:root {
  color-scheme: light;
  --viewer-bg: #f3efe8;
  --viewer-bg-deep: #ebe5db;
  --viewer-surface: #fcfaf6;
  --viewer-surface-strong: #ffffff;
  --viewer-panel: #f9f5ef;
  --viewer-panel-strong: #fdfbf8;
  --viewer-border: rgba(58, 46, 32, 0.1);
  --viewer-border-strong: rgba(23, 90, 95, 0.14);
  --viewer-border-soft: rgba(23, 90, 95, 0.08);
  --viewer-border-faint: rgba(23, 90, 95, 0.06);
  --viewer-border-interactive: rgba(23, 90, 95, 0.12);
  --viewer-border-interactive-strong: rgba(23, 90, 95, 0.18);
  --viewer-ink: #172033;
  --viewer-muted: #49586a;
  --viewer-soft: #6e7a89;
  --viewer-accent: #175a5f;
  --viewer-accent-strong: #0f766e;
  --viewer-accent-soft: rgba(23, 90, 95, 0.1);
  --viewer-warm: #b46b3f;
  --viewer-warm-soft: rgba(180, 107, 63, 0.12);
  --viewer-focus: #175a5f;
  --viewer-grid-line: rgba(23, 32, 51, 0.05);
  --viewer-grid-line-reading: rgba(23, 32, 51, 0.05);
  --viewer-shadow: 0 1px 2px rgba(48, 32, 20, 0.04);
  --viewer-shadow-soft: 0 1px 1px rgba(48, 32, 20, 0.03);
  --viewer-input-bg: #ffffff;
  --viewer-input-placeholder: #8896a7;
  --viewer-hero-bg: rgba(23, 90, 95, 0.06);
  --viewer-tag-bg: rgba(23, 90, 95, 0.08);
  --viewer-count-bg: rgba(180, 107, 63, 0.12);
  --viewer-control-active-bg: rgba(23, 90, 95, 0.1);
  --viewer-control-active-ink: #175a5f;
  --viewer-scrollbar-thumb: rgba(23, 32, 51, 0.2);
  --viewer-scrollbar-thumb-hover: rgba(23, 32, 51, 0.32);
  --viewer-canvas-bg: #f8f4ee;
  --viewer-canvas-bg-reading: #fbf8f3;
  --viewer-canvas-node: #b46b3f;
  --viewer-canvas-node-border: #fff7ef;
  --viewer-canvas-node-ink: #172033;
  --viewer-canvas-text-bg: #fffaf5;
  --viewer-canvas-text-border: #dbc7b2;
  --viewer-canvas-edge: #d3b08a;
  --viewer-canvas-active-node: #0f766e;
  --viewer-canvas-active-border: #f3eee7;
  --viewer-canvas-active-ink: #0f766e;
  --viewer-canvas-neighbor-node: #d6904e;
  --viewer-canvas-neighbor-border: #fff4e7;
  --viewer-radius-surface: 16px;
  --viewer-radius-control: 12px;
  --viewer-radius-pill: 999px;
  --viewer-radius-sheet: 22px;
  --viewer-radius: var(--viewer-radius-surface);
  --viewer-radius-sm: var(--viewer-radius-control);
  --viewer-radius-xs: var(--viewer-radius-control);
  --viewer-ui-font: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --viewer-heading-font: "Baskerville", "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --viewer-mono-font: "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --viewer-reading-font: "Iowan Old Style", "Baskerville", Georgia, serif;
  --viewer-viewport-height: 100vh;
  --viewer-safe-area-top: env(safe-area-inset-top, 0px);
  --viewer-safe-area-right: env(safe-area-inset-right, 0px);
  --viewer-safe-area-bottom: env(safe-area-inset-bottom, 0px);
  --viewer-safe-area-left: env(safe-area-inset-left, 0px);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --viewer-bg: #191712;
  --viewer-bg-deep: #14120e;
  --viewer-surface: #201b15;
  --viewer-surface-strong: #28221b;
  --viewer-panel: #241e17;
  --viewer-panel-strong: #2d261e;
  --viewer-border: rgba(233, 220, 198, 0.08);
  --viewer-border-strong: rgba(123, 201, 192, 0.18);
  --viewer-border-soft: rgba(123, 201, 192, 0.12);
  --viewer-border-faint: rgba(233, 220, 198, 0.06);
  --viewer-border-interactive: rgba(123, 201, 192, 0.18);
  --viewer-border-interactive-strong: rgba(123, 201, 192, 0.28);
  --viewer-ink: #f4ede2;
  --viewer-muted: #d1c1ab;
  --viewer-soft: #a89276;
  --viewer-accent: #7bc9c0;
  --viewer-accent-strong: #9fe2d9;
  --viewer-accent-soft: rgba(123, 201, 192, 0.14);
  --viewer-warm: #d6a46f;
  --viewer-warm-soft: rgba(214, 164, 111, 0.18);
  --viewer-focus: #9fe2d9;
  --viewer-grid-line: rgba(244, 237, 226, 0.05);
  --viewer-grid-line-reading: rgba(244, 237, 226, 0.05);
  --viewer-shadow: 0 1px 2px rgba(0, 0, 0, 0.24);
  --viewer-shadow-soft: 0 1px 1px rgba(0, 0, 0, 0.18);
  --viewer-input-bg: #18140f;
  --viewer-input-placeholder: #8f816f;
  --viewer-hero-bg: rgba(123, 201, 192, 0.12);
  --viewer-tag-bg: rgba(123, 201, 192, 0.12);
  --viewer-count-bg: rgba(214, 164, 111, 0.18);
  --viewer-control-active-bg: rgba(123, 201, 192, 0.14);
  --viewer-control-active-ink: #9fe2d9;
  --viewer-scrollbar-thumb: rgba(244, 237, 226, 0.18);
  --viewer-scrollbar-thumb-hover: rgba(244, 237, 226, 0.28);
  --viewer-canvas-bg: #1a1510;
  --viewer-canvas-bg-reading: #1d1812;
  --viewer-canvas-node: #c48a58;
  --viewer-canvas-node-border: #463527;
  --viewer-canvas-node-ink: #f4ede2;
  --viewer-canvas-text-bg: #33291f;
  --viewer-canvas-text-border: #6d5b49;
  --viewer-canvas-edge: #a98868;
  --viewer-canvas-active-node: #7bc9c0;
  --viewer-canvas-active-border: #f4ede2;
  --viewer-canvas-active-ink: #c9fff7;
  --viewer-canvas-neighbor-node: #d6a46f;
  --viewer-canvas-neighbor-border: #4a3829;
}

@supports (height: 100dvh) {
  :root {
    --viewer-viewport-height: 100dvh;
  }
}

* {
  box-sizing: border-box;
  scrollbar-width: thin;
  scrollbar-color: var(--viewer-scrollbar-thumb) transparent;
}

*::-webkit-scrollbar {
  width: 10px;
  height: 10px;
  background: transparent;
}

*::-webkit-scrollbar-track {
  background: transparent;
}

*::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: var(--viewer-scrollbar-thumb);
  background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover {
  background: var(--viewer-scrollbar-thumb-hover);
  background-clip: padding-box;
}

html {
  min-height: 100%;
}

[data-viewer-ready="false"] .viewer-skip-link,
[data-viewer-ready="false"] .viewer-shell {
  visibility: hidden;
}

[data-viewer-ready="true"] .viewer-loading-shell {
  display: none;
}

body {
  margin: 0;
  min-height: var(--viewer-viewport-height);
  height: var(--viewer-viewport-height);
  overflow: hidden;
  font-family: var(--viewer-ui-font);
  color: var(--viewer-ink);
  background: var(--viewer-bg);
}

.viewer-loading-shell {
  min-height: var(--viewer-viewport-height);
  height: var(--viewer-viewport-height);
  display: grid;
  place-items: center;
  padding: 20px;
  background:
    radial-gradient(circle at top, var(--viewer-hero-bg), transparent 42%),
    linear-gradient(180deg, var(--viewer-bg), var(--viewer-bg-deep));
}

.viewer-loading-card {
  width: min(100%, 480px);
  display: grid;
  gap: 14px;
  padding: 24px 22px;
  border: 1px solid var(--viewer-border-strong);
  border-radius: calc(var(--viewer-radius) + 2px);
  background: color-mix(in srgb, var(--viewer-surface) 88%, transparent);
  box-shadow: var(--viewer-shadow);
}

.viewer-loading-kicker,
.viewer-loading-detail {
  margin: 0;
  color: var(--viewer-soft);
}

.viewer-loading-kicker {
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.viewer-loading-title {
  margin: 0;
  font-family: var(--viewer-heading-font);
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  line-height: 0.98;
  letter-spacing: -0.04em;
  font-weight: 600;
  color: var(--viewer-ink);
}

.viewer-loading-progress {
  position: relative;
  width: 100%;
  height: 5px;
  overflow: hidden;
  border-radius: var(--viewer-radius-pill);
  background: color-mix(in srgb, var(--viewer-border-strong) 40%, transparent);
}

.viewer-loading-progress-bar {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--viewer-accent) 82%, white 18%), var(--viewer-accent-strong));
  box-shadow: 0 0 16px color-mix(in srgb, var(--viewer-accent-soft) 88%, transparent);
  transform: scaleX(0.08);
  transform-origin: left center;
  transition: transform 220ms ease;
}

.viewer-loading-shell[data-state="error"] .viewer-loading-progress-bar {
  background: linear-gradient(90deg, var(--viewer-warm), color-mix(in srgb, var(--viewer-warm) 74%, white 26%));
  box-shadow: 0 0 16px color-mix(in srgb, var(--viewer-warm-soft) 86%, transparent);
}

.viewer-loading-detail {
  font-size: 14px;
  line-height: 1.5;
}

.viewer-skip-link {
  position: absolute;
  left: 22px;
  top: -48px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--viewer-ink);
  color: white;
  text-decoration: none;
  transition: top 180ms ease;
}

