:root {
  --ink: #1d2433;
  --muted: #5b6475;
  --line: #dde1e8;
  --bg: #f4f6f9;
  --card: #ffffff;
  --accent: #1f6fb4;
  --accent-ink: #ffffff;
  --radar: #e07b00;
  --crest: #c62828;
  --warn-bg: #fff6e6;
  --warn: #9a5b00;
  --radius: 8px;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.45;
}

h1, h2, h3 { margin: 0; font-weight: 600; }
h2 { font-size: 1.05rem; }
h3 { font-size: .8rem; text-transform: uppercase; letter-spacing: .04em;
     color: var(--muted); margin: 18px 0 8px; }
.muted { color: var(--muted); font-size: .88rem; }
.hidden { display: none !important; }
code, pre { font-family: Consolas, "DejaVu Sans Mono", monospace; font-size: .9em; }
pre { background: #eef1f5; padding: 10px 12px; border-radius: 6px; overflow-x: auto; }

/* ---------- en-tête ---------- */
.top {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 12px 24px; padding: 12px 20px; background: #16324f; color: #fff;
}
.brand h1 { font-size: 1.25rem; }
.brand .sub { font-size: .85rem; opacity: .8; }
.filters { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.filters label { display: flex; align-items: center; gap: 6px; font-size: .9rem; }
select, input[type=month], button, .btn {
  font: inherit; font-size: .9rem; padding: 6px 10px; border-radius: 6px;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
}
button, .btn { cursor: pointer; text-decoration: none; display: inline-block; }
button:hover, .btn:hover { border-color: var(--accent); }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

/* ---------- onglets ---------- */
.tabs { display: flex; gap: 2px; padding: 0 20px; background: #fff;
        border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab { border: 0; border-bottom: 3px solid transparent; border-radius: 0;
       padding: 12px 16px; background: none; color: var(--muted); white-space: nowrap; }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
main { padding: 16px 20px 32px; }
.panel { display: none; }
.panel.active { display: block; }

/* ---------- cartes de contenu ---------- */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
        padding: 14px 16px; margin-bottom: 16px; }
.card h2 { margin-bottom: 10px; }
.card-head { display: flex; flex-wrap: wrap; justify-content: space-between;
             align-items: baseline; gap: 6px 16px; margin-bottom: 10px; }
.card-head h2 { margin: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid2 > .card { margin-bottom: 16px; }
.chart { position: relative; height: 300px; }
.chart.tall { height: 400px; }

.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
        gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
       padding: 12px 14px; }
.kpi b { display: block; font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.kpi span { color: var(--muted); font-size: .82rem; }

.toolbar { display: flex; flex-wrap: wrap; gap: 10px 20px; align-items: center;
           margin-bottom: 14px; }
.toolbar label { display: flex; align-items: center; gap: 8px; }
.range input { vertical-align: middle; }
.notice { background: var(--warn-bg); border-left: 4px solid var(--warn);
          padding: 10px 14px; margin-bottom: 16px; border-radius: 4px; }

/* ---------- tableaux ---------- */
.table-wrap { overflow-x: auto; max-height: 460px; }
table { border-collapse: collapse; width: 100%; font-size: .86rem;
        font-variant-numeric: tabular-nums; }
th, td { padding: 5px 8px; border-bottom: 1px solid var(--line); text-align: right;
         white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th { background: #f0f3f7; position: sticky; top: 0; cursor: pointer; }
tr.dim td { color: #9aa1ad; }
tr.sel td { background: #e8f1fb; }

/* ---------- carte ---------- */
.map-layout { display: grid; grid-template-columns: 1fr 320px; gap: 16px;
              height: calc(100vh - 190px); min-height: 520px; }
#map { border-radius: var(--radius); border: 1px solid var(--line); min-height: 420px; }
.side { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
        padding: 4px 14px 14px; overflow-y: auto; }
.chk { display: block; padding: 3px 0; }
.month-box { display: flex; gap: 8px; align-items: center; }
.month-box input { flex: 1; }
.month-box button { width: 38px; padding: 4px; }
.month-info { margin-top: 6px; font-size: .9rem; }
.month-info b { font-size: 1.1rem; }
.legend-row { display: flex; align-items: center; gap: 8px; font-size: .86rem; padding: 2px 0; }
.sw { width: 16px; height: 12px; border-radius: 2px; flex: none; border: 1px solid rgba(0,0,0,.15); }
.ramp { height: 10px; border-radius: 2px; margin: 4px 0 2px; }
.ramp-labels { display: flex; justify-content: space-between; font-size: .78rem; color: var(--muted); }
.mini-chart { height: 170px; position: relative; margin-top: 6px; }

.year-picks { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-bottom: 8px; font-size: .86rem; }
.series-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 8px; font-size: .86rem; }
.series-legend span { display: inline-flex; align-items: center; gap: 6px; }

.links { padding-left: 18px; }
.links li { margin: 4px 0; }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.gallery a { display: block; color: var(--ink); text-decoration: none; font-size: .82rem; }
.gallery img { width: 100%; border: 1px solid var(--line); border-radius: 4px; display: block; }
#method p, #method li { font-size: .9rem; }

.foot { padding: 12px 20px 20px; color: var(--muted); font-size: .8rem; }
.empty { max-width: 640px; margin: 40px auto; }

@media (max-width: 960px) {
  .grid2 { grid-template-columns: 1fr; }
  .map-layout { grid-template-columns: 1fr; height: auto; }
  #map { height: 60vh; }
  .top, main, .tabs { padding-left: 16px; padding-right: 16px; }
}

/* ---------- session (en-tête) ---------- */
.session { display: flex; align-items: center; gap: 10px; font-size: .88rem; }
.session .who { opacity: .85; }
.session button { background: transparent; color: #fff; border-color: rgba(255,255,255,.45); }
.session button:hover { border-color: #fff; }

/* ---------- page de connexion ---------- */
.login-page { min-height: 100vh; display: flex; align-items: center; justify-content: center;
              background: linear-gradient(160deg, #16324f 0%, #1f4d7a 55%, #f4f6f9 55%); }
.login-wrap { width: 100%; max-width: 400px; padding: 24px 16px; }
.login-card { background: var(--card); border-radius: 12px; padding: 28px 28px 22px;
              box-shadow: 0 10px 30px rgba(22, 50, 79, .18); }
.login-brand { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.login-brand h1 { font-size: 1.25rem; }
.login-brand p { margin: 2px 0 0; }
.login-card form { display: flex; flex-direction: column; }
.login-card label { font-size: .85rem; font-weight: 600; margin: 12px 0 6px; }
.login-card input[type=text], .login-card input[type=password] {
  font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; }
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.login-card button { margin-top: 20px; padding: 10px; font-size: 1rem; }
.login-error { background: #fdecea; color: #8a1c13; border-left: 4px solid #c62828;
               padding: 9px 12px; border-radius: 4px; font-size: .9rem; }
.login-info { background: var(--warn-bg); border-left: 4px solid var(--warn);
              padding: 9px 12px; border-radius: 4px; font-size: .9rem; }
.login-help { margin: 18px 0 0; font-size: .8rem; text-align: center; }
.login-foot { text-align: center; color: var(--muted); font-size: .75rem; margin-top: 16px; }