/* ============================================================
   News Sentry — 暗色主题样式
   背景: #0f1117  卡片: #1a1d27  强调: #4f8ff7
   ============================================================ */

/* ── CSS 变量 ────────────────────────────────────────────── */
:root {
  --bg-primary: #0f1117;
  --bg-secondary: #1a1d27;
  --bg-tertiary: #222636;
  --bg-hover: #2a2e3f;
  --bg-active: #333850;

  --text-primary: #e4e6ef;
  --text-secondary: #9399b2;
  --text-muted: #5c6280;
  --text-accent: #4f8ff7;

  --accent-blue: #4f8ff7;
  --accent-blue-dim: rgba(79, 143, 247, 0.15);
  --accent-green: #22c55e;
  --accent-yellow: #eab308;
  --accent-red: #ef4444;
  --accent-orange: #f97316;

  --border-color: #2a2e3f;
  --border-light: #333850;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  --sidebar-width: 220px;
  --topbar-height: 56px;

  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;

  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Consolas", monospace;
}

/* ── 全局重置 ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-stack);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

a {
  color: var(--text-accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: #7aabff;
}

/* ── 滚动条 ─────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* ============================================================
   侧边栏
   ============================================================ */
.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width);
  height: 100vh;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition-normal);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border-color);
}

.brand-icon {
  color: var(--accent-blue);
  display: flex;
  flex-shrink: 0;
}

.brand-text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}
.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.nav-item.active {
  background: var(--accent-blue-dim);
  color: var(--accent-blue);
}
.nav-item svg {
  flex-shrink: 0;
  opacity: 0.7;
}
.nav-item.active svg {
  opacity: 1;
}

/* 侧边栏底部健康状态 */
.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid var(--border-color);
}

.health-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

.health-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
  transition: background var(--transition-normal);
}
.health-badge.ok .health-dot {
  background: var(--accent-green);
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}
.health-badge.error .health-dot {
  background: var(--accent-red);
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.5);
}

/* 遮罩层（移动端） */
.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 99;
  backdrop-filter: blur(2px);
}
.sidebar-overlay.visible {
  display: block;
}

/* ============================================================
   主内容区
   ============================================================ */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 顶部栏 */
.top-bar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 28px;
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 50;
}

.hamburger-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
}
.hamburger-btn:hover {
  color: var(--text-primary);
}

.top-bar-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.target-selector {
  margin-left: auto;
}

.target-selector select {
  appearance: none;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 7px 32px 7px 12px;
  font-size: 0.85rem;
  font-family: var(--font-stack);
  cursor: pointer;
  transition: border-color var(--transition-fast);
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239399b2' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.target-selector select:hover {
  border-color: var(--accent-blue);
}
.target-selector select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px var(--accent-blue-dim);
}

/* 页面容器 */
.page-container {
  flex: 1;
  padding: 28px;
  animation: fadeIn var(--transition-slow);
}

/* ============================================================
   通用组件
   ============================================================ */

/* 加载动画 */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 0;
  color: var(--text-muted);
  gap: 14px;
}

.spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-blue);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 卡片 */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.card:hover {
  border-color: var(--border-light);
}

/* 统计卡片 */
.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: all var(--transition-fast);
}
.stat-card:hover {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 1px var(--accent-blue-dim);
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
}

.stat-card .stat-value.accent-blue { color: var(--accent-blue); }
.stat-card .stat-value.accent-green { color: var(--accent-green); }
.stat-card .stat-value.accent-orange { color: var(--accent-orange); }

/* 分数进度条 */
.score-bar-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.score-bar-track {
  flex: 1;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.score-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width var(--transition-slow);
  /* 颜色由 JS 内联设置 */
}

.score-bar-value {
  font-size: 0.82rem;
  font-weight: 600;
  min-width: 32px;
  text-align: right;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}

/* 标签 */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  letter-spacing: 0.02em;
}

.tag-source {
  background: rgba(79, 143, 247, 0.12);
  color: var(--accent-blue);
}

.tag-classification {
  background: rgba(234, 179, 8, 0.12);
  color: var(--accent-yellow);
}

/* 水平条形图（CSS only） */
.bar-chart {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bar-chart-item {
  display: grid;
  grid-template-columns: 110px 1fr 44px;
  align-items: center;
  gap: 12px;
}

