/* studio.css — KIFF Studio authoring surface (loaded with dashboard.css). */

/* ── Studio (#229) ──────────────────────────────────────────────
 *
 * Progressive domain-authoring surface at /dashboard/studio.
 * Mirrors the kiff-studio-evolution mockup: a slim stage strip, a
 * single framed "app window" with a titlebar, a two-column body
 * (block builder + live YAML) inside, and a footer row of
 * primitive explainer cards.
 *
 * All selectors live under .studio / .studio-* so this block does
 * not interact with any other dashboard page.
 */

.studio {
  --st-rule: var(--rule-soft);
  --st-rule-strong: var(--rule);
  --st-card: color-mix(in oklab, var(--bg-elev) 55%, transparent);
  --st-window: color-mix(in oklab, var(--bg-elev) 35%, transparent);
  --st-accent: var(--accent);
  --st-gap: var(--size-3);
  max-width: 1180px;
  margin: 0 auto;
  padding: var(--size-4) var(--size-4) var(--size-7);
  display: flex;
  flex-direction: column;
  gap: var(--size-4);
}

.studio-banner {
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: var(--size-2) var(--size-3);
  background: color-mix(in oklab, orange 7%, var(--bg-elev) 55%);
  font-size: var(--font-size-0);
  color: var(--fg-soft);
}

/* Success/info banner — a draft import that landed, etc. Green
 * rather than the amber "heads up" error tone. */
.studio-banner-ok {
  background: color-mix(in oklab, var(--accent) 8%, var(--bg-elev) 55%);
  border-color: color-mix(in oklab, var(--accent) 35%, var(--st-rule));
  color: var(--fg);
}

.studio-banner-ok strong {
  color: var(--accent);
}

/* ── Enforcement header (RFC 018 amendment 2026-06-04) ───────────
 *
 * The value-oriented lead of the page: "is this action governed
 * before it runs, or are we just watching?" — answered before any
 * authoring chrome. Three states (enforcing / observed / drafting)
 * mirror the dashboard Overview's governance card. */
.studio-enforce {
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: var(--size-4);
  background: var(--st-card);
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
}

.studio-enforce-line {
  display: flex;
  align-items: center;
  gap: var(--size-2);
}

.studio-enforce-kicker {
  margin: 0;
  font-family: var(--font-code);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.studio-enforce-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--fg-muted);
  opacity: 0.5;
  flex: 0 0 auto;
}

.studio-enforce-dot-on {
  background: var(--ok);
  opacity: 1;
  box-shadow: 0 0 7px color-mix(in oklab, var(--ok) 70%, transparent);
}

.studio-enforce-dot-observe {
  background: var(--warn);
  opacity: 1;
}

.studio-enforce-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.7vw, 1.55rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

.studio-enforce-title code {
  font-family: var(--font-code);
  font-size: 0.85em;
  color: var(--accent);
}

.studio-enforce-desc {
  margin: 0;
  max-width: 68ch;
  color: var(--fg-soft);
  font-size: var(--font-size-1);
  line-height: 1.55;
}

.studio-enforce-actions {
  margin-top: var(--size-1);
}

/* State accents: enforcing reads "live" (ok/green edge); observed
 * reads "in progress" (warm/amber edge); drafting stays neutral. */
.studio-enforce-on {
  border-color: color-mix(in oklab, var(--ok) 32%, var(--st-rule));
  background: color-mix(in oklab, var(--ok) 5%, var(--st-card));
}

.studio-enforce-observe {
  border-color: color-mix(in oklab, var(--warn) 32%, var(--st-rule));
  background: color-mix(in oklab, var(--warn) 5%, var(--st-card));
}

.studio-observed {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: var(--size-4);
  align-items: start;
  border: 1px solid color-mix(in oklab, var(--st-accent) 32%, var(--st-rule));
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--st-accent) 5%, var(--st-window));
  padding: var(--size-4);
}

.studio-observed-kicker {
  margin: 0 0 var(--size-1);
  font-family: var(--font-code);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--st-accent);
}

.studio-observed-copy h2 {
  margin: 0 0 var(--size-2);
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2vw, 1.9rem);
  line-height: 1.05;
}

.studio-observed-copy p {
  margin: 0;
  max-width: 68ch;
  color: var(--fg-soft);
}

.studio-observed-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--size-2) var(--size-3);
  margin: 0;
}

.studio-observed-facts div {
  min-width: 0;
}

.studio-observed-facts dt {
  margin-bottom: 2px;
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.studio-observed-facts dd {
  margin: 0;
  color: var(--fg);
  overflow-wrap: anywhere;
}

@media (max-width: 900px) {
  .studio-observed {
    grid-template-columns: 1fr;
  }
}

/* ── Slim stage strip ───────────────────────────────────────── */

.studio-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--size-4);
  border-bottom: 1px solid var(--st-rule);
  padding-bottom: var(--size-3);
}

