/* ── 知识单元类型色标 ── */

.unit-badge.method { background: #E3F2FD; color: #1565C0; }
.unit-badge.data { background: #E8F5E9; color: #2E7D32; }
.unit-badge.case { background: #FFF3E0; color: #E65100; }
.unit-badge.concept { background: #F3E5F5; color: #6A1B9A; }
.unit-badge.tool { background: #E0F7FA; color: #00695C; }
.unit-badge.rule { background: #FBE9E7; color: #BF360C; }
.unit-badge.mistake { background: #FFEBEE; color: #C62828; }

/* ── 知识管理台 — 专业看板 ── */

.km-header {
  margin-bottom: 28px;
}

.km-header h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--km-text);
  letter-spacing: -0.3px;
}

.km-header p {
  font-size: 13px;
  color: var(--km-text-secondary);
  margin-top: 4px;
}

.km-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  padding: 12px 16px;
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  box-shadow: var(--km-shadow-sm);
}

.km-toolbar .tabs {
  border-bottom: none;
  margin-bottom: 0;
  flex: 1;
}

.km-toolbar .tab {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  color: var(--km-text-secondary);
  border-bottom: none;
  border-radius: 6px;
  transition: all 0.2s;
}

.km-toolbar .tab:hover {
  color: var(--km-text);
  background: var(--km-bg-hover);
}

.km-toolbar .tab.active {
  color: #fff;
  background: var(--km-primary-gradient);
  border-bottom: none;
  font-weight: 600;
}

.tag-cloud-item {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 12px;
  background: var(--km-bg-card);
  color: var(--km-text);
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
}

.tag-cloud-item:hover {
  background: var(--km-primary-gradient);
  color: #fff;
  border-color: var(--km-primary);
}

.km-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid var(--km-border);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  background: var(--km-bg-card);
  color: var(--km-text);
  transition: all 0.2s;
  font-family: inherit;
}

.km-btn:hover {
  border-color: var(--km-primary);
  color: var(--km-primary);
  background: var(--km-primary-light);
}

.km-btn-primary {
  background: var(--km-primary-gradient);
  color: #fff;
  border: none;
}

.km-btn-primary:hover {
  opacity: 0.9;
  color: #fff;
}

/* ── 统计卡片网格 ── */

.km-stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.km-stat-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 18px 16px;
  position: relative;
  overflow: hidden;
  transition: all 0.2s;
  box-shadow: var(--km-shadow-sm);
}

.km-stat-card:hover {
  box-shadow: var(--km-shadow-md);
  transform: translateY(-1px);
  border-color: var(--km-primary);
}

.km-stat-card .km-stat-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--km-primary-gradient);
}

.km-stat-card .km-stat-value {
  font-size: 26px;
  font-weight: 700;
  color: var(--km-text);
  line-height: 1.2;
}

.km-stat-card .km-stat-label {
  font-size: 12px;
  color: var(--km-text-secondary);
  margin-top: 4px;
  font-weight: 500;
}

.km-stat-card .km-stat-icon {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.15;
}

.km-stat-card .km-stat-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--km-primary);
  stroke-width: 2;
  fill: none;
}

/* ── 分布水平条 ── */

.km-dist-section {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 20px 24px;
  margin-bottom: 16px;
  box-shadow: var(--km-shadow-sm);
}

.km-dist-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--km-text);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.km-dist-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  padding: 4px 0;
}

.km-dist-label {
  width: 90px;
  font-size: 12px;
  color: var(--km-text-secondary);
  flex-shrink: 0;
  text-align: right;
  font-weight: 500;
}

.km-dist-track {
  flex: 1;
  height: 8px;
  background: #f0f0f0;
  border-radius: 4px;
  overflow: hidden;
}

.km-dist-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.6s ease;
}

.km-dist-fill.method { background: #3B82F6; }
.km-dist-fill.data { background: #10B981; }
.km-dist-fill.case { background: #F59E0B; }
.km-dist-fill.concept { background: #8B5CF6; }
.km-dist-fill.tool { background: #06B6D4; }
.km-dist-fill.rule { background: #F97316; }
.km-dist-fill.mistake { background: #EF4444; }
.km-dist-fill.person { background: #EC4899; }
.km-dist-fill.product { background: #3B82F6; }
.km-dist-fill.customer { background: #10B981; }
.km-dist-fill.methodology { background: #8B5CF6; }
.km-dist-fill.content { background: #F59E0B; }

.km-dist-value {
  width: 60px;
  font-size: 12px;
  color: var(--km-text);
  font-weight: 600;
  text-align: right;
  flex-shrink: 0;
}

/* ── 建议条目 ── */

.km-suggestion {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  margin-bottom: 6px;
  background: var(--km-bg-hover);
  border-radius: 8px;
  font-size: 13px;
  line-height: 1.5;
}

.km-suggestion .km-sug-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 10px;
  color: #fff;
  font-weight: 700;
}

.km-suggestion .km-sug-icon.info { background: #3B82F6; }
.km-suggestion .km-sug-icon.warn { background: #F59E0B; }
.km-suggestion .km-sug-icon.error { background: #EF4444; }
.km-suggestion .km-sug-icon.success { background: #10B981; }

