[hidden] {
  display: none !important;
}

:root {
  --ink: #1b2a23;
  --ink-secondary: #37493f;
  --muted: #4e6156;
  --canvas: #f4f6f1;
  --surface: #ffffff;
  --surface-subtle: #f8faf7;
  --line: #d6e0d5;
  --line-soft: #e4ebe2;
  --green: #1e6248;
  --green-hover: #154b36;
  --green-soft: #e3f0e8;
  --amber: #b84c27;
  --amber-soft: #fcece5;
  --blue: #255b8a;
  --blue-soft: #e6eff8;
  --purple: #54477d;
  --lavender: #edeaf7;
  --focus-ring: #1e6248;
  --serif: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

button,
textarea,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

/* Accessibility: Skip Link & High-Visibility Focus Rings */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 999;
  background: var(--green);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  transition: top 0.15s ease;
}

.skip-link:focus {
  top: 12px;
}

button:focus-visible,
a:focus-visible,
textarea:focus-visible,
select:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

/* ============================================================================
   TOPBAR & QUICK NAVIGATION
   ============================================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: 68px;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px max(28px, calc((100vw - 1440px) / 2));
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.025em;
  font-size: 16px;
  white-space: nowrap;
}

.brand-light {
  color: #6b8273;
  font-weight: 500;
}

.brand-mark {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  background: var(--green-soft);
  border: 1px solid #c5dccd;
  border-radius: 9px;
}

.brand-mark svg {
  width: 19px;
  fill: none;
  stroke: var(--green);
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.topbar-center {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border-radius: 999px;
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  color: var(--ink-secondary);
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 600;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.nav-pill:hover {
  background: var(--green-soft);
  border-color: #9ec4ac;
  color: var(--green);
}

.nav-step {
  display: inline-grid;
  place-items: center;
  width: 19px;
  height: 19px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.topbar-action-btn {
  border: 1px solid var(--green);
  background: var(--green);
  color: #fff;
  font-size: 12.5px;
  font-weight: 700;
  padding: 8px 14px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s, transform 0.1s;
  box-shadow: 0 2px 6px rgba(30, 98, 72, 0.16);
}

.topbar-action-btn:hover {
  background: var(--green-hover);
}

.topbar-action-btn:disabled {
  opacity: 0.65;
  cursor: wait;
}

.demo-badge,
.pill {
  font-size: 11px;
  letter-spacing: 0.07em;
  font-weight: 700;
  white-space: nowrap;
}

.demo-badge {
  color: #365944;
  display: flex;
  align-items: center;
  gap: 7px;
}

.demo-badge > span,
.tiny-dot {
  width: 7px;
  height: 7px;
  background: #2e855a;
  border-radius: 50%;
  display: inline-block;
}

.top-divider {
  height: 20px;
  width: 1px;
  background: var(--line);
}

.system-status {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--ink-secondary);
  white-space: nowrap;
}

.system-status i {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #8c9c90;
  border-radius: 50%;
  margin-right: 6px;
}

.system-status.ready i {
  background: #238653;
}

.system-status.offline i {
  background: #c77c26;
}

/* ============================================================================
   HERO & PIPELINE STEPPER
   ============================================================================ */
.wrap {
  max-width: 1440px;
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

.hero {
  padding-top: 28px;
  padding-bottom: 22px;
}

.hero-header {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(340px, 0.9fr);
  gap: 24px;
  align-items: center;
  margin-bottom: 22px;
}

.eyebrow,
.kicker,
.micro-label,
.chart-label,
.side-label,
.side-note > span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.11em;
  color: #3d634c;
  text-transform: uppercase;
}

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

.eyebrow-line {
  width: 24px;
  height: 2px;
  background: var(--green);
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.08;
  font-size: clamp(30px, 3.2vw, 44px);
  margin: 10px 0 12px;
  color: var(--ink);
}

.hero h1 em,
.status-intro h2 em {
  font-weight: 400;
  color: var(--green);
}

.lead {
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-secondary);
  margin: 0;
  max-width: 680px;
}

.hero-Controls-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 16px 18px;
  box-shadow: 0 4px 16px rgba(27, 42, 35, 0.04);
}

.hero-scenario-title {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--green);
  margin-bottom: 4px;
}

.hero-scenario-desc {
  margin: 0 0 10px;
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.45;
}

.scenario-segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.scenario-btn {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  text-align: left;
  padding: 10px 12px;
  border-radius: 9px;
  border: 1.5px solid var(--line);
  background: var(--surface-subtle);
  color: var(--ink);
  transition: all 0.15s ease;
}

