/* ==========================================================================
   クオリアダイブ｜couple.css
   カップル向けページ専用スタイル
   ========================================================================== */

/* --------------------------------------------------------------------------
   ページヒーロー：カップルバリアント
   -------------------------------------------------------------------------- */
.page-hero--couple {
  background: linear-gradient(
    150deg,
    #0a1628 0%,
    #0d2d5e 30%,
    #1a5276 65%,
    #2980b9 100%
  );
}

/* --------------------------------------------------------------------------
   1. 感情リードセクション
   -------------------------------------------------------------------------- */
.couple-lead-section {
  background: var(--color-white);
  padding: var(--spacing-2xl) 0;
}

.couple-lead-inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.couple-lead-text {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: var(--spacing-xl);
}

.couple-lead-text strong {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   2. 体験の魅力グリッド
   -------------------------------------------------------------------------- */
.couple-appeal-section {
  background: var(--color-bg-light);
  padding: var(--spacing-2xl) 0;
}

.couple-appeal-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

@media (min-width: 600px) {
  .couple-appeal-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 960px) {
  .couple-appeal-grid {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

.couple-appeal-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.couple-appeal-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.couple-appeal-card-top {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  padding: var(--spacing-lg);
  text-align: center;
}

.couple-appeal-card-icon {
  font-size: 2.4rem;
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.couple-appeal-card-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.1em;
}

.couple-appeal-card-body {
  padding: var(--spacing-lg);
}

.couple-appeal-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.couple-appeal-card-text {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   3. 二人で体験するシーン（スクロール）
   -------------------------------------------------------------------------- */
.couple-scene-section {
  background: var(--color-white);
  padding: var(--spacing-2xl) 0;
}

.couple-scene-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
  max-width: 820px;
  margin: var(--spacing-xl) auto 0;
}

.couple-scene-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 640px) {
  .couple-scene-item {
    grid-template-columns: 80px 1fr;
  }

  .couple-scene-item:nth-child(even) {
    grid-template-columns: 1fr 80px;
  }

  .couple-scene-item:nth-child(even) .couple-scene-icon-wrap {
    order: 2;
  }

  .couple-scene-item:nth-child(even) .couple-scene-body {
    order: 1;
    text-align: right;
  }
}

.couple-scene-icon-wrap {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin: 0 auto;
}

.couple-scene-icon-wrap i {
  font-size: 1.8rem;
  color: var(--color-white);
}

.couple-scene-body {
  flex: 1;
}

.couple-scene-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.couple-scene-text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   4. コースオプション
   -------------------------------------------------------------------------- */
.couple-course-section {
  background: var(--color-bg-light);
  padding: var(--spacing-2xl) 0;
}

.couple-course-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

@media (min-width: 640px) {
  .couple-course-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.couple-course-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 2px solid transparent;
  transition: var(--transition);
}

.couple-course-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.couple-course-card--diving .couple-course-header {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
}

.couple-course-card--snorkeling .couple-course-header {
  background: linear-gradient(120deg, var(--color-accent), #48cae4);
}

.couple-course-header {
  padding: var(--spacing-lg) var(--spacing-xl);
  color: var(--color-white);
}

.couple-course-header-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.couple-course-header-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.couple-course-header-sub {
  font-size: 0.8rem;
  opacity: 0.85;
}

.couple-course-body {
  padding: var(--spacing-lg) var(--spacing-xl);
}

.couple-course-price {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.couple-course-price span {
  font-size: 1.6rem;
}

.couple-course-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--spacing-md);
}

.couple-course-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  font-size: 0.875rem;
  line-height: 1.7;
  padding: 0.3rem 0;
  color: var(--color-text);
}

.couple-course-list li i {
  color: var(--color-primary);
  font-size: 0.8rem;
  margin-top: 4px;
  flex-shrink: 0;
}

.couple-course-tag {
  display: inline-block;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.2rem 0.75rem;
  font-size: 0.78rem;
  color: var(--color-text-light);
  margin: 0.15rem;
}

/* --------------------------------------------------------------------------
   5. 記念日・特別な日対応バナー
   -------------------------------------------------------------------------- */
.couple-memorial-section {
  background: linear-gradient(135deg, #0d2d5e 0%, #1a5276 50%, #0077b6 100%);
  padding: var(--spacing-2xl) 0;
  color: var(--color-white);
}

.couple-memorial-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.couple-memorial-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.9;
}

.couple-memorial-title {
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  font-family: var(--font-serif);
}

.couple-memorial-text {
  font-size: 0.95rem;
  line-height: 2;
  opacity: 0.9;
  margin-bottom: var(--spacing-xl);
}

.couple-memorial-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
  margin-bottom: var(--spacing-xl);
}

.couple-memorial-tag {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  font-size: 0.85rem;
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   6. 写真プレゼント告知
   -------------------------------------------------------------------------- */
.couple-photo-section {
  background: var(--color-white);
  padding: var(--spacing-2xl) 0;
}

.couple-photo-inner {
  max-width: 820px;
  margin: 0 auto;
}

.couple-photo-highlight {
  background: linear-gradient(135deg, #fff8f0, #fff3e0);
  border: 2px solid #f39c12;
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.couple-photo-highlight-icon {
  font-size: 2.5rem;
  color: #f39c12;
  margin-bottom: var(--spacing-md);
}

.couple-photo-highlight-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

.couple-photo-highlight-text {
  font-size: 0.9rem;
  line-height: 1.9;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   モバイル調整
   -------------------------------------------------------------------------- */
@media (max-width: 599px) {
  .couple-scene-item:nth-child(even) .couple-scene-body {
    text-align: left;
  }

  .couple-memorial-title {
    font-size: 1.2rem;
  }
}