/* ── 洞见卡片 ── */

.km-insight-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 20px 24px;
  margin-bottom: 12px;
  box-shadow: var(--km-shadow-sm);
  border-left: 4px solid var(--km-primary);
}

.km-insight-card .km-insight-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--km-text);
  margin-bottom: 8px;
}

.km-insight-card .km-insight-body {
  font-size: 13px;
  color: var(--km-text-secondary);
  line-height: 1.7;
}

/* ── 日志条目 ── */

.km-log-entry {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 14px;
  margin-bottom: 4px;
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: 8px;
  font-size: 12px;
  line-height: 1.5;
  transition: background 0.15s;
}

.km-log-entry:hover {
  background: var(--km-bg-hover);
}

.km-log-time {
  width: 80px;
  flex-shrink: 0;
  color: var(--km-text-secondary);
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 11px;
}

.km-log-action {
  font-weight: 600;
  color: var(--km-primary);
  margin-right: 6px;
}

.km-log-detail {
  color: var(--km-text-secondary);
  flex: 1;
}

.km-log-status {
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.km-log-status.ok { background: #D1FAE5; color: #065F46; }
.km-log-status.fail { background: #FEE2E2; color: #991B1B; }
.km-log-status.skip { background: #FEF3C7; color: #92400E; }

/* ── 知识库升级 ── */

.kb-search-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 20px 24px;
  margin-bottom: 20px;
  box-shadow: var(--km-shadow-sm);
}

.kb-search-card .kb-search-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.kb-search-card input[type="text"] {
  flex: 1;
  padding: 10px 16px;
  border: 1px solid var(--km-border);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  font-family: inherit;
  color: var(--km-text);
  background: var(--km-bg-card);
}

.kb-search-card input[type="text"]:focus {
  border-color: var(--km-primary);
  box-shadow: 0 0 0 3px rgba(7,193,96,0.1);
}

.kb-search-card select {
  padding: 10px 14px;
  border: 1px solid var(--km-border);
  border-radius: 8px;
  font-size: 13px;
  color: var(--km-text);
  background: var(--km-bg-card);
  outline: none;
  font-family: inherit;
}

.kb-search-card .kb-filter-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.kb-search-card .kb-filter-label {
  font-size: 12px;
  color: var(--km-text-secondary);
  font-weight: 500;
}

.kb-tabs {
  display: flex;
  gap: 0;
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 4px;
  margin-bottom: 20px;
  box-shadow: var(--km-shadow-sm);
}

.kb-tab {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  color: var(--km-text-secondary);
  transition: all 0.2s;
  border: none;
  background: transparent;
  font-family: inherit;
}

.kb-tab:hover {
  color: var(--km-text);
  background: var(--km-bg-hover);
}

.kb-tab.active {
  color: #fff;
  background: var(--km-primary-gradient);
  font-weight: 600;
}

.kb-tab span {
  display: inline-block;
  min-width: 18px;
  padding: 0 6px;
  background: transparent;
  border-radius: 10px;
  font-size: 11px;
  margin-left: 4px;
}

.kb-tab.active span {
  background: rgba(255,255,255,0.2);
  color: #fff;
}

/* ── 知识单元卡片 ── */

.kb-unit-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 16px 20px;
  margin-bottom: 10px;
  box-shadow: var(--km-shadow-sm);
  transition: all 0.2s;
}

.kb-unit-card:hover {
  box-shadow: var(--km-shadow-md);
  border-color: var(--km-primary);
}

.kb-unit-card .kb-unit-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.kb-unit-card .kb-unit-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--km-text);
  flex: 1;
}

.kb-unit-card .kb-unit-content {
  font-size: 13px;
  color: var(--km-text-secondary);
  line-height: 1.6;
  margin-bottom: 8px;
}

.kb-unit-card .kb-unit-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.kb-unit-card .kb-unit-source {
  font-size: 11px;
  color: var(--km-text-secondary);
}

.kb-unit-card .kb-unit-date {
  font-size: 11px;
  color: var(--km-text-secondary);
}

.kb-unit-card .kb-unit-score {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--km-primary-light);
  color: var(--km-primary);
  font-weight: 600;
}

/* ── 统计卡微布局（用于 KB 头部统计） ── */

.kb-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.kb-stat {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: var(--km-shadow-sm);
}

.kb-stat .kb-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.kb-stat .kb-stat-icon svg {
  width: 20px;
  height: 20px;
  stroke: #fff;
  stroke-width: 2;
  fill: none;
}

.kb-stat .kb-stat-icon.green { background: var(--km-primary-gradient); }
.kb-stat .kb-stat-icon.blue { background: linear-gradient(135deg, #3B82F6, #2563EB); }
.kb-stat .kb-stat-icon.orange { background: linear-gradient(135deg, #F59E0B, #D97706); }
.kb-stat .kb-stat-icon.purple { background: linear-gradient(135deg, #8B5CF6, #7C3AED); }

.kb-stat .kb-stat-info { flex: 1; }
.kb-stat .kb-stat-info .num { font-size: 24px; font-weight: 700; color: var(--km-text); line-height: 1.2; }
.kb-stat .kb-stat-info .label { font-size: 12px; color: var(--km-text-secondary); margin-top: 2px; }

