.reader-compare main {
  padding-top: 40px;
}
#compare-form {
  background: var(--ul-surface);
  border: 1px solid var(--ul-border);
  padding: 24px;
  border-radius: 8px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
#compare-form label {
  display: block;
  font-weight: 600;
}
#compare-form select {
  display: block;
  width: 100%;
  min-width: 0;
  margin-top: 8px;
  padding: 12px;
  background: var(--ul-background);
  color: var(--ul-text);
  border: 1px solid var(--ul-edge);
  font: inherit;
}
#compare-form button,
.comparison-pagination button {
  padding: 11px 18px;
  border: 1px solid var(--ul-edge);
  border-radius: 6px;
  background: var(--ul-button);
  color: var(--ul-buttonText);
  font: inherit;
  cursor: pointer;
}
#compare-form button:disabled,
.comparison-pagination button:disabled {
  opacity: 0.6;
  cursor: default;
}
#compare-form .actions {
  grid-column: 1/-1;
  display: flex;
  gap: 14px;
  align-items: center;
  flex-wrap: wrap;
}
#share:not([href]) {
  color: var(--ul-muted);
  pointer-events: none;
}
#compare-state {
  border-left: 3px solid var(--ul-edge);
  padding: 16px;
  background: var(--ul-surface);
}
#compare-state[data-state="refused"] {
  border-color: var(--ul-error);
}
.boundary {
  border-left: 2px solid var(--ul-edge);
  padding: 12px 20px;
  color: var(--ul-muted);
}
.comparison-counts {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  max-width: 780px;
  gap: 6px 30px;
}
.comparison-counts dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.comparison-counts dt,
.comparison-counts dd {
  border-bottom: 1px solid var(--ul-border);
  padding: 8px 0;
}
.change {
  padding: 20px;
  margin: 16px 0;
  background: var(--ul-surface);
  border: 1px solid var(--ul-border);
  border-radius: 8px;
}
.change code,
.change pre,
.exact-selection {
  overflow-wrap: anywhere;
  word-break: break-word;
}
.change code,
.change pre {
  font:
    13px/1.6 ui-monospace,
    monospace;
}
.change pre {
  white-space: pre-wrap;
  max-height: 400px;
  overflow: auto;
  border: 1px solid var(--ul-border);
  padding: 12px;
}
.change summary {
  cursor: pointer;
  padding: 10px 0;
}
.comparison-pagination {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}
.comparison-pagination[hidden] {
  display: none;
}
@media (max-width: 650px) {
  #compare-form {
    grid-template-columns: minmax(0, 1fr);
    padding: 16px;
  }
  h2 {
    font-size: 28px;
  }
  .comparison-counts {
    gap: 6px 12px;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto;
  }
}
@media print {
  #compare-form,
  .comparison-pagination {
    display: none;
  }
}

.compare-source-load { margin: 2rem 0 0; color: var(--ul-muted); font-size: .875rem; }
.compare-source-load button { min-height: 44px; }
.compare-source-load [hidden] { display: none; }