/* Ontology Studio overlay. Tokens from styles.css. Distill Foundry Ontology Manager density, do not clone. */
.ontology-studio {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: 260px 1fr 360px;
  grid-template-rows: 48px 1fr 200px;
  grid-template-areas:
    "head head head"
    "rail editor graph"
    "issues issues changelog";
  background: #070707;
  color: var(--text);
  border: 0;
  font-size: var(--fs-2, 14px);
  font-family: var(--font, system-ui, sans-serif);
  line-height: var(--lh, 1.5);
}

.ontology-studio[hidden] {
  display: none !important;
}

.os-head {
  grid-area: head;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
  border-bottom: 1px solid var(--border);
  background: #0d0d0d;
  min-width: 0;
}

.os-head h2 {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-family: ui-monospace, Consolas, monospace;
  white-space: nowrap;
}

.os-rev,
.os-badge {
  font-size: 11px;
  color: var(--muted);
  font-family: ui-monospace, Consolas, monospace;
  padding: 2px 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  white-space: nowrap;
}

.os-badge.is-error {
  color: #f2a3a3;
  border-color: rgba(242, 163, 163, 0.4);
}

.os-badge.is-warn {
  color: #f0c36d;
  border-color: rgba(240, 195, 109, 0.4);
}

.os-badge.is-ok {
  color: #9ad7c2;
  border-color: rgba(154, 215, 194, 0.35);
}

.os-search {
  flex: 1;
  min-width: 80px;
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.4rem 0.45rem;
  font-size: 12px;
  border-radius: 6px;
}

.os-head button,
.os-rail button,
.os-editor button,
.os-graph-tools button,
.os-export-menu button {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.28rem 0.5rem;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 8px;
  cursor: pointer;
}

.os-head button:hover,
.os-rail button:hover,
.os-editor button:hover,
.os-graph-tools button:hover,
.os-export-menu button:hover {
  border-color: var(--accent);
}

.os-head button:focus-visible,
.os-rail button:focus-visible,
.os-editor button:focus-visible,
.os-search:focus-visible,
.os-editor input:focus-visible,
.os-editor select:focus-visible,
.os-export-menu button:focus-visible,
.os-graph-tools button:focus-visible,
.os-list button:focus-visible {
  outline: 1px dashed var(--accent);
  outline-offset: 2px;
}

.os-export-wrap {
  position: relative;
}

.os-export-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 6px;
  background: #0d0d0d;
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 140px;
}

.os-export-menu[hidden] {
  display: none;
}

.os-rail {
  grid-area: rail;
  display: flex;
  flex-direction: column;
  min-width: 0;
  border-right: 1px solid var(--border);
  background: #0d0d0d;
}

.os-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  padding: 6px;
  border-bottom: 1px solid var(--border);
}

.os-tabs button[aria-selected="true"] {
  background: var(--accent);
  color: #070707;
  border-color: var(--accent);
}

.os-list {
  flex: 1;
  overflow: auto;
  padding: 4px;
}

.os-list [data-id] {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 12px;
  cursor: pointer;
}

.os-list [data-id].is-on {
  border-color: var(--accent);
  background: var(--panel);
}

.os-list .os-row-id {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 11px;
}

.os-list .os-row-sub {
  color: var(--muted);
  font-size: var(--fs-1, 12px);
  max-width: var(--measure, 70ch);
}

.os-list .os-row {
  display: flex;
  align-items: flex-start;
  position: relative;
  padding-right: var(--space-4, 32px);
}

.os-list .os-row-main {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  padding: 0;
  text-align: left;
  color: inherit;
  font: inherit;
}

.os-new {
  margin: 6px;
}

.os-editor {
  grid-area: editor;
  overflow: auto;
  padding: 10px 12px 16px;
  min-width: 0;
  background: #070707;
}

.os-editor h3 {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: ui-monospace, Consolas, monospace;
}

.os-form {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 6px 8px;
  align-items: center;
  margin-bottom: 12px;
}

.os-form label {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.os-editor input,
.os-editor select,
.os-editor textarea {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.4rem 0.45rem;
  font-size: 12px;
  border-radius: 6px;
  width: 100%;
}

.os-editor textarea {
  min-height: 48px;
  resize: vertical;
  grid-column: 2;
}

.os-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f2a3a3;
  margin-left: 6px;
  vertical-align: middle;
}

.os-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin: 6px 0 10px;
}

.os-table th {
  text-align: left;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
  padding: 4px;
  border-bottom: 1px solid var(--border);
}

.os-table td {
  padding: 3px 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

.os-table input,
.os-table select {
  font-size: 12px;
}

.os-table input[type="checkbox"] {
  width: auto;
}

.os-graph {
  grid-area: graph;
  position: relative;
  min-width: 0;
  border-left: 1px solid var(--border);
  background: #0d0d0d;
  overflow: hidden;
}

.os-graph-tools {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 1;
}

.os-graph svg {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

.os-graph svg.is-grabbing {
  cursor: grabbing;
}

.os-box text {
  font-family: ui-monospace, Consolas, monospace;
  font-size: 11px;
  fill: var(--text);
  pointer-events: none;
}

.os-box .os-box-sub {
  fill: var(--muted);
  font-size: 10px;
}

.os-edge {
  stroke: rgba(255, 255, 255, 0.28);
  fill: none;
}

.os-edge-label {
  fill: var(--muted);
  font-size: 10px;
  font-family: ui-monospace, Consolas, monospace;
}

.os-issues {
  grid-area: issues;
  overflow: auto;
  border-top: 1px solid var(--border);
  padding: 8px 10px;
  background: #0d0d0d;
}

.os-changelog {
  grid-area: changelog;
  overflow: auto;
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
  padding: 8px 10px;
  background: #0d0d0d;
}

.os-issues h3,
.os-changelog h3 {
  margin: 0 0 6px;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  font-family: ui-monospace, Consolas, monospace;
}

.os-issues [data-code],
.os-changelog li {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  padding: 5px 2px;
  font-size: 12px;
  cursor: pointer;
  font-family: inherit;
}

.os-issues [data-code] .os-code {
  font-family: ui-monospace, Consolas, monospace;
  color: #f2a3a3;
  margin-right: 8px;
  font-size: 11px;
}

.os-issues [data-code].is-warn .os-code {
  color: #f0c36d;
}

.os-issues [data-code].is-info .os-code {
  color: var(--muted);
}

.os-changelog .os-when {
  color: var(--muted);
  font-size: 10px;
  font-family: ui-monospace, Consolas, monospace;
}

.os-changelog .os-src {
  color: var(--muted);
  font-size: 10px;
  font-family: ui-monospace, Consolas, monospace;
}

.os-empty {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 1000px) {
  .ontology-studio {
    grid-template-columns: 1fr;
    grid-template-rows: 48px auto 1fr 220px 180px 180px;
    grid-template-areas:
      "head"
      "rail"
      "editor"
      "graph"
      "issues"
      "changelog";
  }

  .os-graph {
    min-height: 220px;
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .os-changelog {
    border-left: 0;
  }
}