.viewer-skip-link:focus {
  top: 20px;
}

.viewer-shell {
  min-height: var(--viewer-viewport-height);
  height: var(--viewer-viewport-height);
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 12px;
  padding: 14px;
  overflow: hidden;
}

.viewer-toolbar,
.viewer-panel {
  border: 1px solid var(--viewer-border);
  border-radius: var(--viewer-radius);
  background: var(--viewer-surface);
  box-shadow: var(--viewer-shadow);
}

.viewer-toolbar {
  position: relative;
  display: grid;
  grid-template-columns: minmax(360px, 1.04fr) minmax(220px, 0.8fr) auto;
  gap: 14px 20px;
  align-items: end;
  padding: 14px 16px;
  overflow: visible;
}

.viewer-toolbar::before {
  content: none;
}

.viewer-toolbar > * {
  position: relative;
  z-index: 1;
}

.viewer-toolbar-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  justify-content: stretch;
  gap: 10px 24px;
  min-width: 0;
  width: 100%;
  justify-self: stretch;
  align-self: end;
}

.viewer-toolbar-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.viewer-eyebrow,
.viewer-control-label,
.viewer-overview-label,
.viewer-stage-meta-label,
.viewer-search-kicker,
.viewer-detail-kicker,
#viewer-detail dt {
  margin: 0;
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--viewer-soft);
}

#viewer-title {
  margin: 0;
  font-family: var(--viewer-heading-font);
  font-size: clamp(1.7rem, 2vw, 2.1rem);
  line-height: 0.96;
  letter-spacing: -0.045em;
  font-weight: 600;
}

.viewer-toolbar-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-start;
  align-self: flex-end;
  flex: 0 0 auto;
}

.viewer-overview-card {
  min-width: 78px;
  display: grid;
  gap: 4px;
  padding: 6px 8px;
  border-radius: var(--viewer-radius-sm);
  border: 1px solid var(--viewer-border-interactive);
  background: var(--viewer-panel-strong);
}

.viewer-overview-card strong {
  font-family: var(--viewer-mono-font);
  font-size: clamp(0.95rem, 1.05vw, 1.1rem);
  line-height: 1;
  color: var(--viewer-accent);
}

.viewer-toolbar-search {
  display: flex;
  align-items: center;
  min-width: 0;
  width: 100%;
  flex: 1 1 auto;
  justify-self: stretch;
  justify-content: center;
  align-self: end;
}

.viewer-search-field {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 7px 10px;
  border-radius: 12px;
  border: 1px solid var(--viewer-border-interactive);
  background: var(--viewer-panel-strong);
  box-shadow: none;
}

.viewer-search-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0;
  white-space: nowrap;
}

#viewer-search {
  width: 100%;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 8px;
  border: 1px solid var(--viewer-border-interactive);
  background: var(--viewer-input-bg);
  color: var(--viewer-ink);
  font: inherit;
  font-size: 13px;
}

#viewer-search::placeholder {
  color: var(--viewer-input-placeholder);
}

.viewer-toolbar-controls {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 8px 10px;
  justify-content: flex-end;
  align-items: flex-end;
  justify-self: end;
  align-self: end;
  min-width: 0;
  max-width: min(100%, 520px);
}

.viewer-toolbar-control-group {
  display: grid;
  gap: 3px;
  justify-items: start;
  min-width: max-content;
}

.viewer-mode-switch,
.viewer-control-cluster,
.viewer-pill-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.viewer-mode-switch {
  padding: 3px;
  border-radius: var(--viewer-radius-sm);
  border: 1px solid var(--viewer-border-soft);
  background: var(--viewer-panel);
}

.viewer-mode-switch button,
.viewer-stage-toolbar button,
.viewer-tree-item,
.viewer-tree-directory-toggle,
.viewer-selection-summary-link,
.viewer-detail-link-button,
.viewer-detail-action-secondary,
#viewer-back-to-selection-summary,
#viewer-open-reading,
#viewer-back-to-snapshot {
  border: 1px solid transparent;
  border-radius: var(--viewer-radius-xs);
  background: var(--viewer-surface-strong);
  color: var(--viewer-ink);
  cursor: pointer;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

.viewer-mode-switch button,
.viewer-stage-toolbar button,
.viewer-selection-summary-link,
.viewer-detail-link-button,
.viewer-detail-action-secondary,
#viewer-back-to-selection-summary,
#viewer-open-reading,
#viewer-back-to-snapshot {
  padding: 5px 8px;
  font: inherit;
  line-height: 1.2;
}

.viewer-mode-switch button:hover,
.viewer-stage-toolbar button:hover,
.viewer-tree-item:hover,
.viewer-tree-directory-toggle:hover,
.viewer-selection-summary-link:hover,
.viewer-detail-link-button:hover,
.viewer-detail-action-secondary:hover,
#viewer-back-to-selection-summary:hover,
#viewer-open-reading:hover,
#viewer-back-to-snapshot:hover {
  border-color: var(--viewer-border-interactive-strong);
  background: var(--viewer-panel-strong);
}

.viewer-mode-switch button:focus-visible,
.viewer-stage-toolbar button:focus-visible,
.viewer-tree-item:focus-visible,
.viewer-tree-directory-toggle:focus-visible,
.viewer-selection-summary-link:focus-visible,
.viewer-detail-link-button:focus-visible,
.viewer-detail-action-secondary:focus-visible,
#viewer-back-to-selection-summary:focus-visible,
#viewer-open-reading:focus-visible,
#viewer-back-to-snapshot:focus-visible,
#viewer-search:focus-visible,
#viewer-detail a:focus-visible {
  outline: 2px solid var(--viewer-focus);
  outline-offset: 2px;
}

.viewer-mode-switch button[aria-pressed="true"] {
  border-color: var(--viewer-border-interactive-strong);
  background: var(--viewer-control-active-bg);
  color: var(--viewer-control-active-ink);
}

.viewer-layout {
  display: grid;
  grid-template-columns: minmax(204px, 0.58fr) minmax(0, 2.68fr) minmax(288px, 0.9fr);
  gap: 12px;
  min-height: 0;
  overflow: hidden;
}

.viewer-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: hidden;
}

.viewer-panel-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--viewer-border-soft);
  background: var(--viewer-surface);
}

.viewer-panel-head-copy {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.viewer-panel-head-graph {
  background: var(--viewer-surface);
}

.viewer-panel-title {
  margin: 0;
  font-family: var(--viewer-heading-font);
  font-size: 1.32rem;
  line-height: 1;
  letter-spacing: -0.035em;
  font-weight: 600;
}

.viewer-stage-meta {
  display: grid;
  gap: 6px;
  justify-items: end;
  text-align: right;
}

#viewer-active-path {
  max-width: 28ch;
  font-family: var(--viewer-mono-font);
  font-size: 12px;
  line-height: 1.5;
  color: var(--viewer-accent);
  word-break: break-word;
}

.viewer-panel-body,
.viewer-graph-stage,
#viewer-graph {
  min-width: 0;
  min-height: 0;
  height: 100%;
}

#viewer-tree,
#viewer-detail {
  position: relative;
  z-index: 1;
  min-height: 0;
  padding: 16px;
}

#viewer-graph {
  position: relative;
  z-index: 0;
  min-height: 0;
  padding: 16px;
}

#viewer-tree,
#viewer-detail {
  background: var(--viewer-panel);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
}

#viewer-graph {
  background:
    linear-gradient(to right, var(--viewer-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--viewer-grid-line) 1px, transparent 1px),
    var(--viewer-canvas-bg);
  background-size: 24px 24px, 24px 24px, auto;
}

.viewer-graph-stage {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-height: 0;
  position: relative;
  isolation: isolate;
}

.viewer-stage-overlay {
  position: relative;
  z-index: 4;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: var(--viewer-panel);
  border-bottom: 1px solid var(--viewer-border-faint);
  overflow: visible;
}

.viewer-stage-overlay-right {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 0 auto;
  min-width: 0;
}

.viewer-stage-toolbar {
  position: relative;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1 1 auto;
  min-width: 0;
  overflow: visible;
  min-height: 28px;
}

.viewer-stage-toolbar-scroll {
  display: flex;
  flex-wrap: nowrap;
  gap: 4px;
  flex: 0 1 auto;
  min-width: 0;
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
}

.viewer-stage-toolbar-scroll::-webkit-scrollbar {
  display: none;
}

.viewer-control-cluster {
  align-items: center;
  padding: 2px;
  border-radius: var(--viewer-radius-xs);
  border: 1px solid var(--viewer-border-soft);
  background: var(--viewer-panel-strong);
  box-shadow: none;
}

.viewer-control-cluster-primary {
  background: var(--viewer-panel-strong);
  border-color: var(--viewer-border-strong);
}

.viewer-stage-toolbar button {
  padding: 4px 7px;
  border-radius: 6px;
  font-size: 10px;
  white-space: nowrap;
  flex: 0 0 auto;
}

.viewer-overflow-menu {
  position: relative;
  flex: 0 0 auto;
  z-index: 20;
}

.viewer-overflow-menu > button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  padding: 4px 7px;
  border: 1px solid var(--viewer-border-interactive);
  border-radius: 6px;
  background: var(--viewer-panel-strong);
  color: var(--viewer-ink);
  cursor: pointer;
  font-size: 10px;
  line-height: 1.2;
  white-space: nowrap;
}

.viewer-overflow-menu > button[aria-expanded="true"] {
  background: var(--viewer-accent-soft);
  border-color: var(--viewer-border-interactive-strong);
  color: var(--viewer-accent);
}

.viewer-overflow-panel {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  z-index: 30;
  min-width: 164px;
  display: grid;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--viewer-border-interactive);
  border-radius: var(--viewer-radius-xs);
  background: var(--viewer-panel-strong);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
}

