/* ============================================================
   Alpha v2 真实 shell · 复刻 web/src/index.css 的关键类
   className 命名严格对齐 Alpha 现网代码（workspace-* / dashboard-* / product-* / task-history-*）
   ============================================================ */

:root {
  --color-sidebar: #001529;
  --color-sidebar-text: #f8fafc;
  --color-sidebar-text-dim: rgba(226, 232, 240, 0.7);
  --color-sidebar-group-title: rgba(148, 163, 184, 0.72);
  --color-sidebar-border: rgba(255, 255, 255, 0.08);
  --color-sidebar-hover: rgba(255, 255, 255, 0.04);

  --color-primary: #1677ff;
  --color-primary-hover: #4096ff;
  --color-primary-bg: #e6f4ff;

  --color-success: #52c41a;
  --color-success-bg: #f6ffed;
  --color-success-border: #b7eb8f;
  --color-warning: #faad14;
  --color-warning-bg: #fffbe6;
  --color-warning-border: #ffe58f;
  --color-danger: #ff4d4f;
  --color-danger-bg: #fff2f0;
  --color-danger-border: #ffccc7;

  --color-text-1: #1f2933;
  --color-text-2: #475569;
  --color-text-3: #94a3b8;
  --color-text-4: #cbd5e1;
  --color-border-1: rgba(148, 163, 184, 0.24);
  --color-border-2: #e2e8f0;
  --color-bg-page: #f8fafc;
  --color-bg-card: #ffffff;
  --color-bg-card-soft: #f1f5f9;

  --workspace-sidebar-width: 260px;
  --workspace-sidebar-width-collapsed: 88px;
  --shadow-card: 0 1px 2px rgba(15, 23, 42, 0.04), 0 6px 16px rgba(15, 23, 42, 0.04);
  --radius: 12px;
  --radius-sm: 6px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  font-size: 14px;
  color: var(--color-text-1);
  background: var(--color-bg-page);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-hover); }

/* ============================================================
   AppWorkspace 布局
   ============================================================ */
.workspace-shell {
  display: grid;
  grid-template-columns: var(--workspace-sidebar-width) 1fr;
  min-height: 100vh;
  transition: grid-template-columns 0.2s ease;
}
.workspace-shell.collapsed {
  grid-template-columns: var(--workspace-sidebar-width-collapsed) 1fr;
}

/* ============================================================
   左侧 Sidebar (workspace-sidebar-v2)
   ============================================================ */
.workspace-sidebar-v2 {
  background: var(--color-sidebar);
  color: var(--color-sidebar-text);
  padding: 14px 0 0;
  position: sticky; top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex; flex-direction: column;
  gap: 24px;
}

.workspace-brand-v2 {
  padding: 4px 20px 14px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--color-sidebar-border);
}
.workspace-brand-v2 .mark {
  width: 36px; height: 36px;
  background: var(--color-primary);
  display: grid; place-items: center;
  border-radius: 8px;
  font-size: 18px; font-weight: 700;
  color: #fff;
}
.workspace-brand-v2 strong {
  font-size: 16px; color: #fff;
  display: block; line-height: 1.2;
}
.workspace-brand-v2 .sub {
  font-size: 12px; color: var(--color-sidebar-text-dim);
}
.sidebar-toggle-btn {
  margin-left: auto;
  width: 28px; height: 28px;
  border: 1px solid rgba(255,255,255,0.16);
  background: transparent;
  color: var(--color-sidebar-text-dim);
  border-radius: 6px;
  display: grid; place-items: center;
  cursor: pointer;
}
.sidebar-toggle-btn:hover { color: #fff; border-color: rgba(255,255,255,0.32); }

