:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-2: #1e293b;
  --fg: #e5e7eb;
  --muted: #94a3b8;
  --accent: #60a5fa;
  --border: #1f2937;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f8fafc;
    --panel: #ffffff;
    --panel-2: #f1f5f9;
    --fg: #0f172a;
    --muted: #64748b;
    --accent: #2563eb;
    --border: #e2e8f0;
    color-scheme: light;
  }
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
    Cantarell, "Helvetica Neue", sans-serif;
  font-size: 14px;
  line-height: 1.55;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.kg-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
  gap: 12px;
  flex-wrap: wrap;
}
.kg-title {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.kg-title strong {
  font-size: 15px;
}
.kg-muted {
  color: var(--muted);
  font-size: 12px;
}

.kg-controls {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.kg-controls input,
.kg-controls select,
.kg-controls button {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
}
.kg-controls input:focus,
.kg-controls select:focus {
  outline: 2px solid var(--accent);
}
.kg-controls button {
  cursor: pointer;
}
.kg-controls button:hover {
  border-color: var(--accent);
}

.kg-layout {
  display: grid;
  grid-template-columns: minmax(320px, 38%) 1fr;
  flex: 1;
  min-height: 0;
}
@media (max-width: 900px) {
  .kg-layout {
    grid-template-columns: 1fr;
  }
}

.kg-sidebar {
  border-right: 1px solid var(--border);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}
#kg-graph {
  height: 60vh;
  min-height: 320px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--border);
}
@media (max-width: 900px) {
  #kg-graph {
    height: 40vh;
  }
}

.kg-legend,
.kg-tags {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.kg-legend h2,
.kg-tags h2 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 6px;
}
.kg-legend ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
}
.kg-legend .dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 4px;
  vertical-align: middle;
}
.dot-stable {
  background: #6ee7b7;
  border: 2px solid #059669;
}
.dot-draft {
  background: #fde68a;
  border: 2px solid #d97706;
}
.dot-generated {
  background: #c7d2fe;
  border: 2px solid #4338ca;
}
.dot-deprecated {
  background: #fca5a5;
  border: 2px solid #b91c1c;
}

.kg-tags ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.kg-tags button {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  cursor: pointer;
}
.kg-tags button:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.kg-doc {
  overflow: auto;
  padding: 22px 30px 60px;
  background: var(--bg);
}

.kg-doc-meta h1 {
  font-size: 22px;
  margin: 0 0 6px;
}
.kg-path {
  color: var(--muted);
  margin: 0 0 10px;
}
.kg-status {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid currentColor;
}
.kg-status-stable {
  color: #059669;
}
.kg-status-draft {
  color: #d97706;
}
.kg-status-generated {
  color: #4338ca;
}
.kg-status-deprecated {
  color: #b91c1c;
}
.kg-tokens {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}
.kg-badge {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.02em;
  border: 1px solid currentColor;
}
.kg-badge-autoload {
  color: #f97316;
}
.kg-summary {
  font-size: 14px;
  color: var(--fg);
  margin: 8px 0 12px;
}
.kg-tags-inline {
  margin: 0 0 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.kg-chip {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  text-decoration: none;
}
.kg-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.kg-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin: 0 0 28px;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}
@media (max-width: 700px) {
  .kg-links {
    grid-template-columns: 1fr;
  }
}
.kg-links h3 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 6px;
}
.kg-links ul {
  margin: 0;
  padding-left: 18px;
}

.kg-stats {
  display: flex;
  gap: 18px;
  margin: 10px 0 18px;
}
.kg-stats div {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
}
.kg-stats dt {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.kg-stats dd {
  margin: 2px 0 0;
  font-size: 18px;
  font-weight: 600;
}

.kg-doc-body pre {
  background: var(--panel);
  padding: 12px 14px;
  border-radius: 8px;
  overflow-x: auto;
  border: 1px solid var(--border);
  font-size: 12.5px;
}
.kg-doc-body code {
  background: var(--panel);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.92em;
}
.kg-doc-body pre code {
  background: none;
  padding: 0;
}
.kg-doc-body a {
  color: var(--accent);
}
.kg-doc-body h1,
.kg-doc-body h2,
.kg-doc-body h3 {
  margin-top: 1.4em;
}
.kg-doc-body table {
  border-collapse: collapse;
}
.kg-doc-body th,
.kg-doc-body td {
  border: 1px solid var(--border);
  padding: 4px 10px;
}
.kg-doc-body blockquote {
  border-left: 3px solid var(--accent);
  margin: 0;
  padding: 4px 14px;
  color: var(--muted);
  background: var(--panel);
}

.kg-footer {
  display: flex;
  justify-content: space-between;
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  font-size: 12px;
}

/* --- Agency Agents shell (/agents/ or /kg/agents/) --- */
.kg-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;
}
.kg-agents-header .kg-title {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}
.kg-agents-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.kg-github-link {
  align-self: center;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}
.kg-github-link:hover {
  border-color: var(--accent);
}
#kg-nexus[aria-pressed="true"] {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.kg-prompt-panel {
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}
.kg-prompt-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 16px;
  margin-bottom: 10px;
}
.kg-prompt-head h2 {
  margin: 0;
  font-size: 1rem;
}
.kg-prompt-sub {
  flex: 1 1 220px;
  margin: 0;
}
.kg-prompt-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
}
.kg-prompt-copy {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 13px;
  cursor: pointer;
}
.kg-prompt-copy:hover {
  border-color: var(--accent);
}
.kg-prompt-textarea {
  display: block;
  width: 100%;
  min-height: 280px;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  line-height: 1.45;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--fg);
}
.kg-agents-categories {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.kg-categories-hint {
  margin: 0 0 8px;
  font-size: 12px;
}
.kg-category-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.kg-cat {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 12px;
  cursor: pointer;
}
.kg-cat:hover {
  border-color: var(--accent);
}
.kg-cat-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}
.kg-full-graph-banner {
  margin: 0 0 12px;
  font-size: 13px;
}
.kg-full-graph-banner a {
  color: var(--accent);
}