/* Tracerator workspace — brand-first shell + run inspect */

@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap");

:root {
  --tr-ink: #0b1220;
  --tr-muted: #5c6b7a;
  --tr-line: #c9d2dc;
  --tr-surface: rgba(255, 255, 255, 0.78);
  --tr-surface-solid: #f7f9fb;
  --tr-accent: #0f62fe;
  --tr-accent-ink: #003d9b;
  --tr-ok: #198038;
  --tr-warn: #b28600;
  --tr-err: #da1e28;
  --tr-pending: #8d8d8d;
  --font-sans: "IBM Plex Sans", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

html, body {
  min-height: 100%;
}

body.workspace-body {
  margin: 0;
  color: var(--tr-ink);
  font-family: var(--font-sans);
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15, 98, 254, 0.08), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(11, 18, 32, 0.06), transparent 50%),
    linear-gradient(165deg, #e8eef4 0%, #f4f6f8 42%, #eef1f5 100%) !important;
  background-attachment: fixed;
}

.workspace-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

.workspace-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 28px;
}

.workspace-nav .nav-links {
  display: flex;
  gap: 4px;
  padding: 4px;
  background: var(--tr-surface);
  border: 1px solid var(--tr-line);
  backdrop-filter: blur(8px);
}

.workspace-nav .nav-links a {
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--tr-muted);
  text-decoration: none;
  transition: background 160ms ease, color 160ms ease;
}

.workspace-nav .nav-links a:hover {
  color: var(--tr-ink);
  background: rgba(255, 255, 255, 0.9);
}

.workspace-nav .nav-links a.active {
  background: var(--tr-ink);
  color: #fff;
}

/* Brand-first home hero */
.brand-hero {
  padding: 48px 0 36px;
  animation: rise-in 420ms ease both;
}

.brand-hero .wordmark {
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 0.95;
  margin: 0;
}

.brand-hero .tagline {
  margin: 16px 0 0;
  max-width: 36rem;
  font-size: 1.05rem;
  color: var(--tr-muted);
  line-height: 1.45;
}

.brand-hero .cta-row {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn {
  appearance: none;
  border: 1px solid var(--tr-ink);
  background: var(--tr-ink);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  padding: 10px 16px;
  cursor: pointer;
  transition: transform 140ms ease, background 140ms ease, color 140ms ease;
}

.btn:hover { background: #1c2a3a; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-ghost {
  background: transparent;
  color: var(--tr-ink);
}

.btn-ghost:hover { background: rgba(255, 255, 255, 0.7); }

.btn-sm {
  padding: 6px 10px;
  font-size: 12px;
}

.panel {
  background: var(--tr-surface);
  border: 1px solid var(--tr-line);
  backdrop-filter: blur(10px);
  padding: 16px 18px;
}

.panel + .panel { margin-top: 14px; }

.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tr-muted);
  margin: 0 0 12px;
}

/* Run list */
.run-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--tr-line);
  background: var(--tr-surface);
  animation: rise-in 480ms ease 80ms both;
}

.run-row {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(90px, 0.6fr) minmax(70px, 0.5fr) auto auto;
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid var(--tr-line);
  text-decoration: none;
  color: inherit;
  transition: background 160ms ease;
}

.run-row:last-child { border-bottom: none; }
.run-row:hover { background: rgba(255, 255, 255, 0.85); }

.run-row .name {
  font-weight: 600;
  font-size: 15px;
}

.run-row .meta {
  font-size: 12px;
  color: var(--tr-muted);
  margin-top: 2px;
  font-family: var(--font-mono);
}

.status-chip {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid var(--tr-line);
  color: var(--tr-muted);
}

.status-chip.generated,
.status-chip.validated { color: var(--tr-ok); border-color: #a7f0ba; background: #defbe6; }
.status-chip.replayed { color: var(--tr-accent-ink); border-color: #a6c8ff; background: #edf5ff; }
.status-chip.draft { color: var(--tr-pending); }
.status-chip.error { color: var(--tr-err); border-color: #ffd7d9; background: #fff1f1; }

.empty-state {
  padding: 32px 16px;
  text-align: center;
  color: var(--tr-muted);
}

/* Run detail */
.run-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  animation: rise-in 360ms ease both;
}

.run-header h1 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  letter-spacing: -0.03em;
}

.run-header .sub {
  margin: 6px 0 0;
  color: var(--tr-muted);
  font-size: 13px;
  font-family: var(--font-mono);
}

.kpi-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1px;
  background: var(--tr-line);
  border: 1px solid var(--tr-line);
  margin-bottom: 16px;
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
}

.kpi-strip .kpi {
  background: rgba(247, 249, 251, 0.92);
  padding: 10px 12px;
}

.kpi .label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--tr-muted);
  font-weight: 600;
}

.kpi .value {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-top: 2px;
}

/* Stepper */
.stepper {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-bottom: 18px;
  border: 1px solid var(--tr-line);
  background: var(--tr-surface);
}

.stepper button {
  flex: 1 1 120px;
  appearance: none;
  border: none;
  border-right: 1px solid var(--tr-line);
  background: transparent;
  padding: 12px 10px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  color: var(--tr-muted);
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease;
}

.stepper button:last-child { border-right: none; }
.stepper button:hover { color: var(--tr-ink); background: rgba(255,255,255,0.7); }
.stepper button.active {
  color: #fff;
  background: var(--tr-ink);
}
.stepper button.done { color: var(--tr-ok); }