.scenario-btn:hover {
  border-color: #8eb39b;
  background: #fff;
}

.scenario-btn.active[data-global-scenario="matched"] {
  background: var(--green-soft);
  border-color: var(--green);
  box-shadow: 0 2px 8px rgba(30, 98, 72, 0.12);
}

.scenario-btn.active[data-global-scenario="shifted"] {
  background: var(--amber-soft);
  border-color: var(--amber);
  box-shadow: 0 2px 8px rgba(184, 76, 39, 0.14);
}

.scenario-btn strong {
  display: block;
  font-size: 13px;
  line-height: 1.25;
}

.scenario-btn small {
  display: block;
  font-size: 11.5px;
  color: var(--muted);
  margin-top: 2px;
}

.scenario-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  margin-top: 3px;
  flex: none;
}

.matched-dot {
  background: var(--green);
}

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

.intro-note {
  margin: 10px 0 0;
  color: var(--ink-secondary);
  line-height: 1.45;
  font-size: 12.5px;
  padding-top: 8px;
  border-top: 1px solid var(--line-soft);
}

/* Rationale & Why SBI Is Needed Grid */
.rationale-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.rationale-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--green);
  border-radius: 12px;
  padding: 16px 18px;
  box-shadow: 0 3px 12px rgba(27, 42, 35, 0.03);
}

.rationale-card:nth-child(2) {
  border-left-color: var(--blue);
}

.rationale-tag {
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 5px;
}

.rationale-card:nth-child(2) .rationale-tag {
  color: var(--blue);
}

.rationale-card h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 19px;
  line-height: 1.25;
  margin: 0 0 8px;
  color: var(--ink);
}

.rationale-card h2 code,
.rationale-card p code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--surface-subtle);
  border: 1px solid var(--line-soft);
  padding: 1px 5px;
  border-radius: 5px;
}

.rationale-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

/* 4-Stage Pipeline Stepper */
.pipeline-stepper {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.pipeline-stage-tab {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 13px;
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: 11px;
  text-align: left;
  color: var(--ink);
  transition: all 0.15s ease;
}

.pipeline-stage-tab:hover {
  border-color: #84ab92;
  background: #fbfdfb;
}

.pipeline-stage-tab.active {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
  box-shadow: 0 4px 12px rgba(30, 98, 72, 0.18);
}

.stage-badge {
  display: inline-grid;
  place-items: center;
  min-width: 30px;
  height: 30px;
  padding: 0 6px;
  border-radius: 8px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 11.5px;
  font-weight: 800;
  flex: none;
}

.pipeline-stage-tab.active .stage-badge {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.stage-tab-text strong {
  display: block;
  font-size: 13px;
  line-height: 1.25;
}

.stage-tab-text span {
  display: block;
  font-size: 11.5px;
  color: var(--muted);
  margin-top: 2px;
}

.pipeline-stage-tab.active .stage-tab-text span {
  color: rgba(255, 255, 255, 0.86);
}

/* ============================================================================
   MAIN LAYOUT & CARDS
   ============================================================================ */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  width: 100%;
  max-width: 100%;
}

.layout > *,
.main-column > *,
#study-content > *,
.study-card,
.experiment-card,
.ask-card,
.check-card,
.subsection-block,
.detective-subcard,
.sir-explainer,
.sir-charts-grid,
.sir-charts-grid > *,
.sir-chart-card,
.prior-pred-grid,
.prior-pred-grid > *,
.prior-pred-card,
.calibration-grid,
.calibration-grid > *,
.calibration-card,
.visual-chart-panel,
.table-wrap,
.predict-result,
.predict-grid-two,
.predict-grid-two > *,
.predict-chart-card,
.audit-grid,
.audit-grid > *,
.bundle-grid,
.bundle-grid > *,
.ai-two-col,
.ai-two-col > *,
.bottom-summary,
.bottom-summary > * {
  min-width: 0;
  max-width: 100%;
}

.main-column,
#study-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  min-width: 0;
  width: 100%;
  max-width: 100%;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(27, 42, 35, 0.035);
}

.study-card,
.experiment-card,
.ask-card,
.check-card {
  padding: 26px 28px;
}

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}

.card-head h2,
.results-heading h2 {
  font-family: var(--serif);
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 400;
  margin: 8px 0 6px;
  color: var(--ink);
}