.studio-strip-item {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding-top: var(--size-2);
  border-top: 2px solid transparent;
  min-width: 0;
}

.studio-strip-label {
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  opacity: 0.7;
}

.studio-strip-name {
  font-family: var(--font-display);
  font-size: var(--font-size-1);
  font-weight: 600;
  color: var(--fg-muted);
}

.studio-strip-hint {
  font-size: 0.7rem;
  color: var(--fg-muted);
  opacity: 0.7;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.studio-strip-item.studio-stage-reached .studio-strip-name {
  color: var(--fg-soft);
}

.studio-strip-item.studio-stage-active {
  border-top-color: var(--st-accent);
}

.studio-strip-item.studio-stage-active .studio-strip-label,
.studio-strip-item.studio-stage-active .studio-strip-name {
  color: var(--st-accent);
}

.studio-strip-item.studio-stage-active .studio-strip-hint {
  color: var(--fg-soft);
  opacity: 1;
}

/* clickable strip tabs (preview mode) */
.studio-strip-tab {
  text-decoration: none;
  cursor: pointer;
  transition: border-color 120ms ease;
}

.studio-strip-tab:hover {
  border-top-color: color-mix(in oklab, var(--st-accent) 50%, var(--st-rule));
}

.studio-strip-tab:hover .studio-strip-name {
  color: var(--fg);
}

/* ── Framed window ──────────────────────────────────────────── */

.studio-window {
  border: 1px solid var(--st-rule-strong);
  border-radius: var(--radius);
  background: var(--st-window);
  overflow: hidden;
}

.studio-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-3);
  flex-wrap: wrap;
  padding: var(--size-2) var(--size-3);
  border-bottom: 1px solid var(--st-rule);
  background: color-mix(in oklab, var(--bg-elev) 50%, transparent);
}

.studio-titlebar-id {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  min-width: 0;
}

.studio-titlebar-app {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--font-size-1);
  color: var(--fg);
}

.studio-titlebar-sep {
  color: var(--fg-muted);
  opacity: 0.6;
}

.studio-titlebar-domain {
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  color: var(--fg-soft);
  background: color-mix(in oklab, var(--bg-code) 55%, transparent);
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: 2px var(--size-2);
}

.studio-titlebar-actions {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  flex-wrap: wrap;
}

.studio-tab {
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  text-decoration: none;
  padding: var(--size-1) var(--size-2);
  border-radius: var(--radius);
  border: 1px solid var(--st-rule);
  color: var(--fg-soft);
  background: var(--bg);
}

.studio-tab-yaml {
  color: var(--bg);
  background: var(--st-accent);
  border-color: var(--st-accent);
  font-weight: 600;
}

.studio-tab-yaml:hover {
  color: var(--bg);
  background: var(--accent-soft);
  border-color: var(--accent-soft);
}

.studio-tab-ghost:hover {
  color: var(--fg);
  border-color: var(--fg-muted);
}

.studio-save {
  display: inline-flex;
  align-items: center;
  gap: var(--size-1);
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  color: var(--fg-muted);
  padding-right: var(--size-1);
}

.studio-save-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--fg-muted);
}

.studio-save-saved .studio-save-dot {
  background: var(--st-accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--st-accent) 25%, transparent);
}

.studio-preview-badge {
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: oklch(82% 0.10 70);
  border: 1px solid color-mix(in oklab, oklch(80% 0.12 70) 40%, var(--st-rule));
  background: color-mix(in oklab, oklch(80% 0.12 70) 9%, var(--bg));
  border-radius: 999px;
  padding: 2px var(--size-2);
}

/* ── Two-column body ────────────────────────────────────────── */

.studio-body {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.studio-builder {
  padding: var(--size-4);
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
  min-width: 0;
}

/* The YAML is the artifact, not the interface (RFC 018 amendment
 * 2026-06-04). It collapses below the builder instead of taking
 * the larger of two columns. Folded by default; the developer who
 * wants to read or export it opens it. */
.studio-yaml-panel {
  border-top: 1px solid var(--st-rule);
}

.studio-yaml-summary {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  padding: var(--size-3) var(--size-4);
  cursor: pointer;
  list-style: none;
  font-family: var(--font-code);
  user-select: none;
}

.studio-yaml-summary::-webkit-details-marker { display: none; }

.studio-yaml-summary-label {
  font-size: 0.72rem;
  color: var(--fg);
  letter-spacing: 0.04em;
}

.studio-yaml-summary-hint {
  font-size: 0.62rem;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

.studio-yaml-summary-chev {
  margin-left: auto;
  color: var(--fg-muted);
  transition: transform 120ms ease;
}

.studio-yaml-panel[open] .studio-yaml-summary-chev {
  transform: rotate(90deg);
}

.studio-yaml-summary:hover .studio-yaml-summary-label {
  color: var(--accent);
}