.step-panel { display: none; animation: fade-panel 280ms ease both; }
.step-panel.active { display: block; }

/* Tabs (inspect) */
.tab-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--tr-line);
  margin-bottom: 14px;
}

.tab-bar button {
  appearance: none;
  border: none;
  background: transparent;
  padding: 10px 14px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  color: var(--tr-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 160ms ease, border-color 160ms ease;
}

.tab-bar button:hover { color: var(--tr-ink); }
.tab-bar button.active {
  color: var(--tr-ink);
  border-bottom-color: var(--tr-accent);
}

.tab-panel { display: none; animation: fade-panel 260ms ease both; }
.tab-panel.active { display: block; }

/* Replay Map */
.replay-tab {
  margin: 0 -18px -16px;
}

.replay-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 0 18px 12px;
}

.segmented-control {
  display: inline-flex;
  border: 1px solid var(--tr-line);
}

.segmented-control button {
  border: 0;
  border-right: 1px solid var(--tr-line);
  background: transparent;
  color: var(--tr-muted);
  padding: 7px 11px;
  font: 600 12px var(--font-sans);
  cursor: pointer;
}

.segmented-control button:last-child { border-right: 0; }
.segmented-control button.active {
  color: #fff;
  background: var(--tr-ink);
}

.icon-btn {
  width: 34px;
  height: 34px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--tr-line);
  background: #fff;
  color: var(--tr-ink);
  cursor: pointer;
}

.replay-scrubber {
  flex: 1 1 260px;
  display: grid;
  grid-template-columns: auto minmax(120px, 1fr);
  gap: 10px;
  align-items: center;
  color: var(--tr-muted);
  font-size: 12px;
  font-weight: 600;
}

.replay-scrubber input { width: 100%; }

.replay-speed {
  display: flex;
  gap: 6px;
  align-items: center;
  color: var(--tr-muted);
  font-size: 12px;
  font-weight: 600;
}

.replay-speed select {
  border: 1px solid var(--tr-line);
  background: #fff;
  color: var(--tr-ink);
  padding: 6px;
  font: 500 12px var(--font-sans);
}

.replay-stage {
  position: relative;
  width: 100%;
  height: 500px;
  min-height: 360px;
  overflow: hidden;
  background: #e9eef2;
}

.replay-stage canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.replay-metrics {
  position: absolute;
  top: 12px;
  left: 14px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  max-width: calc(100% - 28px);
  color: var(--tr-ink);
  font: 600 11px var(--font-mono);
  pointer-events: none;
}

.replay-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--tr-muted);
  font-size: 13px;
  pointer-events: none;
}

.replay-caption {
  padding: 10px 18px 0;
  margin-bottom: 0;
  font-size: 12px;
}

/* Sizing */
.sizing-result {
  margin-top: 20px;
  border-top: 1px solid var(--tr-line);
  padding-top: 16px;
}

.sizing-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  border: 1px solid var(--tr-line);
}

.sizing-summary > div {
  padding: 12px;
  border-right: 1px solid var(--tr-line);
}

.sizing-summary > div:last-child { border-right: 0; }

.sizing-summary span {
  display: block;
  color: var(--tr-muted);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.sizing-summary strong {
  display: block;
  margin-top: 3px;
  font: 600 18px var(--font-mono);
}

.sizing-narrative {
  max-width: 52rem;
  line-height: 1.5;
}

.sizing-sweep {
  display: grid;
  gap: 5px;
  margin-top: 14px;
}

.sizing-sweep-row {
  display: grid;
  grid-template-columns: 76px minmax(100px, 1fr) 100px 80px;
  gap: 8px;
  align-items: center;
  min-height: 24px;
  font: 500 11px var(--font-mono);
}

.sizing-sweep-track {
  height: 8px;
  background: #dfe5ea;
}

.sizing-sweep-fill {
  height: 100%;
  min-width: 2px;
  background: var(--tr-err);
}

.sizing-sweep-row.meets .sizing-sweep-fill { background: var(--tr-ok); }

.input-suffix {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 32px;
  align-items: center;
  border: 1px solid var(--tr-line);
  background: var(--tr-surface);
}

.input-suffix input {
  min-width: 0;
  border: 0 !important;
}

.input-suffix span {
  color: var(--tr-muted);
  font: 600 11px var(--font-mono);
  text-align: center;
}

.analytical-report {
  margin-top: 18px;
  padding: 16px 0;
  border-top: 1px solid var(--tr-line);
  border-bottom: 1px solid var(--tr-line);
}

.analytical-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.analytical-heading .section-label {
  margin: 0 0 4px;
}

.analytical-heading strong {
  font-size: 14px;
}

.status-pill {
  flex: 0 0 auto;
  padding: 4px 8px;
  border: 1px solid var(--tr-line-strong);
  font: 600 10px var(--font-mono);
  text-transform: uppercase;
}

.status-pill.ok {
  color: var(--tr-ok);
  border-color: var(--tr-ok);
}

.status-pill.error {
  color: var(--tr-err);
  border-color: var(--tr-err);
}

.analytical-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(120px, 1fr));
  gap: 1px;
  margin-top: 12px;
  background: var(--tr-line);
  border: 1px solid var(--tr-line);
}