.viewer-overflow-panel[hidden] {
  display: none !important;
}

.viewer-overflow-panel button {
  width: 100%;
  text-align: left;
}

.viewer-status-pill {
  max-width: min(240px, 100%);
  min-width: 0;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid var(--viewer-border-interactive);
  background: var(--viewer-panel-strong);
  font-family: var(--viewer-mono-font);
  font-size: 11px;
  line-height: 1.35;
  color: var(--viewer-accent);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-stage-scrim {
  display: none;
}

#viewer-minimap {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 2;
  min-width: 210px;
  max-width: 280px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--viewer-border-interactive);
  background: var(--viewer-panel-strong);
  font-family: var(--viewer-mono-font);
  font-size: 11px;
  line-height: 1.5;
  color: var(--viewer-muted);
  pointer-events: none;
}

body[data-view-mode="reading"] #viewer-graph {
  background:
    linear-gradient(to right, var(--viewer-grid-line-reading) 1px, transparent 1px),
    linear-gradient(to bottom, var(--viewer-grid-line-reading) 1px, transparent 1px),
    var(--viewer-canvas-bg-reading);
  background-size: 24px 24px, 24px 24px, auto;
}

#viewer-detail {
  font-family: var(--viewer-reading-font);
  line-height: 1.72;
  overflow-wrap: anywhere;
}

#viewer-detail a {
  color: var(--viewer-accent);
  text-decoration: none;
  overflow-wrap: anywhere;
}

#viewer-detail a:hover {
  text-decoration: underline;
}

#viewer-detail h1,
#viewer-detail h2,
#viewer-detail h3,
#viewer-detail h4 {
  margin: 0;
  color: var(--viewer-ink);
}

#viewer-detail h1,
#viewer-detail h2 {
  font-family: var(--viewer-heading-font);
  font-size: 1.9rem;
  line-height: 1;
  letter-spacing: -0.035em;
  font-weight: 600;
}

#viewer-detail h3 {
  font-family: var(--viewer-ui-font);
  font-size: 1rem;
  line-height: 1.2;
}

#viewer-detail p,
#viewer-detail li,
#viewer-detail dd {
  color: var(--viewer-muted);
  font-size: 15px;
  overflow-wrap: anywhere;
}

#viewer-detail strong {
  color: var(--viewer-ink);
}

.viewer-tree-item {
  display: block;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 0;
  padding: 8px 10px;
  text-align: left;
  font: inherit;
  font-size: 12px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-tree-item.is-active {
  border-color: var(--viewer-border-interactive-strong);
  background: var(--viewer-accent-soft);
  color: var(--viewer-accent);
}

.viewer-empty {
  margin: 0;
  color: var(--viewer-soft);
  font-style: italic;
}

.viewer-tree-root,
.viewer-tree-children,
.viewer-selection-summary-list,
.viewer-detail-link-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.viewer-selection-summary-list,
.viewer-detail-link-list {
  display: grid;
  gap: 10px;
}

.viewer-tree-root,
.viewer-tree-children {
  display: grid;
  gap: 8px;
  width: 100%;
  min-width: 0;
}

.viewer-tree-children {
  padding-left: 16px;
}

.viewer-tree-root > li,
.viewer-tree-children > li {
  min-width: 0;
}

.viewer-tree-directory {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.viewer-tree-directory-header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
  width: 100%;
  min-width: 0;
}

.viewer-tree-directory-toggle {
  width: 26px;
  height: 26px;
  padding: 0;
  flex: 0 0 auto;
  font: inherit;
}

.viewer-tree-directory.is-collapsed > .viewer-tree-children {
  display: none;
}

.viewer-tree-directory-label {
  min-width: 0;
  font-family: var(--viewer-mono-font);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--viewer-accent);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-tree-directory-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 28px;
  padding: 4px 8px;
  border-radius: 8px;
  background: var(--viewer-warm-soft);
  color: var(--viewer-warm);
  font-family: var(--viewer-mono-font);
  font-size: 11px;
  line-height: 1;
}

.viewer-detail-stack {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.viewer-detail-hero,
.viewer-detail-card,
.viewer-detail-link-group,
.viewer-detail-meta > div {
  min-width: 0;
  border-radius: var(--viewer-radius-sm);
  border: 1px solid var(--viewer-border-soft);
  background: var(--viewer-panel-strong);
}

.viewer-detail-hero {
  display: grid;
  gap: 8px;
  padding: 14px;
  background: var(--viewer-hero-bg);
}

.viewer-detail-summary {
  margin: 0;
}

.viewer-detail-summary-muted {
  color: var(--viewer-soft);
  font-style: italic;
}

.viewer-detail-meta {
  display: grid;
  gap: 8px;
  margin: 0;
  min-width: 0;
}

.viewer-detail-meta > div {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  margin: 0;
}

#viewer-detail dt {
  font-family: var(--viewer-ui-font);
}

#viewer-detail dd {
  margin: 0;
}

.viewer-detail-code {
  font-family: var(--viewer-mono-font);
  font-size: 13px;
  line-height: 1.6;
  color: var(--viewer-ink);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.viewer-detail-section {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.viewer-detail-reading {
  display: grid;
  gap: 14px;
  padding: 16px 18px;
  border-radius: var(--viewer-radius-sm);
  border: 1px solid var(--viewer-border-soft);
  background: var(--viewer-panel-strong);
}

.viewer-detail-reading img {
  max-width: 100%;
  height: auto;
  border-radius: var(--viewer-radius-xs);
  border: 1px solid var(--viewer-border-soft);
}

.viewer-detail-reading table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.viewer-detail-reading th,
.viewer-detail-reading td {
  padding: 10px 12px;
  border: 1px solid var(--viewer-border-soft);
  text-align: left;
  vertical-align: top;
}

.viewer-detail-reading th {
  color: var(--viewer-ink);
  background: var(--viewer-hero-bg);
}

.viewer-detail-reading pre {
  margin: 0;
  padding: 14px;
  overflow-x: auto;
  border-radius: var(--viewer-radius-xs);
  background: var(--viewer-canvas-bg-reading);
  border: 1px solid var(--viewer-border-soft);
}

.viewer-detail-reading code {
  font-family: var(--viewer-mono-font);
  font-size: 13px;
}

.viewer-detail-reading blockquote {
  margin: 0;
  padding-left: 14px;
  border-left: 3px solid var(--viewer-border-strong);
  color: var(--viewer-muted);
}

.viewer-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.viewer-tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: 8px;
  background: var(--viewer-tag-bg);
  color: var(--viewer-accent);
  font-family: var(--viewer-ui-font);
  font-size: 13px;
  line-height: 1.2;
}

.viewer-detail-links {
  display: grid;
  gap: 10px;
  min-width: 0;
}

.viewer-detail-link-group {
  display: grid;
  gap: 8px;
  padding: 12px 14px;
}

.viewer-detail-link-list li,
.viewer-selection-summary-list li {
  margin: 0;
}

.viewer-detail-link-button,
.viewer-selection-summary-link {
  min-width: 0;
  width: 100%;
  text-align: left;
  white-space: normal;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.viewer-detail-actions {
  display: flex;
  justify-content: flex-start;
}

body[data-view-mode="reading"] .viewer-panel-tree,
body[data-view-mode="reading"] .viewer-stage-toolbar {
  opacity: 0.9;
}

body[data-view-mode="reading"] .viewer-panel-detail {
  background: var(--viewer-surface);
}

@media (max-width: 1380px) {
  .viewer-toolbar {
    grid-template-columns: minmax(340px, 1fr) minmax(180px, 0.68fr) auto;
    gap: 12px 16px;
  }

  .viewer-toolbar-main {
    gap: 10px 18px;
  }

  .viewer-toolbar-stats {
    gap: 6px;
  }

  .viewer-search-field {
    width: 100%;
  }

  .viewer-toolbar-controls {
    gap: 8px;
    max-width: 470px;
  }
}

@media (max-width: 1180px) {
  body {
    min-height: var(--viewer-viewport-height);
    height: auto;
    overflow: auto;
  }

  .viewer-shell {
    min-height: var(--viewer-viewport-height);
    height: auto;
    overflow: visible;
  }

  .viewer-toolbar {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px 16px;
    align-items: end;
  }

  .viewer-toolbar-main {
    grid-column: 1;
    grid-row: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: end;
    justify-content: stretch;
  }

  .viewer-toolbar-stats {
    justify-content: flex-start;
  }

  .viewer-toolbar-controls {
    grid-column: 2;
    grid-row: 1;
    justify-content: flex-end;
    justify-self: end;
    align-self: end;
    width: auto;
    min-width: 0;
    max-width: 470px;
  }

  .viewer-search-field {
    width: 100%;
  }

  .viewer-toolbar-search {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .viewer-layout {
    grid-template-columns: minmax(240px, 0.82fr) minmax(0, 1.42fr);
    overflow: visible;
  }

  .viewer-panel-detail {
    grid-column: 1 / -1;
    min-height: 280px;
  }
}

@media (max-width: 920px) {
  .viewer-shell {
    padding: 12px;
  }

  .viewer-toolbar {
    grid-template-columns: minmax(0, 1fr);
    padding: 18px;
  }

  .viewer-toolbar-main {
    grid-column: auto;
    grid-row: 1;
    align-items: start;
  }

  .viewer-toolbar-stats {
    justify-content: flex-start;
    gap: 8px;
  }

  .viewer-toolbar-controls {
    grid-column: auto;
    grid-row: 2;
    justify-content: flex-start;
    justify-self: stretch;
    align-self: start;
    width: 100%;
    max-width: none;
  }