.studio-yaml {
  background: var(--bg-code);
  min-width: 0;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--st-rule);
}

/* section labels */

.studio-section {
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
  opacity: 0.7;
  margin: var(--size-2) 0 0 0;
}

.studio-section:first-child {
  margin-top: 0;
}

/* ── Typed primitive cards ──────────────────────────────────── */

.studio-card {
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  background: var(--st-card);
  overflow: hidden;
}

.studio-card-head {
  display: flex;
  align-items: center;
  gap: var(--size-2);
  padding: var(--size-2) var(--size-3);
  cursor: pointer;
  list-style: none;
}

.studio-card-head::-webkit-details-marker {
  display: none;
}

.studio-card-glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--st-rule-strong);
  background: var(--bg);
  color: var(--fg-soft);
  font-size: 13px;
  flex: 0 0 auto;
}

.studio-card-name {
  font-family: var(--font-code);
  font-size: var(--font-size-1);
  font-weight: 600;
  color: var(--fg);
  margin-right: auto;
  word-break: break-word;
}

.studio-card-chev {
  color: var(--fg-muted);
  transition: transform 120ms ease;
}

.studio-card[open] .studio-card-chev {
  transform: rotate(90deg);
}

.studio-tag {
  font-family: var(--font-code);
  font-size: 0.66rem;
  padding: 2px var(--size-2);
  border-radius: 999px;
  border: 1px solid var(--st-rule);
  color: var(--fg-muted);
  background: color-mix(in oklab, var(--fg-soft) 8%, var(--bg));
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.tag-entity  { color: oklch(80% 0.10 240); border-color: color-mix(in oklab, oklch(80% 0.10 240) 35%, var(--st-rule)); }
.tag-state   { color: oklch(82% 0.09 175); border-color: color-mix(in oklab, oklch(80% 0.10 175) 35%, var(--st-rule)); }
.tag-action  { color: oklch(85% 0.10 80);  border-color: color-mix(in oklab, oklch(80% 0.12 80) 35%, var(--st-rule)); }
.tag-role    { color: oklch(80% 0.10 305); border-color: color-mix(in oklab, oklch(80% 0.10 305) 35%, var(--st-rule)); }
.tag-audit   { color: oklch(80% 0.10 305); border-color: color-mix(in oklab, oklch(80% 0.10 305) 35%, var(--st-rule)); }
.tag-adapter { color: oklch(82% 0.09 175); border-color: color-mix(in oklab, oklch(80% 0.10 175) 35%, var(--st-rule)); }

.studio-card-body {
  padding: var(--size-3);
  border-top: 1px solid var(--st-rule);
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
}

.studio-card-note {
  font-family: var(--font-code);
  font-size: 0.72rem;
  color: var(--fg-soft);
  margin: 0;
}

/* ── Form fields ────────────────────────────────────────────── */

.studio-fields {
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
  margin: 0;
}

/* Read-only projection fields (RFC 031 A3): Build renders the running
   domain, it doesn't edit it. Label + value, never a disabled input. */
.studio-rofields {
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
  margin: 0;
}

.studio-rofield {
  display: flex;
  align-items: baseline;
  gap: var(--size-3);
}

.studio-rofield-label {
  flex: 0 0 8.5rem;
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.studio-rofield-value {
  font-family: var(--font-code);
  font-size: 0.82rem;
  color: var(--fg);
  overflow-wrap: anywhere;
}

.studio-rofield-empty {
  font-size: 0.78rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* Source-of-truth banner: the domain shown is the running version; the
   kiff.yaml lives in the developer's repo (docker-compose model). */
.studio-source-note {
  margin: var(--size-2) 0 var(--size-3);
  padding: var(--size-2) var(--size-3);
  border: 1px solid var(--st-rule, var(--rule-soft));
  border-radius: 10px;
  background: color-mix(in oklab, var(--accent) 5%, transparent);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--fg-soft);
}

.studio-source-note code {
  font-family: var(--font-code);
  font-size: 0.95em;
}

.studio-field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--size-2);
}

.studio-field {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.studio-field > span {
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  color: var(--fg-muted);
}

.studio-field input,
.studio-field select {
  padding: var(--size-1) var(--size-2);
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--fg);
  font: inherit;
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  min-width: 0;
}

.studio-field input:focus,
.studio-field select:focus {
  outline: none;
  border-color: var(--st-accent);
  box-shadow: 0 0 0 2px color-mix(in oklab, var(--st-accent) 25%, transparent);
}

.studio-field-error {
  color: tomato;
  font-size: 0.7rem;
}

.studio-field-hint {
  color: var(--fg-muted);
  font-size: 0.68rem;
  line-height: 1.35;
}

.studio-field-hint code {
  font-family: var(--font-code);
  font-size: 0.95em;
  color: var(--fg-soft);
  background: color-mix(in oklab, var(--bg-code) 50%, transparent);
  padding: 0 3px;
  border-radius: 3px;
}

