:root {
  --bg: #f6f7f9; --card: #fff; --text: #1c2430; --muted: #6b7686; --line: #e2e6ec;
  --primary: #1a73e8; --ok: #188038; --warn: #b06000; --err: #d93025; --todo: #8e24aa;
}
* { box-sizing: border-box; }
body { margin: 0; font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
#layout { display: flex; height: 100vh; }
#mapWrap { position: relative; flex: 1; min-width: 0; }
#map { position: absolute; inset: 0; background: #dfe6ee; }
/* Voile de chargement (carte, adresse au clic, calcul du trajet) : au-dessus de la carte, sous la banniere. */
.map-overlay {
  position: absolute; inset: 0; z-index: 4;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  background: rgba(255, 255, 255, .82); color: #3c4650; font-weight: 600; text-align: center; padding: 24px;
}
.map-overlay[hidden] { display: none; }
.map-overlay.error { color: var(--err); }
.map-overlay .spinner {
  width: 30px; height: 30px; border-radius: 50%;
  border: 3px solid #d7e3f5; border-top-color: var(--primary);
  animation: map-spin .8s linear infinite;
}
.map-overlay .spinner[hidden] { display: none; }
@keyframes map-spin { to { transform: rotate(360deg); } }
#banner { position: absolute; top: 14px; left: 50%; transform: translateX(-50%); z-index: 5; max-width: 90%; padding: 10px 20px; border-radius: 999px; background: var(--ok); color: #fff; font-weight: 600; text-align: center; box-shadow: 0 4px 14px rgba(0,0,0,.3); animation: pop .25s ease-out; }
#banner.info { background: var(--primary); }
#banner[hidden] { display: none; }
@keyframes pop { from { opacity: 0; transform: translate(-50%, -8px); } }
#panel { width: 440px; max-width: 100%; overflow-y: auto; background: var(--card); border-left: 1px solid var(--line); padding: 0 16px 24px; }
header { padding-top: 14px; }
h1 { font-size: 18px; margin: 0 0 2px; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 0 0 8px; }
section { padding: 14px 0; border-top: 1px solid var(--line); }
header + section { margin-top: 10px; }
.muted { color: var(--muted); }
.small { font-size: 12px; margin-top: 6px; }
.force { display: block; margin-top: 10px; color: var(--muted); cursor: pointer; }
code { background: var(--bg); padding: 1px 5px; border-radius: 4px; }

.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 8px; }
.row input[type=text] { flex: 1; min-width: 0; }
.options { justify-content: space-between; margin-top: 0; row-gap: 6px; }
input[type=text], select { padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; font: inherit; background: var(--card); color: var(--text); }
button { padding: 7px 12px; border: 1px solid var(--line); border-radius: 6px; background: var(--card); color: var(--text); font: inherit; cursor: pointer; }
button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
button:disabled { opacity: .45; cursor: not-allowed; }
button.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
button.primary:hover:not(:disabled) { color: #fff; filter: brightness(1.08); }
button.danger { color: var(--err); }
button.link { border: 0; background: none; color: var(--primary); padding: 0; }
button.pulse:not(:disabled) { animation: pulse 1.2s infinite; border-color: var(--ok); color: var(--ok); }
@keyframes pulse { 50% { box-shadow: 0 0 0 4px rgba(24,128,56,.25); } }

.modes { display: flex; gap: 14px; flex-wrap: wrap; }
.modes label { display: flex; align-items: center; gap: 5px; cursor: pointer; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.dot-origin { background: #1a73e8; } .dot-dest { background: #d93025; } .dot-driver { background: #f9ab00; }
.points { list-style: none; margin: 10px 0 0; padding: 0; font-size: 12px; }
.points li { display: flex; gap: 6px; padding: 2px 0; }
.points .k { width: 78px; color: var(--muted); }
.points .v { flex: 1; word-break: break-word; }

.tracking { display: grid; gap: 4px; }
.tracking > div { display: flex; justify-content: space-between; }
.status { font-weight: 600; padding: 1px 10px; border-radius: 999px; background: var(--bg); }
.status.searching { background: #fef3c7; color: #92400e; }
.status.accepted { background: #dbeafe; color: #1e40af; }
.status.in_progress { background: #e0e7ff; color: #3730a3; }
.status.completed { background: #dcfce7; color: #166534; }
.status.cancelled { background: #fee2e2; color: #991b1b; }
.badge { font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px; vertical-align: middle; background: var(--ok); color: #fff; }
.badge.todo { background: var(--todo); }
.note { background: #f3e5f5; color: #6a1b9a; border-radius: 6px; padding: 8px 10px; margin-bottom: 8px; font-size: 12px; }

#fsm { width: 100%; height: auto; }
#fsm .node rect { fill: var(--card); stroke: var(--line); stroke-width: 1.5; }
#fsm .node text { fill: var(--text); font-size: 13px; text-anchor: middle; dominant-baseline: middle; }
#fsm .node.active rect { fill: var(--primary); stroke: var(--primary); }
#fsm .node.active text { fill: #fff; font-weight: 600; }
#fsm .node.refused rect { stroke: var(--err); stroke-width: 3; }
#fsm .edge { stroke: #9aa5b5; stroke-width: 1.5; fill: none; }
#fsm .edge.taken { stroke: var(--ok); stroke-width: 3; }
#fsm marker path { fill: #9aa5b5; }

.log { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow-y: auto; font-size: 12px; }
.log li { padding: 3px 0; border-bottom: 1px dashed var(--line); }
.log time { color: var(--muted); margin-right: 6px; font-variant-numeric: tabular-nums; }
.log .info { color: var(--text); } .log .ok { color: var(--ok); } .log .warn { color: var(--warn); }
.log .error { color: var(--err); } .log .todo { color: var(--todo); font-weight: 600; }

@media (max-width: 800px) {
  #layout { flex-direction: column; height: auto; }
  #mapWrap { height: 50vh; flex: none; }
  #panel { width: 100%; border-left: 0; }
}