:root {
  color-scheme: light;
  --ink: #171a1d;
  --muted: #5d646a;
  --faint: #8b9196;
  --line: #d8dcdf;
  --line-strong: #b7bdc2;
  --paper: #f7f7f4;
  --white: #fff;
  --soft: #eef0ef;
  --danger: #a83f36;
  --success: #287653;
  --luna: #147d73;
  --sol: #6854a6;
  --terra: #c2702d;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

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

button,
input,
select { font: inherit; }

a { color: inherit; }

.skip-link {
  position: fixed;
  z-index: 30;
  top: 8px;
  left: 8px;
  padding: 8px 12px;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-150%);
}

.skip-link:focus { transform: translateY(0); }

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 62px;
  padding: 0 32px;
  border-bottom: 1px solid var(--line);
  background: rgb(247 247 244 / 94%);
  backdrop-filter: blur(10px);
}

.brand {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  font-size: 14px;
  font-weight: 720;
  letter-spacing: -.02em;
  text-decoration: none;
}

.brand svg {
  width: 18px;
  height: 18px;
  fill: var(--ink);
}

nav { display: flex; gap: 24px; }

nav a {
  color: var(--muted);
  font-size: 13px;
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible { color: var(--ink); }

main { min-height: calc(100vh - 116px); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
  padding: 70px 32px 36px;
  border-bottom: 1px solid var(--line-strong);
}

.eyebrow,
.section-index,
.rail-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .13em;
}

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

h1 {
  max-width: 840px;
  margin-bottom: 18px;
  font-size: clamp(42px, 6vw, 78px);
  font-weight: 620;
  line-height: .98;
  letter-spacing: -.055em;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(22px, 2.2vw, 30px);
  font-weight: 620;
  line-height: 1.2;
  letter-spacing: -.035em;
}

.hero-copy {
  max-width: 630px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 16px;
}

.tier-switch {
  display: flex;
  align-items: flex-end;
  border-bottom: 1px solid var(--line-strong);
}

.tier-switch button {
  min-width: 190px;
  padding: 12px 2px 10px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  text-align: left;
}

.tier-switch button + button { margin-left: 22px; }

.tier-switch button span {
  display: block;
  margin-top: 3px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 11px;
}

.tier-switch button[aria-selected="true"] {
  border-bottom-color: var(--ink);
  color: var(--ink);
}

.scope-note {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 12px 32px;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

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

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--terra);
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  max-width: 1600px;
  margin: 0 auto;
}

.analysis-column {
  min-width: 0;
  padding: 0 44px 72px 32px;
  border-right: 1px solid var(--line);
}

.data-section {
  padding: 48px 0 54px;
  border-bottom: 1px solid var(--line-strong);
}

.data-section:last-child { border-bottom: 0; }

.section-heading {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
}

.info-button {
  position: relative;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: Georgia, serif;
  font-weight: 700;
}

.info-button.small {
  width: 22px;
  height: 22px;
  font-size: 11px;
}

.info-button:hover,
.info-button:focus-visible {
  border-color: var(--ink);
  color: var(--ink);
  outline: none;
}

.info-button::after {
  position: absolute;
  z-index: 8;
  right: 0;
  bottom: calc(100% + 9px);
  display: none;
  width: 230px;
  padding: 8px 10px;
  border: 1px solid var(--line-strong);
  background: var(--ink);
  color: var(--white);
  content: attr(data-tooltip);
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 450;
  line-height: 1.45;
  text-align: left;
}

.info-button:hover::after,
.info-button:focus-visible:not([data-tooltip-suppressed])::after { display: block; }

.model-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 16px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.legend-item { display: inline-flex; gap: 7px; align-items: center; }

.legend-mark {
  width: 16px;
  height: 3px;
  background: var(--model-color);
}

.chart-surface {
  width: 100%;
  min-height: 310px;
  overflow-x: auto;
}

.chart-surface svg {
  display: block;
  min-width: 680px;
  width: 100%;
  height: auto;
}

.chart-grid { stroke: var(--line); stroke-width: 1; }
.chart-axis { stroke: var(--line-strong); stroke-width: 1; }
.chart-label { fill: var(--ink); font: 12px var(--sans); }
.chart-tick { fill: var(--muted); font: 10px var(--mono); }
.chart-value { fill: var(--ink); font: 10px var(--mono); }

.matrix-wrap { overflow-x: auto; }

.family-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  font-size: 12px;
}

.family-table th,
.family-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: right;
  white-space: nowrap;
}

.family-table th {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 650;
}

.family-table th:first-child,
.family-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--paper);
  text-align: left;
}

.matrix-value { display: inline-flex; gap: 9px; align-items: center; }

.matrix-bar {
  display: inline-block;
  width: var(--bar-width);
  max-width: 44px;
  height: 4px;
  background: var(--model-color);
  opacity: .72;
}

.case-heading { align-items: flex-end; }

.result-count {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.case-controls {
  display: grid;
  grid-template-columns: minmax(180px, 1.3fr) repeat(3, minmax(125px, .7fr));
  gap: 16px;
  margin-bottom: 22px;
}

.case-controls label span {
  display: block;
  margin-bottom: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.case-controls input,
.case-controls select {
  width: 100%;
  height: 38px;
  padding: 0 8px;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.case-controls input:focus,
.case-controls select:focus { border-bottom-color: var(--ink); }

.case-list { border-top: 1px solid var(--line-strong); }

.case-row {
  display: grid;
  grid-template-columns: minmax(180px, .9fr) minmax(320px, 2fr);
  gap: 34px;
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}