.analytical-grid > div {
  min-width: 0;
  padding: 12px;
  background: var(--tr-surface);
}

.analytical-grid span {
  display: block;
  color: var(--tr-muted);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
}

.analytical-grid strong {
  display: block;
  margin-top: 4px;
  font: 600 15px var(--font-mono);
}

.memory-meter {
  height: 5px;
  margin-top: 8px;
  overflow: hidden;
  background: #dfe5ea;
}

.memory-meter span {
  width: 0;
  height: 100%;
  background: var(--tr-ok);
}

.memory-meter span.error {
  background: var(--tr-err);
}

.phase-table {
  display: grid;
  gap: 1px;
  margin-top: 12px;
  background: var(--tr-line);
  border: 1px solid var(--tr-line);
}

.phase-row {
  display: grid;
  grid-template-columns: 72px 88px repeat(3, minmax(80px, 1fr));
  gap: 10px;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  background: var(--tr-surface);
  font: 500 11px var(--font-mono);
}

.phase-row.header {
  min-height: 28px;
  color: var(--tr-muted);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--tr-muted);
}

label.field input,
label.field select {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--tr-ink);
  border: 1px solid var(--tr-line);
  background: #fff;
  padding: 8px 10px;
}

/* Events rail */
.events-rail {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 2px solid var(--tr-line);
  margin-left: 8px;
  padding-left: 16px;
}

.event-item {
  position: relative;
  padding: 0 0 18px;
}

.event-item::before {
  content: "";
  position: absolute;
  left: -21px;
  top: 4px;
  width: 10px;
  height: 10px;
  background: var(--tr-pending);
  border: 2px solid #fff;
}

.event-item.ok::before { background: var(--tr-ok); }
.event-item.warn::before { background: var(--tr-warn); }
.event-item.error::before { background: var(--tr-err); }
.event-item.info::before { background: var(--tr-accent); }
.event-item.pending::before { background: var(--tr-pending); }

.event-item .title { font-weight: 600; font-size: 14px; }
.event-item .detail { font-size: 13px; color: var(--tr-muted); margin-top: 2px; }

/* Prefix / trace cards */
.trace-card {
  border: 1px solid var(--tr-line);
  padding: 12px 14px;
  margin-bottom: 10px;
  background: rgba(255,255,255,0.55);
}

.trace-card .hero {
  font-family: var(--font-mono);
  font-size: 22px;
  font-weight: 700;
}

.stage-bar {
  display: flex;
  height: 14px;
  margin-top: 8px;
  background: #e8edf2;
  overflow: hidden;
}

.stage-bar .seg-shared { background: #0f62fe; }
.stage-bar .seg-unique { background: #525252; }
.stage-bar .seg-decode { background: #8d8d8d; }

.verdict {
  margin-top: 6px;
  font-size: 12px;
  color: var(--tr-muted);
}

/* Charts */
.chart-svg { width: 100%; height: auto; display: block; }
.mono { font-family: var(--font-mono); }
.muted { color: var(--tr-muted); }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.flex-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

.upload-drop {
  border: 1px dashed var(--tr-line);
  padding: 28px 16px;
  text-align: center;
  background: rgba(255,255,255,0.4);
  transition: border-color 160ms ease, background 160ms ease;
}

.upload-drop.dragover {
  border-color: var(--tr-accent);
  background: #edf5ff;
}

.isl-row {
  display: grid;
  grid-template-columns: 72px minmax(80px, 1fr) 100px;
  gap: 8px;
  align-items: center;
  min-height: 22px;
  font-size: 12px;
}

.isl-track { height: 10px; background: #e2e8f0; }
.isl-fill { height: 100%; background: var(--tr-ink); min-width: 0; }
.isl-fill.obs { background: var(--tr-accent) !important; }

.narrative-body {
  font-size: 15px;
  line-height: 1.55;
  max-width: 42rem;
}

.narrative-body p { margin: 0 0 1em; }
.narrative-body ul { margin: 0; padding-left: 1.2em; }

pre.raw {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.35;
  overflow: auto;
  max-height: 360px;
  background: #0b1220;
  color: #e8edf2;
  padding: 12px;
}

@keyframes rise-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-panel {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 720px) {
  .kpi-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .kpi-strip .kpi:last-child {
    grid-column: 1 / -1;
  }

  .run-row {
    grid-template-columns: 1fr auto;
    gap: 6px;
  }
  .run-row .hide-sm { display: none; }

  .replay-stage {
    height: 400px;
    min-height: 320px;
  }

  .replay-scrubber {
    flex-basis: 100%;
    order: 3;
  }

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

  .sizing-summary > div:nth-child(2) { border-right: 0; }
  .sizing-summary > div:nth-child(-n+2) { border-bottom: 1px solid var(--tr-line); }

  .sizing-sweep-row {
    grid-template-columns: 62px minmax(80px, 1fr) 82px;
  }

  .sizing-sweep-row .sweep-util { display: none; }

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

  .phase-row {
    grid-template-columns: 46px 52px repeat(3, minmax(46px, 1fr));
    gap: 4px;
    padding: 0 4px;
    font-size: 9px;
  }
}

/* —— Shared secondary pages (Profiles, Compare) —— */
.page-hero {
  padding: 8px 0 28px;
  animation: rise-in 360ms ease both;
}