  .viewer-overview-card {
    min-width: calc(50% - 8px);
  }

  .viewer-toolbar-search {
    grid-column: auto;
    grid-row: 3;
  }

  .viewer-layout {
    grid-template-columns: 1fr;
  }

  .viewer-panel-head,
  .viewer-panel-head-graph {
    flex-direction: column;
  }

  .viewer-stage-overlay {
    padding: 10px 12px 0;
    display: grid;
  }

  .viewer-stage-overlay-right {
    justify-items: stretch;
  }

  #viewer-graph {
    padding-top: 24px;
  }

  #viewer-minimap {
    position: static;
    margin: 0 18px 18px auto;
  }

  .viewer-panel-tree,
  .viewer-panel-graph,
  .viewer-panel-detail {
    min-height: 300px;
  }
}

@media (max-width: 640px) {
  .viewer-overview-card {
    min-width: 100%;
  }

  .viewer-tree-directory-header {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .viewer-tree-directory-count {
    justify-self: start;
    margin-left: 34px;
  }
}

:root {
  --viewer-bg: #ebe7de;
  --viewer-bg-deep: #d9d2c7;
  --viewer-surface: rgba(244, 241, 235, 0.78);
  --viewer-surface-strong: rgba(250, 248, 244, 0.92);
  --viewer-panel: rgba(242, 238, 231, 0.94);
  --viewer-panel-strong: rgba(251, 249, 245, 0.98);
  --viewer-border: rgba(37, 32, 26, 0.12);
  --viewer-border-strong: rgba(37, 32, 26, 0.18);
  --viewer-border-soft: rgba(37, 32, 26, 0.09);
  --viewer-border-faint: rgba(37, 32, 26, 0.06);
  --viewer-border-interactive: rgba(37, 32, 26, 0.14);
  --viewer-border-interactive-strong: rgba(37, 32, 26, 0.24);
  --viewer-ink: #16120e;
  --viewer-muted: rgba(22, 18, 14, 0.78);
  --viewer-soft: rgba(22, 18, 14, 0.48);
  --viewer-accent: #1c3d43;
  --viewer-accent-strong: #122b31;
  --viewer-accent-soft: rgba(28, 61, 67, 0.1);
  --viewer-warm: #8a5b35;
  --viewer-warm-soft: rgba(138, 91, 53, 0.12);
  --viewer-focus: #1c3d43;
  --viewer-grid-line: rgba(24, 18, 14, 0.06);
  --viewer-grid-line-reading: rgba(24, 18, 14, 0.04);
  --viewer-shadow: none;
  --viewer-shadow-soft: none;
  --viewer-input-bg: transparent;
  --viewer-input-placeholder: rgba(22, 18, 14, 0.46);
  --viewer-hero-bg: rgba(255, 255, 255, 0.18);
  --viewer-tag-bg: rgba(22, 18, 14, 0.05);
  --viewer-count-bg: rgba(138, 91, 53, 0.12);
  --viewer-control-active-bg: rgba(22, 18, 14, 0.08);
  --viewer-control-active-ink: #16120e;
  --viewer-canvas-bg: #ede8de;
  --viewer-canvas-bg-reading: #f4efe7;
  --viewer-canvas-node: #6f6a63;
  --viewer-canvas-node-border: rgba(255, 255, 255, 0.78);
  --viewer-canvas-node-ink: #16120e;
  --viewer-canvas-label: rgba(22, 18, 14, 0.5);
  --viewer-canvas-text-bg: transparent;
  --viewer-canvas-text-border: transparent;
  --viewer-canvas-edge: rgba(24, 18, 14, 0.18);
  --viewer-canvas-edge-primary: rgba(38, 32, 24, 0.34);
  --viewer-canvas-edge-secondary: rgba(38, 32, 24, 0.2);
  --viewer-canvas-edge-background: rgba(24, 18, 14, 0.1);
  --viewer-canvas-edge-flow: rgba(72, 86, 89, 0.28);
  --viewer-canvas-active-node: #6e6a64;
  --viewer-canvas-active-border: rgba(255, 255, 255, 0.98);
  --viewer-canvas-active-ink: #16120e;
  --viewer-canvas-neighbor-node: #8e877d;
  --viewer-canvas-neighbor-border: rgba(22, 18, 14, 0.22);
  --viewer-canvas-halo: rgba(117, 128, 130, 0.2);
  --viewer-canvas-halo-strong: rgba(255, 255, 255, 0.22);
  --viewer-canvas-node-fill-0: #6d6862;
  --viewer-canvas-node-fill-1: #8b857d;
  --viewer-canvas-node-fill-2: #55514c;
  --viewer-canvas-node-fill-3: #b2ada7;
  --viewer-canvas-node-fill-4: #9f8b78;
  --viewer-canvas-node-fill-5: #cbc5bd;
  --viewer-canvas-node-border-0: rgba(255, 255, 255, 0.78);
  --viewer-canvas-node-border-1: rgba(255, 255, 255, 0.68);
  --viewer-canvas-node-border-2: rgba(255, 255, 255, 0.76);
  --viewer-canvas-node-border-3: rgba(255, 255, 255, 0.76);
  --viewer-canvas-node-border-4: rgba(255, 255, 255, 0.76);
  --viewer-canvas-node-border-5: rgba(255, 255, 255, 0.76);
  --viewer-canvas-trace-dot: rgba(22, 18, 14, ALPHA);
  --viewer-radius-surface: 16px;
  --viewer-radius-control: 12px;
  --viewer-radius-pill: 999px;
  --viewer-radius-sheet: 22px;
  --viewer-radius: var(--viewer-radius-surface);
  --viewer-radius-sm: var(--viewer-radius-control);
  --viewer-radius-xs: var(--viewer-radius-control);
  --viewer-ui-font: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --viewer-heading-font: "Iowan Old Style", "Baskerville", Georgia, serif;
  --viewer-mono-font: "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  --viewer-reading-font: "Iowan Old Style", "Baskerville", Georgia, serif;
}

html[data-theme="dark"] {
  --viewer-bg: #121110;
  --viewer-bg-deep: #090908;
  --viewer-surface: rgba(24, 22, 20, 0.8);
  --viewer-surface-strong: rgba(30, 27, 24, 0.94);
  --viewer-panel: rgba(24, 22, 20, 0.98);
  --viewer-panel-strong: rgba(29, 26, 24, 0.98);
  --viewer-border: rgba(233, 226, 214, 0.12);
  --viewer-border-strong: rgba(233, 226, 214, 0.2);
  --viewer-border-soft: rgba(233, 226, 214, 0.1);
  --viewer-border-faint: rgba(233, 226, 214, 0.08);
  --viewer-border-interactive: rgba(233, 226, 214, 0.18);
  --viewer-border-interactive-strong: rgba(233, 226, 214, 0.32);
  --viewer-ink: #efe9df;
  --viewer-muted: rgba(239, 233, 223, 0.78);
  --viewer-soft: rgba(239, 233, 223, 0.5);
  --viewer-accent: #c8d2d5;
  --viewer-accent-strong: #eef5f6;
  --viewer-accent-soft: rgba(200, 210, 213, 0.16);
  --viewer-warm: #d0a983;
  --viewer-warm-soft: rgba(208, 169, 131, 0.16);
  --viewer-input-placeholder: rgba(239, 233, 223, 0.44);
  --viewer-hero-bg: rgba(255, 255, 255, 0.04);
  --viewer-tag-bg: rgba(255, 255, 255, 0.06);
  --viewer-count-bg: rgba(208, 169, 131, 0.18);
  --viewer-control-active-bg: rgba(255, 255, 255, 0.08);
  --viewer-control-active-ink: #efe9df;
  --viewer-canvas-bg: #171512;
  --viewer-canvas-bg-reading: #1b1815;
  --viewer-canvas-node: #aaa39a;
  --viewer-canvas-node-border: rgba(68, 60, 50, 0.88);
  --viewer-canvas-node-ink: #efe9df;
  --viewer-canvas-label: rgba(239, 233, 223, 0.5);
  --viewer-canvas-edge: rgba(239, 233, 223, 0.18);
  --viewer-canvas-edge-primary: rgba(245, 241, 235, 0.42);
  --viewer-canvas-edge-secondary: rgba(239, 233, 223, 0.24);
  --viewer-canvas-edge-background: rgba(239, 233, 223, 0.1);
  --viewer-canvas-edge-flow: rgba(220, 234, 236, 0.34);
  --viewer-canvas-active-node: #8f8a84;
  --viewer-canvas-active-border: rgba(247, 242, 236, 0.96);
  --viewer-canvas-active-ink: #efe9df;
  --viewer-canvas-neighbor-node: #b8b0a6;
  --viewer-canvas-neighbor-border: rgba(239, 233, 223, 0.22);
  --viewer-canvas-halo: rgba(184, 200, 206, 0.16);
  --viewer-canvas-halo-strong: rgba(255, 255, 255, 0.14);
  --viewer-focus: #c8d2d5;
  --viewer-canvas-node-fill-0: #817a72;
  --viewer-canvas-node-fill-1: #9e958b;
  --viewer-canvas-node-fill-2: #6c6660;
  --viewer-canvas-node-fill-3: #bdb5ab;
  --viewer-canvas-node-fill-4: #ab9887;
  --viewer-canvas-node-fill-5: #d0c8bf;
  --viewer-canvas-node-border-0: rgba(47, 40, 33, 0.92);
  --viewer-canvas-node-border-1: rgba(47, 40, 33, 0.92);
  --viewer-canvas-node-border-2: rgba(47, 40, 33, 0.92);
  --viewer-canvas-node-border-3: rgba(47, 40, 33, 0.92);
  --viewer-canvas-node-border-4: rgba(47, 40, 33, 0.92);
  --viewer-canvas-node-border-5: rgba(47, 40, 33, 0.92);
  --viewer-canvas-trace-dot: rgba(245, 241, 235, ALPHA);
}

body {
  background:
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.34), transparent 34%),
    radial-gradient(circle at bottom right, rgba(138, 91, 53, 0.08), transparent 28%),
    linear-gradient(180deg, var(--viewer-bg), var(--viewer-bg-deep));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.95' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='0.8'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

