/* ── Design Tokens (Light) — ported from playerpoc .theme-light ─ */
:root {
  color-scheme: light;
  --bg-0: oklch(0.97 0.004 80);       /* window/void — warm paper */
  --bg-1: oklch(0.94 0.005 80);       /* chrome — slightly darker */
  --bg-2: oklch(0.90 0.006 80);       /* elevated chip */
  --bg-3: oklch(0.86 0.007 80);       /* hover */
  --bg-stage: oklch(0.14 0.006 240);  /* video void — STAYS DARK, footage needs black around it */
  --fg-1: oklch(0.22 0.010 80);       /* primary */
  --fg-2: oklch(0.40 0.012 80);       /* secondary */
  --fg-3: oklch(0.55 0.012 80);       /* tertiary / meta */
  --fg-4: oklch(0.70 0.010 80);       /* disabled */
  --accent: oklch(0.62 0.16 55);
  --accent-dim: oklch(0.72 0.11 55);
  --accent-glow: oklch(0.62 0.16 55 / 0.18);
  --error: oklch(0.52 0.19 25);
  --ok: oklch(0.52 0.15 150);
  --border: oklch(0.82 0.008 80 / 0.9);
  --border-subtle: oklch(0.76 0.008 80 / 0.8);
  --radius-1: 4px;
  --radius-2: 6px;
  --radius-pill: 999px;
  --font-ui: -apple-system, system-ui, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
  /* Fixed light tones for text/chrome that sits on the always-dark video stage,
     regardless of UI theme. */
  --on-stage-fg: oklch(0.95 0.003 80);
  --on-stage-fg-dim: oklch(0.72 0.006 80);
}

/* ── Reset ────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; background: var(--bg-0); color: var(--fg-1); font-family: var(--font-ui); font-size: 13px; }
body { display: flex; flex-direction: column; overflow: hidden; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
input, select { font: inherit; }

/* ── Top Bar ──────────────────────────────────────────────── */
#topbar {
  height: 48px; flex: 0 0 48px;
  display: flex; align-items: center;
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  padding: 0 12px;
  gap: 8px;
}
.topbar-left { display: flex; align-items: center; gap: 8px; }
.topbar-center { flex: 1; display: flex; align-items: center; justify-content: center; gap: 8px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }

.logo {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--fg-2);
  white-space: nowrap;
}
.logo-mark {
  width: 14px; height: 14px;
  background: var(--accent);
  border-radius: 3px;
}
.topbar-sep {
  width: 1px; height: 20px;
  background: var(--border);
  margin: 0 4px;
}

#source-select {
  background: var(--bg-2); color: var(--fg-2);
  border: 1px solid var(--border-subtle);
  padding: 4px 8px; border-radius: var(--radius-1);
  font-size: 12px;
}
#path {
  background: var(--bg-2); color: var(--fg-1);
  border: 1px solid var(--border-subtle);
  padding: 4px 8px; border-radius: var(--radius-1);
  width: 280px; font-size: 12px;
  font-family: var(--font-mono);
}
#path::placeholder { color: var(--fg-4); }

.btn-sm {
  background: var(--bg-2); color: var(--fg-2);
  border: 1px solid var(--border-subtle);
  padding: 4px 12px; border-radius: var(--radius-1);
  font-size: 12px; font-weight: 500;
  transition: background 120ms;
}
.btn-sm:hover { background: var(--bg-3); color: var(--fg-1); }

.status-text {
  font-size: 11px; color: var(--fg-3);
  font-family: var(--font-mono);
  text-transform: uppercase; letter-spacing: .08em;
}
.badge {
  font-size: 10px; color: var(--ok);
  font-family: var(--font-mono);
}
.clock {
  font-size: 14px; color: var(--fg-2);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: .02em;
}

/* ── App Body (Rail + Stage) ──────────────────────────────── */
#app-body {
  flex: 1; display: flex;
  min-height: 0;
}

/* ── Channel Rail ─────────────────────────────────────────── */
#channel-rail {
  width: 200px; flex: 0 0 200px;
  background: var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.rail-head {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.eyebrow {
  font-size: 10px; font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: .12em;
  color: var(--fg-3);
  flex: 1;
}
.count-pill {
  font-size: 10px; color: var(--fg-3);
  font-family: var(--font-mono);
  background: var(--bg-2);
  padding: 1px 6px; border-radius: var(--radius-pill);
}
.btn-xs {
  font-size: 10px; color: var(--fg-3);
  background: var(--bg-2); border: 1px solid var(--border-subtle);
  padding: 1px 6px; border-radius: var(--radius-1);
  transition: background 120ms;
}
.btn-xs:hover { background: var(--bg-3); color: var(--fg-2); }

