/* フロントエンド一覧表示のスタイル */

/* 共通スタイル */
#frontend-listings #frontend-listings .listing-filters {
  display: flex;
  gap: 15px;
  margin-bottom: 30px;
  flex-wrap: wrap;
  align-items: center;
}

#frontend-listings .listing-filters select {
  padding: 10px 15px;
  border: 2px solid #e0e0e0;
  border-radius: 6px;
  background: white;
  font-size: 1rem;
  min-width: 150px;
  transition: border-color 0.3s ease;
}

#frontend-listings .listing-filters select:focus {
  outline: none;
  border-color: #333;
}

/* 協賛企業一覧 */
#frontend-listings .sponsors-listing {
  margin: 20px 0;
}

#frontend-listings .sponsors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

#frontend-listings .sponsor-item {
  background: white;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 2px solid transparent;
}

#frontend-listings .sponsor-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

#frontend-listings .sponsor-item.sponsor-large {
  grid-column: span 2;
  border-color: #f39c12;
  background: linear-gradient(135deg, #fff9e6 0%, #ffffff 100%);
}

#frontend-listings .sponsor-item.sponsor-medium {
  border-color: #3498db;
  background: linear-gradient(135deg, #e6f3ff 0%, #ffffff 100%);
}

#frontend-listings .sponsor-item.sponsor-small {
  border-color: #95a5a6;
  background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

#frontend-listings .sponsor-logo {
  margin-bottom: 15px;
}

#frontend-listings .sponsor-logo img {
  max-width: 100%;
  height: auto;
  max-height: 80px;
  object-fit: contain;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

#frontend-listings .sponsor-item:hover #frontend-listings .sponsor-logo img {
  filter: grayscale(0%);
}

#frontend-listings .sponsor-info {
  text-align: center;
}

#frontend-listings .sponsor-name {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #333;
}


/* ニュース一覧 */
#frontend-listings .news-listing {
  margin: 20px 0;
}

#frontend-listings .news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

#frontend-listings .news-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#frontend-listings .news-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

#frontend-listings .news-thumbnail {
  position: relative;
  overflow: hidden;
}

#frontend-listings .news-thumbnail img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

#frontend-listings .news-item:hover #frontend-listings .news-thumbnail img {
  transform: scale(1.05);
}

#frontend-listings .news-content {
  padding: 20px;
}

#frontend-listings .news-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

#frontend-listings .news-title a {
  color: #333;
  text-decoration: none;
  transition: color 0.3s ease;
}

#frontend-listings .news-title a:hover {
  color: #666;
}

#frontend-listings .news-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 15px;
  font-size: 0.9rem;
  color: #666;
}

#frontend-listings .news-date {
  font-weight: 500;
}

#frontend-listings .news-category {
  background: #f0f0f0;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8rem;
}

#frontend-listings .news-excerpt {
  color: #666;
  line-height: 1.6;
}

/* 参加チーム一覧 */
#frontend-listings .teams-listing {
  margin: 20px 0;
}

#frontend-listings .teams-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

#frontend-listings .team-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#frontend-listings .team-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

#frontend-listings .team-thumbnail {
  position: relative;
  overflow: hidden;
}

#frontend-listings .team-thumbnail img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

#frontend-listings .team-item:hover #frontend-listings .team-thumbnail img {
  transform: scale(1.05);
}

#frontend-listings .team-content {
  padding: 20px;
}

#frontend-listings .team-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

#frontend-listings .team-title a {
  color: #333;
  text-decoration: none;
  transition: color 0.3s ease;
}

#frontend-listings .team-title a:hover {
  color: #666;
}

#frontend-listings .team-meta {
  margin-bottom: 15px;
}

#frontend-listings .team-category {
  background: #e8f5e8;
  color: #2d5a2d;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
}

#frontend-listings .team-excerpt {
  color: #666;
  line-height: 1.6;
}

/* 試合結果一覧 */
#frontend-listings .game-results-listing {
  margin: 20px 0;
}

#frontend-listings .game-results-content {
  margin-top: 20px;
}

#frontend-listings .venue-section {
  margin-bottom: 40px;
  background: white;
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