.card-head p,
.results-heading p {
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
  margin: 0;
  max-width: 680px;
}

.kicker {
  display: flex;
  align-items: center;
  gap: 9px;
}

.section-number {
  display: inline-grid;
  place-items: center;
  min-width: 26px;
  height: 26px;
  padding: 0 6px;
  background: var(--green-soft);
  color: var(--green);
  border-radius: 7px;
  letter-spacing: 0;
  font-size: 11.5px;
  font-weight: 800;
}

.pill {
  border-radius: 6px;
  padding: 7px 10px;
}

.pill-neutral {
  background: #eaf0ea;
  color: #355240;
}

.pill-lavender {
  background: var(--lavender);
  color: var(--purple);
}

/* Plain-English Explainer Callout */
.explain-callout {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 18px;
  margin-bottom: 18px;
  background: #f2f8f4;
  border: 1px solid #c6dfd0;
  border-left: 4px solid var(--green);
  border-radius: 10px;
}

.explain-icon {
  font-size: 20px;
  line-height: 1.3;
  flex: none;
}

.explain-body {
  flex: 1;
  min-width: 0;
}

.explain-body > strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: 6px;
}

.explain-body p {
  margin: 0;
  font-size: 13.75px;
  line-height: 1.65;
  color: var(--ink-secondary);
}

.explain-body p strong {
  display: inline;
  font-weight: 700;
  color: var(--ink);
}

.explain-body p sub {
  line-height: 0;
  font-size: 0.78em;
}

/* Subsection Blocks & Accordions */
.subsection-block {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--line-soft);
}

.subsection-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.subsection-header h3 {
  margin: 3px 0 0;
  font-size: 17px;
  color: var(--ink);
}

.accordions-row {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.sbc-details {
  margin-top: 8px;
  padding: 13px 16px;
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 13px;
  color: var(--ink-secondary);
}

.sbc-details summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 13.5px;
  color: var(--green);
}

.sbc-details p {
  line-height: 1.6;
}

/* ============================================================================
   STAGE 1: SIR COMPARTMENTS, PARAMETERS & PRIOR PREDICTIVE CHARTS
   ============================================================================ */
.study-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.study-stats span {
  padding: 6px 11px;
  background: #edf4ee;
  border: 1px solid #d5e4d8;
  border-radius: 7px;
  color: #284b38;
  font-size: 12.5px;
  font-weight: 600;
}

.sir-overview-lead {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--ink-secondary);
  margin: 8px 0 14px;
}

.sir-compartment-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  gap: 8px;
  align-items: stretch;
  margin: 14px 0;
}

.sir-comp-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 12px 13px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
}

.sir-comp-head {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}

.sir-symbol {
  display: inline-grid;
  place-items: center;
  padding: 3px 7px;
  border-radius: 5px;
  background: var(--green-soft);
  color: var(--green);
  font-weight: 700;
  font-family: var(--mono);
  font-size: 12px;
}

.sir-comp-head strong {
  font-size: 13px;
  color: var(--ink);
}

.sir-comp-head small {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
}

.sir-comp-card p {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ink-secondary);
}

.sir-eq-code {
  display: inline-block;
  padding: 3px 6px;
  background: #eef4ef;
  border: 1px solid #d5e2d7;
  border-radius: 5px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: #1f3d2d;
  overflow-wrap: anywhere;
  white-space: normal;
}

.sir-flow-arrow {
  display: grid;
  place-items: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--green);
  padding: 0 2px;
}

.sir-param-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin: 12px 0 16px;
}

.sir-param-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 11px 13px;
}

.sir-param-card > strong {
  display: block;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 3px;
}

.sir-param-prior {
  display: block;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 5px;
}

.sir-param-card p {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-secondary);
}

.sir-charts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
  margin: 14px 0;
}

.sir-chart-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px 15px;
}

.sir-chart-card svg {
  display: block;
  width: 100%;
  height: auto;
  background: #fcfdfb;
  border: 1px solid var(--line-soft);
  border-radius: 7px;
  margin: 8px 0;
}

.sir-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--ink-secondary);
  margin-top: 6px;
}

.sir-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.sir-legend span::before {
  content: '';
  display: inline-block;
  width: 13px;
  height: 4px;
  border-radius: 2px;
  background: var(--swatch, #1e6248);
}

.sir-section-subhead {
  margin-top: 16px;
  margin-bottom: 8px;
}

.prior-metrics-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 14px;
}

.prior-metrics-bar span {
  font-size: 12px;
  padding: 6px 10px;
  background: #edf3ee;
  border: 1px solid #d6e3d8;
  border-radius: 6px;
  color: #244533;
  font-weight: 600;
}