.page-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
}

.page-hero .tagline {
  margin: 12px 0 0;
  max-width: 40rem;
  font-size: 1.02rem;
  color: var(--tr-muted);
  line-height: 1.45;
}

.page-hero .cta-row {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--tr-muted);
  min-width: 0;
}

.field input,
.field select,
.field textarea {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  color: var(--tr-ink);
  border: 1px solid var(--tr-line);
  background: #fff;
  padding: 9px 10px;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid rgba(15, 98, 254, 0.35);
  outline-offset: 1px;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
}

.form-row .grow { flex: 1 1 220px; }

.hint {
  margin-top: 6px;
  font-size: 11px;
  color: var(--tr-muted);
  font-weight: 400;
}

.error-banner {
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid #ffd7d9;
  background: #fff1f1;
  color: var(--tr-err);
  font-size: 12px;
}

.hidden { display: none !important; }

.figure-frame {
  margin: 12px 0 0;
  border: 1px solid var(--tr-line);
  background: #fff;
  overflow: hidden;
}

.figure-frame img,
.figure-frame svg {
  display: block;
  width: 100%;
  height: auto;
}

.figure-frame figcaption,
.fig-caption {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--tr-muted);
  line-height: 1.4;
}

/* Trace Card deck */
.trace-deck {
  display: grid;
  grid-template-columns: repeat(3, minmax(250px, 1fr));
  gap: 28px 22px;
  align-items: start;
}

.trace-deck-status {
  min-height: 24px;
  margin: 0 0 14px;
}

.trace-collector {
  width: 100%;
  max-width: 390px;
  min-width: 0;
  margin: 0 auto;
  animation: rise-in 420ms ease both;
}

.trace-collector-card {
  --tc-ink: #0b1220;
  --tc-accent: #0f62fe;
  --tc-signal: #ff832b;
  --tc-paper: #f7f9fb;
  box-sizing: border-box;
  width: 100%;
  aspect-ratio: 5 / 7;
  min-height: 0;
  display: grid;
  grid-template-rows: auto 31% minmax(0, 1fr) auto auto auto;
  gap: 8px;
  overflow: hidden;
  padding: 12px;
  color: var(--tc-ink);
  background: var(--tc-paper);
  border: 3px solid var(--tc-ink);
  box-shadow: 7px 7px 0 var(--tc-accent);
}

.trace-card-topline,
.trace-card-footer,
.trace-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.trace-card-topline {
  min-height: 18px;
  font-size: 9px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.trace-card-serial {
  font-family: var(--font-mono, "IBM Plex Mono", monospace);
}

.trace-card-field {
  position: relative;
  min-height: 0;
  overflow: hidden;
  background: var(--tc-ink);
  border-left: 7px solid var(--tc-accent);
}

.trace-card-field::before,
.trace-card-field::after {
  content: "";
  position: absolute;
  inset: 25% 0 auto;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.trace-card-field::after {
  inset: 66% 0 auto;
}

.trace-card-bars {
  position: absolute;
  left: 7%;
  bottom: 9%;
  width: 56%;
  height: 76%;
  display: flex;
  align-items: flex-end;
  gap: 4px;
}

.trace-card-bar {
  flex: 1 1 0;
  min-width: 3px;
  background: var(--tc-accent);
}

.trace-card-bar:nth-child(3n) {
  background: var(--tc-signal);
}

.trace-card-route {
  position: absolute;
  right: 4%;
  bottom: 8%;
  width: 43%;
  height: 53%;
  overflow: visible;
}

.trace-card-route polyline {
  fill: none;
  stroke: var(--tc-paper);
  stroke-width: 1.5;
}

.trace-card-route rect {
  fill: var(--tc-signal);
}

.trace-card-monogram {
  position: absolute;
  right: 5%;
  top: 6%;
  color: var(--tc-paper);
  font-size: 48px;
  line-height: 1;
  font-weight: 800;
}

.trace-card-identity {
  min-height: 0;
  overflow: hidden;
}

.trace-card-family,
.trace-card-source-label {
  margin: 0;
  color: var(--tc-accent);
  font-size: 9px;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trace-card-identity h2 {
  margin: 3px 0 4px;
  overflow: hidden;
  color: var(--tc-ink);
  font-size: 22px;
  line-height: 1.02;
  letter-spacing: 0;
  text-wrap: balance;
}

.trace-card-description {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: #4b5563;
  font-size: 10px;
  line-height: 1.32;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.trace-card-traits {
  min-height: 17px;
  display: flex;
  gap: 4px;
  overflow: hidden;
}

.trace-card-traits span {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  padding: 3px 5px;
  overflow: hidden;
  color: var(--tc-paper);
  background: var(--tc-ink);
  font-size: 7px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.trace-card-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid #c7cdd4;
  border-left: 1px solid #c7cdd4;
}

.trace-card-stats div {
  min-width: 0;
  padding: 5px 6px;
  border-right: 1px solid #c7cdd4;
  border-bottom: 1px solid #c7cdd4;
}

.trace-card-stats dt {
  overflow: hidden;
  color: #5c6b7a;
  font-size: 6px;
  line-height: 1.1;
  font-weight: 700;
  white-space: nowrap;
}

.trace-card-stats dd {
  margin: 2px 0 0;
  overflow: hidden;
  font-family: var(--font-mono, "IBM Plex Mono", monospace);
  font-size: 12px;
  line-height: 1;
  font-weight: 700;
  white-space: nowrap;
}

