:root {
  --panel-w: 350px;
  --panel-w-min: 350px;
  --panel-w-max: 450px;
  --ease-pan: cubic-bezier(.4,0,.2,1);

  --c-bg: #fff;
  --c-panel-bg: rgba(255,255,255,0.97);
  --c-surface: #fff;
  --c-surface-2: #f2f2f2;
  --c-surface-hover: #eee;
  --c-border: #ddd;
  --c-border-light: #eee;
  --c-text: #222;
  --c-text-secondary: #555;
  --c-text-muted: #777;
  --c-text-faint: #999;
  --c-text-faint-2: #888;
  --c-accent: #d9670b;
  --c-accent-bg: #fde3cf;
  --c-accent-text: #a2500a;
  --c-shadow: rgba(0,0,0,0.2);
  --c-shadow-strong: rgba(0,0,0,0.25);
  --c-shadow-dd: rgba(0,0,0,0.3);
  --c-tooltip-bg: #222;
  --c-tooltip-text: #fff;
  --c-grid-line: #eee;
  --c-nd-swatch: #cccccc;
  --c-badge-bad-bg: #fceae8;
  --c-badge-bad-text: #c0392b;
  --c-badge-good-bg: #e8f5ec;
  --c-badge-good-text: #2e8b57;
  --c-mark-bg: rgba(217,103,11,.25);
}

:root[data-theme="dark"] {
  --c-bg: #16171a;
  --c-panel-bg: rgba(26,28,32,0.97);
  --c-surface: #202226;
  --c-surface-2: #2a2d32;
  --c-surface-hover: #34373d;
  --c-border: #3c3f45;
  --c-border-light: #2c2f34;
  --c-text: #eaeaea;
  --c-text-secondary: #b7bac0;
  --c-text-muted: #93969c;
  --c-text-faint: #83868c;
  --c-text-faint-2: #8b8e94;
  --c-accent: #ec8b3c;
  --c-accent-bg: rgba(217,103,11,.28);
  --c-accent-text: #f4b076;
  --c-shadow: rgba(0,0,0,0.45);
  --c-shadow-strong: rgba(0,0,0,0.55);
  --c-shadow-dd: rgba(0,0,0,0.6);
  --c-tooltip-bg: #050505;
  --c-tooltip-text: #f2f2f2;
  --c-grid-line: #33363b;
  --c-nd-swatch: #46484d;
  --c-badge-bad-bg: rgba(192,57,43,.22);
  --c-badge-bad-text: #e6786a;
  --c-badge-good-bg: rgba(46,139,87,.2);
  --c-badge-good-text: #6fc496;
  --c-mark-bg: rgba(236,139,60,.35);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --c-bg: #16171a;
    --c-panel-bg: rgba(26,28,32,0.97);
    --c-surface: #202226;
    --c-surface-2: #2a2d32;
    --c-surface-hover: #34373d;
    --c-border: #3c3f45;
    --c-border-light: #2c2f34;
    --c-text: #eaeaea;
    --c-text-secondary: #b7bac0;
    --c-text-muted: #93969c;
    --c-text-faint: #83868c;
    --c-text-faint-2: #8b8e94;
    --c-accent: #ec8b3c;
    --c-accent-bg: rgba(217,103,11,.28);
    --c-accent-text: #f4b076;
    --c-shadow: rgba(0,0,0,0.45);
    --c-shadow-strong: rgba(0,0,0,0.55);
    --c-shadow-dd: rgba(0,0,0,0.6);
    --c-tooltip-bg: #050505;
    --c-tooltip-text: #f2f2f2;
    --c-grid-line: #33363b;
    --c-nd-swatch: #46484d;
    --c-badge-bad-bg: rgba(192,57,43,.22);
    --c-badge-bad-text: #e6786a;
    --c-badge-good-bg: rgba(46,139,87,.2);
    --c-badge-good-text: #6fc496;
    --c-mark-bg: rgba(236,139,60,.35);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; font-family: "Titillium Web", "Segoe UI", Roboto, Arial, sans-serif; background: var(--c-bg); }

