/* Hallmark · pre-emit critique: P5 H5 E5 S5 R5 V5 · macrostructure: Map / Diagram (bespoke full-field)
 * genre: atmospheric · tone: quiet / vast / precise / alive · anchor hue: ice blue 224°
 * route: custom (bespoke) · continuation: I10 · knobs: universal tunnel carrier / editable empty domains / stretched relation field / verified cross-domain landing · enrichment: Tier D interactive spatial canvas
 * paper: oklch(7.5% 0.018 258) · accent: oklch(80% 0.135 224) · display: Tomorrow · body: IBM Plex Sans
 * axes: dark / geometric-sans / cool · slop: pass (1–58; bespoke spatial field, no cards) · contrast: pass (ink-2 canvas labels, alpha floor 0.76 = 4.80:1 on stacked blue field) · nav: N9 edge-minimal · footer: none (application field)
 * honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50–57) · studied: no
 */
@import url("tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  color-scheme: dark;
  background: var(--color-space-0);
}

body {
  margin: 0;
  overflow-x: clip;
  overflow-y: clip;
  min-width: 20rem;
  min-height: 100dvh;
  background:
    radial-gradient(ellipse at 17% 28%, color-mix(in oklch, var(--color-nebula-blue) 24%, transparent), transparent 46%),
    radial-gradient(ellipse at 82% 64%, color-mix(in oklch, var(--color-nebula-violet) 18%, transparent), transparent 45%),
    linear-gradient(145deg, var(--color-space-0), var(--color-space-1) 58%, var(--color-space-0));
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 300;
  line-height: 1.55;
}

button {
  color: inherit;
  font: inherit;
}

button:focus-visible,
canvas:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: var(--rule-focus) solid var(--color-focus);
  outline-offset: var(--space-2xs);
}

[hidden] {
  display: none !important;
}

.spatial-shell {
  position: relative;
  width: 100%;
  height: 100dvh;
  min-height: 32rem;
  isolation: isolate;
  overflow: clip;
}

.spatial-shell::before,
.spatial-shell::after {
  position: absolute;
  z-index: var(--z-base);
  border-radius: var(--radius-round);
  content: "";
  pointer-events: none;
  filter: blur(4rem);
  opacity: 0.24;
}

.spatial-shell::before {
  inset: -18% auto auto -13%;
  width: min(50rem, 65vw);
  aspect-ratio: 1.4;
  background: radial-gradient(circle, var(--color-nebula-blue), transparent 67%);
}

.spatial-shell::after {
  inset: auto -17% -27% auto;
  width: min(46rem, 58vw);
  aspect-ratio: 1.25;
  background: radial-gradient(circle, var(--color-nebula-violet), transparent 69%);
  opacity: 0.16;
}

#spaceCanvas {
  position: absolute;
  z-index: var(--z-raised);
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.field-header,
.field-actions,
.field-readout,
.field-metrics,
.field-hint {
  position: absolute;
  z-index: var(--z-sticky);
  pointer-events: none;
}

.spatial-search {
  position: absolute;
  z-index: var(--z-modal);
  inset: max(4.75rem, calc(env(safe-area-inset-top) + 4rem)) 50% auto auto;
  width: min(48rem, calc(100% - 2 * var(--space-md)));
  transform: translateX(50%);
  color: var(--color-ink);
  background:
    linear-gradient(
      90deg,
      transparent,
      color-mix(in oklch, var(--color-space-0) 94%, transparent) 12%,
      color-mix(in oklch, var(--color-space-1) 96%, transparent) 88%,
      transparent
    );
}

.spatial-search__rail {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-md);
  padding-inline: var(--space-md);
  border-block: var(--rule-hairline) solid var(--color-rule);
}

.spatial-search__title,
.spatial-search__scope {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

.spatial-search__title {
  color: var(--color-update);
}

#spatialSearch,
#nodeNameEditor,
#nodeDetailEditor {
  width: 100%;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-ink);
  font: inherit;
}

#spatialSearch {
  min-height: 3.25rem;
  font-family: var(--font-display);
  font-size: var(--text-md);
  letter-spacing: -0.01em;
  outline: 0;
}

#spatialSearch::placeholder,
#nodeNameEditor::placeholder,
#nodeDetailEditor::placeholder {
  color: var(--color-muted);
  opacity: 0.72;
}

.spatial-search__scope {
  margin: var(--space-xs) var(--space-md) 0;
  color: var(--color-muted);
  letter-spacing: 0.03em;
}

.search-results {
  max-height: min(23rem, 52vh);
  margin: var(--space-sm) 0 0;
  padding: 0 var(--space-md);
  overflow-y: auto;
  list-style: none;
}

