/* Cited Concierge (RAG) — real reference build.
   Brand shell copied from northlink-ai/demos/agedcare_care-policy-concierge.html
   (tokens inlined so this build needs no shared.css), plus the live-layer CSS:
   A2 confidence bar, B2 retrieval viz, C2 refusal proof, D partial flag. */

:root {
  --color-purple: #A77ACD;
  --color-purple-light: #F0EBF4;
  --color-black: #1A1B25;
  --color-slate-black: #1A1B25;
  --color-secondary: #555555;
  --color-orange: #F26541;
  --color-success: #22C55E;
  --color-slate-gray: #8D8D92;
  --color-light-gray: #e6e4e0;
  --color-warning: #F59E0B;
  --font-stack: 'Epilogue', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
  --radius-sm: 8px;
  --radius-pill: 999px;
}

* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { font-family: var(--font-stack); color: var(--color-black); background: #fff; }

.demo-frame { position: relative; height: 100vh; overflow: hidden; }
.demo-main { display: flex; height: 100%; overflow: hidden; }

/* ── Corpus panel ───────────────────────────────────────────────── */
.panel-corpus {
  flex: 0 0 28%; padding: 20px; overflow-y: auto;
  border-right: 1px solid var(--color-light-gray); background: #fafafa;
}
.panel-convo {
  flex: 1; padding: 24px 28px 18px; overflow-y: auto; background: #fff;
  display: flex; flex-direction: column;
}
.panel-heading {
  font-size: 16px; font-weight: 700; color: var(--color-black); margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}

.doc-item {
  display: flex; align-items: flex-start; gap: 10px; padding: 10px 12px; margin-bottom: 8px;
  background: #fff; border: 1px solid var(--color-light-gray); border-radius: var(--radius-sm);
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.doc-item .doc-icon { font-size: 16px; flex-shrink: 0; }
.doc-item .doc-name { font-size: 13px; font-weight: 600; color: var(--color-black); line-height: 1.3; }
.doc-item .doc-ver  { font-family: var(--font-mono); font-size: 11px; color: var(--color-slate-gray); margin-top: 2px; }
.doc-item.retrieved {
  border-color: var(--color-purple); background: var(--color-purple-light);
  box-shadow: 0 0 12px rgba(167,122,205,.25);
}
.doc-item.flash { animation: doc-flash 1.2s ease; }
@keyframes doc-flash {
  0% { box-shadow: 0 0 0 rgba(167,122,205,0); }
  25% { box-shadow: 0 0 18px rgba(167,122,205,.7); border-color: var(--color-purple); }
  100% { box-shadow: 0 0 0 rgba(167,122,205,0); }
}
.cited-tag {
  display: inline-block; margin-top: 4px; font-family: var(--font-mono); font-size: 10px;
  font-weight: 600; color: #fff; background: var(--color-purple); padding: 1px 7px; border-radius: var(--radius-pill);
}
.corpus-meta {
  margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--color-light-gray);
  font-family: var(--font-mono); font-size: 11px; color: var(--color-slate-gray); line-height: 1.6;
}
.corpus-meta .dot { color: var(--color-success); }

/* ── Conversation thread ────────────────────────────────────────── */
.convo-thread { flex: 1; max-width: 780px; }
.turn { margin-bottom: 26px; }

.empty-hint { color: var(--color-slate-gray); padding: 18px 2px; max-width: 540px; }
.empty-hint .eh-title { font-size: 18px; font-weight: 700; color: var(--color-black); margin-bottom: 6px; }
.empty-hint .eh-sub { font-size: 14px; line-height: 1.6; }

.q-row { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.q-row .q-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: var(--color-slate-gray); }
.q-bubble {
  display: inline-block; max-width: 80%; background: var(--color-black); color: #fff;
  padding: 11px 16px; border-radius: 14px 14px 14px 4px; font-size: 14px; line-height: 1.5;
}

