:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --surface-2: #f2f1ed;
  --border: #e3e2dc;
  --text: #0b0b0b;
  --text-2: #52514e;
  --muted: #7a7974;
  --accent: #2a78d6;
  --series-1: #2a78d6;
  --series-2: #eb6834; --series-3: #1baf7a; --series-4: #eda100;
  --series-5: #e87ba4; --series-6: #008300; --series-7: #6250d6; --series-8: #e34948;
  --expected: #8a8985;
  --good: #0ca30c;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --offline: #8a8985;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 2px 8px rgba(0,0,0,.04);
  --radius: 12px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --border: #2f2f2c;
    --text: #f0efec; --text-2: #c3c2b7; --muted: #8f8e86; --accent: #3987e5; --series-1: #3987e5;
    --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
    --series-5: #d55181; --series-6: #008300; --series-7: #9085e9; --series-8: #e66767;
    --expected: #9a998f; --shadow: none;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --page: #0d0d0d; --surface: #1a1a19; --surface-2: #232321; --border: #2f2f2c;
  --text: #f0efec; --text-2: #c3c2b7; --muted: #8f8e86; --accent: #3987e5; --series-1: #3987e5;
  --series-2: #d95926; --series-3: #199e70; --series-4: #c98500;
  --series-5: #d55181; --series-6: #008300; --series-7: #9085e9; --series-8: #e66767;
  --expected: #9a998f; --shadow: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--page); color: var(--text);
  font: 15px/1.55 "IBM Plex Sans Thai", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { margin: 0; font-weight: 600; }
h2 { font-size: 16px; }
h3 { font-size: 14px; color: var(--text-2); margin: 18px 0 8px; }
.muted { color: var(--muted); font-size: 13px; }
button, select, input { font: inherit; color: inherit; }
[hidden] { display: none !important; }

/* top bar */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 14px 24px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { font-size: 19px; line-height: 1.2; }
.brand p { margin: 0; color: var(--muted); font-size: 13px; }
.badge { background: color-mix(in srgb, var(--warning) 22%, transparent); color: var(--text); border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 500; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.btn {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px;
  padding: 6px 12px; cursor: pointer; font-size: 14px;
}
.btn:hover { background: var(--surface-2); }
.btn.icon { padding: 6px 10px; }
.btn.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn.primary:disabled { opacity: .6; cursor: wait; }

.tabs { display: flex; gap: 4px; padding: 0 24px; background: var(--surface); border-bottom: 1px solid var(--border); overflow-x: auto; }
.tab { background: none; border: 0; border-bottom: 2px solid transparent; padding: 10px 14px; cursor: pointer; color: var(--text-2); white-space: nowrap; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
.count { background: var(--critical); color: #fff; border-radius: 999px; font-size: 11px; padding: 0 7px; margin-left: 4px; }
.count:empty { display: none; }

main { max-width: 1400px; margin: 0 auto; padding: 20px 24px 60px; }
.tab-panel { display: flex; flex-direction: column; gap: 16px; }

/* filters */
.filters { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { border: 1px solid var(--border); background: var(--surface); border-radius: 999px; padding: 4px 12px; cursor: pointer; font-size: 13px; }
.chip.active { background: var(--text); color: var(--surface); border-color: var(--text); }
.chip .n { color: var(--muted); margin-left: 4px; }
.chip.active .n { color: inherit; opacity: .7; }
.filter-right { display: flex; gap: 8px; }
select, input[type=search] { border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 6px 10px; font-size: 14px; }
input[type=search] { width: 200px; }

/* KPI tiles */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .label { color: var(--text-2); font-size: 13px; }
.kpi .value { font-size: 28px; font-weight: 600; line-height: 1.25; font-variant-numeric: tabular-nums; margin-top: 2px; }
.kpi .value small { font-size: 14px; font-weight: 500; color: var(--text-2); margin-left: 3px; }
.kpi .sub { color: var(--muted); font-size: 12px; margin-top: 2px; }
.meter { height: 6px; background: var(--surface-2); border-radius: 3px; margin-top: 8px; overflow: hidden; }
.meter i { display: block; height: 100%; background: var(--series-1); border-radius: 3px; }
.sev-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; font-size: 12px; color: var(--text-2); }

/* cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; box-shadow: var(--shadow); min-width: 0; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.link { color: var(--accent); text-decoration: none; font-size: 13px; }
.grid-2 { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 16px; }
#map { height: 460px; border-radius: 8px; z-index: 0; }
.legend { display: flex; flex-wrap: wrap; gap: 10px; font-size: 12px; color: var(--text-2); }
.key { display: inline-flex; align-items: center; gap: 5px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: none; }
.sw { display: inline-block; width: 18px; height: 0; border-top: 2px solid var(--series-1); }
.sw.dash { border-top: 2px dashed var(--expected); }