@media (max-width: 680px) {
  .studio-field-row {
    grid-template-columns: 1fr;
  }
}

/* state chips + transitions */

.studio-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-1);
}

.studio-chip {
  font-family: var(--font-code);
  font-size: 0.7rem;
  padding: 2px var(--size-2);
  border-radius: 999px;
  border: 1px solid var(--st-rule);
  color: var(--fg-soft);
  background: var(--bg);
}

.studio-chip-initial {
  color: var(--fg-muted);
  border-style: dashed;
}

.studio-chip-state {
  color: oklch(85% 0.07 175);
  border-color: color-mix(in oklab, oklch(80% 0.10 175) 30%, var(--st-rule));
}

.studio-transitions {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-code);
  font-size: 0.72rem;
}

.studio-transition {
  display: flex;
  gap: var(--size-2);
  align-items: baseline;
}

.studio-transition-event {
  color: oklch(85% 0.10 80);
}

.studio-transition-arrow {
  color: var(--fg-muted);
}

/* role / policy */

.studio-role {
  border-top: 1px dashed var(--st-rule);
  padding-top: var(--size-1);
}

.studio-role:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.studio-role-name {
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  color: var(--fg);
}

.studio-role-perms {
  margin: 2px 0 0 0;
  padding-left: var(--size-4);
  font-family: var(--font-code);
  font-size: 0.7rem;
  color: var(--fg-soft);
}

.studio-boundary {
  display: flex;
  align-items: flex-start;
  gap: var(--size-1);
  padding: var(--size-2);
  border-radius: var(--radius);
  font-size: 0.72rem;
  line-height: 1.4;
}

.studio-boundary-glyph {
  flex: 0 0 auto;
}

.studio-boundary-holds {
  border: 1px solid color-mix(in oklab, var(--st-accent) 35%, var(--st-rule));
  background: color-mix(in oklab, var(--st-accent) 6%, transparent);
  color: var(--st-accent);
}

.studio-boundary-solo {
  border: 1px solid color-mix(in oklab, orange 35%, var(--st-rule));
  background: color-mix(in oklab, orange 6%, transparent);
  color: oklch(82% 0.12 70);
}

/* ── Risk pills ─────────────────────────────────────────────── */

.studio-pill {
  font-family: var(--font-code);
  font-size: 0.66rem;
  padding: 2px var(--size-2);
  border-radius: 999px;
  border: 1px solid var(--st-rule);
  color: var(--fg-soft);
  background: var(--bg);
  white-space: nowrap;
}

.studio-pill-risk-low {
  color: var(--fg-soft);
}

.studio-pill-risk-med {
  color: oklch(84% 0.12 80);
  border-color: color-mix(in oklab, oklch(80% 0.12 80) 40%, var(--st-rule));
  background: color-mix(in oklab, oklch(80% 0.12 80) 9%, var(--bg));
}

.studio-pill-risk-high {
  color: oklch(82% 0.17 25);
  border-color: color-mix(in oklab, oklch(70% 0.18 25) 45%, var(--st-rule));
  background: color-mix(in oklab, oklch(70% 0.18 25) 12%, var(--bg));
}

.studio-pill-risk-critical {
  color: white;
  border-color: oklch(60% 0.20 25);
  background: oklch(50% 0.20 25);
}

/* ── YAML pane ──────────────────────────────────────────────── */

.studio-yaml-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--size-2) var(--size-3);
  border-bottom: 1px solid color-mix(in oklab, white 8%, var(--bg-code));
}

.studio-yaml-name {
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in oklab, white 55%, var(--bg-code));
}

.studio-yaml-live {
  font-family: var(--font-code);
  font-size: 0.66rem;
  color: var(--st-accent);
}

.studio-yaml-live::before {
  content: "● ";
}

.studio-yaml-draft,
.studio-yaml-example {
  color: color-mix(in oklab, white 55%, var(--bg-code));
}

.studio-yaml-example {
  color: oklch(82% 0.10 70);
}

.studio-yaml-body {
  margin: 0;
  padding: var(--size-3);
  color: color-mix(in oklab, white 82%, var(--bg-code));
  font-family: var(--font-code);
  font-size: 0.78rem;
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre;
  flex: 1;
}

.studio-yaml-body code {
  font-family: inherit;
  font-size: inherit;
  white-space: inherit;
  color: inherit;
}

.studio-scaffold {
  padding: var(--size-3);
  border-top: 1px solid color-mix(in oklab, white 8%, var(--bg-code));
}

.studio-scaffold-label {
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: color-mix(in oklab, white 55%, var(--bg-code));
  margin: 0 0 var(--size-1) 0;
}

.studio-scaffold ul {
  margin: 0;
  padding-left: var(--size-4);
  font-family: var(--font-code);
  font-size: 0.76rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.studio-scaffold a {
  color: var(--st-accent);
}