/* ============================================================================
   STAGE 2: FILTER BAR, 14-METHOD VISUAL CHART & BENCHMARK TABLE
   ============================================================================ */
.filter-bar-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 14px 0;
  padding: 10px 12px;
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  border-radius: 10px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.filter-chip,
.metric-chip {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 11px;
  border-radius: 7px;
  transition: all 0.15s;
}

.filter-chip:hover,
.metric-chip:hover {
  background: var(--green-soft);
  border-color: #9ec4ac;
  color: var(--green);
}

.filter-chip.active {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.chart-metric-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}

.metric-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  margin-right: 4px;
}

.metric-chip.active {
  background: var(--purple);
  color: #fff;
  border-color: var(--purple);
}

.visual-chart-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 14px 16px;
  margin-bottom: 18px;
  overflow-x: auto;
  max-width: 100%;
  -webkit-overflow-scrolling: touch;
}

.visual-chart-panel svg {
  display: block;
  width: 100%;
  min-width: 720px;
  height: auto;
}

.chart-scroll-wrap {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: 6px;
}

.chart-scroll-wrap:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.chart-scroll-wrap svg {
  display: block;
  width: 100%;
  min-width: 480px;
  height: auto;
}

.method-chart-row {
  cursor: pointer;
  outline: none;
}

.method-chart-row:focus-visible rect.method-row-bg {
  fill: #e3f0e7;
  stroke: var(--green);
  stroke-width: 2;
   rx: 6;
}

.row-select-btn {
  appearance: none;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 700;
}

.row-select-btn:focus-visible,
.clickable-row:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Benchmark Table */
.table-wrap {
  overflow-x: auto;
  max-width: 100%;
  border: 1px solid var(--line-soft);
  border-radius: 10px;
}

.results-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 12.5px;
  text-align: left;
  white-space: nowrap;
}

.results-table caption {
  text-align: left;
  color: var(--ink-secondary);
  font-weight: 700;
  padding: 10px 12px;
  background: var(--surface-subtle);
  border-bottom: 1px solid var(--line-soft);
  font-size: 12.5px;
}

.results-table th,
.results-table td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: middle;
}

.results-table thead th {
  background: #f5f8f4;
  color: var(--ink-secondary);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.results-table td small,
.results-table th small {
  display: block;
  color: var(--muted);
  font-weight: 400;
  font-size: 11.5px;
  margin-top: 3px;
}

.compact-table th,
.compact-table td {
  padding: 8px 10px;
  font-size: 12px;
}

.sir-wrap-table {
  white-space: normal !important;
}

.sir-wrap-table th,
.sir-wrap-table td {
  vertical-align: top;
  line-height: 1.5;
}

.clickable-row {
  cursor: pointer;
  transition: background 0.12s;
}

.clickable-row:hover {
  background: #f0f7f2;
}

.selected-row {
  background: #e3f0e7 !important;
}

.selected-row th:first-child {
  border-left: 4px solid var(--green);
}

/* Inline Table Coverage Progress Bar */
.cov-bar-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}

.cov-bar-track {
  position: relative;
  width: 72px;
  height: 8px;
  background: #e6ece5;
  border-radius: 4px;
  overflow: hidden;
  flex: none;
}

.cov-bar-fill {
  height: 100%;
  border-radius: 4px;
}

.cov-bar-target {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 90%;
  width: 2px;
  background: #1b2a23;
}

.verdict-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
}

.verdict-good {
  background: var(--green-soft);
  color: var(--green);
}

.verdict-warn {
  background: #fef3dc;
  color: #8f5b14;
}

.verdict-drop {
  background: var(--amber-soft);
  color: var(--amber);
}

.kind-pill {
  display: inline-block;
  padding: 3px 7px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
}

.kind-scale {
  background: var(--amber-soft);
  color: var(--amber);
}

.kind-shape {
  background: var(--green-soft);
  color: var(--green);
}

.dz-alert {
  color: var(--amber) !important;
  font-weight: 700;
}

.study-note {
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  margin: 12px 0 0;
}

/* Execution Audit Tiers & Pills */
.exec-tier-list {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.exec-tier-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 12px 14px;
}

.exec-tier-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 5px;
}

.exec-tier-head strong {
  font-size: 13px;
  color: var(--ink);
}

.exec-tier-desc {
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-secondary);
  line-height: 1.5;
}

