:root {
  --bg: #0e1217;
  --card: #171e27;
  --line: #2a3542;
  --text: #e8eef4;
  --muted: #8b9aab;
  --accent: #4da3ff;
  --navy: #0b1016;
  --ok: #3dd68c;
  --warn: #f0a14a;
  --off: #5c6b7a;
  --danger: #f07171;
  --tile-min: 82px;
  --tile-gap: 12px;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
html { color-scheme: dark; }
body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  padding: 10px 16px;
  background: var(--navy);
  color: #fff;
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; letter-spacing: 0.04em; }
.device-picker {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.device-picker select {
  background: #151c24;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 10px;
}
.tabs { display: flex; gap: 6px; }
.tab {
  background: transparent;
  color: #c5d0dc;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
}
.tab.active { background: var(--accent); color: #0b1016; border-color: var(--accent); }
.status-cluster { margin-left: auto; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.last-packet {
  font-size: 12px;
  color: #c5d0dc;
  white-space: nowrap;
}
.pill {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 999px;
  background: #2a3542;
}
.pill.on { background: var(--ok); color: #0b1016; }
.pill.off { background: #3a4654; color: #c5d0dc; }
.header-btn {
  background: #1f2a36;
  border: 1px solid var(--line);
}
.header-btn:hover { background: #263445; }

.view { padding: 12px 16px 24px; }
.hidden { display: none !important; }
.awaiting {
  margin: 0 0 12px;
  padding: 10px 12px;
  background: #2a2110;
  border: 1px solid #6b5424;
  color: #f0d9a0;
  border-radius: 8px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.metric {
  padding: 10px 12px;
  min-height: 82px;
}
.metric-label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.metric-value {
  font-size: 26px;
  font-weight: 650;
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.metric-unit { font-size: 12px; color: var(--muted); }
.clickable { cursor: pointer; }
.maps-link {
  display: inline-block;
  margin-top: 6px;
  font-size: 12px;
  color: var(--accent);
}

.live-board {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 12px;
  margin-bottom: 12px;
}
.live-board.no-key { grid-template-columns: 1fr; }
.key-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--tile-gap);
  align-content: stretch;
  grid-auto-flow: dense;
  grid-auto-rows: minmax(var(--tile-min), 1fr);
  overflow: auto;
  min-height: 120px;
  border-radius: 8px;
}
.rest-tiles { margin-bottom: 12px; }
.coords-row {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.tile-span { grid-column: 1 / -1; }
.map-wrap { min-height: 420px; overflow: hidden; }
#map { height: 100%; min-height: 420px; }
.leaflet-container { background: #cdd7e0; }
.map-wrap { position: relative; }
.widget-chart,
.widget-map {
  padding: 8px 10px 12px;
}
.widget-chart {
  grid-column: 1 / -1;
  height: 220px;
}
.widget-map {
  grid-column: span 1;
  grid-row: span 3;
  min-height: calc(3 * var(--tile-min) + 2 * var(--tile-gap));
  height: 100%;
  display: flex;
  flex-direction: column;
}
.widget-chart h3,
.widget-map h3 {
  margin: 0 0 4px;
  font-size: 13px;
  color: var(--muted);
  font-weight: 600;
}
.widget-chart canvas { width: 100% !important; height: calc(100% - 22px) !important; }
.mini-map { flex: 1; min-height: 160px; }

.edit-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding: 10px 12px;
  background: #1c2a22;
  border: 1px solid #2f5a3e;
  border-radius: 8px;
}
.edit-bar-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.tile-chrome {
  display: none;
  gap: 6px;
  margin-bottom: 8px;
}
.edit-mode .tile-chrome { display: flex; flex-wrap: wrap; }
.chrome-btn {
  background: #1f2a36;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
}
.chrome-btn.danger { border-color: var(--danger); color: #ffb4b4; }
.edit-mode .card { outline: 1px dashed #4a6378; }
.edit-mode .map-wrap { outline: 1px dashed #4a6378; }
.edit-mode [data-drop-zone].drag-over {
  outline: 2px dashed var(--accent);
  background: rgba(77, 163, 255, 0.08);
}
.edit-mode .key-panel.empty-zone::before {
  content: "Drop tiles here to show them beside the map";
  grid-column: 1 / -1;
  color: var(--muted);
  display: grid;
  place-items: center;
  padding: 16px;
  font-size: 13px;
}
#map-chrome {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 500;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: grid;
  place-items: center;
  z-index: 10000;
  padding: 16px;
}
.modal-card {
  width: min(460px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  display: grid;
  gap: 10px;
}
.modal-card h2 { margin: 0; }
.modal-card label,
.display-pick {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.modal-card input[type="text"] {
  background: #12181f;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px;
}
.display-pick { grid-template-columns: 1fr 1fr 1fr; }
.display-pick legend { padding: 0; }
.display-pick label { color: var(--text); }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }

