/* ===============================
   協賛企業一覧ページ専用スタイル
   ===============================*/

.companies-page {
  background-color: var(--color-bg-secondary);
  min-height: 100vh;
}

/* ===============================
   協賛企業一覧セクション
   ===============================*/

.companies-page .companies-listing {
  padding: var(--spacing-xl) 0;
}

.companies-page .companies-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

/* ===============================
   企業グリッド
   ===============================*/

.companies-page .companies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  align-items: start;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

/* 1つだけの場合は最大幅を制限 */
.companies-page .companies-grid:has(.company-card:only-child) {
  grid-template-columns: 1fr;
  max-width: 500px;
}

/* フォールバック：only-childが使えない場合 */
.companies-page .companies-grid .company-card:first-child:last-child {
  max-width: 500px;
  margin: 0 auto;
}

.companies-page .company-card {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: box-shadow 0.2s ease;
}

.companies-page .company-card:hover {
  box-shadow: var(--shadow-md);
}

.companies-page .company-card-link {
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* ===============================
   企業ロゴ
   ===============================*/

.companies-page .company-logo-wrapper {
  position: relative;
  height: 280px;
  background-color: var(--color-bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.companies-page .company-logo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.companies-page .company-logo-placeholder {
  width: 160px;
  height: 160px;
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
}

/* ===============================
   企業情報
   ===============================*/

.companies-page .company-info {
  padding: var(--spacing-xl);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  background-color: var(--color-bg-primary);
}

.companies-page .company-name {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  line-height: var(--line-height-tight);
}

.companies-page .company-overview {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin: var(--spacing-xs) 0;
}

.companies-page .company-address {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.companies-page .company-address i {
  color: var(--color-primary);
}

.companies-page .company-product-count {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  margin-top: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  display: inline-block;
  width: fit-content;
}

/* ===============================
   アクションボタン
   ===============================*/

.companies-page .company-actions {
  display: flex;
  gap: var(--spacing-sm);
  padding: var(--spacing-xl);
  padding-top: var(--spacing-md);
  margin-top: auto;
  background-color: var(--color-bg-primary);
}

.companies-page .btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-base);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  transition: all 0.2s ease;
  cursor: pointer;
  border: var(--border-width) solid transparent;
  text-align: center;
  flex: 1;
}

.companies-page .btn-outline {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.companies-page .btn-outline:hover {
  background-color: var(--color-primary-hover);
  color: var(--color-text-white);
  border-color: var(--color-primary-hover);
}

.companies-page .btn-secondary {
  background-color: var(--color-text-secondary);
  color: var(--color-text-white);
  border-color: var(--color-text-secondary);
}

.companies-page .btn-secondary:hover {
  background-color: var(--color-text-primary);
  border-color: var(--color-text-primary);
}

/* ===============================
   ページネーション
   ===============================*/

.companies-page .companies-pagination {
  margin-top: var(--spacing-lg);
  text-align: center;
}

.companies-page .companies-pagination .page-numbers {
  display: inline-flex;
  list-style: none;
  padding: 0;
  margin: 0;
  gap: var(--spacing-xs);
}

.companies-page .companies-pagination .page-numbers li {
  margin: 0;
}

.companies-page .companies-pagination .page-numbers a,
.companies-page .companies-pagination .page-numbers span {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: all 0.2s ease;
  min-width: 44px;
  text-align: center;
}

.companies-page .companies-pagination .page-numbers a:hover {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.companies-page .companies-pagination .page-numbers .current {
  background-color: var(--color-primary);
  color: var(--color-text-white);
  border-color: var(--color-primary);
}

.companies-page .companies-pagination .page-numbers .prev,
.companies-page .companies-pagination .page-numbers .next {
  font-weight: var(--font-weight-medium);
}

/* ===============================
   企業なし
   ===============================*/

.companies-page .no-companies {
  text-align: center;
  padding: var(--spacing-lg) 0;
  color: var(--color-text-secondary);
  font-size: var(--font-size-lg);
}

/* ===============================
   レスポンシブデザイン
   ===============================*/

@media (max-width: 768px) {
  .companies-page .companies-listing {
    padding: var(--spacing-2xl) 0;
  }

  .companies-page .companies-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-2xl);
  }

  .companies-page .companies-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
  }

  .companies-page .company-info {
    padding: var(--spacing-md);
  }

  .companies-page .company-actions {
    flex-direction: column;
    padding: var(--spacing-md);
    padding-top: 0;
  }

  /* ページネーションのレスポンシブ対応 */
  .companies-page .companies-pagination .page-numbers {
    flex-wrap: wrap;
    justify-content: center;
  }

  .companies-page .companies-pagination .page-numbers a,
  .companies-page .companies-pagination .page-numbers span {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-xs);
    min-width: 36px;
  }
}

@media (max-width: 480px) {
  .companies-page .companies-listing {
    padding: var(--spacing-xl) 0;
  }

  .companies-page .companies-title {
    font-size: var(--font-size-2xl);
  }

  .companies-page .companies-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-sm);
  }

  .companies-page .company-logo-wrapper {
    height: 150px;
    padding: var(--spacing-sm);
  }

  .companies-page .company-logo-placeholder {
    width: 80px;
    height: 80px;
    font-size: var(--font-size-xl);
  }

  .companies-page .company-info {
    padding: var(--spacing-sm);
  }

  .companies-page .company-actions {
    padding: var(--spacing-sm);
    padding-top: 0;
  }

  /* ページネーションのモバイル対応 */
  .companies-page .companies-pagination {
    margin-top: var(--spacing-2xl);
    padding: 0 var(--spacing-sm);
  }

  .companies-page .companies-pagination .page-numbers {
    gap: var(--spacing-xs);
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding: var(--spacing-xs) 0;
  }

  .companies-page .companies-pagination .page-numbers a,
  .companies-page .companies-pagination .page-numbers span {
    padding: var(--spacing-xs);
    font-size: var(--font-size-xs);
    min-width: 32px;
    flex-shrink: 0;
  }

  /* 前へ・次へボタンのテキストを省略 */
  .companies-page .companies-pagination .page-numbers .prev,
  .companies-page .companies-pagination .page-numbers .next {
    font-size: 0;
  }

  .companies-page .companies-pagination .page-numbers .prev::before {
    content: "<";
    font-size: var(--font-size-xs);
  }

  .companies-page .companies-pagination .page-numbers .next::before {
    content: ">";
    font-size: var(--font-size-xs);
  }
}