/* Design System showcase — used under #/main-intro/design-system */

.ds-layout {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  margin-top: 8px;
}

.ds-nav {
  flex: 0 0 168px;
  position: sticky;
  top: 16px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ds-nav__link {
  display: block;
  padding: 6px 10px;
  border-radius: var(--radius-md);
  font-size: var(--fs-13);
  font-weight: var(--fw-medium);
  color: var(--fg-3);
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: transparent;
  text-align: left;
}

.ds-nav__link:hover {
  color: var(--fg-1);
  background: var(--gray-100);
}

.ds-nav__link.is-active {
  color: var(--brand-primary-text);
  background: var(--success-bg);
}

.ds-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding-bottom: 48px;
}

.ds-section {
  scroll-margin-top: 16px;
}

.ds-section__title {
  margin: 0 0 4px;
  font-size: var(--fs-16);
  font-weight: var(--fw-semibold);
  color: var(--fg-1);
}

.ds-section__desc {
  margin: 0 0 14px;
  font-size: var(--fs-13);
  color: var(--fg-3);
  line-height: 1.6;
}

.ds-panel {
  padding: 16px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-1);
  border-radius: var(--radius-lg);
}

.ds-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.ds-row + .ds-row {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-1);
}

.ds-row__label {
  flex: 0 0 100%;
  font-size: var(--fs-12);
  font-weight: var(--fw-medium);
  color: var(--fg-4);
  margin-bottom: 2px;
}

.ds-swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}

.ds-swatch {
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-surface);
}

.ds-swatch__chip {
  height: 48px;
}

.ds-swatch__meta {
  padding: 6px 8px;
  font-size: var(--fs-12);
  font-family: var(--font-mono);
  color: var(--fg-2);
  line-height: 1.4;
}

.ds-type-sample {
  margin: 0;
  color: var(--fg-1);
}

.ds-icon-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ds-icon-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 72px;
  padding: 8px 4px;
  border: 1px solid var(--border-1);
  border-radius: var(--radius-md);
  background: var(--bg-surface);
  font-size: var(--fs-12);
  color: var(--fg-3);
}

.ds-demo-table {
  width: 100%;
  max-width: 480px;
}

.ds-demo-table th {
  background: var(--gray-100);
}

.ds-demo-narrow {
  max-width: 320px;
}

.ds-demo-mid {
  max-width: 480px;
}

.ds-demo-wide {
  max-width: 640px;
}