/*
 * Field-guide editorial theme.
 * Warm paper surfaces, a serif for headings, flat sections separated by rules,
 * stat blocks instead of boxed cards. Evidence (numbers, coverage, charts)
 * carries the page; decoration does not. Chart colors live in dashboard-core.js
 * and were validated against --panel (see DISCIPLINE_COLOR_MAP).
 */

:root {
  /* Surfaces */
  --bg: #f3efe4;
  --bg-warm: #f3efe4;
  --surface: #ece6d6;
  --surface-strong: #fbf9f3;
  --panel: #faf7f0;
  --panel-muted: #efe9da;

  /* Lines */
  --border: #d8d0bc;
  --border-strong: #b3a98f;
  --rule: #26231d;

  /* Ink (contrast checked against --bg and --panel, WCAG AA) */
  --text: #26231d;
  --muted: #5a5446;
  --subtle: #6b6455;

  /* Forest green is the one brand color; ochre is the single warm accent */
  --accent: #2d5a45;
  --accent-strong: #1f4435;
  --accent-soft: #dde7da;
  --ochre: #a8741f;
  --ochre-strong: #7a5212;
  --ochre-soft: #f0e3c4;

  /* Legacy names the rest of the sheet and JS-built markup still use */
  --water: #3b5f7f;
  --water-strong: #274560;
  --water-soft: #e3e9ee;
  --prairie: var(--ochre);
  --prairie-strong: var(--ochre-strong);
  --prairie-soft: var(--ochre-soft);
  --violet: #5a4aa0;
  --violet-soft: #e8e4f3;
  --clay: #9a4a2f;

  --warning-bg: var(--ochre-soft);
  --warning-border: #d4b266;
  --warning-text: var(--ochre-strong);
  --error-bg: #f6e3de;
  --error-text: #7a2a1b;
  --info-bg: var(--accent-soft);
  --info-text: var(--accent-strong);

  --shadow-sm: none;
  --shadow-md: none;
  --radius: 3px;
  --radius-sm: 2px;
  --focus-ring: 0 0 0 3px rgba(45, 90, 69, 0.28);

  --font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Charter,
    "Source Serif Pro", Georgia, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui,
    "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a,
button,
input,
select {
  font: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  box-shadow: var(--focus-ring);
}

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

/* ---------- Layout ---------- */

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
}

.app__sidebar {
  border-right: 1px solid var(--border);
  background: var(--surface);
  padding: 28px 22px 20px;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-family: var(--font-serif);
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--accent-strong);
}

.brand i {
  font-size: 1rem;
  color: var(--accent);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.sidebar-nav::before {
  content: "Contents";
  margin: 0 0 10px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--subtle);
}

.sidebar-nav__link {
  display: block;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 7px 0 7px 12px;
  border-left: 2px solid transparent;
  transition: color 0.15s ease, border-color 0.15s ease;
}

.sidebar-nav__link:hover {
  color: var(--accent-strong);
  border-left-color: var(--border-strong);
}

.sidebar-nav__link.is-active {
  color: var(--accent-strong);
  font-weight: 700;
  border-left-color: var(--accent);
}

.sidebar-status {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--subtle);
}

.sidebar-status i {
  color: var(--accent);
  font-size: 0.55rem;
}

.main {
  min-width: 0;
  padding: 36px 44px 56px;
  max-width: 1280px;
  width: 100%;
}

/* ---------- Masthead ---------- */

.hero {
  display: block;
  margin-bottom: 40px;
  padding: 0 0 22px;
  border-bottom: 2px solid var(--rule);
}

.hero__copy {
  max-width: 760px;
}

.hero__eyebrow {
  margin: 0 0 10px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0;
  text-wrap: balance;
  font-family: var(--font-serif);
  font-size: 2.55rem;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.015em;
}

.hero__copy > p:not(.hero__eyebrow) {
  margin: 12px 0 0;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  line-height: 1.45;
  color: var(--muted);
  max-width: 62ch;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 32px;
  margin-top: 22px;
}

.pill {
  display: inline-flex;
  flex-direction: column;
  gap: 1px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--subtle);
}

.pill strong {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: none;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.banner {
  border: 1px solid var(--warning-border);
  background: var(--warning-bg);
  color: var(--warning-text);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 16px;
}

