/* 分析报告（新版）· 旁路样式，不修改旧报告 */
.an-page { max-width: var(--content-max); margin: 0 auto; color: var(--text-2); }
.an-kicker { font-family: var(--mono); font-size: calc(10px * 1.3); letter-spacing: .14em; color: var(--faint); text-transform: uppercase; margin-bottom: 6px; }

/* 封面 */
.an-cover { position: relative; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-left: 4px solid var(--navy); border-radius: var(--radius-lg); padding: 22px 26px 18px; box-shadow: var(--shadow-1); margin-bottom: 14px; }
.an-cover::after { content: ""; position: absolute; right: -80px; top: -80px; width: 260px; height: 260px; border: 1px solid var(--line); border-radius: 50%; opacity: .55; pointer-events: none; }
.an-cover-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.an-cover-actions { display: flex; gap: 6px; flex-wrap: wrap; }
.an-cover-body { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; }
.an-cover-copy h1 { margin: 0 0 8px; font-size: calc(34px * 1.3); line-height: 1.15; color: var(--text-1); letter-spacing: -.02em; }
.an-cover-copy p { margin: 0; color: var(--muted); font-size: calc(13px * 1.3); }
.an-cover-stamp { flex: 0 0 auto; border: 1px solid var(--line-strong); border-radius: var(--radius-md); padding: 10px 14px; text-align: right; background: var(--surface-2); }
.an-cover-stamp b { display: block; font-size: calc(18px * 1.3); color: var(--text-1); letter-spacing: .04em; }
.an-cover-stamp span { display: block; margin-top: 4px; font-size: calc(10px * 1.3); color: var(--faint); letter-spacing: .08em; }
.an-cover-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line-2); font-size: calc(11px * 1.3); color: var(--muted); }
.an-cover-meta b { color: var(--text-2); font-weight: 600; }

/* 角色条 / 工具条 */
.an-rolebar { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; padding: 8px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: 10px; }
.an-report .an-rolebar { position: sticky; top: var(--header-h); z-index: 40; box-shadow: 0 6px 16px rgba(15, 23, 42, .06); }
.an-rolebar-label { font-size: calc(11px * 1.3); color: var(--faint); margin-right: 4px; }
.an-role-chip { display: inline-flex; align-items: center; gap: 5px; padding: 6px 11px; border-radius: var(--radius-pill); font-size: calc(12px * 1.3); color: var(--muted); border: 1px solid transparent; text-decoration: none; }
.an-role-chip:hover { background: var(--surface-2); color: var(--text); }
.an-role-chip.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.an-role-chip.disabled { color: #9aa8bc; cursor: not-allowed; }
.an-role-chip.disabled em { font-style: normal; font-size: calc(9px * 1.3); padding: 1px 4px; border: 1px solid var(--line); border-radius: 3px; color: #9aa8bc; }
.an-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 8px 10px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); margin-bottom: 16px; }
.an-toolbar-left, .an-toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.an-toolbar-right { font-size: calc(11px * 1.3); color: var(--faint); }
.an-scope-label { font-size: calc(11px * 1.3); color: var(--faint); }
.an-fixed { font-size: calc(12px * 1.3); font-weight: 600; color: var(--text-2); }
.an-badge { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: var(--radius-pill); font-size: calc(10px * 1.3); border: 1px solid var(--line); color: var(--muted); background: var(--surface-2); }
.an-badge.blue { color: var(--info); border-color: #c9d8ff; background: var(--info-bg); }
.an-badge.gray { color: var(--muted); }
.an-new-dot { display: inline-block; margin-left: 3px; padding: 0 4px; font-size: calc(9px * 1.3); line-height: 1.5; color: #fff; background: var(--primary); border-radius: 3px; vertical-align: 1px; }
.an-badge.green { color: var(--success); border-color: var(--success-line); background: var(--success-bg); }
.an-badge.amber { color: var(--warning); border-color: var(--warning-line); background: var(--warning-bg); }
.an-badge.red { color: var(--danger); border-color: var(--danger-line); background: var(--danger-bg); }