/* ── 积木浏览器 ── */
.km-units-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.km-unit-filter {
  padding: 6px 10px;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: var(--km-radius-md, 8px);
  font-size: 12px;
  background: var(--km-bg-card, #fff);
  color: var(--km-text, #374151);
  cursor: pointer;
}

.km-unit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 12px;
}

/* ── 课程工坊 ── */

.cr-chapter-list { display:flex;flex-direction:column;gap:10px;margin-top:12px; }

.cr-chapter-card {
  display:flex;gap:14px;padding:14px 16px;border:1px solid var(--border);
  border-radius:var(--radius);cursor:pointer;transition:all 0.12s;
}
.cr-chapter-card[open] { border-color:var(--primary); }
.cr-chapter-card:hover { border-color:var(--primary);background:var(--primary-light); }
details.cr-chapter-card { display:block;padding:0; }
details.cr-chapter-card summary { cursor:pointer;outline:none; }
details.cr-chapter-card summary::-webkit-details-marker { display:none; }
details.cr-chapter-card > summary { display:flex;align-items:center;gap:14px;padding:14px 16px; }

.cr-chapter-num {
  flex-shrink:0;width:48px;height:48px;display:flex;align-items:center;
  justify-content:center;background:var(--primary);color:#fff;
  border-radius:8px;font-size:13px;font-weight:700;
}

.cr-chapter-info { flex:1;min-width:0; }
.cr-chapter-title { font-weight:600;font-size:15px;margin-bottom:4px; }
.cr-chapter-question { font-size:13px;color:var(--text-secondary);margin-bottom:4px; }
.cr-chapter-concepts { font-size:12px;margin-bottom:4px; }
.cr-chapter-concepts .tag {
  display:inline-block;padding:2px 8px;margin:2px 4px 2px 0;
  background:var(--primary-light);color:var(--primary);border-radius:10px;
  font-size:11px;font-weight:500;
}
.cr-chapter-goal { font-size:12px;color:var(--text-secondary); }

.cr-hook, .cr-behavior {
  padding:12px 16px;margin-bottom:10px;border-radius:var(--radius);
  font-size:14px;line-height:1.6;
}
.cr-hook { background:#fff8e6;border-left:3px solid #ffa000; }
.cr-behavior { background:var(--primary-light);border-left:3px solid var(--primary); }

.cr-chapter-reader {
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:24px 28px;max-height:70vh;overflow-y:auto;line-height:1.8;
  font-size:15px;
}
.cr-chapter-header { padding-bottom:14px;margin-bottom:18px;border-bottom:2px solid var(--border); }
.cr-chapter-header h3 { margin:0 0 8px;font-size:18px; }
.cr-chapter-meta { font-size:13px;color:var(--text-secondary); }
.cr-chapter-body h2 { font-size:20px;margin:24px 0 12px;padding-bottom:6px;border-bottom:1px solid var(--border); }
.cr-chapter-body h3 { font-size:17px;margin:20px 0 10px; }
.cr-chapter-body h4 { font-size:15px;margin:16px 0 8px; }
.cr-chapter-body p { margin:0 0 12px; }
.cr-chapter-body pre {
  background:#1e1e2e;color:#cdd6f4;border-radius:8px;padding:14px 16px;
  overflow-x:auto;font-size:13px;margin:12px 0;
}
.cr-chapter-body code { font-family:"JetBrains Mono","SF Mono",monospace;font-size:.92em; }
.cr-chapter-body pre code { background:transparent;padding:0;color:inherit; }
.cr-chapter-body :not(pre) > code {
  background:#f0eee6;color:#7c2d12;padding:2px 6px;border-radius:4px;
}
.cr-chapter-body blockquote {
  margin:12px 0;padding:10px 14px;border-left:3px solid var(--primary);
  background:var(--primary-light);border-radius:0 6px 6px 0;
}
.cr-chapter-body ul, .cr-chapter-body ol { padding-left:1.5em;margin:8px 0; }
.cr-chapter-body li { margin:4px 0; }

.cr-visual-card {
  background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);
  margin-bottom:16px;overflow:hidden;
}
.cr-visual-header {
  padding:10px 16px;font-weight:600;font-size:14px;
  border-bottom:1px solid var(--border);background:var(--bg-gray);
}
.cr-visual-svg { padding:16px;text-align:center;overflow-x:auto; }
.cr-visual-svg svg { max-width:100%;height:auto; }
.cr-visual-caption { text-align:center;font-size:13px;color:var(--text-secondary);padding:0 16px 12px; }

.cr-tab-content { margin-top:12px; }

/* ── 知识单元卡片网格（Phase 1 / Layer 2）── */
.kb-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
@media (max-width: 1024px) { .kb-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .kb-card-grid { grid-template-columns: 1fr; } }

/* List view mode for knowledge cards */
.kb-card-grid.km-view-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kb-card-grid.km-view-list .kb-unit-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
}
.kb-card-grid.km-view-list .kb-unit-card .kb-unit-header {
  margin-bottom: 0;
  flex-shrink: 0;
  min-width: 140px;
}
.kb-card-grid.km-view-list .kb-unit-card .kb-unit-content {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 13px;
}
.kb-card-grid.km-view-list .kb-unit-card .kb-unit-meta {
  flex-shrink: 0;
}
.kb-card-grid.km-view-list .kb-unit-card .kb-unit-source {
  display: none;
}