.workspace-nav-group-v2 { padding: 0 12px; }
.workspace-nav-group-title-v2 {
  font-size: 13px; font-weight: 600;
  color: var(--color-sidebar-group-title);
  padding: 6px 12px;
  margin: 6px 0 4px;
}
.workspace-nav-item-v2 {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--color-sidebar-text);
  cursor: pointer;
  transition: background 0.15s;
  margin-bottom: 2px;
}
.workspace-nav-item-v2:hover { background: var(--color-sidebar-hover); }
.workspace-nav-item-v2.active {
  background: rgba(22,119,255,0.18);
  color: #fff;
  font-weight: 500;
}
.workspace-nav-item-v2 .icon {
  width: 16px; height: 16px;
  display: inline-grid; place-items: center;
  opacity: 0.9; font-size: 14px;
}

.workspace-external-tools {
  margin-top: auto;
  padding: 12px 12px 16px;
  border-top: 1px solid var(--color-sidebar-border);
}
.workspace-user-card {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(255,255,255,0.04);
}
.workspace-user-card .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--color-primary); color: #fff;
  display: grid; place-items: center;
  font-size: 13px; font-weight: 500;
}
.workspace-user-card .name { font-size: 13px; color: var(--color-sidebar-text); line-height: 1.2; }
.workspace-user-card .dept { font-size: 11px; color: var(--color-sidebar-text-dim); margin-top: 2px; }

/* ============================================================
   主区
   ============================================================ */
.module-page {
  padding: 24px 32px 40px;
  max-width: 1480px;
  margin: 0 auto;
}
.module-page-header {
  display: flex; align-items: flex-end; justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}
.module-page-header h1 {
  font-size: 22px; font-weight: 600;
  margin: 0 0 6px;
  color: var(--color-text-1);
}
.module-page-header .module-subtitle {
  font-size: 13px; color: var(--color-text-3);
}
.module-page-toolbar {
  display: flex; align-items: center; gap: 8px;
}

/* ============================================================
   按钮
   ============================================================ */
.primary-button, .secondary-button, .ghost-button, .ghost-button-sm, .danger-button {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px; font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.15s;
  background: transparent;
}
.primary-button {
  background: var(--color-primary); color: #fff;
  border-color: var(--color-primary);
}
.primary-button:hover { background: var(--color-primary-hover); }
.primary-button:disabled { opacity: 0.5; cursor: not-allowed; }
.secondary-button {
  background: #fff; color: var(--color-text-1);
  border-color: var(--color-border-1);
}
.secondary-button:hover { border-color: var(--color-primary); color: var(--color-primary); }
.ghost-button, .ghost-button-sm {
  background: transparent; color: var(--color-primary);
  border-color: transparent;
}
.ghost-button:hover, .ghost-button-sm:hover { background: var(--color-primary-bg); }
.ghost-button-sm { padding: 4px 10px; font-size: 12px; }
.danger-button {
  background: #fff; color: var(--color-danger);
  border-color: var(--color-danger);
}
.danger-button:hover { background: var(--color-danger-bg); }
.danger-button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ============================================================
   输入 / select
   ============================================================ */
.toolbar-input, select.toolbar-input {
  padding: 7px 12px;
  border: 1px solid var(--color-border-1);
  border-radius: 8px;
  font-size: 13px;
  background: #fff;
  color: var(--color-text-1);
  outline: none;
  min-width: 140px;
}
.toolbar-input:focus { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-bg); }
.product-filter-bar, .task-history-filter-bar {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  padding: 14px 18px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  margin-bottom: 16px;
}

/* ============================================================
   通用卡片
   ============================================================ */
.module-card {
  background: var(--color-bg-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border-1);
  margin-bottom: 16px;
}
.module-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-2);
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
}
.module-card-title {
  font-size: 15px; font-weight: 600;
  color: var(--color-text-1);
  display: flex; align-items: center; gap: 8px;
}
.module-card-title .badge-new {
  font-size: 10px; font-weight: 500;
  padding: 2px 6px; border-radius: 10px;
  background: linear-gradient(135deg, #722ed1, #1677ff);
  color: #fff;
  letter-spacing: 0.04em;
}
.module-card-subtitle { font-size: 12px; color: var(--color-text-3); font-weight: 400; }
.module-card-body { padding: 18px 20px; }

