.contrast-details {
  margin: 12px 0 14px;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.contrast-details summary {
  padding: 12px 0;
  color: var(--ink);
  cursor: pointer;
  font-size: 12px;
  font-weight: 650;
  list-style: none;
}

.contrast-details summary::-webkit-details-marker { display: none; }
.contrast-details summary::after { content: '+'; float: right; color: var(--accent); font-size: 16px; }
.contrast-details[open] summary::after { content: '−'; }

.contrast-summary {
  margin: -3px 0 10px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .02em;
}

.contrast-list {
  display: grid;
  gap: 0;
  margin: 0 0 6px;
  padding: 0;
  list-style: none;
}

.contrast-list li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 8px;
  min-height: 35px;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font: 10px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.contrast-chip {
  display: grid;
  width: 26px;
  height: 23px;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
  border-radius: 3px;
  font: 700 12px/1 Georgia, serif;
}

.contrast-list strong { color: var(--ink); font-size: 10px; }
.contrast-list small { min-width: 60px; text-align: right; font-size: 9px; }
.contrast-list .is-pass { color: #34745a; }
.contrast-list .is-fail { color: #a85c3c; }

@media (max-width: 420px) {
  .contrast-list li { grid-template-columns: 28px minmax(0, 1fr) auto; gap: 6px; }
  .contrast-list small { grid-column: 2 / -1; margin-top: -6px; padding-bottom: 5px; text-align: left; }
}