/* ── Explainer footer row ───────────────────────────────────── */

.studio-explainers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--st-gap);
}

.studio-explainer {
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: var(--size-3);
  background: var(--st-card);
  display: flex;
  flex-direction: column;
  gap: var(--size-1);
}

.studio-explainer-head {
  display: flex;
  align-items: center;
  gap: var(--size-1);
  font-family: var(--font-code);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  color: var(--fg-muted);
}

.studio-explainer-primitive .studio-explainer-kind { color: var(--st-accent); }
.studio-explainer-convention .studio-explainer-kind { color: oklch(82% 0.10 240); }
.studio-explainer-mechanic .studio-explainer-kind { color: oklch(82% 0.10 305); }

.studio-explainer-sep { opacity: 0.5; }

.studio-explainer-name { color: var(--fg-soft); }

.studio-explainer-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--font-size-1);
  font-weight: 600;
  color: var(--fg);
  line-height: 1.25;
}

.studio-explainer-body {
  margin: 0;
  font-size: 0.78rem;
  color: var(--fg-soft);
  line-height: 1.45;
}

.studio-explainer-body code {
  font-family: var(--font-code);
  font-size: 0.92em;
  background: color-mix(in oklab, var(--bg-code) 55%, transparent);
  padding: 0 3px;
  border-radius: 3px;
}

/* ── v3 Studio guided setup ────────────────────────────────────── */
.studio-v3 {
  --st-rule: var(--rule-soft);
  --st-rule-strong: var(--rule);
  --st-card: color-mix(in oklab, var(--bg-elev) 86%, transparent);
  --st-window: #fff;
  --st-accent: #2f6fd6;
  --st-gap: 18px;

  max-width: min(100%, 1164px);
  padding: 30px 34px 56px;
  gap: 26px;
}

.studio-v3 .studio-banner {
  border-color: var(--rule-soft);
  border-radius: 12px;
  background: #fff8e7;
  color: var(--fg-soft);
}

.studio-v3 .studio-strip {
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--rule-soft);
  border-radius: 18px;
  background: color-mix(in oklab, var(--bg-elev) 86%, transparent);
  box-shadow: 0 18px 36px rgba(18, 22, 30, 0.06);
  padding: 0;
}

.studio-v3 .studio-strip-item {
  position: relative;
  min-height: 96px;
  padding: 24px 22px 18px;
  border-top: 0;
  border-right: 1px solid var(--rule-soft);
  text-decoration: none;
}

.studio-v3 .studio-strip-item:last-child {
  border-right: 0;
}

.studio-v3 .studio-strip-label {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
  border: 1px solid var(--rule-soft);
  border-radius: 999px;
  background: var(--bg-elev);
  color: var(--fg-muted);
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0;
  font-weight: 800;
}

.studio-v3 .studio-stage-active {
  background: color-mix(in oklab, var(--accent) 6%, var(--bg-elev));
  box-shadow: inset 0 3px 0 #5b89ee;
}

.studio-v3 .studio-stage-active .studio-strip-label,
.studio-v3 .studio-stage-reached:first-child .studio-strip-label {
  border-color: var(--lime);
  background: var(--lime);
  color: #1c210f;
}

.studio-v3 .studio-strip-name {
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 750;
}

.studio-v3 .studio-strip-hint {
  margin-top: 4px;
  color: var(--fg-muted);
  font-size: 13px;
  opacity: 1;
}

.studio-v3 .studio-observed,
.studio-v3 .studio-window,
.studio-v3 .studio-explainer {
  border-color: var(--rule-soft);
  border-radius: 12px;
  background: var(--st-card);
  box-shadow: 0 1px 2px rgba(18, 22, 30, 0.04);
}

.studio-v3 .studio-observed {
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.75fr);
  padding: 24px;
}

.studio-v3 .studio-observed-kicker,
.studio-v3 .studio-section {
  color: var(--fg-muted);
  font-weight: 700;
  letter-spacing: 0.14em;
}

.studio-v3 .studio-observed-copy h2 {
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 22px;
  font-weight: 750;
}

.studio-v3 .studio-observed-copy p,
.studio-v3 .studio-observed-facts dt,
.studio-v3 .studio-observed-facts dd {
  color: var(--fg-soft);
}

.studio-v3 .studio-observed-facts dd {
  color: var(--fg);
}

.studio-v3 .studio-window {
  overflow: hidden;
}

.studio-v3 .studio-titlebar {
  padding: 18px 22px;
  border-bottom-color: var(--rule-soft);
  background: var(--bg-elev);
}

.studio-v3 .studio-titlebar-app {
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 750;
}

.studio-v3 .studio-body {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.56fr);
  gap: 18px;
  padding: 22px;
}

.studio-v3 .studio-card,
.studio-v3 .studio-yaml-panel {
  border-color: var(--rule-soft);
  border-radius: 14px;
  background: var(--bg-elev);
}

