:root {
  color-scheme: light;
  --bg: #eef1f5;
  --panel: #ffffff;
  --panel-2: #f7f9fc;
  --panel-3: #eef3f8;
  --line: #c9d1dc;
  --line-soft: #dde3ec;
  --text: #18202a;
  --muted: #5d6978;
  --accent: #2f6f9f;
  --accent-2: #1f8a70;
  --warning: #a66b10;
  --warning-bg: #fff5df;
  --error: #b43b4a;
  --error-bg: #fff0f2;
  --ok: #27795f;
  --ok-bg: #e9f7f1;
  --badge: #e5edf6;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.08);
  --radius: 6px;
  --input-bg: #ffffff;
  --modal-bg: rgba(16, 24, 40, 0.45);
  --scenario-accent: #6d5bd0;
  --slots-accent: #1f8a70;
  --intentions-accent: #2f6f9f;
  --export-accent: #855c1b;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #151920;
  --panel: #1f2530;
  --panel-2: #252d39;
  --panel-3: #2d3644;
  --line: #3c4655;
  --line-soft: #313946;
  --text: #eef3f8;
  --muted: #a9b3c1;
  --accent: #7fb2f0;
  --accent-2: #7cc4a4;
  --warning: #d5b16b;
  --warning-bg: rgba(213, 177, 107, 0.16);
  --error: #df828c;
  --error-bg: rgba(223, 130, 140, 0.16);
  --ok: #7cc4a4;
  --ok-bg: rgba(124, 196, 164, 0.14);
  --badge: #33435a;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.28);
  --input-bg: #151a22;
  --modal-bg: rgba(5, 8, 12, 0.72);
  --scenario-accent: #b49bf2;
  --slots-accent: #7cc4a4;
  --intentions-accent: #7fb2f0;
  --export-accent: #d5b16b;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 13px/1.45 Inter, "Segoe UI", sans-serif;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  border: 1px solid var(--line);
  background: var(--panel-3);
  color: var(--text);
  border-radius: 5px;
  padding: 7px 11px;
  cursor: pointer;
  white-space: nowrap;
}

button:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--input-bg);
  color: var(--text);
  padding: 8px 9px;
}

input:disabled,
textarea:disabled,
select:disabled {
  border-color: var(--line-soft);
  background: color-mix(in srgb, var(--panel-3) 78%, var(--bg));
  color: var(--muted);
  cursor: not-allowed;
  opacity: 0.72;
}

.field:has(input:disabled),
.field:has(textarea:disabled),
.field:has(select:disabled) {
  opacity: 0.82;
}

textarea {
  resize: vertical;
  min-height: 84px;
}

input:focus,
textarea:focus,
select:focus,
button:focus,
.help-icon:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 25%, transparent);
  outline-offset: 0;
  border-color: var(--accent);
}

code {
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
}

.shell {
  max-width: 1920px;
  margin: 0 auto;
  padding: 12px;
}

.app-topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  min-height: 54px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 94%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 28px;
  min-width: 0;
}

.brand-row strong {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand-row span {
  max-width: 52vw;
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar-actions,
.button-row,
.topbar-controls,
.locale-switch,
.export-actions,
.pill-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.locale-switch {
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
}

.locale-switch button {
  border-color: transparent;
  background: transparent;
  padding: 5px 9px;
}

.locale-switch button.is-active {
  background: var(--accent);
  color: #ffffff;
}

.version {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 9px;
  color: var(--muted);
}

.layout,
.content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.editor-section,
.section-group,
.sidebar-block {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.editor-section,
.section-group,
.sidebar-block {
  padding: 12px;
}

.section-header,
.subsection-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.section-header h2,
.sidebar-block h2 {
  margin: 0;
  font-size: 20px;
  line-height: 1.2;
}

.sidebar-block h2 {
  margin-bottom: 8px;
}

.section-header p {
  margin: 4px 0 0;
  color: var(--muted);
}

.subsection-header.tight {
  margin-bottom: 8px;
}

.scenario-section {
  border-top: 3px solid var(--scenario-accent);
}

.slots-section {
  border-top: 3px solid var(--slots-accent);
}

.intentions-section {
  border-top: 3px solid var(--intentions-accent);
}

.export-section,
.validation-section {
  border-top: 3px solid var(--export-accent);
}

