:root {
  --primary-light: #8dc63f;
  --primary-dark: #4d7c2d;
  --primary-medium: #6ba539;
  --secondary: #f8f9fa;
  --text-dark: #333333;
}

body {
  background-color: var(--secondary);
  font-family: "Arial", sans-serif;
  color: var(--text-dark);
}

.card {
  border-radius: 10px;
  overflow: hidden;
  border: none;
}

.card-header {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  padding: 1.5rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 0.25rem rgba(141, 198, 63, 0.25);
}

.table {
  margin-bottom: 0;
}

.table td {
  vertical-align: middle;
  padding: 0.75rem;
}

.result-value {
  font-size: 1.1rem;
  color: var(--primary-dark);
  font-weight: 500;
}

.table-primary {
  background-color: rgba(141, 198, 63, 0.1) !important;
}

.table-primary .result-value {
  font-size: 1.25rem;
  color: var(--primary-dark);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  border: none;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-medium), var(--primary-dark));
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
  background-color: #6c757d;
  border: none;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background-color: #5a6268;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.logo {
  margin-bottom: 1.5rem;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.05);
}

@media (max-width: 768px) {
  .card-header {
    padding: 1rem;
  }

  .card-header h2 {
    font-size: 1.5rem;
  }

  .table td {
    padding: 0.5rem;
  }

  .logo {
    max-height: 80px !important;
  }
}