/* ── Police principale : Inter variable (locale, woff2) ────────────────── */
@font-face {
  font-family: 'Inter';
  src: url('fonts/InterVariable.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --header-h: 56px;
  --legend-w: 320px;
  --layers-w: 290px;
  --sidebar-w: 56px;
  --bottombar-h: 52px;
  --timeline-h: 72px;
  --gap: 12px;

  /* Palette unifiée : noir pur + un seul vert. Pas de gris-bordure. */
  --brand: #4AAA4D;
  --brand-dark: #4AAA4D;   /* (compat — on garde un seul vert) */
  --brand-soft: rgba(74, 170, 77, 0.18);

  --dark-bg: #000000;
  --dark-bg-2: #000000;
  --dark-border: transparent;       /* plus de bordure grise — on garde la var pour compat */
  --dark-text: #ffffff;
  --dark-text-dim: #c8c8c8;
  --dark-text-mute: #8a8a8a;

  /* Light theme (modals / inputs) */
  --light-bg: #ffffff;
  --light-text: #000000;
  --light-text-dim: #4a4a4a;
  --light-text-mute: #8a8a8a;
  --light-border: #e2e2e2;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: var(--font);
  font-feature-settings: "cv01", "cv02", "cv03", "cv04";
  font-size: 14px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--dark-text);
  background: #000000;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button, input { font-family: inherit; }
.disabled { opacity: 0.45; cursor: not-allowed !important; pointer-events: none; }
[hidden] { display: none !important; }

/* ══════════════════════════════════════════════════════ */
/*  HEADER                                                */
/* ══════════════════════════════════════════════════════ */
#topbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--header-h);
  background: var(--dark-bg);
  border-bottom: 1px solid var(--dark-border);
  display: flex; align-items: center;
  padding: 0 18px;
  gap: 24px;
  z-index: 50;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-logo { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; }
.brand-logo svg { width: 100%; height: 100%; }
.brand-name { font-size: 17px; font-weight: 600; letter-spacing: 0.2px; color: var(--dark-text); }

.topnav { display: flex; gap: 4px; flex: 1; justify-content: center; }
.topnav-item {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 14px;
  font-size: 14px; font-weight: 500;
  color: var(--dark-text-dim);
  text-decoration: none;
  border-radius: 6px;
  position: relative;
}
.topnav-item:hover:not(.disabled) { color: var(--dark-text); }
.topnav-item.active { color: var(--dark-text); }
.topnav-item.active::after {
  content: ''; position: absolute; left: 14px; right: 14px; bottom: -1px;
  height: 2px; background: var(--brand);
}
.topnav-item .caret { width: 12px; height: 12px; }

.topactions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.topbtn, .topicon, .topaccount {
  display: flex; align-items: center; gap: 6px;
  padding: 7px 10px;
  background: transparent;
  border: none;
  color: var(--dark-text-dim);
  font-size: 13px;
  border-radius: 6px;
  cursor: pointer;
}
.topbtn:hover:not(.disabled),
.topicon:hover:not(.disabled),
.topaccount:hover:not(.disabled) { color: var(--dark-text); background: rgba(255,255,255,0.05); }
.topbtn svg, .topicon svg { width: 18px; height: 18px; }
.topaccount .avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, #d8c8b0, #b89a7a);
  display: inline-block;
  border: 1.5px solid #555;
}

/* ══════════════════════════════════════════════════════ */
/*  APP / CANVAS                                          */
/* ══════════════════════════════════════════════════════ */
#app {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
}
#canvas { width: 100%; height: 100%; display: block; background: #000000; }

/* ══════════════════════════════════════════════════════ */
/*  LEGEND PANEL (left, light)                            */
/* ══════════════════════════════════════════════════════ */
.legend {
  position: absolute;
  top: var(--gap); left: var(--gap);
  width: var(--legend-w);
  background: var(--light-bg);
  color: var(--light-text);
  border: 1px solid var(--light-border);
  border-radius: 14px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.18);
  padding: 18px 20px;
  z-index: 10;
  max-height: calc(100vh - var(--header-h) - var(--gap) * 2);
  overflow-y: auto;
}
.legend-title {
  font-size: 24px; font-weight: 700;
  color: var(--light-text);
  letter-spacing: -0.3px;
}
.legend-subtitle {
  font-size: 16px; font-weight: 600;
  color: var(--light-text);
  margin-top: 2px;
}
.legend-sep {
  border: none;
  border-top: 1px solid var(--light-border);
  margin: 12px 0;
}

.legend-field {
  display: flex; gap: 8px; margin-bottom: 6px;
}
.legend-field-label {
  font-size: 13px; color: var(--light-text-dim);
  margin: 8px 0 4px;
}
.legend-input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--light-border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--light-text);
  background: #fff;
}
.legend-input:focus { outline: none; border-color: var(--brand); }
.legend-ok {
  padding: 8px 16px;
  background: #fff;
  border: 1px solid var(--brand);
  color: var(--brand-dark);
  font-weight: 600;
  font-size: 13px;
  border-radius: 6px;
  cursor: pointer;
}
.legend-ok:hover:not(.disabled) { background: var(--brand-soft); }

