/* 知识库 (review, versions, invalidation), 客服助手 and the AI settings form. */

/* ---- status tabs & toolbar ---- */
.kb-status-tabs { display: flex; gap: 4px; flex-wrap: wrap; margin: -6px 0 16px; padding-bottom: 12px; border-bottom: 1px solid var(--rule-soft); }
.kb-status-tabs button { display: inline-flex; align-items: center; gap: 6px; border: 0; background: transparent; padding: 7px 12px; border-radius: 999px;
  color: var(--ink-2); font-size: var(--text-sm); cursor: pointer; }
.kb-status-tabs button:hover { background: rgba(28, 34, 31, .05); }
.kb-status-tabs button[aria-selected="true"] { background: var(--ink); color: var(--sheet-raised); }
.kb-status-tabs .count { font: 500 12px var(--font-numeral); opacity: .7; }
.kb-status-tabs .review-tab { margin-left: auto; border: 1px solid var(--ochre-soft); background: var(--ochre-soft); color: #6d4f1d; }
.kb-status-tabs .review-tab[aria-selected="true"] { background: var(--ochre); color: #fffaf0; }
.kb-main { min-width: 0; }
.kb-toolbar { display: flex; gap: 10px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.kb-toolbar .search { max-width: 420px; flex: 1; min-width: 220px; }
.bulk-bar { position: sticky; top: 76px; z-index: 5; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 10px 14px; margin-bottom: 12px;
  border-radius: 12px; background: var(--ink); color: var(--sheet-raised); box-shadow: var(--shadow-lift); }
.bulk-bar .btn { background: rgba(255, 253, 248, .1); color: var(--sheet-raised); border-color: rgba(255, 253, 248, .2); }
.bulk-bar .btn.rose { background: var(--rose); border-color: var(--rose); }
.bulk-bar .btn.ghost { background: transparent; }

/* ---- cards ---- */
.kb-card .check { margin: -3px 2px -3px -4px; }
.kb-card.selected { outline: 2px solid var(--ink); outline-offset: -1px; }
.kb-card.status-invalid, .kb-card.status-archived { background: repeating-linear-gradient(135deg, var(--sheet), var(--sheet) 10px, var(--paper) 10px, var(--paper) 11px); }
.kb-card.status-invalid h4, .kb-card.status-archived h4 { color: var(--ink-3); text-decoration: line-through; text-decoration-color: var(--rose); text-decoration-thickness: 1.5px; }
.kb-card.status-draft { border-style: dashed; }
.kb-invalid-note { display: flex; gap: 5px; align-items: center; font-size: 12px; color: var(--rose-deep); }
.status-tag.celadon::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--celadon); margin-right: 5px; }
.status-tag.ochre::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--ochre); margin-right: 5px; }

/* ---- drawer ---- */
.kb-banner { display: flex; align-items: flex-start; gap: 10px; padding: 11px 13px; margin-bottom: 12px; border-radius: 10px; background: var(--paper-deep);
  font-size: var(--text-sm); line-height: 1.6; }
.kb-banner > svg { flex: none; margin-top: 3px; }
.kb-banner > div { flex: 1; }
.kb-banner small { display: block; color: var(--ink-3); }
.kb-banner.rose { background: var(--rose-wash); color: var(--rose-deep); }
.kb-banner.ochre { background: var(--ochre-soft); color: #6d4f1d; }
.kb-review-bar { display: flex; align-items: center; gap: 8px; padding: 10px 12px; margin: -4px 0 14px; border-radius: 10px; border: 1px solid var(--ochre-soft);
  font-size: var(--text-sm); font-weight: 600; }
.kb-meta { flex-wrap: wrap; margin-bottom: 12px; }
.kb-meta .muted { font-size: 11px; margin-left: auto; }
.version-list, .event-list, .change-list, .search-test-list, .sweep-list, .service-log { list-style: none; margin: 0; padding: 0; }
.version-list li { padding: 10px 12px; border-radius: 10px; border: 1px solid var(--rule-soft); margin-bottom: 8px; }
.version-list li.current { border-color: var(--celadon); box-shadow: inset 3px 0 0 var(--celadon); }
.version-list p { font-size: 12px; margin-top: 4px; }
.event-list li { display: flex; gap: 8px; align-items: baseline; flex-wrap: wrap; padding: 6px 0; border-bottom: 1px dashed var(--rule-soft); font-size: 12.5px; }
.spacer-left { margin-left: auto; }
.diff-fields { margin: 0 0 12px; padding-left: 18px; font-size: var(--text-sm); }
.diff-fields del { color: var(--rose-deep); } .diff-fields ins { color: #3c5c4c; text-decoration: none; }
.diff-body { font: 12.5px/1.7 var(--font-mono); background: var(--sheet-raised); border: 1px solid var(--rule-soft); border-radius: 8px; padding: 8px 0; max-height: 46vh; overflow: auto; }
.diff-line { padding: 0 12px; white-space: pre-wrap; }
.diff-line.add { background: var(--celadon-soft); } .diff-line.del { background: var(--rose-wash); text-decoration: line-through; color: var(--ink-3); }
.diff-line.hunk { color: var(--indigo); }

