/* 文字识别系统样式 */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --border-radius: 12px;
    --box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    --transition: all 0.3s ease;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    min-height: 100vh;
    /*padding: 20px;*/
    line-height: 1.6;
  }
  
  /* 主容器 */
  .recognition-container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
  }
  
  /* 标题 */
  .recognition-title {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    position: relative;
  }
  
  .recognition-pill {
    display: inline-block;
    background: rgba(255,255,255,0.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 400;
    margin-left: 10px;
    backdrop-filter: blur(10px);
  }
  
  /* 卡片样式 */
  .recognition-card {
    padding: 25px;
    margin: 20px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    border: 1px solid #e9ecef;
    transition: var(--transition);
  }
  
  .recognition-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    transform: translateY(-2px);
  }
  
  .recognition-card h3 {
    color: var(--dark-color);
    margin-bottom: 20px;
    font-size: 1.3rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .recognition-card h3::before {
    content: '📝';
    font-size: 1.2rem;
  }
  
  /* 行布局 */
  .recognition-row {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
  }
  
  /* 参数组 */
  .param-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 150px;
  }
  
  .param-group label {
    font-weight: 600;
    color: var(--dark-color);
    font-size: 0.9rem;
  }
  
  /* 表单控件 */
  .recognition-select, 
  .recognition-slider {
    padding: 10px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
    background: white;
  }
  
  .recognition-select:focus,
  .recognition-slider:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
  }
  
  .recognition-slider {
    -webkit-appearance: none;
    height: 6px;
    background: #e9ecef;
    outline: none;
    border-radius: 3px;
  }
  
  .recognition-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    transition: var(--transition);
  }
  
  .recognition-slider::-webkit-slider-thumb:hover {
    background: #0056b3;
    transform: scale(1.1);
  }
  
  /* 按钮样式 */
  .recognition-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
    text-transform: none;
    min-width: 120px;
  }
  
  .recognition-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }
  
  .recognition-btn-green {
    background: var(--success-color);
    color: white;
  }
  
  .recognition-btn-green:hover:not(:disabled) {
    background: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40,167,69,0.3);
  }
  
  .recognition-btn-blue {
    background: var(--info-color);
    color: white;
  }
  
  .recognition-btn-blue:hover:not(:disabled) {
    background: #138496;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(23,162,184,0.3);
  }
  
  .recognition-btn-red {
    background: var(--danger-color);
    color: white;
  }
  
  .recognition-btn-red:hover:not(:disabled) {
    background: #c82333;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220,53,69,0.3);
  }
  
  /* 文件输入 */
  input[type="file"] {
    padding: 10px;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    background: #f8f9fa;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
  }
  
  input[type="file"]:hover {
    border-color: var(--primary-color);
    background: #e3f2fd;
  }
  
  /* 进度条 */
  .recognition-progress-container {
    margin-top: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    padding: 15px;
    border: 1px solid #e9ecef;
  }
  
  .recognition-bar {
    width: 100%;
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
  }
  
  #recognition-prog {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--info-color));
    width: 0%;
    transition: width 0.3s ease;
    border-radius: 4px;
  }
  
  #progress-text {
    text-align: center;
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 14px;
  }
  
  /* 图像显示 */
  .recognition-stage {
    background: #f8f9fa;
    border-radius: var(--border-radius);
    padding: 20px;
  }
  
  #recognition-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  
  .image-container {
    background: white;
    border-radius: 8px;
    padding: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  }
  
  .image-container h4 {
    margin-bottom: 15px;
    color: var(--dark-color);
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
  }
  
  .image-placeholder {
    height: 300px;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    transition: var(--transition);
  }
  
  .image-placeholder:hover {
    border-color: var(--primary-color);
    background: #e3f2fd;
  }
  
  .placeholder-text {
    text-align: center;
    color: var(--secondary-color);
  }
  
  .placeholder-text i {
    font-size: 3rem;
    display: block;
    margin-bottom: 10px;
  }
  
  .placeholder-text p {
    margin: 0;
    font-weight: 500;
  }
  
  #original-image, #result-image {
    max-width: 100%;
    max-height: 300px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
  }
  
  /* 统计网格 */
  .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
  }
  
  .stat-item {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid #e9ecef;
  }
  
  .stat-item:hover {
    background: #e3f2fd;
    transform: translateY(-2px);
  }
  
  .stat-label {
    display: block;
    color: var(--secondary-color);
    font-size: 0.9rem;
    margin-bottom: 8px;
    font-weight: 500;
  }
  
  .stat-value {
    display: block;
    color: var(--dark-color);
    font-size: 1.5rem;
    font-weight: 700;
  }
  
