/* ===========================================================================
   Portail mobilité ARTM — feuille de style
   Palette catégorielle fixe (TC=bleu, Auto=orange, Actif=sarcelle, Scolaire=jaune)
   =========================================================================== */

:root {
  color-scheme: light;
  --surface-1: #fcfcfb;
  --page-plane: #f9f9f7;
  --surface-2: #f2f1ed;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --border-strong: rgba(11, 11, 11, 0.16);

  --series-tc: #2a78d6;      /* transport collectif — bleu (slot 1) */
  --series-auto: #eb6834;    /* auto — orange (slot 2) */
  --series-actif: #1baf7a;   /* actif — sarcelle (slot 3) */
  --series-scolaire: #eda100;/* scolaire — jaune (slot 4) */
  --series-autre: #898781;   /* autre — gris neutre */
  --series-5: #e87ba4;
  --series-6: #008300;
  --series-7: #6250d6;
  --series-8: #e34948;

  --status-good: #0ca30c;
  --status-warning: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 2px rgba(11,11,11,0.04), 0 1px 10px rgba(11,11,11,0.05);
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;
    --surface-1: #1a1a19;
    --page-plane: #0d0d0d;
    --surface-2: #232321;
    --text-primary: #f0efec;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --gridline: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255,255,255,0.10);
    --border-strong: rgba(255,255,255,0.16);

    --series-tc: #3987e5;
    --series-auto: #d95926;
    --series-actif: #199e70;
    --series-scolaire: #c98500;
    --series-autre: #a9a8a1;
    --series-5: #d55181;
    --series-6: #008300;
    --series-7: #9085e9;
    --series-8: #e66767;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --surface-1: #1a1a19;
  --page-plane: #0d0d0d;
  --surface-2: #232321;
  --text-primary: #f0efec;
  --text-secondary: #c3c2b7;
  --text-muted: #898781;
  --gridline: #2c2c2a;
  --baseline: #383835;
  --border: rgba(255,255,255,0.10);
  --border-strong: rgba(255,255,255,0.16);

  --series-tc: #3987e5;
  --series-auto: #d95926;
  --series-actif: #199e70;
  --series-scolaire: #c98500;
  --series-autre: #a9a8a1;
  --series-5: #d55181;
  --series-6: #008300;
  --series-7: #9085e9;
  --series-8: #e66767;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page-plane);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--series-tc); }
a:hover { text-decoration: none; }

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Header / nav ---------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--surface-1) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  padding-bottom: 12px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  color: var(--text-primary);
  white-space: nowrap;
}
.brand small {
  font-weight: 500;
  font-size: 12px;
  color: var(--text-muted);
}
nav.main-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
nav.main-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  padding: 7px 10px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
nav.main-nav a:hover { background: var(--surface-2); color: var(--text-primary); }
.theme-toggle {
  border: 1px solid var(--border-strong);
  background: var(--surface-1);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
  font-family: inherit;
}

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
  margin: 0 0 14px;
  max-width: 820px;
  letter-spacing: -0.01em;
}
.hero .lede {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 0 28px;
}
.hero .lede strong { color: var(--text-primary); }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 12px;
  margin-top: 8px;
}
.kpi-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  box-shadow: var(--shadow-card);
}
.kpi-card .kpi-value {
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.kpi-card .kpi-delta { font-size: 13px; font-weight: 600; }
.kpi-card .kpi-delta.up { color: var(--status-good); }
.kpi-card .kpi-delta.down { color: var(--status-critical); }
.kpi-card .kpi-label {
  margin-top: 4px;
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.3;
}

/* ---------- Sections ---------- */
section.panel {
  padding: 52px 0;
  border-bottom: 1px solid var(--border);
}
section.panel:last-of-type { border-bottom: none; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.section-head h2 {
  font-size: 23px;
  margin: 0 0 6px;
  letter-spacing: -0.005em;
}
.section-head .section-intro {
  color: var(--text-secondary);
  max-width: 680px;
  font-size: 15px;
  margin: 0;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--series-tc);
  margin: 0 0 6px;
}