.viewer-shell {
  position: relative;
  z-index: 1;
  padding: 18px;
  gap: 18px;
}

.viewer-toolbar,
.viewer-panel {
  border-color: var(--viewer-border);
  background: var(--viewer-surface);
  box-shadow: none;
}

.viewer-toolbar {
  grid-template-columns: minmax(280px, 0.9fr) minmax(340px, 1.1fr) auto;
  gap: 16px 18px;
  align-items: start;
  padding: 18px 20px;
  border-radius: calc(var(--viewer-radius) + 4px);
  background: color-mix(in srgb, var(--viewer-surface) 86%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  transition: margin-right 320ms cubic-bezier(0.16, 1, 0.3, 1);
}

.viewer-toolbar-leading {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.viewer-toolbar-drawer-button,
.viewer-panel-close {
  border: 1px solid var(--viewer-border-interactive);
  border-radius: 999px;
  background: var(--viewer-panel-strong);
  color: var(--viewer-ink);
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease;
}

.viewer-toolbar-drawer-button {
  padding: 12px 14px;
  flex: 0 0 auto;
}

.viewer-toolbar-drawer-button:hover,
.viewer-panel-close:hover {
  border-color: var(--viewer-border-interactive-strong);
  background: color-mix(in srgb, var(--viewer-panel-strong) 88%, transparent);
}

.viewer-toolbar-copy {
  gap: 4px;
}

.viewer-eyebrow,
.viewer-control-label,
.viewer-overview-label,
.viewer-stage-meta-label,
.viewer-search-kicker,
.viewer-detail-kicker,
#viewer-detail dt,
.viewer-stage-eyebrow,
.viewer-detail-label,
.viewer-detail-pager-kicker,
.viewer-detail-overline {
  letter-spacing: 0.2em;
}

#viewer-title {
  font-size: clamp(2.1rem, 3vw, 3rem);
  line-height: 0.95;
}

.viewer-toolbar-stats {
  gap: 8px;
  align-self: center;
}

.viewer-overview-card {
  min-width: 92px;
  padding: 8px 12px;
  border-radius: 999px;
  border-color: var(--viewer-border-soft);
  background: color-mix(in srgb, var(--viewer-panel-strong) 90%, transparent);
}

.viewer-overview-card strong {
  color: var(--viewer-ink);
}

.viewer-toolbar-search {
  align-items: start;
  justify-content: center;
}

.viewer-search-stack {
  width: 100%;
  display: grid;
  gap: 8px;
}

.viewer-search-field {
  min-height: 52px;
  padding: 0 16px 0 18px;
  border-radius: 999px;
  border-color: var(--viewer-border-interactive);
  background: color-mix(in srgb, var(--viewer-panel-strong) 92%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.viewer-search-kicker {
  color: var(--viewer-soft);
}

#viewer-search {
  min-height: 40px;
  padding: 0 2px;
  border: none;
  background: transparent;
  font-size: 15px;
}

.viewer-search-summary {
  margin: 0;
  padding-left: 18px;
  color: var(--viewer-soft);
  font-family: var(--viewer-mono-font);
  font-size: 11px;
  line-height: 1.5;
}

.viewer-search-results {
  max-height: min(260px, 38vh);
  overflow-y: auto;
  border: 1px solid var(--viewer-border-soft);
  border-radius: var(--viewer-radius-surface);
  background: color-mix(in srgb, var(--viewer-panel-strong) 92%, transparent);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.06);
}

.viewer-search-results-list {
  margin: 0;
  padding: 6px;
  list-style: none;
  display: grid;
  gap: 4px;
}

.viewer-search-result {
  display: grid;
  gap: 4px;
  padding: 9px 10px;
  border: 1px solid transparent;
  border-radius: 12px;
  cursor: pointer;
  transition:
    border-color 140ms ease,
    background-color 140ms ease,
    transform 140ms ease;
}

.viewer-search-result:hover,
.viewer-search-result.is-active {
  border-color: var(--viewer-border-strong);
  background: color-mix(in srgb, var(--viewer-control-active-bg) 74%, transparent);
  transform: translateY(-1px);
}

.viewer-search-result-topline {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}

.viewer-search-result-title,
.viewer-search-result-path,
.viewer-search-result-description,
.viewer-search-results-empty {
  margin: 0;
}

.viewer-search-result-title {
  color: var(--viewer-ink);
  font-family: var(--viewer-ui-font);
  font-size: 13px;
  line-height: 1.35;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-search-result-type {
  margin: 0;
  color: var(--viewer-soft);
  font-family: var(--viewer-mono-font);
  font-size: 10px;
  line-height: 1.2;
  text-transform: uppercase;
}

.viewer-search-result-path {
  color: var(--viewer-soft);
  font-family: var(--viewer-mono-font);
  font-size: 10px;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-search-result-description,
.viewer-search-results-empty {
  color: var(--viewer-muted);
  font-size: 11px;
  line-height: 1.45;
}

.viewer-search-result-description {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.viewer-search-results-empty {
  padding: 12px 14px;
}

.viewer-toolbar-controls {
  gap: 12px 14px;
  max-width: 560px;
}

.viewer-toolbar-control-group {
  gap: 6px;
}

.viewer-mode-switch {
  padding: 0;
  border: none;
  background: transparent;
  gap: 8px;
}

.viewer-mode-switch button {
  padding: 10px 14px;
  border-radius: 999px;
  border-color: var(--viewer-border-interactive);
  background: color-mix(in srgb, var(--viewer-panel-strong) 90%, transparent);
  font-size: 13px;
}

.viewer-mode-switch button[aria-pressed="true"] {
  background: var(--viewer-control-active-bg);
  color: var(--viewer-control-active-ink);
}

.viewer-layout {
  position: relative;
  display: block;
  height: 100%;
  min-height: 0;
  overflow: hidden;
  isolation: isolate;
}

.viewer-drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 24;
  opacity: 0;
  background: rgba(11, 9, 7, 0.18);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
  transition: opacity 220ms ease;
}

body[data-tree-drawer-open="true"] .viewer-drawer-backdrop {
  opacity: 1;
}

.viewer-panel-tree,
.viewer-panel-detail {
  position: fixed;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  z-index: 30;
  border-radius: calc(var(--viewer-radius) + 2px);
  background: color-mix(in srgb, var(--viewer-panel) 94%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  transition:
    transform 320ms cubic-bezier(0.16, 1, 0.3, 1),
    opacity 220ms ease;
}

body {
  --viewer-tree-width: min(320px, calc(100vw - 36px));
  --viewer-detail-width: min(34vw, 480px);
}

body[data-detail-mode="full"],
body[data-view-mode="reading"] {
  --viewer-detail-width: min(44vw, 720px);
}

.viewer-panel-tree {
  top: 116px;
  left: 18px;
  bottom: 18px;
  width: var(--viewer-tree-width);
  transform: translateX(calc(-100% - 26px));
}

body[data-tree-drawer-open="true"] .viewer-panel-tree {
  transform: translateX(0);
}

.viewer-panel-detail {
  top: 18px;
  right: 18px;
  bottom: 18px;
  width: var(--viewer-detail-width);
  transform: translateX(calc(100% + 26px));
  opacity: 0;
}

body[data-detail-open="true"] .viewer-panel-detail {
  transform: translateX(0);
  opacity: 1;
}

.viewer-panel-graph {
  position: relative;
  display: block;
  height: 100%;
  min-height: 0;
  padding: 0;
  overflow: hidden;
  border-radius: calc(var(--viewer-radius) + 6px);
  background: color-mix(in srgb, var(--viewer-panel) 80%, transparent);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition:
    margin-right 320ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 320ms cubic-bezier(0.16, 1, 0.3, 1);
}

body[data-detail-open="true"] .viewer-panel-graph {
  margin-right: calc(var(--viewer-detail-width) - clamp(36px, 4vw, 88px));
}

.viewer-panel-head-drawer {
  padding: 16px 18px 14px;
  background: transparent;
  border-bottom-color: var(--viewer-border-soft);
}

.viewer-panel-close {
  padding: 10px 12px;
}

.viewer-panel-head-graph {
  position: absolute;
  inset: 0 0 auto;
  z-index: 7;
  padding: 22px 24px 0;
  border: none;
  background: none;
  pointer-events: none;
}

.viewer-panel-head-graph .viewer-panel-head-copy,
.viewer-panel-head-graph .viewer-stage-meta {
  pointer-events: auto;
}

.viewer-stage-eyebrow {
  margin: 0;
  font-size: 11px;
  line-height: 1.15;
  text-transform: uppercase;
  color: var(--viewer-soft);
}

.viewer-panel-head-graph .viewer-panel-title {
  font-size: clamp(1.7rem, 2vw, 2.4rem);
}

.viewer-stage-meta {
  gap: 4px;
  align-self: start;
}

#viewer-active-path {
  max-width: 34ch;
  color: var(--viewer-ink);
}

.viewer-graph-stage {
  position: relative;
  display: block;
  height: 100%;
  min-height: 0;
  overflow: hidden;
}

.viewer-stage-overlay {
  position: absolute;
  top: 122px;
  left: 24px;
  right: 24px;
  z-index: 7;
  padding: 0;
  border: none;
  background: none;
  align-items: center;
  gap: 12px;
}

.viewer-stage-toolbar {
  gap: 10px;
}

.viewer-stage-toolbar-scroll {
  gap: 8px;
}

.viewer-stage-toolbar button,
.viewer-overflow-menu > button,
.viewer-detail-link-button,
.viewer-detail-action-secondary,
.viewer-selection-summary-link,
#viewer-back-to-selection-summary,
#viewer-open-reading,
#viewer-back-to-snapshot {
  border-color: var(--viewer-border-interactive);
  border-radius: 999px;
  background: color-mix(in srgb, var(--viewer-panel-strong) 90%, transparent);
  font-size: 12px;
}

