body { 
      font-family: Arial, sans-serif; 
      margin: 0; 
      padding: 20px; 
      background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
      min-height: 100vh;
    }
    .container { 
      max-width: 900px; 
      margin: 0 auto; 
      background: white; 
      padding: 25px; 
      border-radius: 15px; 
      box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    }
    h1 { 
      text-align: center; 
      color: #e62a6a; 
      margin-bottom: 20px;
      text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
    }
    .controls { 
      display: flex; 
      flex-wrap: wrap; 
      gap: 12px; 
      margin: 20px 0; 
      align-items: center;
    }
    select, button, label { 
      padding: 10px 15px; 
      font-size: 14px; 
      border-radius: 8px; 
      border: 1px solid #ddd;
      transition: all 0.3s ease;
    }
    select { 
      background: white;
      cursor: pointer;
    }
    button { 
      background: #e62a6a; 
      color: white; 
      cursor: pointer; 
      border: none;
      font-weight: bold;
    }
    button:hover { 
      opacity: 0.9; 
      transform: translateY(-2px);
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    }
    button:disabled {
      background: #ccc;
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }
    video { 
      width: 100%; 
      height: 500px; 
      background: #000; 
      border-radius: 12px; 
      margin: 15px 0;
      box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    }
    @media (max-width: 768px) {
      video {
        height: 400px;
      }
      .container {
        padding: 15px;
        margin: 10px;
      }
      .controls {
        gap: 8px;
      }
      select, button, label {
        padding: 8px 12px;
        font-size: 13px;
      }
    }
    @media (max-width: 480px) {
      video {
        height: 300px;
      }
      h1 {
        font-size: 20px;
      }
    }
    .actions { 
      text-align: center; 
      margin: 20px 0; 
      display: flex;
      justify-content: center;
      gap: 15px;
      flex-wrap: wrap;
    }
    .actions button { 
      margin: 0 5px; 
      min-width: 120px;
    }
    .playlist { 
      margin: 15px 0; 
      font-size: 16px; 
      color: #333;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .playlist select { 
      width: 250px; 
      font-size: 15px;
    }
    .history-list { 
      margin: 15px 0; 
      font-size: 14px;
      background: #f8f9fa;
      padding: 15px;
      border-radius: 8px;
    }
    .history-list button { 
      margin-right: 8px; 
      font-size: 12px;
      padding: 6px 12px;
    }
    details {
      background: #f8f9fa;
      padding: 15px;
      border-radius: 8px;
      margin: 15px 0;
    }
    summary {
      cursor: pointer;
      font-weight: bold;
      color: #e62a6a;
    }
    .status {
      text-align: center;
      padding: 10px;
      margin: 10px 0;
      border-radius: 5px;
      font-weight: bold;
    }
    .status.loading {
      background: #fff3cd;
      color: #856404;
    }
    .status.error {
      background: #f8d7da;
      color: #721c24;
    }
    .status.success {
      background: #d1edff;
      color: #155724;
    }
    .liked {
      background: #28a745 !important;
    }
    .favorited {
      background: #ffc107 !important;
      color: #000 !important;
    }
    .video-info {
      text-align: center;
      margin: 10px 0;
      color: #666;
      font-size: 14px;
    }
    .progress-bar {
      width: 100%;
      height: 4px;
      background: #e0e0e0;
      border-radius: 2px;
      margin: 10px 0;
      overflow: hidden;
    }
    .progress {
      height: 100%;
      background: #e62a6a;
      width: 0%;
      transition: width 0.3s ease;
    }
    .click-to-play {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      background: rgba(0,0,0,0.7);
      color: white;
      padding: 20px 40px;
      border-radius: 10px;
      font-size: 18px;
      cursor: pointer;
      z-index: 10;
    }
    .video-container {
      position: relative;
    }
    .volume-control {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      background: #f8f9fa;
      border-radius: 8px;
      margin-left: auto;
    }
    .volume-slider {
      width: 80px;
    }
    .action-buttons {
      display: flex;
      gap: 10px;
      justify-content: center;
      margin: 10px 0;
      flex-wrap: wrap;
    }
    .mode-indicator {
      background: #e62a6a;
      color: white;
      padding: 5px 10px;
      border-radius: 5px;
      font-size: 12px;
      margin-left: 10px;
    }
    .action-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px;
      margin: 4px 0;
      background: white;
      border-radius: 5px;
      border: 1px solid #ddd;
    }
    .action-item:hover {
      background: #f8f9fa;
    }