/* ── 分组折叠 ── */
.km-group-section {
  margin-bottom: 12px;
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: var(--km-radius-md);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.km-group-section:hover {
  box-shadow: var(--km-shadow-sm);
}
.km-group-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
  border-bottom: 1px solid var(--km-border);
}
.km-group-header:hover {
  background: var(--km-bg-hover);
}
.km-group-arrow {
  font-size: 10px;
  color: var(--km-text-secondary);
  flex-shrink: 0;
  width: 14px;
  text-align: center;
  transition: transform 0.15s;
}
.km-group-type-badge {
  font-size: 13px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 4px;
  color: #fff;
}
.km-group-type-badge.method { background: #3B82F6; }
.km-group-type-badge.concept { background: #8B5CF6; }
.km-group-type-badge.data { background: #10B981; }
.km-group-type-badge.case { background: #F59E0B; }
.km-group-type-badge.tool { background: #06B6D4; }
.km-group-type-badge.rule { background: #F97316; }
.km-group-type-badge.mistake { background: #EF4444; }
.km-group-type-badge.content { background: #EC4899; }
.km-group-type-badge.sop { background: #6366F1; }
.km-group-type-badge.methodology { background: #14B8A6; }
.km-group-type-badge.note { background: #78716C; }
.km-group-count {
  margin-left: auto;
  font-size: 12px;
  color: var(--km-text-secondary);
  background: var(--km-bg-hover);
  padding: 1px 8px;
  border-radius: 10px;
  font-weight: 500;
}
.km-group-body {
  padding: 12px;
}
.km-group-body .kb-card-grid {
  gap: 10px;
}
.km-group-body .kb-unit-card {
  margin-bottom: 0;
}

/* 加载更多 */
.km-load-more {
  padding: 10px 32px;
  font-size: 13px;
  border: 1px dashed var(--km-border);
  border-radius: var(--km-radius-md);
  background: var(--km-bg-hover);
  color: var(--km-text-secondary);
  cursor: pointer;
  transition: all 0.2s;
}
.km-load-more:hover {
  border-color: var(--km-primary);
  color: var(--km-primary);
  background: var(--km-primary-light);
}

/* ── 右侧浮层抽屉（Overlay Drawer） ── */
/* .km-drawer-backdrop removed — now inline */
.km-side-drawer {
  width: 0;
  overflow: hidden;
  flex-shrink: 0;
  background: #fff;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 10px;
  transition: width 0.3s ease;
  display: flex;
  flex-direction: column;
}
.km-side-drawer.show {
  width: 420px;
}
.km-drawer-header {
  display: flex;
  align-items: center;
  padding: 0 20px;
  border-bottom: 1px solid var(--km-border, #e5e7eb);
  flex-shrink: 0;
}
.km-drawer-close {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  padding: 4px 8px;
  margin-left: 8px;
  color: var(--text-secondary);
  border-radius: 6px;
  flex-shrink: 0;
  line-height: 1;
}
.km-drawer-close:hover {
  background: var(--km-bg-hover, #f3f4f6);
}
.km-side-drawer .km-side-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px 24px;
}
/* Side tabs inside drawer header */
.km-side-drawer .km-side-tabs {
  display: flex;
  flex: 1;
  border-bottom: none;
  gap: 0;
}
.km-side-tab {
  flex: 1;
  padding: 8px 6px;
  border: none;
  background: transparent;
  font-size: 13px;
  cursor: pointer;
  border-radius: 8px 8px 0 0;
  color: var(--km-text-secondary, #6b7280);
  transition: all 0.15s;
}
.km-side-tab.active {
  background: var(--km-primary-light, #e0f2fe);
  color: var(--km-primary, #0284c7);
  font-weight: 600;
}
.km-side-tab:hover {
  background: var(--km-bg-hover, #f3f4f6);
}

.kb-unit-card { cursor: pointer; }
.kb-unit-card .kb-unit-header { display: flex; align-items: center; gap: 8px; margin-bottom: 6px; }
.kb-unit-card .kb-unit-domain { font-size: 11px; color: var(--km-text-secondary); background: var(--km-bg-hover); padding: 1px 6px; border-radius: 4px; }
.kb-unit-card .kb-unit-title { font-size: 14px; font-weight: 600; color: var(--km-text); margin-bottom: 4px; line-height: 1.4; }
.kb-unit-card .kb-unit-content { font-size: 13px; color: var(--km-text-secondary); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 6px; }

/* ── 质量信号 · 小圆点 ── */
.kb-quality-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; display: inline-block; }
.kb-quality-dot.good { background: #10b981; box-shadow: 0 0 4px rgba(16,185,129,0.4); }
.kb-quality-dot.warn { background: #f59e0b; box-shadow: 0 0 4px rgba(245,158,11,0.4); }
.kb-quality-dot.stale { background: #9ca3af; }

