:root {
  --primary-color: #2a4b8d;
  --secondary-color: #f57c00;
  --text-color: #333;
  --light-gray: #f8f9fa;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background: var(--light-gray);
  padding: 40px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
}

.inquiry-content {
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.inquiry-content h2 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.inquiry-form {
  margin-top: 2rem;
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 5px;
  font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  outline: none;
}

small {
  color: #666;
  font-size: 0.8rem;
}

.submit-btn {
  width: 100%;
  padding: 15px;
  background: var(--primary-color);
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  position: relative;
}

.submit-btn:hover {
  background: var(--secondary-color);
}

.loading-spinner {
  display: none;
}

.loading-spinner:after {
  content: " ";
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-left: 10px;
  border-radius: 50%;
  border: 2px solid #fff;
  border-color: #fff transparent #fff transparent;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.form-message {
  margin-top: 15px;
  padding: 12px;
  border-radius: 5px;
  display: none;
}

.success-message {
  background: #d4edda;
  color: #155724;
}

.error-message {
  background: #f8d7da;
  color: #721c24;
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}