.viewer-stage-toolbar button,
.viewer-overflow-menu > button {
  padding: 8px 12px;
}

.viewer-overflow-panel {
  border-radius: 18px;
  background: color-mix(in srgb, var(--viewer-panel-strong) 96%, transparent);
}

.viewer-status-pill {
  max-width: min(320px, 42vw);
  padding: 10px 14px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--viewer-panel-strong) 92%, transparent);
  color: var(--viewer-ink);
}

.viewer-stage-canvas {
  position: relative;
  height: 100%;
  min-height: 0;
  display: block;
  isolation: isolate;
  transform: none;
}

.viewer-graph-halo {
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  background:
    radial-gradient(circle at 50% 50%, var(--viewer-canvas-halo-strong) 0%, var(--viewer-canvas-halo) 34%, transparent 74%);
  filter: blur(24px);
  transition:
    opacity 180ms ease,
    width 180ms ease,
    height 180ms ease,
    left 180ms ease,
    top 180ms ease;
}

.viewer-graph-halo[data-active="true"] {
  opacity: 1;
}

.viewer-graph-traces {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

#viewer-graph {
  position: relative;
  z-index: 1;
  padding: 0;
  background:
    linear-gradient(to right, var(--viewer-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--viewer-grid-line) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.18), transparent 34%),
    radial-gradient(circle at bottom right, rgba(22, 18, 14, 0.06), transparent 26%),
    var(--viewer-canvas-bg);
  background-size: 40px 40px, 40px 40px, auto, auto, auto;
}

.viewer-stage-scrim {
  display: block;
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: radial-gradient(circle at center, transparent 48%, rgba(11, 9, 7, 0.18) 100%);
}

#viewer-minimap {
  right: 18px;
  bottom: 18px;
  z-index: 3;
  min-width: 240px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--viewer-panel-strong) 88%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

body[data-view-mode="reading"] #viewer-graph {
  background:
    linear-gradient(to right, var(--viewer-grid-line-reading) 1px, transparent 1px),
    linear-gradient(to bottom, var(--viewer-grid-line-reading) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.14), transparent 34%),
    var(--viewer-canvas-bg-reading);
  background-size: 44px 44px, 44px 44px, auto, auto;
}

#viewer-tree {
  padding: 20px 22px 26px;
  background: transparent;
}

#viewer-detail {
  padding: 20px 18px 26px 16px;
  background: transparent;
}

#viewer-tree {
  overscroll-behavior: contain;
}

.viewer-tree-root,
.viewer-tree-children {
  gap: 10px;
}

.viewer-tree-directory {
  gap: 8px;
}

.viewer-tree-directory-header {
  gap: 7px;
}

.viewer-tree-directory-toggle {
  width: 26px;
  height: 26px;
  border-radius: 10px;
}

.viewer-tree-directory-label {
  font-size: 11px;
  color: var(--viewer-ink);
}

.viewer-tree-directory-count {
  min-width: 34px;
  border-radius: 999px;
}

.viewer-tree-item {
  padding: 10px 12px;
  border-radius: 12px;
  border-color: var(--viewer-border-soft);
  background: color-mix(in srgb, var(--viewer-panel-strong) 88%, transparent);
  font-size: 12px;
}

.viewer-tree-item.is-active {
  background: var(--viewer-control-active-bg);
  color: var(--viewer-ink);
}

#viewer-detail {
  font-size: 14px;
}

#viewer-detail h1,
#viewer-detail h2 {
  font-size: clamp(1.72rem, 1.95vw, 2rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

#viewer-detail h3 {
  font-size: 0.72rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

#viewer-detail p,
#viewer-detail li,
#viewer-detail dd,
#viewer-detail td {
  color: var(--viewer-muted);
  font-size: 0.88rem;
  line-height: 1.56;
}

.viewer-detail-stack {
  gap: 18px;
  min-height: 100%;
  align-content: start;
}

.viewer-detail-sheet {
  padding-bottom: 6px;
}

.viewer-detail-hero,
.viewer-detail-block {
  border: none;
  border-top: 1px solid var(--viewer-border-faint);
  border-radius: 0;
  background: transparent;
}

.viewer-detail-link-group,
.viewer-detail-meta > div {
  border: none;
  border-radius: 0;
  background: transparent;
}

.viewer-detail-hero-rail {
  display: grid;
  gap: 14px;
  padding: 2px 0 18px;
  border-top: none;
}

.viewer-detail-link-group + .viewer-detail-link-group,
.viewer-detail-reference-list > div + div {
  padding-top: 10px;
  border-top: 1px solid var(--viewer-border-faint);
}

.viewer-detail-hero-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.viewer-detail-title-block {
  display: grid;
  gap: 6px;
  width: 100%;
  max-width: none;
}

.viewer-detail-overline,
.viewer-detail-label {
  margin: 0;
  font-size: 9px;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--viewer-soft);
  letter-spacing: 0.14em;
}

.viewer-detail-stack-snapshot .viewer-detail-hero h2 {
  width: 100%;
  max-width: none;
  font-size: clamp(2.2rem, 2.45vw, 2.48rem);
  line-height: 0.9;
  letter-spacing: -0.055em;
}

.viewer-detail-stack-reading .viewer-detail-hero h2 {
  width: 100%;
  max-width: none;
  font-size: clamp(1.95rem, 2.05vw, 2.12rem);
  line-height: 0.92;
  letter-spacing: -0.045em;
}

.viewer-detail-summary {
  width: 100%;
  max-width: none;
  font-family: var(--viewer-ui-font);
  font-size: 1rem;
  line-height: 1.46;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
  overflow: hidden;
}

.viewer-detail-index {
  margin: 0;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  color: var(--viewer-ink);
  font-family: var(--viewer-mono-font);
  font-size: 0.8rem;
}

.viewer-detail-index strong {
  font-size: 0.9rem;
}

.viewer-detail-index span {
  color: var(--viewer-soft);
}

.viewer-detail-block {
  display: grid;
  gap: 10px;
  padding-top: 14px;
}

.viewer-detail-prose {
  width: 100%;
  margin: 0;
  max-width: none;
  font-family: var(--viewer-ui-font);
  font-size: 0.96rem;
  line-height: 1.62;
  color: var(--viewer-ink);
}

.viewer-detail-prose-preview {
  width: 100%;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 6;
  overflow: hidden;
}

.viewer-detail-preview-callout {
  width: 100%;
  max-width: none;
  justify-self: start;
  padding: 14px 16px;
  border: 1px solid var(--viewer-border-soft);
  border-radius: var(--viewer-radius-control);
  background: color-mix(in srgb, var(--viewer-panel-strong) 94%, transparent);
  box-shadow: none;
}

.viewer-detail-meta-inline {
  gap: 10px;
}

.viewer-detail-reference-list > div {
  display: grid;
  gap: 4px;
  padding: 0;
}

.viewer-tag-list,
.viewer-detail-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.viewer-tag,
.viewer-detail-pill-button,
.viewer-detail-link-button,
.viewer-selection-summary-link {
  min-height: 30px;
  padding: 6px 10px;
  border-radius: var(--viewer-radius-pill);
  background: color-mix(in srgb, var(--viewer-panel-strong) 92%, transparent);
  color: var(--viewer-ink);
  font-size: 0.8rem;
}

.viewer-detail-pill-button {
  text-align: left;
}

.viewer-detail-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

#viewer-open-reading,
#viewer-back-to-snapshot,
.viewer-detail-action-secondary {
  min-height: 40px;
  padding: 8px 14px;
  border-radius: var(--viewer-radius-control);
  font-size: 0.88rem;
  line-height: 1.2;
  text-decoration: none;
}

.viewer-detail-actions-rail {
  padding-top: 2px;
}

#viewer-open-reading {
  background: var(--viewer-ink);
  border-color: var(--viewer-ink);
  color: var(--viewer-panel-strong);
}

#viewer-open-reading:hover {
  background: color-mix(in srgb, var(--viewer-ink) 88%, transparent);
  color: var(--viewer-panel-strong);
}

.viewer-detail-action-secondary,
#viewer-back-to-snapshot {
  border-color: var(--viewer-border-interactive);
  background: transparent;
  color: var(--viewer-ink);
}

.viewer-detail-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.viewer-detail-link-groups {
  display: grid;
  gap: 12px;
}

.viewer-detail-link-group {
  gap: 8px;
  padding: 0;
}

.viewer-detail-link-group h3 {
  margin: 0;
  font-family: var(--viewer-ui-font);
  font-size: 0.68rem;
  line-height: 1.15;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--viewer-soft);
}

.viewer-selection-summary-list,
.viewer-detail-link-list {
  gap: 10px;
}

.viewer-detail-link-list li {
  list-style: none;
}

.viewer-detail-reading {
  display: grid;
  gap: 12px;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
}

.viewer-detail-reading img {
  border-radius: var(--viewer-radius-control);
}

.viewer-detail-reading table {
  font-size: 0.82rem;
}

.viewer-detail-reading th,
.viewer-detail-reading td {
  padding: 8px 10px;
}

.viewer-detail-reading pre {
  padding: 12px;
  border-radius: var(--viewer-radius-control);
}

.viewer-detail-reading h1 {
  font-size: clamp(1.82rem, 2vw, 2.1rem);
}

.viewer-detail-reading h2 {
  font-size: clamp(1.18rem, 1.55vw, 1.45rem);
}

.viewer-detail-reading h3 {
  font-size: 0.92rem;
  line-height: 1.34;
  letter-spacing: -0.02em;
  text-transform: none;
}

.viewer-detail-reading p,
.viewer-detail-reading li,
.viewer-detail-reading dd,
.viewer-detail-reading td {
  font-size: 0.9rem;
  line-height: 1.68;
}

.viewer-detail-pager {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--viewer-border-faint);
}

