/* Base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 1rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f3f4f6;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial,
    "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
  color: #1f2937;
  line-height: 1.5;
}

/* Container */
.container {
  background: #fff;
  padding: 2rem;
  border-radius: 0.75rem;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  width: 100%;
  max-width: 28rem;
}

/* Utility classes */
.hidden {
  display: none !important;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
}

/* Typography */
.heading {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 0 0 1rem;
  text-align: center;
}

.label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #374151;
  margin-bottom: 0.5rem;
}

.hint {
  font-size: 0.6875rem;
  color: #6b7280;
  margin: 0 0 1rem;
}

/* Form elements */
.input {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
  border: 1px solid #d1d5db;
  border-radius: 0.375rem;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.input:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group {
  margin-top: 1rem;
}

.field-error {
  display: block;
  font-size: 0.75rem;
  color: #dc2626;
  margin-top: 0.25rem;
}

/* Checkbox */
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  margin-top: 0.125rem;
  width: 1rem;
  height: 1rem;
  accent-color: #3b82f6;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  font-weight: 500;
  border: none;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: background-color 0.15s, opacity 0.15s;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-full {
  width: 100%;
}

.btn-sm {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
}

.btn-primary {
  background-color: #2563eb;
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background-color: #1d4ed8;
}

.btn-success {
  background-color: #16a34a;
  color: #fff;
  flex: 1;
}

.btn-success:hover:not(:disabled) {
  background-color: #15803d;
}

.btn-danger {
  background-color: #dc2626;
  color: #fff;
  flex: 1;
}

.btn-danger:hover:not(:disabled) {
  background-color: #b91c1c;
}

.btn-warning {
  background-color: #eab308;
  color: #fff;
}

.btn-warning:hover:not(:disabled) {
  background-color: #ca8a04;
}

.btn-secondary {
  background-color: #fff;
  color: #374151;
  border: 1px solid #d1d5db;
}

.btn-secondary:hover:not(:disabled) {
  background-color: #f9fafb;
}

.button-row {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

/* Loading */
.loading-container {
  text-align: center;
  padding: 1rem 0;
}

.spinner {
  width: 2rem;
  height: 2rem;
  margin: 0 auto;
  border: 3px solid #e5e7eb;
  border-top-color: #3b82f6;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-text {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: #6b7280;
}

/* Error */
.error-message {
  background-color: #fef2f2;
  border: 1px solid #fecaca;
  color: #dc2626;
  padding: 0.75rem 1rem;
  border-radius: 0.375rem;
  font-size: 0.875rem;
  text-align: center;
  margin-bottom: 1rem;
}

/* Location status */
.location-status {
  font-size: 0.75rem;
  color: #6b7280;
  margin-bottom: 1rem;
  padding: 0.5rem;
  background: #f9fafb;
  border-radius: 0.25rem;
}

/* Success */
.success-container {
  text-align: center;
}

.success-heading {
  font-size: 1.25rem;
  font-weight: 700;
  color: #16a34a;
  margin: 0 0 1rem;
}

.verify-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.verify-status {
  font-size: 0.75rem;
  color: #6b7280;
}

/* Location verification UI */
.location-verification {
  padding: 1rem 0;
}

.status-message {
  margin-bottom: 1rem;
  padding: 1.5rem;
  border-radius: 0.5rem;
  text-align: center;
}

.status-message.loading {
  background-color: #f3f4f6;
}

.status-message.success {
  background-color: #dcfce7;
  color: #166534;
}

.status-message.error {
  background-color: #fef2f2;
  color: #991b1b;
}

.status-message h3 {
  margin: 0.5rem 0;
  font-size: 1.125rem;
}

.status-message p {
  margin: 0.25rem 0;
  font-size: 0.875rem;
}

.status-message .accuracy {
  font-size: 0.75rem;
  color: #6b7280;
  margin-top: 0.5rem;
}

/* Icons in status */
.check-icon,
.error-icon {
  display: block;
  margin: 0 auto 0.5rem;
}

.success .check-icon {
  color: #16a34a;
}

.error .error-icon {
  color: #dc2626;
}

/* Distance display */
.distance-display {
  display: none;
  margin-bottom: 1rem;
}

.distance-info {
  background-color: #f3f4f6;
  padding: 1rem;
  border-radius: 0.5rem;
  text-align: center;
}

.distance-value {
  font-size: 2rem;
  font-weight: 700;
  color: #1f2937;
}

.distance-label {
  font-size: 0.875rem;
  color: #6b7280;
  margin-bottom: 0.5rem;
}

.accuracy-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  color: #fff;
  font-weight: 500;
}

/* Action buttons */
.action-buttons {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.action-buttons .btn {
  flex: 1;
}

/* Responsive */
@media (max-width: 480px) {
  body {
    padding: 0.5rem;
    align-items: flex-start;
    padding-top: 2rem;
  }

  .container {
    padding: 1.5rem;
    border-radius: 0.5rem;
  }
}