.chain-preferences {
  margin-top: 12px;
  padding-top: 11px;
  border-top: 1px solid #5c4a20;
}

.chain-preferences-heading strong,
.chain-preferences-heading small { display: block; }
.chain-preferences-heading strong { color: #dce2e7; font-size: 10px; }
.chain-preferences-heading small { margin-top: 3px; color: #667382; font-size: 8px; }

.chain-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin-top: 9px;
}

.chain-options label {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  padding: 8px;
  border: 1px solid #2b3540;
  border-radius: 8px;
  background: #0b1016;
  color: #b9c2ca;
  font-size: 9px;
  cursor: pointer;
}

.chain-options label:has(input:checked) {
  border-color: #9c7828;
  background: #1a1710;
  color: #f1cc72;
}

.chain-options input {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  accent-color: #e0a72f;
}