#map {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  right: var(--panel-w);
  transition: right .3s var(--ease-pan);
}
body.panel-closed #map { right: 0; }

#map-compare {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  right: var(--panel-w);
  display: flex;
  transition: right .3s var(--ease-pan);
}
body.panel-closed #map-compare { right: 0; }
#map-a, #map-b { flex: 1; min-width: 0; position: relative; }
#map-a { border-right: 2px solid var(--c-border); }
.compare-map-label {
  position: absolute; top: 8px; left: 8px; z-index: 5;
  background: rgba(0,0,0,.6); color: #fff;
  padding: 2px 10px; border-radius: 4px;
  font-size: 13px; font-weight: 600; pointer-events: none;
}
#compare-label-b { left: auto; right: 8px; }

#panel {
  position: absolute;
  top: 0; right: 0; bottom: 0;
  width: var(--panel-w);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: var(--c-panel-bg);
  box-shadow: -2px 0 10px var(--c-shadow);
  padding: 10px 6px 0;
  z-index: 1000;
  transition: transform .3s var(--ease-pan), background .2s;
}
#panel.closed { transform: translateX(100%); }

#panel-header { flex: 0 0 auto; }

#panel-content {
  flex: 1 1 auto;
  overflow-y: auto;
  padding-bottom: 10px;
}

#panel-resizer {
  position: absolute;
  top: 0; bottom: 0; left: -4px;
  width: 8px;
  cursor: ew-resize;
  z-index: 1001;
}
#panel-resizer:hover, #panel-resizer.dragging { background: rgba(128,128,128,0.15); }

#panel-toggle {
  position: absolute;
  right: var(--panel-w);
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 50px;
  background: var(--c-panel-bg);
  border: none;
  border-radius: 8px 0 0 8px;
  box-shadow: -3px 0 10px var(--c-shadow);
  cursor: pointer;
  color: var(--c-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  line-height: 1;
  z-index: 1001;
  transition: right .3s var(--ease-pan), background .2s;
}
#panel-toggle:hover { background: var(--c-surface-2); }
body.panel-closed #panel-toggle { right: 0; }

#panel h1 { font-size: 16px; margin: 0 0 4px; color: var(--c-text); }
.subtitle { font-size: 12px; color: var(--c-text-secondary); margin: 0 0 2px; }
.subtitle-secondary { font-size: 11px; color: var(--c-text-muted); margin: 0 0 12px; }

.control-group { margin-bottom: 14px; }
.control-group label { display: block; font-size: 11px; text-transform: uppercase; color: var(--c-text-muted); margin-bottom: 4px; }
.control-group select { width: 100%; padding: 6px; font-size: 13px; border-radius: 4px; border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-text); }

.switch-row { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; margin-top: 10px; }
.switch { position: relative; display: inline-block; width: 36px; height: 20px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch-slider {
  position: absolute; cursor: pointer; inset: 0;
  background: var(--c-border);
  border-radius: 20px;
  transition: background .15s;
}
.switch-slider::before {
  content: ""; position: absolute; height: 14px; width: 14px; left: 3px; bottom: 3px;
  background: #fff; border-radius: 50%;
  transition: transform .15s;
}
.switch input:checked + .switch-slider { background: var(--c-accent); }
.switch input:checked + .switch-slider::before { transform: translateX(16px); }
.switch-lbl { font-size: 12px; color: var(--c-text-secondary); }

.level-btns { display: flex; flex-wrap: wrap; gap: 5px; }
.level-btns.disabled { opacity: .4; }