.search-results li {
  margin: 0;
  border-block-end: var(--rule-hairline) solid var(--color-rule-2);
}

.search-result {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(8rem, 0.7fr);
  gap: var(--space-lg);
  width: 100%;
  padding: var(--space-sm) 0;
  border: 0;
  background: transparent;
  color: var(--color-ink-2);
  cursor: pointer;
  text-align: start;
}

.search-result__path {
  min-width: 0;
  overflow: hidden;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.search-result__name {
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  text-align: end;
}

.search-result mark {
  background: transparent;
  color: var(--color-update);
  text-shadow: 0 0 0.65rem color-mix(in oklch, var(--color-update) 38%, transparent);
}

.node-name-editor,
.lens-editor,
.edit-status {
  position: absolute;
  z-index: var(--z-dropdown);
  pointer-events: auto;
}

.node-name-editor {
  inset: var(--editor-y, 50%) auto auto var(--editor-x, 50%);
  display: grid;
  width: clamp(10rem, 18vw, 16rem);
  gap: var(--space-2xs);
  transform: translate(var(--editor-offset-x, 1.5rem), -50%);
  color: var(--color-update);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.node-name-editor span {
  opacity: 0.72;
  letter-spacing: 0.08em;
}

.node-name-editor[data-side="left"] {
  text-align: end;
}

.node-name-editor[data-side="left"] #nodeNameEditor {
  text-align: end;
}

#nodeNameEditor {
  min-height: 2.25rem;
  border-block-end: var(--rule-hairline) solid currentColor;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  outline: 0;
}

.lens-editor {
  inset: var(--lens-y, 50%) auto auto var(--lens-x, 50%);
  display: grid;
  align-content: center;
  width: var(--lens-size, 12rem);
  aspect-ratio: 1;
  padding: var(--lens-padding, 1.5rem);
  transform: translate(-50%, -50%);
  overflow: hidden;
  border: var(--rule-hairline) solid currentColor;
  border-radius: var(--radius-round);
  background:
    radial-gradient(circle at 32% 28%, color-mix(in oklch, currentColor 16%, transparent), transparent 22%),
    radial-gradient(circle, color-mix(in oklch, var(--color-space-1) 82%, transparent), color-mix(in oklch, var(--color-space-0) 94%, transparent));
  box-shadow: inset 0 0 2.5rem color-mix(in oklch, currentColor 8%, transparent);
  color: var(--color-update);
}

#nodeDetailEditor {
  min-height: 5.5rem;
  resize: none;
  color: var(--color-ink-2);
  font-size: var(--text-xs);
  line-height: 1.45;
  outline: 0;
}

.attachment-control {
  display: inline-flex;
  width: max-content;
  align-items: center;
  border-block-end: var(--rule-hairline) solid currentColor;
  color: currentColor;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.attachment-control input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

#attachmentMeta {
  margin-block-start: var(--space-2xs);
  overflow: hidden;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.edit-status {
  inset: auto 50% max(2.4rem, calc(env(safe-area-inset-bottom) + 2rem)) auto;
  transform: translateX(50%);
  color: var(--color-update);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

[data-edit-state="update"] {
  color: var(--color-update);
}

[data-edit-state="delete"] {
  color: var(--color-delete);
}

.field-mark__mode,
.field-path,
.field-metrics,
.field-readout__caps,
.field-actions [data-priority="wide"] {
  display: none;
}

.field-header {
  inset: max(var(--space-md), env(safe-area-inset-top)) auto auto max(var(--space-md), env(safe-area-inset-left));
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.field-mark {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.field-mark__signal {
  width: var(--space-xs);
  height: var(--space-xs);
  border: var(--rule-hairline) solid var(--color-accent);
  border-radius: var(--radius-round);
  background: var(--color-space-0);
}

.field-mark__mode,
.field-path {
  color: var(--color-muted);
}

.field-path {
  max-width: min(46ch, 40vw);
  margin: 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.field-actions {
  inset: max(var(--space-md), env(safe-area-inset-top)) max(var(--space-md), env(safe-area-inset-right)) auto auto;
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  pointer-events: auto;
}

.edge-action,
.panel-close,
.preset-switch button {
  min-height: 2.75rem;
  padding: var(--space-xs) 0;
  border: 0;
  border-bottom: var(--rule-hairline) solid var(--color-rule);
  border-radius: 0;
  background: transparent;
  color: var(--color-ink-2);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  line-height: 1;
  white-space: nowrap;
  transition:
    border-color var(--dur-short) var(--ease-out),
    color var(--dur-short) var(--ease-out),
    transform var(--dur-micro) var(--ease-out);
}

