/* LumenOps Control Tower — dark control-room theme.
   Color roles follow the validated dataviz reference palette (dark-mode steps). */

:root {
  --page: #0d0d0d;
  --surface-1: #1a1a19;
  --surface-2: #222221;
  --surface-3: #2a2a28;
  --ink: #ffffff;
  --ink-2: #c3c2b7;
  --ink-muted: #898781;
  --grid: #2c2c2a;
  --axis: #383835;
  --ring: rgba(255,255,255,0.10);

  /* crew categorical (dark-surface steps, fixed order — never cycled) */
  --crew-1: #3987e5; --crew-2: #199e70; --crew-3: #9085e9;
  --crew-4: #d55181; --crew-5: #d95926; --crew-6: #008300;

  /* status (reserved — icons + labels always accompany) */
  --status-good: #0ca30c;
  --status-warning: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;

  /* priority mapping (chips carry label text, never color alone) */
  --prio-critical: #d03b3b;
  --prio-high: #fab219;
  --prio-normal: #3987e5;
  --prio-low: #898781;

  --seq-250: #86b6ef; --seq-400: #3987e5; --seq-600: #184f95;
  --accent: #3987e5;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--page); color: var(--ink-2);
  font-family: var(--font); font-size: 13px; line-height: 1.45;
  display: flex; flex-direction: column; overflow: hidden;
}
h2, h3 { color: var(--ink); font-weight: 600; margin: 0; }
h2 { font-size: 13px; }
h3 { font-size: 12.5px; margin-bottom: 8px; }
.h-sub { color: var(--ink-muted); font-weight: 400; font-size: 11.5px; margin-left: 6px; }
code { background: var(--surface-3); padding: 1px 5px; border-radius: 4px; font-size: 11.5px; }

/* ---------- header ---------- */
#topbar {
  display: flex; align-items: center; gap: 24px; padding: 10px 16px;
  background: var(--surface-1); border-bottom: 1px solid var(--grid); flex: 0 0 auto;
}
.brand { display: flex; gap: 10px; align-items: center; min-width: 320px; }
.brand-mark { font-size: 26px; color: var(--accent); line-height: 1; }
.brand-name { color: var(--ink); font-size: 16px; font-weight: 700; letter-spacing: 0.2px; }
.brand-sub { color: var(--ink-muted); font-weight: 400; font-size: 12px; }
.brand-region { color: var(--ink-muted); font-size: 11px; }
.fictitious { color: var(--status-warning); }
.clock-block { display: flex; align-items: center; gap: 12px; margin: 0 auto; }
.sim-clock { font-size: 26px; font-weight: 600; color: var(--ink); letter-spacing: 1px; font-variant-numeric: tabular-nums; }
.clock-controls { display: flex; gap: 6px; align-items: center; }
.header-actions { display: flex; align-items: center; gap: 10px; min-width: 260px; justify-content: flex-end; }

.btn {
  background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--axis);
  border-radius: 7px; padding: 6px 11px; font-size: 12px; cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--surface-3); color: var(--ink); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn.primary:hover { background: #4a92e8; }
.btn.active { border-color: var(--accent); color: var(--ink); }
.btn:disabled { opacity: 0.45; cursor: default; }
.icon-btn { width: 32px; text-align: center; }

.day-profile { font-size: 11px; color: var(--ink-muted); display: flex; align-items: center; gap: 6px; }
.day-profile select { background: var(--surface-2); color: var(--ink); border: 1px solid var(--axis); border-radius: 7px; padding: 5px 7px; font-family: inherit; font-size: 12px; }

.solver-status { font-size: 11px; padding: 3px 9px; border-radius: 20px; border: 1px solid var(--axis); color: var(--ink-muted); }
.solver-status.running { border-color: var(--accent); color: var(--seq-250); }
.solver-status.done { border-color: var(--status-good); color: var(--status-good); }

/* ---------- KPI strip ---------- */
#kpi-strip {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px;
  padding: 8px 16px; background: var(--page); flex: 0 0 auto;
}
.stat-tile {
  background: var(--surface-1); border: 1px solid var(--grid); border-radius: var(--radius);
  padding: 8px 12px 7px; min-width: 0;
}
.stat-label { font-size: 10.5px; color: var(--ink-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.stat-value { font-size: 21px; font-weight: 600; color: var(--ink); margin-top: 1px; }
.stat-value .unit { font-size: 12px; color: var(--ink-muted); font-weight: 400; margin-left: 2px; }
.stat-delta { font-size: 10.5px; margin-top: 1px; color: var(--ink-muted); }
.stat-delta.up-good { color: var(--status-good); }
.stat-delta.down-bad { color: var(--status-critical); }
.stat-tile.alert .stat-value { color: var(--status-critical); }