/* ── 收藏按钮 ── */
.kb-fav-btn { cursor: pointer; font-size: 15px; line-height: 1; opacity: 0.25; transition: all 0.15s; user-select: none; padding: 2px; }
.kb-fav-btn:hover { opacity: 0.6; transform: scale(1.15); }
.kb-fav-btn.active { opacity: 1; color: #f59e0b; }

/* ── 详情抽屉 · 质量卡片 ── */
.dd-quality-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 8px; font-size: 13px; }
.dd-quality-bar.good { background: #ecfdf5; color: #065f46; }
.dd-quality-bar.warn { background: #fffbeb; color: #92400e; }
.dd-quality-bar.stale { background: #f3f4f6; color: #4b5563; }

/* ── Drawer 详情面板（从 detail-drawer 迁移） ── */
#km-side-detail .dd-section { margin-bottom: 20px; }
#km-side-detail .dd-title-row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}
#km-side-detail .dd-section-title {
  font-size: 12px; font-weight: 600; color: var(--km-text-secondary);
  text-transform: uppercase; margin-bottom: 8px; letter-spacing: 0.5px;
}
#km-side-detail .dd-content {
  font-size: 14px; line-height: 1.7; color: var(--km-text); white-space: pre-wrap;
}
#km-side-detail .dd-meta-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
}
#km-side-detail .dd-meta-item {
  padding: 8px 12px; background: var(--km-bg-hover);
  border-radius: 8px; font-size: 12px;
}
#km-side-detail .dd-meta-item .dd-meta-label { color: var(--km-text-secondary); font-size: 11px; }
#km-side-detail .dd-meta-item .dd-meta-value { font-weight: 600; color: var(--km-text); margin-top: 2px; }
#km-side-detail .dd-tags { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 4px; }
#km-side-detail .dd-refs-list { display: flex; flex-direction: column; gap: 6px; margin-top: 4px; }
#km-side-detail .dd-ref-item {
  display: flex; align-items: baseline; gap: 6px; padding: 6px 8px;
  background: var(--km-bg-secondary); border-radius: 6px; font-size: 13px;
}
#km-side-detail .dd-ref-meta { font-size: 11px; color: var(--km-text-secondary); white-space: nowrap; }

/* ── 标签自动补全 ── */
.tag-autocomplete { position: relative; }
.tag-autocomplete-input {
  width: 100%; padding: 6px 10px; border: 1px solid var(--km-border);
  border-radius: 6px; font-size: 12px; outline: none;
  transition: border-color 0.15s;
}
.tag-autocomplete-input:focus { border-color: var(--km-primary); }
.tag-autocomplete-dropdown {
  position: absolute; top: 100%; left: 0; right: 0;
  background: var(--km-bg-card); border: 1px solid var(--km-border);
  border-radius: 8px; box-shadow: var(--km-shadow-md);
  z-index: 100; max-height: 200px; overflow-y: auto; display: none;
}
.tag-autocomplete-dropdown.show { display: block; }
.tag-autocomplete-item {
  padding: 8px 12px; font-size: 12px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  transition: background 0.1s;
}
.tag-autocomplete-item:hover { background: var(--km-bg-hover); }
.tag-autocomplete-item .tag-domain {
  font-size: 10px; color: var(--km-text-secondary);
  background: var(--km-bg-hover); padding: 1px 6px; border-radius: 4px;
}
.tag-pills { display: flex; gap: 4px; flex-wrap: wrap; margin-top: 6px; }
.tag-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; background: var(--km-primary-light);
  color: var(--km-primary-dark); border-radius: 4px;
  font-size: 11px; font-weight: 500;
}
.tag-pill .tag-pill-remove { cursor: pointer; font-size: 14px; line-height: 1; opacity: 0.6; }
.tag-pill .tag-pill-remove:hover { opacity: 1; }

/* ══════════════════════════════════════════════════════
   Layer 2 — 灵魂卡片网格
   ══════════════════════════════════════════════════════ */
.sl-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
@media (max-width: 640px) { .sl-card-grid { grid-template-columns: 1fr; } }

.sl-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}
.sl-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
  border-color: var(--km-primary);
  transform: translateY(-2px);
}
.sl-card:active {
  transform: translateY(0);
}

.sl-card-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--km-primary), #7C3AED);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.sl-card-body {
  flex: 1;
  min-width: 0;
}

.sl-card-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--km-text);
  margin-bottom: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sl-card-meta {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.sl-card-badge {
  font-size: 11px;
  padding: 1px 8px;
  background: var(--km-bg-hover);
  color: var(--km-text-secondary);
  border-radius: 4px;
  white-space: nowrap;
}

.sl-card-conf {
  font-size: 11px;
  color: var(--km-text-secondary);
  line-height: 1.4;
}

.sl-card-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.sl-card-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 6px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid transparent;
}

.sl-card-btn.report {
  background: #EEF2FF;
  color: #4F46E5;
  border-color: #C7D2FE;
}
.sl-card-btn.report:hover { background: #E0E7FF; transform: translateY(-1px); }

.sl-card-btn.skills {
  background: #F0FDF4;
  color: #16A34A;
  border-color: #BBF7D0;
}
.sl-card-btn.skills:hover { background: #DCFCE7; transform: translateY(-1px); }

