/* ============ 视频素材对比分析 — 样式 ============ */
:root {
  --primary: #3370ff;
  --primary-bg: #eef3ff;
  --primary-hover: #2b5fe0;
  --success: #00b578;
  --success-bg: #e6f9f1;
  --warn: #ff8800;
  --danger: #f5576c;
  --bg: #f5f6fa;
  --card: #ffffff;
  --border: #e8eaf0;
  --border-strong: #d5d9e3;
  --text: #1f2329;
  --muted: #8f959e;
  --text-light: #646a73;
  --shadow: 0 1px 4px rgba(31, 35, 41, 0.08);
  --radius: 8px;
  --font: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 13px; }
button { font-family: inherit; cursor: pointer; }
input, select { font-family: inherit; font-size: 13px; color: var(--text); }
svg { display: block; }
[hidden] { display: none !important; }

/* ---------- 顶部导航 ---------- */
.topbar { position: sticky; top: 0; z-index: 50; background: #fff; border-bottom: 1px solid var(--border); }
.topbar-inner { display: flex; align-items: center; gap: 20px; max-width: 1680px; margin: 0 auto; padding: 0 20px; height: 52px; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 600; white-space: nowrap; }
.brand-logo { color: var(--primary); font-size: 18px; }
.topbar-meta { flex: 1; display: flex; align-items: center; gap: 12px; color: var(--text-light); font-size: 12px; min-width: 0; overflow: hidden; }
.meta-badge { display: inline-flex; align-items: center; gap: 5px; background: var(--primary-bg); color: var(--primary); border-radius: 4px; padding: 2px 8px; white-space: nowrap; }
.view-tabs { display: flex; gap: 4px; height: 100%; }
.tab { position: relative; border: none; background: none; padding: 0 16px; font-size: 14px; color: var(--text-light); height: 100%; }
.tab:hover { color: var(--primary); }
.tab.active { color: var(--primary); font-weight: 600; box-shadow: inset 0 -2px var(--primary); }
.tab-badge { display: inline-block; min-width: 16px; margin-left: 5px; background: var(--primary); color: #fff; border-radius: 8px; font-size: 11px; line-height: 16px; padding: 0 4px; text-align: center; }
.tab-badge:empty { display: none; }

/* ---------- 布局 ---------- */
.view { max-width: 1680px; margin: 0 auto; padding: 16px 20px 40px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); margin-bottom: 12px; }
.flex-sp { flex: 1; }
.muted { color: var(--muted); }

/* ---------- 按钮 ---------- */
.btn { border: 1px solid var(--border-strong); background: #fff; color: var(--text); border-radius: 6px; padding: 5px 12px; font-size: 13px; transition: all .15s; white-space: nowrap; }
.btn:hover { border-color: var(--primary); color: var(--primary); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: #fff; }
.btn-light { background: #fff; }
.btn-text { border: none; background: none; color: var(--text-light); padding: 5px 8px; }
.btn-text:hover { color: var(--danger); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.icon-btn { border: none; background: none; color: var(--muted); font-size: 15px; padding: 4px 8px; border-radius: 4px; }
.icon-btn:hover { background: var(--bg); color: var(--text); }

/* ---------- 已选待对比提示栏 ---------- */
.compare-bar { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; background: #fff7e8; border: 1px solid #ffe1b3; border-radius: var(--radius); padding: 10px 14px; margin-bottom: 12px; }
.compare-bar b { color: var(--warn); font-size: 15px; margin: 0 2px; }
.cmp-tag { display: inline-flex; align-items: center; gap: 6px; max-width: 240px; background: #fff; border: 1px solid var(--border-strong); border-radius: 4px; padding: 2px 6px 2px 10px; font-size: 12px; }
.cmp-tag span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cmp-tag i { font-style: normal; color: var(--muted); cursor: pointer; padding: 0 3px; }
.cmp-tag i:hover { color: var(--danger); }
.go-compare { margin-left: auto; color: var(--warn); font-weight: 600; cursor: pointer; text-decoration: none; border-bottom: 1px dashed var(--warn); white-space: nowrap; }
.go-compare:hover { opacity: .8; }

