/*
 * Fitness Report leaderboard styles.
 *
 * Every colour is a token on :root and is redefined once under
 * prefers-color-scheme: dark. Nothing below the token block hard codes a
 * colour, so the two themes cannot drift apart.
 *
 * The visual job of this sheet: a refused run must read as a deliberate,
 * legible result, not as an error state or an empty row, and a Wilson interval
 * must read as an interval rather than as a number with decoration.
 */

/* --------------------------------------------------------------------------
   tokens
   -------------------------------------------------------------------------- */

:root {
  color-scheme: light dark;

  --bg: #faf8f4;
  --bg-tint: #f2efe8;
  --surface: #ffffff;
  --surface-2: #f6f4ef;
  --text: #191a1c;
  --text-soft: #3d4045;
  --muted: #62666d;
  --faint: #8a8f96;

  --line: #e4dfd5;
  --line-strong: #cec7b9;

  --accent: #17564a;
  --accent-soft: #d8e9e3;
  --accent-ink: #0f3d34;

  --ok: #2c6a4a;
  --ok-soft: #dcecdf;
  --fail: #9d3520;
  --fail-soft: #f6e0d8;
  --refuse: #8a5106;
  --refuse-soft: #f7e9cf;
  --unknown: #5b6068;
  --unknown-soft: #e8e6e1;

  --track: #e6e2d9;
  --band: #17564a;
  --tie-tint: rgba(23, 86, 74, 0.06);
  --refuse-tint: rgba(138, 81, 6, 0.06);

  --shadow: 0 1px 2px rgba(24, 22, 18, 0.05), 0 8px 24px rgba(24, 22, 18, 0.05);

  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --wrap: 1220px;
  --radius: 6px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --bg-tint: #1a1d22;
    --surface: #1b1e24;
    --surface-2: #21252c;
    --text: #eef0f3;
    --text-soft: #cfd3da;
    --muted: #a2a8b2;
    --faint: #7c828c;

    --line: #2c313a;
    --line-strong: #3d4450;

    --accent: #6fd6bc;
    --accent-soft: #1d3b37;
    --accent-ink: #a6e8d7;

    --ok: #74cf9c;
    --ok-soft: #1c3327;
    --fail: #f0917a;
    --fail-soft: #3a231d;
    --refuse: #eab45f;
    --refuse-soft: #3a2e18;
    --unknown: #9aa1ab;
    --unknown-soft: #262b33;

    --track: #2a2f38;
    --band: #6fd6bc;
    --tie-tint: rgba(111, 214, 188, 0.07);
    --refuse-tint: rgba(234, 180, 95, 0.07);

    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 10px 28px rgba(0, 0, 0, 0.35);
  }
}

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 1px;
}

a:hover {
  color: var(--accent-ink);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 3px;
}

code {
  font-family: var(--mono);
  font-size: 0.87em;
  color: var(--text-soft);
  word-break: break-word;
}

h1,
h2,
h3,
h4 {
  line-height: 1.2;
  margin: 0;
  font-weight: 620;
  letter-spacing: -0.012em;
}

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  padding: 10px 16px;
  z-index: 5;
}

.skip:focus {
  left: 12px;
  top: 12px;
}

/* --------------------------------------------------------------------------
   masthead
   -------------------------------------------------------------------------- */

.masthead {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface), var(--bg));
  padding-block: clamp(32px, 6vw, 64px) clamp(24px, 4vw, 44px);
}

.eyebrow {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--faint);
}

.masthead h1 {
  font-size: clamp(34px, 5.2vw, 54px);
  letter-spacing: -0.028em;
}

.lede {
  max-width: 68ch;
  margin: 18px 0 0;
  color: var(--text-soft);
  font-size: clamp(15px, 1.5vw, 17px);
}

.lede-refusal {
  border-left: 3px solid var(--refuse);
  padding-left: 16px;
  color: var(--muted);
}