.bar-chart-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-chart-track {
  height: 22px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.bar-chart-fill {
  height: 100%;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--accent-blue), #7aabff);
  transition: width var(--transition-slow);
  min-width: 2px;
}

.bar-chart-count {
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

/* ============================================================
   Dashboard 页面
   ============================================================ */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* 4-card grid: repeat to 2x2 on wider screens handled by auto-fit below */
@media (min-width: 1101px) {
  .dashboard-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

.section-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: "";
  width: 3px;
  height: 14px;
  background: var(--accent-blue);
  border-radius: 2px;
}

/* ============================================================
   事件列表页面
   ============================================================ */

/* 筛选栏 */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 24px;
  padding: 16px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.filter-group label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}

.filter-group select,
.filter-group input[type="text"],
.filter-group input[type="search"] {
  appearance: none;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 7px 12px;
  font-size: 0.85rem;
  font-family: var(--font-stack);
  min-width: 140px;
  transition: border-color var(--transition-fast);
}
.filter-group select {
  padding-right: 28px;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239399b2' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}
.filter-group input:focus,
.filter-group select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px var(--accent-blue-dim);
}

/* 分数滑块 */
.filter-group input[type="range"] {
  width: 140px;
  accent-color: var(--accent-blue);
  margin-top: 4px;
}

.filter-group .range-value {
  font-size: 0.78rem;
  font-family: var(--font-mono);
  color: var(--accent-blue);
  font-weight: 600;
}

/* 搜索框 */
.filter-group input[type="search"] {
  min-width: 200px;
}

/* 事件卡片列表 */
.event-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.event-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  cursor: pointer;
  transition: all var(--transition-fast);
  animation: slideUp 0.3s ease both;
}
.event-card:hover {
  border-color: var(--accent-blue);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-blue-dim);
  transform: translateY(-1px);
}

.event-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.event-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  flex: 1;
}

.event-card-time {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.event-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.event-card-scores {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

.event-score-item {
  flex: 1;
  min-width: 150px;
}

.event-score-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* 分页器 */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 28px;
  padding: 12px 0;
}

.pagination button {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  font-size: 0.85rem;
  font-family: var(--font-stack);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.pagination button:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}
.pagination button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.pagination-info {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  padding: 0 8px;
}

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}
.empty-state svg {
  margin-bottom: 16px;
  opacity: 0.4;
}
.empty-state p {
  font-size: 0.95rem;
}

/* ============================================================
   事件详情页面
   ============================================================ */
.detail-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  cursor: pointer;
  transition: color var(--transition-fast);
}
.detail-back:hover {
  color: var(--accent-blue);
}

.detail-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.detail-header {
  padding: 28px 28px 20px;
  border-bottom: 1px solid var(--border-color);
}

.detail-title {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.detail-meta-item {
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 5px;
}

.detail-meta-item strong {
  color: var(--text-primary);
  font-weight: 500;
}

.detail-body {
  padding: 24px 28px;
}

.detail-score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-bottom: 24px;
}

.detail-score-card {
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.detail-score-card .label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.detail-score-card .value {
  font-size: 1.6rem;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-bottom: 10px;
}

.detail-section {
  margin-bottom: 24px;
}

.detail-section-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

.detail-field {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.88rem;
}

.detail-field-key {
  color: var(--text-muted);
}

.detail-field-value {
  color: var(--text-primary);
  word-break: break-all;
}

.detail-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--accent-blue);
  font-size: 0.85rem;
  margin-top: 20px;
  padding: 10px 18px;
  background: var(--accent-blue-dim);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}
.detail-link:hover {
  background: rgba(79, 143, 247, 0.25);
  color: #7aabff;
}

/* ============================================================
   错误提示
   ============================================================ */
.error-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #2d1418;
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #fca5a5;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  max-width: 400px;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.3s ease;
  z-index: 200;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.error-toast .error-icon {
  flex-shrink: 0;
  color: var(--accent-red);
  margin-top: 1px;
}
.error-toast .error-msg {
  flex: 1;
  line-height: 1.4;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .hamburger-btn {
    display: flex;
  }

  .page-container {
    padding: 20px 16px;
  }

  .top-bar {
    padding: 0 16px;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .stat-cards {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group select,
  .filter-group input[type="search"],
  .filter-group input[type="text"] {
    min-width: auto;
    width: 100%;
  }