/* ---------- layout ---------- */
#layout {
  flex: 1 1 auto; display: grid; min-height: 0;
  grid-template-columns: minmax(380px, 44fr) minmax(420px, 56fr);
  grid-template-rows: minmax(0, 58fr) minmax(0, 42fr);
  gap: 8px; padding: 0 16px 10px;
}
.panel {
  background: var(--surface-1); border: 1px solid var(--grid); border-radius: var(--radius);
  display: flex; flex-direction: column; min-height: 0; min-width: 0; overflow: hidden;
}
#map-panel { grid-row: 1 / 3; }
.panel-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 12px; border-bottom: 1px solid var(--grid); flex: 0 0 auto; gap: 10px;
}
.board-hint { font-size: 10.5px; color: var(--ink-muted); }

/* map */
#map { flex: 1 1 auto; min-height: 0; background: #151514; }
.layer-toggles { display: flex; gap: 10px; font-size: 11px; color: var(--ink-2); flex-wrap: wrap; }
.layer-toggles label { display: flex; gap: 4px; align-items: center; cursor: pointer; }
.map-legend {
  position: absolute; /* repositioned by JS inside map panel */
  display: flex; gap: 12px; flex-wrap: wrap; padding: 6px 12px;
  font-size: 10.5px; color: var(--ink-2); border-top: 1px solid var(--grid); position: static;
}
.legend-item { display: flex; align-items: center; gap: 5px; }
.legend-swatch { width: 9px; height: 9px; border-radius: 50%; box-shadow: 0 0 0 2px var(--surface-1); }
.legend-line { width: 14px; height: 3px; border-radius: 2px; }

.leaflet-container { font-family: var(--font); }
.leaflet-popup-content-wrapper, .leaflet-popup-tip { background: var(--surface-2); color: var(--ink-2); }
.leaflet-popup-content { margin: 10px 12px; font-size: 12px; }
.order-marker { border-radius: 50%; box-shadow: 0 0 0 2px rgba(13,13,13,0.85); }
.order-marker.critical { animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 2px rgba(13,13,13,0.85), 0 0 0 0 rgba(208,59,59,0.55);} 50% { box-shadow: 0 0 0 2px rgba(13,13,13,0.85), 0 0 0 9px rgba(208,59,59,0);} }
.depot-marker {
  background: var(--surface-2); border: 2px solid var(--ink-2); border-radius: 4px;
  display: flex; align-items: center; justify-content: center; font-size: 11px; color: var(--ink);
}
.crew-dot { border-radius: 50%; border: 2px solid #fff; box-shadow: 0 1px 6px rgba(0,0,0,0.6); }
.stop-badge {
  background: var(--surface-2); color: var(--ink); border-radius: 50%; border: 1.5px solid currentColor;
  font-size: 9.5px; font-weight: 700; display: flex; align-items: center; justify-content: center;
}

/* ---------- gantt ---------- */
.gantt-scroll { flex: 1 1 auto; overflow: auto; min-height: 0; position: relative; }
.gantt-svg text { font-family: var(--font); }
.gantt-bar { cursor: pointer; }
.gantt-bar:hover { filter: brightness(1.25); }

/* ---------- tabs / detail panel ---------- */
.tab-row { display: flex; gap: 2px; padding: 6px 8px 0; border-bottom: 1px solid var(--grid); flex: 0 0 auto; }
.tab {
  background: none; border: none; color: var(--ink-muted); font-size: 12px; font-family: inherit;
  padding: 7px 13px; cursor: pointer; border-radius: 7px 7px 0 0; border-bottom: 2px solid transparent;
}
.tab:hover { color: var(--ink); }
.tab.active { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
.tab-page { display: none; flex: 1 1 auto; overflow: auto; padding: 12px 14px; min-height: 0; }
.tab-page.active { display: block; }

