:root {
  --bg: #0a0a0b;
  --panel: #131315;
  --panel-2: #17171a;
  --line: #262629;
  --line-soft: #1e1e21;
  --txt: #ececee;
  --txt-2: #9a9aa2;
  --txt-3: #6b6b73;
  --up: #e8695f;
  --down: #5b8ff9;
  --flat: #6b6b73;
  --accent: #4f8ef7;
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

.boot { padding: 80px 24px; color: var(--txt-2); text-align: center; }

.wrap { max-width: 1240px; margin: 0 auto; padding: 28px 20px 80px; }

/* ---------- en-tête ---------- */
.top { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; justify-content: space-between; margin-bottom: 24px; }
.top h1 { font-size: 22px; letter-spacing: -0.01em; margin: 0 0 6px; font-weight: 650; }
.top .sub { color: var(--txt-2); font-size: 13px; line-height: 1.6; }
.top .sub b { color: var(--txt); font-weight: 600; }

/* ---------- panneaux ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  margin-bottom: 18px;
  overflow: hidden;
}
.panel-head {
  display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap;
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--line-soft);
}
.panel-head h2 {
  margin: 0; font-size: 13px; font-weight: 650;
  letter-spacing: 0.13em; text-transform: uppercase;
}
.panel-head .note { color: var(--txt-3); font-size: 12.5px; flex: 1; }
.panel-body { padding: 18px 20px 20px; }

.sub-head {
  font-size: 11.5px; letter-spacing: 0.13em; text-transform: uppercase;
  color: var(--txt-2); margin: 26px 0 4px; font-weight: 600;
}
.sub-head:first-child { margin-top: 0; }
.sub-note { color: var(--txt-3); font-size: 12.5px; margin: 0 0 12px; line-height: 1.55; }

/* ---------- cartes carburant ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line-soft);
  border-radius: var(--radius); padding: 14px 16px 12px;
  cursor: pointer; transition: border-color .15s, background .15s;
}
.card:hover { border-color: #34343a; }
.card.on { border-color: var(--accent); background: var(--panel-2); }
.card-top { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.card-name { font-size: 13.5px; font-weight: 600; }
.card-n { margin-left: auto; color: var(--txt-3); font-size: 12px; font-variant-numeric: tabular-nums; }
.card-price { font-size: 34px; font-weight: 350; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.card-price .unit { font-size: 13px; color: var(--txt-3); margin-left: 5px; font-weight: 400; }
.card-spark { height: 34px; margin: 6px 0 8px; }
.card-rows { display: grid; gap: 3px; }
.card-row { display: flex; justify-content: space-between; align-items: center; font-size: 12.5px; }
.card-row .lbl { color: var(--txt-3); }

.dot { width: 9px; height: 9px; border-radius: 2px; flex: none; }

.delta { font-variant-numeric: tabular-nums; display: inline-flex; align-items: center; gap: 5px; }
.delta.up { color: var(--up); }
.delta.down { color: var(--down); }
.delta.flat { color: var(--flat); }

/* ---------- légende ---------- */
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-bottom: 6px; }
.legend button {
  display: inline-flex; align-items: center; gap: 7px;
  background: none; border: 0; padding: 3px 0; cursor: pointer;
  color: var(--txt); font-size: 13px; font-family: inherit;
}
.legend button .name { font-weight: 500; }
.legend button .cnt { color: var(--txt-3); font-variant-numeric: tabular-nums; }
.legend button.off { opacity: .38; }
.legend button.off .name { text-decoration: line-through; }

/* ---------- graphiques ---------- */
.chart { width: 100%; display: block; touch-action: pan-y; }
.chart .grid { stroke: #232327; stroke-width: 1; }
.chart .axis { fill: var(--txt-3); font-size: 11px; font-variant-numeric: tabular-nums; }
/* Vaut aussi pour les sparklines des cartes, hors conteneur .chart. */
.serie { fill: none; stroke-width: 1.7; stroke-linejoin: round; stroke-linecap: round; }
.chart .marker { stroke: #3a3a40; stroke-width: 1; stroke-dasharray: 3 3; }