  /* 文本内容卡片 */
  .text-content-container {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
  }
  
  .text-actions {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    justify-content: flex-end;
  }
  
  .text-btn {
    padding: 8px 16px;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: var(--transition);
  }
  
  .text-btn:hover {
    background: #0056b3;
  }
  
  #recognized-text {
    width: 100%;
    min-height: 200px;
    padding: 15px;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    resize: vertical;
    background: white;
  }
  
  #recognized-text:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
  }
  
  /* 结果列表 */
  .results-container {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
  }
  
  .results-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 15px;
    padding: 15px;
    background: var(--primary-color);
    color: white;
    border-radius: 8px 8px 0 0;
    font-weight: 600;
    font-size: 14px;
  }
  
  .results-list {
    background: white;
    border-radius: 0 0 8px 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
  }
  
  .result-item {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 15px;
    padding: 15px;
    border-bottom: 1px solid #e9ecef;
    transition: var(--transition);
    align-items: center;
  }
  
  .result-item:last-child {
    border-bottom: none;
  }
  
  .result-item:hover {
    background: #f8f9fa;
  }
  
  .text-content {
    font-weight: 500;
    color: var(--dark-color);
    word-break: break-all;
    padding: 5px 10px;
    background: #f8f9fa;
    border-radius: 4px;
    max-height: 60px;
    overflow-y: auto;
    font-size: 13px;
  }
  
  .confidence {
    padding: 4px 8px;
    border-radius: 4px;
    text-align: center;
    font-weight: 600;
    font-size: 13px;
  }
  
  .confidence.high {
    background: #d4edda;
    color: #155724;
  }
  
  .confidence.medium {
    background: #fff3cd;
    color: #856404;
  }
  
  .confidence.low {
    background: #f8d7da;
    color: #721c24;
  }
  
  .coordinates {
    font-size: 12px;
    color: var(--secondary-color);
    font-family: monospace;
  }
  
  .result-actions {
    display: flex;
    gap: 5px;
  }
  
  .action-btn {
    padding: 4px 8px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 12px;
    transition: var(--transition);
  }
  
  .copy-btn {
    background: var(--info-color);
    color: white;
  }
  
  .copy-btn:hover {
    background: #138496;
  }
  
  /* 系统信息 */
  .system-info {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 20px;
  }
  
  .system-info p {
    margin-bottom: 15px;
    color: var(--dark-color);
  }
  
  .system-info strong {
    color: var(--primary-color);
  }
  
  #available-models {
    list-style: none;
    padding-left: 0;
  }
  
  #available-models li {
    padding: 8px 15px;
    background: white;
    margin: 5px 0;
    border-radius: 6px;
    border-left: 4px solid var(--primary-color);
    font-size: 14px;
  }
  
  /* 响应式设计 */
  @media (max-width: 768px) {
    .recognition-container {
      margin: 10px;
      border-radius: 8px;
    }
    
    .recognition-card {
      margin: 10px;
      padding: 20px;
    }
    
    .recognition-title {
      font-size: 1.5rem;
      padding: 20px 15px;
    }
    
    .recognition-pill {
      display: block;
      margin: 10px 0 0 0;
      font-size: 0.7rem;
    }
    
    .recognition-row {
      flex-direction: column;
      align-items: stretch;
    }
    
    #recognition-wrap {
      grid-template-columns: 1fr;
      gap: 15px;
    }
    
    .stats-grid {
      grid-template-columns: 1fr;
    }
    
    .results-header,
    .result-item {
      grid-template-columns: 1fr;
      gap: 10px;
    }
    
    .results-header {
      text-align: center;
    }
    
    .result-item {
      text-align: center;
      padding: 10px;
    }
    
    .text-actions {
      justify-content: center;
    }
  }
  
  @media (max-width: 480px) {
    body {
      padding: 10px;
    }
    
    .recognition-card {
      padding: 15px;
    }
    
    .recognition-btn {
      min-width: auto;
      padding: 10px 16px;
      font-size: 13px;
    }
    
    .image-placeholder {
      height: 200px;
    }
    
    #original-image, #result-image {
      max-height: 200px;
    }
  }
  
  /* 加载动画 */
  @keyframes pulse {
    0% {
      opacity: 1;
    }
    50% {
      opacity: 0.5;
    }
    100% {
      opacity: 1;
    }
  }
  
  .loading {
    animation: pulse 1.5s ease-in-out infinite;
  }
  
  /* 滚动条样式 */
  ::-webkit-scrollbar {
    width: 8px;
  }
  
  ::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
  }
  
  ::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
  }
  
  ::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
  }