.status-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--off);
  display: inline-block;
}
.status-dot.ascent { background: var(--ok); }
.status-dot.descent { background: var(--warn); }
.status-dot.level { background: var(--accent); }

.table-card { padding: 12px; }
.table-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.table-toolbar h2 { margin: 0; font-size: 18px; }
.table-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.hint { color: var(--muted); font-size: 13px; }
.btn {
  display: inline-block;
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  border: 0;
  border-radius: 6px;
  padding: 7px 12px;
  cursor: pointer;
  font-size: 13px;
}
.btn.danger { background: var(--danger); }
.btn.ghost {
  background: #1f2a36;
  border: 1px solid var(--line);
  color: var(--text);
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.lock { font-size: 13px; color: var(--muted); }
.layout-card { padding: 12px; margin-bottom: 12px; }
.layout-list { list-style: none; margin: 12px 0; padding: 0; display: grid; gap: 8px; }
.layout-item {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #12181f;
}
.layout-item-main { display: grid; gap: 2px; }
.layout-item-main span { color: var(--muted); font-size: 12px; }
.layout-item-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.layout-form {
  display: grid;
  grid-template-columns: 1.4fr 0.7fr 1.4fr auto;
  gap: 8px;
  align-items: end;
}
.layout-form label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}
.layout-form input {
  background: #12181f;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 7px 8px;
}
.table-scroll { overflow: auto; max-height: calc(100vh - 180px); }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td {
  border-bottom: 1px solid var(--line);
  padding: 6px 8px;
  text-align: left;
  white-space: nowrap;
}
th {
  position: sticky;
  top: 0;
  background: #1c2430;
  z-index: 1;
}
.decoded { max-width: 280px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.toast {
  position: fixed;
  bottom: 16px;
  right: 16px;
  background: var(--navy);
  color: #fff;
  padding: 8px 12px;
  border-radius: 6px;
}

.tiles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--tile-gap);
  align-content: start;
  grid-auto-flow: dense;
  grid-auto-rows: minmax(var(--tile-min), auto);
}

@media (max-width: 980px) {
  .live-board {
    grid-template-columns: 1fr;
  }
  .tiles-grid {
    grid-template-columns: 1fr 1fr;
  }
  .widget-chart { height: 200px; }
  .map-wrap, #map { min-height: 240px; }
  .status-cluster { margin-left: 0; }
  .display-pick { grid-template-columns: 1fr; }
}

@media (orientation: landscape) and (max-height: 560px) {
  .topbar { padding: 6px 10px; gap: 8px; }
  .brand { font-size: 14px; }
  .view { padding: 8px; }
  .live-board {
    grid-template-columns: 1.4fr 1fr;
    align-items: stretch;
    margin-bottom: 10px;
  }
  .map-wrap, #map {
    min-height: calc(100dvh - 64px);
    height: calc(100dvh - 64px);
  }
  .key-panel {
    gap: 8px;
    height: calc(100dvh - 64px);
  }
  .key-panel .metric {
    min-height: 0;
    padding: 10px 12px;
  }
  .key-panel .metric-value {
    font-size: 24px;
    margin-top: 4px;
  }
  .key-panel .metric-label { font-size: 11px; }
  .rest-tiles {
    margin-top: 4px;
  }
  .last-packet { font-size: 11px; }
}

.login-screen {
  position: fixed;
  inset: 0;
  z-index: 20000;
  display: grid;
  place-items: center;
  background: var(--bg);
  padding: 16px;
}
.login-card {
  width: min(380px, 100%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 22px 20px;
  display: grid;
  gap: 12px;
}
.login-card .brand { font-size: 22px; }
.login-card label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}
.login-card input {
  background: #12181f;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 10px;
}
.form-error {
  margin: 0;
  color: #ffb4b4;
  background: #3a1c1c;
  border: 1px solid var(--danger);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
}
.admin-card { padding: 16px; margin-bottom: 12px; }
.admin-card h2 { margin: 0 0 8px; font-size: 18px; }
.admin-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
}
.admin-form label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}
.admin-form input {
  background: #12181f;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 7px 8px;
  min-width: 180px;
}
body[data-role="user"] #edit-bar,
body[data-role="user"] .tile-chrome { display: none !important; }