:root {
  --bg: #f7f8fb;
  --panel: #ffffff;
  --ink: #1b2330;
  --muted: #667085;
  --line: #d8dde7;
  --teal: #0f766e;
  --teal-dark: #115e59;
  --coral: #c2410c;
  --amber: #b7791f;
  --soft-teal: #e7f5f2;
  --soft-coral: #fff0e8;
  --shadow: 0 18px 45px rgba(25, 35, 52, 0.10);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

button:disabled {
  cursor: progress;
  opacity: 0.7;
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 2px;
}

.is-hidden {
  display: none !important;
}

.gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.10), transparent 36%),
    linear-gradient(315deg, rgba(194, 65, 12, 0.10), transparent 34%),
    var(--bg);
}

.gate-panel {
  width: min(460px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 32px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

.gate-panel h1,
.topbar h1,
.tool-heading h2,
.reasoning-head h2 {
  margin-bottom: 0;
}

.gate-copy {
  color: var(--muted);
  line-height: 1.5;
}

.passcode-form label,
.input-label,
.control-label {
  display: block;
  font-weight: 700;
  color: var(--ink);
}

.passcode-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-top: 8px;
}

.passcode-row input,
.tool-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}

.passcode-row input {
  min-height: 44px;
  padding: 0 12px;
}

.passcode-row button,
#runButton,
.secondary-button {
  min-height: 44px;
  border-radius: 8px;
  padding: 0 18px;
  background: var(--teal);
  color: #fff;
  font-weight: 700;
}

.secondary-button {
  background: #263344;
}

.app-shell {
  min-height: 100vh;
  padding: 18px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: 1500px;
  margin: 0 auto 12px;
  padding: 10px 2px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-pill,
.tool-badge {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--soft-teal);
  color: var(--teal-dark);
  font-size: 0.84rem;
  font-weight: 700;
  white-space: nowrap;
}

.status-pill.is-warning {
  background: var(--soft-coral);
  color: var(--coral);
}

.disclaimer {
  max-width: 1500px;
  margin: 0 auto 12px;
  padding: 10px 12px;
  border: 1px solid #f0d6bc;
  border-radius: 8px;
  background: #fff9f2;
  color: #68420d;
  font-size: 0.92rem;
}

.workspace {
  max-width: 1500px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr) 370px;
  gap: 14px;
  align-items: stretch;
}

.tool-rail,
.tool-panel,
.reasoning-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.tool-rail {
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tool-tab {
  width: 100%;
  min-height: 68px;
  border-radius: 8px;
  padding: 11px;
  background: transparent;
  color: var(--ink);
  text-align: left;
  border: 1px solid transparent;
}

.tool-tab span {
  display: block;
  font-weight: 800;
}

.tool-tab small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.tool-tab.is-active {
  background: var(--soft-teal);
  border-color: rgba(15, 118, 110, 0.30);
}

.tool-panel {
  min-height: 720px;
  padding: 18px;
}

.tool-heading,
.reasoning-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.tool-form {
  display: grid;
  gap: 12px;
}

.control-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  min-height: 34px;
}

.control-row label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-weight: 700;
}

.tool-form textarea {
  resize: vertical;
  min-height: 220px;
  padding: 14px;
  line-height: 1.55;
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
}

.results {
  margin-top: 18px;
  display: grid;
  gap: 12px;
}

.empty-state,
.result-section {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fbfcfe;
}

.empty-state p,
.result-section p,
.result-section li {
  color: var(--muted);
  line-height: 1.55;
}

.answer {
  color: var(--ink) !important;
  font-size: 1.03rem;
}

.result-section h3 {
  margin-bottom: 8px;
  font-size: 0.98rem;
}

.source-list {
  display: grid;
  gap: 10px;
}

.source-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.source-card h4,
.detail-block h4 {
  margin-bottom: 5px;
}

.source-meta {
  color: var(--teal-dark) !important;
  font-size: 0.84rem;
  font-weight: 700;
}

.detail-block {
  margin-top: 12px;
}

.timeline-list {
  display: grid;
  gap: 10px;
  padding-left: 20px;
}

.timeline-list li {
  padding-left: 4px;
}

.timeline-list span {
  display: block;
  color: var(--teal-dark);
  font-weight: 700;
}