/* ---- editor & dialogs ---- */
.modal:has(.kb-editor), .modal:has(.sweep), .modal:has(.search-test-form), .modal:has(.diff-body) { width: min(720px, calc(100vw - 32px)); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.grid-2 .full { grid-column: 1 / -1; }
.kb-editor-note { font-size: var(--text-sm); padding: 8px 12px; border-radius: 8px; background: var(--indigo-soft); color: var(--indigo); }
.kb-editor .actions { flex-wrap: wrap; }
.sweep-status { display: flex; align-items: center; gap: 10px; margin: 14px 0; color: var(--ink-2); }
.sweep-list { margin: 14px 0; display: flex; flex-direction: column; gap: 8px; max-height: 42vh; overflow: auto; }
.sweep-item { display: flex; gap: 10px; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--rule-soft); background: var(--sheet-raised); }
.sweep-item[data-verdict="invalidate"] { border-color: var(--rose-soft); background: var(--rose-wash); }
.sweep-item[data-verdict="keep"] { opacity: .7; }
.sweep-main { flex: 1; min-width: 0; }
.sweep-main .row { flex-wrap: wrap; }
.sweep-reason { font-size: 12.5px; color: var(--ink-2); margin: 4px 0; }
.change-list li { padding: 12px 0; border-bottom: 1px solid var(--rule-soft); display: flex; flex-direction: column; gap: 5px; font-size: var(--text-sm); }
.change-list li.undone { opacity: .55; }
.search-test-form { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; margin: 12px 0; }
.search-test-list li { padding: 10px 0; border-bottom: 1px solid var(--rule-soft); }
.search-test-list .row { flex-wrap: wrap; }
.search-test-list p { font-size: 12.5px; margin-top: 4px; }

/* ---- 客服助手 ---- */
.service-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 18px; align-items: start; }
.service-ask { padding: 20px 22px; display: flex; flex-direction: column; gap: 16px; }
.service-reply { border-radius: 12px; border: 1px solid var(--rule-soft); background: var(--sheet-raised); padding: 14px 16px; }
.reply-head { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.reply-text { font-size: var(--text-md); line-height: 1.8; white-space: pre-wrap; }
.caret { display: inline-block; width: 7px; height: 16px; background: var(--rose); vertical-align: -2px; margin-left: 2px; animation: blink 1s steps(2) infinite; }
@keyframes blink { to { opacity: 0; } }
.service-sources ul { list-style: none; padding: 0; margin: 6px 0 0; display: flex; flex-direction: column; gap: 4px; }
.service-sources li { display: flex; gap: 8px; align-items: baseline; font-size: var(--text-sm); }
.link-button { border: 0; background: none; padding: 0; color: var(--indigo); cursor: pointer; font: inherit; text-align: left; }
.link-button:hover { text-decoration: underline; }
.service-side h3 { font: 600 15px/1.3 var(--font-display); margin-bottom: 10px; }
.service-log { display: flex; flex-direction: column; gap: 6px; }
.log-button { width: 100%; display: flex; flex-direction: column; gap: 3px; text-align: left; border: 1px solid var(--rule-soft); background: var(--sheet); border-radius: 10px;
  padding: 9px 11px; cursor: pointer; font: inherit; color: var(--ink); }
.log-button:hover { border-color: var(--rule); box-shadow: var(--shadow-paper); }
.log-button small { font-size: 11px; }
@media (max-width: 960px) { .service-layout { grid-template-columns: 1fr; } }

/* ---- AI settings form ---- */
.settings-form { gap: 14px; }
.form-card { padding: 18px 22px; display: flex; flex-direction: column; gap: 14px; }
.form-card h3 { font: 600 16px/1.3 var(--font-display); }
.form-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 20px; align-items: center; padding-top: 12px; border-top: 1px dashed var(--rule-soft); }
.form-row p { font-size: 12.5px; margin-top: 2px; max-width: 520px; }
.check-row { display: flex; gap: 14px; }
.check-label { display: inline-flex; align-items: center; gap: 6px; font-size: var(--text-sm); cursor: pointer; }
.input.narrow { width: 100px; }
.provider-choice { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.provider { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--rule); cursor: pointer; background: var(--sheet-raised); }
.provider input { position: absolute; opacity: 0; pointer-events: none; }
.provider small { font-size: 11.5px; color: var(--ink-3); }
.provider.active { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.field em.saved { font-style: normal; font-size: 11px; color: #3c5c4c; background: var(--celadon-soft); padding: 1px 6px; border-radius: 4px; margin-left: 6px; }
@media (max-width: 760px) { .form-row { grid-template-columns: 1fr; } .provider-choice { grid-template-columns: 1fr; } .grid-2 { grid-template-columns: 1fr; } }
.kb-toolbar .select { width: auto; flex: none; }
.version-list .row { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; }
.page-knowledge .page-head .row { flex-wrap: wrap; }
@media (max-width: 680px) { .kb-status-tabs .review-tab { margin-left: 0; } }
.kb-health { display: flex; align-items: flex-start; gap: 8px; margin: -8px 0 14px; padding: 9px 12px; border-radius: 10px; background: var(--indigo-soft); color: var(--indigo); font-size: var(--text-sm); line-height: 1.6; }
.kb-health > svg { flex: none; margin-top: 3px; }