.scenario-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(420px, 0.85fr);
  gap: 12px;
}

.scenario-grid > .subsection {
  margin-top: 0;
}

.slot-intention-pair {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: 12px;
  align-items: start;
}

.owner-pair {
  margin-top: 0;
}

.secondary-pairs-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.field-grid {
  display: grid;
  gap: 10px;
}

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

.field-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.field-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.field,
.check-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.field > span,
.check-row > span {
  font-weight: 600;
}

.field-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.field-wide {
  grid-column: span 2;
}

.check-row {
  flex-direction: row;
  align-items: center;
  min-height: 35px;
}

.check-row-centered {
  align-self: start;
  min-height: 35px;
  margin-top: 30px;
  padding-top: 0;
}

.check-row input {
  width: auto;
}

.field-hint-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 12px;
}

.field-counter {
  white-space: nowrap;
}

.subsection {
  margin-top: 12px;
  padding: 10px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.subsection.flat {
  margin-top: 0;
  background: transparent;
}

.visibility-combo {
  background: color-mix(in srgb, var(--panel-2) 88%, var(--intentions-accent));
  margin-bottom: 5px;
}

.intention-tabs {
  display: flex;
  gap: 6px;
  margin: -2px 0 12px;
  border-bottom: 1px solid var(--line-soft);
}

.intention-tabs button {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-color: var(--line-soft);
  background: var(--panel-2);
}

.intention-tabs button.is-active {
  border-bottom-color: var(--panel);
  background: var(--panel);
  color: var(--accent);
}

.predicate-card,
.binding-card,
.text-binding-card,
.loc-card,
.summary-box {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel);
}

.predicate-card,
.binding-card,
.text-binding-card {
  padding: 10px;
  margin-top: 8px;
}

.predicate-card > .field,
.predicate-card > .field-grid {
  margin-top: 14px;
}

.predicate-card .field-grid {
  row-gap: 16px;
}

.text-binding-card + .text-binding-card {
  margin-top: 12px;
}

.text-binding-card .subsection-header > div:first-child {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.text-binding-card code {
  display: inline-flex;
  max-width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  background: var(--badge);
  padding: 2px 7px;
  overflow-wrap: anywhere;
}

.predicate-grid,
.binding-grid {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.drag-handle {
  display: grid;
  place-items: center;
  min-height: 35px;
  color: var(--muted);
}

.inline-editor {
  display: flex;
  gap: 8px;
}

.inline-editor-wide {
  align-items: stretch;
}

.inline-editor-wide .searchable-dropdown,
.inline-editor-wide input,
.inline-editor-wide select {
  flex: 1 1 auto;
  min-width: 260px;
}

.inline-editor input,
.inline-editor select {
  min-width: 0;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.chip,
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--badge);
  padding: 3px 8px;
}

.chip-remove {
  border: 0;
  background: transparent;
  padding: 0;
  color: inherit;
}

.checkbox-stack {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.is-disabled {
  opacity: 0.58;
}

.muted-text {
  color: var(--muted);
}

.help-icon {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  font-size: 12px;
  cursor: help;
}

.category-field {
  position: relative;
}

.category-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 35px;
  background: var(--input-bg);
  text-align: left;
}

.searchable-dropdown {
  position: relative;
}

.searchable-trigger {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 35px;
  background: var(--input-bg);
  text-align: left;
}

.searchable-trigger .is-placeholder {
  color: var(--muted);
}

.searchable-trigger .is-selected {
  color: var(--text);
}

.category-trigger strong {
  overflow: hidden;
  text-overflow: ellipsis;
}

.category-menu {
  position: absolute;
  top: 58px;
  left: 0;
  z-index: 12;
  display: grid;
  width: 100%;
  max-height: 320px;
  gap: 4px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 6px;
}

.searchable-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 12;
  display: grid;
  width: 100%;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 6px;
}

.searchable-filter {
  min-height: 35px;
}

.searchable-options {
  display: grid;
  gap: 4px;
  max-height: 320px;
  overflow: auto;
}

.category-option {
  display: grid;
  width: 100%;
  gap: 3px;
  border-color: transparent;
  background: transparent;
  text-align: left;
  white-space: normal;
}

