:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --text: #1c2430;
  --muted: #667085;
  --line: #e4e7ec;
  --accent: #1c2430;
  --surface: #ffffff;
  --hover: #f6f7f9;
  --notice-bg: #fff7e6;
  --notice-line: #f5d38a;
  --status-good: #2f8f46;
  --status-warn: #b26b00;
  color-scheme: light;
}

/* Dark: the system setting under "Auto", or chosen explicitly. Keep both blocks in step. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0c0c0c;
    --panel: #12161c;
    --text: #e6edf3;
    --muted: #8b97a6;
    --line: #273140;
    --accent: #c4b5fd;
    --surface: #1a2029;
    --hover: #1f2732;
    --notice-bg: #2a2414;
    --notice-line: #6b5a2b;
    --status-good: #5cc27a;
    --status-warn: #e0a347;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0c0c0c;
  --panel: #12161c;
  --text: #e6edf3;
  --muted: #8b97a6;
  --line: #273140;
  --accent: #c4b5fd;
  --surface: #1a2029;
  --hover: #1f2732;
  --notice-bg: #2a2414;
  --notice-line: #6b5a2b;
  --status-good: #5cc27a;
  --status-warn: #e0a347;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body {
  display: grid;
  grid-template-columns: clamp(360px, 34vw, 460px) 1fr;
  height: 100vh;
}

#panel {
  overflow-y: auto;
  padding: 18px 18px 24px;
  border-right: 1px solid var(--line);
  background: var(--panel);
}

#map { height: 100%; }

h1 { font-size: 22px; line-height: 1.15; margin: 0 0 6px; }
.title-row { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
#theme { flex: none; font-size: 12px; padding: 4px 8px; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin: 0 0 6px; }
.sub { margin: 0; color: var(--muted); }
section { margin-top: 18px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.time-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 8px; }
.time-main { font-size: 18px; font-weight: 600; font-variant-numeric: tabular-nums; }
.buttons { display: flex; gap: 6px; }
button {
  font: inherit;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
button:hover { background: var(--hover); }
#slider { width: 100%; margin-top: 10px; accent-color: var(--accent); }
#coverage { margin: 6px 0 0; }
#coverage:empty { display: none; }

table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
th { text-align: left; font-weight: 600; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
th, td { padding: 5px 4px; border-bottom: 1px solid var(--line); }
.num { text-align: right; }

.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 50%; vertical-align: middle; margin-right: 6px; }

#top { table-layout: fixed; }
#top th:nth-child(2) { width: 54px; }
#top th:nth-child(3) { width: 58px; }
#top th:nth-child(4) { width: 52px; }
#top tbody tr { cursor: pointer; }
#top tbody tr:hover { background: var(--hover); }
#top td:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }


.layers { margin-top: 10px; }
.layers label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; margin-right: 14px; }
.popup .region + .region { margin-top: 10px; padding-top: 8px; border-top: 1px solid var(--line); }

#notice {
  padding: 10px 12px;
  border-radius: 6px;
  background: var(--notice-bg);
  border: 1px solid var(--notice-line);
}

footer { margin-top: 18px; }
footer p { margin: 6px 0; }
footer a { color: inherit; }

.maplibregl-popup-content { font: 13px/1.4 system-ui, -apple-system, sans-serif; padding: 10px 12px; }
.popup h3 { margin: 0 0 4px; font-size: 14px; }
.popup dl { display: grid; grid-template-columns: auto auto; gap: 1px 12px; margin: 6px 0 0; }
.popup dt { color: var(--muted); }
.popup dd { margin: 0; text-align: right; font-variant-numeric: tabular-nums; }
.popup .note { margin-top: 6px; color: var(--muted); font-size: 11px; max-width: 220px; }

@media (max-width: 760px) {
  body { grid-template-columns: 1fr; grid-template-rows: 55vh 1fr; height: auto; min-height: 100vh; }
  #map { grid-row: 1; height: 55vh; }
  #panel { grid-row: 2; border-right: 0; border-top: 1px solid var(--line); padding: 16px; }
}