#compare-year-row { display: flex; align-items: center; gap: 8px; margin-top: 4px; }
#compare-year-row select {
  flex: 1;
  background: var(--c-bg);
  color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 4px 6px;
  font-size: 12px;
}
#compare-year-row span { color: var(--c-text-secondary); font-size: 12px; }
.level-btn {
  flex: 1 1 calc(50% - 3px); min-width: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; padding: 7px 6px; min-height: 42px;
  border-radius: 6px; cursor: pointer; font-size: 11px; font-weight: 600;
  color: var(--c-text-secondary); background: var(--c-surface-2); border: 1.5px solid var(--c-border);
  text-align: center; line-height: 1.25;
  transition: background .15s, color .15s, border-color .15s;
}
.level-btn:hover { color: var(--c-text); border-color: var(--c-accent); }
.level-btn.active { background: var(--c-accent); border-color: var(--c-accent); color: #fff; }
.level-count { font-size: 9px; font-weight: 400; opacity: .8; }

.method-btns { display: flex; gap: 5px; }
.method-btn {
  flex: 1 1 0; min-width: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 4px; padding: 6px 4px 7px;
  border-radius: 6px; cursor: pointer; font-size: 10px; font-weight: 600;
  color: var(--c-text-secondary); background: var(--c-surface-2); border: 1.5px solid var(--c-border);
  text-align: center; line-height: 1.2;
  transition: background .15s, color .15s, border-color .15s;
}
.method-btn:hover { color: var(--c-text); border-color: var(--c-accent); }
.method-btn.active { background: var(--c-accent); border-color: var(--c-accent); color: #fff; }
.method-icon { width: 100%; height: 20px; color: var(--c-text-faint); }
.method-btn:hover .method-icon { color: var(--c-accent); }
.method-btn.active .method-icon { color: #fff; }
.method-break { stroke: #e74c3c; stroke-width: 1; }
.method-btn.active .method-break { stroke: #fff; }

#legend { margin-bottom: 14px; }
.legend-hint { font-size: 10px; color: var(--c-text-faint); margin: 0 0 8px; }
.legend-wrap { display: flex; align-items: flex-end; gap: 6px; width: 100%; }
.legend-inner { flex: 1; min-width: 0; }
.legend-col-hdrs {
  display: grid; grid-template-columns: 30px repeat(3, 1fr); gap: 2px;
  margin-bottom: 2px; width: 100%;
}
.legend-col-hdrs span {
  font-size: 9px; font-weight: 700; color: var(--c-text-faint);
  text-align: center; text-transform: uppercase; letter-spacing: .04em;
}
.legend-grid {
  display: grid;
  grid-template-columns: 30px repeat(3, 1fr);
  gap: 2px;
}
.legend-row-hdr {
  display: flex; align-items: center; justify-content: flex-end;
  font-size: 9px; font-weight: 700; color: var(--c-text-faint);
  text-transform: uppercase; letter-spacing: .04em; padding-right: 4px;
  line-height: 1.2; text-align: right;
}
.legend-cell {
  aspect-ratio: 1; width: 100%; border-radius: 4px; cursor: pointer;
  border: 2px solid transparent; transition: transform .15s, box-shadow .15s;
}
.legend-cell:hover { transform: scale(1.06); z-index: 2; position: relative; }
.legend-cell.active { border-color: var(--c-text); box-shadow: 0 0 10px var(--c-shadow-strong); }
.legend-axis-x { display: flex; align-items: center; gap: 4px; font-size: 9px; color: var(--c-text-faint); margin-top: 5px; font-weight: 600; }
.legend-axis-x-arrow { flex: 1; height: 1px; background: linear-gradient(90deg, var(--c-border), var(--c-accent)); }
.legend-axis-y-wrap { display: flex; flex-direction: column; align-items: center; justify-content: flex-end; gap: 3px; padding-bottom: 2px; }
.legend-axis-y-lbl { font-size: 9px; font-weight: 600; color: var(--c-text-faint); writing-mode: vertical-rl; transform: rotate(180deg); }
.legend-axis-y-arrow { width: 1px; flex: 1; background: linear-gradient(180deg, #ae1409, var(--c-border)); }
.legend-nd-row { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 9px; color: var(--c-text-faint); }
.legend-nd-swatch { width: 13px; height: 13px; background: var(--c-nd-swatch); border-radius: 2px; flex-shrink: 0; }
.legend-def { font-size: 11px; line-height: 1.4; color: var(--c-text-secondary); margin: 8px 0 0; }