/* --------------------------------------------------------------------------
   sections
   -------------------------------------------------------------------------- */

main {
  padding-block: clamp(28px, 5vw, 52px) 0;
}

section {
  margin-bottom: clamp(40px, 7vw, 76px);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px 20px;
  border-bottom: 1px solid var(--line-strong);
  padding-bottom: 10px;
  margin-bottom: 18px;
}

.section-head h2 {
  font-size: clamp(20px, 2.4vw, 26px);
}

.section-note {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

/* --------------------------------------------------------------------------
   legend and pills
   -------------------------------------------------------------------------- */

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 26px;
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  font-size: 13.5px;
  color: var(--muted);
}

.legend li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border: 1px solid transparent;
  white-space: nowrap;
}

.pill-scored {
  background: var(--ok-soft);
  color: var(--ok);
  border-color: var(--ok);
}

.pill-refused {
  background: var(--refuse-soft);
  color: var(--refuse);
  border-color: var(--refuse);
}

.pill-unknown {
  background: var(--unknown-soft);
  color: var(--unknown);
  border-color: var(--line-strong);
  text-transform: none;
  letter-spacing: 0.02em;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: var(--surface-2);
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-soft);
  white-space: nowrap;
}

.badge-anonymous {
  border-style: dashed;
  color: var(--muted);
}

.badge-free-key {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
}

.badge-owner-key {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--surface);
}

@media (prefers-color-scheme: dark) {
  .badge-owner-key {
    color: #10221f;
  }
}

.badge-unknown {
  border-style: dotted;
  color: var(--faint);
}

.tag {
  display: inline-block;
  padding: 1px 7px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 11px;
  background: var(--unknown-soft);
  color: var(--unknown);
  white-space: nowrap;
}

.tag-ok,
.finding.is-pass .tag {
  background: var(--ok-soft);
  color: var(--ok);
}

.tag-fail,
.finding.is-fail .tag {
  background: var(--fail-soft);
  color: var(--fail);
}

/* --------------------------------------------------------------------------
   table
   -------------------------------------------------------------------------- */

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.board {
  width: 100%;
  min-width: 1080px;
  border-collapse: collapse;
  font-size: 14px;
}

.board thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface-2);
  border-bottom: 1px solid var(--line-strong);
  padding: 12px 14px;
  text-align: left;
  vertical-align: bottom;
  font-size: 12px;
  font-weight: 640;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.th-sub {
  display: block;
  margin-top: 3px;
  font-size: 10.5px;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--faint);
  font-weight: 500;
}

.board td {
  padding: 14px;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.col-server {
  width: 22%;
}

.col-outcome {
  width: 17%;
}

.col-interval {
  width: 21%;
}

.state-row td {
  padding: 26px 14px;
  color: var(--muted);
}

.state-row.is-error td {
  color: var(--fail);
}

/* band rows: the ranking scope, stated in the table rather than in a footnote */

.band-row th {
  position: static;
  background: var(--bg-tint);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--text-soft);
  white-space: normal;
}

.band-title {
  font-family: var(--mono);
  font-weight: 640;
  margin-right: 12px;
}

.band-note {
  color: var(--muted);
  font-weight: 400;
}

.band-refused th {
  background: var(--refuse-tint);
  border-left: 3px solid var(--refuse);
}

/* row states */

.run-row td {
  transition: background-color 120ms ease;
}

.run-row:hover td {
  background: var(--bg-tint);
}

.run-row.is-tied .cell-server {
  border-left: 3px solid var(--band);
  background: var(--tie-tint);
}

.run-row.is-refused-row .cell-server {
  border-left: 3px solid var(--refuse);
}

.run-row.is-refused-row td {
  background: var(--refuse-tint);
}

.run-row.is-refused-row:hover td {
  background: var(--refuse-soft);
}

.run-row.is-open td {
  border-bottom-color: transparent;
}

/* server cell */

.rank-chip {
  display: inline-block;
  margin-bottom: 7px;
  padding: 1px 8px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  white-space: nowrap;
}