/* ---------- 筛选区 ---------- */
.filter-card { padding: 12px 14px; }
.filter-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.filter-title { font-weight: 600; font-size: 14px; }
.filter-hint { color: var(--muted); font-size: 12px; }
.filter-rows { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.filter-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; background: #fafbfd; border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px; }
.f-field { width: 200px; }
.filter-row select, .filter-row input[type="number"], .pager-size select {
  border: 1px solid var(--border-strong); border-radius: 5px; padding: 5px 8px; background: #fff; outline: none;
}
.filter-row select:focus, .filter-row input:focus { border-color: var(--primary); }
.range-box { display: flex; align-items: center; gap: 6px; }
.range-box input { width: 90px; }
.range-unit { color: var(--muted); }
.range-sep { color: var(--muted); }
.f-del { border: none; background: none; color: var(--muted); font-size: 14px; padding: 4px 6px; border-radius: 4px; }
.f-del:hover { color: var(--danger); background: #fff0f2; }

/* 枚举多选下拉 */
.ms { position: relative; }
.ms-btn { min-width: 200px; text-align: left; border: 1px solid var(--border-strong); background: #fff; border-radius: 5px; padding: 5px 26px 5px 8px; position: relative; }
.ms-btn::after { content: "▾"; position: absolute; right: 8px; color: var(--muted); }
.ms-btn:hover { border-color: var(--primary); }
.ms-panel { position: absolute; top: calc(100% + 4px); left: 0; z-index: 30; width: 240px; max-height: 260px; overflow: auto; background: #fff; border: 1px solid var(--border-strong); border-radius: 6px; box-shadow: 0 4px 16px rgba(31,35,41,.12); padding: 6px; }
.ms-opt { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 4px; cursor: pointer; }
.ms-opt:hover { background: var(--bg); }
.ms-opt input { accent-color: var(--primary); }
.ms-actions { display: flex; gap: 8px; padding: 6px 8px 2px; border-top: 1px solid var(--border); margin-top: 4px; }
.ms-actions button { border: none; background: none; color: var(--primary); font-size: 12px; padding: 2px 4px; }

/* ---------- 工具栏 ---------- */
.table-card { padding: 0; overflow: hidden; }
.table-toolbar { display: flex; align-items: center; gap: 10px; padding: 12px 14px; }
.pager-size { display: flex; align-items: center; gap: 6px; color: var(--text-light); }
.pager-size select { padding: 4px 6px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow: auto; border-top: 1px solid var(--border); max-height: calc(100vh - 320px); }
table { border-collapse: collapse; }
/* 列表页数据表：固定列宽布局，数值/枚举列紧凑（表头折行），素材名称列弹性吸收剩余宽度 */
.data-table { width: 100%; table-layout: fixed; white-space: nowrap; }
.data-table thead th {
  position: sticky; top: 0; z-index: 5; background: #f7f8fa; color: var(--text-light); font-weight: 600;
  padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border-strong); font-size: 12px;
  white-space: normal; word-break: break-all; line-height: 1.35; vertical-align: middle;
}
.data-table thead th.sortable { cursor: pointer; user-select: none; }
.data-table thead th.sortable:hover { color: var(--primary); }
.sort-arrow { display: inline-block; width: 12px; color: var(--primary); }
.data-table tbody td { padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; overflow: hidden; }
.data-table tbody tr:hover { background: #f7faff; }
.data-table tbody tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.null, .null { color: var(--muted); }
/* 素材名称列：最多折行3行 */
.data-table td.cell-name { min-width: 0; }
.name-clip { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; word-break: break-all; line-height: 1.5; white-space: normal; }
.cell-id { color: var(--text-light); font-size: 12px; }