.timeline-list small {
  display: block;
  margin-top: 5px;
  color: var(--muted);
}

.redacted-output {
  max-height: 420px;
  overflow: auto;
  white-space: pre-wrap;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
  color: var(--ink);
  line-height: 1.55;
}

.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-left: 0;
  list-style: none;
}

.pill-list li {
  border-radius: 999px;
  background: var(--soft-teal);
  color: var(--teal-dark);
  padding: 6px 10px;
}

.result-disclaimer {
  margin: 0;
  color: #68420d;
}

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

.reasoning-panel {
  min-height: 720px;
  padding: 16px;
}

.trace-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.trace-list li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 10px;
}

.trace-list strong {
  display: block;
  margin-bottom: 3px;
}

.trace-list p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.trace-status {
  width: 10px;
  height: 10px;
  margin-top: 5px;
  border-radius: 999px;
  background: var(--teal);
}

.trace-status.running {
  background: var(--amber);
  animation: trace-pulse 1.4s ease-in-out infinite;
}

@keyframes trace-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.7); }
}

.trace-status.warning {
  background: var(--coral);
}

.trace-status.waiting {
  background: #98a2b3;
}

@media (max-width: 1120px) {
  .workspace {
    grid-template-columns: 170px minmax(0, 1fr);
  }

  .reasoning-panel {
    grid-column: 1 / -1;
    min-height: auto;
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 12px;
  }

  .topbar,
  .form-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .tool-rail {
    flex-direction: row;
    overflow-x: auto;
  }

  .tool-tab {
    min-width: 150px;
  }

  .tool-panel,
  .reasoning-panel {
    min-height: auto;
  }

  .passcode-row {
    grid-template-columns: 1fr;
  }
}

/* ─── Public showcase landing ──────────────────────────────────────────────── */

.showcase-page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg);
}

.showcase-header {
  background:
    linear-gradient(135deg, rgba(15, 118, 110, 0.92), rgba(17, 94, 89, 0.97) 70%),
    linear-gradient(315deg, rgba(194, 65, 12, 0.18), transparent 40%);
  color: #fff;
  padding: 64px 24px 72px;
}

.showcase-header-inner {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.showcase-brand .eyebrow {
  color: rgba(255,255,255,0.72);
}

.showcase-title {
  margin: 0 0 10px;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  color: #fff;
}

.showcase-tagline {
  margin: 0 0 18px;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.82);
}

.powered-badge {
  display: inline-block;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 999px;
  padding: 4px 14px;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  text-decoration: none;
  transition: background 0.15s;
}

.powered-badge:hover {
  background: rgba(255,255,255,0.22);
}

.cta-button {
  display: inline-block;
  background: var(--coral);
  color: #fff;
  text-decoration: none;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 1rem;
  white-space: nowrap;
  transition: background 0.15s, transform 0.1s;
  flex-shrink: 0;
}

.cta-button:hover {
  background: #b83a0b;
  transform: translateY(-1px);
}

.section-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-heading {
  margin: 0 0 8px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--ink);
}

.section-sub {
  margin: 0 0 36px;
  color: var(--muted);
  font-size: 0.98rem;
}

/* How it works */
.hiw-section {
  padding: 64px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.hiw-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
}

.hiw-step {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}

.hiw-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--teal);
  opacity: 0.4;
  margin-bottom: 12px;
  line-height: 1;
}

.hiw-step h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  font-weight: 700;
}

.hiw-step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Capabilities */
.cap-section {
  padding: 64px 0;
  border-bottom: 1px solid var(--line);
}

.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 16px;
}

.cap-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
  transition: box-shadow 0.15s;
}

.cap-card:hover {
  box-shadow: 0 4px 16px rgba(15,118,110,0.1);
}

.cap-label {
  display: inline-block;
  background: var(--soft-teal);
  color: var(--teal-dark);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: 10px;
}