/* ============================================================
   状态徽章（dashboard-status-{status}）
   ============================================================ */
.dashboard-status-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px; font-weight: 500;
  border: 1px solid transparent;
  white-space: nowrap;
}
.dashboard-status-badge::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.dashboard-status-pending, .dashboard-status-待处理 { background: #f1f5f9; color: #64748b; border-color: #e2e8f0; }
.dashboard-status-parsing, .dashboard-status-解析中 { background: var(--color-primary-bg); color: var(--color-primary); border-color: #91caff; }
.dashboard-status-analyzing, .dashboard-status-分析中,
.dashboard-status-generating, .dashboard-status-生成中,
.dashboard-status-processing, .dashboard-status-渲染中, .dashboard-status-队列中 { background: var(--color-warning-bg); color: var(--color-warning); border-color: var(--color-warning-border); }
.dashboard-status-completed, .dashboard-status-已完成 { background: var(--color-success-bg); color: var(--color-success); border-color: var(--color-success-border); }
.dashboard-status-failed, .dashboard-status-失败 { background: var(--color-danger-bg); color: var(--color-danger); border-color: var(--color-danger-border); }

/* ============================================================
   TypeTag / StatusTag (产品类型 / 状态)
   ============================================================ */
.type-tag {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 4px;
  font-size: 12px; font-weight: 500;
  background: #f1f5f9; color: var(--color-text-2);
  border: 1px solid var(--color-border-2);
}
.status-tag {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: 4px;
  font-size: 12px; font-weight: 500;
}
.status-tag.active { background: var(--color-success-bg); color: var(--color-success); border: 1px solid var(--color-success-border); }
.status-tag.test { background: var(--color-warning-bg); color: var(--color-warning); border: 1px solid var(--color-warning-border); }
.status-tag.invalid { background: #f1f5f9; color: var(--color-text-3); border: 1px solid var(--color-border-2); }

/* ============================================================
   ProductAvatar
   ============================================================ */
.product-avatar {
  display: inline-grid; place-items: center;
  border-radius: 8px;
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  flex-shrink: 0;
}
.product-avatar.sm { width: 32px; height: 32px; font-size: 13px; border-radius: 6px; }
.product-avatar.md { width: 40px; height: 40px; font-size: 16px; }
.product-avatar.lg { width: 60px; height: 60px; font-size: 22px; border-radius: 12px; }
.product-avatar.c0 { background: linear-gradient(135deg, #1677ff, #4096ff); }
.product-avatar.c1 { background: linear-gradient(135deg, #52c41a, #95de64); }
.product-avatar.c2 { background: linear-gradient(135deg, #722ed1, #b37feb); }
.product-avatar.c3 { background: linear-gradient(135deg, #fa8c16, #ffc069); }
.product-avatar.c4 { background: linear-gradient(135deg, #f5222d, #ff7875); }
.product-avatar.c5 { background: linear-gradient(135deg, #13c2c2, #5cdbd3); }
.product-avatar.c6 { background: linear-gradient(135deg, #eb2f96, #ffadd2); }

/* ============================================================
   产品列表 (product-list)
   ============================================================ */
.product-table {
  width: 100%; border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
}
.product-table thead th {
  text-align: left;
  background: var(--color-bg-card-soft);
  color: var(--color-text-2);
  padding: 12px 16px;
  font-size: 12px; font-weight: 600;
  border-bottom: 1px solid var(--color-border-2);
  white-space: nowrap;
}
.product-table tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border-2);
  vertical-align: middle;
  font-size: 13px;
  color: var(--color-text-1);
}
.product-table tbody tr { cursor: pointer; transition: background 0.15s; }
.product-table tbody tr:hover { background: #f8fafc; }
.product-table tbody tr:last-child td { border-bottom: none; }
.product-table .font-medium { font-weight: 500; }
.product-table-empty {
  padding: 60px 20px; text-align: center;
  color: var(--color-text-3); font-size: 13px;
}