.exec-pill {
  display: inline-block;
  padding: 3px 7px;
  border-radius: 5px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.exec-real {
  background: #dff0e4;
  color: #1c5432;
  border: 1px solid #bdddc7;
}

.exec-hybrid {
  background: #e3eef9;
  color: #224d77;
  border: 1px solid #c3d8ee;
}

.exec-surrogate {
  background: #faeedb;
  color: #7c4f1a;
  border: 1px solid #ebd4b3;
}

.exec-notrun {
  background: #fce5e0;
  color: #94321e;
  border: 1px solid #f0c2b8;
}

.exec-live {
  background: var(--lavender);
  color: var(--purple);
  border: 1px solid #d5cfeb;
}

.amort-pill {
  display: inline-block;
  padding: 3px 7px;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 700;
  background: #edf2ed;
  color: #3d5645;
}

.amort-yes {
  background: #e1efe4;
  color: #215936;
}

.amort-partly {
  background: var(--lavender);
  color: var(--purple);
}

.amort-no {
  background: #faeee0;
  color: #825120;
}

.row-pill-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
}

/* ============================================================================
   STAGE 3: CONTROLS, METHOD GUIDE, SBC/TARP & LIVE PREDICTIVE CHECK
   ============================================================================ */
.controls {
  display: flex;
  align-items: end;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.workbench-controls {
  background: #eef5ef;
  border: 1px solid #c9ddd0;
  border-radius: 11px;
  padding: 14px 16px;
}

.controls label {
  font-size: 11.5px;
  color: var(--ink-secondary);
  font-weight: 700;
  display: grid;
  gap: 6px;
  flex: 1 1 200px;
}

.controls select {
  min-height: 42px;
  padding: 0 11px;
  border: 1px solid #b9cfc0;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 13.5px;
  font-weight: 600;
}

.primary-button,
.secondary-button {
  border: 0;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  white-space: nowrap;
  min-height: 42px;
  padding: 0 16px;
  transition: background 0.15s, border-color 0.15s;
}

.primary-button {
  background: var(--green);
  color: #fff;
}

.primary-button:hover {
  background: var(--green-hover);
}

.secondary-button {
  background: #fff;
  border: 1.5px solid #bdd1c2;
  color: var(--green);
}

.secondary-button:hover {
  background: var(--green-soft);
}

.primary-button:disabled,
.secondary-button:disabled {
  opacity: 0.58;
  cursor: not-allowed;
}

/* Selected Method Guide Card */
.method-guide-card {
  margin-top: 16px;
  padding: 16px 18px;
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  border-radius: 11px;
}

.guide-card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.guide-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--green);
  display: block;
}

.guide-card-head h4 {
  margin: 3px 0 0;
  font-size: 16px;
  color: var(--ink);
}

.guide-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.method-exec-strip {
  margin: 10px 0 12px;
  padding: 10px 12px;
  background: #eef5ef;
  border: 1px solid #d1e2d5;
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--ink-secondary);
}

.method-exec-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 5px;
}

.method-exec-strip p {
  margin: 0;
  line-height: 1.5;
}

.guide-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  font-size: 12.5px;
}

.guide-meta-grid > div > strong {
  display: block;
  font-size: 11.5px;
  color: var(--green);
  margin-bottom: 3px;
}

.guide-meta-grid p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.5;
}

.rnpe-misspec-strip {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 12.5px;
}

.rnpe-misspec-strip > strong {
  display: block;
  margin-bottom: 7px;
  color: var(--ink);
}

.rnpe-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.rnpe-pills span {
  padding: 4px 9px;
  border-radius: 5px;
  background: #eaf1eb;
  color: var(--ink-secondary);
  font-size: 11.5px;
  font-weight: 600;
}

.rnpe-pills span.misspec-high {
  background: var(--amber-soft);
  color: var(--amber);
  font-weight: 700;
}

/* Calibration Grid (SBC + TARP) */
.calib-explainer {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.calibration-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 16px;
  align-items: stretch;
}

.calib-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
}

.calib-subhead {
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 8px;
}

#sbc-ranks svg,
#tarp-panel svg {
  display: block;
  width: 100%;
  height: auto;
  background: #fcfdfb;
  border: 1px solid var(--line-soft);
  border-radius: 7px;
  margin: 6px 0;
}

.tarp-meta {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--ink-secondary);
  margin-top: 8px;
}