.source-tag {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
}
.source-tag a { color: var(--text-muted); text-decoration: underline; }

/* ---------- Cards / chart containers ---------- */
.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 22px 16px;
  box-shadow: var(--shadow-card);
}
.card + .card { margin-top: 18px; }
.card h3 {
  font-size: 15.5px;
  margin: 0 0 2px;
}
.card .chart-caption {
  font-size: 12.5px;
  color: var(--text-muted);
  margin: 0 0 14px;
}
.chart-box { position: relative; width: 100%; }
.chart-box.h-280 { height: 280px; }
.chart-box.h-320 { height: 320px; }
.chart-box.h-360 { height: 360px; }

.grid-2 {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 18px;
}
@media (max-width: 860px) {
  .grid-2 { grid-template-columns: 1fr; }
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 760px) {
  .grid-3 { grid-template-columns: 1fr; }
}

.legend-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 10px 0 0;
  font-size: 12.5px;
  color: var(--text-secondary);
}
.legend-row .dot {
  display: inline-block;
  width: 9px; height: 9px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: middle;
}

.table-toggle {
  background: none;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  font-size: 12px;
  border-radius: var(--radius-sm);
  padding: 5px 9px;
  cursor: pointer;
  font-family: inherit;
}

.central-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 12.5px;
  color: var(--text-secondary);
  cursor: pointer;
  margin-bottom: 12px;
  user-select: none;
}
.central-toggle input { accent-color: var(--series-actif); cursor: pointer; }
.data-table-wrap { display: none; margin-top: 14px; overflow-x: auto; }
.data-table-wrap.open { display: block; }
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
  font-variant-numeric: tabular-nums;
}
table.data-table th, table.data-table td {
  text-align: right;
  padding: 6px 10px;
  border-bottom: 1px solid var(--gridline);
  white-space: nowrap;
}
table.data-table th:first-child, table.data-table td:first-child { text-align: left; }
table.data-table thead th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* ---------- Stat strip ---------- */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}
.stat-strip .stat {
  border-left: 3px solid var(--series-tc);
  padding: 2px 0 2px 12px;
}
.stat .stat-value { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat .stat-label { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ---------- Progress bar (REV) ---------- */
.progress-track {
  background: var(--surface-2);
  border-radius: 999px;
  height: 14px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.progress-fill {
  height: 100%;
  background: var(--series-actif);
  border-radius: 999px 0 0 999px;
}

/* ---------- Map ---------- */
.map-box {
  height: 440px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}
.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 10px;
}

/* ---------- Callout ---------- */
.callout {
  border: 1px solid var(--border);
  background: var(--surface-2);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 13.5px;
  color: var(--text-secondary);
}
.callout strong { color: var(--text-primary); }
.callout.gap {
  border-left: 3px solid var(--status-warning);
}

/* ---------- Methodology ---------- */
.source-list {
  font-size: 13.5px;
  color: var(--text-secondary);
}
.source-list .src-item {
  padding: 10px 0;
  border-bottom: 1px solid var(--gridline);
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}
.source-list .src-item:last-child { border-bottom: none; }
.src-item .src-name { font-weight: 600; color: var(--text-primary); }
.src-item .src-meta { color: var(--text-muted); font-size: 12px; }

/* ---------- Footer ---------- */
footer.site-footer {
  padding: 36px 0 60px;
  color: var(--text-muted);
  font-size: 12.5px;
}
footer.site-footer a { color: var(--text-muted); }

/* ---------- Misc ---------- */
.pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--text-secondary);
}
.pill.live {
  background: color-mix(in srgb, var(--status-good) 16%, transparent);
  color: var(--status-good);
}
.pill.live .dotpulse {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--status-good);
  margin-right: 5px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface-1);
  color: var(--text-primary);
  padding: 10px 14px;
  z-index: 100;
}
.skip-link:focus { left: 10px; top: 10px; }

code.inline {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  background: var(--surface-2);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.92em;
}