/* kb_manage.css — 知识库管理台样式 */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stat-card {
  background: var(--surface, #1e1e2e);
  border: 1px solid var(--border, #333);
  border-radius: 8px;
  padding: 16px;
  text-align: center;
}
.stat-label { font-size: 12px; color: var(--text-muted, #888); margin-bottom: 6px; }
.stat-value  { font-size: 28px; font-weight: 700; }

.color-success { color: #4caf50; }
.color-warning { color: #ff9800; }
.color-danger  { color: #f44336; }
.color-muted   { color: #888; }
.color-info    { color: #2196f3; }

/* 操作栏 */
.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.toolbar-left, .toolbar-right { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }

.filter-select {
  background: var(--surface, #1e1e2e);
  border: 1px solid var(--border, #444);
  color: var(--text, #eee);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
}
.filter-select:focus { outline: 2px solid var(--accent, #5c6bc0); }

/* 待审核横幅 */
.review-banner {
  background: #3a2e00;
  border: 1px solid #ff9800;
  border-radius: 8px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  color: #ffcc80;
  font-size: 14px;
}
.review-banner span { flex: 1; }

/* 文档表格 */
.doc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.doc-table th {
  background: var(--surface, #1a1a2e);
  border-bottom: 2px solid var(--border, #333);
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  color: var(--text-muted, #aaa);
  white-space: nowrap;
}
.doc-table td {
  border-bottom: 1px solid var(--border, #2a2a3e);
  padding: 10px 12px;
  vertical-align: middle;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.doc-table tr:hover td { background: rgba(255,255,255,0.03); }

.doc-title { font-weight: 500; color: var(--text, #eee); }
.doc-title small { display: block; font-size: 11px; color: var(--text-muted,#777); font-weight:400; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}
.badge-article { background: #1a3a5c; color: #64b5f6; }
.badge-pdf     { background: #3a1a1a; color: #ef9a9a; }
.badge-image   { background: #1a3a2a; color: #81c784; }
.badge-video   { background: #2a1a3a; color: #ce93d8; }
.badge-crawler { background: #1e2e1e; color: #a5d6a7; }
.badge-upload  { background: #1e1e2e; color: #90caf9; }
.badge-manual  { background: #2e2a1e; color: #ffe082; }

.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
}
.status-active    { background: rgba(76,175,80,.15); color: #4caf50; border: 1px solid #4caf50; }
.status-pending   { background: rgba(255,152,0,.15); color: #ff9800; border: 1px solid #ff9800; }
.status-archived  { background: rgba(120,120,120,.15); color: #888; border: 1px solid #555; }
.status-superseded{ background: rgba(100,100,100,.1); color: #666; border: 1px solid #444; }

.quality-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
}
.quality-bar-bg {
  width: 48px; height: 6px; background: #333; border-radius: 3px; overflow: hidden;
}
.quality-bar-fill { height: 100%; border-radius: 3px; }

.action-btns { display: flex; gap: 6px; white-space: nowrap; }
.btn-sm { padding: 3px 10px; font-size: 12px; }

.empty-msg { text-align: center; color: #666; padding: 40px; font-style: italic; }

/* 分页 */
.pagination {
  display: flex; justify-content: center; gap: 8px;
  padding: 16px 0;
}
.page-btn {
  background: var(--surface,#1e1e2e);
  border: 1px solid var(--border,#444);
  color: var(--text,#eee);
  padding: 6px 14px; border-radius: 6px; cursor: pointer; font-size: 13px;
}
.page-btn.active { background: var(--accent,#5c6bc0); border-color: var(--accent,#5c6bc0); color: #fff; }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* 模态框 */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000;
}
.modal {
  background: var(--bg, #12121c);
  border: 1px solid var(--border, #333);
  border-radius: 12px;
  width: 540px;
  max-width: 95vw;
  max-height: 90vh;
  display: flex; flex-direction: column;
  overflow: hidden;
}
.modal-wide { width: 740px; }
.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border,#333);
  display: flex; justify-content: space-between; align-items: center;
}
.modal-header h2 { margin: 0; font-size: 16px; }
.modal-close { background: none; border: none; color: #888; font-size: 20px; cursor: pointer; }
.modal-body   { padding: 20px; overflow-y: auto; flex: 1; display: flex; flex-direction: column; gap: 14px; }
.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border,#333);
  display: flex; justify-content: flex-end; gap: 10px;
}

.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-size: 13px; color: var(--text-muted,#aaa); }
.form-row input {
  background: var(--surface,#1e1e2e);
  border: 1px solid var(--border,#444);
  color: var(--text,#eee);
  padding: 8px 12px; border-radius: 6px; font-size: 14px;
}
.form-row input:focus { outline: 2px solid var(--accent,#5c6bc0); }

/* 上传区 */
.upload-zone {
  border: 2px dashed var(--border,#444);
  border-radius: 10px;
  padding: 32px;
  text-align: center;
  cursor: pointer;
  transition: border-color .2s;
  color: var(--text-muted,#888);
}
.upload-zone:hover, .upload-zone.dragover { border-color: var(--accent,#5c6bc0); color: var(--text,#eee); }
.upload-icon { font-size: 36px; margin-bottom: 10px; }
.upload-link { color: var(--accent,#5c6bc0); cursor: pointer; text-decoration: underline; }
.upload-hint { font-size: 12px; margin-top: 8px; color: #666; }

/* 解析预览 */
.upload-preview {
  background: var(--surface,#1e1e2e);
  border: 1px solid var(--border,#444);
  border-radius: 8px;
  padding: 14px;
}
.preview-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-weight: 600; }
.preview-text {
  font-size: 13px; color: var(--text-muted,#bbb);
  max-height: 120px; overflow-y: auto;
  border-top: 1px solid var(--border,#333);
  padding-top: 8px; margin-top: 6px;
  line-height: 1.7; white-space: pre-wrap; word-break: break-all;
}
.preview-meta { display: flex; gap: 16px; font-size: 12px; margin-top: 8px; color: #888; }

/* 审核 */
.review-meta { font-size: 13px; color: var(--text-muted,#aaa); line-height: 1.9; }
.review-text-wrap label { font-size: 13px; color: var(--text-muted,#aaa); display: block; margin-bottom: 6px; }
.review-text {
  background: var(--surface,#1a1a2e);
  border: 1px solid var(--border,#333);
  border-radius: 6px;
  padding: 12px;
  font-size: 13px; color: var(--text,#ddd);
  max-height: 220px; overflow-y: auto;
  line-height: 1.7; white-space: pre-wrap; word-break: break-all;
}

/* Toast */
.toast {
  position: fixed; bottom: 28px; left: 50%; transform: translateX(-50%);
  background: #333; color: #fff;
  padding: 10px 24px; border-radius: 8px;
  font-size: 14px; pointer-events: none;
  opacity: 0; transition: opacity .3s;
  z-index: 9999; white-space: nowrap;
}
.toast.show { opacity: 1; }

/* btn 补充 */
.btn-success { background: #2e7d32; color: #fff; border: 1px solid #388e3c; }
.btn-success:hover { background: #388e3c; }
.btn-danger  { background: #b71c1c; color: #fff; border: 1px solid #c62828; }
.btn-danger:hover { background: #c62828; }
.btn-warning { background: #e65100; color: #fff; border: 1px solid #ef6c00; }
.btn-warning:hover { background: #ef6c00; }