/* LabItems Access-shaped demo — extends site styles */

.demo-meta {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.demo-meta code {
  font-family: var(--mono);
  font-size: 0.85em;
}

.demo-layout {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 900px) {
  .demo-layout {
    grid-template-columns: 1.35fr 1fr;
    align-items: start;
  }

  /* Child pair: posting form is narrower than the history datasheet. */
  .demo-layout-child {
    grid-template-columns: minmax(16rem, 0.9fr) 1.4fr;
  }
}

/* Related pair chrome (datasheet | form). Prefer one pair per tab page. */
.demo-groups {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.demo-group {
  margin: 0;
  padding: 1rem 1rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 2px);
  background: color-mix(in srgb, var(--bg-alt) 65%, var(--bg));
  box-shadow: inset 4px 0 0 var(--primary);
}

.demo-group-child {
  box-shadow: inset 4px 0 0 var(--accent);
}

.demo-group-title {
  margin: 0 0 0.15rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.demo-group > .demo-hint {
  margin: 0.2rem 0 0.85rem;
}

.demo-group.is-idle {
  opacity: 0.78;
}

.demo-group fieldset {
  border: 0;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.demo-group fieldset:disabled {
  opacity: 0.7;
}

.demo-panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem 1.5rem;
  box-shadow: var(--shadow);
}

.demo-h2 {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.demo-hint {
  margin: 0.35rem 0 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.demo-hint code,
.demo-panel code {
  font-family: var(--mono);
  font-size: 0.85em;
}

.demo-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.25rem;
}

.demo-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn-sm {
  padding: 0.4rem 0.75rem;
  font-size: 0.875rem;
}

.btn-danger {
  border-color: color-mix(in srgb, #ef4444 55%, var(--border));
  color: #ef4444;
}

.btn-danger:hover {
  background: color-mix(in srgb, #ef4444 12%, transparent);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.data-table th,
.data-table td {
  padding: 0.55rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table th {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: var(--bg-alt);
}

.data-table tbody tr {
  cursor: pointer;
  transition: background 0.12s ease;
}

.data-table tbody tr:hover {
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.data-table tbody tr.is-selected {
  background: color-mix(in srgb, var(--primary) 14%, transparent);
  outline: 1px solid color-mix(in srgb, var(--primary) 35%, transparent);
}

.data-table-readonly tbody tr,
.data-table tbody tr.is-empty {
  cursor: default;
}

.data-table-readonly tbody tr:hover,
.data-table tbody tr.is-empty:hover {
  background: transparent;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.bool-yes {
  color: var(--success);
  font-weight: 600;
}

.bool-no {
  color: var(--text-muted);
}

.demo-count {
  margin: 0.75rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.lab-form .field {
  margin-bottom: 0.9rem;
}

.lab-form label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.lab-form .req {
  color: var(--accent);
}

.lab-form input[type="text"],
.lab-form input[type="number"] {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
  font: inherit;
}

.lab-form input:focus {
  outline: 2px solid var(--focus);
  outline-offset: 1px;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.field-check label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
  cursor: pointer;
}

.field-check input {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--primary);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.form-status {
  min-height: 1.25rem;
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
  color: var(--success);
}

.form-status.is-error {
  color: #ef4444;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.page-hero .lead code {
  font-family: var(--mono);
  font-size: 0.9em;
}