.searching {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px;
  color: var(--color-purple); font-weight: 600; padding: 8px 14px;
  border-radius: var(--radius-pill); background: #f5f0ff; margin-top: 14px;
}
.searching .pulse-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--color-purple);
  animation: search-pulse 1s ease-in-out infinite;
}
@keyframes search-pulse { 0%,100% { opacity: .3; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.2); } }

.a-block { display: flex; gap: 12px; margin-top: 14px; }
.a-avatar {
  flex-shrink: 0; width: 30px; height: 30px; border-radius: 50%; background: var(--color-purple);
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700;
}
.a-body { flex: 1; min-width: 0; }
.a-text { font-size: 14px; line-height: 1.7; color: var(--color-black); min-height: 1.7em; }

/* ── Source card + A2 confidence bar ────────────────────────────── */
.source-card {
  margin-top: 12px; border: 1px solid var(--color-light-gray); border-left: 3px solid var(--color-purple);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0; overflow: hidden; background: #fff;
}
.source-card .sc-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 8px 12px; background: var(--color-purple-light);
}
.sc-cite { font-family: var(--font-mono); font-size: 12px; font-weight: 500; color: #5b3a82; }
.sc-cite.link { cursor: pointer; text-decoration: underline dotted; text-underline-offset: 3px; }
.sc-cite.link:hover { color: var(--color-purple); }
.sc-conf { font-family: var(--font-mono); font-size: 11px; font-weight: 600; color: var(--color-success); white-space: nowrap; }
.sc-conf.thin { color: #b45309; }
.conf-bar { height: 5px; background: #ece9f3; overflow: hidden; }
.conf-bar > i {
  display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--color-purple), var(--color-success));
  transition: width .9s cubic-bezier(.3,.7,.4,1);
}
.conf-bar.thin > i { background: linear-gradient(90deg, #fbbf24, var(--color-warning)); }
.sc-quote { padding: 10px 12px; font-size: 13px; line-height: 1.6; color: var(--color-slate-black); font-style: italic; }
.sc-quote::before { content: '\201C'; color: var(--color-purple); font-weight: 700; }
.sc-quote::after  { content: '\201D'; color: var(--color-purple); font-weight: 700; }

/* ── B2 retrieval visualization (collapsed, click to expand) ────── */
.retr-mini {
  margin-top: 10px; font-family: var(--font-mono); font-size: 11px; color: var(--color-slate-gray);
  cursor: pointer; user-select: none; display: inline-flex; align-items: center; gap: 6px;
}
.retr-mini b { color: #5b3a82; }
.retr-mini .chev { color: var(--color-purple); transition: transform .2s; display: inline-block; }
.retr-mini.open .chev { transform: rotate(90deg); }
.retr {
  margin-top: 8px; border: 1px dashed #d8d6d2; border-radius: var(--radius-sm);
  padding: 10px 12px; background: #fafafa; display: none;
}
.retr.open { display: block; }
.retr-h {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--color-slate-gray); margin-bottom: 8px;
}
.chunk { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; font-size: 11px; }
.chunk .nm { font-family: var(--font-mono); color: #5b3a82; white-space: nowrap; flex: 0 0 160px; overflow: hidden; text-overflow: ellipsis; }
.chunk .bar { flex: 1; height: 6px; border-radius: 3px; background: #ece9f3; overflow: hidden; }
.chunk .bar > i { display: block; height: 100%; background: var(--color-purple); border-radius: 3px; }
.chunk.win .bar > i { background: var(--color-success); }
.chunk .pct { font-family: var(--font-mono); color: var(--color-slate-gray); flex: 0 0 34px; text-align: right; }

