/* UI Kit demo — layout chrome + mode tabs */

.kit-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.1rem;
  margin: 1.5rem 0 0.5rem;
  animation: rise 0.8s var(--ease-out) 0.2s both;
}

.kit-toc a {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  transition: color 0.3s var(--ease);
}

.kit-toc a:hover {
  color: var(--fg);
}

.kit-block {
  scroll-margin-top: calc(var(--nav-h) + 1.5rem);
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.swatch {
  display: grid;
  gap: 0.55rem;
}

.swatch-chip {
  height: 64px;
  box-shadow: inset 0 0 0 1px var(--line);
}

.swatch-meta {
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--mono);
  line-height: 1.4;
}

.swatch-meta strong {
  display: block;
  color: var(--fg);
  font-family: var(--font);
  font-weight: 550;
  font-size: 0.85rem;
  margin-bottom: 0.15rem;
}

.type-sample {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.type-row {
  padding-bottom: 1.25rem;
  box-shadow: inset 0 -1px 0 var(--line);
}

.type-row .tag {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}

.demo-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  align-items: center;
  margin-top: 1.25rem;
}

.token-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.25rem;
  font-size: 0.9rem;
}

.token-table th,
.token-table td {
  text-align: left;
  padding: 0.85rem 0.5rem;
  box-shadow: inset 0 -1px 0 var(--line);
  vertical-align: top;
}

.token-table th {
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}

.token-table code {
  font-family: var(--mono);
  font-size: 0.8rem;
}

.mode-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0;
  box-shadow: inset 0 0 0 1px var(--line);
}

.mode-tab {
  min-height: 48px;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--muted);
  transition: color 0.3s var(--ease), background 0.3s var(--ease);
}

.mode-tab:hover { color: var(--fg); }

.mode-tab.is-active {
  background: var(--fg);
  color: var(--bg);
}

.field-error {
  font-size: 0.82rem;
  color: #c44;
}

@media (prefers-color-scheme: dark) {
  .field-error { color: #f08888; }
}

.text-input.is-invalid {
  box-shadow: inset 0 0 0 1px #c44;
}

.mini-stage {
  position: relative;
  min-height: 220px;
  margin-top: 1.25rem;
  overflow: hidden;
}

.mini-stage .view {
  position: absolute;
  inset: 0;
  padding: 1.5rem 0;
}

.principle-list {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.85rem;
}

.principle-list li {
  color: var(--muted);
  font-size: 0.95rem;
  padding-left: 1.1rem;
  position: relative;
}

.principle-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--fg);
  opacity: 0.5;
}

.principle-list strong {
  color: var(--fg);
  font-weight: 550;
}