.studio-v3 .studio-card-head,
.studio-v3 .studio-yaml-summary {
  border-bottom-color: var(--rule-soft);
  background: var(--bg-elev);
  color: var(--fg);
}

.studio-v3 .studio-card-name,
.studio-v3 .studio-yaml-summary-label {
  color: var(--fg);
  font-family: var(--font-sans);
  font-weight: 750;
}

.studio-v3 .studio-tag,
.studio-v3 .studio-pill,
.studio-v3 .studio-preview-badge,
.studio-v3 .studio-tab {
  border-color: var(--rule-soft);
  border-radius: 999px;
  background: color-mix(in oklab, var(--fg) 6%, var(--bg-elev));
  color: var(--fg-soft);
}

.studio-v3 .studio-fields input,
.studio-v3 .studio-fields select {
  border-color: var(--rule-soft);
  background: color-mix(in oklab, var(--fg) 6%, var(--bg-elev));
  color: var(--fg);
}

.studio-v3 .studio-field > span,
.studio-v3 .studio-field-hint,
.studio-v3 .studio-card-note {
  color: var(--fg-muted);
}

.studio-v3 .studio-yaml,
.studio-v3 .studio-yaml-body {
  background: color-mix(in oklab, var(--fg) 6%, var(--bg-elev));
  color: var(--fg);
}

.studio-v3 .studio-yaml-head {
  border-bottom-color: var(--rule-soft);
}

.studio-v3 .studio-yaml-live {
  color: #247447;
}

.studio-v3 .studio-explainers {
  display: none;
}

@media (max-width: 980px) {
  .studio-v3 {
    padding: 24px 18px 46px;
  }

  .studio-v3 .studio-strip,
  .studio-v3 .studio-body,
  .studio-v3 .studio-observed {
    grid-template-columns: 1fr;
  }

  .studio-v3 .studio-strip-item {
    border-right: 0;
    border-bottom: 1px solid var(--rule-soft);
  }

  .studio-v3 .studio-strip-item:last-child {
    border-bottom: 0;
  }
}

/* ── Action-first onboarding (#426) ─────────────────────────── */

.studio-af-intro {
  margin: 0 0 var(--size-3);
  max-width: 70ch;
  color: var(--fg-soft);
}

.studio-candidates {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--size-4);
  margin-bottom: var(--size-4);
}

.studio-candidate {
  display: flex;
  flex-direction: column;
  gap: var(--size-3);
  border: 1px solid color-mix(in oklab, var(--st-accent) 32%, var(--st-rule));
  border-radius: var(--radius);
  background: color-mix(in oklab, var(--st-accent) 5%, var(--st-window));
  padding: var(--size-4);
}

.studio-candidate-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--size-2);
}

.studio-candidate-kicker {
  margin: 0 0 var(--size-1);
  font-family: var(--font-code);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--st-accent);
}

.studio-candidate-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 1.8vw, 1.6rem);
  line-height: 1.05;
}

.studio-candidate-sub {
  margin: var(--size-1) 0 0;
  color: var(--fg-soft);
}

.studio-candidate-grounded {
  flex: none;
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--st-accent);
  border: 1px solid color-mix(in oklab, var(--st-accent) 40%, var(--st-rule));
  border-radius: var(--radius);
  padding: 2px 8px;
}

.studio-candidate-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--size-2) var(--size-3);
  margin: 0;
}

.studio-candidate-facts div { min-width: 0; }

.studio-candidate-facts dt {
  margin-bottom: 2px;
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.studio-candidate-facts dd {
  margin: 0;
  color: var(--fg);
  overflow-wrap: anywhere;
}

.studio-candidate-label {
  margin: 0 0 var(--size-1);
  font-family: var(--font-code);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.studio-candidate-fields ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.studio-candidate-fields li {
  display: flex;
  align-items: baseline;
  gap: var(--size-2);
}

.studio-candidate-ftype { color: var(--fg-muted); font-size: 0.85em; }

.studio-candidate-req {
  font-family: var(--font-code);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--st-accent);
}

.studio-candidate-policy {
  border-top: 1px solid var(--st-rule);
  padding-top: var(--size-2);
}

.studio-candidate-policy-note {
  margin: 0;
  color: var(--fg-soft);
  font-size: 0.9em;
}

.studio-candidate-confirm { margin-top: auto; }

.studio-af-empty {
  border: 1px dashed var(--st-rule);
  border-radius: var(--radius);
  background: var(--st-window);
  padding: var(--size-5);
  max-width: 72ch;
}

.studio-af-empty h2 {
  margin: var(--size-1) 0 var(--size-2);
  font-family: var(--font-display);
}

.studio-af-empty p { margin: 0 0 var(--size-2); color: var(--fg-soft); }
.studio-af-empty-hint { font-size: 0.9em; }

