/* 
 * Form Builder Frontend Styles
 * Lightweight Bootstrap-like styling for form controls with CSS Variable support.
 */
.aofb-frontend-form {
  --aofb-text-color: #212529;
  --aofb-border-color: #ced4da;
  --aofb-primary-color: #0d6efd;
  --aofb-primary-hover: #0b5ed7;
  --aofb-primary-focus-ring: rgba(13, 110, 253, 0.25);
  --aofb-input-bg: #fff;
  --aofb-border-radius: 0.375rem;
  --aofb-padding-y: 0.375rem;
  --aofb-padding-x: 0.75rem;
  max-width: 100%;
  margin: 0 auto;
}

.aofb-frontend-field {
  margin-bottom: 1rem;
}

.aofb-frontend-form .ao-form-row {
  display: grid;
  width: 100%;
}

.aofb-frontend-form .ao-form-row--cols-auto {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.aofb-frontend-form .ao-form-row--cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.aofb-frontend-form .ao-form-row--cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.aofb-frontend-form .ao-form-row--cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.aofb-frontend-form .ao-form-row--gap-sm {
  gap: 8px;
}

.aofb-frontend-form .ao-form-row--gap-md {
  gap: 16px;
}

.aofb-frontend-form .ao-form-row--gap-lg {
  gap: 24px;
}

@media (max-width: 640px) {
  .aofb-frontend-form .ao-form-row--stack-mobile {
    grid-template-columns: 1fr;
  }
}
.form-label {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--aofb-text-color);
}

.form-control,
.form-select {
  display: block;
  width: 100%;
  padding: var(--aofb-padding-y) var(--aofb-padding-x);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--aofb-text-color);
  background-color: var(--aofb-input-bg);
  background-clip: padding-box;
  border: 1px solid var(--aofb-border-color);
  appearance: none;
  border-radius: var(--aofb-border-radius);
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right var(--aofb-padding-x) center;
  background-size: 16px 12px;
  padding-right: calc(var(--aofb-padding-x) + 1.5rem);
}

.form-control:focus,
.form-select:focus {
  color: var(--aofb-text-color);
  background-color: var(--aofb-input-bg);
  border-color: var(--aofb-primary-hover);
  outline: 0;
  box-shadow: 0 0 0 0.25rem var(--aofb-primary-focus-ring);
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #dc3545;
}

.form-control.is-invalid:focus,
.form-select.is-invalid:focus {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.875em;
  color: #dc3545;
}

.invalid-feedback.d-block {
  display: block !important;
}

.text-danger {
  color: #dc3545 !important;
}

.form-text {
  margin-top: 0.25rem;
  font-size: 0.875em;
  color: #6c757d;
}

.form-check {
  display: block;
  min-height: 1.5rem;
  padding-left: 1.5em;
  margin-bottom: 0.125rem;
}

.form-check-input {
  float: left;
  margin-left: -1.5em;
  width: 1em;
  height: 1em;
  margin-top: 0.25em;
  vertical-align: top;
  background-color: var(--aofb-input-bg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  border: 1px solid rgba(0, 0, 0, 0.25);
  appearance: none;
  print-color-adjust: exact;
  border-radius: 0.25em;
}

.form-check-input[type=radio] {
  border-radius: 50%;
}

.form-check-input:checked {
  background-color: var(--aofb-primary-color);
  border-color: var(--aofb-primary-color);
}

.form-check-input[type=checkbox]:checked {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='m6 10 3 3 6-6'/%3e%3c/svg%3e");
}

.form-check-input[type=radio]:checked {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='2' fill='%23fff'/%3e%3c/svg%3e");
}

.btn {
  display: inline-block;
  font-weight: 400;
  line-height: 1.5;
  color: var(--aofb-text-color);
  text-align: center;
  text-decoration: none;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  background-color: transparent;
  border: 1px solid transparent;
  padding: var(--aofb-padding-y) var(--aofb-padding-x);
  font-size: 1rem;
  border-radius: var(--aofb-border-radius);
  transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.btn-primary {
  color: #fff;
  background-color: var(--aofb-primary-color);
  border-color: var(--aofb-primary-color);
}

.btn-primary:hover {
  color: #fff;
  background-color: var(--aofb-primary-hover);
  border-color: var(--aofb-primary-hover);
}

.btn-primary:focus {
  color: #fff;
  background-color: var(--aofb-primary-hover);
  border-color: var(--aofb-primary-hover);
  outline: 0;
  box-shadow: 0 0 0 0.25rem var(--aofb-primary-focus-ring);
}

.aofb-spinner {
  display: inline-block;
  width: 0.875em;
  height: 0.875em;
  margin-left: 0.5em;
  border: 0.15em solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  vertical-align: -0.125em;
  animation: aofb-spin 0.75s linear infinite;
}

@keyframes aofb-spin {
  to {
    transform: rotate(360deg);
  }
}
.aofb-frontend-notice {
  padding: 1rem;
  margin: 1rem 0;
  border: 1px solid transparent;
  border-radius: var(--aofb-border-radius);
}

.aofb-frontend-notice-success {
  color: #0f5132;
  background-color: #d1e7dd;
  border-color: #badbcc;
}

.aofb-frontend-notice-error {
  color: #842029;
  background-color: #f8d7da;
  border-color: #f5c2c7;
}