/* Modes */
.legend-modes {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 6px;
}
.mode-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 4px;
  border: 1px solid var(--light-border);
  border-radius: 8px;
  background: #fff;
  color: var(--light-text-dim);
  font-size: 11px; font-weight: 500;
  cursor: pointer;
  transition: all 0.12s;
}
.mode-btn svg { width: 22px; height: 22px; }
.mode-btn:hover:not(.disabled) { color: var(--light-text); border-color: #b8c0c8; }
.mode-btn.active {
  background: var(--brand-soft);
  border-color: var(--brand);
  color: var(--brand-dark);
  font-weight: 600;
}

/* Scale + compass */
.legend-scale-row {
  display: flex; gap: 14px; align-items: flex-start;
}
.legend-scale { flex: 1; }
.legend-h {
  font-size: 14px; font-weight: 700;
  color: var(--light-text);
  margin-bottom: 8px;
}
.scale-bar {
  height: 10px;
  width: 100%;
  background-image:
    linear-gradient(90deg, #1a1d22 0% 25%, #fff 25% 50%, #1a1d22 50% 75%, #fff 75% 100%);
  background-size: 100% 100%;
  border: 1.5px solid #1a1d22;
}
.scale-ticks {
  display: flex; justify-content: space-between;
  margin-top: 4px;
  font-size: 11px;
  color: var(--light-text-dim);
}
.legend-compass {
  width: 78px;
  display: flex; flex-direction: column; align-items: center;
  flex-shrink: 0;
}
.legend-compass svg { width: 64px; height: 64px; display: block; }
.compass-label-top, .compass-label-bottom {
  font-size: 11px; font-weight: 700; color: var(--light-text);
  letter-spacing: 0.5px;
}
.compass-label-top { margin-bottom: 2px; }
.compass-label-bottom { margin-top: 2px; }

.legend-cursor {
  font-size: 12px; color: var(--light-text-dim);
  margin-top: 12px;
  padding: 6px 0;
  font-variant-numeric: tabular-nums;
}

/* Sources */
.legend-sources { font-size: 12px; }
.src-label { font-weight: 700; margin-bottom: 8px; color: var(--light-text); }
.src-row { display: flex; gap: 10px; align-items: flex-start; }
.src-logos {
  display: flex; gap: 8px; align-items: center;
  border-right: 1px solid var(--light-border);
  padding-right: 10px;
}
.src-ign { display: flex; flex-direction: column; align-items: center; }
.ign-mark {
  font-size: 13px; font-weight: 800; color: #1a3868;
  border-bottom: 1px solid #1a3868;
  padding-bottom: 1px;
  letter-spacing: -0.5px;
}
.ign-sub { font-size: 5.5px; color: #1a3868; line-height: 1.15; text-align: center; margin-top: 2px; }
.src-onf { width: 80px; }
.onf-mark { width: 100%; height: auto; }
.src-meta { flex: 1; line-height: 1.45; }
.src-link { color: var(--brand-dark); text-decoration: underline; }

.legend-footer {
  display: flex; justify-content: space-between;
  font-size: 11px; color: var(--light-text-dim);
}
.legend-status {
  font-size: 11px; color: var(--brand-dark); margin-top: 6px; min-height: 14px;
}

/* ══════════════════════════════════════════════════════ */
/*  LAYERS PANEL (right, dark)                            */
/* ══════════════════════════════════════════════════════ */
.layers {
  position: absolute;
  top: calc(var(--header-h) + var(--gap));
  right: var(--gap);
  width: var(--layers-w);
  background: #000000;
  color: var(--dark-text);
  border: none;
  border-radius: 10px;
  padding: 14px 16px;
  z-index: 10;
  /* fallback safety si le contenu déborde — mais en usage normal pas de scroll */
  max-height: calc(100vh - var(--header-h) - var(--gap) * 2 - var(--timeline-h) - var(--bottombar-h) - 24px);
  overflow-y: auto;
}

.layers-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0 0 10px 0;
}
.layers-title {
  font-size: 14px;
  font-weight: 500;
  color: var(--dark-text);
  letter-spacing: 1.2px;
}
.layers-collapse {
  background: none; border: none; color: var(--dark-text);
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; border-radius: 4px;
}
.layers-collapse:hover { color: var(--brand); }
.layers-collapse svg { width: 14px; height: 14px; }

.layer-group { margin-bottom: 2px; }
.layer-row {
  display: flex; align-items: center; gap: 10px;
  padding: 5px 0;
  border-radius: 4px;
}
.layer-row:hover { background: transparent; }
.layer-row.sub { padding-left: 30px; gap: 10px; }

.layer-row input[type=checkbox] {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px;
  border-radius: 4px;
  border: 1.5px solid var(--dark-text-mute);
  background: transparent;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}
.layer-row input[type=checkbox]:checked {
  background: var(--brand);
  border-color: var(--brand);
}
.layer-row input[type=checkbox]:checked::after {
  content: '';
  position: absolute; left: 5px; top: 2px;
  width: 4px; height: 8px;
  border: solid #000000;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.layer-icon {
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  color: var(--dark-text-dim);
  flex-shrink: 0;
}
.layer-icon svg { width: 100%; height: 100%; }
.layer-icon.tree { color: #5fbf6c; }
.layer-icon.tree-sm { width: 18px; height: 18px; }
.layer-icon.tree-sm.broadleaf { color: #1f1f1f; }
.layer-icon.tree-sm.conifer { color: #1f1f1f; }