.rail-list {
  flex: 1; overflow-y: auto;
  padding: 4px 0;
}
.rail-list .cam-card {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  cursor: pointer; user-select: none;
  border-left: 3px solid transparent;
  transition: background 120ms, border-color 120ms;
}
.rail-list .cam-card:hover { background: var(--bg-2); }
.rail-list .cam-card.active { border-left-color: var(--accent); }

.cam-card .cam-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--fg-4);
  transition: background 120ms;
  flex-shrink: 0;
}
.cam-card.active .cam-dot { background: var(--accent); }

.cam-card .cam-info { flex: 1; min-width: 0; }
.cam-card .cam-name {
  font-size: 12px; color: var(--fg-1);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cam-card .cam-meta {
  font-size: 10px; color: var(--fg-4);
  font-family: var(--font-mono);
  text-transform: uppercase;
}

/* ── Side Drawer ──────────────────────────────────────────── */
#side-drawer {
  width: 300px; flex: 0 0 300px;
  background: var(--bg-1);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  overflow: hidden;
  transition: width 220ms ease, flex-basis 220ms ease, opacity 220ms ease;
}
#side-drawer.drawer-closed {
  width: 0; flex-basis: 0;
  border-left: none;
  opacity: 0;
  pointer-events: none;
}
.drawer-tabs {
  display: flex; gap: 0;
  flex-shrink: 0;
  background: var(--bg-0);
  padding: 4px 4px 0;
}
.drawer-tab {
  flex: 1; padding: 7px 0 6px;
  font-size: 11px; font-family: var(--font-mono);
  font-weight: 500;
  color: var(--fg-4); text-align: center;
  border-bottom: 2px solid transparent;
  border-radius: var(--radius-1) var(--radius-1) 0 0;
  transition: color 120ms, background 120ms, border-color 120ms;
}
.drawer-tab:hover { color: var(--fg-2); background: var(--bg-2); }
.drawer-tab.active {
  color: var(--accent);
  background: var(--bg-1);
  border-bottom-color: var(--accent);
}
.drawer-body {
  flex: 1; overflow-y: auto;
  padding: 12px;
}
.drawer-pane[hidden] { display: none; }
.drawer-stats {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4px; margin-top: 10px;
}
.stat-row {
  display: flex; justify-content: space-between;
  padding: 4px 8px;
  background: var(--bg-2);
  border-radius: var(--radius-1);
}
.stat-label {
  font-size: 10px; font-family: var(--font-mono);
  color: var(--fg-3); text-transform: uppercase;
  letter-spacing: .1em;
}
.stat-val {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--fg-1); font-variant-numeric: tabular-nums;
}
#map-container {
  width: 100%; height: 220px;
  border-radius: var(--radius-2);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}
/* Leaflet overrides — our CSS reset breaks tile rendering */
#map-container .leaflet-pane,
#map-container .leaflet-tile,
#map-container .leaflet-tile-container,
#map-container .leaflet-pane > svg,
#map-container .leaflet-pane > canvas,
#map-container .leaflet-zoom-box,
#map-container .leaflet-image-layer,
#map-container .leaflet-layer {
  position: absolute;
  left: 0; top: 0;
}
#map-container .leaflet-tile { width: 256px; height: 256px; }
.leaflet-container { background: var(--bg-2); }
.map-pulse-marker {
  width: 16px !important; height: 16px !important;
  background: #F4A437;
  border: 2px solid #fff;
  border-radius: 50%;
  box-shadow: 0 0 8px rgba(244,164,55,.6);
}
#accel-canvas {
  width: 100%; border-radius: var(--radius-2);
  /* dark data-viz surface: JS draws white grid + bright traces */
  background: var(--bg-stage); border: 1px solid var(--border-subtle);
}
.telem-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.telem-cell {
  background: var(--bg-2); border-radius: var(--radius-1);
  padding: 8px 10px;
}
.telem-cell .telem-label {
  font-size: 9px; font-family: var(--font-mono);
  color: var(--fg-4); text-transform: uppercase;
  letter-spacing: .1em;
}
.telem-cell .telem-value {
  font-size: 14px; font-family: var(--font-mono);
  color: var(--fg-2); margin-top: 3px;
}
.telem-cell .telem-value.on { color: var(--accent); font-weight: 600; }