.studio-af-replay {
  margin-top: var(--size-4);
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: var(--size-3);
}

.studio-af-replay summary { cursor: pointer; color: var(--fg); }
.studio-af-replay-note { margin: var(--size-2) 0; color: var(--fg-soft); font-size: 0.9em; }

.studio-af-replay textarea {
  width: 100%;
  font-family: var(--font-code);
  font-size: 0.85rem;
  background: var(--st-window);
  color: var(--fg);
  border: 1px solid var(--st-rule);
  border-radius: var(--radius);
  padding: var(--size-2);
  margin-bottom: var(--size-2);
  resize: vertical;
}

@media (max-width: 900px) {
  .studio-candidate-facts { grid-template-columns: 1fr; }
}

/* ── Review governance note (RFC 031 A2, #584; decision A) ─────── */
.studio-governance-note {
  margin-block: var(--size-3);
  padding: var(--size-3) var(--size-4);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-left: var(--border-size-2, 3px) solid var(--accent, #6aa1ff);
  border-radius: var(--radius-2);
  background: var(--surface-2, color-mix(in oklab, var(--surface-1) 90%, transparent));
  color: var(--text-2);
  font-size: var(--font-size-1);
  line-height: 1.5;
}
.studio-governance-note strong { color: var(--text-1); }

/* ── Codebase handoff: block-free completion path (RFC 031 A2, #582) ── */
.studio-handoff {
  margin-block: var(--size-3);
  padding: var(--size-4);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-radius: var(--radius-3);
  background: var(--surface-2, color-mix(in oklab, var(--surface-1) 90%, transparent));
}
.studio-handoff-copy { max-width: 60ch; }
.studio-handoff-kicker {
  margin: 0 0 var(--size-1);
  font-size: var(--font-size-0);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-2);
}
.studio-handoff-copy h2 { margin: 0 0 var(--size-2); font-size: var(--font-size-3); }
.studio-handoff-copy p { margin: 0; color: var(--text-2); }
.studio-handoff-steps {
  margin: var(--size-3) 0;
  padding-left: var(--size-4);
  display: flex;
  flex-direction: column;
  gap: var(--size-1);
  color: var(--text-2);
  font-size: var(--font-size-1);
}
.studio-handoff-steps code {
  font-family: var(--font-code);
  font-size: var(--font-size-0);
}
.studio-handoff-form {
  display: flex;
  flex-direction: column;
  gap: var(--size-2);
  margin-top: var(--size-3);
  padding-top: var(--size-3);
  border-top: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
}
.studio-handoff-label { font-size: var(--font-size-1); color: var(--text-1); }
.studio-handoff-textarea {
  width: 100%;
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  line-height: 1.5;
  padding: var(--size-2);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-radius: var(--radius-2);
  background: var(--bg-code, #0d1117);
  color: var(--text-1);
  resize: vertical;
}
.studio-handoff-form button { align-self: flex-start; }

/* ── Journey cue: the three-step, assistant-driven sequence ────────── */
.studio-journey {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--size-2);
  margin: var(--size-3) 0 0;
  padding: 0;
  list-style: none;
}
.studio-journey-item {
  display: flex;
  align-items: flex-start;
  gap: var(--size-2);
  padding: var(--size-2) var(--size-3);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-radius: var(--radius-2);
  background: var(--surface-1, var(--bg-elev));
}
.studio-journey-num {
  display: grid;
  place-items: center;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--fg) 10%, var(--bg-elev));
  color: var(--text-2);
  font-family: var(--font-code);
  font-size: 11px;
  font-weight: 700;
}
.studio-journey-item.studio-stage-active .studio-journey-num,
.studio-journey-item.studio-stage-reached .studio-journey-num {
  background: #181a20;
  color: #fff;
}
.studio-journey-body { display: flex; flex-direction: column; min-width: 0; }
.studio-journey-name { font-size: 12px; font-weight: 700; color: var(--text-1); }
.studio-journey-hint { margin-top: 2px; font-size: 10px; color: var(--text-2); }
.studio-journey-item.studio-stage-pending { opacity: 0.62; }