.cap-card h3 {
  margin: 0 0 6px;
  font-size: 0.95rem;
  font-weight: 700;
}

.cap-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.55;
}

/* Evidence trail explainer */
.evidence-section {
  padding: 64px 0;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.evidence-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.evidence-copy h2 {
  margin: 0 0 14px;
  font-size: 1.5rem;
  font-weight: 800;
}

.evidence-copy p {
  color: var(--muted);
  line-height: 1.7;
  margin: 0 0 18px;
}

.evidence-list {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

.evidence-mock {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px;
}

.mock-label {
  margin: 0 0 16px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal);
}

.mock-step {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  font-size: 0.85rem;
}

.mock-step:last-child {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.mock-step p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
  flex-shrink: 0;
  margin-top: 4px;
}

.mock-dot--amber {
  background: var(--amber);
}

.mock-done .mock-dot {
  background: var(--teal);
}

/* Access / login gate */
.access-section {
  padding: 64px 24px;
  display: flex;
  justify-content: center;
  background: var(--bg);
}

/* Showcase footer */
.showcase-footer {
  padding: 32px 24px;
  text-align: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
}

.showcase-footer a {
  color: var(--teal);
  text-decoration: none;
}

.showcase-footer a:hover {
  text-decoration: underline;
}

.footer-disclaimer {
  margin: 6px 0 0;
  font-size: 0.78rem;
  opacity: 0.7;
}

@media (max-width: 640px) {
  .showcase-header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .evidence-inner {
    grid-template-columns: 1fr;
  }

  .cap-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Source card chunk toggle */
.chunk-details {
  margin-top: 0.625rem;
}

.chunk-toggle {
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--teal);
  user-select: none;
  list-style: none;
}

.chunk-toggle::-webkit-details-marker {
  display: none;
}

.chunk-details[open] .chunk-toggle {
  color: var(--teal-dark);
}

.chunk-text {
  margin-top: 0.5rem;
  font-size: 0.7rem;
  line-height: 1.55;
  background: #f0fdf9;
  border: 1px solid #ccfbf1;
  border-radius: 6px;
  padding: 0.625rem 0.75rem;
  white-space: pre-wrap;
  overflow-x: auto;
  color: #374151;
}

/* ─── Upload zone (Redact tool) ──────────────────────────────────────────── */

.upload-zone {
  border: 2px dashed var(--line);
  border-radius: 8px;
  padding: 18px 14px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
}

.upload-zone:hover {
  border-color: var(--teal);
  background: #f7fdfb;
}

.upload-zone.is-drag-over {
  border-color: var(--teal);
  background: var(--soft-teal);
}

#uploadInput {
  position: absolute;
  width: 0;
  height: 0;
  opacity: 0;
  pointer-events: none;
}

.upload-icon {
  display: block;
  font-size: 1.8rem;
  line-height: 1;
  color: var(--teal);
  opacity: 0.55;
  margin-bottom: 6px;
}

.upload-prompt p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.upload-browse {
  color: var(--teal);
  font-weight: 700;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.upload-hint {
  font-size: 0.76rem !important;
  opacity: 0.7;
}

.upload-file {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
}

.upload-filename {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  word-break: break-all;
}

.upload-clear {
  flex-shrink: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.25rem;
  line-height: 1;
  padding: 2px 7px;
  border-radius: 4px;
  border: 1px solid transparent;
}

.upload-clear:hover {
  background: var(--soft-coral);
  color: var(--coral);
  border-color: #f5c6aa;
}

/* ─── Multi-file list ─────────────────────────────────────────────────────── */

.upload-file-list {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: left;
  width: 100%;
}

.upload-file-list li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  padding: 2px 0;
  font-size: 0.85rem;
}

.upload-chars {
  color: var(--muted);
  font-size: 0.78rem;
  flex-shrink: 0;
}

/* ─── Name aliases (Redact tool) ──────────────────────────────────────────── */

.alias-section {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
}

.alias-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.alias-add-btn {
  background: var(--soft-teal);
  color: var(--teal-dark);
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 3px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.12s;
}

.alias-add-btn:hover {
  background: #c4ece5;
}

.alias-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.alias-original,
.alias-label {
  flex: 1;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 0.875rem;
  background: var(--panel);
  color: var(--ink);
  min-width: 0;
}

