html {
  font-size: 14px;
  position: relative;
  min-height: 100%;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  margin-bottom: 60px;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  background: #f6f8fa;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

h1 {
  color: #333;
  margin-bottom: 30px;
}

.card {
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.card-header {
  background-color: #f8f9fa;
  border-bottom: 1px solid #e9ecef;
}

.list-group-item {
  border: 1px solid #e9ecef;
  margin-bottom: -1px;
}

.badge {
  font-size: 0.9em;
  padding: 0.4em 0.8em;
}

.text-muted {
  color: #6c757d !important;
}

.footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  white-space: nowrap;
  line-height: 60px;
  background-color: #f8f9fa;
  border-top: 1px solid #e9ecef;
}