/* ----------------- base reset + shared atoms ------------------ */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  padding: 18px;
  padding: max(18px, env(safe-area-inset-top)) 18px 40px;
  font-size: 14px;
  -webkit-tap-highlight-color: transparent;
}

/* shared: status pill */
.status {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--border);
  font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums;
}
.status .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); }
.status.live .dot { background: var(--ok); box-shadow: 0 0 8px var(--ok); animation: pulse 2s infinite; }
.status.err  .dot { background: var(--err); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

/* shared: button */
.btn {
  appearance: none; border: 1px solid var(--border); background: var(--panel);
  color: var(--fg); font-size: 12px; padding: 6px 12px; border-radius: 999px;
  cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--panel-2); }
.btn.active { border-color: var(--battery); color: var(--battery); }
.btn:disabled { opacity: 0.5; cursor: default; }

/* shared: section heading + section header row */
h2.section {
  font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--muted); font-weight: 600; margin: 22px 0 10px;
}
.section-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 22px 0 10px; }
.section-row h2.section { margin: 0; }

/* shared: empty state + error banner */
.empty { color: var(--muted); font-size: 12px; }
.err-banner {
  background: color-mix(in srgb, var(--err) 14%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--err) 40%, var(--border));
  color: var(--fg); border-radius: 10px; padding: 10px 14px; font-size: 12px; margin-bottom: 14px;
}