.trace-card-footer {
  min-width: 0;
  padding: 6px 8px;
  color: var(--tc-paper);
  background: var(--tc-ink);
}

.trace-card-footer > div {
  min-width: 0;
}

.trace-card-footer strong {
  display: block;
  margin-top: 2px;
  overflow: hidden;
  font-size: 8px;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trace-card-source-label {
  color: var(--tc-paper);
  opacity: 0.65;
  font-size: 6px;
}

.trace-card-state {
  max-width: 44%;
  overflow: hidden;
  color: var(--tc-accent);
  font-size: 7px;
  font-weight: 700;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.trace-card-state.is-reference {
  color: var(--tc-signal);
}

.trace-card-actions {
  justify-content: flex-end;
  margin-top: 13px;
}

.trace-card-actions .btn {
  min-width: 0;
}

.generated-trace-card {
  max-width: 390px;
  margin: 0;
}

.generate-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
  gap: 24px;
  align-items: start;
}

.generate-layout:has(.generated-trace-card[hidden]) {
  grid-template-columns: minmax(0, 1fr);
}

.generate-controls {
  min-width: 0;
}

@media (max-width: 980px) {
  .trace-deck { grid-template-columns: repeat(2, minmax(240px, 1fr)); }
  .generate-layout { grid-template-columns: minmax(0, 1fr); }
  .generated-trace-card { margin-top: 22px; }
}

@media (max-width: 620px) {
  .trace-deck { grid-template-columns: minmax(0, 1fr); }
  .trace-collector { max-width: 360px; }
  .trace-collector-card { padding: 10px; }
  .trace-card-monogram { font-size: 42px; }
  .trace-card-identity h2 { font-size: 20px; }
}

/* Compare */
.compare-toolbar .hint { max-width: 36rem; }

.compare-toolbar-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px 20px;
  align-items: start;
}

.compare-toolbar-side {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 10px 12px;
}

.compare-run-field {
  min-width: 240px;
  flex: 1 1 240px;
}

.compare-control-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.compare-export-row {
  flex: 0 0 auto;
  padding-bottom: 0;
}

.compare-control-row select,
.compare-control-row .btn {
  box-sizing: border-box;
  height: 40px;
  min-height: 40px;
  margin: 0;
  padding: 0 12px !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  line-height: 1 !important;
}

.compare-control-row select {
  flex: 1 1 180px;
  min-width: 180px;
  max-width: 280px;
}

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

.manifest-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.manifest-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  border: 1px solid var(--tr-line);
  background: rgba(255, 255, 255, 0.75);
  padding: 12px;
}

.manifest-item__name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.manifest-item__swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-right: 8px;
  vertical-align: middle;
}

.manifest-item__sub {
  margin-top: 3px;
  font-size: 11px;
  color: var(--tr-muted);
  font-family: var(--font-mono);
}

.manifest-item__actions {
  display: flex;
  gap: 6px;
}

.manifest-item__actions button {
  appearance: none;
  border: 1px solid var(--tr-line);
  background: #fff;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 8px;
  cursor: pointer;
  color: var(--tr-ink);
}

.manifest-item__actions button:hover { background: #f0f4f8; }
.manifest-item__actions button:disabled { opacity: 0.4; cursor: not-allowed; }

.report-panel { animation: rise-in 400ms ease both; }

.report-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.report-header h2 {
  margin: 6px 0 0;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.report-subtitle {
  margin-top: 4px;
  font-size: 12px;
  color: var(--tr-muted);
  font-family: var(--font-mono);
}

.legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 14px;
  font-size: 12px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1px;
  background: var(--tr-line);
  border: 1px solid var(--tr-line);
  margin-bottom: 16px;
}

.summary-cards .kpi {
  background: rgba(247, 249, 251, 0.95);
  padding: 12px;
}

.summary-cards .kpi .sub {
  margin-top: 4px;
  font-size: 11px;
  color: var(--tr-muted);
  font-weight: 400;
}

.report-section {
  border-top: 1px solid var(--tr-line);
  padding-top: 14px;
  margin-bottom: 16px;
}

.report-section:last-of-type { margin-bottom: 0; }

.report-section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 12px;
}

.report-section-head .muted { font-size: 11px; margin-top: 2px; }

.compare-table {
  width: 100%;
  border-collapse: collapse;
}

.compare-table th,
.compare-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--tr-line);
  vertical-align: top;
  text-align: left;
  font-size: 12px;
}

.compare-table th {
  color: var(--tr-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}

.compare-table td { color: var(--tr-ink); }
.compare-table td.aspect { font-weight: 600; }
.compare-table td.note { color: var(--tr-muted); }

.bucket-row {
  display: grid;
  grid-template-columns: 76px minmax(180px, 1fr);
  gap: 12px;
  align-items: start;
  min-height: 36px;
  margin-bottom: 10px;
  font-size: 12px;
}

.bucket-row .bin {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--tr-muted);
  padding-top: 4px;
}

.trace-bar-row {
  display: grid;
  grid-template-columns: minmax(90px, 150px) minmax(120px, 1fr) 112px;
  gap: 8px;
  align-items: center;
  min-height: 22px;
  margin-bottom: 4px;
}

.trace-bar-row .name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--tr-muted);
}

