:root {
  /* Cores principais */
  --primary: #1E3A8A;
  --primary-hover: #1c355d;
  --primary-light: #3B82F6;
  
  /* Cores de status */
  --success: #16A34A;
  --success-light: #dcfce7;
  --error: #DC2626;
  --error-light: #fee2e2;
  
  /* Cores neutras */
  --background: #f4f6f9;
  --surface: #ffffff;
  --text: #1F2937;
  --text-light: #6B7280;
  --border: #e5e7eb;
  
  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
  
  /* Espaçamento */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  
  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
}