.case-company {
  display: flex;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 3px;
  font-size: 15px;
  font-weight: 640;
}

.case-ticker,
.case-meta,
.run-label,
.run-value {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
}

.case-meta { margin: 0; }

.case-outcome {
  display: inline-block;
  margin-top: 12px;
  padding: 2px 6px;
  border: 1px solid currentcolor;
  color: var(--success);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .06em;
}

.case-outcome.no-event { color: var(--danger); }

.case-runs { display: grid; gap: 9px; }

.case-run {
  display: grid;
  grid-template-columns: 98px minmax(120px, 1fr) 108px;
  gap: 12px;
  align-items: center;
}

.probability-track {
  position: relative;
  height: 5px;
  background: var(--line);
}

.probability-track::after {
  position: absolute;
  top: -4px;
  left: 50%;
  width: 1px;
  height: 13px;
  background: var(--line-strong);
  content: "";
}

.probability-marker {
  position: absolute;
  z-index: 1;
  top: -4px;
  left: calc(var(--probability) * 100%);
  width: 7px;
  height: 13px;
  background: var(--model-color);
  transform: translateX(-50%);
}

.run-value { text-align: right; }
.run-value strong { color: var(--ink); font-weight: 650; }

.empty-list { padding: 36px 0; color: var(--muted); }

.metrics-rail {
  align-self: start;
  position: sticky;
  top: 62px;
  max-height: calc(100vh - 62px);
  overflow-y: auto;
  padding: 48px 28px 64px;
}

.metrics-rail section {
  padding-bottom: 28px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.metrics-rail section:last-child { border-bottom: 0; }

.coverage-metrics { margin: 0; }

.coverage-metrics div,
.summary-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 5px 0;
}

.coverage-metrics dt,
.summary-label { color: var(--muted); font-size: 12px; }

.coverage-metrics dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
}

.model-summary-item { padding: 12px 0; border-bottom: 1px solid var(--line); }
.model-summary-item:last-child { border-bottom: 0; }

.model-name {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 4px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
}

.model-dot { width: 7px; height: 7px; background: var(--model-color); }

.summary-value { font-family: var(--mono); font-size: 11px; }
.summary-value strong { font-size: 15px; font-weight: 650; }

.rail-title-row { display: flex; justify-content: space-between; }

.identity-item { padding: 8px 0; }
.identity-title { margin-bottom: 2px; font-size: 11px; font-weight: 650; }
.identity-meta { margin: 0; color: var(--muted); font-size: 10px; }
.identity-hash { font-family: var(--mono); overflow-wrap: anywhere; }

.sealed-view {
  max-width: 1000px;
  min-height: 600px;
  padding: 84px 32px;
}

.sealed-view > p:not(.section-index) {
  max-width: 680px;
  margin: 22px 0 46px;
  color: var(--muted);
  font-size: 17px;
}

.admission-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  margin: 0 0 38px;
  border-top: 1px solid var(--line-strong);
}

.admission-grid div { padding: 18px 0; border-bottom: 1px solid var(--line); }
.admission-grid dt { color: var(--muted); font-size: 11px; }
.admission-grid dd { margin: 3px 0 0; font-family: var(--mono); font-size: 17px; }
.text-link { font-weight: 650; text-underline-offset: 4px; }

footer {
  display: flex;
  justify-content: space-between;
  padding: 18px 32px;
  border-top: 1px solid var(--line-strong);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
}

.info-layer {
  position: fixed;
  z-index: 40;
  inset: 0;
  background: rgb(23 26 29 / 48%);
}

.info-sheet {
  position: absolute;
  top: 0;
  right: 0;
  width: min(480px, 100%);
  height: 100%;
  overflow-y: auto;
  padding: 72px 38px;
  background: var(--paper);
  box-shadow: -12px 0 30px rgb(0 0 0 / 10%);
}

.info-sheet h2 { margin-bottom: 24px; }
.info-sheet p,
.info-sheet li { color: var(--muted); }
.info-sheet li + li { margin-top: 8px; }

.info-close {
  position: absolute;
  top: 22px;
  right: 28px;
  border: 0;
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  font-size: 26px;
  font-weight: 300;
}

[hidden] { display: none !important; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .workspace { display: flex; flex-direction: column; }
  .analysis-column { order: 2; padding-right: 32px; border-right: 0; }
  .metrics-rail {
    position: static;
    order: 1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
    max-height: none;
    padding: 32px;
    border-bottom: 1px solid var(--line-strong);
  }
  .metrics-rail section { margin: 0; border-bottom: 0; }
  .case-controls { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .topbar { height: auto; padding: 16px 18px; }
  nav { gap: 14px; }
  nav a:not(:last-child) { display: none; }
  .hero { gap: 32px; padding: 50px 18px 28px; }
  h1 { font-size: 46px; }
  .tier-switch { width: 100%; }
  .tier-switch button { min-width: 0; flex: 1; }
  .scope-note { align-items: flex-start; padding: 12px 18px; }
  .analysis-column { padding: 0 18px 52px; }
  .metrics-rail { grid-template-columns: 1fr; padding: 30px 18px; }
  .metrics-rail section { padding-bottom: 22px; border-bottom: 1px solid var(--line); }
  .data-section { padding: 40px 0 46px; }
  .case-controls { grid-template-columns: 1fr; }
  .case-row { grid-template-columns: 1fr; gap: 16px; }
  .case-run { grid-template-columns: 84px minmax(100px, 1fr) 94px; gap: 8px; }
  .admission-grid { grid-template-columns: 1fr 1fr; }
  .sealed-view { padding: 56px 18px; }
  footer { padding: 16px 18px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}