:root {
  --aa0013-bg: #ffffff;
  --aa0013-accent: #10b981;
}

body.theme-aa0013 {
  background: linear-gradient(180deg, #ffffff, #f0fdf4);
}

.header-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
}

.logo-dual a {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  font-weight: 800;
  color: #111827;
}

.panes {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 1rem;
}

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

.muted { color: rgba(0,0,0,.65); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

#footer {
  padding: 1.5rem 0;
  border-top: 1px solid rgba(0,0,0,.08);
}