/* ========================================
   Subpage Common
   ======================================== */
.subpage-hero {
  background-color: var(--color-accent-bg);
  padding: 60px 0 40px;
}

.subpage-hero .section-inner {
  padding-top: var(--header-height);
}

/* ========================================
   Works Page
   ======================================== */
.works-page .works-list {
  max-width: var(--content-width);
}

/* ========================================
   Goods Page
   ======================================== */
.goods-page .goods-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

/* ========================================
   YouTube Page
   ======================================== */
.youtube-page .youtube-grid {
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

/* ========================================
   Gallery Page
   ======================================== */
.gallery-page .gallery-grid {
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-md);
}

/* ========================================
   Novel Page
   ======================================== */
.novel-content {
  max-width: 800px;
  margin: 0 auto;
  line-height: 2;
  font-size: var(--font-size-base);
  color: var(--color-text);
}

.novel-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.novel-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  transition: box-shadow var(--transition-fast);
}

.novel-card:hover {
  box-shadow: var(--shadow-md);
}

/* Novel Link List */
.novel-link-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
  color: var(--color-text);
}

.novel-link-item:first-child {
  border-top: 1px solid var(--color-border);
}

.novel-link-item:hover {
  background-color: var(--color-accent-bg);
}

.novel-link-title {
  font-size: var(--font-size-base);
  font-weight: 500;
}

.novel-link-item:hover .novel-link-title {
  color: var(--color-accent);
}

.novel-link-arrow {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  flex-shrink: 0;
  margin-left: var(--spacing-md);
}

.novel-card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.novel-card-date {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.novel-card-excerpt {
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.novel-card-read-more {
  display: inline-block;
  margin-top: var(--spacing-md);
  color: var(--color-accent);
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.novel-card-read-more:hover {
  text-decoration: underline;
}

/* Novel Detail */
.novel-detail {
  max-width: 800px;
  margin: 0 auto;
}

.novel-detail-title {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.novel-detail-date {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
}

.novel-detail-body {
  line-height: 2.2;
  font-size: var(--font-size-base);
}

.novel-detail-body p {
  margin-bottom: var(--spacing-lg);
  text-indent: 1em;
}

/* ========================================
   Responsive - Subpage
   ======================================== */
@media (max-width: 1024px) {
  .gallery-page .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .goods-page .goods-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .youtube-page .youtube-grid {
    grid-template-columns: 1fr;
  }

  .gallery-page .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .novel-card {
    padding: var(--spacing-lg);
  }

  .novel-link-item {
    padding: 12px;
  }
}

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

  .goods-page .goods-grid {
    grid-template-columns: 1fr;
  }

  .novel-link-title {
    font-size: 14px;
  }

  .novel-link-arrow {
    font-size: var(--font-size-base);
  }
}