/* Live Predictive Check & 2D Posterior */
.predict-result {
  margin-top: 18px;
  padding: 18px 20px;
  background: #f4f8f4;
  border: 1px solid #cfe0d2;
  border-radius: 11px;
  color: var(--ink-secondary);
  font-size: 13.5px;
  line-height: 1.6;
}

.predict-result.warning {
  background: #fff7eb;
  border-color: #edd5b1;
  color: #785427;
}

.predict-result h3 {
  margin: 0 0 10px;
  font-size: 16.5px;
  color: var(--ink);
}

.predict-result svg {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: 8px;
  margin: 8px 0;
}

.predict-grid-two {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 14px;
  margin: 12px 0;
}

.predict-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px 15px;
}

.predict-card svg {
  margin: 6px 0;
}

.chart-key {
  display: flex;
  gap: 14px;
  font-size: 12px;
  flex-wrap: wrap;
  color: var(--ink-secondary);
}

.chart-key span::before {
  content: '';
  display: inline-block;
  width: 13px;
  height: 4px;
  vertical-align: middle;
  margin-right: 6px;
  background: var(--amber);
}

.chart-key span:nth-child(2)::before {
  background: var(--green);
}

.chart-key span:nth-child(3)::before {
  height: 9px;
  background: #7ab896;
}

.chart-key span:nth-child(4)::before {
  height: 9px;
  background: #cde4d5;
}

.export-line {
  display: flex;
  gap: 14px;
  align-items: center;
  margin-top: 18px;
  color: var(--muted);
  font-size: 12.5px;
}

.study-warnings {
  font-size: 12.5px;
  color: #7a5c37;
  line-height: 1.55;
}

.provenance-notes {
  margin: 8px 0;
  padding-left: 18px;
  line-height: 1.55;
}

.hash-line {
  overflow-wrap: anywhere;
  font-family: var(--mono);
  font-size: 11.5px;
}

/* ============================================================================
   STAGE 4: CODE AUDIT, INHERITED BUNDLE, REPLAY & AI DETECTIVE
   ============================================================================ */
.detective-subcard {
  margin-top: 18px;
  padding: 20px 22px;
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.card-head.compact {
  margin-bottom: 14px;
}

.subcard-title {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 400;
  margin: 6px 0 4px;
  color: var(--ink);
}

.experiment-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 1fr);
  gap: 16px;
}

.chart-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 15px 17px 12px;
  min-width: 0;
}

.chart-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
}

.chart-heading h3 {
  font-size: 15px;
  margin: 5px 0;
  font-weight: 700;
  color: var(--ink);
}

.chart-heading h3 span {
  font-family: Georgia, serif;
  font-style: italic;
}

.chart-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-secondary);
  background: var(--surface-subtle);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 5px 8px;
}

.chart-image {
  height: 185px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.chart-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.figure-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: var(--muted);
  font-size: 12.5px;
  text-align: center;
}

.placeholder-line {
  width: 65%;
  height: 1px;
  background: var(--line);
  margin: 10px;
}

.chart-foot {
  border-top: 1px solid var(--line-soft);
  padding-top: 10px;
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-secondary);
}

.bundle-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.bundle-title {
  padding: 13px 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--line-soft);
}

.file-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 16px;
}

.bundle-title strong,
.bundle-title span {
  display: block;
}

.bundle-title strong {
  font-size: 13px;
  color: var(--ink);
}

.bundle-title div > span {
  font-size: 11.5px;
  color: var(--muted);
  margin-top: 2px;
}

.file-list {
  padding: 6px 12px;
  max-height: 185px;
  overflow: auto;
  flex: 1;
}

.file-row {
  padding: 8px 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--ink-secondary);
  border-bottom: 1px solid var(--line-soft);
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.12s;
}

.file-row:hover {
  background: var(--green-soft);
  color: var(--ink);
}

.file-row.active-file {
  background: var(--green);
  color: #fff;
  font-weight: 700;
}

.file-row.active-file span:last-child {
  color: rgba(255, 255, 255, 0.85);
}

.file-row:last-child {
  border-bottom: 0;
}

.file-row span:last-child {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}

.bundle-foot {
  margin: 0;
  padding: 10px 15px;
  background: var(--surface-subtle);
  color: var(--muted);
  font-size: 11.5px;
  display: flex;
  align-items: center;
  gap: 7px;
}

/* Interactive Bundle File Viewer Drawer */
.bundle-file-viewer {
  margin-top: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}