.alias-original:focus,
.alias-label:focus {
  outline: 3px solid rgba(15, 118, 110, 0.28);
  outline-offset: 1px;
  border-color: var(--teal);
}

.alias-arrow {
  color: var(--muted);
  font-size: 1rem;
  flex-shrink: 0;
}

.alias-remove {
  flex-shrink: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.1rem;
  line-height: 1;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid transparent;
}

.alias-remove:hover {
  background: var(--soft-coral);
  color: var(--coral);
  border-color: #f5c6aa;
}

.alias-hint {
  font-size: 0.76rem;
  color: var(--muted);
  margin: 0.35rem 0 0;
}

.timeline-export { margin-top: 1rem; }

.export-csv-btn {
  font-size: 0.8rem;
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.export-csv-btn:hover {
  background: var(--bg);
  color: var(--ink);
}

.date-type-badge {
  display: inline-block;
  font-size: 0.68rem;
  padding: 0.1rem 0.45rem;
  border-radius: 4px;
  background: var(--bg);
  color: var(--muted);
  margin-left: 0.4rem;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ── Transcribe tool ─────────────────────────────────────────────── */

.num-speakers-input {
  width: 4.5rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--ink);
  font-size: 0.85rem;
}

.transcript-roles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.speaker-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
}

.speaker-tag small {
  font-weight: 400;
  opacity: 0.75;
}

.speaker-tag--0 { background: #dbeafe; color: #1d4ed8; }
.speaker-tag--1 { background: #ede9fe; color: #6d28d9; }
.speaker-tag--2 { background: #dcfce7; color: #166534; }
.speaker-tag--3 { background: #fef9c3; color: #854d0e; }
.speaker-tag--4 { background: #fee2e2; color: #991b1b; }
.speaker-tag--5 { background: #e7f5f2; color: #0f766e; }

.transcript-box {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
  max-height: 400px;
  overflow-y: auto;
  margin-bottom: 0.75rem;
}

.transcript-text {
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.875rem;
  line-height: 1.65;
  font-family: inherit;
  margin: 0;
  color: var(--ink);
}

.segment-details {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 0.75rem;
}

.segment-summary {
  font-size: 0.8rem;
  color: var(--muted);
  padding: 0.6rem 1rem;
  cursor: pointer;
  user-select: none;
}

.segment-list {
  padding: 0.25rem 0.75rem 0.75rem;
  max-height: 280px;
  overflow-y: auto;
}

.segment-row {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  padding: 0.2rem 0;
  font-size: 0.78rem;
  border-bottom: 1px solid var(--bg);
}

.segment-time {
  color: var(--muted);
  font-family: ui-monospace, monospace;
  min-width: 7rem;
  flex-shrink: 0;
}

.segment-text {
  color: var(--ink);
  line-height: 1.4;
}

.transcript-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* ── Transcribe extended controls ─────────────────────────────────────── */

.byok-input {
  font-size: 0.82rem;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
  width: 22rem;
  max-width: 100%;
}
.byok-input--short { width: 9rem; }
.byok-input:focus  { outline: 2px solid var(--teal); outline-offset: 1px; }

.inline-hint {
  font-size: 0.75rem;
  color: var(--muted);
  margin-left: 0.4rem;
}

.expert-settings {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0;
  margin-top: 0.75rem;
}
.expert-summary {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  padding: 0.55rem 0.9rem;
  list-style: none;
  user-select: none;
}
.expert-summary::-webkit-details-marker { display: none; }
.expert-summary::before {
  content: '▶ ';
  font-size: 0.65rem;
  transition: transform 0.15s;
}
.expert-settings[open] .expert-summary::before { content: '▼ '; }
.expert-body {
  padding: 0.6rem 0.9rem 0.9rem;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.expert-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: 0.4rem;
}
.prompt-textarea {
  font-size: 0.82rem;
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
  width: 100%;
  box-sizing: border-box;
}
.prompt-textarea:focus { outline: 2px solid var(--teal); outline-offset: 1px; }

.control-hint { font-size: 0.74rem; color: var(--muted); font-weight: 400; }