body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  line-height: 1.5;
  color: #1a202c;
  background-color: #f7fafc;
  margin: 0;
  padding: 0;
}

:root {
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --green-500: #10b981;
  --green-600: #059669;
  --red-500: #ef4444;
  --red-600: #dc2626;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.header {
  text-align: center;
  margin-bottom: 2rem;
}

.header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: #2563eb;
  margin-bottom: 0.5rem;
}

.header p {
  font-size: 1.125rem;
  color: var(--gray-600);
  max-width: 800px;
  margin: 0 auto;
}

.company-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.company-card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.company-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.company-name {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--gray-800);
}

.button-primary {
  display: inline-block;
  background-color: var(--blue-600);
  color: white;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  text-align: center;
  cursor: pointer;
  border: none;
  transition: background-color 0.2s;
  text-decoration: none;
  font-size: 0.875rem;
}

.button-primary:hover {
  background-color: var(--blue-700);
}

.button-secondary {
  display: inline-block;
  background-color: #f9f9f9;
  color: var(--gray-700);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  text-align: center;
  cursor: pointer;
  border: 1px solid var(--gray-300);
  transition: background-color 0.2s;
  text-decoration: none;
  font-size: 0.875rem;
}

.button-secondary:hover {
  background-color: var(--gray-100);
}

.form-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
}

.form-card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  padding: 2rem;
  width: 100%;
  max-width: 500px;
}

.form-card h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--gray-800);
  text-align: center;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray-300);
  border-radius: 0.375rem;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.button-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.back-link {
  display: block;
  text-align: center;
  color: var(--gray-600);
  text-decoration: none;
  font-size: 0.875rem;
  margin-top: 1rem;
}

.back-link:hover {
  color: var(--blue-600);
  text-decoration: underline;
}

.privacy-note {
  font-size: 0.75rem;
  color: var(--gray-500);
  text-align: center;
  margin-top: 1.5rem;
}

.card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.admin-actions {
  display: flex;
  gap: 0.75rem;
}

.info-box {
  background-color: #f0f9ff;
  border: 1px solid #bae6fd;
  border-radius: 0.375rem;
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.info-box p {
  margin: 0 0 0.5rem 0;
  color: #0369a1;
}

.info-box a {
  color: #0284c7;
  text-decoration: none;
  font-weight: 500;
}

.info-box a:hover {
  text-decoration: underline;
}

.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--gray-200);
}

th {
  background-color: var(--gray-50);
  font-weight: 600;
  color: var(--gray-700);
}

tr:hover {
  background-color: var(--gray-50);
}

.error-message {
  background-color: #fee2e2;
  color: #b91c1c;
  padding: 0.75rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
}

.login-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 80vh;
}

.login-form {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  padding: 2rem;
  width: 100%;
  max-width: 400px;
}

.login-form h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--gray-800);
  text-align: center;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .company-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
  
  .admin-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  
  .admin-actions {
    width: 100%;
  }
  
  .admin-actions button {
    flex: 1;
  }
}

@media (max-width: 480px) {
  .company-grid {
    grid-template-columns: 1fr;
  }
  
  .form-card, .login-form {
    padding: 1.5rem;
  }
}