  .filter-group input[type="range"] {
    width: 100%;
  }

  .event-card-header {
    flex-direction: column;
    gap: 4px;
  }

  .event-card-scores {
    flex-direction: column;
    gap: 10px;
  }

  .event-score-item {
    min-width: auto;
  }

  .detail-header {
    padding: 20px 16px 16px;
  }

  .detail-body {
    padding: 16px;
  }

  .detail-score-grid {
    grid-template-columns: 1fr;
  }

  .detail-field {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .bar-chart-item {
    grid-template-columns: 80px 1fr 36px;
    gap: 8px;
  }
}

@media (min-width: 769px) and (max-width: 1100px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   导航分组标签
   ============================================================ */
.nav-section-label {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 16px 14px 4px;
}

.nav-divider {
  height: 1px;
  background: var(--border-color);
  margin: 8px 14px;
}

/* ============================================================
   配置页面通用
   ============================================================ */
.config-notice {
  background: var(--accent-blue-dim);
  border: 1px solid rgba(79, 143, 247, 0.2);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-bottom: 24px;
  font-size: 0.82rem;
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 配置卡片 */
.config-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
}

.config-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.config-field {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.88rem;
}

.config-field:last-child {
  border-bottom: none;
}

.config-field-key {
  color: var(--text-muted);
}

.config-field-value {
  color: var(--text-primary);
  word-break: break-all;
}

/* 开关组件 */
.toggle-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.toggle-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.toggle-indicator.on {
  background: var(--accent-green);
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.4);
}

.toggle-indicator.off {
  background: var(--text-muted);
}

/* 标签列表 */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.config-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 20px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

/* Source 渠道卡片 */
.source-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

.source-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: border-color var(--transition-fast);
}

.source-card:hover {
  border-color: var(--border-light);
}

.source-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.source-card-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-card-id {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.source-card-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* 类型筛选标签 */
.type-filter-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.type-filter-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-stack);
}

.type-filter-btn:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.type-filter-btn.active {
  background: var(--accent-blue-dim);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

/* 关键词规则表格 */
.keyword-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.keyword-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.keyword-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.keyword-table tr:hover td {
  background: var(--bg-tertiary);
}

/* 路由表格 */
.route-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.route-table th {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.route-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.route-table tr:hover td {
  background: var(--bg-tertiary);
}

.route-table .mono {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ── Phase 33: NLP & Entity 样式 ──────────────────────── */

.sentiment-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-weight: 500;
}

.chip-entity {
  background: rgba(79, 143, 247, 0.15);
  color: var(--accent-blue);
}

.chip-entity .chip-type {
  opacity: 0.6;
  font-size: 0.7rem;
  margin-left: 2px;
}

.chip-topic {
  background: rgba(168, 85, 247, 0.15);
  color: #a855f7;
}

.chip-more {
  background: var(--bg-tertiary);
  color: var(--text-muted);
}

.chip-link {
  text-decoration: none;
  cursor: pointer;
}

.chip-link:hover {
  filter: brightness(1.2);
}

.top-entities-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.top-entity-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  text-decoration: none;
  color: var(--text-primary);
  transition: background 0.15s;
}

.top-entity-item:hover {
  background: var(--border-color);
}

.top-entity-name {
  flex: 1;
  font-weight: 500;
}

.top-entity-count {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-blue);
}

.nlp-field {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.nlp-label {
  min-width: 48px;
  color: var(--text-muted);
  font-size: 0.85rem;
  padding-top: 2px;
}

.nlp-value {
  flex: 1;
}

.nlp-relations {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
}

.sentiment-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 10px;
  color: #fff;
  font-size: 0.8rem;
  font-weight: 500;
}

/* ── Entity 卡片 ──────────────────────────────────────── */

.entity-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
  animation: fadeIn 0.3s ease both;
}

.entity-card:hover {
  border-color: var(--accent-blue);
  transform: translateY(-1px);
}

.entity-card-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.entity-card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.entity-card-meta {
  display: flex;
  gap: 16px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.entity-stat strong {
  color: var(--accent-blue);
}

.entity-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ── Phase 34: 运维页面样式 ──────────────────────────── */

.ops-active-banner {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  font-size: 0.9rem;
}

