/* JSON-LD Generator / Validator — tool-owned styles only. */
.schema-tool {
  --schema-tool-gap: clamp(1rem, 2.5vw, 2rem);
  max-width: var(--container);
  margin-inline: auto;
  color: var(--ink);
}

.schema-tool__header {
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--line);
}

.schema-tool__eyebrow {
  margin: 0 0 var(--space-2);
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.schema-tool__header h1 {
  max-width: 24ch;
  margin: 0 0 var(--space-3);
}

.schema-tool__intro,
.schema-tool__hint {
  color: var(--muted);
  font-size: 0.94rem;
}

.schema-tool__intro { max-width: 65ch; margin: 0; }

.schema-tool__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--schema-tool-gap);
  padding-block: var(--space-6);
}

.schema-tool__editor,
.schema-tool__preview,
.schema-tool__paste {
  min-width: 0;
  padding: var(--space-5);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-raised);
  box-shadow: var(--shadow-sm);
}

.schema-tool__editor h2,
.schema-tool__preview h2,
.schema-tool__paste h2 {
  margin-top: 0;
  font-size: 1.35rem;
}

.schema-tool__fields {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.schema-tool__field { display: grid; gap: var(--space-2); }

.schema-tool__label {
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 750;
}

.schema-tool__field input,
.schema-tool__field select,
.schema-tool__field textarea,
.schema-tool__paste-input {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.65rem 0.75rem;
  color: var(--ink);
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: inherit;
}

.schema-tool__field textarea,
.schema-tool__paste-input { min-height: 6rem; resize: vertical; }
.schema-tool__field input:focus,
.schema-tool__field select:focus,
.schema-tool__field textarea:focus,
.schema-tool__paste-input:focus { border-color: var(--accent); }
.schema-tool__hint { margin: 0; font-size: 0.83rem; }

.schema-tool__code {
  min-height: 18rem;
  max-height: 34rem;
  padding: var(--space-4);
  margin: 0;
  overflow: auto;
  color: #fff;
  background: var(--code);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 0.84rem;
  line-height: 1.55;
  white-space: pre;
}

.schema-tool__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding-block: var(--space-4);
}

.schema-tool__button {
  min-height: 2.75rem;
  padding: 0.55rem 0.8rem;
  color: #fff;
  background: var(--accent-strong);
  border: 1px solid var(--accent-strong);
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.schema-tool__button--secondary {
  color: var(--ink);
  background: var(--surface-raised);
  border-color: var(--line);
}

.schema-tool__results,
.schema-tool__paste-result {
  padding-top: var(--space-3);
}

.schema-tool__results h3,
.schema-tool__paste-result h3 { margin: var(--space-4) 0 var(--space-2); font-size: 1rem; }
.schema-tool__result { padding: var(--space-3); margin: 0 0 var(--space-3); border-left: 4px solid var(--line); background: var(--surface); }
.schema-tool__result--valid,
.schema-tool__result--potentially-eligible { border-color: var(--success); }
.schema-tool__result--invalid,
.schema-tool__result--incomplete { border-color: var(--danger); }
.schema-tool__result--not-evaluated { border-color: var(--focus); }
.schema-tool__issues { padding-left: 1.25rem; margin: 0; }
.schema-tool__issue { margin-bottom: var(--space-2); }
.schema-tool__issue--error { color: var(--danger); }
.schema-tool__issue--info { color: var(--muted); }

.schema-tool__paste {
  margin-bottom: var(--space-6);
}

.schema-tool__paste-input { display: block; margin-block: var(--space-3); font-family: var(--mono); font-size: 0.84rem; }

@media (max-width: 800px) {
  .schema-tool__layout { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .schema-tool__editor,
  .schema-tool__preview,
  .schema-tool__paste { padding: var(--space-4); }
  .schema-tool__button { flex: 1 1 auto; }
}