/* blinkfactory Design System 문서 셸
   공개 컴포넌트는 dist/design-system.css를 직접 사용하며, 이 파일은 문서 탐색과
   미리보기 배치만 담당한다. 색·간격·반경·z-index는 모두 공개 토큰을 참조한다. */

:root {
  --docs-header-height: var(--space-7);
  --docs-nav-width: 272px;
  --docs-outline-width: 176px;
  --docs-content-width: 920px;
}

.docs-body {
  min-height: 100dvh;
  background: var(--color-bg);
}

.docs-shell {
  --ui-sidebar-width: var(--docs-nav-width);
  --ui-sidebar-header-height: var(--docs-header-height);
}

.docs-header {
  display: grid;
  grid-template-columns: var(--docs-nav-width) minmax(280px, 640px) minmax(240px, 1fr);
  align-items: center;
  min-height: var(--docs-header-height);
  padding: 0 var(--space-4);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.docs-header-brand,
.docs-header-actions,
.docs-brand {
  display: flex;
  align-items: center;
}

.docs-header-brand {
  gap: var(--space-2);
  min-width: 0;
}

.docs-brand {
  gap: var(--space-2);
  color: var(--color-text);
  text-decoration: none;
  white-space: nowrap;
}

.docs-brand strong {
  font-size: 20px;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.docs-brand span {
  width: 1px;
  height: var(--space-4);
  background: var(--color-border-strong);
}

.docs-brand small {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.docs-nav-toggle {
  display: none;
}

.docs-header-search {
  position: relative;
  width: 100%;
}

.docs-search {
  width: 100%;
}

.docs-search-results {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  z-index: var(--z-dropdown);
  max-height: 420px;
  overflow-y: auto;
  padding: var(--space-2);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-overlay);
}

.docs-search-result {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 44px;
  padding: var(--space-2) var(--space-2h);
  color: var(--color-text);
  border-radius: var(--radius-md);
  text-decoration: none;
}

.docs-search-result:hover,
.docs-search-result[aria-selected="true"] {
  color: var(--color-accent);
  background: var(--color-accent-bg);
}

.docs-search-result small {
  flex-shrink: 0;
  color: var(--color-text-tertiary);
}

.docs-search-empty {
  padding: var(--space-4);
  color: var(--color-text-tertiary);
  text-align: center;
}

.docs-header-actions {
  justify-content: flex-end;
  gap: var(--space-2);
}

.docs-version {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 var(--space-2h);
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--color-text-secondary);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.docs-header svg,
.docs-navigation svg {
  width: 20px;
  height: 20px;
}

.docs-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) var(--docs-outline-width);
  min-width: 0;
}

.docs-navigation {
  min-height: 0;
}

.docs-navigation-header {
  min-height: var(--space-6);
  margin-bottom: var(--space-2);
  padding: 0 var(--space-2h) var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.docs-navigation-title {
  font-size: 14px;
  font-weight: 600;
}

.docs-navigation details {
  margin: 0 0 var(--space-1);
}

.docs-navigation summary {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--space-2h);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  border-radius: var(--radius-md);
  cursor: pointer;
  user-select: none;
}

.docs-navigation summary:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
}

.docs-navigation summary::marker {
  color: var(--color-text-tertiary);
}

.docs-navigation summary svg {
  width: 16px;
  height: 16px;
  margin-left: auto;
  color: var(--color-text-tertiary);
}

.docs-navigation details[open] > summary svg {
  transform: rotate(90deg);
}

.docs-navigation ul {
  margin: 0;
  padding: 0 0 0 var(--space-2);
  list-style: none;
}

.docs-navigation li {
  margin: 2px 0;
}

.docs-navigation .docs-nav-subgroup {
  margin: var(--space-2) var(--space-2) var(--space-1);
  padding: 0 var(--space-2);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.docs-navigation-meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin: var(--space-4) var(--space-2) 0;
  padding-top: var(--space-3);
  font-size: 11px;
  color: var(--color-text-tertiary);
  border-top: 1px solid var(--color-border);
}

.docs-navigation-meta span + span::before {
  content: "·";
  margin-right: var(--space-2);
  color: var(--color-text-muted);
}

.docs-nav-backdrop {
  padding: 0;
  border: 0;
}

.docs-main {
  min-width: 0;
  width: 100%;
  max-width: calc(var(--docs-content-width) + (var(--space-7) * 2));
  margin: 0 auto;
  padding: var(--space-5) var(--space-7) var(--space-8);
}