.sl-card-btn.gen {
  background: var(--km-bg-hover);
  color: var(--km-text-secondary);
  border-color: var(--km-border);
}
.sl-card-btn.gen:hover { background: var(--km-primary-light); color: var(--km-primary-dark); border-color: var(--km-primary); }

/* ══════════════════════════════════════════════════════
   cf: content_function 标签
   ══════════════════════════════════════════════════════ */
.cf-tag {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 3px;
  font-weight: 500;
  letter-spacing: 0.3px;
}
.cf-tag::before { content: 'cf:'; margin-right: 2px; opacity: 0.7; }
.cf-hook { background: #FEF3C7; color: #B45309; }
.cf-data { background: #DBEAFE; color: #1D4ED8; }
.cf-case { background: #F3E8FF; color: #7C3AED; }
.cf-quote { background: #FCE7F3; color: #BE185D; }
.cf-step { background: #D1FAE5; color: #047857; }
.cf-principle { background: #FFEDD5; color: #C2410C; }

/* ══════════════════════════════════════════════════════
   交互抛光 — 骨架屏 · 过渡动效 · 入场动画
   ══════════════════════════════════════════════════════ */
.skeleton {
  background: linear-gradient(90deg, var(--km-bg-hover) 25%, #e5e7eb 50%, var(--km-bg-hover) 75%);
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s ease-in-out infinite;
  border-radius: 6px;
}
.skeleton-text { height: 14px; margin-bottom: 8px; width: 100%; }
.skeleton-text.w60 { width: 60%; }
.skeleton-text.w40 { width: 40%; }
.skeleton-text.w80 { width: 80%; }
.skeleton-card { height: 120px; margin-bottom: 12px; }
.skeleton-avatar { width: 48px; height: 48px; border-radius: 50%; flex-shrink: 0; }
@keyframes skeleton-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── 知识库视图切换标签 ── */

.km-view-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: 12px;
  background: var(--bg-secondary, #f3f4f6);
  border-radius: 10px;
  padding: 3px;
}

.km-view-tab {
  flex: 1;
  padding: 8px 12px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  color: var(--text-secondary, #6b7280);
  transition: all 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.km-view-tab.active {
  background: #fff;
  color: var(--text, #111827);
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.km-view-tab:hover:not(.active) {
  color: var(--text, #111827);
}

/* 积木浏览 - 全宽无限制，充分利用屏幕空间 */
#km-view-browse {
  width: 100%;
  max-width: none;
}

#page-knowledge-manager {
  width: 100%;
  max-width: none;
}

/* 积木浏览内主行全宽flex */
#km-view-browse .km-main-row {
  display: flex;
  width: 100%;
  gap: 16px;
}

/* 主题全景 - 浅蓝底 */
#km-view-topic {
  background: #f8faff;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  padding: 20px;
}

/* 灵魂档案 - 浅紫底 */
#km-view-soul {
  background: #faf8ff;
  border: 1px solid #e8dfff;
  border-radius: 12px;
  padding: 20px;
}

/* ── 主题全景卡片（KM风格） ── */
#km-view-topic .km-topic-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
#km-view-topic .km-topic-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.06);
  border-color: var(--km-primary, #07c160);
}

/* ── 灵魂档案详情卡片 ── */
#km-view-soul .km-soul-section {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 12px;
  transition: all 0.2s ease;
}
#km-view-soul .km-soul-section:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
#km-view-soul .km-soul-section-header {
  font-size: 13px;
  font-weight: 600;
  color: var(--text, #111827);
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid #f3f4f6;
}
#km-view-soul .km-soul-section-body {
  font-size: 13px;
  color: var(--text-secondary, #6b7280);
  line-height: 1.7;
}

/* ── 灵魂选择栏 ── */
#km-view-soul .soul-select-bar {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 16px 20px;
  margin-bottom: 16px;
}


/* ════════════════════════════════════════
   积木浏览 v2 — 统计条 + 工具栏 + 分组
   ════════════════════════════════════════ */

/* -- 统计条 -- */
.km-browse-stats {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.kbs-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 10px;
  padding: 12px 18px;
  flex: 1;
  min-width: 140px;
  transition: box-shadow 0.2s;
}
.kbs-item:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.kbs-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.kbs-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--text, #111827);
  line-height: 1.2;
}
.kbs-label {
  font-size: 11px;
  color: var(--km-text-secondary, #9ca3af);
  display: block;
  margin-top: 1px;
}

/* -- 搜索工具栏 -- */
.km-browse-toolbar {
  background: #fff;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 10px;
  margin-bottom: 16px;
  overflow: hidden;
}
.kbt-search-row {
  display: flex;
  gap: 8px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--km-border, #e5e7eb);
}
.kbt-search-icon {
  font-size: 18px;
  flex-shrink: 0;
  color: var(--km-text-secondary, #9ca3af);
}
.kbt-search-row input {
  flex: 1;
  min-width: 160px;
  padding: 8px 12px;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 8px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.kbt-search-row input:focus {
  border-color: var(--km-primary, #07c160);
  box-shadow: 0 0 0 3px rgba(7,193,96,0.08);
}
.kbt-search-row select {
  padding: 8px 10px;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 8px;
  font-size: 13px;
  background: #fff;
  outline: none;
  cursor: pointer;
}

