:root {
  --bg: #06090d;
  --surface: #0f1419;
  --border: #243041;
  --text: #e8eef5;
  --dim: #7d8fa3;
  --accent: #00d4aa;
  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #f87171;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --font: "DM Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.sm { font-size: 0.72rem; }

.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 1rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), #38bdf8);
}

.brand h1 { font-size: 0.95rem; font-weight: 700; }
.subtitle { font-size: 0.68rem; color: var(--dim); }

.status-cluster { display: flex; gap: 0.35rem; flex-wrap: wrap; }

.pill {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--border);
  background: #111820;
  color: var(--dim);
}

.pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.4;
}

.pill.ok { color: var(--success); border-color: color-mix(in srgb, var(--success) 35%, var(--border)); }
.pill.ok .dot { opacity: 1; background: var(--success); }
.pill.bad { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }
.pill.bad .dot { opacity: 1; background: var(--danger); }
.pill.check { color: var(--warning); border-color: color-mix(in srgb, var(--warning) 35%, var(--border)); }
.pill.check .dot { opacity: 1; background: var(--warning); animation: blink 1.2s infinite; }

@keyframes blink { 50% { opacity: 0.25; } }

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 0.75rem;
  min-height: 0;
}

.svg-defs { position: absolute; width: 0; height: 0; }

.feeds {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  flex: 1 1 auto;
  min-height: 68vh;
}

@media (max-width: 900px) {
  .feeds { grid-template-columns: 1fr; }
}

.feed-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  min-height: 0;
}

.feed-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.4rem 0.75rem;
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dim);
  border-bottom: 1px solid var(--border);
}

/* Transport + FPS badge — right side of feed header */
.feed-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.badge-transport { color: var(--accent); }
.badge-sep { opacity: 0.35; }
.badge-fps { color: var(--text); }

.video-wrap {
  position: relative;
  flex: 1;
  background: #000;
  min-height: 340px;
}

/* Colorize the grayscale thermal feed — applied to the whole wrap so it works
   whether go2rtc renders via <video> (WebRTC/MSE) or its fallback <iframe>. */
.video-wrap.thermal { filter: url(#thermal-palette); }

.go2rtc-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  color: var(--dim);
  font-size: 0.8rem;
  transition: opacity 0.25s;
}

.overlay.hidden { display: none; }

.data-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.hud-row { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.hud-chip {
  padding: 0.25rem 0.55rem;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.72rem;
  background: #111820;
  border: 1px solid var(--border);
}

.hud-chip.armed.is-armed { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); }
.hud-chip.armed:not(.is-armed) { color: var(--success); border-color: color-mix(in srgb, var(--success) 40%, var(--border)); }
.hud-chip.dim { color: var(--dim); font-family: var(--font); font-size: 0.68rem; }
.hud-data-chip { display: inline-flex; align-items: center; gap: 0.3rem; }
.chip-lbl { font-size: 0.62rem; font-weight: 700; color: var(--dim); letter-spacing: 0.05em; }
.chip-val { color: var(--accent); font-weight: 600; }

.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.4rem;
}

@media (max-width: 1100px) { .telemetry-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 700px) { .telemetry-grid { grid-template-columns: repeat(2, 1fr); } }

.t-cell {
  padding: 0.45rem 0.55rem;
  background: #0a0f14;
  border: 1px solid var(--border);
  border-radius: 7px;
}

.lbl {
  display: block;
  font-size: 0.58rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--dim);
  margin-bottom: 0.15rem;
}

.val { font-size: 0.88rem; font-weight: 600; }
.val.dim { color: var(--dim); font-weight: 400; font-size: 0.75rem; }

.bottom-row {
  display: grid;
  grid-template-columns: 1fr 160px;
  gap: 0.65rem;
  min-height: 160px;
}

.map-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.map { height: 160px; background: #0a0f14; }

.attitude-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0a0f14;
}

/* Simple semi-transparent camera control bar, sits directly above the feeds. */
.cam-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.4rem 0.6rem;
  background: rgba(15, 20, 25, 0.55);
  border: 1px solid rgba(36, 48, 65, 0.6);
  border-radius: 999px;
  backdrop-filter: blur(6px);
  width: fit-content;
  margin: 0 auto;
}

.cam-group {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.cam-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.15rem 0.45rem;
  background: rgba(10, 15, 20, 0.75);
  border: 1px solid var(--border);
  border-radius: 6px;
  min-width: 44px;
  user-select: none;
}

.cam-badge-lbl {
  font-size: 0.52rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--dim);
  line-height: 1;
}

.cam-badge-val {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1.25;
}

.cam-sep {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 0.25rem;
}

.cam-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 1rem;
  background: rgba(17, 24, 32, 0.55);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.12s, border-color 0.12s;
  user-select: none;
  touch-action: none;
}

.cam-btn:hover { border-color: var(--accent); }
.cam-btn.active { background: color-mix(in srgb, var(--accent) 30%, transparent); border-color: var(--accent); }
.cam-btn.cam-center { color: var(--accent); }
.cam-btn.cam-zoom-reset {
  font-size: 0.74rem;
  font-weight: 700;
  font-family: var(--mono);
  color: var(--accent);
}

.speed-control {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0 0.4rem;
  user-select: none;
}

.speed-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--dim);
}

.speed-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 70px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  accent-color: var(--accent);
}

.speed-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  transition: transform 0.1s;
}

.speed-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.speed-slider::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: none;
  cursor: pointer;
}

.speed-value {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  min-width: 1.35rem;
  text-align: center;
}

.footer {
  padding: 0.35rem 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.72rem;
  color: var(--accent);
  min-height: 1.5rem;
}

.leaflet-container { background: #0a0f14 !important; font-family: var(--font); }

.drone-marker {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid #fff;
  box-shadow: 0 0 8px rgba(0, 212, 170, 0.6);
}