/* ════════════════════════════════════════════════════════════════════
 * 知识管理 — 专用样式（作为独立视图面板 #p-knowledge，由顶栏视图切换器控制）
 * 基础元素（按钮、表单、弹窗、Toast）复用 theme.css / loop.css
 * ════════════════════════════════════════════════════════════════════ */

/* ─── 知识管理主体布局（sidebar + main 水平排列，撑满 tab-content） ── */
.kn-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

/* ─── 左侧知识列表栏 ────────────────────────────────────────────────── */
.kn-sidebar {
    width: 340px;
    min-width: 340px;
    background: var(--sidebar);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.kn-sidebar-header {
    padding: 12px 14px;
    border-bottom: 1px solid var(--border-light);
    flex-shrink: 0;
}
.kn-sidebar-header h2 {
    font-size: 13px;
    font-weight: 700;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.kn-refresh-btn {
    width: 100%;
    margin-top: 8px;
}

.kn-list { flex: 1; overflow-y: auto; padding: 8px; }

/* 知识卡片 */
.kn-card {
    padding: 12px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--border-light);
    cursor: pointer;
    transition: all 0.15s;
    margin-bottom: 6px;
}
.kn-card:hover { border-color: var(--blue); box-shadow: var(--shadow); }
.kn-card.active {
    background: var(--blue-light);
    border-color: var(--blue);
}
.kn-card-id {
    font-size: 10px;
    font-family: "SF Mono", Monaco, monospace;
    color: var(--text2);
    margin-bottom: 4px;
}
.kn-card-desc {
    font-size: 12px;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.kn-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}
.kn-card-task {
    font-size: 10px;
    color: var(--blue);
    font-family: "SF Mono", Monaco, monospace;
    background: var(--blue-light);
    padding: 1px 6px;
    border-radius: 8px;
}
.kn-card-time {
    font-size: 10px;
    color: var(--text3);
}

/* ─── 右侧主区域 ────────────────────────────────────────────────────── */
.kn-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    padding: 20px;
    gap: 16px;
}

/* ─── 知识详情卡 ────────────────────────────────────────────────────── */
/* flex-shrink: 0 —— .kn-main 是纵向 flex 容器，若允许收缩，内容超出时卡片会被
   压扁（配合 overflow: hidden 直接裁剪内容），且容器 scrollHeight 不增长导致无法滚动 */
.kn-detail-card {
    flex-shrink: 0;
    background: var(--card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    overflow: hidden;
}
.kn-detail-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    background: var(--code-bg);
    border-bottom: 1px solid var(--border-light);
}
.kn-detail-title h2 {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 4px;
}
.kn-id {
    font-size: 11px;
    font-family: "SF Mono", Monaco, monospace;
    color: var(--text2);
}
.kn-detail-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}
.kn-detail-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-light);
    font-size: 11px;
}
.kn-detail-meta .meta-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.kn-detail-meta .meta-label {
    color: var(--text2);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.kn-detail-meta .meta-value {
    color: var(--text);
    font-weight: 500;
    word-break: break-all;
}
.kn-detail-desc {
    padding: 14px 20px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text);
    white-space: pre-wrap;
}

/* ─── 导入面板 ──────────────────────────────────────────────────────── */
.kn-import-panel {
    flex-shrink: 0;
    background: var(--card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    overflow: hidden;
}
.kn-import-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: var(--code-bg);
    border-bottom: 1px solid var(--border-light);
}
.kn-import-header h3 { font-size: 14px; }
.kn-import-body {
    padding: 16px 20px;
}

.kn-import-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

/* ─── 异步导入状态 ──────────────────────────────────────────────────── */
.kn-import-status {
    flex-shrink: 0;
    background: var(--card);
    border: 1px solid var(--border-light);
    border-radius: 10px;
    overflow: hidden;
}
.kn-status-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background: var(--code-bg);
    border-bottom: 1px solid var(--border-light);
}
.kn-status-header h3 { font-size: 14px; }
.kn-status-body { padding: 16px 20px; }

.kn-status-row {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 6px 12px;
    font-size: 12px;
    line-height: 1.6;
}
.kn-status-row .k { color: var(--text2); }
.kn-status-row .v {
    font-family: "SF Mono", Monaco, monospace;
    word-break: break-all;
}

/* 导入状态徽章 */
.kn-import-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
}
.kn-import-badge.running { background: var(--orange-light); color: var(--orange); }
.kn-import-badge.completed { background: var(--green-light); color: var(--badge-green-text); }
.kn-import-badge.failed { background: var(--red-light); color: var(--badge-red-text); }
.kn-import-badge.error { background: var(--red-light); color: var(--red); }

/* 导入进度日志 */
.kn-log-box {
    margin-top: 12px;
    background: var(--code-bg);
    border-radius: 8px;
    padding: 10px 12px;
    max-height: 240px;
    overflow-y: auto;
    font-family: "SF Mono", Monaco, monospace;
    font-size: 11px;
    line-height: 1.6;
}
.kn-log-line { color: var(--text2); }
.kn-log-line.info { color: var(--blue); }
.kn-log-line.warn { color: var(--orange); }
.kn-log-line.error { color: var(--red); }

/* ─── 空状态 ────────────────────────────────────────────────────────── */
.kn-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 12px;
    color: var(--text2);
}
.kn-empty-icon { font-size: 48px; }
.kn-empty-text { font-size: 14px; }

/* ─── 删除确认弹窗 ──────────────────────────────────────────────────── */
/* 复用 theme.css 的 .modal-overlay / .modal 骨架，此处补充删除场景专属样式 */
.kn-delete-overlay { z-index: 1100; }
.kn-delete-modal {
    width: 420px;
    max-width: 92vw;
    padding: 24px;
    text-align: center;
    animation: knDeletePop 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.kn-delete-icon {
    font-size: 40px;
    line-height: 1;
    margin-bottom: 10px;
}
.kn-delete-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 10px;
}
.kn-delete-desc {
    font-size: 13px;
    color: var(--text);
    line-height: 1.5;
    margin-bottom: 6px;
    word-break: break-all;
}
.kn-delete-id {
    font-size: 11px;
    font-family: var(--mono);
    color: var(--text3);
    margin-bottom: 14px;
    word-break: break-all;
}
.kn-delete-warning {
    font-size: 12px;
    line-height: 1.6;
    color: var(--badge-red-text);
    background: var(--red-light);
    border-radius: 8px;
    padding: 10px 12px;
    text-align: left;
    margin-bottom: 16px;
}
.kn-delete-warning strong { font-weight: 700; }
.kn-delete-actions {
    display: flex;
    justify-content: center;
    gap: 10px;
}
.kn-delete-actions button { min-width: 110px; }
@keyframes knDeletePop {
    from { transform: scale(0.85); opacity: 0; }
    to   { transform: scale(1);    opacity: 1; }
}