:root {
    --primary-color: #3f51b5;
    --secondary-color: #f50057;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;
    --info-color: #2196f3;
  }
  
  /* General Styles */
  body {
    padding-bottom: 70px;
    transition: background-color 0.3s, color 0.3s;
  }
  
  .navbar {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  .card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: box-shadow 0.3s ease-in-out, transform 0.3s ease-in-out;
  }
  
  .card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    transform: translateY(-5px);
  }
  
  /* Status Circle Indicators */
  .status-circle {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 2.5rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
  }
  
  .status-circle.ok {
    background-color: var(--success-color);
  }
  
  .status-circle.warning {
    background-color: var(--warning-color);
  }
  
  .status-circle.error {
    background-color: var(--danger-color);
  }
  
  .status-circle.pending {
    background-color: var(--info-color);
  }
  
  .status-circle.cert {
    width: 80px;
    height: 80px;
    font-size: 2rem;
  }
  
  /* Custom Badge Styles */
  .badge.bg-primary {
    background-color: var(--primary-color) !important;
  }
  
  .badge.bg-success {
    background-color: var(--success-color) !important;
  }
  
  .badge.bg-warning {
    background-color: var(--warning-color) !important;
    color: #212529;
  }
  
  .badge.bg-danger {
    background-color: var(--danger-color) !important;
  }
  
  .badge.bg-info {
    background-color: var(--info-color) !important;
  }
  
  /* Progress Bar Styles */
  .progress {
    border-radius: 0.5rem;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.1);
  }
  
  .progress-bar {
    transition: width 1s ease-in-out;
  }
  
  /* Animation for loading */
  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }
  
  .loading-spinner {
    display: inline-block;
    animation: spin 1s infinite linear;
  }
  
  /* Hover animations for buttons */
  .btn {
    transition: all 0.3s;
  }
  
  .btn:hover {
    transform: scale(1.05);
  }
  
  /* Smooth scroll behavior */
  html {
    scroll-behavior: smooth;
  }