.product-name-cell { display: flex; align-items: center; gap: 12px; }

/* ROI mini chart (sparkline) */
.roi-sparkline {
  display: inline-flex; align-items: end; gap: 2px;
  height: 28px;
}
.roi-sparkline-bar {
  width: 6px;
  background: var(--color-primary);
  border-radius: 2px 2px 0 0;
  min-height: 2px;
}
.roi-sparkline-bar.hot { background: var(--color-success); }
.roi-sparkline-bar.cold { background: var(--color-danger); }
.roi-value-cell {
  display: inline-flex; align-items: center; gap: 10px;
  font-variant-numeric: tabular-nums;
}
.roi-trend-indicator {
  font-size: 11px; padding: 2px 6px; border-radius: 10px;
}
.roi-trend-indicator.up { background: var(--color-success-bg); color: var(--color-success); }
.roi-trend-indicator.down { background: var(--color-danger-bg); color: var(--color-danger); }
.roi-trend-indicator.flat { background: #f1f5f9; color: var(--color-text-3); }

/* ============================================================
   产品详情页 (product-detail)
   ============================================================ */
.product-detail-layout {
  display: grid; grid-template-columns: 1fr 320px; gap: 20px;
}

.product-detail-header {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-1);
  padding: 24px;
  margin-bottom: 16px;
  display: flex; gap: 20px; align-items: flex-start;
}
.product-detail-header .info { flex: 1; }
.product-detail-header h2 {
  font-size: 22px; font-weight: 600; margin: 0 0 8px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.product-detail-header .meta {
  color: var(--color-text-3); font-size: 13px;
  display: flex; gap: 18px; flex-wrap: wrap;
}
.product-stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  padding: 16px 20px;
  background: var(--color-bg-card-soft);
  border-top: 1px solid var(--color-border-2);
  margin: 16px -20px -18px;
  border-radius: 0 0 var(--radius) var(--radius);
}
.product-stats-cell { text-align: left; }
.product-stats-cell .label { font-size: 12px; color: var(--color-text-3); margin-bottom: 4px; }
.product-stats-cell .value { font-size: 20px; font-weight: 600; color: var(--color-text-1); }

/* Tabs (Alpha 风格 + 我们新增的 "投放表现") */
.module-tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--color-border-2);
  margin: 16px 0 0;
}
.module-tab {
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
  color: var(--color-text-2);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s;
  display: flex; align-items: center; gap: 6px;
  position: relative;
}
.module-tab:hover { color: var(--color-primary); }
.module-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 500;
}
.module-tab .badge-new {
  font-size: 9px; font-weight: 600;
  padding: 1px 5px; border-radius: 8px;
  background: linear-gradient(135deg, #722ed1, #1677ff);
  color: #fff; letter-spacing: 0.04em;
  vertical-align: middle;
}

.product-keyword-chip {
  display: inline-block;
  padding: 4px 10px;
  background: #f1f5f9;
  color: var(--color-text-2);
  border-radius: 6px;
  font-size: 12px;
  margin: 0 6px 6px 0;
}

.product-attachment-tabs {
  display: flex; gap: 16px;
  border-bottom: 1px solid var(--color-border-2);
  margin-bottom: 12px;
}
.product-attachment-tab {
  padding: 8px 4px;
  font-size: 13px;
  color: var(--color-text-2);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.product-attachment-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.empty-state {
  padding: 28px 20px;
  text-align: center;
  color: var(--color-text-3);
  font-size: 13px;
  background: var(--color-bg-card-soft);
  border-radius: 8px;
  border: 1px dashed var(--color-border-2);
}

.competitor-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px;
  border: 1px solid var(--color-border-2);
  border-radius: 8px;
  margin-bottom: 8px;
}
.competitor-item:hover { border-color: var(--color-primary); background: var(--color-bg-card-soft); cursor: pointer; }

/* 右侧产品信息 + 快速操作 卡片 */
.product-side-card { margin-bottom: 16px; }
.product-side-card .module-card-body { padding: 0; }
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li {
  padding: 12px 20px;
  display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid var(--color-border-2);
  font-size: 13px;
}
.info-list li:last-child { border-bottom: none; }
.info-list .k { color: var(--color-text-3); }
.info-list .v { color: var(--color-text-1); font-weight: 500; }

