/* Source stylesheet for the job-posting-triage measurement page.
   web/build_site.py copies this file to docs/styles.css verbatim.
   Colour is semantic only: crimson is the fraudulent class or a wrong call,
   teal is the legitimate class or a correct call. */

:root {
  --paper: #EDEFEA;
  --ink: #15181D;
  --rule: #C3CAC2;
  --flag: #A5123C;
  --clear: #0F5B5E;
  --data: #5A6470;
  --tint: #E2E6DF;
  --display: "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --body: "Source Serif 4", Georgia, "Times New Roman", serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --content: 1080px;
  --measure: 72ch;
  interpolate-size: allow-keywords;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.55;
  /* Posting text carries unbreakable URLs and long identifiers, which would
     otherwise set a min-content width wider than a phone screen. */
  overflow-wrap: anywhere;
}

/* ---------- layout ---------- */

.strip {
  border-top: 1px solid var(--rule);
  padding: clamp(44px, 6vw, 76px) 0;
}

.strip:first-of-type { border-top: 0; }

.wrap {
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 24px;
}

@media (min-width: 1100px) {
  .wrap {
    max-width: calc(var(--content) + 184px);
    padding-left: 208px;
    padding-right: 24px;
  }
}

.rail { display: none; }

@media (min-width: 1100px) {
  .rail {
    display: block;
    position: fixed;
    top: 104px;
    left: 24px;
    width: 164px;
    font-family: var(--display);
    font-size: 0.82rem;
    line-height: 1.35;
  }
  .rail ol { list-style: none; margin: 0; padding: 0; }
  .rail li { margin: 0; }
  .rail a {
    display: block;
    padding: 5px 0 5px 11px;
    border-left: 2px solid var(--rule);
    border-bottom: 0;
    color: var(--data);
    text-decoration: none;
  }
  .rail a:hover { color: var(--ink); }
  .rail a[aria-current="true"] {
    border-left-color: var(--ink);
    color: var(--ink);
    font-weight: 600;
  }
}

/* ---------- type ---------- */

h1, h2, h3 {
  font-family: var(--display);
  margin: 0;
}

h1 {
  font-size: clamp(1.85rem, 4.2vw, 2.6rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 28ch;
  margin-bottom: 22px;
}

h2 {
  font-size: clamp(1.32rem, 2.4vw, 1.68rem);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}

h3.sub-head {
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 36px 0 10px;
}

.sub {
  font-size: 0.94rem;
  font-weight: 600;
  margin-bottom: 10px;
}

p { margin: 0 0 16px; max-width: var(--measure); }

.lede {
  font-size: 1.13rem;
  max-width: 64ch;
}

.legend {
  font-size: 0.95rem;
  color: var(--data);
  max-width: 68ch;
  margin-bottom: 22px;
}

.caption {
  font-family: var(--display);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--data);
  max-width: 56ch;
  margin: 0;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-family: var(--display);
  font-size: 0.92rem;
  margin: 24px 0 0;
}

/* Headline numbers under the lede: the floor, the best F1, the base rate, and how
   many arms collapsed to a single answer. */
.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 52px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--rule);
  list-style: none;
}

.stats li {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.stats b {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.stats span {
  font-family: var(--display);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--data);
}

a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

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

a:focus-visible,
summary:focus-visible,
button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

code {
  font-family: var(--mono);
  font-size: 0.86em;
}

/* ---------- hero ---------- */

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 48px;
}

@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; gap: 38px; }
}

.posting {
  border-top: 1px solid var(--rule);
  padding-top: 20px;
}

.posting-title {
  font-family: var(--display);
  font-size: 1.22rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.012em;
  margin-bottom: 14px;
}

.posting-body {
  font-size: 1.03rem;
  margin-bottom: 16px;
}

.verdicts {
  border-top: 1px solid var(--rule);
  padding-top: 20px;
}

.verdict-list {
  list-style: none;
  margin: 0 0 18px;
  padding: 0;
  display: grid;
  gap: 17px;
}

.verdict { display: grid; gap: 7px; }

.verdict-head {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-size: 0.84rem;
}

.engine { font-weight: 600; }

.chip {
  font-family: var(--display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 2px 7px;
  white-space: nowrap;
  color: var(--paper);
}

.chip-flag { background: var(--flag); }
.chip-clear { background: var(--clear); }

.chip-plain,
.chip-floor {
  background: none;
  color: var(--data);
  border: 1px solid var(--rule);
}

.figure {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.mark {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mark-right { color: var(--clear); }
.mark-wrong { color: var(--flag); }
.mark-plain { color: var(--data); }

.bar {
  position: relative;
  height: 9px;
  border-bottom: 1px solid var(--rule);
}

