:root {
  --paper: #ffffff;
  --ink: #111111;
  --muted: #6f6f6f;
  --rule: #dddddd;
  --grid: #ececec;
  --blue: #165dff;
  --blue-soft: #dfe9ff;
  --serif: "Newsreader", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

.shell {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.title-block {
  padding-block: 68px 0;
}

.site-title {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3rem, 8vw, 6.8rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 0.94;
}

.section {
  padding-block: 64px;
  border-bottom: 1px solid var(--ink);
}

h1,
h2,
figcaption {
  font-family: var(--serif);
  font-weight: 500;
}

h1,
h2 {
  margin: 0 0 42px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  letter-spacing: -0.035em;
  line-height: 1;
}

.figure {
  margin: 0;
}

.figure + .figure {
  margin-top: 64px;
  padding-top: 44px;
  border-top: 1px solid var(--rule);
}

figcaption {
  margin-bottom: 20px;
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.15;
}

.scientific-plot {
  position: relative;
}

.scientific-plot svg,
.chart svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.chart {
  width: 100%;
  min-height: 300px;
}

.chart-wide {
  min-height: 380px;
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  margin: -6px 0 14px;
  color: var(--muted);
  font-size: 0.75rem;
}

.swatch {
  display: inline-block;
  width: 9px;
  height: 9px;
  margin-right: 7px;
  vertical-align: 0;
}

.swatch {
  border-radius: 50%;
}

.swatch.blue {
  background: var(--blue);
}

.swatch.black {
  background: var(--ink);
}

.axis-label,
.tick-label,
.direct-label,
.value-label {
  font-family: var(--sans);
  font-size: 11px;
}

.axis-label,
.tick-label {
  fill: var(--muted);
}

.direct-label,
.value-label {
  fill: var(--ink);
}

.value-label.blue,
.direct-label.blue {
  fill: var(--blue);
}

.grid-line {
  stroke: var(--grid);
  stroke-width: 1;
}

.baseline {
  stroke: var(--ink);
  stroke-width: 1;
}

.interactive-mark {
  cursor: crosshair;
}

.tooltip {
  position: fixed;
  z-index: 20;
  max-width: 420px;
  padding: 10px 12px;
  border: 1px solid var(--ink);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  font-size: 0.76rem;
  line-height: 1.45;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 120ms ease, transform 120ms ease;
}

.tooltip.visible {
  opacity: 1;
  transform: translateY(0);
}

.tooltip strong,
.tooltip-title {
  color: var(--blue);
  font-weight: 500;
}

.tooltip-title {
  display: block;
  margin-bottom: 3px;
}

.tooltip-columns,
.tooltip-series {
  display: grid;
  grid-template-columns: minmax(155px, 1fr) 62px 38px;
  gap: 8px;
  align-items: center;
}

.tooltip-columns {
  padding-bottom: 3px;
  color: var(--muted);
  font-size: 0.65rem;
}

.tooltip-columns span:not(:first-child),
.tooltip-series strong,
.tooltip-series small {
  text-align: right;
}

.tooltip-series > span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.tooltip-series i {
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--series-color);
}

.tooltip-series small {
  color: var(--muted);
}

.abstract-form {
  margin: 0;
}

.abstract-label-row,
.abstract-actions,
.abstract-results {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.abstract-label-row {
  align-items: baseline;
  margin-bottom: 10px;
}

.abstract-label-row label {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 500;
}

.abstract-label-row span,
.abstract-actions span,
.result-detail,
.abstract-caution {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

.abstract-label-row span {
  max-width: 58%;
  text-align: right;
}

.abstract-form textarea {
  display: block;
  width: 100%;
  min-height: 300px;
  resize: vertical;
  padding: 16px 18px;
  border: 1px solid var(--ink);
  border-radius: 12px;
  background: var(--paper);
  color: var(--ink);
  font: 400 0.92rem/1.55 var(--sans);
}

.abstract-form textarea:focus,
.abstract-form button:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.abstract-actions {
  align-items: center;
  margin-top: 14px;
}

.abstract-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.abstract-form button {
  padding: 9px 16px;
  border: 1px solid var(--blue);
  border-radius: 4px;
  background: var(--paper);
  color: var(--blue);
  font: 500 0.82rem/1 var(--sans);
  cursor: pointer;
}

.abstract-form button:hover {
  background: var(--blue-soft);
}

.abstract-form #random-abstract {
  border-color: var(--rule);
  color: var(--muted);
}

.abstract-form #random-abstract:hover {
  background: var(--grid);
  color: var(--ink);
}

.abstract-results {
  margin-top: 34px;
  padding-top: 26px;
  border-top: 1px solid var(--rule);
}

.abstract-result {
  flex: 1 1 0;
  min-width: 0;
}

.result-label,
.abstract-result strong,
.result-detail {
  display: block;
}

.result-label {
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.abstract-result strong {
  margin-bottom: 7px;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 500;
  line-height: 1.1;
}

.abstract-result strong.blue {
  color: var(--blue);
}

#explicit-result {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  min-height: 2.2rem;
}

.explicit-term-pill {
  display: inline-block;
  padding: 5px 8px;
  border: 1px solid var(--blue);
  border-radius: 3px;
  background: var(--blue);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.15;
}

.abstract-caution {
  max-width: 760px;
  margin: 28px 0 0;
}

.evidence-panel {
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid var(--rule);
}

.evidence-heading-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.evidence-heading-row h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  font-weight: 500;
  line-height: 1.15;
}

.evidence-heading-row span,
.evidence-empty {
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.5;
}

.evidence-heading-row span {
  max-width: 55%;
  text-align: right;
}

.evidence-sentence {
  display: inline;
}

.evidence-sentence.strongest {
  display: block;
  width: fit-content;
  max-width: 100%;
  padding: 8px 10px;
  margin: 16px 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  cursor: help;
}

.evidence-text {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.7;
  text-align: justify;
}

.evidence-term {
  padding: 1px 2px;
  border-radius: 3px;
  background: var(--blue-soft);
  background: color-mix(in srgb, var(--blue) 10%, var(--paper));
  color: var(--ink);
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  cursor: help;
}

.evidence-term.medium {
  background: color-mix(in srgb, var(--blue) 18%, var(--paper));
}

.evidence-term.high {
  background: color-mix(in srgb, var(--blue) 28%, var(--paper));
}

.explicit-term {
  padding: 1px 3px;
  border: 1px solid var(--blue);
  border-radius: 3px;
  background: var(--blue);
  color: var(--paper);
  font-weight: 400;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  cursor: help;
}

.evidence-empty {
  margin: 0;
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 28px, 1180px);
  }

  .title-block {
    padding-block: 46px 34px;
  }

  .section {
    padding-block: 46px;
  }

  h1,
  h2 {
    margin-bottom: 32px;
  }

  .figure + .figure {
    margin-top: 48px;
    padding-top: 34px;
  }

  .abstract-label-row,
  .abstract-actions,
  .abstract-results,
  .evidence-heading-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .abstract-label-row span {
    max-width: none;
    text-align: left;
  }

  .evidence-heading-row span {
    max-width: none;
    text-align: left;
  }

  .abstract-form textarea {
    min-height: 380px;
  }

}

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

  .tooltip {
    transition: none;
  }
}