/* -- 筛选按钮行 -- */
.kbt-filter-row {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 10px 16px;
  flex-wrap: wrap;
}
.kbt-filter-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--km-text-secondary, #9ca3af);
  margin-right: 4px;
  flex-shrink: 0;
}
.kbt-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 20px;
  background: #fff;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--km-text, #374151);
  line-height: 1.4;
}
.kbt-pill:hover {
  background: var(--km-bg-hover, #f9fafb);
  border-color: var(--km-primary, #07c160);
}
.kbt-pill.active {
  background: var(--km-primary, #07c160);
  color: #fff;
  border-color: var(--km-primary, #07c160);
}
.kbt-pill.pill-method.active    { background:#3B82F6; border-color:#3B82F6; }
.kbt-pill.pill-concept.active   { background:#8B5CF6; border-color:#8B5CF6; }
.kbt-pill.pill-data.active      { background:#10B981; border-color:#10B981; }
.kbt-pill.pill-case.active      { background:#F59E0B; border-color:#F59E0B; }
.kbt-pill.pill-tool.active      { background:#06B6D4; border-color:#06B6D4; }
.kbt-pill.pill-rule.active      { background:#F97316; border-color:#F97316; }
.kbt-pill.pill-mistake.active   { background:#EF4444; border-color:#EF4444; }

.kbt-actions {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-shrink: 0;
}
.kbt-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 6px 12px;
  border: 1px solid var(--km-border, #e5e7eb);
  border-radius: 8px;
  background: #fff;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--km-text, #374151);
  white-space: nowrap;
}
.kbt-btn:hover {
  background: var(--km-bg-hover, #f9fafb);
  border-color: var(--km-primary, #07c160);
}
.kbt-btn-primary {
  background: var(--km-primary, #07c160);
  color: #fff;
  border-color: var(--km-primary, #07c160);
}
.kbt-btn-primary:hover {
  opacity: 0.9;
  background: var(--km-primary, #07c160);
}

/* -- 结果区域 -- */
.km-browse-content {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex: 1;
  min-width: 0;
}
#kb-results { flex: 1; min-width: 0; }


/* -- 积木浏览 v2 响应式 -- */
@media (max-width: 900px) {
  .kbs-item { min-width: 120px; padding: 10px 14px; }
  .kbs-value { font-size: 16px; }
  .kbt-search-row { flex-wrap: wrap; }
  .kbt-search-row input { min-width: 120px; }
  .kbt-filter-row { gap: 4px; }
  .kbt-pill { padding: 3px 10px; font-size: 11px; }
  .kbt-actions { margin-left: 0; width: 100%; justify-content: flex-end; padding-top: 4px; }
}
@media (max-width: 600px) {
  .km-browse-stats { gap: 8px; }
  .kbs-item { min-width: calc(50% - 8px); padding: 8px 12px; }
  .kbs-icon { width: 30px; height: 30px; font-size: 15px; }
  .kbs-value { font-size: 15px; }
  .kbt-search-row input { min-width: 100px; }
  .kbt-search-row select { padding: 6px 8px; font-size: 12px; }
}

/* ═══════════════════ 技能商店 ═══════════════════ */
.skill-store-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 12px;
}

.skill-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: box-shadow .2s;
}
.skill-card:hover { box-shadow: var(--shadow); }
.skill-card.disabled { opacity: .5; }

.skill-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.skill-card-name {
  font-weight: 600;
  font-size: 15px;
}
.skill-card-name .dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.skill-card-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.skill-card-badge {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  white-space: nowrap;
}
.skill-card-badge.on { background: var(--primary-light); color: var(--primary); }
.skill-card-badge.off { background: #f5f5f5; color: #999; }

.skill-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.skill-card-unit-types {
  font-size: 12px;
  color: var(--text-secondary);
}
.skill-card-footer {
  font-size: 11px;
  color: var(--text-secondary);
}
.skill-card-actions {
  display: flex;
  gap: 8px;
  margin-top: 4px;
}

/* Skill card tags (LLM + Bridge) */
.skill-card-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.skill-tag {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  white-space: nowrap;
}
.skill-tag-llm { background: #f0f4ff; border-color: #b3d4ff; color: #1a56db; }
.skill-tag-bridge-on { background: #f0fdf4; border-color: #86efac; color: #166534; }
.skill-tag-bridge-off { background: #f5f5f5; border-color: #d4d4d4; color: #737373; }

/* 技能管理区 */
.skill-mgmt-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--bg);
  user-select: none;
  transition: all .2s;
}
.skill-mgmt-bar:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.skill-mgmt-bar.open { border-color: var(--primary); }

.skill-mgmt-panel {
  display: none;
  margin-top: 12px;
}
.skill-mgmt-panel.show { display: block; }

.skill-mgmt-inner {
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 640px) {
  .skill-mgmt-inner { grid-template-columns: 1fr; }
}

.skill-mgmt-col-title {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 8px;
}
.skill-mgmt-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
  background: var(--bg);
  margin-bottom: 8px;
}

.skill-group-header {
  font-size: 14px;
  font-weight: 600;
  padding: 8px 0;
}
.skill-group-header .cnt {
  font-weight: 400;
  font-size: 12px;
  color: var(--text-secondary);
}

