:root {
  color-scheme: dark;
  --bg: #0b0f14;
  --panel: #131a22;
  --panel-alt: #1a2330;
  --border: #26313f;
  --text: #e6edf3;
  --text-dim: #8b98a5;
  --accent: #d64541;
  --accent-2: #3fa7d6;
  --ok: #3fb950;
  --warn: #d29922;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 16px rgba(0, 0, 0, 0.25);
  --transition: 150ms ease;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a, button, input, select, .device-card, .photo-folder-header, .photo-thumb {
  transition: background var(--transition), border-color var(--transition), color var(--transition),
    box-shadow var(--transition), transform var(--transition), filter var(--transition);
}

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 2px;
}

/* Spinner CSS pur (pas d'image/gif a vendoriser) pour les etats de
   chargement initiaux. */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--accent-2);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-inline {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 1rem 0.2rem;
}

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

header.topbar .brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

header.topbar .brand .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

nav.tabs {
  display: flex;
  gap: 0.25rem;
}

nav.tabs a {
  color: var(--text-dim);
  text-decoration: none;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  font-size: 0.9rem;
}

nav.tabs a.active, nav.tabs a:hover {
  background: var(--panel-alt);
  color: var(--text);
}

.userbox {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-dim);
}

.userbox button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
}
.userbox button:hover { color: var(--text); border-color: var(--text-dim); }

main {
  padding: 1.25rem;
  max-width: 1400px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge.role-admin { color: var(--accent); border-color: var(--accent); }
.badge.role-visualisation { color: var(--text-dim); }
.badge.alert-count {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 700;
}

.empty-state-inline {
  color: var(--text-dim);
  font-size: 0.85rem;
  padding: 0.5rem 0.2rem;
}

@keyframes alert-flash {
  0%, 100% { background: var(--panel); }
  50% { background: rgba(214, 69, 65, 0.25); }
}
.panel.alert-flash { animation: alert-flash 0.6s ease-in-out 2; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1rem;
}

.tile {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.empty-state {
  color: var(--text-dim);
  text-align: center;
  padding: 4rem 1rem;
  border: 1px dashed var(--border);
  border-radius: 10px;
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

th { color: var(--text-dim); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; }
tr:last-child td { border-bottom: none; }

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem;
  margin-bottom: 1.25rem;
}

.panel h2 { margin-top: 0; font-size: 1rem; }

.form-row {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  align-items: end;
  margin-bottom: 0.75rem;
}

label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 0.25rem;
}

input, select {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.45rem 0.6rem;
  border-radius: 6px;
  font-size: 0.9rem;
}
input:hover, select:hover { border-color: var(--text-dim); }
input:focus, select:focus { border-color: var(--accent-2); }

button.primary {
  background: var(--accent-2);
  border: none;
  color: #06131c;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
}
button.primary:hover { filter: brightness(1.1); transform: translateY(-1px); box-shadow: var(--shadow); }
button.primary:active { transform: translateY(0); filter: brightness(0.95); }

button.danger {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
}
button.danger:hover { background: var(--accent); color: #fff; }

button.link {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
}
button.link:hover { color: var(--text); border-color: var(--text-dim); }

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  background: var(--panel-alt);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.error-msg {
  color: var(--accent);
  font-size: 0.85rem;
  min-height: 1.2em;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 340px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
}

.login-card h1 {
  font-size: 1.1rem;
  margin: 0 0 0.25rem;
}
.login-card p.sub {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-top: 0;
  margin-bottom: 1.5rem;
}
.login-card input {
  width: 100%;
  margin-bottom: 0.9rem;
}
.login-card button.primary { width: 100%; }

/* --- Tableau de bord telemetrie ------------------------------------------ */

.dash-layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 1.25rem;
  align-items: start;
}

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

.device-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.device-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  cursor: pointer;
}
.device-card:hover { border-color: var(--text-dim); transform: translateY(-1px); box-shadow: var(--shadow); }
.device-card.selected { border-color: var(--accent-2); box-shadow: 0 0 0 1px var(--accent-2); }
.device-card .device-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: 0.9rem;
}
.device-card .device-sub {
  color: var(--text-dim);
  font-size: 0.78rem;
  margin-top: 0.15rem;
}