/* MapLibre's popups and controls, in the page's colours. */
.maplibregl-popup-content { background: var(--panel); color: var(--text); }
.maplibregl-popup-close-button { color: var(--muted); }
.maplibregl-popup-anchor-top .maplibregl-popup-tip,
.maplibregl-popup-anchor-top-left .maplibregl-popup-tip,
.maplibregl-popup-anchor-top-right .maplibregl-popup-tip { border-bottom-color: var(--panel); }
.maplibregl-popup-anchor-bottom .maplibregl-popup-tip,
.maplibregl-popup-anchor-bottom-left .maplibregl-popup-tip,
.maplibregl-popup-anchor-bottom-right .maplibregl-popup-tip { border-top-color: var(--panel); }
.maplibregl-popup-anchor-left .maplibregl-popup-tip { border-right-color: var(--panel); }
.maplibregl-popup-anchor-right .maplibregl-popup-tip { border-left-color: var(--panel); }
.maplibregl-ctrl-group, .maplibregl-ctrl-attrib, .maplibregl-ctrl-attrib.maplibregl-compact { background: var(--surface); color: var(--text); }
.maplibregl-ctrl-attrib a { color: var(--text); }
.maplibregl-ctrl-group button + button { border-top-color: var(--line); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .maplibregl-ctrl-icon,
  :root:not([data-theme="light"]) .maplibregl-ctrl-attrib-button { filter: invert(1); }
}
:root[data-theme="dark"] .maplibregl-ctrl-icon,
:root[data-theme="dark"] .maplibregl-ctrl-attrib-button { filter: invert(1); }

/* Wind particles sit above the map but never take its clicks. */
#wind-canvas { position: absolute; inset: 0; pointer-events: none; }

/* --- Dashboard panel ---------------------------------------------------------- */
.card {
  margin-top: 16px;
  padding: 12px 12px 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
}
#time.card { margin-top: 14px; }
.card h2, section > h2 { margin: 0 0 8px; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.note { margin: 6px 0 0; }

/* Feed status: icon + label, never colour alone. */
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 4px; margin: 10px 0 0; padding: 0; }
.chips li {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 1px 7px; border: 1px solid var(--line); border-radius: 999px;
  font-size: 11px; color: var(--muted); white-space: nowrap;
}
.chips li .icon { font-size: 9px; }
.chips li.ok .icon { color: var(--status-good); }
.chips li.behind .icon { color: var(--status-warn); }
.chips li.ok { color: var(--text); }

/* Stat tiles, one per fuel; the tile is also the fuel's map toggle. */
.kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.kpi {
  --fuel: #888;
  display: block; width: 100%; text-align: left; font: inherit; color: var(--text);
  padding: 10px 10px 9px; border: 1px solid var(--line); border-radius: 10px;
  background: var(--surface); cursor: pointer;
}
.kpi:hover { background: var(--hover); }
.kpi[aria-pressed="false"] { opacity: 0.45; }
.kpi:focus-visible, .data-table th button:focus-visible, .segmented button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}
.kpi-label { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.kpi-label .swatch { margin: 0; }
.kpi-value { font-size: 24px; font-weight: 650; line-height: 1.15; margin-top: 4px; }
.kpi-value small { font-size: 13px; font-weight: 500; color: var(--muted); }
.kpi-sub { font-size: 11.5px; color: var(--muted); margin-top: 2px; font-variant-numeric: tabular-nums; }
/* Meter: the fuel's colour on a lighter step of the same hue. */
.meter { height: 6px; border-radius: 3px; margin-top: 7px; overflow: hidden;
  background: color-mix(in oklab, var(--fuel) 18%, var(--surface)); }
.meter span { display: block; height: 100%; border-radius: 3px; background: var(--fuel); }
.partial-tag { font-size: 10.5px; font-weight: 600; color: var(--muted); border: 1px solid var(--line);
  border-radius: 4px; padding: 0 4px; margin-left: auto; }

