:root {
  --bg: #fdfdfc;
  --fg: #1d1f21;
  --muted: #6a6f75;
  --line: #d6d8da;
  --panel: #f3f4f5;
  --accent: #2d5fa8;
  --bad: #b3261e;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17191b;
    --fg: #e4e6e8;
    --muted: #9aa0a6;
    --line: #3a3e42;
    --panel: #212427;
    --accent: #8ab4f8;
    --bad: #f28b82;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif;
}
header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  padding: 8px 16px;
  border-bottom: 1px solid var(--line);
}
header h1 { font-size: 17px; margin: 0; }
/* The way to the code, beside the title, where a reader looks first. */
.source-link {
  font-weight: 600;
  padding: 2px 10px;
  border: 1px solid var(--accent);
  border-radius: 4px;
  text-decoration: none;
}
.source-link:hover { background: var(--panel); }
fieldset { border: 0; margin: 0; padding: 0; display: flex; gap: 10px; }
legend { float: left; margin-right: 6px; color: var(--muted); padding: 0; }
select { font: inherit; }
#caption { margin: 6px 16px 0; color: var(--muted); min-height: 1.45em; }
main {
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 8px 16px;
  min-height: 0;
}
#source, #output {
  min-height: 300px;
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: auto;
}
#source {
  width: 100%;
  resize: none;
  padding: 10px;
  background: var(--panel);
  color: var(--fg);
  font: 13px/1.45 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  tab-size: 4;
}
#output { padding: 0 12px; }
#html {
  margin: 10px 0;
  white-space: pre-wrap;
  word-break: break-all;
  font: 12px/1.45 ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
footer { padding: 4px 16px 10px; border-top: 1px solid var(--line); }
#answers { display: flex; flex-wrap: wrap; gap: 4px 10px; margin: 4px 0; }
#answers dt { color: var(--muted); }
#answers dt::after { content: ":"; }
#answers dd { margin: 0 14px 0 0; font-family: ui-monospace, Menlo, Consolas, monospace; }
#hostility.hostile, #error { color: var(--bad); }
#refusal { color: var(--bad); border: 1px solid var(--bad); border-radius: 4px; padding: 8px 12px; margin: 0 0 10px; }
.legend { color: var(--muted); font-size: 13px; margin: 4px 0 0; }
a { color: var(--accent); }
@media (max-width: 760px) {
  main { grid-template-columns: 1fr; }
  #source { min-height: 220px; }
}

/* The rendered message: the tags package/MdHtml.roc writes. */
.md code, .md pre {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 13px;
  background: var(--panel);
}
.md code { padding: 0 3px; border-radius: 3px; }
.md pre { padding: 8px 10px; border-radius: 4px; overflow-x: auto; }
.md pre code { padding: 0; background: none; }
.md pre.chat-quote {
  font-family: inherit;
  font-size: inherit;
  white-space: pre-wrap;
  border-left: 3px solid var(--accent);
}
.md blockquote { margin: 8px 0; padding: 0 12px; border-left: 3px solid var(--line); color: var(--muted); }
.md table { border-collapse: collapse; margin: 8px 0; }
.md th, .md td { border: 1px solid var(--line); padding: 3px 8px; }
.md th { background: var(--panel); }
.md img, .md video { max-width: 100%; }
.md a.msg-ref { font-family: ui-monospace, Menlo, Consolas, monospace; }