.action-list { padding: 16px 20px; display: flex; flex-direction: column; gap: 8px; }
.action-list .primary-button, .action-list .secondary-button, .action-list .danger-button { justify-content: center; width: 100%; }
.action-list .hint { font-size: 12px; color: var(--color-text-3); margin-top: 4px; }

/* ============================================================
   "投放表现" tab 专属
   ============================================================ */
.kpi-card-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-bottom: 16px;
}
.kpi-card {
  background: #fff;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-1);
  position: relative;
  overflow: hidden;
}
.kpi-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--color-primary);
}
.kpi-card.success::before { background: var(--color-success); }
.kpi-card.warning::before { background: var(--color-warning); }
.kpi-card.danger::before { background: var(--color-danger); }
.kpi-label { font-size: 12px; color: var(--color-text-3); margin-bottom: 6px; }
.kpi-value { font-size: 22px; font-weight: 600; color: var(--color-text-1); line-height: 1.2; }
.kpi-unit { font-size: 12px; color: var(--color-text-3); margin-left: 4px; font-weight: 400; }
.kpi-sub { font-size: 12px; color: var(--color-text-3); margin-top: 6px; }

/* 爆款公式 / 低效诊断 双栏 */
.insight-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  margin-bottom: 16px;
}
.insight-card {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-1);
  overflow: hidden;
}
.insight-card.hot { border-top: 3px solid var(--color-success); }
.insight-card.cold { border-top: 3px solid var(--color-danger); }
.insight-card-header { padding: 14px 20px; display: flex; align-items: center; gap: 8px; }
.insight-card-header h4 { margin: 0; font-size: 14px; font-weight: 600; }
.insight-card-body { padding: 0 20px 16px; }
.insight-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0;
  border-bottom: 1px dashed var(--color-border-2);
}
.insight-row:last-child { border-bottom: none; }
.insight-row .name { font-size: 13px; color: var(--color-text-1); }
.insight-row .count { font-size: 12px; color: var(--color-text-3); }
.insight-row .pct {
  font-size: 11px; padding: 2px 6px; border-radius: 10px;
  margin-left: 8px;
}
.insight-row .pct.hot { background: var(--color-success-bg); color: var(--color-success); }
.insight-row .pct.cold { background: var(--color-danger-bg); color: var(--color-danger); }

.video-grid-table { width: 100%; border-collapse: collapse; }
.video-grid-table th {
  text-align: left; background: var(--color-bg-card-soft);
  color: var(--color-text-2);
  padding: 10px 14px; font-size: 12px; font-weight: 600;
  border-bottom: 1px solid var(--color-border-2);
}
.video-grid-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border-2);
  font-size: 13px;
}
.video-grid-table tbody tr { cursor: pointer; }
.video-grid-table tbody tr:hover { background: var(--color-bg-card-soft); }
.video-thumb-sm {
  width: 56px; height: 72px;
  object-fit: cover;
  border-radius: 4px;
  background: #000;
  display: block;
}

.money { font-variant-numeric: tabular-nums; }
.money.hot { color: var(--color-success); font-weight: 500; }
.money.cold { color: var(--color-danger); font-weight: 500; }

.video-name { font-weight: 500; color: var(--color-text-1); margin-bottom: 4px; }
.video-tags { display: flex; gap: 4px; flex-wrap: wrap; }
.muted { color: var(--color-text-3); }

/* ============================================================
   任务历史 (task-history)
   ============================================================ */
.task-history-summary-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px;
  margin-bottom: 16px;
}
.task-history-summary-card {
  background: #fff;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-1);
  cursor: pointer;
  transition: all 0.15s;
}
.task-history-summary-card:hover { border-color: var(--color-primary); box-shadow: 0 0 0 2px var(--color-primary-bg); }
.task-history-summary-card.active { border-color: var(--color-primary); background: var(--color-primary-bg); }
.task-history-summary-card .label { font-size: 12px; color: var(--color-text-3); margin-bottom: 4px; }
.task-history-summary-card .value { font-size: 22px; font-weight: 600; color: var(--color-text-1); }