.sub-icon { width: 18px; height: 18px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.sub-icon svg { width: 100%; height: 100%; }

.layer-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, 0.35);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.15);
}

.trees-mode {
  display: flex; gap: 4px;
  margin: 4px 6px 6px 24px;
  padding: 2px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--dark-border);
  border-radius: 6px;
}
.tmode-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--dark-text-mute);
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: 0.2px;
}
.tmode-btn:hover { color: var(--dark-text); }
.tmode-btn.active {
  background: var(--brand);
  color: #fff;
}

/* ── Panneau debug éclairage ─────────────────────────── */
.lighting-panel {
  position: fixed;
  right: calc(var(--gap, 12px) + var(--layers-w, 280px) + 24px);
  bottom: 12px;
  z-index: 12;
  width: 280px;
  background: rgba(18, 22, 26, 0.92);
  border: 1px solid var(--dark-border, #2a3138);
  border-radius: 8px;
  color: var(--dark-text, #e6e7e8);
  font-size: 12px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  user-select: none;
}
.lighting-panel .lp-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px;
  border-bottom: 1px solid var(--dark-border, #2a3138);
  font-weight: 600;
  letter-spacing: 0.3px;
}
.lighting-panel .lp-collapse {
  background: transparent; border: none; color: var(--dark-text-mute, #9aa3ab);
  cursor: pointer; font-size: 16px; line-height: 1; padding: 0 4px;
}
.lighting-panel .lp-collapse:hover { color: var(--dark-text, #e6e7e8); }
.lighting-panel.collapsed .lp-body { display: none; }
.lighting-panel .lp-body {
  padding: 8px 12px 12px 12px;
  display: flex; flex-direction: column; gap: 6px;
}
.lp-row {
  display: grid;
  grid-template-columns: 88px 1fr 56px;
  gap: 8px;
  align-items: center;
}
.lp-row label { color: var(--dark-text-dim, #b9c0c6); font-size: 11.5px; }
.lp-row input[type=range] {
  width: 100%;
  accent-color: var(--brand, #3aa75c);
  background: transparent;
  cursor: pointer;
}
.lp-row .lp-val {
  text-align: right;
  font-variant-numeric: tabular-nums;
  color: var(--dark-text, #e6e7e8);
  font-size: 11.5px;
  font-weight: 500;
}
.lp-sep {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin: 4px 0;
}
.lp-reset {
  margin-top: 4px;
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--dark-border, #2a3138);
  color: var(--dark-text-dim, #b9c0c6);
  border-radius: 4px;
  font-size: 11px;
  cursor: pointer;
}
.lp-reset:hover { color: var(--dark-text, #e6e7e8); background: rgba(255, 255, 255, 0.08); }

/* ── Bouton mode de navigation (Carte ↔ Marche) ──────────────────────────── */
.nav-mode-btn {
  position: fixed;
  left: calc(var(--gap, 12px) + var(--legend-w, 320px) + 16px);
  bottom: 14px;
  z-index: 11;
  padding: 8px 14px;
  background: rgba(18, 22, 26, 0.92);
  color: var(--dark-text, #e6e7e8);
  border: 1px solid var(--dark-border, #2a3138);
  border-radius: 22px;
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background 120ms, color 120ms;
}
.nav-mode-btn:hover { background: rgba(28, 34, 40, 0.95); }
.nav-mode-btn.active {
  background: var(--brand, #3aa75c);
  border-color: var(--brand, #3aa75c);
  color: #fff;
}
.essence-count {
  color: var(--dark-text);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 400;
  margin-left: 4px;
}

.layer-label {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  color: var(--dark-text);
}
.layer-row.sub .layer-label {
  color: var(--dark-text);
  font-size: 14px;
  font-weight: 500;
}

.layer-actions { display: flex; gap: 3px; }
.lact {
  width: 24px; height: 24px;
  display: flex; align-items: center; justify-content: center;
  background: transparent; border: none;
  color: var(--dark-text-mute);
  border-radius: 4px;
  cursor: pointer;
}
.lact:hover:not(.disabled) { color: var(--brand); background: transparent; }
.lact svg { width: 13px; height: 13px; }

.layer-sub { padding-left: 0; }

.layers-sep {
  border: none;
  border-top: none;
  margin: 12px 0;
}

/* Bouton zone LiDAR (dans la légende) */
.legend-zone { display: flex; flex-direction: column; gap: 8px; }
.legend-zone-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 12px;
  background: #fff;
  border: 1px solid var(--brand);
  color: var(--brand-dark);
  font-size: 13px; font-weight: 600;
  border-radius: 6px; cursor: pointer;
  transition: background 0.12s;
}
.legend-zone-btn:hover { background: var(--brand-soft); }
.legend-zone-btn svg { width: 16px; height: 16px; }
.legend-zone-btn.active {
  background: var(--brand);
  color: #fff;
}
.legend-zone-btn.secondary {
  border-color: #c44;
  color: #c44;
}
.legend-zone-btn.secondary:hover { background: #fce8e6; }
.zone-summary {
  font-size: 12px; color: var(--light-text-dim);
  padding: 4px 0;
}

