/*
Theme Name: 株式会社RESver03
Theme URI:https://res-info.co.jp/
Description: 株式会社RESのテーマです。
Version: 1.0
*/

/* ページヘッダー */
.page-header {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  padding: 40px 20px;
  text-align: center;
  position: relative;
}

.page-title {
  font-size: 32px;
  margin-bottom: 10px;
}

.breadcrumb {
  display: flex;
  gap: 20px;
  justify-content: center;
  color: #666;
}

/* コラムグリッド */
.column-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 30px;
  padding: 40px 0;
}

.column-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  transition: transform 0.3s ease;
}

.column-card:hover {
  transform: translateY(-5px);
}

.column-card__link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.column-card__image {
  position: relative;
  padding-top: 56.25%; /* 16:9 アスペクト比 */
  overflow: hidden;
}

.column-card__image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-label {
  position: absolute;
  left: 0;
  top: 10px;
  background: #3366cc;
  color: white;
  padding: 5px 15px;
  font-size: 12px;
  border-radius: 0 20px 20px 0;
}

.column-card__content {
  padding: 20px;
}

.column-card__title {
  font-size: 18px;
  line-height: 1.5;
  margin-bottom: 10px;
  font-weight: bold;
}

.column-card__meta {
  display: flex;
  align-items: center;
  gap: 15px;
  color: #666;
  font-size: 14px;
}

.arrow {
  position: absolute;
  right: 20px;
  bottom: 20px;
  width: 20px;
  height: 20px;
  border-top: 2px solid #3366cc;
  border-right: 2px solid #3366cc;
  transform: rotate(45deg);
}

/* ページネーション */
.pagination {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 40px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 10px;
  border-radius: 4px;
  background: #fff;
  border: 1px solid #ddd;
  color: #333;
  text-decoration: none;
  transition: all 0.3s ease;
}

.pagination a:hover {
  background: #f0f0f0;
}

.pagination .current {
  background: #3366cc;
  color: white;
  border-color: #3366cc;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
  .column-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 20px 0;
  }
  
  .page-title {
    font-size: 24px;
  }
  
  .breadcrumb {
    flex-direction: column;
    gap: 5px;
  }
}