.state {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.state--loading { background: var(--info-bg); color: var(--info-text); }
.state--error { background: var(--error-bg); color: var(--error-text); }
.is-hidden { display: none !important; }

/* ---------- Sections ---------- */

.section {
  margin-bottom: 52px;
}

/* The masthead's heavy rule already opens the page; no second rule above the first section. */
#overview .section__head {
  border-top: 0;
  padding-top: 0;
}

.section__head {
  margin-bottom: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--border-strong);
}

.section__head h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.section__head p {
  margin: 6px 0 0;
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 72ch;
}

.section__head--split {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
}

/* ---------- Controls ---------- */

.time-toggle {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 0;
  padding: 5px 10px 7px;
  display: flex;
  gap: 12px;
  font-size: 0.84rem;
  background: var(--panel);
}

.time-toggle:focus-within {
  border-color: var(--accent);
}

.time-toggle legend {
  padding: 0 4px;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--subtle);
}

.time-toggle label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font-weight: 600;
}

.time-toggle input {
  accent-color: var(--accent);
}

.trend-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.trend-actions {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.trend-action-btn {
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--muted);
  font-size: 0.84rem;
  padding: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.trend-action-btn:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent-strong);
}

.trend-feedback {
  margin-top: 14px;
  padding: 2px 0 2px 14px;
  border-left: 2px solid var(--border-strong);
}

.trend-feedback__line {
  margin: 0;
  font-size: 0.86rem;
  color: var(--text);
}

.trend-feedback__line + .trend-feedback__line {
  margin-top: 3px;
}

.trend-feedback__hint {
  margin: 6px 0 0;
  font-size: 0.8rem;
  color: var(--subtle);
}

.discipline-control {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--subtle);
}

.discipline-control__select {
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 7px 10px;
  background: var(--panel);
  color: var(--text);
  min-width: 220px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

/* ---------- Stat blocks ---------- */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px 34px;
  margin-bottom: 22px;
}

.kpi-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.kpi-card {
  background: none;
  border: 0;
  border-top: 2px solid var(--rule);
  border-radius: 0;
  padding: 11px 0 16px;
  min-height: 0;
  box-shadow: none;
}

.kpi-card h3 {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--subtle);
}

.kpi-card__value {
  margin: 8px 0 6px;
  font-size: 2rem;
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums lining-nums;
  color: var(--text);
}

.kpi-card__reason {
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.4;
  color: var(--muted);
}

/* Coverage bar: set from JS with --coverage (0..1) on ratio metrics. */
.kpi-card[data-coverage]::after {
  content: "";
  display: block;
  height: 5px;
  margin-top: 12px;
  border-radius: 1px;
  background: linear-gradient(
    to right,
    var(--accent) calc(var(--coverage, 0) * 100%),
    var(--border) calc(var(--coverage, 0) * 100%)
  );
}

.kpi-card__action {
  display: inline-block;
  color: var(--accent-strong);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.kpi-card__action:hover {
  color: var(--accent);
}

.data-links {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 6px 22px;
  margin: 4px 0 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--muted);
}

.data-links__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--subtle);
}

.data-links a {
  color: var(--accent-strong);
  font-weight: 600;
  text-underline-offset: 3px;
}

.data-links__note {
  flex-basis: 100%;
  margin: 2px 0 0;
  font-size: 0.82rem;
  color: var(--subtle);
}

/* ---------- Charts and panels ---------- */

.chart-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 18px;
}

.chart-grid--single {
  grid-template-columns: 1fr;
}

.shared-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin: 0 0 16px;
}

.shared-legend__item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.86rem;
  color: var(--muted);
}

.shared-legend__swatch {
  width: 11px;
  height: 11px;
  border-radius: 2px;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
  box-shadow: none;
  margin-bottom: 18px;
}

.chart-grid .panel,
.chart-grid + .panel {
  margin-bottom: 0;
}

.panel h3 {
  margin: 0 0 14px;
  font-family: var(--font-serif);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.25;
}

.about-copy {
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.55;
}

.about-copy p {
  margin: 0 0 10px;
}

.about-list {
  margin: 0;
  padding-left: 20px;
}

.about-list li {
  margin: 0 0 8px;
  color: var(--muted);
}

.panel__body {
  height: 260px;
  border: 0;
  background: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 0.9rem;
}