/* Curseur de dessin */
.canvas-drawing { cursor: crosshair !important; }

/* Loading overlay (chargement long type 2048×2048 MNT) */
.loading-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  z-index: 50;
  pointer-events: none; /* on bloque seulement la zone centrale */
}
.loading-card {
  pointer-events: auto;
  background: #000000;
  color: var(--dark-text);
  padding: 18px 24px;
  border-radius: 10px;
  min-width: 320px;
}
.loading-title {
  font-size: 14px; font-weight: 600;
  margin-bottom: 10px;
}
.loading-bar {
  height: 6px;
  background: rgba(255,255,255,0.10);
  border-radius: 3px;
  overflow: hidden;
}
.loading-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--brand) 0%, #88e0a8 100%);
  border-radius: 3px;
  transition: width 0.2s ease;
}
.loading-fill.indeterminate {
  width: 30%;
  animation: loading-slide 1.2s ease-in-out infinite;
}
@keyframes loading-slide {
  0%   { transform: translateX(-100%); width: 30%; }
  50%  { width: 50%; }
  100% { transform: translateX(330%); width: 30%; }
}
.loading-sub {
  font-size: 11px; color: #a0a8b0;
  margin-top: 8px;
  font-variant-numeric: tabular-nums;
}

/* Modal confirmation */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex; align-items: center; justify-content: center;
  z-index: 100;
  backdrop-filter: blur(2px);
}
.modal-overlay[hidden] { display: none; }
.modal-card {
  background: #fff;
  color: var(--light-text);
  border-radius: 12px;
  padding: 22px 26px;
  min-width: 320px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}
.modal-title {
  font-size: 16px; font-weight: 700;
  margin-bottom: 14px;
}
.modal-info {
  font-size: 13px; line-height: 1.7;
  margin-bottom: 14px;
}
.modal-info .k { color: var(--light-text-dim); margin-right: 6px; }
.modal-warning {
  background: #fef3c7;
  color: #856404;
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 12px;
  margin-bottom: 14px;
}
.modal-warning.error {
  background: #fee2e2;
  color: #991b1b;
}
.modal-actions {
  display: flex; gap: 8px; justify-content: flex-end;
}
.btn-primary, .btn-secondary {
  padding: 8px 18px;
  font-size: 13px; font-weight: 600;
  border-radius: 6px; cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--brand); color: #fff;
  border-color: var(--brand);
}
.btn-primary:hover:not(:disabled) { background: var(--brand-dark); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary {
  background: #fff; color: var(--light-text-dim);
  border-color: var(--light-border);
}
.btn-secondary:hover { background: #f4f5f7; color: var(--light-text); }

/* Scrollbar (layers + legend) */
.layers::-webkit-scrollbar, .legend::-webkit-scrollbar { width: 6px; }
.layers::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
.layers::-webkit-scrollbar-track { background: transparent; }
.legend::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 3px; }
.legend::-webkit-scrollbar-track { background: transparent; }

/* ══════════════════════════════════════════════════════ */
/*  TREE PANEL (kept, repositioned)                       */
/* ══════════════════════════════════════════════════════ */
.panel {
  background: #000000;
  border: none;
  border-radius: 10px;
}
#panel-tree {
  position: absolute;
  top: var(--gap);
  right: calc(var(--gap) + var(--layers-w) + var(--gap));
  width: 400px;
  padding: 18px 20px;
  display: none;
  z-index: 9;
  color: var(--dark-text);
}
.panel-tree-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 6px;
}
.panel-tree-header .title { font-size: 13px; font-weight: 600; }
.tree-id-line {
  font-size: 14px;
  color: var(--dark-text);
  font-weight: 500;
}
.tree-id-line #tree-id { font-weight: 700; }
.panel-close {
  background: none; border: none;
  color: var(--dark-text-dim); font-size: 20px; cursor: pointer;
  line-height: 1; padding: 0; width: 24px; height: 24px;
}
.panel-close:hover { color: var(--dark-text); }

.tree-sep {
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.10);
  margin: 12px 0;
}

.tree-species { padding: 4px 0 14px; }
.tree-species-fr {
  font-size: 22px;
  font-weight: 700;
  color: var(--dark-text);
  letter-spacing: -0.2px;
  margin: 0 0 2px 0;
}
.tree-species-latin {
  font-size: 13px;
  color: var(--dark-text-dim);
  font-style: italic;
}

.tree-stats { display: flex; flex-direction: column; gap: 10px; }
.stat-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: baseline;
  font-size: 14px;
}
.stat-row .k {
  color: var(--dark-text);
  font-weight: 400;
}
.stat-row .k small {
  color: var(--dark-text-mute);
  font-size: 11px;
  font-weight: 400;
}
.stat-row .v {
  color: var(--dark-text);
  font-weight: 500;
  text-align: right;
}
/* Valeur "Bon"/"Bonne"/"Élevé" → vert unique */
.stat-row .v.v-good { color: var(--brand); }
/* Commentaires : ligne multi-ligne, texte aligné à droite */
.stat-row.stat-row-multi {
  align-items: start;
}
.stat-row.stat-row-multi .v {
  font-weight: 400;
  line-height: 1.4;
  font-size: 13px;
}

