/* ────────────────────────────────────────────────────────────────
 * Ask Matter — Phase 1.5
 * ────────────────────────────────────────────────────────────────
 * Matter-scoped Q&A surface inside #matter-detail-view. Two-column
 * desktop layout (composer + answer on the left, citation rail on
 * the right). Stacks under 1100px per the multi-column UI rule
 * (see feedback-multi-column-ui memory).
 */

#ask-matter-panel {
  margin-bottom: 1rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 0.75rem 0.9rem 0.85rem;
}

/* ── Status chip ── */
.ask-matter-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
}
.ask-matter-status .chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.15rem 0.5rem;
  background: var(--bg-muted);
  border-radius: 999px;
  color: var(--text-muted);
  font-weight: 500;
}
.ask-matter-status .chip.warn {
  background: rgba(217, 165, 65, 0.18);
  color: var(--gold-dark, #8a6b1f);
}
.ask-matter-status .chip.error {
  background: rgba(196, 64, 64, 0.15);
  color: #9c3434;
}

/* Index button — manual recovery for failed silent uploads. Sits
 * next to the status chips when there's anything to backfill. */
.ask-matter-index-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--gold);
  color: var(--white);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.12s, opacity 0.12s;
}
.ask-matter-index-btn:hover:not(:disabled) {
  background: var(--gold-dark, #8a6b1f);
}
.ask-matter-index-btn:disabled {
  opacity: 0.7;
  cursor: progress;
}
.ask-matter-index-btn .ask-matter-loader {
  width: 8px;
  height: 8px;
  border-width: 1.5px;
  font-size: 0;
}
.ask-matter-index-btn .ask-matter-loader::before {
  width: 8px;
  height: 8px;
  border-width: 1.5px;
  border-top-color: var(--white);
}

/* ── Layout ── */
.ask-matter-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 18rem;
  gap: 1rem;
  align-items: start;
}
@media (max-width: 1100px) {
  .ask-matter-layout { grid-template-columns: 1fr; }
}

/* ── Composer ── */
.ask-matter-composer {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.6rem;
}
.ask-matter-composer input[type="text"] {
  flex: 1;
  min-width: 0;
  font-size: 0.875rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  background: var(--white);
  color: var(--text);
}
.ask-matter-composer input[type="text"]:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 2px rgba(217, 165, 65, 0.15);
}
.ask-matter-composer button {
  flex-shrink: 0;
  font-size: 0.8125rem;
  padding: 0.55rem 1rem;
}

/* ── Answer surface ── */
.ask-matter-answer {
  min-height: 1.5rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}
.ask-matter-answer.empty {
  color: var(--text-muted);
  font-style: italic;
  font-size: 0.8125rem;
}
.ask-matter-answer.streaming::after {
  content: '▍';
  display: inline-block;
  animation: ask-matter-blink 1s steps(2) infinite;
  color: var(--gold);
  margin-left: 0.1rem;
}
@keyframes ask-matter-blink {
  to { opacity: 0; }
}
.ask-matter-error {
  color: #9c3434;
  font-size: 0.8125rem;
  padding: 0.5rem 0.7rem;
  background: rgba(196, 64, 64, 0.08);
  border-left: 3px solid #c44040;
  border-radius: var(--r-sm);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.6rem;
}
.ask-matter-retry-btn {
  margin-left: auto;
  padding: 0.25rem 0.7rem;
  font-size: 0.72rem;
  font-weight: 600;
  background: var(--gold);
  color: var(--white);
  border: none;
  border-radius: 999px;
  cursor: pointer;
}
.ask-matter-retry-btn:hover {
  background: var(--gold-dark, #8a6b1f);
}

/* ── Answer body: markdown + citation refs + feedback bar ── */
.ask-matter-answer-body {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--text);
}
.ask-matter-answer-body p {
  margin: 0 0 0.7rem 0;
}
.ask-matter-answer-body p:last-child {
  margin-bottom: 0;
}
.ask-matter-answer-body strong {
  font-weight: 700;
  color: var(--text);
}
.ask-matter-answer-body em {
  font-style: italic;
}