/* ── Feedback row ───────────────────────────────────────────────── */
.fb-row { display: flex; align-items: center; gap: 8px; margin-top: 10px; font-size: 12px; color: var(--color-slate-gray); }
.fb-btn {
  cursor: pointer; border: 1px solid var(--color-light-gray); background: #fff; border-radius: var(--radius-pill);
  padding: 3px 12px; font-size: 12px; color: var(--color-slate-black); transition: background .2s, border-color .2s;
}
.fb-btn:hover { background: #f5f0ff; border-color: var(--color-purple); color: var(--color-purple); }

/* ── D partial flag ─────────────────────────────────────────────── */
.partial-flag {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 10px; font-size: 11px;
  font-family: var(--font-mono); color: #b45309; background: #fff7ed; border: 1px solid #fed7aa;
  border-radius: var(--radius-pill); padding: 3px 10px;
}

/* ── Refusal (C2) — warning, not error: refusing correctly is the product ── */
.refusal {
  margin-top: 14px; padding: 14px 16px; background: #fef3c7; border-left: 3px solid var(--color-warning);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: #92400e;
}
.refusal .ref-title { font-weight: 700; font-size: 14px; display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.refusal .ref-text { font-size: 13px; line-height: 1.6; }
.refusal .ref-searched {
  margin-top: 10px; padding-top: 10px; border-top: 1px solid #f0d98a;
  font-family: var(--font-mono); font-size: 10.5px; color: #a8780f; line-height: 1.7;
}
.refusal .esc-btn {
  margin-top: 12px; background: var(--color-warning); color: #3a2a00; border: none;
  border-radius: var(--radius-pill); padding: 7px 16px; font-family: var(--font-stack);
  font-weight: 600; font-size: 13px; cursor: pointer;
}
.refusal .esc-btn:hover { filter: brightness(1.05); }
.refusal.pulse { animation: amber-pulse 2s ease-in-out infinite; }
@keyframes amber-pulse { 0%,100% { box-shadow: 0 0 0 rgba(245,158,11,0); } 50% { box-shadow: 0 0 14px rgba(245,158,11,.4); } }

/* ── Ask box + starters ─────────────────────────────────────────── */
.ask-wrap { max-width: 780px; }
.starters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.starter-chip {
  cursor: pointer; border: 1px solid var(--color-light-gray); background: #fff; color: var(--color-slate-black);
  border-radius: var(--radius-pill); padding: 6px 13px; font-size: 12.5px; font-family: var(--font-stack);
  transition: background .2s, border-color .2s, color .2s;
}
.starter-chip:hover { background: #f5f0ff; border-color: var(--color-purple); color: var(--color-purple); }
.ask-box {
  display: flex; align-items: center; gap: 10px; border: 1px solid var(--color-light-gray);
  border-radius: var(--radius-pill); padding: 8px 8px 8px 18px; background: #fff;
}
.ask-box input {
  flex: 1; border: none; outline: none; font-family: var(--font-stack); font-size: 14px;
  color: var(--color-black); background: transparent;
}
.ask-box .send {
  width: 34px; height: 34px; border-radius: 50%; background: var(--color-purple); color: #fff;
  border: none; cursor: pointer; font-size: 15px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: opacity .2s;
}
.ask-box.busy { opacity: .6; pointer-events: none; }

/* ── reveal ─────────────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .4s ease, transform .4s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ── toast ──────────────────────────────────────────────────────── */
.toast-container { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast {
  background: var(--color-black); color: #fff; padding: 10px 18px; border-radius: var(--radius-pill);
  font-size: 13px; font-weight: 500; box-shadow: 0 6px 24px rgba(0,0,0,.2);
  opacity: 0; transform: translateY(8px); transition: opacity .25s, transform .25s;
}
.toast.show { opacity: 1; transform: none; }
.toast.success { background: #157347; }
.toast.info { background: #2d2f3a; }

@media (max-width: 1024px) {
  .demo-frame { height: auto; }
  .demo-main { flex-direction: column; height: auto; }
  .panel-corpus, .panel-convo { flex: none; width: 100%; border-right: none; border-bottom: 1px solid var(--color-light-gray); }
}