.ops-pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse 1.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.ops-active-time {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-left: auto;
}

.ops-inactive-banner {
  padding: 12px 18px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.ops-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.ops-action-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ops-action-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.ops-trigger-btn {
  padding: 6px 16px;
  background: var(--accent-blue);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
}

.ops-trigger-btn:hover { filter: brightness(1.1); }
.ops-trigger-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.ops-reload-btn {
  padding: 6px 16px;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
}

.ops-reload-btn:hover { background: var(--border-color); }
.ops-reload-btn:disabled { opacity: 0.5; cursor: not-allowed; }

.ops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 16px;
}

.ops-health-summary {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.ops-health-stat {
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  font-size: 0.85rem;
}

.ops-health-ok { border-left: 3px solid #22c55e; }
.ops-health-warn { border-left: 3px solid #f59e0b; }
.ops-health-err { border-left: 3px solid #ef4444; }

.ops-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.ops-table th {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 500;
}

.ops-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-color);
}

.ops-run-row {
  cursor: pointer;
  transition: background 0.15s;
}

.ops-run-row:hover {
  background: var(--bg-tertiary);
}

.ops-run-id {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.ops-error-count {
  color: #ef4444;
  font-weight: 600;
}

.ops-status {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 500;
}

.ops-status-completed { background: rgba(34,197,94,0.15); color: #22c55e; }
.ops-status-running { background: rgba(59,130,246,0.15); color: #3b82f6; }
.ops-status-failed { background: rgba(239,68,68,0.15); color: #ef4444; }

.ops-source-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 300px;
  overflow-y: auto;
}

.ops-source-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 8px;
  font-size: 0.8rem;
}

.ops-source-id {
  font-family: var(--font-mono);
  flex: 1;
}

.ops-source-meta {
  color: var(--text-muted);
  font-size: 0.75rem;
}

.ops-summary {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 8px;
}

.ops-summary-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 10px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.ops-summary-key { color: var(--text-muted); }

.ops-errors {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ops-error-item {
  padding: 8px 12px;
  background: rgba(239,68,68,0.08);
  border-left: 3px solid #ef4444;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.ops-error-scope {
  font-weight: 600;
  color: #ef4444;
  margin-right: 8px;
}

/* ── Phase 35: 追踪链时间线 ─────────────────────────── */

.chain-header { margin-bottom: 24px; }
.chain-header .back-link { color: var(--primary, #3b82f6); text-decoration: none; font-size: 14px; display: inline-block; margin-bottom: 8px; }
.chain-header .back-link:hover { text-decoration: underline; }
.chain-header h3 { display: inline; margin-right: 8px; }

.timeline { position: relative; padding-left: 32px; }
.timeline-item { position: relative; padding-bottom: 24px; min-height: 48px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot { position: absolute; left: -32px; top: 4px; width: 14px; height: 14px; border-radius: 50%; border: 3px solid var(--bg-primary, #0f1117); z-index: 1; }
.timeline-line { position: absolute; left: -26px; top: 18px; width: 2px; height: calc(100% - 18px); background: var(--border-color, #2a2e3f); }
.timeline-content { padding: 8px 12px; background: var(--bg-secondary, #1a1d27); border-radius: 8px; }
.timeline-header { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.timeline-title { color: var(--text-primary, #e4e6ef); text-decoration: none; font-weight: 500; font-size: 14px; flex: 1; }
.timeline-title:hover { color: var(--accent-blue, #4f8ff7); }
.timeline-badge { color: #fff; font-size: 11px; padding: 2px 8px; border-radius: 4px; white-space: nowrap; }
.timeline-meta { display: flex; gap: 12px; font-size: 12px; color: var(--text-secondary, #9399b2); }
.timeline-id { font-family: var(--font-mono); }

.linked-events-card { margin-top: 16px; }
.links-list { display: flex; flex-direction: column; gap: 8px; }
.link-item { display: flex; align-items: center; gap: 8px; padding: 8px 12px; background: var(--bg-tertiary, #222636); border-radius: 6px; cursor: pointer; font-size: 13px; }
.link-item:hover { background: var(--bg-hover, #2a2e3f); }
.link-direction { font-size: 16px; font-weight: bold; }
.link-type-badge { color: #fff; font-size: 11px; padding: 2px 8px; border-radius: 4px; }
.link-title { flex: 1; color: var(--text-primary, #e4e6ef); }
.link-strength { font-family: var(--font-mono); color: var(--text-secondary, #9399b2); }