.edge-action:active,
.panel-close:active,
.preset-switch button:active {
  transform: translateY(var(--space-3xs));
}

.edge-action:disabled,
.panel-close:disabled,
.preset-switch button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.edge-action[data-state="loading"],
.panel-close[data-state="loading"],
.preset-switch button[data-state="loading"] {
  cursor: wait;
  opacity: 0.72;
}

.edge-action[data-state="error"],
.panel-close[data-state="error"],
.preset-switch button[data-state="error"] {
  border-color: var(--color-error);
  color: var(--color-error);
}

.edge-action[data-state="success"],
.panel-close[data-state="success"],
.preset-switch button[data-state="success"] {
  border-color: var(--color-accent);
  color: var(--color-ink);
}

.field-readout {
  inset: auto auto max(calc(var(--space-xl) + env(safe-area-inset-bottom)), 3rem) max(var(--space-md), env(safe-area-inset-left));
  width: min(31rem, calc(100% - 2 * var(--space-md)));
}

.field-readout__label {
  min-width: 0;
  margin: 0 0 var(--space-xs);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: clamp(var(--text-md), 2.4vw, var(--text-lg));
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.field-readout__copy {
  max-width: 45ch;
  margin: 0;
  color: var(--color-ink-2);
  font-size: var(--text-sm);
}

.field-readout__caps {
  margin: var(--space-sm) 0 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.field-metrics {
  inset: auto max(var(--space-md), env(safe-area-inset-right)) max(calc(var(--space-xl) + env(safe-area-inset-bottom)), 3rem) auto;
  display: none;
  align-items: flex-end;
  gap: var(--space-lg);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-variant-numeric: tabular-nums;
}

.field-metrics span {
  display: grid;
  gap: var(--space-2xs);
  text-align: end;
}

.field-metrics b {
  color: var(--color-ink-2);
  font-size: var(--text-sm);
  font-weight: 400;
}

#metricPhase {
  min-width: 3.8em;
}

.field-hint {
  inset: auto 50% max(var(--space-xs), env(safe-area-inset-bottom)) auto;
  width: max-content;
  max-width: calc(100% - 2 * var(--space-md));
  margin: 0;
  transform: translateX(50%);
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-align: center;
  white-space: nowrap;
}

.edge-panel {
  position: absolute;
  z-index: var(--z-modal);
  inset: 0 0 0 auto;
  width: min(28rem, 100%);
  padding:
    max(var(--space-2xl), env(safe-area-inset-top))
    max(var(--space-lg), env(safe-area-inset-right))
    max(var(--space-xl), env(safe-area-inset-bottom))
    var(--space-lg);
  overflow-y: auto;
  border-inline-start: var(--rule-hairline) solid var(--color-rule-2);
  background:
    linear-gradient(180deg, var(--color-space-1), var(--color-space-0));
  color: var(--color-ink);
}

.edge-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-lg);
  padding-block-end: var(--space-xl);
  border-block-end: var(--rule-hairline) solid var(--color-rule-2);
}

.edge-panel h2 {
  min-width: 0;
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 500;
  letter-spacing: -0.025em;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.edge-panel__head p,
.edge-panel__foot {
  max-width: 34ch;
  margin: var(--space-sm) 0 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

.panel-close {
  flex: 0 0 auto;
  min-width: 2.75rem;
}

.mermaid-panel {
  width: min(36rem, 100%);
  background:
    radial-gradient(circle at 18% 8%, rgb(92 176 255 / 7%), transparent 34%),
    linear-gradient(180deg, var(--color-space-1), var(--color-space-0));
}

.mermaid-file,
.mermaid-source,
.mermaid-root-confirm {
  display: grid;
  gap: var(--space-sm);
  margin-block-start: var(--space-lg);
  color: var(--color-ink-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.mermaid-file {
  grid-template-columns: 1fr auto;
  align-items: center;
  padding-block-end: var(--space-md);
  border-block-end: var(--rule-hairline) solid var(--color-rule-2);
  cursor: pointer;
}

.mermaid-file input {
  width: min(14rem, 52vw);
  color: var(--color-muted);
  font: inherit;
}

.mermaid-source textarea {
  width: 100%;
  min-height: 19rem;
  resize: vertical;
  padding: var(--space-md) 0;
  border: 0;
  border-block: var(--rule-hairline) solid var(--color-rule-2);
  outline: 0;
  background: transparent;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.65;
  tab-size: 2;
}

.mermaid-source textarea:focus {
  border-color: var(--color-accent);
}

.mermaid-status {
  display: block;
  min-height: 3.4rem;
  margin-block: var(--space-md);
  color: var(--color-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
  white-space: pre-line;
}