/* optimizer tab */
.opt-grid { display: grid; grid-template-columns: 300px 1fr; gap: 18px; }
.slider-row { display: grid; grid-template-columns: 1fr 44px; align-items: center; gap: 8px; margin: 7px 0; }
.slider-row label { grid-column: 1 / 3; font-size: 11.5px; color: var(--ink-2); }
.slider-row input[type=range] { accent-color: var(--accent); width: 100%; }
.slider-row output { font-size: 11.5px; color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
.slider-row.indent { margin-left: 18px; }
.check-row { margin: 9px 0; font-size: 11.5px; }
.check-row input { accent-color: var(--accent); }
.micro-note { font-size: 10.5px; color: var(--ink-muted); margin: 10px 0 0; }
.chart-box { background: var(--surface-2); border: 1px solid var(--grid); border-radius: 8px; min-height: 150px; margin-bottom: 12px; padding: 8px; }
.chart-box.short { min-height: 90px; }
.chart-box svg { display: block; width: 100%; }

/* explain tab */
.explain-grid { display: grid; grid-template-columns: 260px 1fr; gap: 18px; }
#explain-job-select { width: 100%; background: var(--surface-2); color: var(--ink); border: 1px solid var(--axis); border-radius: 7px; padding: 6px 8px; font-family: inherit; font-size: 12px; margin-top: 4px; }
.empty-state { color: var(--ink-muted); font-size: 12px; padding: 24px; text-align: center; border: 1px dashed var(--axis); border-radius: 8px; }
.explain-card { background: var(--surface-2); border: 1px solid var(--grid); border-radius: 8px; padding: 12px 14px; margin-bottom: 10px; }
.explain-narrative { font-size: 12.5px; color: var(--ink); line-height: 1.55; }
.alt-table { width: 100%; border-collapse: collapse; font-size: 11.5px; margin-top: 6px; }
.alt-table th { text-align: left; color: var(--ink-muted); font-weight: 500; padding: 4px 8px; border-bottom: 1px solid var(--axis); }
.alt-table td { padding: 5px 8px; border-bottom: 1px solid var(--grid); color: var(--ink-2); font-variant-numeric: tabular-nums; }
.alt-table tr.current td { color: var(--ink); font-weight: 600; }
.alt-table .infeasible { color: var(--ink-muted); font-style: italic; }

/* disruptions tab */
.disrupt-grid { display: grid; grid-template-columns: 300px 1fr; gap: 18px; }
.inject-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-bottom: 14px; }
#event-timeline { display: flex; flex-direction: column; gap: 5px; }
.event-row {
  display: flex; gap: 8px; align-items: baseline; padding: 6px 9px; border-radius: 7px;
  background: var(--surface-2); border: 1px solid var(--grid); font-size: 11.5px;
}
.event-row.fired { opacity: 0.45; }
.event-row .ev-time { font-weight: 600; color: var(--ink); font-variant-numeric: tabular-nums; }
.event-row .ev-kind { color: var(--ink-muted); font-size: 10px; text-transform: uppercase; letter-spacing: 0.4px; }
.replan-diff { background: var(--surface-2); border: 1px solid var(--grid); border-radius: 8px; padding: 12px 14px; }
.diff-row { display: flex; gap: 8px; padding: 3px 0; font-size: 12px; align-items: baseline; }
.diff-tag { font-size: 10px; padding: 1px 7px; border-radius: 10px; font-weight: 600; letter-spacing: 0.3px; }
.diff-tag.moved { background: rgba(250,178,25,0.15); color: var(--status-warning); }
.diff-tag.added { background: rgba(57,135,229,0.18); color: var(--seq-250); }
.diff-tag.reseq { background: rgba(137,135,129,0.18); color: var(--ink-2); }
.nervous-meter { margin: 10px 0; }
.nervous-meter .track { height: 8px; border-radius: 4px; background: var(--surface-3); overflow: hidden; }
.nervous-meter .fill { height: 100%; border-radius: 4px; }
.replan-actions { display: flex; gap: 8px; margin-top: 12px; }

/* scenarios tab */
.scenario-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.scenario-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 10px; }
.scenario-card { background: var(--surface-2); border: 1px solid var(--grid); border-radius: 8px; padding: 11px 13px; }
.scenario-card h4 { margin: 0 0 6px; color: var(--ink); font-size: 12.5px; }
.scen-kpi { display: flex; justify-content: space-between; font-size: 11.5px; padding: 2px 0; }
.scen-kpi .v { color: var(--ink); font-variant-numeric: tabular-nums; }
.scen-kpi .delta { font-size: 10.5px; margin-left: 5px; }
.scen-kpi .delta.good { color: var(--status-good); }
.scen-kpi .delta.bad { color: var(--status-critical); }