.rank-solo {
  border-color: var(--accent);
  color: var(--accent);
}

.rank-tied {
  border-color: var(--accent);
  color: var(--accent);
  border-style: dashed;
}

.rank-none {
  border-style: dotted;
  color: var(--faint);
}

.server-name {
  font-size: 16px;
  font-weight: 620;
  letter-spacing: -0.01em;
}

.server-url {
  margin-top: 2px;
  font-size: 12px;
  overflow-wrap: anywhere;
}

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

/* outcome cell */

.mini-figures {
  display: grid;
  grid-template-columns: auto auto;
  gap: 2px 10px;
  margin: 10px 0 0;
  font-size: 12.5px;
}

.mini-figures dt {
  color: var(--muted);
}

.mini-figures dd {
  margin: 0;
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  color: var(--text-soft);
}

.runner-note {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--faint);
}

.refusal-outcome {
  margin-top: 9px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 620;
  color: var(--refuse);
  letter-spacing: 0.02em;
}

.refusal-gate {
  margin-top: 2px;
  font-size: 13px;
  color: var(--text-soft);
}

.refusal-reason {
  margin-top: 6px;
}

.refusal-reason code {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 6px;
}

.refusal-counts {
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

/* interval cell: the interval is the finding, so it gets the drawing */

.interval {
  padding-top: 4px;
}

.interval-track {
  position: relative;
  height: 12px;
  border-radius: 999px;
  background: var(--track);
  background-image: linear-gradient(90deg, transparent calc(50% - 1px), var(--surface) calc(50% - 1px), var(--surface) calc(50% + 1px), transparent calc(50% + 1px));
}

.interval-band {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: var(--low, 0%);
  right: calc(100% - var(--high, 100%));
  background: var(--band);
  opacity: 0.42;
  border-radius: 999px;
}

.interval-point {
  position: absolute;
  top: -2px;
  bottom: -2px;
  left: var(--rate, 0%);
  width: 2px;
  margin-left: -1px;
  background: var(--band);
  border-radius: 1px;
}

.interval-nums {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 10px;
  margin-top: 9px;
}

.interval-rate {
  font-family: var(--mono);
  font-size: 17px;
  font-weight: 620;
  font-variant-numeric: tabular-nums;
  color: var(--text);
}

.interval-ci {
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.interval-kn {
  margin-top: 3px;
  font-size: 12px;
  color: var(--muted);
}

.interval-overlap {
  margin-top: 7px;
  padding-left: 8px;
  border-left: 2px solid var(--band);
  font-size: 11.5px;
  color: var(--muted);
  max-width: 36ch;
}

.no-score {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 620;
  color: var(--refuse);
}

.no-score-why {
  margin-top: 5px;
  font-size: 12.5px;
  color: var(--text-soft);
  max-width: 34ch;
}

/* probe cells */

.spec-version {
  font-family: var(--mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
}

.spec-era {
  margin-top: 3px;
  font-size: 12px;
  color: var(--muted);
}

.hygiene-count {
  font-family: var(--mono);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--ok);
}

.hygiene-count.has-failures {
  color: var(--text-soft);
}

.hygiene-unknown {
  margin-top: 3px;
  font-size: 12px;
  color: var(--faint);
}

.hygiene-list {
  list-style: none;
  margin: 8px 0 0;
  padding: 0;
  display: grid;
  gap: 5px;
}

.hygiene-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.finding-id {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--fail);
  overflow-wrap: anywhere;
}

.finding.is-pass .finding-id {
  color: var(--text-soft);
}

.finding.is-unknown .finding-id {
  color: var(--muted);
}

.evidence {
  font-size: 11.5px;
  white-space: nowrap;
}

.is-missing {
  color: var(--faint);
  font-style: italic;
  font-size: 12.5px;
}