.viewer-detail-pager-button {
  min-width: 0;
  display: grid;
  gap: 6px;
  padding: 10px 12px;
  border: 1px solid transparent;
  border-radius: var(--viewer-radius-control);
  background: transparent;
  color: var(--viewer-ink);
  text-align: left;
}

.viewer-detail-pager-button strong {
  color: inherit;
  font-size: 0.94rem;
  line-height: 1.3;
  font-weight: 600;
}

.viewer-detail-pager-button-next {
  text-align: right;
}

.viewer-detail-pager-button.is-disabled {
  opacity: 0.44;
}

body[data-view-mode="reading"] .viewer-panel-graph {
  transform: scale(0.995);
}

body[data-view-mode="reading"] .viewer-panel-detail {
  background: color-mix(in srgb, var(--viewer-panel) 98%, transparent);
}

@media (min-width: 921px) {
  body[data-detail-open="true"] .viewer-toolbar {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr);
    padding-right: calc(var(--viewer-detail-width) + 28px);
  }

  body[data-detail-open="true"] .viewer-toolbar-controls {
    grid-column: 1 / -1;
    justify-content: flex-start;
    max-width: none;
  }
}

@media (max-width: 1280px) {
  .viewer-toolbar {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .viewer-toolbar-search {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 1080px) {
  body {
    --viewer-detail-width: min(42vw, 440px);
  }

  .viewer-toolbar-controls {
    max-width: none;
  }
}

@media (max-width: 920px) {
  body {
    overflow: hidden;
    --viewer-tree-width: calc(100vw - 24px);
    --viewer-detail-width: calc(100vw - 24px);
  }

  .viewer-shell {
    padding: 12px;
    gap: 12px;
  }

  .viewer-toolbar {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
  }

  .viewer-toolbar-main,
  .viewer-toolbar-controls,
  .viewer-toolbar-search {
    grid-column: auto;
    grid-row: auto;
  }

  .viewer-toolbar-controls {
    justify-content: flex-start;
  }

  .viewer-panel-graph {
    min-height: 420px;
  }

  .viewer-panel-tree {
    top: 84px;
    left: 12px;
    bottom: 12px;
  }

  .viewer-panel-detail {
    top: auto;
    left: 12px;
    right: 12px;
    bottom: 12px;
    width: auto;
    height: min(74vh, 760px);
    transform: translateY(calc(100% + 20px));
  }

  body[data-detail-open="true"] .viewer-panel-detail {
    transform: translateY(0);
  }

  body[data-detail-open="true"] .viewer-panel-graph {
    margin-right: 0;
  }

  body[data-detail-open="true"] .viewer-stage-canvas {
    transform: none;
  }

  .viewer-panel-head-graph {
    padding: 20px 18px 0;
  }

  .viewer-stage-overlay {
    top: 112px;
    left: 18px;
    right: 18px;
    display: grid;
    gap: 10px;
  }

  .viewer-stage-overlay-right {
    justify-content: flex-start;
  }

  #viewer-minimap {
    display: none;
  }

  #viewer-detail h1,
  #viewer-detail h2 {
    font-size: clamp(2rem, 7vw, 3rem);
  }

  .viewer-detail-summary {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .viewer-toolbar-leading {
    align-items: flex-start;
  }

  .viewer-toolbar-drawer-button {
    padding-inline: 12px;
  }

  .viewer-overview-card {
    min-width: 0;
  }

  .viewer-stage-toolbar button,
  .viewer-overflow-menu > button {
    padding-inline: 10px;
  }

  .viewer-detail-pager {
    grid-template-columns: 1fr;
  }

  .viewer-detail-pager-button-next {
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}

/* Headerless desktop workbench */

body {
  --viewer-left-rail-width: clamp(248px, 19vw, 292px);
  --viewer-center-column: minmax(0, 1fr);
  --viewer-detail-width: 0px;
  --viewer-detail-column: var(--viewer-detail-width);
}

body[data-detail-open="true"] {
  --viewer-detail-width: clamp(480px, 42vw, 620px);
  --viewer-detail-column: var(--viewer-detail-width);
}

body[data-detail-open="true"][data-detail-mode="full"] {
  --viewer-center-column: minmax(0, 1fr);
  --viewer-detail-column: var(--viewer-detail-width);
}

.viewer-shell {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0;
  height: var(--viewer-viewport-height);
}

.viewer-workbench {
  position: relative;
  display: grid;
  grid-template-columns: var(--viewer-left-rail-width) var(--viewer-center-column) var(--viewer-detail-column);
  min-height: 0;
  height: 100%;
  border: none;
  border-radius: 0;
  background: var(--viewer-surface);
  overflow: hidden;
  isolation: isolate;
}

#viewer-left-rail {
  position: relative;
  top: auto;
  right: auto;
  bottom: auto;
  left: auto;
  width: auto;
  min-width: 0;
  min-height: 0;
  height: 100%;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  transform: none;
  opacity: 1;
  z-index: 2;
  border: none;
  border-right: 1px solid var(--viewer-border);
  border-radius: 0;
  background: color-mix(in srgb, var(--viewer-panel-strong) 96%, transparent);
  overflow: hidden;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  transition: transform 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

.viewer-left-rail-head {
  display: grid;
  gap: 12px;
  padding: 18px 18px 14px;
  border-bottom: 1px solid var(--viewer-border-soft);
}

.viewer-left-rail-copy {
  min-width: 0;
}

#viewer-title {
  margin: 0;
  font-family: var(--viewer-heading-font);
  font-size: clamp(1.72rem, 2.2vw, 2.35rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
  font-weight: 600;
}

.viewer-left-rail-section {
  min-height: 0;
}

.viewer-left-rail-section-tree {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
}

.viewer-left-rail-section-head {
  padding: 14px 18px 0;
}

.viewer-left-rail-section-head .viewer-panel-title,
.viewer-panel-head-detail .viewer-panel-title {
  margin: 0;
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--viewer-soft);
}

.viewer-left-rail-body {
  min-width: 0;
  min-height: 0;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 14px 18px 18px;
}

#viewer-preferences {
  display: grid;
  gap: 14px;
  padding: 16px 18px 18px;
  border-top: 1px solid var(--viewer-border-soft);
  background: color-mix(in srgb, var(--viewer-panel) 92%, transparent);
}

.viewer-toolbar-control-group {
  display: grid;
  gap: 7px;
}

.viewer-mode-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  border: none;
  background: transparent;
}

.viewer-mode-switch button,
.viewer-graph-tree-toggle,
.viewer-stage-toolbar button,
.viewer-overflow-menu > button,
.viewer-detail-link-button,
.viewer-selection-summary-link,
#viewer-back-to-selection-summary,
#viewer-open-reading,
#viewer-back-to-snapshot,
.viewer-panel-close {
  border: 1px solid var(--viewer-border-interactive);
  border-radius: var(--viewer-radius-control);
  background: color-mix(in srgb, var(--viewer-panel-strong) 92%, transparent);
  color: var(--viewer-ink);
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    color 180ms ease,
    opacity 180ms ease;
}

.viewer-mode-switch button,
.viewer-panel-close {
  padding: 8px 12px;
}

.viewer-tag,
.viewer-detail-pill-button {
  border-radius: var(--viewer-radius-pill);
}

.viewer-mode-switch button:hover,
.viewer-mode-switch button:focus-visible,
.viewer-graph-tree-toggle:hover,
.viewer-graph-tree-toggle:focus-visible,
.viewer-stage-toolbar button:hover,
.viewer-stage-toolbar button:focus-visible,
.viewer-overflow-menu > button:hover,
.viewer-overflow-menu > button:focus-visible,
.viewer-panel-close:hover,
.viewer-panel-close:focus-visible {
  border-color: var(--viewer-border-interactive-strong);
  outline: none;
}

.viewer-mode-switch button[aria-pressed="true"] {
  background: var(--viewer-control-active-bg);
  color: var(--viewer-control-active-ink);
}

.viewer-left-rail-close,
.viewer-graph-tree-toggle {
  display: none;
}

.viewer-workbench > .viewer-panel-graph {
  position: relative;
  min-width: 0;
  min-height: 0;
  height: 100%;
  margin: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  overflow: hidden;
  transform: none;
}

.viewer-graph-stage {
  position: relative;
  min-height: 0;
  height: 100%;
  overflow: hidden;
}

.viewer-stage-overlay {
  position: absolute;
  top: 14px;
  right: 14px;
  left: 14px;
  z-index: 7;
  display: grid;
  grid-template-columns: auto minmax(280px, 420px) minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  pointer-events: none;
}

.viewer-search-dock {
  grid-column: 2;
  display: grid;
  gap: 6px;
  width: min(100%, 420px);
  pointer-events: auto;
}

.viewer-search-field {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  border: 1px solid color-mix(in srgb, var(--viewer-border-soft) 96%, transparent);
  border-radius: var(--viewer-radius-surface);
  background: color-mix(in srgb, var(--viewer-panel-strong) 90%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.viewer-search-field:focus-within {
  border-color: color-mix(in srgb, var(--viewer-ink) 20%, var(--viewer-border-strong));
  background: color-mix(in srgb, var(--viewer-panel-strong) 95%, transparent);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--viewer-accent-soft) 92%, transparent);
}

#viewer-search {
  flex: 1 1 auto;
  width: 100%;
  min-width: 0;
  min-height: 34px;
  display: block;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--viewer-ink);
  font-size: 14px;
  -webkit-appearance: none;
  appearance: none;
}

#viewer-search::placeholder {
  color: var(--viewer-input-placeholder);
}

#viewer-search:focus,
#viewer-search:focus-visible {
  outline: none;
}

.viewer-search-clear {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: color-mix(in srgb, var(--viewer-soft) 88%, var(--viewer-ink) 12%);
  font-family: var(--viewer-mono-font);
  font-size: 11px;
  line-height: 1;
  cursor: pointer;
  transition:
    color 140ms ease,
    background-color 140ms ease;
}