.panel-empty {
  width: 100%;
  text-align: center;
  color: var(--muted);
  font-size: 0.95rem;
  padding: 16px;
}

.panel__body--map { height: 340px; }
.panel__body--list { align-items: start; justify-content: stretch; padding: 0; height: auto; }
.panel__body--spotlight {
  height: auto;
  min-height: 200px;
  align-items: stretch;
  justify-content: stretch;
  padding: 0;
}

#discipline-latest-panel,
#discipline-overall-panel {
  height: 300px;
}

#trend-panel {
  height: 320px;
}

.spotlight-card {
  width: 100%;
  display: grid;
  gap: 8px;
  color: var(--text);
}

.spotlight-card__eyebrow {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ochre-strong);
}

.spotlight-card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  line-height: 1.25;
}

.spotlight-card__org {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.spotlight-card__meta {
  margin: 10px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 28px;
}

.spotlight-card__meta dt {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--subtle);
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.spotlight-card__meta dd {
  margin: 2px 0 0;
  font-size: 0.95rem;
  color: var(--text);
}

.spotlight-card__footnote {
  margin: 6px 0 0;
  font-size: 0.84rem;
  color: var(--subtle);
}

.rank-list {
  width: 100%;
  margin: 0;
  padding: 0;
  list-style: none;
  display: block;
}

.rank-list__item {
  border: 0;
  border-bottom: 1px solid var(--border);
  background: none;
  padding: 10px 0;
}

.rank-list__item:first-child {
  padding-top: 0;
}

.rank-list__row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: baseline;
}

.rank-list__badge {
  min-width: 1.2em;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ochre-strong);
  font-variant-numeric: lining-nums;
}

.rank-list__state {
  min-width: 0;
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-list__count {
  color: var(--text);
  font-size: 0.98rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.rank-list__track {
  margin-top: 7px;
  height: 5px;
  border-radius: 1px;
  background: var(--border);
  overflow: hidden;
}

.rank-list__fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--ochre);
}

.rank-list__meta {
  margin: 5px 0 0;
  color: var(--subtle);
  font-size: 0.8rem;
}

.rank-list__empty {
  color: var(--muted);
  text-align: center;
  padding: 8px;
  font-size: 0.9rem;
}

.table-wrap {
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
}

th, td {
  padding: 8px;
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  text-align: left;
}

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi-grid--three { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chart-grid { grid-template-columns: 1fr; }
  .main { padding: 28px 28px 48px; }
}

@media (max-width: 760px) {
  .app { grid-template-columns: minmax(0, 1fr); }
  .app__sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    gap: 12px;
    padding: 14px 16px;
  }
  .sidebar-nav {
    flex-direction: row;
    overflow-x: auto;
    gap: 4px;
    scrollbar-width: thin;
  }
  .sidebar-nav::before { display: none; }
  .sidebar-nav__link {
    white-space: nowrap;
    padding: 6px 10px;
    border-left: 0;
    border-bottom: 2px solid transparent;
  }
  .sidebar-nav__link:hover { border-bottom-color: var(--border-strong); }
  .sidebar-nav__link.is-active { border-bottom-color: var(--accent); }
  .sidebar-status { display: none; }
  .main { padding: 22px 16px 40px; }
  .hero h1 { font-size: 1.85rem; }
  .hero__copy > p:not(.hero__eyebrow) { font-size: 1.02rem; }
  .hero__meta { gap: 10px 24px; }
  .section { margin-bottom: 40px; }
  .section__head h2 { font-size: 1.4rem; }
  .section__head--split {
    flex-direction: column;
    align-items: stretch;
  }
  .trend-controls {
    justify-content: flex-start;
  }
  .trend-actions {
    flex-wrap: wrap;
  }
  .discipline-control__select { min-width: 0; width: 100%; }
  .kpi-grid,
  .kpi-grid--three { grid-template-columns: 1fr; }
  .kpi-card__value { font-size: 1.7rem; }
  .spotlight-card__meta { grid-template-columns: 1fr; }
  .panel { padding: 14px 14px 16px; }
  #trend-panel,
  #seasonality-panel,
  #salary-panel { height: 250px; }
  .panel__body--spotlight,
  .panel__body--list {
    height: auto;
  }
  .panel__body--map { height: 280px; }
  #discipline-latest-panel,
  #discipline-overall-panel { height: 260px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}