.trace-bar-row .stats {
  font-family: var(--font-mono);
  text-align: right;
  color: var(--tr-muted);
}

.track {
  height: 12px;
  background: #e2e8f0;
  overflow: hidden;
}

.fill {
  height: 100%;
  min-width: 0;
}

.report-note {
  margin-top: 14px;
  font-size: 11px;
  color: var(--tr-muted);
  line-height: 1.45;
}

.page-footnote {
  margin-top: 28px;
  font-size: 12px;
  color: var(--tr-muted);
  line-height: 1.45;
}

@media print {
  @page { size: letter; margin: 0.22in; }
  html, body { width: 8.06in; min-height: 10.56in; overflow: hidden; }
  body.workspace-body {
    background: white !important;
    color: #0f172a !important;
    font-size: 10px !important;
    line-height: 1.25 !important;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }
  .workspace-shell { max-width: none !important; width: 8.06in !important; margin: 0 !important; padding: 0 !important; }
  .no-print { display: none !important; }
  .report-panel {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    background: transparent !important;
    backdrop-filter: none !important;
  }
  .report-header { align-items: flex-start !important; gap: 8px !important; margin-bottom: 6px !important; }
  .report-header h2 { font-size: 20px !important; line-height: 1.1 !important; }
  .report-subtitle { font-size: 9px !important; }
  .legend { max-width: 3.6in !important; gap: 4px 10px !important; font-size: 9px !important; }
  .summary-cards { grid-template-columns: repeat(5, minmax(0, 1fr)) !important; gap: 6px !important; margin-bottom: 6px !important; background: transparent !important; border: none !important; }
  .summary-cards .kpi { padding: 6px !important; background: #f8fafc !important; border: 1px solid #e2e8f0 !important; }
  .summary-cards .kpi .value { font-size: 17px !important; }
  .summary-cards .kpi .sub { font-size: 8.5px !important; }
  #vertical-chart svg { width: 100% !important; height: 2.25in !important; display: block !important; }
  #shared-chart { display: grid !important; grid-template-columns: repeat(3, minmax(0, 1fr)) !important; gap: 4px 10px !important; }
  .bucket-row { display: block !important; min-height: 0 !important; margin-bottom: 4px !important; }
  .bucket-row .bin { margin-bottom: 2px !important; font-size: 9px !important; }
  .trace-bar-row { grid-template-columns: minmax(70px, 1fr) 74px !important; min-height: 14px !important; gap: 4px !important; font-size: 8.5px !important; }
  .trace-bar-row .name { display: none !important; }
  .track { height: 8px !important; }
  .compare-table th, .compare-table td { padding: 3px 5px !important; font-size: 8.5px !important; }
  .compare-table th { font-size: 7.5px !important; }
  .report-note { font-size: 7.5px !important; margin-top: 4px !important; }
  .report-section { padding-top: 6px !important; margin-bottom: 6px !important; }
}

/* —— Study Summary —— */
.study-flow {
  margin-top: 4px;
}

/* Carbon-inspired contained tabs (grid-aware, equal width ≤5) */
.cds-contained-tabs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  background: var(--tr-line);
  border: 1px solid var(--tr-line);
  margin-bottom: 0;
}

.cds-tab {
  appearance: none;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 0;
  padding: 12px 14px;
  border: none;
  background: #e8eef5;
  color: var(--tr-muted);
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  min-height: 64px;
  transition: background 160ms ease, color 160ms ease, box-shadow 160ms ease;
}

.cds-tab:hover:not(:disabled):not(.active) {
  background: #dce4ee;
  color: var(--tr-ink);
}

.cds-tab:focus-visible {
  outline: 2px solid var(--tr-accent);
  outline-offset: -2px;
  z-index: 1;
}

.cds-tab.active {
  background: var(--tr-surface-solid);
  color: var(--tr-ink);
  box-shadow: inset 0 3px 0 0 var(--tr-accent);
}

.cds-tab.complete:not(.active) {
  color: var(--tr-ok);
  background: #defbe6;
}

.cds-tab.complete.active {
  box-shadow: inset 0 3px 0 0 var(--tr-ok);
}

.cds-tab:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  color: #8a97a6;
}

.cds-tab-icon {
  flex: none;
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(15, 98, 254, 0.12);
  color: var(--tr-accent);
  font-size: 11px;
  font-weight: 700;
  font-family: var(--font-mono);
}

.cds-tab.complete .cds-tab-icon {
  background: #198038;
  color: #fff;
}

.cds-tab.active .cds-tab-icon {
  background: var(--tr-accent);
  color: #fff;
}

.cds-tab.complete.active .cds-tab-icon {
  background: var(--tr-ok);
}

.cds-tab-index { line-height: 1; }

.cds-tab-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.cds-tab-label {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
}

.cds-tab-secondary {
  font-size: 11px;
  font-weight: 500;
  color: var(--tr-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cds-tab.active .cds-tab-secondary,
.cds-tab.complete .cds-tab-secondary {
  color: inherit;
  opacity: 0.85;
}

.cds-tab-panels {
  border: 1px solid var(--tr-line);
  border-top: none;
  background: var(--tr-surface-solid);
}

.cds-tab-panel {
  display: none;
  padding: 18px 18px 20px;
  animation: fade-panel 260ms ease both;
}

.cds-tab-panel.active {
  display: block;
}

.cds-tab-panel.panel {
  margin: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