/* status pill (icon + label, never colour alone) */
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 500; padding: 2px 8px; border-radius: 999px; white-space: nowrap;
  background: color-mix(in srgb, var(--c) 16%, transparent); color: var(--text); }
.pill::before { content: attr(data-icon); color: var(--c); font-size: 11px; }
.s-good { --c: var(--good); } .s-warning { --c: var(--warning); } .s-serious { --c: var(--serious); }
.s-critical { --c: var(--critical); } .s-offline { --c: var(--offline); } .s-info { --c: var(--accent); }

/* priority list */
.priority-list { display: flex; flex-direction: column; gap: 8px; max-height: 460px; overflow: auto; }
.prio { border: 1px solid var(--border); border-left: 4px solid var(--c); border-radius: 8px; padding: 10px 12px; cursor: pointer; background: var(--surface); }
.prio:hover { background: var(--surface-2); }
.prio .t { font-weight: 600; font-size: 14px; display: flex; justify-content: space-between; gap: 8px; }
.prio .s { color: var(--text-2); font-size: 13px; }
.prio .a { font-size: 12px; color: var(--muted); margin-top: 4px; }
.empty { color: var(--muted); text-align: center; padding: 30px 10px; }

/* accounts */
.accounts { display: flex; flex-wrap: wrap; gap: 8px; }
.acc { border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; font-size: 13px; min-width: 180px; }
.acc b { display: block; font-weight: 600; }
.acc .err { color: var(--critical); font-size: 12px; word-break: break-word; }

/* table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; font-weight: 500; color: var(--text-2); font-size: 12px; padding: 8px 10px; border-bottom: 1px solid var(--border); cursor: pointer; white-space: nowrap; user-select: none; }
th.sorted::after { content: " ↓"; } th.sorted.asc::after { content: " ↑"; }
td { padding: 9px 10px; border-bottom: 1px solid var(--border); white-space: nowrap; }
tbody tr { cursor: pointer; }
tbody tr:hover { background: var(--surface-2); }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.site-name { font-weight: 500; }
.site-alert { display: block; font-size: 12px; color: var(--muted); max-width: 280px; overflow: hidden; text-overflow: ellipsis; }
.bar { display: inline-block; width: 60px; height: 6px; background: var(--surface-2); border-radius: 3px; vertical-align: middle; margin-right: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--series-1); }

/* alerts tab */
.alert-list { display: flex; flex-direction: column; gap: 12px; }
.alert-card { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--c); border-radius: var(--radius); padding: 14px 16px; }
.alert-card header { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.alert-card h4 { margin: 0; font-size: 15px; }
.alert-card .site { color: var(--accent); cursor: pointer; font-weight: 500; }
.alert-card .detail { margin: 6px 0; color: var(--text-2); }
details { margin-top: 6px; }
summary { cursor: pointer; color: var(--accent); font-size: 13px; }
.advice { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 10px; font-size: 14px; }
.advice h5 { margin: 0 0 4px; font-size: 13px; color: var(--text-2); font-weight: 600; }
.advice ol, .advice ul { margin: 0; padding-left: 20px; }
.advice li { margin-bottom: 3px; }
.hint { background: color-mix(in srgb, var(--warning) 14%, transparent); border-radius: 8px; padding: 8px 12px; margin-top: 10px; font-size: 14px; }
.who { font-size: 12px; color: var(--muted); margin-top: 8px; }

/* playbook */
.intro { margin: 0; }
.playbook { display: grid; grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); gap: 12px; }
.pb { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.pb h4 { margin: 0 0 6px; font-size: 15px; }
.pb p { margin: 0 0 8px; color: var(--text-2); font-size: 14px; }
.pb .advice { grid-template-columns: 1fr; }