/* Footer "Mise(s) à jour" */
.tree-update {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
}
.tree-update-label {
  color: var(--dark-text);
}
.tree-update-project {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: none;
  color: var(--brand);
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  padding: 2px 18px 2px 4px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%234AAA4D' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 2px center;
}
.tree-update-project option {
  background: #000000;
  color: var(--dark-text);
}
.tree-update-date {
  color: var(--dark-text);
  font-variant-numeric: tabular-nums;
}

/* ══════════════════════════════════════════════════════ */
/*  V3 UI — brand overlay, sidebar, bottom bar, timeline  */
/* ══════════════════════════════════════════════════════ */

/* Header — bandeau noir continu en haut, de la sidebar au bord droit */
.brand-overlay {
  position: absolute;
  top: 0;
  left: var(--sidebar-w);
  right: 0;
  height: var(--header-h);
  z-index: 12;
  background: #000000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 22px;
  pointer-events: none;
  user-select: none;
  line-height: 1.1;
}
.brand-overlay .brand-title {
  display: block;
  font-size: 22px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.2px;
}
.brand-overlay .brand-subtitle {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 400;
  color: var(--brand);
  letter-spacing: 0;
}

/* ── Sidebar gauche ─────────────────────────────────── */
.sidebar {
  position: absolute;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  z-index: 11;
  background: #000000;
  display: flex; flex-direction: column;
  align-items: center;
  padding: 12px 0;
  gap: 6px;
  overflow-y: auto;
}
.sb-group { display: flex; flex-direction: column; gap: 4px; }
.sb-divider {
  width: 28px; height: 1px;
  background: transparent;
  margin: 8px 0;
}
.sb-icon {
  width: 44px; height: 44px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px;
  background: transparent;
  border: none;
  color: var(--dark-text);
  border-radius: 6px;
  cursor: pointer;
  transition: color 120ms;
  position: relative;
  font-weight: 500;
}
.sb-icon svg { width: 22px; height: 22px; flex-shrink: 0; }
.sb-icon .sb-label {
  font-size: 9.5px; font-weight: 500;
  letter-spacing: 0.3px;
  line-height: 1;
}
.sb-icon:hover:not(.disabled) { color: var(--brand); }
.sb-icon.active { color: var(--brand); }
.sb-icon.active svg { color: var(--brand); }
.sb-icon.disabled { opacity: 0.40; cursor: default; }

/* ── Layers panel (right) — rebrandé ────────────────── */
.layers-total {
  font-weight: 400;
  color: var(--dark-text);
  margin-left: 4px;
  font-size: 14px;
  letter-spacing: 0;
}

.layer-row.essence-head { padding-left: 28px; }
.essence-block + .essence-block { margin-top: 0; }
.essence-trees {
  list-style: none;
  padding: 4px 0 6px 54px;
  margin: 0;
  font-size: 12px;
  font-weight: 300;
  color: var(--dark-text);
}
.essence-trees li {
  display: flex; gap: 6px;
  padding: 2px 0;
  cursor: pointer;
  font-variant-numeric: tabular-nums;
}
.essence-trees li:hover { color: var(--brand); }
.essence-trees li .et-id { width: 38px; color: var(--dark-text-dim); font-weight: 300; }
.essence-trees li .et-meta { color: var(--dark-text-dim); font-weight: 300; }

.essence-toggle {
  background: transparent; border: none;
  color: var(--dark-text);
  width: 22px; height: 22px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 4px;
  cursor: pointer;
  flex-shrink: 0;
  transition: transform 160ms, color 120ms;
}
.essence-toggle svg { width: 14px; height: 14px; }
.essence-toggle:hover { color: var(--brand); }
.essence-toggle.open { transform: rotate(180deg); color: var(--brand); }

/* Mode picker iconique (sucette / complet / cercle) */
.trees-mode {
  margin: 6px 0 10px 28px;
  display: flex; gap: 0;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 8px;
  overflow: hidden;
}
.tmode-btn {
  flex: 1;
  display: flex; align-items: center; justify-content: center;
  padding: 7px 0;
  background: #1a1a1a;
  border: none;
  color: var(--dark-text);
  border-radius: 0;
  cursor: pointer;
  transition: background 120ms, color 120ms;
}
.tmode-btn:first-child { border-radius: 6px 0 0 6px; }
.tmode-btn:last-child { border-radius: 0 6px 6px 0; }
.tmode-btn svg { width: 18px; height: 18px; }
.tmode-btn:hover { color: var(--brand); }
.tmode-btn.active {
  background: var(--brand);
  color: #ffffff;
}
.tmode-btn.active svg { color: #ffffff; }