/* ── Draft setup checklist: the in-progress domain's status mirror ─── */
.studio-setup {
  margin-block: var(--size-3);
  padding: var(--size-4);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-radius: var(--radius-3);
  background: var(--surface-1, var(--bg-elev));
}
.studio-setup-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-2);
  margin-bottom: var(--size-3);
}
.studio-setup-kicker {
  margin: 0;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
}
.studio-setup-badge {
  padding: 2px 9px;
  border-radius: 999px;
  background: #eaeef6;
  color: #3a4a6b;
  font-size: 10px;
  font-weight: 700;
}
.studio-setup-steps {
  display: grid;
  gap: var(--size-2);
  margin: 0;
  padding: 0;
  list-style: none;
}
.studio-setup-step {
  display: flex;
  align-items: flex-start;
  gap: var(--size-3);
}
.studio-setup-mark {
  display: grid;
  place-items: center;
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.studio-setup-done .studio-setup-mark { background: #e6f4ec; color: #1c6b41; }
.studio-setup-current .studio-setup-mark { background: #181a20; color: #fff; }
.studio-setup-pending .studio-setup-mark {
  background: transparent;
  color: var(--text-2);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
}
.studio-setup-body { display: flex; flex-direction: column; }
.studio-setup-label { font-size: 13px; font-weight: 600; color: var(--text-1); }
.studio-setup-pending .studio-setup-label { color: var(--text-2); font-weight: 500; }
.studio-setup-hint { font-size: 11px; color: var(--text-2); }
.studio-setup-foot {
  margin: var(--size-3) 0 0;
  font-size: var(--font-size-0);
  color: var(--text-2);
}

/* ── One-instruction prompt: the copyable handoff to the AI agent ──── */
.studio-prompt {
  margin-top: var(--size-3);
  border: var(--border-size-1) solid var(--st-rule, var(--rule-soft));
  border-radius: var(--radius-2);
  overflow: hidden;
  /* Always a dark terminal-style block: the prompt is meant to be
   * copied into an agent, and its label + text are light. --bg-code is
   * light in the dashboard's light theme, which made the light text
   * invisible — so pin an explicit dark surface regardless of theme. */
  background: #0d1117;
}
.studio-prompt-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-2);
  padding: var(--size-2) var(--size-3);
  border-bottom: var(--border-size-1) solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.03);
}
.studio-prompt-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #9aa4b2;
}
.studio-prompt-copy { flex: none; }
.studio-prompt-copied { background: #1c6b41 !important; border-color: #1c6b41 !important; }
.studio-prompt-text {
  margin: 0;
  max-height: 340px;
  overflow: auto;
  padding: var(--size-3);
  font-family: var(--font-code);
  font-size: var(--font-size-0);
  line-height: 1.55;
  color: #e6edf3;
  white-space: pre-wrap;
  word-break: break-word;
}
.studio-handoff-manual { margin-top: var(--size-3); }
.studio-handoff-manual > summary {
  cursor: pointer;
  font-size: var(--font-size-0);
  color: var(--text-2);
}

@media (max-width: 720px) {
  .studio-journey { grid-template-columns: 1fr; }
}

/* ── Page-header alignment (iteration 2) ───────────────────────────
 * Build/Studio uses AppShellLayout, which loads app.css + app-shell.css
 * + studio.css but NOT dashboard.css — so the compacted .dash-header
 * scale used on every other dashboard view never reached this page and
 * the title read a size larger. Restate the same header scale here,
 * scoped to Studio's page head, so Build lines up with Domains,
 * Runtimes, Activity, etc. Keep these values in sync with the
 * .dash-header block in dashboard.css. */
.studio-page-head {
  align-items: flex-start;
  gap: 14px;
}

.studio-page-head .eyebrow {
  margin-bottom: 6px;
  color: #9aa1ad;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.studio-page-head h1 {
  max-width: 34ch;
  margin: 0;
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: clamp(1.7rem, 2.6vw, 2.35rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.005em;
}

.studio-page-head .dash-note {
  max-width: 78ch;
  margin-top: 8px;
  color: var(--fg-soft);
  font-size: 14px;
  line-height: 1.45;
}

.studio-page-head .dash-header-actions {
  padding-top: 20px;
}

@media (max-width: 720px) {
  .studio-page-head h1 {
    font-size: 26px;
  }

  .studio-page-head .dash-note {
    font-size: 13px;
  }

  .studio-page-head .dash-header-actions {
    padding-top: 0;
  }
}

/* ══════════════════════════════════════════════════════════════════
 * Theme: dark — Build/Studio surfaces
 *
 * The setup checklist, journey cue, and handoff cards already read
 * var(--surface-1) / var(--st-card) / var(--text-1), which the
 * app-shell dark token block flips. This covers the two spots that
 * hardcoded a light card surface. The prompt block is intentionally a
 * fixed dark terminal surface in both themes. Light mode untouched.
 * ════════════════════════════════════════════════════════════════ */
html[data-theme="dark"] .studio-v3 {
  --st-card: rgba(255, 255, 255, 0.04);
}
html[data-theme="dark"] .studio-setup-badge {
  background: color-mix(in oklab, var(--accent) 22%, var(--bg-elev));
  color: #c3cdf6;
}
html[data-theme="dark"] .studio-strip-item,
html[data-theme="dark"] .studio-window,
html[data-theme="dark"] .studio-handoff {
  border-color: var(--rule);
}

/* Dark variant for the "done" milestone mark (light green tint → soft). */
html[data-theme="dark"] .studio-setup-done .studio-setup-mark {
  background: color-mix(in oklab, var(--ok) 24%, var(--bg-elev));
  color: #a9e7c4;
}