.study-step-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.study-explore-block + .study-explore-block {
  border-top: 1px solid var(--tr-line);
  padding-top: 16px;
}

.btn.ghost {
  background: transparent;
  color: var(--tr-ink);
  border: 1px solid var(--tr-line);
}

.btn.ghost:hover {
  background: #edf5ff;
  border-color: #a6c8ff;
}

.study-run-picker {
  display: grid;
  gap: 8px;
}

.study-run-option {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--tr-line);
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
}

.study-run-option:hover { background: #fff; }
.study-run-option .name { font-weight: 600; }
.study-run-option .meta { font-size: 11px; color: var(--tr-muted); }

.study-sec-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.study-sec-head h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.sec-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--tr-muted);
}

.study-lede {
  max-width: 44rem;
  line-height: 1.45;
  margin: 0 0 14px;
}

.stat-row.study-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  margin-top: 16px;
  padding: 16px 18px;
  border: 1px solid var(--tr-line);
  background: var(--tr-surface);
}

.stat-row .stat .v {
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.stat-row .stat .l {
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--tr-muted);
}

.anat {
  display: flex;
  height: 64px;
  overflow: hidden;
  gap: 2px;
  background: #fff;
  border: 1px solid var(--tr-line);
}

.anat > div {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  min-width: 0;
}

.anat .seg-shared { background: #0f62fe; }
.anat .seg-unique { background: #e06a3a; }
.anat .tag {
  position: absolute;
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.keys {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  align-items: center;
}

.key {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--tr-muted);
}

.sw {
  width: 12px;
  height: 12px;
  flex: none;
}
.sw.shared { background: #0f62fe; }
.sw.unique { background: #e06a3a; }

.reuse-map { display: flex; flex-direction: column; gap: 10px; }
.reuse-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  align-items: center;
}
.reuse-lab {
  font-size: 12px;
}
.reuse-lab .sz {
  display: block;
  color: var(--tr-muted);
  font-size: 10px;
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.reuse-track {
  position: relative;
  height: 28px;
  background: #eef1f5;
  border: 1px solid var(--tr-line);
}
.reuse-fill {
  height: 100%;
  display: flex;
  align-items: center;
  padding-left: 10px;
  color: #fff;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
}
.reuse-fill.hot { background: #e06a3a; }
.reuse-fill.warm { background: #d69a2a; }
.reuse-fill.cold { background: #2f6fc4; }

.study-markdown {
  color: var(--tr-ink);
}

.study-markdown > p {
  color: var(--tr-muted);
}

.study-markdown h3 {
  margin: 1.1em 0 0.4em;
  font-size: 1.05rem;
  letter-spacing: 0;
}

.study-markdown p { margin: 0 0 0.75em; line-height: 1.55; color: var(--tr-ink); }
.study-markdown ul,
.study-markdown ol { margin: 0 0 0.85em; padding-left: 1.2em; color: var(--tr-ink); }
.study-markdown li { margin: 0.3em 0; line-height: 1.5; }
.study-markdown code {
  padding: 1px 4px;
  background: #e8edf2;
  color: #263746;
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.study-report {
  width: 100%;
  overflow: hidden;
  border: 1px solid #aeb8c2;
  border-top: 8px solid #0b1220;
  background: #fff;
  color: #0b1220;
}

.study-report-header {
  min-height: 118px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding: 24px 28px 20px;
  border-bottom: 1px solid #c7cdd4;
}

.study-report-kicker {
  margin: 0 0 8px !important;
  color: #0f62fe !important;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.study-report-header h1 {
  max-width: 48rem;
  margin: 0;
  font-size: 34px;
  line-height: 1.05;
  letter-spacing: 0;
}

.study-report-byline {
  flex: 0 0 auto;
  padding-left: 16px;
  border-left: 4px solid #ff832b;
  text-align: right;
}

.study-report-byline span,
.study-report-byline strong {
  display: block;
}

.study-report-byline span {
  margin-bottom: 4px;
  color: #5c6b7a;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.study-report-byline strong {
  max-width: 220px;
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.study-report-metrics {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  background: #f4f7fa;
  border-bottom: 1px solid #c7cdd4;
}

.study-report-metrics div {
  min-width: 0;
  padding: 16px 18px;
  border-right: 1px solid #c7cdd4;
}

.study-report-metrics div:last-child {
  border-right: none;
}

.study-report-metrics dt {
  overflow: hidden;
  color: #5c6b7a;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-overflow: ellipsis;
  text-transform: uppercase;
  white-space: nowrap;
}

.study-report-metrics dd {
  margin: 7px 0 0;
  overflow: hidden;
  font-size: 21px;
  line-height: 1.05;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.study-report-section {
  display: grid;
  grid-template-columns: 178px minmax(0, 1fr);
  border-bottom: 1px solid #d9e0e6;
}

.study-report-section:last-child {
  border-bottom: none;
}

.study-report-section-head {
  padding: 27px 20px 27px 28px;
  border-right: 1px solid #d9e0e6;
}

.study-report-section-head span {
  display: block;
  margin-bottom: 7px;
  color: #0f62fe;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.study-report-section-head h2 {
  margin: 0;
  font-size: 15px;
  line-height: 1.15;
  letter-spacing: 0;
}