/* Chart */
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin: 0; padding: 0; font-size: 11.5px; color: var(--muted); }
.legend li { display: inline-flex; align-items: center; gap: 5px; }
.legend .key { width: 14px; height: 2px; border-radius: 1px; background: var(--fuel); }
.chart-box { position: relative; height: 170px; margin-top: 6px; cursor: crosshair; }
.table-view { margin-top: 8px; font-size: 12px; }
.table-view summary { cursor: pointer; color: var(--muted); }
.table-view .scroll { max-height: 220px; overflow: auto; margin-top: 6px; }

/* Filter row and sortable table */
.filter-row { display: flex; gap: 8px; align-items: center; margin-bottom: 6px; }
.segmented { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; flex: none; }
.segmented button { border: 0; border-radius: 0; padding: 4px 9px; font-size: 12px; background: var(--surface); }
.segmented button + button { border-left: 1px solid var(--line); }
.segmented button[aria-pressed="true"] { background: var(--hover); font-weight: 650; }
#plant-search {
  flex: 1; min-width: 0; font: inherit; font-size: 12px; padding: 5px 8px; color: var(--text);
  background: var(--surface); border: 1px solid var(--line); border-radius: 8px;
}
.data-table th button {
  all: unset; cursor: pointer; font: inherit; color: inherit; text-transform: inherit; letter-spacing: inherit;
}
.data-table th[aria-sort] button { color: var(--text); }
.data-table th[aria-sort="descending"] button::after { content: " ▼"; font-size: 9px; }
.data-table th[aria-sort="ascending"] button::after { content: " ▲"; font-size: 9px; }
.fuel-key { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; color: var(--muted); }
.fuel-key .swatch { margin: 0; width: 8px; height: 8px; }

/* Wind roses and sun arcs: drawn over the map but never in the way of its clicks. */
.site-glyph { pointer-events: none; opacity: 0.92; line-height: 0; }
.rose-key { display: inline-flex; align-items: center; gap: 3px; margin: 0 4px; white-space: nowrap; }
.rose-key .swatch { margin: 0; width: 9px; height: 9px; }
/* The panel's key to the roses and arcs. */
/* Sample and summary side by side, the details full width below. */
.key-item {
  display: grid; grid-template-columns: auto 1fr; grid-template-areas: "sample head" "list list";
  gap: 6px 10px; align-items: center; margin-top: 10px;
}
.key-item:not([hidden]) + .key-item { border-top: 1px solid var(--line); padding-top: 10px; }
.key-sample { grid-area: sample; display: block; }
.key-head { grid-area: head; }
.key-head h3 { margin: 0 0 4px; font-size: 12px; }
.key-head p { margin: 0; color: var(--muted); }
.key-list { grid-area: list; margin: 0; padding-left: 16px; }
.key-list li { margin: 0 0 4px; }
.key-list .rose-key { margin: 0 6px 0 0; }
.key-lines h3 { margin: 10px 0 4px; font-size: 12px; }
.line-key { list-style: none; margin: 0; padding: 0; }
.line-key li { display: flex; align-items: center; gap: 8px; margin: 0 0 2px; }
.key-lines p { margin: 4px 0 0; }
#key-lines:not([hidden]) ~ #key-regional:not([hidden]) { border-top: 1px solid var(--line); margin-top: 10px; padding-top: 10px; }
.sun-chart { margin-top: 8px; }
.sun-chart-key { display: flex; gap: 4px; font-size: 11px; color: var(--muted); margin-bottom: 2px; }
.sun-chart-key .rose-key { margin: 0 8px 0 0; }
.sun-chart-key .dash { width: 12px; border-top: 1.5px dashed; }
.sun-chart-plot { display: block; touch-action: none; }
.sun-chart .note { max-width: none; font-variant-numeric: tabular-nums; }
.layers { display: flex; flex-wrap: wrap; row-gap: 4px; }
.layers + .layers { margin-top: 6px; }
.layers > .muted { margin-right: 10px; }
#sym-note { flex-basis: 100%; margin: 2px 0 0; }
#sym-note:empty { display: none; }