnm-o2-faq-a p {
  margin: 0;
}

/* ---------- 7. 感謝の声＋関連リンク ---------- */
.hnm-o2-related {
  margin-top: 32px;
  text-align: left;
}
.hnm-o2-related-title {
  font-size: 18px;
  margin-bottom: 12px !important;
}
.hnm-o2-related-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.hnm-o2-related-list li {
  border-bottom: 1px solid var(--o2-border);
}
.hnm-o2-related-list li:first-child {
  border-top: 1px solid var(--o2-border);
}
.hnm-o2-related-list a {
  display: block;
  padding: 12px 4px;
  color: var(--o2-blue);
  text-decoration: none;
}