/* drawer */
.backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.35); z-index: 1000; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(860px, 100%); background: var(--page); z-index: 1001; display: flex; flex-direction: column; box-shadow: -8px 0 24px rgba(0,0,0,.15); }
.drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; padding: 16px 20px; background: var(--surface); border-bottom: 1px solid var(--border); }
.drawer-head h2 { font-size: 18px; }
.drawer-head p { margin: 2px 0 0; }
.drawer-body { overflow-y: auto; padding: 8px 20px 40px; }
.mini-kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px; margin-top: 12px; }
.mini { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; }
.mini .label { font-size: 12px; color: var(--text-2); }
.mini .value { font-size: 19px; font-weight: 600; font-variant-numeric: tabular-nums; }
.chart-block { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; margin-top: 12px; min-width: 0; }
.chart-block h3 { margin: 0 0 6px; }
.chart-head { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; align-items: baseline; }
.chart-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.chart-box { position: relative; height: 240px; }
.chart-box.small { height: 170px; }
.note { margin: 8px 0 0; }
.rev-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; }
.rev-card header { display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; align-items: baseline; }
.rev-card h4 { margin: 0; font-size: 16px; }
.rev-card h5 { margin: 12px 0 4px; font-size: 13px; color: var(--text-2); }
.rev-card ul, .rev-card ol { margin: 0; padding-left: 20px; font-size: 14px; }
.rev-card li { margin-bottom: 4px; }
.score { font-weight: 600; font-variant-numeric: tabular-nums; }
#visitTable td { white-space: normal; vertical-align: top; }
#visitTable ul { margin: 0; padding-left: 18px; font-size: 13px; }
.kv { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.kv span b { font-weight: 600; color: var(--text); }
.carbon-info { font-size: 14px; color: var(--text-2); }
.carbon-info ul { padding-left: 20px; margin: 6px 0 0; }
#carbonKpis { margin-bottom: 12px; }
.login { max-width: 420px; }
.login-form { display: flex; gap: 8px; margin-top: 10px; }
.login-form input { flex: 1; }
input[type=password], input[type=text], .acc-form input, .acc-form select {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px; padding: 7px 10px; font-size: 14px; width: 100%;
}
.err { color: var(--critical); font-size: 13px; margin-top: 6px; }
.acc-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.acc-form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--text-2); }
.acc-form .full { grid-column: 1 / -1; margin: 0; }
.acc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.acc-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.result-ok { background: color-mix(in srgb, var(--good) 12%, transparent); border-radius: 8px; padding: 10px 12px; font-size: 14px; }
.result-bad { background: color-mix(in srgb, var(--critical) 12%, transparent); border-radius: 8px; padding: 10px 12px; font-size: 14px; }
.result-ok ul { margin: 6px 0 0; padding-left: 20px; }
.btn.small { padding: 3px 9px; font-size: 12px; }
.btn.danger { color: var(--critical); }
@media (max-width: 640px) { .acc-form, .acc-fields { grid-template-columns: 1fr; } }
.srcbar { display: flex; gap: 2px; width: 140px; height: 10px; border-radius: 3px; overflow: hidden; background: var(--surface-2); }
.srcbar i { display: block; height: 100%; }
.srcbar i:first-child { border-radius: 3px 0 0 3px; } .srcbar i:last-child { border-radius: 0 3px 3px 0; }
#energyTable tfoot td { font-weight: 600; border-top: 2px solid var(--border); }
.device { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; margin-top: 8px; }
.device-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.device .mini-kpis { margin-top: 8px; }
.device .mini { background: var(--surface-2); border: 0; }
.strings { margin-top: 10px; font-size: 13px; }
.strings td, .strings th { padding: 5px 8px; }
.strings tbody tr { cursor: default; }
.strings tr.unused td { color: var(--muted); }
.vtag.s-critical, .vtag.s-warning { color: var(--c); }
.ai-box { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 14px; margin-top: 16px; }
.ai-box h3 { margin: 0; }
.ai-text { white-space: pre-wrap; font-size: 14px; }
.history { font-size: 13px; }
.history div { display: flex; gap: 10px; padding: 5px 0; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.history .when { color: var(--muted); min-width: 130px; }

/* map tiles follow the theme */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .leaflet-tile-pane { filter: invert(1) hue-rotate(180deg) brightness(.9) contrast(.85) saturate(.6); }
}
:root[data-theme="dark"] .leaflet-tile-pane { filter: invert(1) hue-rotate(180deg) brightness(.9) contrast(.85) saturate(.6); }
.leaflet-tile-pane { filter: saturate(.55); }

/* leaflet popup in theme */
.leaflet-popup-content-wrapper, .leaflet-popup-tip { background: var(--surface); color: var(--text); }
.leaflet-popup-content { font: 13px/1.5 "IBM Plex Sans Thai", sans-serif; margin: 10px 12px; }
.pop b { font-size: 14px; }
.pop .btn { margin-top: 6px; padding: 3px 10px; font-size: 12px; }

@media (max-width: 1100px) {
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .topbar, .tabs { padding-left: 16px; padding-right: 16px; }
  main { padding: 16px 16px 60px; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi .value { font-size: 22px; }
  #map { height: 340px; }
  .filter-right { width: 100%; }
  input[type=search] { flex: 1; width: auto; }
  .advice, .chart-row { grid-template-columns: 1fr; }
  .playbook { grid-template-columns: 1fr; }
  .drawer-body { padding: 8px 16px 40px; }
}