/* ── Timeline ─ cartouche isolé, fond noir, coins arrondis ─── */
.timeline {
  position: absolute;
  left: calc(var(--sidebar-w) + 20px);
  right: 20px;
  bottom: calc(var(--bottombar-h) + 12px);
  height: var(--timeline-h);
  z-index: 9;
  background: #000000;
  border: none;
  border-radius: 14px;
  display: flex; align-items: center;
  padding: 0 32px;
  gap: 0;
  pointer-events: auto;
}
.tl-arrow {
  /* Flèches supprimées du design — on les masque */
  display: none;
}
.tl-track {
  flex: 1;
  height: 100%;
  display: flex; align-items: stretch;
  position: relative;
}
.tl-track::before {
  /* Ligne horizontale du temps, calée au centre du dot */
  content: '';
  position: absolute;
  left: 0; right: 0;
  top: 21px;
  height: 1.5px;
  background: var(--brand);
  border-radius: 2px;
  pointer-events: none;
}
.tl-tick {
  flex: 1;
  position: relative;
  cursor: pointer;
  color: var(--dark-text-dim);
}
/* Dot calé EN HAUT du tick (sur la ligne) ; les libellés viennent en dessous. */
.tl-tick .tl-dot {
  position: absolute;
  top: 15px;
  left: 50%;
  transform: translateX(-50%);
  width: 13px; height: 13px;
  border-radius: 50%;
  background: #000000;
  border: 2px solid var(--brand);
  z-index: 1;
  transition: background 120ms, transform 120ms;
}
.tl-tick:hover .tl-dot { background: var(--brand); }
.tl-tick.active .tl-dot {
  background: var(--brand);
  box-shadow: none;
}
.tl-tick.active { color: var(--dark-text); }
.tl-tick .tl-label {
  position: absolute;
  top: 36px;
  left: 50%;
  transform: translateX(-50%);
  width: 130px;
  font-size: 12px;
  line-height: 1.3;
  text-align: center;
  white-space: pre-line;
  font-weight: 300;
  color: var(--dark-text-dim);
}
.tl-tick.active .tl-label { color: var(--dark-text); font-weight: 500; }

/* ── Bottom bar — bandeau noir.
   Le centre est positionné en absolu pile au milieu de la bande (left:50%
   transform:-50%) — INDÉPENDANT de la zone droite, sinon l'élargissement de
   l'échelle/boussole décale le centre. La zone droite est aussi en absolu
   collée au bord droit. */
.bottom-bar {
  position: absolute;
  left: var(--sidebar-w); right: 0; bottom: 0;
  height: var(--bottombar-h);
  z-index: 9;
  background: #000000;
  border: none;
  color: var(--dark-text);
  font-size: 14px;
}
.bb-zone {
  display: flex;
  align-items: center;
  height: 100%;
}

/* Zone gauche : retirée du DOM logique (plus utilisée dans le nouveau layout) */
.bb-left { display: none; }

/* Zone centre — pile au milieu horizontal de la bande */
.bb-center {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  justify-content: center;
  gap: 18px;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
  height: auto;
}
.bb-commune-row {
  display: flex;
  align-items: baseline;
  gap: 32px;                  /* large entre groupes (commune | coords | alt) */
  font-size: 14px;
  color: var(--dark-text);
  flex-wrap: nowrap;
}
.bb-place {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;                   /* serré entre nom commune et (FR-XX) */
}
.bb-clickable {
  cursor: pointer;
  border-radius: 3px;
  padding: 1px 2px;
  transition: color 120ms;
}
.bb-clickable:hover { color: var(--brand); background: transparent; }
.bb-commune-row strong {
  font-weight: 500;
  font-size: 14px;
  color: var(--dark-text);
}
.bb-commune-code {
  color: var(--dark-text-dim);
  font-weight: 300;
  font-size: 14px;
}
.bb-cursor-coords {
  color: var(--dark-text);
  font-weight: 300;
  font-variant-numeric: tabular-nums;
}
.bb-alt {
  color: var(--dark-text);
  font-weight: 300;
}

/* Zone droite : échelle + boussole — calée au bord droit, indépendante */
.bb-right {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  align-items: center;
  gap: 32px;                    /* respiration nette entre échelle et boussole */
  height: auto;
}
.bb-scale {
  display: flex; flex-direction: column;
  align-items: stretch; gap: 4px;
}
.bb-scale .scale-bar {
  height: 6px;
  width: 150px;
  background-image:
    linear-gradient(90deg, #ffffff 0% 25%, #000000 25% 50%, #ffffff 50% 75%, #000000 75% 100%);
  border: 1px solid #ffffff;
}
.bb-scale .scale-ticks {
  display: flex; justify-content: space-between;
  width: 150px;
  font-size: 11px;
  font-weight: 300;
  color: var(--dark-text);
}
.bb-compass {
  display: flex; flex-direction: row; align-items: center; gap: 8px;
  flex-shrink: 0;
}
.bb-compass svg { width: 28px; height: 28px; display: block; }
.bb-compass .compass-label-bottom {
  font-size: 13px;
  font-weight: 500;
  color: var(--dark-text);
  letter-spacing: 0.2px;
  margin: 0;
  line-height: 1;
}

