.ba-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto;
  font-family: sans-serif;
}
.ba-item {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  aspect-ratio: 4/3;
  background: #f0f0f0;
}
.ba-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ba-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 6px 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
}
.ba-label.before { background: rgba(0,0,0,0.55); }
.ba-label.after  { background: rgba(30,100,60,0.75); }
.ba-divider {
  grid-column: 1 / -1;
  height: 1px;
  background: #e0e0e0;
  margin: 4px 0;
}
.ba-col-headers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  max-width: 800px;
  margin: 0 auto 8px;
}
.ba-col-header {
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 2px solid;
}
.ba-col-header.before { border-color: #aaa; color: #888; }
.ba-col-header.after  { border-color: #2a7a4a; color: #2a7a4a; }