#frontend-listings .venue-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 20px;
  color: #333;
  border-bottom: 2px solid #f0f0f0;
  padding-bottom: 10px;
}

#frontend-listings .games-list {
  display: grid;
  gap: 15px;
}

.game-item {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 15px;
  background: #f8f9fa;
  border-radius: 8px;
  border-left: 4px solid #333;
}

.game-teams {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.team-a, .team-b {
  flex: 1;
  text-align: center;
}

.vs {
  color: #666;
  font-size: 0.9rem;
  font-weight: 400;
}

.game-score {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: 1.2rem;
  font-weight: 600;
  color: #333;
}

.score-separator {
  color: #666;
}

.game-time {
  font-size: 0.9rem;
  color: #666;
  text-align: right;
}

/* 参加者写真一覧 */
.participant-photos-listing {
  margin: 20px 0;
}

.photos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.photo-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.photo-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.photo-thumbnail {
  position: relative;
  overflow: hidden;
}

.photo-thumbnail img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.photo-item:hover .photo-thumbnail img {
  transform: scale(1.05);
}

.photo-content {
  padding: 15px;
}

.photo-meta {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: #666;
}

.submitter-name, .team-name {
  font-weight: 500;
}

.photo-description {
  color: #555;
  line-height: 1.5;
  font-size: 0.9rem;
}

/* 大会年度一覧 */
.tournament-years-listing {
  margin: 20px 0;
}

.tournament-years-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

.tournament-year-item {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tournament-year-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.tournament-year-thumbnail {
  position: relative;
  overflow: hidden;
}

.tournament-year-thumbnail img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.tournament-year-item:hover .tournament-year-thumbnail img {
  transform: scale(1.05);
}

.tournament-year-content {
  padding: 20px;
}

.tournament-year-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

.tournament-year-title a {
  color: #333;
  text-decoration: none;
  transition: color 0.3s ease;
}

.tournament-year-title a:hover {
  color: #666;
}

.tournament-year-meta {
  margin-bottom: 15px;
}

.tournament-year {
  background: #333;
  color: white;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
}

.tournament-year-excerpt {
  color: #666;
  line-height: 1.6;
}

/* レスポンシブデザイン */
@media screen and (max-width: 1024px) {
  #frontend-listings .sponsors-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
  }
  
  #frontend-listings .news-grid, #frontend-listings .teams-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }
  
  .photos-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 15px;
  }
  
  .tournament-years-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
  }
}

@media screen and (max-width: 768px) {
  #frontend-listings .listing-filters {
    flex-direction: column;
    align-items: stretch;
  }
  
  #frontend-listings .listing-filters select {
    min-width: auto;
    width: 100%;
  }
  
  #frontend-listings .sponsors-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
  }
  
  #frontend-listings .sponsor-item.sponsor-large {
    grid-column: span 1;
  }
  
  #frontend-listings .news-grid, #frontend-listings .teams-grid, .photos-grid, .tournament-years-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
  
  .game-item {
    grid-template-columns: 1fr;
    gap: 10px;
    text-align: center;
  }
  
  .game-teams {
    flex-direction: column;
    gap: 5px;
  }
  
  .team-a, .team-b {
    text-align: center;
  }
  
  .game-time {
    text-align: center;
  }
}

@media screen and (max-width: 480px) {
  #frontend-listings .sponsors-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px;
  }
  
  #frontend-listings .sponsor-item {
    padding: 15px;
  }
  
  #frontend-listings .sponsor-logo img {
    max-height: 60px;
  }
  
  #frontend-listings .sponsor-name {
    font-size: 1rem;
  }
  
  #frontend-listings .news-content, #frontend-listings .team-content, .photo-content, .tournament-year-content {
    padding: 15px;
  }
  
  #frontend-listings .news-title, #frontend-listings .team-title, .tournament-year-title {
    font-size: 1.1rem;
  }
  
  #frontend-listings .venue-section {
    padding: 20px;
  }
  
  #frontend-listings .venue-title {
    font-size: 1.2rem;
  }
  
  .game-item {
    padding: 12px;
  }
}