.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing);
  align-items: start;
}

form {
  display: grid;
  gap: var(--spacing-sm);
}

.form-group {
  display: grid;
  gap: 6px;
  margin-bottom: var(--spacing-sm);
}

label {
  font-weight: 800;
  color: var(--color-text);
}

input,
select,
textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 1rem;
  background: var(--color-surface);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  border-color: var(--color-primary);
  box-shadow: var(--focus-ring);
}

input:disabled,
select:disabled,
textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.helper {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.error {
  color: var(--color-error);
  font-size: 0.9rem;
}

.success {
  color: var(--color-success);
  font-size: 0.9rem;
}

.form-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  align-items: center;
}

.checkbox-inline {
  display: flex;
  gap: var(--spacing-xs);
  align-items: flex-start;
}

input[type="file"] {
  padding: 10px;
  background: var(--color-surface-muted);
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-sm);
}

.preview-grid img {
  height: 120px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.notice {
  background: var(--color-highlight);
  border: 1px solid var(--color-border);
  padding: var(--spacing-sm);
  border-radius: var(--radius);
}

.status {
  padding: var(--spacing-sm);
  border-radius: var(--radius-sm);
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  color: var(--color-success);
}

.status:empty {
  display: none;
}

input.is-invalid,
select.is-invalid,
textarea.is-invalid {
  border-color: var(--color-error);
  background: var(--color-error-bg);
}

input.is-valid,
select.is-valid,
textarea.is-valid {
  border-color: var(--color-success);
  background: var(--color-success-weak);
}

.badge.small {
  font-size: 0.78rem;
  padding: 4px 10px;
}

.registration-toggle {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-xs);
  padding: 8px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: inset 0 1px 0 rgba(0, 0, 0, 0.04);
  margin-bottom: var(--spacing);
}

.registration-toggle__btn {
  border: none;
  border-radius: var(--radius-sm);
  padding: var(--spacing);
  text-align: left;
  font-size: 1.1rem;
  font-weight: 800;
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease,
    transform 0.2s ease;
}

.registration-toggle__btn span {
  display: block;
}

.registration-toggle__btn small {
  display: block;
  font-size: 0.92rem;
  font-weight: 500;
  margin-top: 4px;
  color: var(--color-muted);
}

.registration-toggle__btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.registration-toggle__btn.is-active {
  background: linear-gradient(
    120deg,
    var(--color-primary),
    color-mix(in srgb, var(--color-secondary) 36%, var(--color-primary))
  );
  color: var(--color-on-primary);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.registration-toggle__btn.is-active small {
  color: var(--color-on-primary);
}

.form-panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: var(--spacing);
  box-shadow: var(--shadow-soft);
  margin-top: var(--spacing);
}

.form-panel__intro {
  margin-bottom: var(--spacing);
}

.form-panel__intro h2 {
  margin-top: var(--spacing-xs);
}

.checkbox-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.form-panel[hidden] {
  display: none;
}