.cred-delta {
  margin-top: 6px;
  font-size: 12px;
  color: var(--refuse);
}

/* replay cell */

.replay-link {
  display: inline-block;
  padding: 5px 11px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  font-size: 13px;
  text-decoration: none;
  color: var(--accent);
  white-space: nowrap;
}

.replay-link:hover {
  background: var(--accent-soft);
}

.replay-note {
  margin-top: 6px;
  font-size: 11.5px;
  color: var(--faint);
}

.toggle {
  margin-top: 10px;
  display: block;
  padding: 4px 10px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface-2);
  color: var(--text-soft);
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
}

.toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   detail panel
   -------------------------------------------------------------------------- */

.detail-row > .detail-cell {
  padding: 0 14px 20px;
  background: var(--bg-tint);
  border-bottom: 1px solid var(--line-strong);
}

.detail-inner {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  padding-top: 16px;
}

.panel-block h4 {
  font-size: 12px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 8px;
}

.panel-block h4 + h4 {
  margin-top: 18px;
}

.panel-dl {
  display: grid;
  grid-template-columns: minmax(120px, auto) 1fr;
  gap: 3px 14px;
  margin: 0;
  font-size: 12.5px;
}

.panel-dl dt {
  color: var(--muted);
}

.panel-dl dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.panel-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.panel-table th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--faint);
  border-bottom: 1px solid var(--line);
  padding: 4px 8px 4px 0;
  font-weight: 600;
}

.panel-table td {
  padding: 5px 8px 5px 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  font-variant-numeric: tabular-nums;
}

.failure-classes {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fail);
}

.panel-note {
  margin: 10px 0 0;
  font-size: 12px;
  color: var(--muted);
  max-width: 60ch;
}

.finding-list,
.rewrite-list,
.trace-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.finding {
  border-left: 2px solid var(--line-strong);
  padding-left: 10px;
}

.finding.is-fail {
  border-left-color: var(--fail);
}

.finding.is-pass {
  border-left-color: var(--ok);
}

.finding-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.finding-detail {
  margin: 3px 0 0;
  font-size: 12.5px;
  color: var(--text-soft);
  max-width: 66ch;
}

.rewrite-tool {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 620;
}

.rewrite-current,
.rewrite-proposed,
.rewrite-why {
  margin: 3px 0 0;
  font-size: 12.5px;
  color: var(--text-soft);
}

.trace-list {
  font-size: 12px;
  gap: 5px;
  overflow-wrap: anywhere;
}

/* --------------------------------------------------------------------------
   prose
   -------------------------------------------------------------------------- */

.table-foot,
.notice {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--muted);
  max-width: 88ch;
}

#methods p,
#methods li {
  max-width: 76ch;
  color: var(--text-soft);
  font-size: 15px;
}

#methods h3 {
  margin-top: 30px;
  font-size: 17px;
}

#methods h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

.position {
  margin: 14px 0;
  padding: 14px 18px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.position p {
  margin: 0;
  font-size: 17px;
  color: var(--text);
  letter-spacing: -0.008em;
}

.position-note {
  font-size: 13.5px;
  color: var(--muted);
}

.divergences {
  padding-left: 20px;
  display: grid;
  gap: 16px;
}

.divergences code {
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
}

.prior-art {
  border-top: 1px solid var(--line);
  padding-top: 14px;
  font-size: 13.5px;
  color: var(--muted);
}

.site-foot {
  border-top: 1px solid var(--line);
  padding-block: 22px 40px;
  font-size: 13px;
  color: var(--muted);
}

.site-foot p {
  margin: 0;
  max-width: 80ch;
}

/* --------------------------------------------------------------------------
   preferences
   -------------------------------------------------------------------------- */

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .board {
    font-size: 13px;
  }

  .board td,
  .board thead th {
    padding: 11px 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --line: var(--line-strong);
    --muted: var(--text-soft);
    --faint: var(--muted);
  }
}