/* Responsive footer — sur tablettes (largeur < 1280px) on resserre tout pour
   éviter que le bloc centre (commune + coords + alt) chevauche le bloc droit
   (échelle + boussole). Les gaps confortables 32px sont trop larges en deçà. */
@media (max-width: 1280px) {
  .bb-commune-row { gap: 18px; font-size: 13px; }
  .bb-place { gap: 6px; }
  .bb-commune-row strong,
  .bb-commune-code,
  .bb-cursor-coords,
  .bb-alt { font-size: 13px; }
  .bb-right { gap: 18px; right: 16px; }
  .bb-scale .scale-bar,
  .bb-scale .scale-ticks { width: 110px; }
  .bb-scale .scale-ticks { font-size: 10.5px; }
  .bb-compass svg { width: 24px; height: 24px; }
  .bb-compass .compass-label-bottom { font-size: 12px; }
}
/* Encore plus serré sous 1024px (iPad portrait, smartphones landscape) */
@media (max-width: 1024px) {
  .bb-commune-row { gap: 14px; font-size: 12.5px; }
  .bb-commune-row strong,
  .bb-commune-code,
  .bb-cursor-coords,
  .bb-alt { font-size: 12.5px; }
  .bb-right { gap: 14px; }
  .bb-scale .scale-bar,
  .bb-scale .scale-ticks { width: 90px; }
}

/* ── Modal saisie coordonnées ───────────────────────── */
.coord-modal-body {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 10px 12px;
  align-items: center;
  margin-bottom: 16px;
  min-width: 380px;
}
.cm-label {
  font-size: 13px; color: var(--light-text-dim);
}
#cm-locality, #cm-latlng {
  padding: 8px 10px;
  border: 1px solid var(--light-border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--light-text);
  background: #fff;
}
#cm-latlng { font-variant-numeric: tabular-nums; }
#cm-locality:focus, #cm-latlng:focus { outline: none; border-color: var(--brand); }

/* Dropdown autocomplete des communes */
.cm-search-wrap { position: relative; }
.cm-results {
  position: absolute;
  top: 100%; left: 0; right: 0;
  margin: 2px 0 0;
  padding: 4px 0;
  list-style: none;
  background: #fff;
  border: 1px solid var(--light-border);
  border-radius: 6px;
  box-shadow: 0 6px 16px rgba(0,0,0,0.16);
  max-height: 220px;
  overflow-y: auto;
  z-index: 110;
}
.cm-results li {
  padding: 7px 12px;
  cursor: pointer;
  font-size: 13px;
  color: var(--light-text);
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 10px;
}
.cm-results li:hover,
.cm-results li.active {
  background: var(--brand-soft, #e8f5ee);
}
.cm-results li .cr-name { flex: 1; }
.cm-results li .cr-dept {
  color: var(--light-text-dim);
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.cm-results-empty {
  padding: 10px 12px;
  font-size: 12px;
  color: var(--light-text-dim);
  font-style: italic;
}

/* Repositionnement panneaux existants */
#panel-tree {
  top: calc(var(--header-h) + var(--gap));
  right: calc(var(--layers-w) + 28px);
}
.lighting-panel {
  /* Calé contre le bord droit de la fenêtre, au-dessus de la barre du bas.
     Si le panneau Couches est ouvert et long, il peut chevaucher légèrement —
     la flèche de repli du cartouche Couches permet de libérer la zone. */
  right: 14px;
  bottom: calc(var(--bottombar-h) + 14px);
}
/* Le bouton "mode marche" hérité reste caché (remplacé par sb-walk) */
.nav-mode-btn { display: none !important; }

/* Indicateur discret de chargement background (top-right, sous le panneau couches) */
.bg-status {
  position: absolute;
  top: calc(var(--header-h) + 12px);
  right: calc(var(--layers-w) + 28px);
  z-index: 11;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: #000000;
  color: var(--dark-text);
  border: none;
  border-radius: 18px;
  font-size: 12px;
  font-weight: 500;
  pointer-events: none;
}
.bg-status[hidden] { display: none; }
.bg-status-spinner {
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.25);
  border-top-color: var(--brand, #5bbf77);
  border-radius: 50%;
  animation: bg-spin 0.9s linear infinite;
}
@keyframes bg-spin { to { transform: rotate(360deg); } }

/* Bouton "Photo lieu" dans la fiche arbre */
.tree-photo-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  width: 100%;
  margin-top: 12px;
  padding: 9px 12px;
  background: var(--brand);
  color: #ffffff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  transition: opacity 120ms;
}
.tree-photo-btn:hover { opacity: 0.85; }
.tree-photo-btn[hidden] { display: none; }

/* Section "Affectation / Action possible" dans la fiche arbre */
.tree-action {
  margin-top: 14px;
  padding-top: 14px;
  border-top: none;
}
.tree-action-label {
  display: block;
  font-size: 12px;
  color: var(--dark-text-dim);
  margin-bottom: 6px;
}
.tree-action-select {
  width: 100%;
  padding: 8px 32px 8px 12px;
  background: #1a1a1a;
  border: none;
  border-radius: 6px;
  color: var(--dark-text);
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.tree-action-select:focus {
  outline: none;
  border-color: var(--brand, #5bbf77);
}
.tree-action-select option {
  background: #14181d;
  color: var(--dark-text);
}
.tree-photo-btn svg { width: 16px; height: 16px; }

