/* Presentation shared by the four service forms; no controller or 3D styles. */
.service-demo-shell {
  max-width: 60rem;
  margin-inline: auto;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border: 1px solid var(--sx-border);
  border-radius: var(--sx-radius-lg);
  background: var(--sx-bg-elevated);
}
.service-demo-shell .section-heading { margin-bottom: 1.5rem; }
.service-demo-shell h2 { font-size: var(--sx-type-form); line-height: 1.2; }
#service-demo-form { display: grid; gap: 1rem; }
.service-demo-legend { margin: 0; color: var(--sx-text-muted); font-size: 0.85rem; }
.service-demo-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.service-demo-field { display: grid; min-width: 0; align-content: start; gap: 0.45rem; }
.service-demo-field label { font-size: 0.9rem; font-weight: 600; }
.service-demo-field input, .service-demo-field textarea {
  width: 100%;
  min-width: 0;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--sx-border-strong);
  border-radius: 0.75rem;
  background: var(--sx-bg);
  color: var(--sx-text);
}
.service-demo-field textarea { resize: vertical; }
.service-demo-field input:focus-visible, .service-demo-field textarea:focus-visible {
  outline: 3px solid var(--sx-blue-deep);
  outline-offset: 3px;
}
.service-demo-field [aria-invalid="true"] { border-color: light-dark(#a32332, #ffb3ba); }
.service-demo-error { margin: 0; color: light-dark(#a32332, #ffb3ba); font-size: 0.9rem; }
.service-demo-error:empty, .service-demo-error[hidden], .service-demo-success[hidden] { display: none; }
.service-demo-privacy { display: flex; gap: 0.65rem; align-items: start; font-size: 0.9rem; }
.service-demo-privacy input { margin: 0.3rem 0 0; width: 1rem; height: 1rem; flex-shrink: 0; accent-color: var(--sx-blue-deep); }
.service-demo-privacy a { color: var(--sx-blue-deep); }
.service-demo-success { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--sx-border); }
.service-demo-success p { margin: 0; color: var(--sx-text-muted); }
@media (max-width: 45rem) { .service-demo-grid { grid-template-columns: 1fr; } }