/* ══════════════════════════════════════════════════════
   KB 看板 — kbd- prefix
   ══════════════════════════════════════════════════════ */
.kbd-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 24px;
}
.kbd-header h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--km-text);
  letter-spacing: -0.3px;
}
.kbd-header p {
  font-size: 13px;
  color: var(--km-text-secondary);
  margin-top: 4px;
}

/* ── 按钮 ── */
.kbd-btn {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border: 1px solid var(--km-border);
  background: #fff;
  color: var(--km-text);
}
.kbd-btn:hover {
  background: var(--km-bg-hover);
}
.kbd-btn-secondary {
  background: var(--km-bg-hover);
}
.kbd-btn-primary {
  background: var(--km-primary);
  color: #fff;
  border-color: var(--km-primary);
}

/* ── 快速统计条 ── */
.kbd-stats-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}
@media (max-width: 900px) {
  .kbd-stats-row { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 500px) {
  .kbd-stats-row { grid-template-columns: repeat(2, 1fr); }
}
.kbd-stat-card {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
  transition: box-shadow 0.15s;
}
.kbd-stat-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.kbd-stat-val {
  font-size: 28px;
  font-weight: 700;
  color: var(--km-primary);
  line-height: 1.2;
}
.kbd-stat-label {
  font-size: 12px;
  color: var(--km-text-secondary);
  margin-top: 4px;
}

/* ── 两列网格 ── */
.kbd-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 800px) {
  .kbd-grid-2col { grid-template-columns: 1fr; }
}

/* ── 面板 ── */
.kbd-panel {
  background: var(--km-bg-card);
  border: 1px solid var(--km-border);
  border-radius: 12px;
  overflow: hidden;
}
.kbd-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 600;
  color: var(--km-text);
  border-bottom: 1px solid var(--km-border);
  background: var(--km-bg-hover);
}
.kbd-panel-body {
  padding: 16px;
}
.kbd-loading {
  text-align: center;
  padding: 24px;
  color: var(--km-text-secondary);
  font-size: 13px;
}

/* ── 类型分布条 ── */
.kbd-type-bar {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.kbd-type-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.kbd-type-label {
  font-size: 12px;
  color: var(--km-text);
  width: 80px;
  flex-shrink: 0;
  text-align: right;
}
.kbd-type-track {
  flex: 1;
  height: 22px;
  background: var(--km-bg-hover);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.kbd-type-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease;
}
.kbd-type-count {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  color: var(--km-text-secondary);
  font-weight: 600;
}

/* ── 层分布 ── */
.kbd-layer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  text-align: center;
}
@media (max-width: 500px) {
  .kbd-layer-grid { grid-template-columns: 1fr; }
}
.kbd-layer-card {
  padding: 16px;
  border-radius: 8px;
  background: var(--km-bg-hover);
}
.kbd-layer-val {
  font-size: 22px;
  font-weight: 700;
}
.kbd-layer-label {
  font-size: 11px;
  color: var(--km-text-secondary);
  margin-top: 4px;
}

/* ── 置信度 ── */
.kbd-conf-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  text-align: center;
}
.kbd-conf-item {
  padding: 16px;
  border-radius: 8px;
  background: var(--km-bg-hover);
}
.kbd-conf-val {
  font-size: 24px;
  font-weight: 700;
}
.kbd-conf-label {
  font-size: 11px;
  color: var(--km-text-secondary);
  margin-top: 4px;
}

/* ── 健康报告 ── */
.kbd-health-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--km-border);
  font-size: 13px;
}
.kbd-health-row:last-child {
  border-bottom: none;
}
.kbd-health-label {
  color: var(--km-text-secondary);
}
.kbd-health-val {
  font-weight: 600;
  color: var(--km-text);
}

/* ── 缺口列表 ── */
.kbd-gap-item {
  padding: 8px 12px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 13px;
}
.kbd-gap-item:last-child { margin-bottom: 0; }
.kbd-gap-desc {
  color: var(--km-text);
  margin-bottom: 4px;
}
.kbd-gap-meta {
  font-size: 11px;
  color: var(--km-text-secondary);
}

/* ── 建议列表 ── */
.kbd-suggestion-item {
  padding: 8px 12px;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  border-radius: 6px;
  margin-bottom: 8px;
  font-size: 13px;
}
.kbd-suggestion-item:last-child { margin-bottom: 0; }

/* ── 来源分布 ── */
.kbd-source-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.kbd-source-table th {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 2px solid var(--km-border);
  color: var(--km-text-secondary);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
}
.kbd-source-table td {
  padding: 6px 12px;
  border-bottom: 1px solid var(--km-border);
  color: var(--km-text);
}
.kbd-source-table tr:hover td {
  background: var(--km-bg-hover);
}
.kbd-source-bar-outer {
  width: 100%;
  height: 16px;
  background: var(--km-bg-hover);
  border-radius: 4px;
  overflow: hidden;
}
.kbd-source-bar-inner {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--km-primary), #7C3AED);
}

/* ── Badge ── */
.kbd-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--km-primary-light);
  color: var(--km-primary-dark);
  font-weight: 500;
}