.file-viewer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: #eef4ef;
  border-bottom: 1px solid var(--line);
  font-size: 12.5px;
}

.file-viewer-lines {
  max-height: 220px;
  overflow: auto;
  padding: 8px 0;
  font-family: var(--mono);
  font-size: 12px;
}

.file-line {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 10px;
  padding: 3px 14px;
  line-height: 1.5;
}

.file-line-num {
  color: var(--muted);
  text-align: right;
  user-select: none;
}

.file-line-code {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  color: var(--ink);
}

.file-line-alert {
  background: #fcece5;
  border-left: 3px solid var(--amber);
  font-weight: 700;
}

/* Check Actions & Replay Result */
.check-action {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 13px;
}

.check-symbol {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--green-soft);
  display: grid;
  place-items: center;
  color: var(--green);
  font-size: 20px;
  flex: none;
}

.check-description {
  flex: 1;
  min-width: 0;
}

.check-description > strong,
.check-description > span {
  display: block;
}

.check-description > strong {
  font-size: 13.5px;
  color: var(--ink);
}

.check-description > span {
  font-size: 12.5px;
  color: var(--muted);
  margin-top: 3px;
  line-height: 1.45;
}

.replay-result {
  margin-top: 12px;
  padding: 16px 18px;
  border-radius: 10px;
  background: #eef6f0;
  border: 1px solid #c8dfd0;
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.6;
}

.replay-result.warning {
  background: #fff7eb;
  border-color: #edd5b1;
  color: #785427;
}

.replay-result > strong {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--ink);
}

.replay-result dl {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 4px 14px;
  margin: 10px 0;
}

.replay-result dt {
  font-weight: 700;
  color: var(--ink);
}

.replay-result dd {
  margin: 0;
  overflow-wrap: anywhere;
}

/* AI Panels & Preset Question Chips */
.ai-two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.ai-panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
}

.preset-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.preset-chip {
  border: 1px solid #d1cde6;
  background: #f6f4fb;
  color: var(--purple);
  font-size: 11.5px;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 999px;
  transition: all 0.15s;
}

.preset-chip:hover {
  background: var(--purple);
  border-color: var(--purple);
  color: #fff;
}

.agent-label {
  display: block;
  font-size: 11px;
  letter-spacing: 0.09em;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 7px;
}

.input-wrap {
  display: flex;
  align-items: end;
  gap: 10px;
  border: 1.5px solid var(--line);
  border-radius: 9px;
  padding: 8px;
  background: var(--surface-subtle);
}

.input-wrap:focus-within {
  border-color: var(--green);
  background: #fff;
}

.input-wrap textarea {
  resize: vertical;
  min-height: 52px;
  max-height: 180px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 13.5px;
  line-height: 1.5;
  padding: 6px 8px;
  flex: 1;
  min-width: 0;
}

.form-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 11.5px;
  margin-top: 9px;
}

.small-sparkle {
  color: var(--purple);
  margin-right: 4px;
}

.notice {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  background: #fff7eb;
  border: 1px solid #edd5b1;
  color: #785427;
  font-size: 13px;
  line-height: 1.5;
}

.analysis-section {
  margin-top: 18px;
}

.results-heading {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
  margin: 14px 0 12px;
}

.findings-card {
  overflow: hidden;
}

.findings-overview {
  padding: 20px 22px;
  display: flex;
  gap: 12px;
}

.finding-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--lavender);
  color: var(--purple);
  display: grid;
  place-items: center;
  font-size: 18px;
  flex: none;
}

.answer-text {
  line-height: 1.65;
  color: var(--ink-secondary);
  font-size: 14px;
  white-space: pre-wrap;
}

.discrepancy {
  margin: 0 22px 18px;
  padding: 14px 16px;
  border: 1px solid #ebcfa8;
  background: #fdf6e9;
  border-radius: 9px;
  color: #6e4e26;
  line-height: 1.6;
}

.discrepancy > strong {
  display: block;
  color: var(--amber);
  font-size: 11px;
  letter-spacing: 0.08em;
  margin-bottom: 5px;
}

.claims {
  border-top: 1px solid var(--line-soft);
}

.claim {
  padding: 16px 22px;
  border-bottom: 1px solid var(--line-soft);
}

.claim:last-child {
  border-bottom: 0;
}

.claim h3 {
  font-size: 14px;
  margin: 0 0 6px;
  color: var(--ink);
}

.claim p {
  margin: 0;
  color: var(--ink-secondary);
  line-height: 1.6;
  font-size: 13px;
  white-space: pre-wrap;
}