.bar .fill {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 6px;
  background: var(--data);
}

.bar .fill-right { background: var(--clear); }
.bar .fill-wrong { background: var(--flag); }

.gold {
  font-family: var(--display);
  font-size: 0.88rem;
  max-width: 52ch;
}

.gold strong { font-weight: 600; }

/* ---------- tables ---------- */

.table-wrap {
  overflow-x: auto;
  margin: 26px 0 10px;
}

table {
  border-collapse: collapse;
  width: 100%;
  min-width: 660px;
  font-family: var(--display);
  font-size: 0.855rem;
  font-variant-numeric: tabular-nums;
  text-align: left;
}

caption.table-caption {
  caption-side: top;
  text-align: left;
  font-family: var(--body);
  font-size: 0.83rem;
  line-height: 1.5;
  color: var(--data);
  max-width: 72ch;
  padding: 0 0 12px;
}

th {
  font-weight: 600;
  text-align: right;
  padding: 8px 10px;
  border-bottom: 1px solid var(--ink);
  white-space: nowrap;
}

th.text { text-align: left; }

td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--rule);
  text-align: right;
  white-space: nowrap;
}

td:first-child {
  text-align: left;
  border-left: 3px solid var(--rule);
  padding-left: 9px;
}

td.arm { text-align: left; }
td.text { text-align: left; }
td .chip { margin-left: 8px; }

.arm-name { font-weight: 600; }

.arm-id {
  font-family: var(--mono);
  font-size: 0.8rem;
}

.row-group th {
  font-family: var(--display);
  font-size: 0.8rem;
  font-weight: 600;
  text-align: left;
  border-bottom: 1px solid var(--rule);
  padding: 18px 0 6px 9px;
}

.row-right > td:first-child { border-left-color: var(--clear); }
.row-wrong > td:first-child { border-left-color: var(--flag); }
.row-floor > td:first-child { border-left-color: var(--rule); }

tbody tr:hover { background: var(--tint); }

.na {
  color: var(--data);
  border-bottom: 1px dotted var(--rule);
  cursor: help;
}

.point { font-weight: 600; }

.ci {
  display: block;
  margin-top: 2px;
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--data);
}

.ci.na { display: block; }

.notes {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  font-family: var(--display);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--data);
  max-width: 80ch;
}

.notes li { padding: 3px 0; }
.notes-head { color: var(--ink); font-weight: 600; }

.projection { margin-top: 6px; }
.projection strong { color: var(--ink); }

.scroll-hint {
  display: none;
  font-family: var(--display);
  font-size: 0.76rem;
  color: var(--data);
  margin: 2px 0 18px;
}

@media (max-width: 760px) {
  .scroll-hint { display: block; }
}

.figure-block { margin: 34px 0 30px; }

.figure-block img {
  display: block;
  width: 100%;
  max-width: 720px;
  height: auto;
  border: 1px solid var(--rule);
}

.figure-block figcaption {
  font-family: var(--display);
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--data);
  max-width: 62ch;
  margin-top: 9px;
}

/* ---------- engine list, guard, limits, footer ---------- */

.engine-list {
  margin: 0;
  padding: 0;
  display: grid;
  gap: 24px;
  max-width: 78ch;
}

.engine-entry {
  border-top: 1px solid var(--rule);
  padding-top: 13px;
}

.engine-entry dt {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.engine-entry dd { margin: 0; }

.engine-entry .why { color: var(--data); }

.guard {
  border-left: 3px solid var(--rule);
  padding: 2px 0 2px 13px;
  margin-top: 26px;
  font-family: var(--display);
  font-size: 0.84rem;
  line-height: 1.5;
  max-width: 78ch;
}

.limits {
  margin: 0;
  padding: 0 0 0 20px;
  display: grid;
  gap: 13px;
  max-width: 74ch;
}

.limits li { padding-left: 4px; }

.commands {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.75;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 16px 0;
  margin: 0 0 18px;
  overflow-x: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  max-width: 88ch;
}

.commands code { font-size: 1em; }

/* ---------- disclosure (the one moving part) ---------- */

.disclosure {
  margin-top: 30px;
  border-top: 1px solid var(--rule);
  padding-top: 14px;
}

.disclosure summary {
  font-family: var(--display);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.disclosure summary::marker { color: var(--data); }

.details-body { padding-top: 4px; }

@media (prefers-reduced-motion: no-preference) {
  .disclosure::details-content {
    block-size: 0;
    overflow: hidden;
    transition: block-size 200ms ease, content-visibility 200ms allow-discrete;
  }
  .disclosure[open]::details-content { block-size: auto; }
  tbody tr { transition: background-color 120ms ease; }
}