#info-box, #residui-info-box, #lst-info-box { font-size: 12px; color: var(--c-text); border-top: 1px solid var(--c-border-light); padding-top: 10px; }
.hint { color: var(--c-text-faint); font-style: italic; margin: 0; }

.post-details { margin-bottom: 12px; }
.post-details summary { font-size: 11px; font-weight: 600; color: var(--c-text-muted); cursor: pointer; margin-bottom: 6px; }

.info-row { display: flex; justify-content: space-between; padding: 2px 0; }
.info-row span:first-child { color: var(--c-text-muted); }
.info-title { font-weight: 600; margin-bottom: 6px; }
.trend-title { margin-top: 12px; }

.trend-chart-wrap { display: flex; flex-direction: column; gap: 4px; position: relative; }
.trend-chart { width: 100%; height: auto; overflow: visible; }
.trend-hit-area { fill: transparent; cursor: crosshair; }
.trend-guide { stroke: var(--c-border); stroke-width: 1; stroke-dasharray: 2 2; pointer-events: none; }
.trend-dot { stroke: var(--c-surface); stroke-width: 1.5; pointer-events: none; }
.trend-dot-city { fill: var(--c-text-faint-2); }
.trend-dot-bad { fill: #c0392b; }
.trend-dot-good { fill: #2e8b57; }
.trend-dot-biv { fill: #ae1409; }

.trend-tooltip {
  position: absolute; transform: translate(-50%, -115%);
  background: var(--c-tooltip-bg); color: var(--c-tooltip-text); font-size: 10px; line-height: 1.4;
  padding: 5px 8px; border-radius: 5px; white-space: nowrap;
  pointer-events: none; z-index: 5;
}
.trend-tooltip-year { font-weight: 700; margin-bottom: 2px; }
.trend-tooltip-city { color: #bbb; }

.map-tooltip {
  position: absolute; left: 0; top: 0;
  transform: translate(-50%, -115%);
  background: var(--c-tooltip-bg); color: var(--c-tooltip-text); font-size: 11px; line-height: 1.4;
  padding: 5px 9px; border-radius: 5px; white-space: nowrap;
  pointer-events: none; z-index: 5; display: none;
}
.map-tooltip-name { font-weight: 700; }
.map-tooltip-temp { color: #bbb; }
.trend-grid line { stroke: var(--c-grid-line); stroke-width: 1; }
.trend-grid text { font-size: 8px; fill: var(--c-text-faint); }
.trend-x-lbl { font-size: 8px; fill: var(--c-text-faint); }
.trend-band { fill: var(--c-accent); fill-opacity: .08; stroke: none; }
.trend-city-line { fill: none; stroke: var(--c-text-faint-2); stroke-width: 1.2; stroke-dasharray: 3 2; }
.trend-line { fill: none; stroke-width: 2; }
.trend-line-bad { stroke: #c0392b; }
.trend-line-good { stroke: #2e8b57; }

.trend-badge {
  align-self: flex-start; font-size: 10px; font-weight: 700;
  padding: 3px 8px; border-radius: 10px;
}
.trend-badge-bad { background: var(--c-badge-bad-bg); color: var(--c-badge-bad-text); }
.trend-badge-good { background: var(--c-badge-good-bg); color: var(--c-badge-good-text); }

.trend-hint { font-size: 10px; line-height: 1.4; color: var(--c-text-faint); margin: 2px 0 0; }

.trend-legend { display: flex; gap: 12px; font-size: 9px; color: var(--c-text-faint); }
.trend-legend-item { display: flex; align-items: center; gap: 4px; }

.scatter-dot-bg { fill: var(--c-text-faint); fill-opacity: .25; }
.scatter-swatch-bg { width: 8px; height: 8px; border-radius: 50%; background: var(--c-text-faint); opacity: .4; }
.trend-swatch { width: 10px; height: 2px; display: inline-block; }
.trend-swatch-city { background: var(--c-text-faint-2); }
.trend-swatch-band { background: var(--c-accent); opacity: .3; height: 6px; }