.view-toggle {
  display: inline-flex; background: #fff;
  border: 1px solid var(--color-border-1); border-radius: 8px;
  padding: 3px;
}
.view-toggle-btn {
  padding: 6px 14px; font-size: 13px;
  color: var(--color-text-2);
  border-radius: 6px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 4px;
  border: none; background: transparent;
}
.view-toggle-btn.active {
  background: var(--color-primary); color: #fff;
}

.task-history-table-head, .task-history-table-row {
  display: grid;
  grid-template-columns: 80px 1.6fr 90px 1.2fr 100px 100px 130px 100px;
  gap: 12px;
  align-items: center;
  padding: 12px 18px;
  font-size: 13px;
}
.task-history-table-head {
  background: var(--color-bg-card-soft);
  color: var(--color-text-2);
  font-size: 12px; font-weight: 600;
  border-radius: 8px 8px 0 0;
  border-bottom: 1px solid var(--color-border-2);
}
.task-history-table-body { background: #fff; border-radius: 0 0 8px 8px; }
.task-history-table-row { border-bottom: 1px solid var(--color-border-2); cursor: pointer; }
.task-history-table-row:hover { background: var(--color-bg-card-soft); }
.task-history-table-row:last-child { border-bottom: none; }
.task-preview-thumb {
  width: 60px; height: 60px; object-fit: cover;
  background: #000; border-radius: 4px;
}
.task-preview-placeholder {
  width: 60px; height: 60px;
  background: var(--color-bg-card-soft);
  border-radius: 4px;
  display: grid; place-items: center;
  color: var(--color-text-3); font-size: 11px;
}

/* 主题趋势视图 */
.trend-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
.trend-card {
  background: #fff;
  border: 1px solid var(--color-border-1);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.trend-card h4 { margin: 0 0 14px; font-size: 14px; font-weight: 600; }

/* 简单柱状/堆叠图（纯 CSS Grid） */
.bar-chart {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 8px;
  height: 220px;
  align-items: end;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border-2);
  position: relative;
}
.bar-stack { display: flex; flex-direction: column-reverse; gap: 1px; position: relative; }
.bar-stack .seg { border-radius: 2px 2px 0 0; transition: filter 0.15s; }
.bar-stack:hover .seg { filter: brightness(1.1); }
.bar-stack .x-label {
  position: absolute;
  bottom: -20px; left: 0; right: 0;
  text-align: center;
  font-size: 11px;
  color: var(--color-text-3);
}
.chart-legend {
  display: flex; gap: 14px; flex-wrap: wrap; padding-top: 18px;
}
.chart-legend-item { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--color-text-2); }
.chart-legend-swatch { width: 12px; height: 12px; border-radius: 2px; }

.theme-rank-list { list-style: none; padding: 0; margin: 0; }
.theme-rank-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border-2);
  display: flex; align-items: center; gap: 12px;
}
.theme-rank-list li:last-child { border-bottom: none; }
.theme-rank-list .rank { width: 22px; height: 22px; border-radius: 50%; background: var(--color-bg-card-soft); color: var(--color-text-2); font-size: 12px; font-weight: 600; display: grid; place-items: center; }
.theme-rank-list .rank.top1 { background: var(--color-warning-bg); color: var(--color-warning); }
.theme-rank-list .rank.top2 { background: var(--color-primary-bg); color: var(--color-primary); }
.theme-rank-list .name { flex: 1; font-size: 13px; }
.theme-rank-list .count { font-size: 13px; color: var(--color-text-1); font-weight: 500; }