/* Inline citation reference — clickable, scrolls + highlights matching rail card */
.ask-matter-citation-ref {
  display: inline;
  background: rgba(217, 165, 65, 0.12);
  color: var(--gold-dark, #8a6b1f);
  border: none;
  padding: 0.05rem 0.3rem;
  border-radius: var(--r-sm);
  cursor: pointer;
  font-size: 0.85em;
  font-weight: 500;
  font-family: inherit;
  text-align: left;
  line-height: inherit;
  transition: background 0.12s;
}
.ask-matter-citation-ref:hover {
  background: rgba(217, 165, 65, 0.28);
  text-decoration: underline;
}

/* Feedback bar under each completed answer */
.ask-matter-feedback {
  margin-top: 0.75rem;
  padding-top: 0.55rem;
  border-top: 1px dashed var(--border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  color: var(--text-muted);
}
.ask-matter-feedback-label {
  font-weight: 500;
}
.ask-matter-feedback-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem 0.45rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  cursor: pointer;
  color: var(--text-muted);
  transition: border-color 0.12s, color 0.12s, background 0.12s;
}
.ask-matter-feedback-btn:hover:not(:disabled) {
  border-color: var(--gold);
  color: var(--gold);
}
.ask-matter-feedback-btn:disabled {
  cursor: default;
  opacity: 0.6;
}
.ask-matter-feedback-btn.is-active {
  border-color: var(--gold);
  background: var(--gold);
  color: var(--white);
  opacity: 1;
}
.ask-matter-feedback-thanks {
  font-style: italic;
  color: var(--gold-dark, #8a6b1f);
  margin-left: 0.25rem;
}

/* Cited-only rail: cited cards get a gold left bar; expander toggle */
.citation-card.is-cited {
  border-left: 3px solid var(--gold);
}
.citation-card.is-flashing {
  animation: ask-matter-flash 1.6s ease-out;
}
@keyframes ask-matter-flash {
  0%   { box-shadow: 0 0 0 3px rgba(217, 165, 65, 0.55); transform: translateY(-1px); }
  100% { box-shadow: 0 0 0 0 rgba(217, 165, 65, 0); transform: translateY(0); }
}
.ask-matter-rail-expander {
  width: 100%;
  margin-top: 0.4rem;
  padding: 0.4rem 0.5rem;
  font-size: 0.7rem;
  font-weight: 500;
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: var(--r-sm);
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color 0.12s, color 0.12s;
}
.ask-matter-rail-expander:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* Per-doc status dot in the matter docs list */
.doc-status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin: 0 0.3rem 0 -0.1rem;
  flex-shrink: 0;
  vertical-align: middle;
}
.doc-status-complete { background: #4ca56b; }
.doc-status-pending  { background: var(--gold); animation: ask-matter-blink 1.6s linear infinite; }
.doc-status-failed   { background: #c44040; cursor: help; }

/* ── Citation rail ── */
.ask-matter-rail {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.ask-matter-rail-empty {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: italic;
}
.ask-matter-rail-header {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  padding: 0 0.15rem 0.2rem;
}
.citation-card {
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 0.5rem 0.6rem;
  background: var(--white);
  cursor: pointer;
  transition: border-color 0.12s, transform 0.12s;
}
.citation-card:hover {
  border-color: var(--gold);
  transform: translateY(-1px);
}
.citation-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.25rem;
}
.citation-card-title {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}
.citation-card-meta {
  display: flex;
  gap: 0.35rem;
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}
.citation-card-page {
  color: var(--gold-dark, #8a6b1f);
  font-weight: 600;
}
.citation-card-score {
  background: var(--bg-muted);
  padding: 0.05rem 0.3rem;
  border-radius: 999px;
  font-size: 0.6rem;
  color: var(--text-muted);
}
.citation-card-snippet {
  font-size: 0.7rem;
  line-height: 1.4;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.citation-card-why {
  margin-top: 0.3rem;
  font-size: 0.6rem;
  color: var(--gold);
  font-style: italic;
}

/* ── Loading state ── */
.ask-matter-loader {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}
.ask-matter-loader::before {
  content: '';
  width: 10px;
  height: 10px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: ask-matter-spin 0.6s linear infinite;
}
@keyframes ask-matter-spin {
  to { transform: rotate(360deg); }
}