.workspace .page-header,
.workspace .page-body {
  max-width: 1180px;
}

.regex-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-4);
  align-items: start;
}

.regex-main .panel + .panel,
.regex-main > * + * {
  margin-top: var(--space-4);
}

.cheat-panel {
  max-height: calc(100vh - 48px);
  overflow: auto;
  position: sticky;
  top: 16px;
}

.cheat-panel h2 {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.cheat {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  line-height: 1.4;
}

.cheat th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  padding: 4px 6px 8px;
  border-bottom: 1px solid var(--color-border);
}

.cheat td {
  vertical-align: top;
  padding: 7px 6px;
  border-bottom: 1px solid var(--color-border);
}

.cheat td:first-child {
  white-space: nowrap;
  width: 72px;
}

.cheat code {
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-weight: 700;
  color: var(--color-accent);
}

.flags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-top: var(--space-3);
}

.match-count {
  font-size: 13px;
  color: var(--color-muted);
}

.highlight-view {
  min-height: 160px;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-input);
  white-space: pre-wrap;
  word-break: break-word;
  font-family: Consolas, "Cascadia Mono", "Courier New", monospace;
  font-size: 13px;
  line-height: 1.65;
}

.highlight-view mark {
  background: var(--color-mark);
  color: var(--color-text);
  padding: 1px 2px;
  border-radius: 3px;
}

.highlight-view.is-empty {
  color: var(--color-muted);
}

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

  .cheat-panel {
    position: static;
    max-height: 280px;
  }
}