.docs-main:focus {
  outline: none;
}

.docs-outline {
  position: sticky;
  top: 0;
  align-self: start;
  height: calc(100dvh - var(--docs-header-height));
  padding: var(--space-5) var(--space-4);
  border-left: 1px solid var(--color-border);
}

.docs-outline-label {
  margin: 0 0 var(--space-2);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.docs-outline a {
  display: block;
  padding: var(--space-1) 0 var(--space-1) var(--space-2h);
  font-size: 12px;
  color: var(--color-text-tertiary);
  border-left: 2px solid transparent;
  text-decoration: none;
}

.docs-outline a:hover,
.docs-outline a.active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

.docs-breadcrumb {
  margin-bottom: var(--space-4);
}

.docs-page-header {
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.docs-eyebrow {
  margin: 0 0 var(--space-2);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.docs-page-header h1 {
  margin: 0;
}

.docs-page-summary {
  max-width: 60ch;
  margin: var(--space-2h) 0 0;
  color: var(--color-text-secondary);
}

.docs-page-meta {
  margin-top: var(--space-3);
}

.docs-page-section {
  scroll-margin-top: var(--space-4);
}

/* 페이지 헤더·이전 섹션과 다음 섹션 사이의 호흡 */
.docs-page-header + .docs-page-section,
.docs-overview-hero + .docs-page-section,
.docs-page-section + .docs-page-section {
  margin-top: var(--space-5);
}

.docs-demo {
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.docs-demo.docs-demo-overflow {
  overflow: visible;
}

.docs-preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
  min-height: var(--space-7);
  padding: 0 var(--space-3);
  background: var(--color-bg-subtle);
  border-bottom: 1px solid var(--color-border);
}

.docs-preview-frame {
  display: grid;
  place-items: center;
  min-height: 280px;
  padding: var(--space-5);
}

.docs-preview-frame.docs-preview-wide {
  align-items: center;
  justify-items: stretch;
}

.docs-code-frame {
  max-height: 480px;
  overflow: auto;
  padding: var(--space-4);
  background: var(--color-bg-muted);
}

.docs-preview-stack {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: 100%;
  flex-wrap: wrap;
}

.docs-preview-column {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-3);
  width: min(100%, 520px);
}

.docs-preview-column.docs-preview-fields {
  gap: 0;
}

/* 고유 폭을 가진 필드 specimen 자체의 폭만 줄여 프레임 중앙 정렬 */
.docs-preview-column.docs-preview-fit-select {
  width: min(100%, 280px);
}

.docs-preview-column.docs-preview-fit-checkbox-group {
  width: fit-content;
  max-width: 100%;
}

.docs-specimen-list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
}

.docs-specimen-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
}

.docs-specimen-label {
  margin: 0;
  text-align: center;
}

.docs-specimen-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  max-width: 100%;
  flex-wrap: wrap;
}

.docs-spinner-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2h);
  background: var(--color-accent);
  border-radius: var(--radius-md);
}

.docs-specimen-list.docs-specimen-list-stretch,
.docs-specimen-list-stretch .docs-specimen-group {
  align-items: stretch;
}

.docs-specimen-list-stretch .docs-specimen-label {
  text-align: left;
}

.docs-specimen-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  width: min(100%, 720px);
}

.docs-identity-specimens {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  gap: var(--space-4);
  width: 100%;
}

.docs-modal-specimens {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: var(--space-5);
  width: 100%;
}

.docs-modal-specimen {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

.docs-modal-specimen-wide {
  grid-column: 1 / -1;
}

.docs-preview-media-card {
  width: 192px;
}

.docs-guidance-list {
  margin: 0;
}

.docs-guidance-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: var(--space-4);
  padding: var(--space-3) 0;
}

.docs-guidance-row:first-child {
  padding-top: 0;
}

.docs-guidance-row:last-child {
  padding-bottom: 0;
}

.docs-guidance-row + .docs-guidance-row {
  border-top: 1px solid var(--color-border);
}

.docs-guidance-row dt {
  font-size: 13px;
  font-weight: 600;
}

.docs-guidance-row dd,
.docs-a11y-list,
.docs-related-list {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
  color: var(--color-text-secondary);
}

.docs-a11y-list,
.docs-related-list {
  margin: 0;
  padding-left: var(--space-4);
}

.docs-a11y-list li + li,
.docs-related-list li + li {
  margin-top: var(--space-2);
}