/* ============================================================
   单视频详情 (大唐数据演示)
   ============================================================ */
.video-detail-layout { display: grid; grid-template-columns: 320px 1fr; gap: 20px; }
.video-cover-card {
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 9 / 16;
  position: relative;
}
.video-cover-card img { width: 100%; height: 100%; object-fit: cover; }
.video-cover-card .play-overlay {
  position: absolute; inset: 0;
  display: grid; place-items: center;
  background: rgba(0,0,0,0.15); color: #fff; font-size: 48px;
  cursor: pointer; text-decoration: none;
}
.video-cover-card .play-overlay:hover { background: rgba(0,0,0,0.35); }

/* 广告主投放计划对比 */
.advertiser-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
}
.advertiser-card {
  background: #fff;
  border: 1px solid var(--color-border-1);
  border-radius: var(--radius);
  padding: 16px 18px;
  position: relative;
}
.advertiser-card.scale-small { border-top: 3px solid var(--color-text-4); }
.advertiser-card.scale-mid { border-top: 3px solid var(--color-warning); }
.advertiser-card.scale-large { border-top: 3px solid var(--color-success); }
.advertiser-card .scale-tag {
  position: absolute; top: 16px; right: 18px;
  font-size: 11px; padding: 2px 8px; border-radius: 10px;
}
.advertiser-card.scale-small .scale-tag { background: #f1f5f9; color: var(--color-text-3); }
.advertiser-card.scale-mid .scale-tag { background: var(--color-warning-bg); color: var(--color-warning); }
.advertiser-card.scale-large .scale-tag { background: var(--color-success-bg); color: var(--color-success); }
.advertiser-card h5 { margin: 0 0 12px; font-size: 13px; color: var(--color-text-3); font-weight: 500; }
.advertiser-card .big-number { font-size: 24px; font-weight: 700; line-height: 1.1; }
.advertiser-card .roi-line { font-size: 14px; margin-top: 4px; color: var(--color-text-2); }
.advertiser-card .metric-list { margin-top: 12px; font-size: 12px; }
.advertiser-card .metric-row {
  display: flex; justify-content: space-between; padding: 6px 0;
  border-bottom: 1px dashed var(--color-border-2);
}
.advertiser-card .metric-row:last-child { border-bottom: none; }
.advertiser-card .metric-row .k { color: var(--color-text-3); }
.advertiser-card .metric-row .v { color: var(--color-text-1); font-weight: 500; }

.meta-list { list-style: none; padding: 0; margin: 0; }
.meta-list li {
  display: flex; padding: 9px 0;
  border-bottom: 1px dashed var(--color-border-2);
  font-size: 13px;
}
.meta-list li:last-child { border-bottom: none; }
.meta-list .k { width: 90px; color: var(--color-text-3); flex-shrink: 0; }
.meta-list .v { color: var(--color-text-1); font-weight: 500; word-break: break-all; }
.meta-list .v a { font-weight: 400; }

/* ============================================================
   面包屑 (Alpha 没有全局 breadcrumb，但页面里用)
   ============================================================ */
.module-breadcrumb {
  font-size: 13px; color: var(--color-text-3);
  margin-bottom: 12px;
}
.module-breadcrumb a { color: var(--color-text-2); }
.module-breadcrumb .sep { margin: 0 6px; color: var(--color-text-4); }
.module-breadcrumb .current { color: var(--color-text-1); font-weight: 500; }

/* ============================================================
   "POC 数据说明" 横幅
   ============================================================ */
.poc-banner {
  padding: 10px 32px;
  background: linear-gradient(90deg, #001529 0%, #1677ff 100%);
  color: #fff;
  font-size: 12px;
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.poc-banner .chip {
  background: rgba(255,255,255,0.15); padding: 2px 8px; border-radius: 10px;
  font-weight: 600; letter-spacing: 0.04em; font-size: 10px;
}

/* ============================================================
   滚动条
   ============================================================ */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(15,23,42,0.18); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(15,23,42,0.32); }

/* Utilities */
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; } .mb-16 { margin-bottom: 16px; } .mb-24 { margin-bottom: 24px; }
.flex-end { display: flex; justify-content: flex-end; gap: 8px; }
.row-flex { display: flex; gap: 12px; align-items: center; }