.category-option strong {
  font-weight: 700;
}

.category-option span {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.searchable-option {
  display: grid;
  width: 100%;
  gap: 3px;
  border-color: transparent;
  background: transparent;
  text-align: left;
  white-space: normal;
}

.searchable-option strong {
  font-weight: 700;
}

.searchable-option span {
  color: var(--muted);
  overflow-wrap: anywhere;
}

.searchable-option-clear {
  border-color: var(--line-soft);
  background: var(--panel-2);
}

.searchable-empty {
  padding: 8px 10px;
  color: var(--muted);
}

.category-option:hover:not(:disabled),
.category-option.is-active,
.searchable-option:hover:not(:disabled),
.searchable-option.is-active {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  color: var(--text);
}

.help-icon:hover::after,
.help-icon:focus::after {
  content: attr(data-tooltip);
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 10;
  width: min(260px, calc(100vw - 24px));
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow);
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.status-chip-row,
.export-summary,
.bottom-grid {
  display: grid;
  gap: 10px;
}

.status-chip-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.bottom-grid {
  grid-template-columns: minmax(300px, 0.65fr) minmax(0, 1.35fr);
}

.severity-chip,
.summary-box {
  padding: 10px;
}

.severity-chip {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
  min-width: 0;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.severity-chip strong,
.severity-chip span {
  min-width: 0;
  overflow-wrap: anywhere;
  white-space: normal;
}

.severity-chip strong {
  flex: 0 0 auto;
}

.severity-chip-error {
  background: var(--error-bg);
  color: var(--error);
}

.severity-chip-warning {
  background: var(--warning-bg);
  color: var(--warning);
}

.severity-chip-neutral {
  color: var(--muted);
}

.status-copy {
  margin: 10px 0 0;
}

.status-copy-error {
  color: var(--error);
}

.status-copy-warning {
  color: var(--warning);
}

.status-copy-ok {
  color: var(--ok);
}

.issues-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 260px;
  margin: 0;
  padding: 0;
  overflow: auto;
  list-style: none;
}

.issue {
  display: grid;
  gap: 4px;
  padding: 9px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel-2);
}

.issue-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.issue-error {
  border-color: color-mix(in srgb, var(--error) 45%, var(--line));
}

.issue-warning {
  border-color: color-mix(in srgb, var(--warning) 45%, var(--line));
}

.issue-ok {
  border-color: color-mix(in srgb, var(--ok) 45%, var(--line));
}

.export-summary {
  grid-template-columns: 180px minmax(0, 1fr) 240px;
  margin-bottom: 12px;
}

.summary-box {
  display: grid;
  gap: 6px;
}

.summary-box strong {
  font-size: 20px;
}

.summary-box-derivation {
  border-color: color-mix(in srgb, var(--accent-2) 45%, var(--line));
}

.export-actions {
  margin-bottom: 12px;
}

.loc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 8px;
}

.loc-card {
  display: grid;
  gap: 5px;
  padding: 8px;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.preview-grid textarea {
  min-height: 320px;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 12px;
}

.color-field {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
}

.color-swatch {
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 5px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background: var(--modal-bg);
}

.modal-card {
  width: min(720px, 96vw);
  max-height: 86vh;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow);
  padding: 16px;
}

.modal-card-wide {
  width: min(1180px, 96vw);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.modal-header h2 {
  margin: 0;
}

.compact-list {
  margin: 0;
  padding-left: 18px;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 10px;
}

.category-card {
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 10px;
  background: var(--panel-2);
}

.category-card h3 {
  margin: 0 0 6px;
}

@media (max-width: 1180px) {
  .scenario-grid,
  .slot-intention-pair,
  .bottom-grid,
  .preview-grid,
  .export-summary {
    grid-template-columns: 1fr;
  }

  .field-grid.four,
  .field-grid.three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .app-topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand-row span {
    max-width: 82vw;
  }
}

@media (max-width: 720px) {
  .shell {
    padding: 8px;
  }

  .field-grid.two,
  .field-grid.three,
  .field-grid.four,
  .status-chip-row {
    grid-template-columns: 1fr;
  }

  .field-wide {
    grid-column: auto;
  }

  .topbar-actions {
    width: 100%;
  }
}