.maplibregl-popup-content { font-size: 12px; padding: 10px 12px; background: var(--c-surface); color: var(--c-text); }

#map-toolbar {
  position: absolute;
  top: 12px;
  left: calc(50% - var(--panel-w) / 2);
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 2px;
  background: var(--c-panel-bg);
  border-radius: 24px;
  box-shadow: 0 2px 10px var(--c-shadow-strong);
  padding: 4px;
  transition: left .3s var(--ease-pan), background .2s;
}
body.panel-closed #map-toolbar { left: 50%; }

#ods-logo {
  position: absolute;
  bottom: 40px;
  right: calc(var(--panel-w) + 12px);
  z-index: 10;
  transition: right .3s var(--ease-pan);
}
body.panel-closed #ods-logo { right: 12px; }
#ods-logo img { display: block; height: 48px; width: auto; }

.tool-btn {
  width: 34px;
  height: 34px;
  border: none;
  background: transparent;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--c-text-secondary);
}
.tool-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.tool-btn:hover { background: var(--c-surface-hover); }
.tool-btn.active { background: var(--c-accent-bg); color: var(--c-accent); }
.tool-btn.active svg { fill: currentColor; fill-opacity: 0.15; }

.guide-icon-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; font-size: 11px; line-height: 1.4; color: var(--c-text-secondary); }
.guide-icon-list li { display: flex; align-items: flex-start; gap: 10px; }
.mi-link { color: var(--c-accent); text-decoration: none; }
.mi-link:hover { text-decoration: underline; }

.guide-icon-list svg {
  width: 18px; height: 18px; flex: none; margin-top: 2px;
  fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
  color: var(--c-text-secondary);
}

#zoom-control {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
}
#zoom-slider {
  width: 110px;
  height: 4px;
  appearance: none;
  -webkit-appearance: none;
  background: var(--c-border, #ccc);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
}
#zoom-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  background: var(--c-accent);
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .8);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .5);
  cursor: pointer;
}
#zoom-slider::-moz-range-thumb {
  width: 16px;
  height: 16px;
  background: var(--c-accent);
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, .8);
  cursor: pointer;
}
#zoom-value {
  font-size: 12px;
  color: var(--c-text-secondary);
  min-width: 14px;
  text-align: right;
}

.hidden { display: none !important; }

/* ── Geo search bar ──────────────────────────────────────────────────── */
#geo-search-area {
  position: absolute;
  bottom: 16px;
  left: calc(50% - var(--panel-w) / 2);
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  width: clamp(560px, 60vw, 800px);
  transition: left .3s var(--ease-pan);
}
body.panel-closed #geo-search-area { left: 50%; }

#geo-search-chip { display: none; }
.geo-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--c-accent-bg);
  color: var(--c-accent-text);
  border-radius: 20px;
  padding: 4px 6px 4px 12px;
  font-size: 11px;
  font-weight: 600;
  box-shadow: 0 2px 8px var(--c-shadow);
}
.geo-chip button {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: .65;
  padding: 2px 4px;
  font-size: 10px;
  line-height: 1;
}
.geo-chip button:hover { opacity: 1; }

#geo-search-bar {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--c-panel-bg);
  border-radius: 24px;
  box-shadow: 0 2px 10px var(--c-shadow-strong);
  height: 40px;
  max-width: 350px;
  width: 300px;
  padding: 10px;
}
.geo-search-icon {
  flex-shrink: 0;
  padding: 0 8px 0 14px;
  color: var(--c-text-faint);
  display: flex;
  align-items: center;
  pointer-events: none;
}
#geo-search-input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  font-family: inherit;
  font-size: 13px;
  color: var(--c-text);
}
#geo-search-input::placeholder { color: var(--c-text-faint); }
#geo-search-clear {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--c-text-faint);
  font-size: 12px;
  padding: 6px 14px 6px 8px;
}
#geo-search-clear:hover { color: var(--c-text); }