.tip {
  position: fixed; z-index: 40; pointer-events: none;
  background: #1c1c20; border: 1px solid #34343a; border-radius: 8px;
  padding: 9px 11px; font-size: 12.5px; min-width: 150px;
  box-shadow: 0 10px 34px rgba(0,0,0,.6);
}
.tip .tip-day { color: var(--txt-2); font-size: 11.5px; margin-bottom: 6px; }
.tip .tip-row { display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.tip .tip-row span:last-child { font-variant-numeric: tabular-nums; font-weight: 600; }
.tip .tip-name { display: inline-flex; align-items: center; gap: 6px; color: var(--txt-2); }

/* ---------- tableaux ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: right; font-weight: 500; color: var(--txt-2);
  padding: 8px 10px; border-bottom: 1px solid var(--line); font-size: 12.5px;
}
th:first-child, td:first-child { text-align: left; }
td { padding: 9px 10px; border-bottom: 1px solid var(--line-soft); text-align: right; font-variant-numeric: tabular-nums; }
tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: #1a1a1d; }
.t-name { display: inline-flex; align-items: center; gap: 8px; }
.t-sub { color: var(--txt-3); font-size: 11.5px; }
.rank { color: var(--txt-3); width: 26px; }
.muted { color: var(--txt-3); }
.scroll-x { overflow-x: auto; }

.bar { display: inline-block; height: 7px; border-radius: 2px; vertical-align: middle; }

/* ---------- carte ---------- */
.map-wrap { display: flex; justify-content: center; }
.map { max-width: 560px; width: 100%; }
.map circle { cursor: pointer; transition: opacity .12s; }
.map circle:hover { stroke: #fff; stroke-width: 1.5; }
.map-legend { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; color: var(--txt-2); font-size: 12.5px; margin-top: 10px; }
.map-legend i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; margin-right: 6px; vertical-align: -1px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

/* ---------- contrôles ---------- */
.controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.seg { display: inline-flex; background: #1a1a1d; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.seg button {
  background: none; border: 0; color: var(--txt-2); font-family: inherit;
  padding: 6px 11px; font-size: 12.5px; cursor: pointer; white-space: nowrap;
}
.seg button:hover { color: var(--txt); }
.seg button.on { background: #2a2a30; color: var(--txt); }

button.btn {
  background: #1f1f24; border: 1px solid var(--line); color: var(--txt);
  border-radius: 8px; padding: 7px 13px; font-size: 12.5px; cursor: pointer; font-family: inherit;
}
button.btn:hover { background: #26262c; }
button.btn:disabled { opacity: .5; cursor: default; }

input.field {
  background: #1a1a1d; border: 1px solid var(--line); color: var(--txt);
  border-radius: 8px; padding: 8px 12px; font-size: 13.5px; font-family: inherit; min-width: 230px;
}
input.field:focus { outline: none; border-color: var(--accent); }

.hint { color: var(--txt-3); font-size: 12.5px; line-height: 1.6; }
.err { color: var(--up); font-size: 13px; }

.suggest { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.suggest button {
  background: #1a1a1d; border: 1px solid var(--line); color: var(--txt-2);
  border-radius: 999px; padding: 5px 12px; font-size: 12.5px; cursor: pointer; font-family: inherit;
}
.suggest button:hover { color: var(--txt); border-color: #3a3a42; }

.pill {
  display: inline-block; font-size: 10.5px; padding: 2px 6px; border-radius: 4px;
  background: #26262c; color: var(--txt-2); vertical-align: 1px; margin-left: 6px;
  letter-spacing: .03em;
}
.pill.hw { background: #2d2416; color: #d9a63a; }

.foot { color: var(--txt-3); font-size: 12px; line-height: 1.7; margin-top: 24px; }
.foot a { color: var(--txt-2); }

@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 560px) {
  .wrap { padding: 18px 12px 60px; }
  .cards { grid-template-columns: 1fr; }
  .card-price { font-size: 30px; }
  .panel-body { padding: 14px 12px 16px; }
  .panel-head { padding: 15px 14px 12px; }
}