/* public/style.css */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
  }

  .container-search-all {
    margin: 0 auto;
    padding: 0px;
  }

  h1 {
    margin-bottom: 20px;
    text-align: center;
  }
  
  .search-container {
    display: flex;
    margin-bottom: 20px;
  }
  
  input[type="text"] {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px 0 0 4px;
    font-size: 16px;
  }
  
  button {
    padding: 10px 20px;
    background-color: #0070f3;
    color: white;
    border: none;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-size: 16px;
  }
  
  button:hover {
    background-color: #0051b3;
  }
  
  .loading {
    display: none;
    text-align: center;
    margin: 20px 0;
    font-style: italic;
    color: #666;
  }
  
  .results-info {
    margin-bottom: 15px;
    font-weight: bold;
  }
  
  .search-results {
    list-style: none !important;
    margin-left: 0px !important;
  }
  
  .result-item {
    background-color: white;
    margin-bottom: 15px;
    padding: 15px;
    border-radius: 4px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }
  
  .result-title {
    font-size: 18px;
    margin-bottom: 5px;
    color: #0070f3;
  }
  
  .result-category {
    display: inline-block;
    background-color: #e9f5ff;
    padding: 3px 8px;
    border-radius: 15px;
    font-size: 12px;
    color: #0070f3;
    margin-bottom: 8px;
  }
  
  .result-description {
    font-size: 14px;
    color: #666;
  }
  
  .no-results {
    text-align: center;
    color: #666;
    font-style: italic;
  }

  .search-error {
    color: red;
    margin-top: 10px;
    text-align: center;
  }

  /* YouTube埋め込みプレイヤーのスタイル */
  .youtube-embed-container {
    width: 100%;
    margin: 16px 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
  }

  .youtube-player-header {
    padding: 12px 16px;
    background-color: #f8f9fa;
    border-bottom: 1px solid #e5e7eb;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
    color: #495057;
    user-select: none;
  }

  .youtube-player-header:hover {
    background-color: #e9ecef;
  }

  .youtube-toggle-icon {
    font-size: 12px;
    transition: transform 0.3s ease;
  }

  .youtube-player-content {
    padding: 16px;
    display: flex;
    justify-content: center;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }

  .youtube-embed-container.expanded .youtube-player-content {
    max-height: 400px;
  }

  .youtube-embed-container.expanded .youtube-toggle-icon {
    transform: rotate(180deg);
  }

  .youtube-iframe {
    border-radius: 8px;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: none;
  }

  /* デスクトップでの余白調整 */
  @media (min-width: 769px) {
    .youtube-embed-container {
      margin: 8px 0;
    }
    
    .youtube-player-header {
      padding: 8px 16px;
    }
  }

  /* レスポンシブデザイン - タブレット */
  @media (max-width: 768px) {
    .youtube-player-header {
      padding: 8px 12px;
      font-size: 13px;
    }
    
    .youtube-player-content {
      padding: 8px;
    }

    .youtube-embed-container.expanded .youtube-player-content {
      max-height: 300px;
    }
  }

  /* レスポンシブデザイン - スマートフォン */
  @media (max-width: 640px) {
    .youtube-player-header {
      padding: 6px 8px;
      font-size: 12px;
    }

    .youtube-player-content {
      padding: 4px;
    }

    .youtube-embed-container.expanded .youtube-player-content {
      max-height: 250px;
    }

    .youtube-embed-container {
      border: none;
      box-shadow: none;
    }
  }