.study-report-section-body {
  min-width: 0;
  padding: 25px 28px 27px;
}

.study-report-section-body > :last-child {
  margin-bottom: 0;
}

.study-report-highlight {
  grid-template-columns: 178px minmax(0, 1fr);
  color: #fff;
  background: #0b1220;
  border-bottom: 8px solid #0f62fe;
}

.study-report-highlight .study-report-section-head {
  border-right-color: #35414d;
}

.study-report-highlight .study-report-section-head span {
  color: #78a9ff;
}

.study-report-highlight .study-report-section-head h2 {
  color: #fff;
}

.study-report-highlight .study-report-section-body {
  padding-top: 30px;
  padding-bottom: 31px;
}

.study-report-highlight p {
  max-width: 66rem;
  margin: 0;
  color: #f4f7fa;
  font-size: 20px;
  line-height: 1.48;
}

.study-report-highlight strong {
  color: #f1c21b;
  font-weight: 700;
}

.study-findings,
.study-evidence-grid,
.study-caveat-list {
  display: grid;
  gap: 0;
}

.study-evidence-row {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 13px;
  padding: 13px 0;
  border-top: 1px solid #e2e8ee;
}

.study-evidence-row:first-child {
  padding-top: 0;
  border-top: none;
}

.study-evidence-row:last-child {
  padding-bottom: 0;
}

.study-evidence-index {
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: #0f62fe;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
}

.study-evidence-row p {
  margin: 1px 0 0;
  font-size: 14px;
  line-height: 1.52;
}

.study-evidence-row strong {
  color: #0b1220;
}

.study-report-workload-shape .study-evidence-index {
  background: #198038;
}

.study-report-cache-tier-implication {
  background: #edf5ff;
  box-shadow: inset 8px 0 0 #ff832b;
}

.study-report-cache-tier-implication .study-evidence-index {
  background: #ff832b;
  color: #0b1220;
}

.study-report-caveats {
  background: #fff8e1;
}

.study-report-caveats .study-report-section-head span {
  color: #8e6a00;
}

.study-caveat-list .study-evidence-index {
  color: #0b1220;
  background: #f1c21b;
}

.study-report-table-wrap {
  width: 100%;
  overflow-x: auto;
  border: 1px solid #aeb8c2;
}

.study-report-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  color: #0b1220;
  font-size: 12px;
}

.study-report-table th,
.study-report-table td {
  padding: 11px 13px;
  border-right: 1px solid #c7cdd4;
  border-bottom: 1px solid #d9e0e6;
  text-align: left;
  vertical-align: top;
}

.study-report-table th:last-child,
.study-report-table td:last-child {
  border-right: none;
}

.study-report-table tbody tr:last-child td {
  border-bottom: none;
}

.study-report-table th {
  color: #fff;
  background: #0b1220;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.study-report-table tbody tr:nth-child(even) {
  background: #f4f7fa;
}

.study-report-table + ul,
.study-report-table + ol,
.study-report-table-wrap + ul,
.study-report-table-wrap + ol,
.study-report-table-wrap + p {
  margin-top: 15px;
}

@media (max-width: 860px) {
  .study-report-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .study-report-metrics div {
    border-bottom: 1px solid #c7cdd4;
  }
  .study-report-metrics div:nth-child(2n) {
    border-right: none;
  }
  .study-report-metrics div:last-child {
    grid-column: 1 / -1;
    border-bottom: none;
  }
  .study-report-section,
  .study-report-highlight {
    grid-template-columns: minmax(0, 1fr);
  }
  .study-report-section-head {
    padding: 20px 20px 0;
    border-right: none;
  }
  .study-report-section-body {
    padding: 16px 20px 22px;
  }
  .study-report-highlight .study-report-section-head {
    border-right: none;
  }
  .study-report-highlight .study-report-section-body {
    padding: 14px 20px 24px;
  }
}

@media (max-width: 620px) {
  .study-report-header {
    min-height: 0;
    display: block;
    padding: 20px;
  }
  .study-report-header h1 {
    font-size: 27px;
  }
  .study-report-byline {
    margin-top: 18px;
    text-align: left;
  }
  .study-report-highlight p {
    font-size: 17px;
  }
  .study-report-metrics dd {
    font-size: 18px;
  }
}

.chat-log {
  max-height: 360px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px 0;
}

.chat-bubble {
  padding: 10px 12px;
  border: 1px solid var(--tr-line);
  background: #fff;
  max-width: 48rem;
}
.chat-bubble.user {
  align-self: flex-end;
  background: #edf5ff;
  border-color: #a6c8ff;
}
.chat-bubble.assistant { align-self: flex-start; }
.chat-bubble p { margin: 0 0 0.5em; }
.chat-bubble p:last-child { margin-bottom: 0; }

.chat-form {
  display: flex;
  gap: 8px;
}
.chat-form input {
  flex: 1;
  border: 1px solid var(--tr-line);
  padding: 10px 12px;
  font-family: var(--font-sans);
  font-size: 14px;
}

@media (max-width: 720px) {
  .reuse-row { grid-template-columns: 96px 1fr; }
  .anat .tag { font-size: 10px; }
  .cds-contained-tabs {
    display: flex;
    overflow-x: auto;
    grid-template-columns: none;
    -webkit-overflow-scrolling: touch;
  }
  .cds-tab {
    flex: 0 0 auto;
    min-width: 132px;
    min-height: 56px;
  }
}