.weight-scale-container {
  min-height: 100vh;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 20px;
  position: fixed;
  top: 0;
  left: 0;
  overflow: auto;
  
  .weight-scale-content {
    max-width: 600px;
    margin: 0 auto;
    
    .header-card {
      background: white;
      border-radius: 16px;
      padding: 24px;
      margin-bottom: 20px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      
      .header-top {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 12px;
        
        h1 {
          margin: 0;
          font-size: 24px;
          color: #333;
        }
        
        .connection-status {
          display: flex;
          align-items: center;
          gap: 8px;
          
          .status-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            
            &.connected {
              background: #10b981;
              box-shadow: 0 0 8px rgba(16, 185, 129, 0.5);
            }
            
            &.disconnected {
              background: #ef4444;
              box-shadow: 0 0 8px rgba(239, 68, 68, 0.5);
            }
          }
          
          .status-text {
            font-size: 14px;
            font-weight: 500;
            
            &.connected {
              color: #10b981;
            }
            
            &.disconnected {
              color: #ef4444;
            }
          }
        }
      }
      
      .websocket-info {
        margin: 0;
        font-size: 13px;
        color: #666;
        font-family: 'Courier New', monospace;
      }
    }
    
    .control-card {
      background: white;
      border-radius: 16px;
      padding: 24px;
      margin-bottom: 20px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      
      h2 {
        margin: 0 0 16px 0;
        font-size: 18px;
        color: #333;
      }
      
      .button-group {
        display: flex;
        gap: 12px;
        margin-bottom: 16px;
        
        .control-button {
          flex: 1;
          padding: 14px 20px;
          border: none;
          border-radius: 12px;
          font-size: 16px;
          font-weight: 600;
          cursor: pointer;
          transition: all 0.3s ease;
          display: flex;
          align-items: center;
          justify-content: center;
          gap: 8px;
          
          .button-icon {
            font-size: 18px;
          }
          
          &.start-button {
            background: linear-gradient(135deg, #10b981 0%, #059669 100%);
            color: white;
            
            &:hover:not(:disabled) {
              transform: translateY(-2px);
              box-shadow: 0 6px 12px rgba(16, 185, 129, 0.3);
            }
            
            &:active:not(:disabled) {
              transform: translateY(0);
            }
            
            &:disabled {
              background: #d1d5db;
              cursor: not-allowed;
              opacity: 0.6;
            }
          }
          
          &.stop-button {
            background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
            color: white;
            
            &:hover:not(:disabled) {
              transform: translateY(-2px);
              box-shadow: 0 6px 12px rgba(239, 68, 68, 0.3);
            }
            
            &:active:not(:disabled) {
              transform: translateY(0);
            }
            
            &:disabled {
              background: #d1d5db;
              cursor: not-allowed;
              opacity: 0.6;
            }
          }
        }
      }
      
      .service-status {
        text-align: center;
        padding: 12px;
        background: #f9fafb;
        border-radius: 8px;
        
        .service-indicator {
          font-size: 14px;
          font-weight: 500;
          
          &.running {
            color: #10b981;
          }
          
          &.stopped {
            color: #6b7280;
          }
        }
      }
    }
    
    .weight-card {
      background: white;
      border-radius: 16px;
      padding: 32px;
      margin-bottom: 20px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      
      .weight-display {
        text-align: center;
        
        .weight-value {
          display: flex;
          align-items: baseline;
          justify-content: center;
          gap: 8px;
          margin-bottom: 16px;
          
          .weight-number {
            font-size: 64px;
            font-weight: bold;
            color: #333;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
          }
          
          .weight-unit {
            font-size: 32px;
            color: #666;
          }
        }
        
        .weight-meta {
          display: flex;
          justify-content: center;
          align-items: center;
          gap: 16px;
          
          .stability-badge {
            padding: 6px 12px;
            border-radius: 20px;
            font-size: 14px;
            font-weight: 500;
            
            &.stable {
              background: #d1fae5;
              color: #065f46;
            }
            
            &.measuring {
              background: #fef3c7;
              color: #92400e;
            }
          }
          
          .timestamp {
            font-size: 14px;
            color: #999;
          }
        }
      }
      
      .weight-placeholder {
        text-align: center;
        padding: 40px 0;
        
        .scale-icon {
          font-size: 64px;
          margin-bottom: 16px;
        }
        
        p {
          margin: 0;
          color: #666;
          font-size: 16px;
        }
      }
    }
    
    .history-card {
      background: white;
      border-radius: 16px;
      padding: 24px;
      margin-bottom: 20px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      
      h2 {
        margin: 0 0 16px 0;
        font-size: 18px;
        color: #333;
      }
      
      .history-list {
        display: flex;
        flex-direction: column;
        gap: 8px;
        
        .history-item {
          display: flex;
          justify-content: space-between;
          align-items: center;
          padding: 12px;
          background: #f9fafb;
          border-radius: 8px;
          
          .history-left {
            display: flex;
            align-items: center;
            gap: 12px;
            
            .history-weight {
              font-size: 16px;
              font-weight: 500;
              color: #333;
              font-family: 'Courier New', monospace;
            }
            
            .stable-tag {
              padding: 2px 8px;
              background: #d1fae5;
              color: #065f46;
              border-radius: 12px;
              font-size: 12px;
            }
          }
          
          .history-time {
            font-size: 13px;
            color: #999;
          }
        }
      }
    }
    
    .instructions-card {
      background: white;
      border-radius: 16px;
      padding: 24px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      
      h3 {
        margin: 0 0 16px 0;
        font-size: 18px;
        color: #333;
      }
      
      p {
        margin: 0 0 12px 0;
        color: #666;
        line-height: 1.5;
        
        &.auto-reconnect {
          margin-top: 16px;
          padding-top: 16px;
          border-top: 1px solid #e5e7eb;
          text-align: center;
          font-style: italic;
          color: #10b981;
          font-weight: 500;
        }
      }
      
      ul {
        margin: 0;
        padding-left: 20px;
        
        li {
          margin: 8px 0;
          color: #666;
          line-height: 1.5;
        }
      }
    }
  }
}

@media (max-width: 640px) {
  .weight-scale-container {
    padding: 12px;
    
    .weight-scale-content {
      .control-card {
        .button-group {
          flex-direction: column;
          
          .control-button {
            width: 100%;
          }
        }
      }
      
      .weight-card .weight-display .weight-value {
        .weight-number {
          font-size: 48px;
        }
        
        .weight-unit {
          font-size: 24px;
        }
      }
    }
  }
}