/* Popup marteloscope (plan large) — même look que tree-photo-popup mais
   centré écran et quasi plein écran (90vw / 90vh max). */
.marteloscope-popup {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 50;
  pointer-events: auto;
  background: #fff;
  padding: 12px;
  border-radius: 12px;
  box-shadow: 0 14px 44px rgba(0,0,0,0.55);
  width: 90vw;
  max-width: 1600px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
}
.marteloscope-popup[hidden] { display: none; }
.marteloscope-popup img {
  display: block;
  width: 100%;
  height: auto;
  max-height: calc(92vh - 60px);   /* laisse la place pour caption + padding */
  object-fit: contain;
  border-radius: 6px;
  background: #f5f5f5;
}
.marteloscope-popup .tree-photo-caption {
  margin-top: 8px;
}

/* Popup photo géolocalisé au pied de l'arbre */
.tree-photo-popup {
  position: absolute;
  z-index: 50;
  pointer-events: auto;
  background: #fff;
  padding: 12px;
  border-radius: 12px;
  box-shadow: 0 14px 44px rgba(0,0,0,0.55);
  width: 780px;
  max-width: 90vw;
  transform: translate(-50%, 0);
}
.tree-photo-popup[hidden] { display: none; }
.tree-photo-popup img {
  display: block;
  width: 100%;
  border-radius: 6px;
  background: #2a3138;
}
.tree-photo-caption {
  margin-top: 6px;
  font-size: 11px;
  color: var(--light-text-dim, #4a5560);
  text-align: center;
  font-style: italic;
}
.tree-photo-close {
  position: absolute;
  top: -10px; right: -10px;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: #fff;
  color: #555;
  border: 1px solid #ddd;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
  display: flex; align-items: center; justify-content: center;
}
.tree-photo-close:hover { background: #f4f5f7; color: #000; }

/* ── Pins média (overlay HTML/SVG) ─────────────────────────────────────────
   Les pins sont positionnés en CSS absolu via projection 3D→écran à chaque
   frame. SVG donc toujours crispé même en gros zoom. */
.media-pins {
  position: absolute;
  inset: 0;
  pointer-events: none;       /* le conteneur ne capte pas, seuls les pins oui */
  z-index: 8;
  overflow: hidden;
}
.media-pin {
  position: absolute;
  width: 36px;
  height: 50px;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  pointer-events: auto;
  /* anchor visuel = pointe (bas-centre du SVG) → on translate de cette
     façon pour que `left/top` désigne ce point */
  transform: translate(-50%, -100%);
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.55));
  transition: transform 120ms ease;
  transform-origin: 50% 100%;  /* hover scale ancré sur la pointe */
}
.media-pin:hover {
  transform: translate(-50%, -100%) scale(1.08);
}
.media-pin svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* SVG overlay du leader line (base arbre → panneau d'info).
   display contrôlé en JS via style.display ('block' / 'none') — c'est plus
   fiable que l'attribut [hidden] sur SVG, qui a un support browser variable. */
.tree-leader-svg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 8;
  overflow: visible;
}
/* Animation tirets : flow du pied de l'arbre vers la fiche (lecture). */
#tree-leader-path {
  animation: treeLeaderDash 1.2s linear infinite;
}
@keyframes treeLeaderDash {
  to { stroke-dashoffset: -12; }
}

/* ── Réglette comparaison 2 photos aériennes ─────────── */
.compare-divider {
  position: absolute;
  top: 0;
  bottom: calc(var(--bottombar-h) + var(--timeline-h) + 16px);
  width: 2px;
  background: rgba(255,255,255,0.92);
  box-shadow: 0 0 12px rgba(0,0,0,0.45);
  z-index: 20;
  pointer-events: none;
  left: 50%;
  transform: translateX(-50%);
}
.compare-divider[hidden] { display: none; }
.compare-handle {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 44px; height: 44px;
  background: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: ew-resize;
  pointer-events: auto;
  box-shadow: 0 3px 10px rgba(0,0,0,0.35);
  user-select: none;
  touch-action: none;
}
.compare-handle svg { width: 22px; height: 22px; color: var(--dark-text-mute, #6c7682); }
.compare-handle:hover { background: var(--brand-soft, #d6efdc); }
.compare-label {
  position: absolute;
  top: 18px;
  padding: 4px 10px;
  background: rgba(20,24,29,0.85);
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  pointer-events: none;
  white-space: nowrap;
}
.compare-label-left  { right: 10px; }
.compare-label-right { left:  10px; }

/* Bouton "réafficher panneau couches" visible quand le panneau est replié */
.layers-expand {
  position: absolute;
  top: calc(var(--header-h) + var(--gap)); right: var(--gap);
  z-index: 12;
  width: 38px; height: 38px;
  background: #000000;
  border: none;
  border-radius: 8px;
  color: var(--dark-text);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: color 120ms;
}
.layers-expand:hover { color: var(--brand); }
.layers-expand svg { width: 18px; height: 18px; }