body {
      background: #c8ecf5;
    }
    
    .marks-input {
      width: 80px;
      text-align: center;
      font-weight: bold;
    }
    
    .marks-status {
      font-size: 12px;
      padding: 4px 8px;
      border-radius: 4px;
      font-weight: bold;
    }
    
    .status-pass {
      background-color: #d4edda;
      color: #155724;
    }
    
    .status-fail {
      background-color: #f8d7da;
      color: #721c24;
    }
    
    .status-unknown {
      background-color: #e2e3e5;
      color: #383d41;
    }
    
    .loading-spinner {
      display: none;
      text-align: center;
      padding: 2rem;
    }
    
    .no-students {
      text-align: center;
      padding: 2rem;
      color: #6c757d;
    }
    
    .toast-container {
      position: fixed;
      top: 1rem;
      right: 1rem;
      z-index: 1080;
    }
    
    .not-attended-checkbox {
      transform: scale(1.2);
      cursor: pointer;
    }
    
    /* Autocomplete Styles */
    .autocomplete {
      position: relative;
    }
    
    .autocomplete-items {
      position: absolute;
      border: 1px solid #d4d4d4;
      border-bottom: none;
      border-top: none;
      z-index: 99;
      top: 100%;
      left: 0;
      right: 0;
      max-height: 200px;
      overflow-y: auto;
      background: white;
    }
    
    .autocomplete-item {
      padding: 10px;
      cursor: pointer;
      border-bottom: 1px solid #d4d4d4;
      background-color: #fff;
    }
    
    .autocomplete-item:hover {
      background-color: #e9e9e9;
    }
    
    .autocomplete-item small {
      color: #666;
      font-size: 0.85em;
    }
    
    .autocomplete-active {
      background-color: #007bff !important;
      color: #ffffff;
    }