.source {
  margin-top: 9px;
}

.source summary {
  cursor: pointer;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.source pre {
  margin: 8px 0 0;
  padding: 11px;
  background: #f3f7f2;
  border: 1px solid var(--line-soft);
  border-radius: 6px;
  color: var(--ink-secondary);
  overflow: auto;
  font-size: 12px;
  font-family: var(--mono);
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.limitations {
  padding: 13px 22px;
  background: var(--surface-subtle);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.agent-raw {
  margin-top: 12px;
}

.agent-raw summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--green);
}

.agent-raw pre {
  max-height: 240px;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  font-size: 11.5px;
  font-family: var(--mono);
  background: #fff;
  border: 1px solid var(--line);
  padding: 12px;
  border-radius: 7px;
}

/* ============================================================================
   BOTTOM SUMMARY: VALIDATION SCORECARD & GLOSSARY
   ============================================================================ */
.bottom-summary {
  display: grid;
  gap: 18px;
}

.status-card {
  background: #e5efe7;
  border: 1px solid #cadbce;
  border-radius: 14px;
  padding: 22px 26px;
}

.status-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  padding-bottom: 16px;
}

.side-label {
  display: flex;
  justify-content: space-between;
  color: #2f5740;
  font-size: 11px;
}

.side-label span {
  font-size: 14px;
  color: var(--green);
}

.status-intro {
  padding: 6px 0 0;
}

.status-intro h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: -0.02em;
  margin: 0 0 4px;
  color: var(--ink);
}

.status-intro p {
  color: var(--ink-secondary);
  font-size: 13px;
  line-height: 1.5;
  margin: 0;
}

.status-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid #c6d8ca;
}

.status-row {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 9px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid #c6d8ca;
  border-radius: 10px;
  align-content: space-between;
}

.status-icon {
  font-size: 19px;
  color: var(--green);
  line-height: 1;
}

.status-row strong {
  font-size: 13px;
  color: var(--ink);
}

.status-row p {
  font-size: 12px;
  color: var(--ink-secondary);
  line-height: 1.45;
  margin: 4px 0 6px;
}

.state {
  grid-column: 2;
  display: inline-block;
  width: fit-content;
  padding: 4px 8px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.85);
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.state.active {
  background: #fff;
  color: var(--green);
}

.state.warning {
  background: #fff6ea;
  color: var(--amber);
}

.status-foot {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  max-width: 440px;
}

.info-mark {
  font-family: Georgia, serif;
  font-size: 12px;
  font-weight: 700;
  width: 18px;
  height: 18px;
  flex: none;
  border: 1.5px solid var(--green);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--green);
}

.status-foot p {
  color: var(--ink-secondary);
  font-size: 11.5px;
  line-height: 1.5;
  margin: 0;
}

/* Glossary Card */
.glossary-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 26px;
}

.glossary-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-soft);
}

.side-note-inline {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.glossary-list {
  margin: 14px 0 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.glossary-list div {
  padding: 10px 12px;
  background: var(--surface-subtle);
  border: 1px solid var(--line-soft);
  border-radius: 9px;
}

.glossary-list dt {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 2px;
}

.glossary-list dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--ink-secondary);
}

.side-note {
  padding: 6px 4px;
}

.side-note p {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
  margin: 6px 0 0;
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  margin-top: 38px;
  padding-top: 22px;
  padding-bottom: 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.footer strong {
  color: var(--ink);
}

/* ============================================================================
   RESPONSIVE BREAKPOINTS
   ============================================================================ */
@media (max-width: 1100px) {
  .hero-header {
    grid-template-columns: 1fr;
  }
  .pipeline-stepper {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
  .sir-compartment-flow {
    grid-template-columns: 1fr;
  }
  .sir-flow-arrow {
    display: none;
  }
}

@media (max-width: 960px) {
  .rationale-grid {
    grid-template-columns: 1fr;
  }
  .status-list {
    grid-template-columns: 1fr;
  }
  .calibration-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .topbar {
    padding: 10px 16px;
  }
  .topbar-center {
    display: none;
  }
  .wrap {
    padding-left: 16px;
    padding-right: 16px;
  }
  .study-card {
    padding: 20px 16px;
  }
  .experiment-grid {
    grid-template-columns: 1fr;
  }
  .scenario-segmented {
    grid-template-columns: 1fr;
  }
  .footer {
    flex-direction: column;
  }
}