/* 人群分布列：紧凑多行文本（列表页最多2行，完整内容见 tooltip） */
.data-table td.dist-cell { min-width: 0; }
.dist-clip { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; word-break: break-all; line-height: 1.5; white-space: normal; font-size: 12px; color: var(--text-light); }

/* 对比星标列 */
.col-cmp { width: 50px; text-align: center !important; }
.star { display: inline-block; width: 20px; height: 20px; line-height: 20px; text-align: center; font-size: 16px; color: #c9cdd4; cursor: pointer; border-radius: 4px; }
.star:hover { color: var(--warn); background: #fff7e8; }
.star.on { color: var(--warn); }

/* 缩略图 */
.spark-cell { cursor: zoom-in; padding: 4px 8px !important; }
.spark-cell:hover { background: var(--primary-bg); border-radius: 4px; }
.spark { background: #fafbfd; border: 1px solid var(--border); border-radius: 3px; }

/* ---------- 分页 ---------- */
.pagination { display: flex; align-items: center; gap: 6px; padding: 12px 14px; flex-wrap: wrap; }
.page-info { color: var(--muted); margin-right: auto; font-size: 12px; }
.page-btn { min-width: 28px; height: 28px; border: 1px solid var(--border-strong); background: #fff; border-radius: 5px; color: var(--text-light); padding: 0 6px; }
.page-btn:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.page-btn.cur { background: var(--primary); border-color: var(--primary); color: #fff; }
.page-btn:disabled { opacity: .4; cursor: default; }
.page-dots { color: var(--muted); }

/* ---------- 覆盖层 / 抽屉 / 模态 ---------- */
.overlay { position: fixed; inset: 0; z-index: 100; background: rgba(31, 35, 41, .45); display: flex; }
.drawer { width: 360px; max-width: 92vw; height: 100%; background: #fff; margin-left: auto; display: flex; flex-direction: column; box-shadow: -6px 0 24px rgba(31,35,41,.14); }
.drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-bottom: 1px solid var(--border); font-size: 15px; font-weight: 600; }
.drawer-tip { padding: 10px 16px; color: var(--muted); font-size: 12px; background: #fafbfd; }
.drag-handle-demo { color: var(--primary); }
.drawer-body { flex: 1; overflow: auto; padding: 6px 8px 12px; }
.drawer-foot { display: flex; align-items: center; padding: 12px 16px; border-top: 1px solid var(--border); }
.col-group-title { font-size: 12px; color: var(--muted); font-weight: 600; padding: 12px 10px 4px; }
.col-row { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px; border: 1px dashed transparent; }
.col-row:hover { background: var(--bg); }
.col-row.dragging { opacity: .4; }
.col-row.drag-over-top { border-top-color: var(--primary); }
.col-row.drag-over-bottom { border-bottom-color: var(--primary); }
.drag-handle { cursor: grab; color: var(--muted); padding: 2px 4px; font-size: 14px; }
.drag-handle:active { cursor: grabbing; }
.col-row input { accent-color: var(--primary); width: 15px; height: 15px; }
.col-row .lbl { flex: 1; }

.modal { background: #fff; border-radius: 10px; margin: auto; box-shadow: 0 10px 40px rgba(31,35,41,.2); display: flex; flex-direction: column; max-height: 92vh; }
.chart-modal { width: 860px; max-width: 94vw; }
.modal-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.modal-title { font-size: 15px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chart-modal-info { display: flex; flex-wrap: wrap; gap: 14px; padding: 10px 18px; color: var(--text-light); font-size: 12px; background: #fafbfd; border-bottom: 1px solid var(--border); }
.chart-modal-info b { color: var(--text); }
.chart-modal-body { padding: 8px 10px; height: 380px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 12px 18px; border-top: 1px solid var(--border); }