/* ── Video Stage ──────────────────────────────────────────── */
#stage-wrap {
  flex: 1; position: relative;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-stage);
  min-height: 0; min-width: 0;
  overflow: hidden;
}
#stage, #overlay-burnin {
  max-width: 100%; max-height: 100%;
  cursor: pointer;
}
#overlay-burnin {
  position: absolute;
  pointer-events: none;
}
.overlay-pill {
  position: absolute; top: 12px; left: 12px;
  background: rgba(0,0,0,.7); color: var(--on-stage-fg);
  font-size: 11px; font-family: var(--font-mono);
  padding: 3px 10px; border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  text-transform: uppercase; letter-spacing: .06em;
}

/* ── Vehicle Strip ────────────────────────────────────────── */
#vehicle-strip {
  flex: 0 0 28px; height: 28px;
  display: flex; align-items: center;
  background: var(--bg-1);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  gap: 4px;
}
#vehicle-strip[hidden] { display: none; }
.vs-lamps { display: flex; align-items: center; gap: 6px; }
.vs-sep {
  width: 1px; height: 14px;
  background: var(--border);
  margin: 0 4px;
}
.lamp {
  font-size: 10px; font-family: var(--font-mono); font-weight: 500;
  color: var(--fg-4);
  display: flex; align-items: center; gap: 3px;
  transition: color 150ms;
}
.lamp::before {
  content: ''; width: 6px; height: 6px;
  border-radius: 50%; background: var(--fg-4);
  transition: background 150ms, box-shadow 150ms;
}
.lamp.on { color: var(--accent); }
.lamp.on::before { background: var(--accent); box-shadow: 0 0 4px var(--accent-glow); }
.lamp-red.on { color: var(--error); }
.lamp-red.on::before { background: var(--error); box-shadow: 0 0 4px rgba(232,88,84,.4); }
.lamp-green.on { color: var(--ok); }
.lamp-green.on::before { background: var(--ok); box-shadow: 0 0 4px rgba(87,188,128,.4); }
.lamp-yellow.on { color: #E8C94A; }
.lamp-yellow.on::before { background: #E8C94A; box-shadow: 0 0 4px rgba(232,201,74,.4); }

.vs-gps {
  margin-left: auto;
  display: flex; align-items: center; gap: 4px;
  font-family: var(--font-mono);
}
.vs-val { font-size: 12px; color: var(--fg-2); font-variant-numeric: tabular-nums; }
.vs-unit { font-size: 10px; color: var(--fg-4); margin-right: 8px; }

/* ── Transport Bar ────────────────────────────────────────── */
#transport {
  flex: 0 0 auto;
  background: var(--bg-1);
  border-top: 1px solid var(--border);
}

/* Row 1: clocks + timeline */
.transport-row-1 {
  display: flex; align-items: center;
  padding: 8px 16px 2px;
  gap: 12px;
}
.transport-clock-left {
  display: flex; flex-direction: column;
  align-items: flex-start;
  min-width: 80px;
}
.transport-eyebrow {
  font-size: 9px; font-family: var(--font-mono);
  color: var(--fg-4); text-transform: uppercase;
  letter-spacing: .1em; line-height: 1;
}
.transport-big-clock {
  font-size: 22px; font-family: var(--font-mono);
  color: var(--fg-1); font-variant-numeric: tabular-nums;
  letter-spacing: .02em; line-height: 1.2;
}
.transport-timeline {
  flex: 1;
  display: flex; flex-direction: column;
  gap: 2px;
}
.incident-ribbon {
  height: 4px; position: relative;
  border-radius: 2px;
  background: var(--bg-3);
}
.incident-ribbon .incident-dot {
  position: absolute; top: 0;
  width: 4px; height: 4px;
  border-radius: 50%;
  transform: translateX(-50%);
}
.transport-clock-right {
  display: flex; align-items: center; gap: 4px;
  min-width: 100px; justify-content: flex-end;
}
.transport-sm-clock {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--fg-3); font-variant-numeric: tabular-nums;
}
.transport-arrow { font-size: 10px; color: var(--fg-4); }

/* Row 2: controls */
.transport-row-2 {
  display: flex; align-items: center;
  padding: 4px 16px 8px;
  gap: 16px;
}