.chain-row { cursor: pointer; }
.chain-row:hover { background: rgba(79, 143, 247, 0.1); }
.badge-count { background: var(--accent-blue, #4f8ff7); color: #fff; padding: 2px 8px; border-radius: 4px; font-size: 12px; }

.section-card { background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 20px; margin-top: 16px; }
.section-card h3 { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); margin-bottom: 14px; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 28px; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.data-table th { text-align: left; padding: 8px 12px; border-bottom: 2px solid var(--border-color); color: var(--text-muted); font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.04em; }
.data-table td { padding: 8px 12px; border-bottom: 1px solid var(--border-color); color: var(--text-primary); }

/* ── Phase 36: 叙述卡片 ─────────────────────────────── */

.narrative-card { margin-bottom: 20px; }
.narrative-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.narrative-header h3 { margin: 0; }
.btn-regenerate { background: var(--primary, #3b82f6); color: #fff; border: none; padding: 4px 12px; border-radius: 4px; cursor: pointer; font-size: 12px; }
.btn-regenerate:hover { opacity: 0.9; }
.btn-regenerate:disabled { opacity: 0.5; cursor: not-allowed; }
.narrative-text { color: var(--text-primary, #e0e0e0); line-height: 1.6; font-size: 14px; margin-bottom: 8px; }
.narrative-meta { display: flex; gap: 16px; font-size: 11px; color: var(--text-secondary, #888); }
.narrative-summary { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── Phase 37: 趋势分析 ─────────────────────────────── */

.trends-page .trends-controls { display: flex; justify-content: flex-end; margin-bottom: 1rem; }
.days-toggle { display: flex; gap: 0.25rem; background: var(--bg-secondary); border-radius: 6px; padding: 2px; }
.btn-days { padding: 0.35rem 0.75rem; border: none; background: transparent; color: var(--text-muted); border-radius: 4px; cursor: pointer; font-size: 0.85rem; }
.btn-days.active { background: var(--accent-blue); color: #fff; }
.chart-section { margin-bottom: 1.5rem; }
.chart-section h3 { margin-bottom: 0.5rem; color: var(--text-primary); font-size: 0.9rem; font-weight: 600; }
.chart-container { background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 1rem; height: 300px; }
.topic-table-section { margin-bottom: 1.5rem; }
.topic-table-section h3 { margin-bottom: 0.5rem; color: var(--text-primary); font-size: 0.9rem; font-weight: 600; }
.trend-badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px; font-size: 0.8rem; font-weight: 500; }
.badge-rising { background: rgba(16, 185, 129, 0.2); color: #10b981; }
.badge-stable { background: rgba(107, 114, 128, 0.2); color: #9ca3af; }
.badge-falling { background: rgba(239, 68, 68, 0.2); color: #ef4444; }
.hotness-bar { width: 100px; height: 8px; background: var(--bg-hover); border-radius: 4px; overflow: hidden; }
.hotness-fill { height: 100%; background: var(--accent-blue); border-radius: 4px; transition: width 0.3s; }

/* ── Phase 38: 智能告警 ─────────────────────────────── */
.alert-item { padding: 10px 14px; margin-bottom: 8px; background: var(--bg-secondary); border-radius: var(--radius-sm); border-left: 3px solid var(--accent-blue); }
.alert-item-header { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.alert-type { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; margin-bottom: 4px; }
.alert-type-badge { display: inline-block; padding: 0.1rem 0.4rem; border-radius: 4px; font-size: 0.75rem; font-weight: 600; background: rgba(59,130,246,0.15); color: #3b82f6; }
.alert-severity { font-size: 0.75rem; font-weight: 600; }
.alert-message { font-size: 0.85rem; color: var(--text-primary); line-height: 1.4; }
.alert-time { font-size: 0.7rem; color: var(--text-muted); margin-top: 4px; }
.alert-list { display: flex; flex-direction: column; gap: 0; }

/* ── Phase 39: Dashboard 增强 ───────────────────────── */
.today-cards { margin-bottom: 16px; }
.stat-diff { font-size: 0.75rem; margin-top: 4px; }
.diff-up { color: #10b981; }
.diff-down { color: #ef4444; }
.top-events-table { margin-top: 8px; }
.top-event-row:hover { background: var(--bg-hover); }
.score-badge { font-weight: 600; }

