.register-container {
  max-width: 700px;
  margin: 2rem auto;
  padding: 2rem;
  background-color: var(--soft-gray);
  border-radius: 16px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.08);
}

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

.register-header .mud-typography-h4 {
  font-size: 2rem;
  color: var(--text-gray);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.register-header .mud-typography-subtitle1 {
  color: var(--text-gray);
  opacity: 0.8;
}

.register-container .mud-card {
  background-color: var(--primary-white);
  border-radius: 12px;
  border: none;
  transition: box-shadow 0.2s ease;
  margin-bottom: 1.5rem;
}

.register-container .mud-card:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.register-container .mud-card-header {
  background-color: #f8f9fa;
  border-bottom: 1px solid #e9ecef;
  border-radius: 12px 12px 0 0;
}

.register-container .mud-card-header .mud-card-header-content {
  padding: 1rem 1.5rem;
}

.register-container .mud-card-content {
  padding: 2rem 1.5rem;
}

.register-container .mud-card-header .mud-typography-h6 {
  color: var(--text-gray);
  font-weight: 600;
  margin: 0;
}

.register-container .mud-input-control {
  margin-bottom: 1rem;
}

.register-container .mud-input {
  border-radius: 8px;
  background-color: var(--primary-white);
  transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease;
}

.register-container .mud-input:focus-within {
  box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.1);
}

.register-container .mud-button {
  border-radius: 8px;
  font-weight: 600;
  text-transform: none;
  font-size: 1rem;
  padding: 0.75rem 2rem;
  transition: all 0.2s ease-in-out;
  min-height: 48px;
}

.register-container .mud-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.register-container .mud-button:disabled {
  opacity: 0.7;
  transform: none;
  box-shadow: none;
}

.register-container .mud-alert {
  border-radius: 8px;
  font-size: 0.875rem;
}

.register-container .mud-input-helper-text {
  color: var(--text-gray);
  font-size: 0.75rem;
}

.register-container .mud-input-helper-text:contains("✓") {
  color: #28a745;
  font-weight: 500;
}

.register-container .mud-divider {
  margin: 2rem 0;
}

.register-container .privacy-notice-card {
  background-color: #f8f9fa;
  border-radius: 8px;
  border: 1px solid #e9ecef;
}

.register-container .privacy-notice-card .mud-card-content {
  padding: 1rem;
}

.register-container .privacy-notice {
  color: var(--text-gray);
  line-height: 1.5;
}

.register-container .mud-link {
  font-weight: 500;
  text-decoration: none;
}

.register-container .mud-link:hover {
  text-decoration: underline;
}

/* Icon styling */
.register-container .mud-icon {
  color: var(--accent-orange);
}

.register-container .mr-2 {
  margin-right: 0.5rem;
}

.register-container .mr-3 {
  margin-right: 0.75rem;
}

.register-container .mt-1 {
  margin-top: 0.25rem;
}

/* Responsive design */
@media (max-width: 768px) {
  .register-container {
    margin: 1rem;
    padding: 1.5rem;
    border-radius: 12px;
  }

  .register-container .mud-card-content {
    padding: 1.5rem 1rem;
  }

  .register-container .mud-card-header .mud-card-header-content {
    padding: 0.75rem 1rem;
  }

  .register-header {
    margin-bottom: 1.5rem;
  }

  .register-header .mud-typography-h4 {
    font-size: 1.75rem;
  }
}

/* Focus and validation improvements */
.register-container .mud-input-control.mud-input-error .mud-input {
  border-color: #dc3545;
  box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.1);
}

.register-container .mud-form-validation-error {
  color: #dc3545;
  font-size: 0.75rem;
  margin-top: 0.25rem;
}

/* Loading state */
.register-container .mud-progress-circular {
  color: var(--primary-white);
}

/* Grid improvements for mobile */
.register-container .mud-grid-item {
  padding: 0.5rem;
}

@media (max-width: 600px) {
  .register-container .mud-grid-item {
    padding: 0.25rem;
  }
}