/* ---------- 对比页 ---------- */
.cmp-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.cmp-title { font-size: 18px; font-weight: 600; }
.cmp-sub { color: var(--muted); }
.cmp-opt { margin-left: auto; display: flex; align-items: center; gap: 6px; color: var(--text-light); user-select: none; }
.cmp-opt input { accent-color: var(--success); }
.cmp-cards { display: flex; gap: 8px; margin-bottom: 12px; }
.cmp-card { flex: 1 1 0; min-width: 0; background: #fff; border: 1px solid var(--border); border-top: 3px solid var(--primary); border-radius: 8px; padding: 10px 12px; position: relative; box-shadow: var(--shadow); }
.cmp-card .cc-close { position: absolute; top: 8px; right: 8px; }
.cmp-card .cc-name { font-weight: 600; font-size: 13px; line-height: 1.5; max-height: 60px; overflow: hidden; margin: 2px 24px 6px 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; word-break: break-all; }
.cmp-card .cc-idx { display: inline-block; width: 16px; height: 16px; line-height: 16px; border-radius: 50%; color: #fff; font-size: 11px; font-weight: 600; text-align: center; margin-right: 5px; }
.cmp-card .cc-meta { color: var(--muted); font-size: 12px; line-height: 1.7; word-break: break-all; }
.cmp-table-wrap { overflow: auto; }
.cmp-table { table-layout: fixed; width: 100%; white-space: normal; }
.cmp-table td, .cmp-table th { padding: 7px 10px; }
.cmp-table .metric-name { color: var(--text-light); background: #f7f8fa; font-weight: 500; width: 150px; min-width: 150px; position: sticky; left: 0; z-index: 4; border-right: 1px solid var(--border); }
/* 表头行冻结：仅颜色点+序号；border-collapse 下 sticky 边框易错位，用 inset box-shadow 替代 */
.cmp-table thead th { position: sticky; top: 0; z-index: 7; background: #f7f8fa; text-align: center; vertical-align: middle; border-bottom: none; box-shadow: inset 0 -1px 0 var(--border-strong); }
.cmp-table thead th.metric-name { position: sticky; left: 0; top: 0; z-index: 8; }
.cmp-table thead th .th-dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; vertical-align: middle; }
.cmp-table thead th .th-idx { font-size: 13px; font-weight: 700; margin-left: 4px; vertical-align: middle; }
/* 冻结行：素材名称、素材ID（sticky 偏移 --fz1/--fz2 由 JS 计算） */
.cmp-table tr.frozen-row td { position: sticky; z-index: 6; background: #fbfcfe; text-align: center; border-bottom: none; box-shadow: inset 0 -1px 0 var(--border); }
.cmp-table tr.frozen-row[data-frozen="1"] td { top: var(--fz1, 0px); }
.cmp-table tr.frozen-row[data-frozen="2"] td { top: var(--fz2, 0px); }
.cmp-table tr.frozen-row td.metric-name { background: #f7f8fa; z-index: 8; }
.frozen-name { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; word-break: break-all; line-height: 1.5; font-size: 12px; font-weight: 600; }
.frozen-id { font-size: 12px; color: var(--text-light); }
.cmp-table td { text-align: center; border-bottom: 1px solid var(--border); word-break: break-word; }
.cmp-table tbody tr:hover { background: #f7faff; }
.cmp-table td .spark { max-width: 100%; height: auto; }
.cmp-table td.crowd-cell { font-size: 12px; line-height: 1.6; }
.cmp-table td.dist-cell { font-size: 12px; line-height: 1.7; color: var(--text-light); }
.best { display: inline-block; background: var(--success-bg); color: var(--success); border: 1px solid #b8ecda; border-radius: 4px; padding: 1px 8px; font-weight: 600; }
.seg { display: inline-flex; border: 1px solid var(--border-strong); border-radius: 6px; overflow: hidden; }
.seg button { border: none; background: #fff; padding: 5px 14px; color: var(--text-light); }
.seg button.on { background: var(--primary); color: #fff; }
.chart-card { padding: 14px; }
.chart-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; flex-wrap: wrap; }
.chart-card-title { font-weight: 600; font-size: 14px; }
.overlay-chart { height: 360px; }
.empty-state { text-align: center; padding: 80px 20px; color: var(--muted); }
.empty-state .big { font-size: 42px; margin-bottom: 12px; }
.empty-state .btn { margin-top: 16px; }