/* ── Phase 41: 反馈闭环 + 告警管理 ─────────────────── */
.empty-hint { color: var(--text-muted); font-size: 0.85rem; padding: 1rem 0; }
.feedback-card { margin-top: 16px; }
.feedback-actions { display: flex; gap: 8px; margin-bottom: 12px; }
.feedback-comment-row { display: flex; gap: 8px; align-items: center; }
.feedback-input { flex: 1; padding: 6px 10px; border: 1px solid var(--border-color); border-radius: var(--radius-sm); background: var(--bg-secondary); color: var(--text-primary); font-size: 0.85rem; }
.feedback-status { margin-top: 8px; }
.feedback-ok { color: #22c55e; font-size: 0.85rem; }
.feedback-hint { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 12px; }
.optimize-actions { display: flex; gap: 8px; margin-bottom: 12px; }
.optimize-result { margin-top: 8px; }
.optimize-preview p { font-size: 0.85rem; color: var(--text-primary); margin-bottom: 8px; }
.optimize-applied { color: #22c55e; font-size: 0.85rem; padding: 8px 0; }
.optimize-empty { color: var(--text-muted); font-size: 0.85rem; padding: 8px 0; }
.btn-green { background: #22c55e; color: #fff; }
.btn-green:hover { background: #16a34a; }
.btn-red { background: #ef4444; color: #fff; }
.btn-red:hover { background: #dc2626; }
.btn-primary { background: var(--accent-blue); color: #fff; }
.btn-primary:hover { background: #2563eb; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-secondary { background: var(--bg-hover); color: var(--text-primary); }
.btn-secondary:hover { background: var(--border-color); }
.btn-sm { padding: 4px 10px; font-size: 0.8rem; }
.btn-xs { padding: 2px 6px; font-size: 0.7rem; line-height: 1.2; }
.btn-save { margin-top: 16px; width: 100%; max-width: 200px; }

/* Config edit forms */
.config-field-editable { flex-direction: column; align-items: flex-start; gap: 4px; }
.config-input { background: var(--bg-tertiary); color: var(--text-primary); border: 1px solid var(--border-color); border-radius: var(--radius-sm); padding: 7px 10px; font-size: 0.85rem; font-family: var(--font-stack); width: 100%; max-width: 360px; }
.config-input:focus { border-color: var(--accent-blue); outline: none; }
.config-input-sm { width: auto; max-width: 200px; padding: 4px 8px; }
.config-select { cursor: pointer; }
.toggle-clickable { cursor: pointer; user-select: none; }
.toggle-clickable:hover { opacity: 0.85; }
.config-tag-removable { display: inline-flex; align-items: center; gap: 4px; }
.tag-remove-btn { background: none; border: none; color: var(--text-muted); cursor: pointer; font-size: 1rem; line-height: 1; padding: 0 2px; }
.tag-remove-btn:hover { color: var(--accent-red); }
.kw-add-row { display: flex; gap: 8px; margin-top: 8px; align-items: center; }
.source-edit-panel { margin-top: 10px; padding: 10px; background: var(--bg-tertiary); border-radius: var(--radius-sm); border: 1px solid var(--border-color); }
.source-edit-panel .config-input { margin-bottom: 6px; }
.save-status { margin-top: 8px; }
.save-status-inline { margin-left: 8px; font-size: 0.8rem; }
.save-ok { color: #22c55e; font-size: 0.85rem; }
.dest-edit-fields, .route-edit-fields { margin-top: 10px; padding: 10px; background: var(--bg-tertiary); border-radius: var(--radius-sm); }
.dest-edit-fields .config-input, .route-edit-fields .config-input { margin-bottom: 6px; }
.toggle-label { font-size: 0.8rem; margin-left: 4px; }

/* Success toast */
.success-toast { position: fixed; bottom: 20px; right: 20px; background: #16a34a; color: #fff; padding: 10px 16px; border-radius: var(--radius-md); font-size: 0.85rem; z-index: 9999; display: flex; align-items: center; gap: 8px; box-shadow: var(--shadow-card); animation: slideUp 0.3s; }
.success-toast .toast-icon { display: flex; }