/* model tab */
.model-content { max-width: 860px; font-size: 12.5px; }
.model-content h3 { margin-top: 18px; }
.model-content p { margin: 6px 0; }
.model-content .gap-card { background: var(--surface-2); border: 1px solid var(--grid); border-left: 3px solid var(--accent); border-radius: 8px; padding: 10px 14px; margin: 8px 0; }
.model-content .gap-card b { color: var(--ink); }
.model-content .cite { color: var(--ink-muted); font-size: 11px; }
.formula { background: var(--surface-2); border: 1px solid var(--grid); border-radius: 8px; padding: 10px 14px; font-family: Consolas, monospace; font-size: 12px; color: var(--ink); overflow-x: auto; white-space: pre; }

/* ---------- job drawer ---------- */
.drawer {
  position: fixed; top: 64px; right: 16px; width: 330px; max-height: calc(100vh - 90px);
  background: var(--surface-2); border: 1px solid var(--axis); border-radius: 12px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.55); z-index: 1000; overflow-y: auto; padding: 14px 16px;
}
.drawer.hidden { display: none; }
.drawer h3 { display: flex; justify-content: space-between; align-items: center; }
.drawer .close-x { cursor: pointer; color: var(--ink-muted); font-size: 16px; background: none; border: none; }
.drawer .kv { display: grid; grid-template-columns: 110px 1fr; gap: 3px 10px; font-size: 12px; margin: 10px 0; }
.drawer .kv dt { color: var(--ink-muted); } .drawer .kv dd { margin: 0; color: var(--ink); }
.prio-chip { display: inline-flex; align-items: center; gap: 5px; font-size: 10.5px; font-weight: 600; padding: 2px 9px; border-radius: 10px; }
.prio-chip::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.prio-chip.critical { color: var(--prio-critical); background: rgba(208,59,59,0.12); }
.prio-chip.high { color: var(--prio-high); background: rgba(250,178,25,0.10); }
.prio-chip.normal { color: var(--seq-250); background: rgba(57,135,229,0.12); }
.prio-chip.low { color: var(--ink-muted); background: rgba(137,135,129,0.12); }

/* ---------- toasts / overlay ---------- */
#toast-stack { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 2000; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
  background: var(--surface-3); color: var(--ink); border: 1px solid var(--axis);
  border-radius: 10px; padding: 10px 16px; font-size: 12.5px; box-shadow: 0 8px 30px rgba(0,0,0,0.5);
  display: flex; gap: 10px; align-items: center; animation: toast-in 0.25s ease-out;
}
.toast.critical { border-color: var(--status-critical); }
.toast .btn { flex: 0 0 auto; }
@keyframes toast-in { from { opacity: 0; transform: translateY(10px);} to { opacity: 1; transform: none;} }

#solve-overlay { position: fixed; inset: 0; background: rgba(13,13,13,0.65); z-index: 3000; display: flex; align-items: center; justify-content: center; }
#solve-overlay.hidden { display: none; }
.solve-card { background: var(--surface-2); border: 1px solid var(--axis); border-radius: 12px; padding: 22px 30px; display: flex; gap: 14px; align-items: center; color: var(--ink); font-size: 14px; }
.spinner { width: 22px; height: 22px; border: 3px solid var(--axis); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* viz tooltip (shared) */
.viz-tooltip {
  position: fixed; z-index: 4000; pointer-events: none; background: var(--surface-3); color: var(--ink);
  border: 1px solid var(--axis); border-radius: 8px; padding: 7px 10px; font-size: 11.5px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.5); max-width: 260px;
}
.viz-tooltip .tt-title { font-weight: 600; margin-bottom: 3px; }
.viz-tooltip .tt-row { display: flex; justify-content: space-between; gap: 14px; color: var(--ink-2); }
.viz-tooltip .tt-row .v { color: var(--ink); font-variant-numeric: tabular-nums; }

@media (max-width: 1100px) {
  #layout { grid-template-columns: 1fr; grid-template-rows: 420px 380px 420px; }
  #map-panel { grid-row: auto; }
  #kpi-strip { grid-template-columns: repeat(4, 1fr); }
}