.n-section--annotations .n-section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.n-ann-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted, #94a3b8);
  cursor: pointer;
  user-select: none;
}
.n-ann-panel { margin-top: 0.5rem; }
.n-ann-list-item {
  padding: 0.55rem 0.7rem;
  margin-bottom: 0.4rem;
  border-radius: 8px;
  border-left: 3px solid #ca8a04;
  background: rgba(255,255,255,0.04);
  font-size: 0.82rem;
}
.theme-light .n-ann-list-item { background: #f8fafc; border-left-color: #d97706; }
.n-ann-list-meta { font-size: 0.72rem; color: var(--text-muted, #94a3b8); margin-bottom: 0.25rem; }
.n-ann-mine { color: #22c55e; font-weight: 600; }
.n-ann-list-label { font-weight: 600; color: var(--text-primary, #e2e8f0); }
.theme-light .n-ann-list-label { color: #1e293b; }
.n-ann-list-cat { font-size: 0.7rem; text-transform: capitalize; color: var(--text-muted); margin: 0.15rem 0 0.35rem; }
.n-ann-edit-btn {
  font-size: 0.72rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--border, rgba(255,255,255,0.15));
  background: transparent;
  color: var(--text-muted, #94a3b8);
  cursor: pointer;
}
.n-ann-edit-btn:hover { color: var(--text-primary, #e2e8f0); background: rgba(255,255,255,0.06); }

.n-ann-panel .annotations-panel-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}
.n-btn-secondary {
  padding: 0.45rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--n-radius-md);
  border: 1px solid var(--n-border-subtle);
  background: var(--n-surface-raised);
  color: var(--text-primary, #e2e8f0);
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.theme-light .n-btn-secondary {
  background: #fff;
  border-color: #cbd5e1;
  color: #334155;
}
.n-btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.14);
}
.theme-light .n-btn-secondary:hover {
  background: #f8fafc;
}

/* ── ANNOTATION MODAL ─────────────────────────────────────── */
.n-ann-overlay {
  position: fixed;
  inset: 0;
  z-index: 10050;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.n-ann-overlay.hidden { display: none; }
.n-ann-modal {
  width: 100%;
  max-width: 420px;
  background: var(--bg-elevated, #1a1d26);
  border: 1px solid var(--border, rgba(255,255,255,0.1));
  border-radius: 12px;
  padding: 1rem 1.1rem;
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.theme-light .n-ann-modal {
  background: #fff;
  border-color: #e2e8f0;
}
.n-ann-modal-time {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted, #94a3b8);
  margin-top: 0.25rem;
}
.n-ann-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-top: 0.75rem;
}
.n-ann-form input[type="text"],
.n-ann-form select {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border-radius: 6px;
  border: 1px solid var(--border, rgba(255,255,255,0.12));
  background: rgba(0,0,0,0.2);
  color: inherit;
  font-size: 0.88rem;
}
.theme-light .n-ann-form input[type="text"],
.theme-light .n-ann-form select {
  background: #f8fafc;
  border-color: #cbd5e1;
}
.n-ann-site-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.72rem;
  color: var(--text-muted, #94a3b8);
}

/* ── SENSOR DETAIL CHART ─────────────────────────────────────── */