/* ---------- Toast ---------- */
.toast-wrap { position: fixed; top: 64px; left: 50%; transform: translateX(-50%); z-index: 200; display: flex; flex-direction: column; gap: 8px; align-items: center; }
.toast { background: rgba(31,35,41,.88); color: #fff; border-radius: 6px; padding: 9px 18px; font-size: 13px; box-shadow: 0 4px 16px rgba(0,0,0,.2); animation: toastIn .2s ease; }
.toast.warn { background: #ff8800; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }

/* 空筛选结果 */
.no-result { text-align: center; color: var(--muted); padding: 48px 0; }
.no-result .big { font-size: 34px; margin-bottom: 8px; }

/* ---------- 统计分析 ---------- */
.stat-card { padding: 0; overflow: hidden; }
.stat-toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.stat-title { font-weight: 600; font-size: 14px; }
.stat-scope { display: inline-flex; align-items: center; background: var(--primary-bg); color: var(--primary); border-radius: 4px; padding: 2px 8px; font-size: 12px; white-space: nowrap; }
.stat-hint { color: var(--warn); font-size: 12px; }
.stat-body { padding: 14px; }
.dim-block { margin-bottom: 28px; }
.dim-block:last-child { margin-bottom: 8px; }
.dim-title { font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.dim-note { color: var(--muted); font-size: 12px; line-height: 1.6; margin-bottom: 10px; }
.stat-table { border-collapse: collapse; font-size: 12px; margin-bottom: 4px; }
.stat-table th, .stat-table td { border: 1px solid var(--border); padding: 6px 12px; white-space: nowrap; }
.stat-table th { background: #f7f8fa; color: var(--text-light); font-weight: 600; text-align: right; }
.stat-table th:first-child { text-align: left; }
.stat-table td { text-align: left; }
.stat-table td.num { text-align: right; font-variant-numeric: tabular-nums; }
.stat-table tr.total-row td { background: var(--primary-bg); font-weight: 600; }
/* 维度1/2 表格内八大人群分布单元格：多行紧凑展示 */
.stat-table td.crowd-cell { white-space: normal; vertical-align: top; }
.crowd-dist { font-size: 11px; line-height: 1.65; min-width: 138px; }
.crowd-dist .cd-row { display: flex; gap: 8px; white-space: nowrap; }
.crowd-dist .cd-name { color: var(--text); }
.crowd-dist .cd-val { margin-left: auto; color: var(--text-light); font-variant-numeric: tabular-nums; }
.dim-chart { height: 280px; margin-top: 10px; }
.dim-toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 8px 0; color: var(--text-light); }
.dim-toolbar input { width: 200px; border: 1px solid var(--border-strong); border-radius: 5px; padding: 5px 8px; background: #fff; outline: none; }
.dim-toolbar input:focus { border-color: var(--primary); }
.iv-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin: 10px 0; }
.iv-tab { border: 1px solid var(--border-strong); background: #fff; border-radius: 6px; padding: 5px 12px; font-size: 12px; color: var(--text-light); }
.iv-tab:hover { border-color: var(--primary); color: var(--primary); }
.iv-tab.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.iv-tab .cnt { opacity: .72; margin-left: 4px; }
.iv-meta { color: var(--text-light); font-size: 12px; margin-bottom: 10px; }
.iv-meta b { color: var(--text); }
.dist-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(430px, 1fr)); gap: 12px; }
.dist-box { border: 1px solid var(--border); border-radius: 6px; padding: 8px 8px 4px; }
.dist-box-title { font-size: 12px; font-weight: 600; color: var(--text-light); margin-bottom: 2px; }
.iv-empty { color: var(--muted); text-align: center; padding: 32px 0; }