.viewer-search-clear:hover,
.viewer-search-clear:focus-visible {
  background: color-mix(in srgb, var(--viewer-accent-soft) 78%, transparent);
  color: var(--viewer-ink);
  outline: none;
}

.viewer-search-clear[hidden] {
  display: none;
}

.viewer-search-summary {
  margin: 0;
  padding-left: 2px;
  color: var(--viewer-soft);
  font-family: var(--viewer-mono-font);
  font-size: 10px;
  line-height: 1.4;
}

.viewer-search-results {
  width: 100%;
  max-width: min(460px, calc(100vw - 64px));
  max-height: min(280px, 42vh);
  overflow-y: auto;
  overflow-x: hidden;
}

.viewer-search-results-list,
.viewer-search-result,
.viewer-search-result-topline {
  min-width: 0;
}

.viewer-search-result {
  padding: 8px 9px;
}

.viewer-search-result-title {
  min-width: 0;
  font-size: 12.5px;
}

.viewer-search-result-path {
  max-width: 100%;
}

.viewer-stage-overlay-bottom {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  z-index: 7;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
  pointer-events: none;
}

.viewer-status-pill {
  max-width: min(420px, 44vw);
  padding: 8px 12px;
  border: 1px solid var(--viewer-border-soft);
  border-radius: var(--viewer-radius-control);
  background: color-mix(in srgb, var(--viewer-panel-strong) 88%, transparent);
  color: var(--viewer-ink);
  font-family: var(--viewer-mono-font);
  font-size: 10px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  pointer-events: auto;
}

.viewer-stage-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  border: none;
  border-radius: 0;
  background: transparent;
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
  pointer-events: auto;
}

.viewer-stage-toolbar-scroll {
  display: flex;
  gap: 6px;
  max-width: min(46vw, 560px);
  overflow-x: auto;
  scrollbar-width: none;
}

.viewer-stage-toolbar-scroll::-webkit-scrollbar {
  display: none;
}

.viewer-stage-toolbar button,
.viewer-overflow-menu > button {
  padding: 7px 10px;
  font-size: 11px;
}

.viewer-stage-toolbar button {
  background: transparent;
}

.viewer-overflow-menu {
  position: relative;
}

.viewer-overflow-panel {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 12;
  min-width: 208px;
  display: grid;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--viewer-border-soft);
  border-radius: var(--viewer-radius-control);
  background: color-mix(in srgb, var(--viewer-panel-strong) 96%, transparent);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.viewer-overflow-panel button {
  width: 100%;
  justify-content: flex-start;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: var(--viewer-radius-control);
  background: transparent;
  color: var(--viewer-ink);
  font: inherit;
  font-size: 12px;
  text-align: left;
  cursor: pointer;
}

.viewer-overflow-panel button:hover,
.viewer-overflow-panel button:focus-visible {
  border-color: var(--viewer-border-soft);
  background: var(--viewer-control-active-bg);
  outline: none;
}

.viewer-stage-canvas {
  position: relative;
  min-height: 0;
  height: 100%;
  transform: none;
}

#viewer-graph {
  min-height: 0;
  height: 100%;
  padding: 0;
  background:
    linear-gradient(to right, var(--viewer-grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--viewer-grid-line) 1px, transparent 1px),
    radial-gradient(circle at top left, rgba(255, 255, 255, 0.16), transparent 34%),
    radial-gradient(circle at bottom right, rgba(22, 18, 14, 0.08), transparent 28%),
    var(--viewer-canvas-bg);
  background-size: 44px 44px, 44px 44px, auto, auto, auto;
}

.viewer-stage-scrim {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(circle at center, transparent 56%, rgba(11, 9, 7, 0.08) 100%),
    linear-gradient(180deg, rgba(11, 9, 7, 0.08), transparent 16%);
}

.viewer-workbench > .viewer-panel-detail {
  position: relative;
  top: auto;
  right: auto;
  bottom: auto;
  left: auto;
  width: auto;
  min-width: 0;
  min-height: 0;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  transform: none;
  opacity: 0;
  border: none;
  border-left: 1px solid transparent;
  border-radius: 0;
  background: color-mix(in srgb, var(--viewer-panel) 94%, transparent);
  overflow: hidden;
  pointer-events: none;
  transition:
    opacity 200ms ease,
    border-color 180ms ease;
}

body[data-detail-open="true"] .viewer-workbench > .viewer-panel-detail {
  opacity: 1;
  border-left-color: transparent;
  pointer-events: auto;
}

.viewer-panel-head-detail {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px 10px 12px;
  border-bottom: 1px solid var(--viewer-border-faint);
}

.viewer-panel-head-detail .viewer-panel-title {
  min-width: 0;
}

.viewer-panel-head-detail .viewer-panel-close {
  flex: 0 0 auto;
  margin-left: auto;
}

#viewer-tree,
#viewer-detail {
  overscroll-behavior: contain;
}

#viewer-detail {
  min-width: 0;
  overflow-x: hidden;
}

body[data-detail-open="true"][data-detail-mode="full"] #viewer-detail {
  padding: 18px 20px 22px 16px;
}

body[data-detail-open="true"] .viewer-workbench > .viewer-panel-graph {
  margin-right: 0;
  border-right: 1px solid var(--viewer-border);
}

@media (max-width: 1080px) {
  body {
    --viewer-left-rail-width: min(320px, calc(100vw - 24px));
    --viewer-detail-width: min(calc(100vw - 24px), 720px);
  }

  body[data-detail-open="true"] {
    --viewer-detail-width: min(calc(100vw - 24px), 720px);
  }

  .viewer-shell {
    padding: 0;
  }

  .viewer-workbench {
    display: block;
    border: none;
    border-radius: 0;
    background: transparent;
  }

  #viewer-left-rail {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(var(--viewer-left-rail-width), 100vw);
    border: 1px solid var(--viewer-border);
    border-radius: 0;
    transform: translateX(calc(-100% - 20px));
    z-index: 30;
  }

  body[data-tree-drawer-open="true"] #viewer-left-rail {
    transform: translateX(0);
  }

  .viewer-left-rail-close,
  .viewer-graph-tree-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .viewer-left-rail-close {
    justify-self: start;
  }

  .viewer-workbench > .viewer-panel-graph {
    height: 100%;
    border: none;
    border-radius: 0;
    background: color-mix(in srgb, var(--viewer-surface) 88%, transparent);
  }

  .viewer-stage-overlay {
    top: calc(var(--viewer-safe-area-top) + 14px);
    right: calc(var(--viewer-safe-area-right) + 14px);
    left: calc(var(--viewer-safe-area-left) + 14px);
    grid-template-columns: auto minmax(0, 1fr);
    align-items: start;
    gap: 12px;
  }

  .viewer-search-dock {
    grid-column: 2;
    width: 100%;
    min-width: 0;
    max-width: none;
    padding-right: 0;
  }

  .viewer-stage-overlay-bottom {
    right: calc(var(--viewer-safe-area-right) + 14px);
    bottom: calc(var(--viewer-safe-area-bottom) + 14px);
    left: calc(var(--viewer-safe-area-left) + 14px);
    display: grid;
    justify-content: stretch;
    justify-items: start;
    align-items: end;
    gap: 8px;
  }

  .viewer-stage-toolbar {
    max-width: 100%;
  }

  .viewer-stage-toolbar-scroll {
    max-width: none;
  }

  .viewer-status-pill {
    max-width: min(100%, 420px);
  }

  .viewer-graph-tree-toggle {
    position: static;
    height: 44px;
    min-height: 44px;
    padding: 0 14px;
    justify-self: start;
    align-self: stretch;
    pointer-events: auto;
  }

  .viewer-workbench > .viewer-panel-detail {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    width: auto;
    height: min(74vh, 760px);
    border-top: 1px solid var(--viewer-border);
    border-right: none;
    border-bottom: none;
    border-left: none;
    border-radius: var(--viewer-radius-sheet) var(--viewer-radius-sheet) 0 0;
    opacity: 0;
    transform: translateY(calc(100% + 20px));
    pointer-events: none;
    z-index: 32;
  }

  body[data-detail-open="true"] .viewer-workbench > .viewer-panel-detail {
    width: auto;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  body[data-detail-open="true"] .viewer-workbench > .viewer-panel-graph {
    margin-right: 0;
  }

  body[data-detail-open="true"] .viewer-stage-canvas {
    transform: none;
  }

  .viewer-panel-head-detail {
    padding-top: calc(var(--viewer-safe-area-top) + 18px);
    padding-right: calc(var(--viewer-safe-area-right) + 18px);
    padding-bottom: 14px;
    padding-left: calc(var(--viewer-safe-area-left) + 18px);
  }

  #viewer-search {
    font-size: 16px;
  }
}

@media (max-width: 640px) {
  .viewer-left-rail-head,
  .viewer-left-rail-section-head,
  .viewer-left-rail-body,
  #viewer-preferences {
    padding-left: calc(var(--viewer-safe-area-left) + 16px);
    padding-right: calc(var(--viewer-safe-area-right) + 16px);
  }

  .viewer-stage-overlay {
    top: calc(var(--viewer-safe-area-top) + 14px);
    right: calc(var(--viewer-safe-area-right) + 14px);
    left: calc(var(--viewer-safe-area-left) + 14px);
  }

  .viewer-stage-overlay-bottom {
    right: calc(var(--viewer-safe-area-right) + 14px);
    bottom: calc(var(--viewer-safe-area-bottom) + 14px);
    left: calc(var(--viewer-safe-area-left) + 14px);
  }

  .viewer-search-field {
    min-height: 48px;
    padding-inline: 14px;
  }

  .viewer-graph-tree-toggle {
    height: 48px;
    min-height: 48px;
    padding-inline: 14px;
  }

  .viewer-stage-toolbar {
    width: 100%;
  }

  .viewer-status-pill {
    width: 100%;
    max-width: none;
  }
}