#geo-search-dd {
  display: none;
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--c-panel-bg);
  border-radius: 10px;
  box-shadow: 0 -4px 20px var(--c-shadow-dd);
  max-height: 280px;
  overflow-y: auto;
}
#geo-search-dd.open { display: block; }
.geo-dd-cat {
  padding: 8px 14px 4px;
  font-size: 9px;
  font-weight: 700;
  color: var(--c-text-faint);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.geo-dd-item {
  padding: 7px 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 12px;
  color: var(--c-text);
}
.geo-dd-item:hover, .geo-dd-item.focused { background: var(--c-surface-hover); }
.geo-dd-badge {
  margin-left: auto;
  font-size: 9px;
  padding: 2px 7px;
  border-radius: 10px;
  font-weight: 700;
  background: var(--c-surface-2);
  color: var(--c-text-faint-2);
  flex-shrink: 0;
}
.geo-dd-empty { padding: 14px; color: var(--c-text-faint); font-size: 12px; text-align: center; }
#geo-search-dd mark { background: var(--c-mark-bg); color: var(--c-text); border-radius: 2px; }

.panel-tabs { display: flex; gap: 5px; margin-bottom: 14px; border-bottom: 1.5px solid var(--c-border); }
.tab-btn {
  flex: 1 1 0; min-width: 0; min-height: 30px;
  padding: 6px 0; cursor: pointer; font-size: 11px; font-weight: 600;
  color: var(--c-text-muted); background: none; border: none; border-bottom: 2.5px solid transparent;
  margin-bottom: -1.5px; white-space: nowrap; text-align: center;
  transition: color .15s, border-color .15s;
}
.tab-btn:hover { color: var(--c-text); }
.tab-btn.active { color: var(--c-accent); border-bottom-color: var(--c-accent); }

.tab-panel { display: block; }
.tab-panel.hidden { display: none; }

#lst-legend, #residui-legend, #delta-legend {
  display: flex;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 4px;
}
.lst-legend-swatch {
  flex: 1;
  height: 22px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: opacity .15s, transform .15s;
}
.lst-legend-swatch:hover { transform: scaleY(1.08); }
.lst-legend-swatch.active { border-color: var(--c-text); box-shadow: 0 0 8px var(--c-shadow-strong); z-index: 1; position: relative; }
.lst-legend-swatch.dimmed { opacity: .35; }
.lst-legend-swatch span {
  font-size: 8px;
  color: rgba(0,0,0,.55);
  transform: translateY(14px);
  white-space: nowrap;
}

#year-timeline {
  position: absolute;
  top: 60px;
  left: calc(50% - var(--panel-w) / 2);
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--c-panel-bg);
  border-radius: 24px;
  box-shadow: 0 2px 10px var(--c-shadow-strong);
  padding: 4px 0px;
  transition: left .3s var(--ease-pan), background .2s;
}
body.panel-closed #year-timeline { left: 50%; }

.year-ticks {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 0 4px;
}
.year-tick {
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--c-text-muted);
  border-radius: 5px;
  cursor: pointer;
  transition: background .15s, color .15s;
}
.year-tick:hover { background: var(--c-surface-hover); color: var(--c-text); }
.year-tick.active { background: var(--c-accent); color: #fff; }

/* ── Mobile layout ────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  #map-toolbar,
  body.panel-closed #map-toolbar {
    top: 70px;
    left: 12px;
    right: auto;
    bottom: auto;
    transform: none;
    flex-direction: column;
    border-radius: 18px;
  }
  #zoom-control { display: none; }

  #year-timeline,
  body.panel-closed #year-timeline {
    top: 334px;
    left: 12px;
    right: auto;
    bottom: auto;
    transform: none;
    flex-direction: column;
    border-radius: 18px;
    padding: 4px 2px;
  }
  .year-ticks { flex-direction: column; padding: 4px 0; }
}

hr {
  width: 90%;
  height: 1px;
  border: none;
  margin: 16px auto;
  background: linear-gradient(90deg, #f5f5f5, #ff9900 25%, #ff9900 75%, #f5f5f5);
}