/* Seek slider */
#seek {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px;
  background: var(--bg-3);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}
#seek::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 14px; height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid var(--bg-1);
  box-shadow: 0 0 6px var(--accent-glow);
  cursor: grab;
}
#seek::-moz-range-thumb {
  width: 14px; height: 14px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid var(--bg-1);
  box-shadow: 0 0 6px var(--accent-glow);
  cursor: grab;
}

/* Control buttons */
.ctrl-group { display: flex; align-items: center; gap: 4px; }
.ctrl-btn {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-1);
  color: var(--fg-2);
  transition: background 120ms, color 120ms;
}
.ctrl-btn:hover { background: var(--bg-3); color: var(--fg-1); }
.ctrl-btn svg { width: 16px; height: 16px; }
.ctrl-main { width: 36px; height: 36px; }
.ctrl-main svg { width: 18px; height: 18px; }
.ctrl-accent { color: var(--accent); }
.ctrl-accent:hover { color: var(--accent); background: var(--accent-glow); }

/* Transport time */
.transport-time {
  font-size: 13px; color: var(--fg-2);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  min-width: 10em;
}

/* Speed pills */
.speed-pills {
  display: flex; gap: 2px;
  margin-left: auto;
  background: var(--bg-2);
  border-radius: var(--radius-pill);
  padding: 2px;
}
.pill {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--fg-3);
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  transition: all 120ms;
}
.pill:hover { color: var(--fg-2); background: var(--bg-3); }
.pill.active {
  background: var(--accent);
  color: var(--bg-0);
  font-weight: 600;
}

/* ── Drawer Toggles (in transport bar) ────────────────────── */
.drawer-toggles {
  display: flex; gap: 4px;
}
.drawer-toggle {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; font-family: var(--font-mono);
  color: var(--fg-3);
  background: var(--bg-2);
  border: 1px solid var(--border-subtle);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  transition: all 120ms;
}
.drawer-toggle:hover { background: var(--bg-3); color: var(--fg-2); }
.drawer-toggle.on {
  background: var(--accent);
  color: var(--bg-0);
  border-color: var(--accent);
  font-weight: 600;
}
.drawer-toggle svg { flex-shrink: 0; }

/* ── Empty State ──────────────────────────────────────────── */
.empty-card {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 12px; z-index: 2;
}
.empty-card[hidden] { display: none; }
.empty-icon { opacity: .6; }
.empty-title {
  font-size: 16px; font-weight: 500; color: var(--on-stage-fg);
}
.empty-body {
  font-size: 12px; color: var(--on-stage-fg-dim);
  max-width: 300px; text-align: center; line-height: 1.5;
}
.empty-formats {
  display: flex; gap: 6px; margin-top: 4px;
}
.fmt-chip {
  font-size: 10px; font-family: var(--font-mono);
  color: var(--fg-3); background: var(--bg-2);
  padding: 2px 8px; border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
}

/* ── Loading Overlay ──────────────────────────────────────── */
.loading-overlay {
  position: absolute; inset: 0; z-index: 5;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px;
  background: var(--bg-stage);   /* covers the empty card + black canvas */
  color: var(--on-stage-fg);
}
.loading-overlay[hidden] { display: none; }
.loading-spinner {
  width: 32px; height: 32px;
  border: 3px solid rgba(255,255,255,.14);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
.loading-label {
  font-size: 11px; font-family: var(--font-mono);
  color: var(--on-stage-fg-dim);
  text-transform: uppercase; letter-spacing: .1em;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── HUD Overlays ─────────────────────────────────────────── */
.hud-tl {
  position: absolute; top: 10px; left: 10px;
  display: flex; align-items: center; gap: 6px;
  font-size: 11px; font-family: var(--font-mono);
  color: var(--on-stage-fg);
  background: rgba(0,0,0,.6);
  padding: 4px 10px; border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  z-index: 3;
  text-transform: uppercase; letter-spacing: .06em;
}
.hud-tl[hidden] { display: none; }
.hud-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--fg-4);
  transition: background 300ms;
}
.hud-dot.playing {
  background: var(--accent);
  animation: pulse-dot 1.5s ease-in-out infinite;
}
.hud-sep { color: var(--fg-4); }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: .4; }
}

/* ── Active play state on buttons ─────────────────────────── */
.ctrl-btn.active-state {
  background: var(--accent-glow);
  color: var(--accent);
}

/* ── Scrollbar ────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--fg-4); }