:root {
  --bg: #f7f7f7;
  --card: #ffffff;
  --ink: #222;
  --muted: #666;
  --accent: #1f6feb;
  --accent-soft: #d6e6ff;
  --danger: #d93b3b;
  --warning: #d99c00;
  --border: #e2e2e2;
  --active: #1f6feb;
  --disabled: #999;
  --essential: #d99c00;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI",
               "Meiryo", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
}

header {
  padding: 12px 20px;
  background: linear-gradient(180deg, #fff, #f0f3f7);
  border-bottom: 1px solid var(--border);
}
header h1 {
  margin: 0;
  font-size: 22px;
}
header .subtitle {
  margin: 4px 0 0 0;
  font-size: 13px;
  color: var(--muted);
}

main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 12px;
  padding: 12px;
  height: calc(100vh - 70px);
}

#map-section {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
#map {
  flex: 1;
  min-height: 0;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #eef;
}
/* Tone down OSM tiles only, so the colored sensor disks / polygon stand out.
   `.leaflet-tile-pane` holds raster tiles; vector overlays live in a sibling
   pane and stay at full saturation. */
.leaflet-tile-pane {
  filter: brightness(0.95) saturate(0.55) contrast(0.9);
}
#map-legend {
  padding: 8px 4px 0 4px;
  font-size: 12px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  display: inline-block;
}
.dot-active    { background: var(--active); }
.dot-disabled  { background: var(--disabled); }
.dot-essential { background: var(--essential); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--essential); }

.legend-spacer { flex: 1; }
.legend-toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
  cursor: pointer;
}
.legend-toggle input { margin: 0; }
/* Hide OSM tile imagery but keep the vector overlays (polygon + sensors + disks). */
body.no-tiles .leaflet-tile-pane { visibility: hidden; }
body.no-tiles #map { background: #f5f5f0; }

#control-panel {
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-right: 4px;
}
#control-panel > .card,
#control-panel > #evaluation-panel { flex-shrink: 0; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}
.card strong { font-size: 14px; }
.card .muted { font-size: 12px; color: var(--muted); margin-top: 4px; }
.card.small { font-size: 12px; }

.muted { color: var(--muted); }

.big-number {
  text-align: center;
  background: linear-gradient(180deg, #fff, #f3f8ff);
  border-color: var(--accent-soft);
}
.big-number .label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.05em;
}
.big-number .value {
  font-size: 44px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.big-number .hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

label {
  display: block;
  font-size: 14px;
  margin-bottom: 6px;
}
.value-tag {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  font-size: 12px;
  margin-left: 6px;
}

select, input[type="range"], button {
  font-size: 14px;
  font-family: inherit;
}
select {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
}
input[type="range"] {
  width: 100%;
}
.range-marks {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

button {
  border: 1px solid var(--border);
  background: #f7f7f7;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
}
button:hover { background: #ececec; }
button:active { transform: translateY(1px); }

.row-between {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.quick-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}
#failure-list {
  font-size: 12px;
  min-height: 18px;
  margin-top: 4px;
}

.sensor-status {
  font-size: 13px;
  padding: 6px 8px;
  margin-top: 4px;
  background: var(--accent-soft);
  border-radius: 4px;
  color: var(--ink);
  display: flex;
  gap: 10px;
  justify-content: center;
}
.sensor-status strong { color: var(--accent); }

#importance-bars {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-top: 6px;
}
.imp-row {
  display: grid;
  grid-template-columns: 40px 1fr 60px;
  align-items: center;
  font-size: 12px;
  gap: 6px;
}
.imp-name {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}
.imp-bar {
  height: 10px;
  background: var(--accent-soft);
  border-radius: 999px;
  overflow: hidden;
}
.imp-bar-fill {
  height: 100%;
  background: var(--accent);
}
.imp-val {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

/* Custom sensor markers (rendered as Leaflet circleMarker via Leaflet styling). */
.sensor-tooltip {
  font-size: 12px;
}

#placement-card {
  background: linear-gradient(180deg, #fff, #fff8e8);
  border-color: #e9d18a;
}

/* When edits are pending replan, the R / pk / failure / importance panel
   reflects the OLD BDD — fade it out and block interaction to make the
   "再計算" button the obvious next step. */
#evaluation-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: opacity 0.2s ease;
}
body.dirty #evaluation-panel {
  opacity: 0.35;
  pointer-events: none;
  user-select: none;
}
body.dirty #placement-card {
  box-shadow: 0 0 0 2px var(--danger);
  border-color: var(--danger);
}
body.dirty #replan-button {
  background: var(--danger);
  color: #fff;
  border-color: var(--danger);
  font-weight: bold;
}
/* Default cursor is the Leaflet grab hand. While Ctrl/Cmd is held, the
   map is in "add sensor" mode and the cursor switches to the OS copy
   indicator (arrow with a small +), matching the Ctrl+click affordance. */
#map.add-mode,
#map.add-mode .leaflet-interactive,
#map.add-mode .leaflet-grab { cursor: copy; }
#replan-status { font-style: italic; }
#replan-status.dirty { color: var(--danger); font-weight: bold; }
#replan-status.running { color: var(--warning); }
.mode-card .muted { margin: 0; }

.default-radius-control {
  margin: 8px 0;
}
.default-radius-control label {
  font-size: 13px;
  margin-bottom: 2px;
}
.default-radius-control input[type="range"] {
  width: 100%;
}

.sensor-popup-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}
.sensor-popup-actions button {
  font-size: 12px;
  padding: 3px 8px;
}
.sensor-popup-actions .danger {
  border-color: var(--danger);
  color: var(--danger);
}
.sensor-popup-actions .danger:hover { background: #fee; }

.radius-slider {
  width: 220px;
  margin: 6px 0 2px 0;
}