.status-dot {
  width: 8px; height: 8px; border-radius: 50%;
  display: inline-block;
  margin-right: 0.4rem;
}
.status-dot.online { background: var(--ok); box-shadow: 0 0 6px var(--ok); }
.status-dot.offline { background: var(--text-dim); }

.map-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}
.map-toolbar h2 { margin: 0; }

#map {
  height: 420px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-alt);
}

.fleet-summary {
  display: flex;
  gap: 0.75rem;
}
.fleet-summary .metric {
  flex: 1;
  text-align: center;
}
.fleet-summary .metric-value { font-size: 1.6rem; }
.fleet-summary .metric-value.has-alerts { color: var(--accent); }

.battery-ok { color: var(--ok); }
.battery-warning { color: var(--warn); }
.battery-critical { color: var(--accent); }

.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.metric {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
}
.metric .metric-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.metric .metric-value {
  font-size: 1.3rem;
  font-weight: 700;
  margin-top: 0.15rem;
}
.metric canvas { width: 100%; height: 32px; margin-top: 0.3rem; }

.event-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 320px;
  overflow-y: auto;
}
.event-list li {
  padding: 0.5rem 0.6rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
  display: flex;
  gap: 0.5rem;
}
.event-list li:last-child { border-bottom: none; }
.event-list .ts { color: var(--text-dim); white-space: nowrap; }
.event-list li.level-warning { color: var(--warn); }
.event-list li.level-critical { color: var(--accent); }

/* --- Page d'appairage DJI Pilot 2 (Webview) ------------------------------ */

.pilot-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
}
.pilot-status {
  width: min(90vw, 480px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}
.pilot-status h1 { font-size: 1.1rem; margin-top: 0; }
#pilot-log {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
}
#pilot-log li { padding: 0.3rem 0; border-bottom: 1px solid var(--border); }
#pilot-log li.ok { color: var(--text); }
#pilot-log li.ko { color: var(--accent); }

/* --- Habillage sombre des controles Leaflet (fond blanc par defaut) ----- */

.leaflet-control-layers,
.leaflet-bar a {
  background: var(--panel-alt) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}
.leaflet-control-layers-toggle {
  filter: invert(1) brightness(1.6);
}
.leaflet-bar a:hover { background: var(--panel) !important; }
.leaflet-control-layers-expanded {
  border: 1px solid var(--border) !important;
  padding: 0.5rem 0.75rem !important;
}
.leaflet-control-attribution {
  background: rgba(19, 26, 34, 0.8) !important;
  color: var(--text-dim) !important;
}
.leaflet-control-attribution a { color: var(--accent-2) !important; }

/* --- Barre d'outils de dessin/mesure -------------------------------------- */

.draw-toolbar a {
  width: auto !important;
  min-width: 34px;
  padding: 0 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-align: center;
}
.draw-toolbar a.active {
  background: var(--accent-2) !important;
  color: #06131c !important;
}
.draw-color-picker {
  display: flex;
  gap: 0.25rem;
  padding: 0.35rem;
  background: var(--panel-alt);
  border-bottom: 1px solid var(--border);
}
.draw-color-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid transparent;
  display: inline-block;
}
.draw-color-swatch.active {
  border-color: var(--text);
}

/* --- Photos par vol (dossiers) ------------------------------------------- */

.photo-folder {
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.photo-folder-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  background: var(--panel-alt);
  border: none;
  color: var(--text);
  padding: 0.7rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  text-align: left;
}
.photo-folder-header:hover { background: var(--panel); }

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem;
  padding: 0.75rem;
}

.photo-thumb {
  display: block;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
}
.photo-thumb:hover { border-color: var(--accent-2); transform: translateY(-2px); box-shadow: var(--shadow); }
.photo-thumb img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: #000;
  display: block;
}
.photo-thumb .photo-caption {
  display: block;
  padding: 0.35rem 0.5rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}