:root {
  --bg: #0B1220;
  --surface: #121B2E;
  --surface-2: #17233A;
  --line: #223047;
  --amber: #E8A33D;
  --teal: #4FD1C5;
  --text: #E7ECF3;
  --muted: #7C8797;
  --danger: #E8615F;
  --mono: 'Space Mono', ui-monospace, monospace;
  --sans: 'Inter', system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background:
    radial-gradient(ellipse at 50% -10%, #17233A 0%, var(--bg) 55%),
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(255,255,255,0.025) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(255,255,255,0.025) 40px);
  color: var(--text);
  font-family: var(--sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: max(24px, env(safe-area-inset-top)) 20px max(28px, env(safe-area-inset-bottom));
}

.wrap { width: 100%; max-width: 480px; display: flex; flex-direction: column; gap: 22px; flex: 1; }

header { text-align: center; padding-top: 6px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.28em;
  color: var(--teal);
  text-transform: uppercase;
}
h1 {
  font-size: 22px;
  font-weight: 700;
  margin-top: 6px;
  letter-spacing: -0.01em;
}
.sub { color: var(--muted); font-size: 13px; margin-top: 4px; }

/* --- Status line --- */
.status-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); flex-shrink: 0; }
.dot.live { background: var(--teal); box-shadow: 0 0 8px var(--teal); }
.dot.err { background: var(--danger); }

/* --- Carte OSM --- */
.map-wrap {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: var(--surface);
}
#map {
  width: 100%;
  height: 240px;
  background: var(--surface-2);
  filter: saturate(0.85) brightness(0.92);
}
.map-link {
  display: block;
  text-align: center;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--teal);
  text-decoration: none;
  border-top: 1px solid var(--line);
}
.map-link:hover { text-decoration: underline; }
.gps-marker-dot {
  display: block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--amber);
  border: 2px solid #1A1206;
  box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.35);
}

/* --- Coordinate readout --- */
.coords { text-align: center; font-family: var(--mono); line-height: 1.5; }
.coords .lat, .coords .lon { font-size: clamp(24px, 7vw, 32px); font-weight: 700; letter-spacing: -0.01em; }
.coords .lat { color: var(--amber); }
.coords .lon { color: var(--teal); }
.coords .placeholder { color: var(--muted); font-size: 15px; font-weight: 400; }

/* --- Data grid --- */
.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.cell { background: var(--surface); padding: 14px 16px; }
.cell .label { font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); font-family: var(--mono); }
.cell .value { margin-top: 5px; font-family: var(--mono); font-size: 16px; font-weight: 700; }
.cell .value.dim { color: var(--muted); font-weight: 400; font-size: 14px; }

/* --- Address panel --- */
.addr-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}
.addr-panel .addr-head {
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.addr-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13.5px;
}
.addr-row:last-child { border-bottom: none; }
.addr-row .k { color: var(--muted); }
.addr-row .v { font-weight: 600; text-align: right; }
.addr-row .v.dim { color: var(--muted); font-weight: 400; }

/* --- Buttons --- */
.actions { display: flex; flex-direction: column; gap: 10px; }
button {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14.5px;
  border-radius: 12px;
  padding: 14px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.12s ease, opacity 0.12s ease, background 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
button:active { transform: scale(0.98); }
button:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--amber); color: #1A1206; }
.btn-primary:hover:not(:disabled) { background: #f0ae4e; }
.btn-secondary { background: var(--surface-2); color: var(--text); border-color: var(--line); }
.btn-secondary:hover:not(:disabled) { background: #1d2c47; }

.install-note { text-align: center; font-size: 12px; color: var(--muted); line-height: 1.5; }

.osm-credit { text-align: center; font-size: 10.5px; color: #4A5568; }
.osm-credit a { color: #5b6b85; }

footer { text-align: center; font-size: 11px; color: #4A5568; font-family: var(--mono); letter-spacing: 0.04em; padding-top: 4px; }
.footer-nav { display: flex; justify-content: center; gap: 14px; margin-bottom: 8px; font-family: var(--sans); letter-spacing: normal; }
.footer-nav a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; font-size: 12px; }
.footer-nav a:hover { color: var(--text); }

/* --- Static pages (À propos / Mentions légales) --- */
.page { width: 100%; max-width: 560px; padding: 8px 4px 40px; }
.page .back { display: inline-block; margin-bottom: 22px; color: var(--teal); font-family: var(--mono); font-size: 12px; text-decoration: none; letter-spacing: 0.04em; }
.page .back:hover { text-decoration: underline; }
.page h1 { font-size: 24px; margin-bottom: 6px; }
.page .page-sub { color: var(--muted); font-size: 13px; margin-bottom: 26px; }
.page h2 { font-size: 15px; color: var(--amber); font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.06em; margin: 28px 0 10px; }
.page h2:first-of-type { margin-top: 0; }
.page p { font-size: 14.5px; line-height: 1.75; color: #C7CEDA; margin-bottom: 12px; }
.page p strong { color: var(--text); }
.page ul { margin: 6px 0 14px 20px; }
.page li { font-size: 14.5px; line-height: 1.75; color: #C7CEDA; margin-bottom: 4px; }
.page .callout {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: 13.5px;
  color: #C7CEDA;
  margin: 16px 0;
}
.page .fill { color: var(--teal); font-style: italic; }
.page a.inline { color: var(--teal); }

@media (prefers-reduced-motion: reduce) {
  .sweep, .pulse { animation: none !important; }
}