.mermaid-status[data-state="ready"],
.mermaid-status[data-state="success"] {
  color: var(--color-accent);
}

.mermaid-status[data-state="error"],
.mermaid-root-confirm {
  color: var(--color-delete);
}

.mermaid-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md) var(--space-lg);
}

.mermaid-actions button {
  min-height: 2.75rem;
  padding: var(--space-xs) 0;
  border: 0;
  border-block-end: var(--rule-hairline) solid var(--color-rule);
  background: transparent;
  color: var(--color-ink-2);
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
}

.mermaid-actions button:disabled {
  cursor: not-allowed;
  opacity: 0.36;
}

.mermaid-root-confirm {
  grid-template-columns: auto 1fr;
  align-items: center;
  padding-block-start: var(--space-md);
  border-block-start: var(--rule-hairline) solid rgb(255 87 120 / 32%);
}

.preset-switch {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-block: var(--space-xl);
}

.preset-switch button[aria-pressed="true"] {
  border-color: var(--color-accent);
  color: var(--color-ink);
}

.binding-groups {
  display: grid;
  gap: var(--space-md);
}

.binding-group {
  border-block-end: var(--rule-hairline) solid var(--color-rule-2);
}

.binding-group summary {
  padding-block: var(--space-sm);
  color: var(--color-ink-2);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  list-style: none;
}

.binding-group summary::-webkit-details-marker {
  display: none;
}

.binding-group__items {
  display: grid;
  padding-block-end: var(--space-sm);
}

.binding-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(7.5rem, 1.15fr);
  gap: var(--space-md);
  align-items: center;
  padding-block: var(--space-xs);
  color: var(--color-muted);
  font-size: var(--text-xs);
}

.binding-row__name {
  color: var(--color-ink-2);
}

.binding-row__value {
  justify-self: end;
  border: 0;
  border-block-end: var(--rule-hairline) solid var(--color-rule);
  background: transparent;
  color: inherit;
  cursor: default;
  font-family: var(--font-mono);
  font-size: inherit;
  text-align: end;
}

.binding-row__value[data-editable="true"] {
  color: var(--color-update);
  cursor: pointer;
}

.paradigm-list {
  display: grid;
  gap: 0;
  margin: var(--space-lg) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: paradigms;
}

.paradigm-list li {
  display: grid;
  grid-template-columns: minmax(6.2rem, 0.8fr) minmax(0, 1.5fr);
  gap: var(--space-lg);
  padding-block: var(--space-md);
  border-block-end: var(--rule-hairline) solid var(--color-rule-2);
  counter-increment: paradigms;
}

.paradigm-list b {
  color: var(--color-ink-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
}

.paradigm-list span {
  color: var(--color-muted);
  font-size: var(--text-sm);
}

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

@media (hover: hover) and (pointer: fine) {
  .edge-action:hover,
  .panel-close:hover,
  .preset-switch button:hover {
    border-color: var(--color-accent);
    color: var(--color-ink);
  }

  .search-result:hover,
  .search-result:focus-visible {
    color: var(--color-ink);
  }

  .binding-row__value[data-editable="true"]:hover {
    border-color: var(--color-update);
  }
}

.field-actions {
  gap: var(--space-md);
}

.field-hint {
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (min-width: 48rem) {
  .field-mark__mode,
  .field-path,
  .field-readout__caps {
    display: block;
  }

  .field-metrics {
    display: flex;
  }

  .field-actions [data-priority="wide"] {
    display: block;
  }

  .field-header {
    inset-inline-start: max(var(--space-xl), env(safe-area-inset-left));
    inset-block-start: max(var(--space-lg), env(safe-area-inset-top));
  }

  .field-actions {
    gap: var(--space-lg);
    inset-inline-end: max(var(--space-xl), env(safe-area-inset-right));
    inset-block-start: max(var(--space-lg), env(safe-area-inset-top));
  }

  .field-readout {
    inset-inline-start: max(var(--space-xl), env(safe-area-inset-left));
    width: min(31rem, calc(100% - 18rem));
  }

  .field-metrics {
    inset-inline-end: max(var(--space-xl), env(safe-area-inset-right));
  }
}

@media (max-width: 47.999rem) {
  .spatial-search {
    inset-block-start: max(4.25rem, calc(env(safe-area-inset-top) + 3.5rem));
  }

  .spatial-search__title {
    display: none;
  }

  .spatial-search__rail {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .search-result {
    grid-template-columns: 1fr;
    gap: var(--space-2xs);
  }

  .search-result__name {
    text-align: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 150ms !important;
  }

  .spatial-shell::before,
  .spatial-shell::after {
    filter: none;
  }
}