:root {
  --bg: #ffffff;
  --surface: #f5f6f8;
  --border: #d9dce1;
  --text: #1c1e21;
  --muted: #6b7079;
  --accent: #2563eb;
  --accent-text: #ffffff;
  --accent-soft: #e8efff;
  --ok: #15803d;
  --err: #b91c1c;
  --radius: 8px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1f1f1f;
    --surface: #2a2a2a;
    --border: #3d3d3d;
    --text: #ececec;
    --muted: #9a9a9a;
    --accent: #4f8cff;
    --accent-soft: #23324f;
    --ok: #4ade80;
    --err: #f87171;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 13px/1.45 "Segoe UI", system-ui, sans-serif; }

.top {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 10px 12px; background: var(--bg); border-bottom: 1px solid var(--border);
}
.top .tabs { flex: 1; }
.top .tab { flex: 1; }
.tabs { display: flex; gap: 2px; background: var(--surface); padding: 2px; border-radius: var(--radius); }
.tab {
  border: 0; background: transparent; color: var(--muted); font: inherit;
  padding: 4px 10px; border-radius: 6px; cursor: pointer;
}
.tab.active { background: var(--bg); color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,.12); }

main { padding: 12px; }
.panel { display: none; }
.panel.active { display: block; }

h3 { font-size: 13px; margin: 18px 0 4px; }
h3:first-child { margin-top: 0; }
.lbl { display: block; font-weight: 600; margin: 12px 0 4px; }
.muted { color: var(--muted); font-weight: 400; }
.hint { color: var(--muted); font-size: 12px; margin: 4px 0 0; min-height: 0; }
.hint:empty { display: none; }
.hint a { color: var(--accent); }
.hidden { display: none !important; }

textarea, input, select {
  width: 100%; font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 7px 9px;
}
textarea { resize: vertical; }
textarea:focus, input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }

.row { display: flex; gap: 6px; align-items: center; margin-top: 8px; }
.row > select, .row > input { flex: 1; min-width: 0; }
.grab { margin-top: 0; }
.grab .btn { flex: 1; }
.actions { flex-wrap: wrap; }
.actions .btn { flex: 1 1 auto; }

.btn {
  font: inherit; border: 1px solid var(--border); background: var(--surface); color: var(--text);
  padding: 6px 12px; border-radius: var(--radius); cursor: pointer; white-space: nowrap;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.btn.ghost { background: transparent; }
.icon { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 13px; padding: 4px 6px; }
.icon:hover { color: var(--err); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font: inherit; font-size: 12px; border: 1px solid var(--border); background: var(--bg); color: var(--text);
  padding: 4px 10px; border-radius: 999px; cursor: pointer;
}
.chip.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
#customPrompt { margin-top: 8px; }

.status { margin-top: 10px; font-size: 12px; min-height: 16px; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

.prov { border: 1px solid var(--border); border-radius: var(--radius); padding: 8px; margin-top: 8px; background: var(--surface); }
.prov > input { margin-top: 6px; }
.prov-head { display: flex; gap: 4px; align-items: center; }
.prov-head input { font-weight: 600; }
.prov .p-msg { margin-top: 6px; }
.check { display: flex; align-items: center; gap: 6px; margin-top: 8px; font-size: 12px; color: var(--muted); cursor: pointer; }
.check input { width: auto; margin: 0; }

.mode-row { display: grid; grid-template-columns: 1fr; gap: 4px; margin-top: 8px; padding-bottom: 8px; border-bottom: 1px dashed var(--border); }
.mode-row input { font-weight: 600; }
.save { margin-top: 18px; }
.save .btn { flex: 1; }
.ver { margin: 28px 0 4px; text-align: center; font-size: 10px; color: var(--muted); opacity: .45; letter-spacing: .02em; }

.busy { position: relative; color: transparent !important; }
.busy::after {
  content: ""; position: absolute; inset: 0; margin: auto; width: 14px; height: 14px;
  border: 2px solid var(--accent-text); border-right-color: transparent; border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ----- Поиск ----- */
.res-h { font-weight: 600; margin: 14px 0 6px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .03em; }
.res {
  display: block; width: 100%; text-align: left; font: inherit; color: var(--text);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 8px 10px; margin-top: 6px; cursor: pointer;
}
.res:hover { border-color: var(--accent); }
.res .r-top { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; color: var(--muted); }
.res .r-from { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.res .r-subj { font-weight: 600; margin-top: 2px; overflow-wrap: anywhere; }
.res .r-prev { font-size: 12px; color: var(--muted); margin-top: 2px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.res .r-why { font-size: 12px; color: var(--accent); margin-top: 4px; }
.more { margin-top: 8px; }