.docs-related-list a {
  color: var(--color-accent);
}

.docs-overview-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.docs-overview-hero h1 {
  max-width: 16ch;
}

.docs-overview-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.docs-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.docs-principle {
  padding-top: var(--space-3);
  border-top: 2px solid var(--color-accent);
}

.docs-principle strong {
  display: block;
  margin-bottom: var(--space-1);
  font-size: 15px;
}

.docs-principle span {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.docs-index-list {
  border-top: 1px solid var(--color-border);
}

.docs-index-row {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  min-height: var(--space-7);
  padding: var(--space-2) 0;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
}

.docs-index-row:hover strong {
  color: var(--color-accent);
}

.docs-index-row span {
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.docs-index-row small {
  font-variant-numeric: tabular-nums;
  color: var(--color-text-muted);
}

.docs-authority-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-2) var(--space-5);
  margin: 0;
}

.docs-authority-list div {
  padding: var(--space-3) 0;
  border-top: 1px solid var(--color-border);
}

.docs-authority-list dt {
  font-size: 14px;
  font-weight: 600;
}

.docs-authority-list dd {
  margin: var(--space-1) 0 0;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

.docs-type-scale {
  width: 100%;
}

.docs-type-row {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  align-items: baseline;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.docs-type-row small {
  font-family: var(--font-mono);
  color: var(--color-text-tertiary);
}

.docs-type-row > :last-child {
  margin: 0;
}

.docs-type-note {
  margin-top: var(--space-3);
}

.docs-token-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  width: 100%;
}

.docs-token-swatch {
  min-width: 0;
}

.docs-token-color {
  height: var(--space-7);
  margin-bottom: var(--space-2);
  background: var(--swatch);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.docs-token-swatch strong,
.docs-token-swatch code {
  display: block;
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.docs-token-swatch code {
  color: var(--color-text-tertiary);
}

.docs-spacing-scale {
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
  width: 100%;
  min-height: 160px;
  overflow-x: auto;
}

.docs-space-item {
  flex: 0 0 auto;
  text-align: center;
}

.docs-space-block {
  width: var(--size);
  height: var(--size);
  max-width: var(--space-8);
  max-height: var(--space-8);
  margin: 0 auto var(--space-2);
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-sm);
}

.docs-space-item small {
  font-family: var(--font-mono);
  color: var(--color-text-tertiary);
}

.docs-noscript {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: var(--z-toast);
  max-width: 420px;
}

[hidden] {
  display: none !important;
}

@media (max-width: 1279px) {
  .docs-workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-outline {
    display: none;
  }
}

@media (max-width: 899px) {
  :root {
    --docs-header-height: 112px;
  }

  .docs-modal-specimens {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-modal-specimen-wide {
    grid-column: auto;
  }

  .docs-header {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-rows: var(--space-7) var(--space-6);
    padding: 0 var(--space-3);
  }

  .docs-header-brand {
    min-width: 0;
  }

  .docs-nav-toggle {
    display: inline-flex;
  }

  .docs-header-search {
    grid-column: 1 / -1;
    grid-row: 2;
    align-self: start;
  }

  .docs-header-actions {
    grid-column: 2;
    grid-row: 1;
  }

  .docs-version {
    display: none;
  }

  .docs-navigation {
    box-shadow: var(--shadow-overlay);
  }

  .docs-main {
    max-width: none;
    padding: var(--space-5) var(--space-5) var(--space-7);
  }
}

@media (max-width: 599px) {
  .docs-specimen-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-identity-specimens {
    grid-template-columns: minmax(0, 1fr);
  }

  .docs-brand strong {
    font-size: 18px;
  }

  .docs-brand span,
  .docs-brand small {
    display: none;
  }

  .docs-main {
    padding: var(--space-4) var(--space-3) var(--space-7);
  }

  .docs-overview-hero {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .docs-principles,
  .docs-authority-list {
    grid-template-columns: 1fr;
  }

  .docs-guidance-row {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  .docs-preview-toolbar {
    align-items: center;
    flex-direction: row;
    padding: var(--space-2h) var(--space-3);
  }

  .docs-preview-frame {
    min-height: 240px;
    padding: var(--space-4) var(--space-3);
  }

  .docs-index-row {
    grid-template-columns: minmax(104px, 136px) minmax(0, 1fr);
  }

  .docs-index-row small {
    display: none;
  }

  .docs-token-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .docs-type-row {
    grid-template-columns: 88px minmax(0, 1fr);
  }
}