:root {
  --bg: #fbf8f1;
  --surface: #ffffff;
  --text: #1f1d1a;
  --muted: #6b665c;
  --border: #e6e0d3;
  --accent: #e0a100;
  --accent-text: #1f1d1a;
  --added: #fff6d9;
  --warn: #fdecea;
  --error: #b3261e;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17150f;
    --surface: #211e17;
    --text: #f1ece2;
    --muted: #a59e8f;
    --border: #3a352b;
    --accent: #f2b824;
    --accent-text: #17150f;
    --added: #3a3014;
    --warn: #3d1f1c;
    --error: #ff8a80;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
main, .top { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.top { padding-top: 32px; padding-bottom: 8px; }
.top h1 { margin: 0 0 4px; font-size: 1.8rem; }
.top p { margin: 0; color: var(--muted); max-width: 680px; }

.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
@media (max-width: 760px) { .cards, .results { grid-template-columns: 1fr !important; } }

.card, .result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  min-width: 0;
}
.card h2 { margin: 0 0 12px; font-size: 1.1rem; }
.step { display: flex; flex-direction: column; gap: 12px; }
.step[hidden] { display: none; }
label { display: flex; flex-direction: column; gap: 4px; font-size: 0.9rem; color: var(--muted); }

input {
  font: inherit;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  color: var(--text);
}
button {
  font: inherit;
  padding: 8px 14px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.link { background: none; border: none; padding: 0; color: var(--muted); text-decoration: underline; align-self: flex-start; }

.qr { align-self: center; background: #fff; padding: 10px; border-radius: 8px; }
.connect-link { color: var(--text); word-break: break-all; }
.hint, .muted { color: var(--muted); font-size: 0.875rem; margin: 0; }
.error { color: var(--error); font-size: 0.9rem; margin: 12px 0 0; }
.center { text-align: center; }

.search { display: flex; gap: 8px; }
.search input { flex: 1; min-width: 0; }
.convos { list-style: none; margin: 0; padding: 0; max-height: 320px; overflow-y: auto; border: 1px solid var(--border); border-radius: 8px; }
.convos li + li { border-top: 1px solid var(--border); }
.convos li.muted { padding: 10px 12px; }
.convos label { flex-direction: row; align-items: flex-start; gap: 10px; padding: 10px 12px; cursor: pointer; color: var(--text); }
.convos span { display: flex; flex-direction: column; min-width: 0; }
.convos small { color: var(--muted); overflow: hidden; text-overflow: ellipsis; }

.run { display: flex; align-items: center; gap: 16px; margin: 24px 0; flex-wrap: wrap; }
.run .primary { padding: 12px 22px; font-size: 1.05rem; }

.results { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-bottom: 48px; }
.results[hidden] { display: none; }
.results > p { grid-column: 1 / -1; }
.result-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; border-bottom: 1px solid var(--border); padding-bottom: 12px; }
.result-bar h2 { margin: 0; font-size: 1.1rem; }
.actions { display: flex; gap: 8px; }
.doc { overflow-wrap: anywhere; }
.doc h1 { font-size: 1.4rem; }
.doc h2 { font-size: 1.15rem; margin-top: 1.4em; }
.doc blockquote { margin: 0; padding: 8px 12px; border-left: 3px solid var(--accent); background: var(--added); border-radius: 0 8px 8px 0; }
.doc blockquote p { margin: 0.2em 0; }
.doc li { margin: 4px 0; }

@media print {
  body { background: #fff; color: #000; }
  .top, .cards, .run, .results > p, .result-bar .actions { display: none !important; }
  .results { display: block; padding: 0; }
  .result { border: none; padding: 0; }
  body[data-print="a"] .result[data-slot="b"],
  body[data-print="b"] .result[data-slot="a"] { display: none; }
}