/* 布局 */
.an-layout { display: grid; grid-template-columns: minmax(0, 1fr) 210px; gap: 22px; align-items: start; }
.an-main { min-width: 0; }
.an-toc { position: sticky; top: calc(var(--header-h) + var(--rolebar-h, 52px) + 12px); z-index: 30; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-md); padding: 12px; }
.an-toc-title { font-size: calc(11px * 1.3); color: var(--faint); letter-spacing: .1em; margin-bottom: 8px; }
.an-toc-link { display: block; width: 100%; text-align: left; padding: 6px 8px; border: 0; border-left: 2px solid transparent; background: none; color: var(--muted); font-size: calc(12px * 1.3); cursor: pointer; }
.an-toc-link:hover { color: var(--text); background: var(--surface-2); }
.an-toc-link.active { color: var(--primary); border-left-color: var(--primary); background: var(--primary-light); }
.an-toc-print { width: 100%; margin-top: 10px; }
.an-toc-note { margin-top: 6px; font-size: calc(10px * 1.3); color: var(--faint); text-align: center; }

/* 章节 */
.an-chapter { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 20px 22px 22px; margin-bottom: 16px; box-shadow: var(--shadow-1); scroll-margin-top: calc(var(--header-h) + var(--rolebar-h, 52px) + 16px); }
.an-chapter-head { display: flex; align-items: flex-start; gap: 14px; padding-bottom: 14px; margin-bottom: 16px; border-bottom: 1px solid var(--line-2); }
.an-chapter-letter { flex: 0 0 auto; width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; font-family: var(--mono); font-size: calc(13px * 1.3); }
.an-chapter-copy { min-width: 0; flex: 1; }
.an-chapter-kicker { font-family: var(--mono); font-size: calc(9px * 1.3); letter-spacing: .16em; color: var(--faint); }
.an-chapter-copy h2 { margin: 2px 0 4px; font-size: calc(22px * 1.3); color: var(--text-1); letter-spacing: -.01em; }
.an-chapter-copy p { margin: 0; color: var(--muted); font-size: calc(12px * 1.3); }
.an-chapter-tag { flex: 0 0 auto; font-size: calc(10px * 1.3); color: var(--muted); border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 3px 8px; background: var(--surface-2); }
.an-chapter-body { font-size: calc(13px * 1.3); line-height: 1.7; }

/* KPI */
.an-kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.an-kpi { border: 1px solid var(--line); border-radius: var(--radius-md); padding: 12px 14px; background: var(--surface-2); }
.an-kpi > span { display: block; font-size: calc(11px * 1.3); color: var(--muted); }
.an-kpi > b { display: block; margin: 5px 0 3px; font-size: calc(24px * 1.3); line-height: 1.15; color: var(--text-1); font-variant-numeric: tabular-nums; }
.an-kpi > em { display: block; font-style: normal; font-size: calc(10px * 1.3); color: var(--faint); line-height: 1.5; }
.an-kpi.pos { border-color: var(--success-line); background: var(--success-bg); }
.an-kpi.neg { border-color: var(--danger-line); background: var(--danger-bg); }

/* 卡片 */
.an-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.an-card { border: 1px solid var(--line); border-radius: var(--radius-md); padding: 14px 16px; background: var(--surface); }
.an-card > h4 { margin: 0 0 8px; font-size: calc(13px * 1.3); color: var(--text-1); }
.an-card-head-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: -2px 0 8px; }
.an-print-note { display: none; }
.an-backtop { position: fixed; right: 24px; bottom: 24px; z-index: 45; width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 50%; background: var(--surface); color: var(--text-2); box-shadow: 0 8px 22px rgba(15, 23, 42, .16); font-size: calc(18px * 1.3); line-height: 1; cursor: pointer; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity .18s ease, transform .18s ease, visibility .18s; }
.an-backtop.show { opacity: 1; visibility: visible; transform: none; }
.an-backtop:hover { color: var(--primary); border-color: var(--primary); }
.an-card .table-wrap { margin-top: 4px; }
.an-dl { display: grid; grid-template-columns: 96px 1fr; gap: 5px 10px; margin: 0; font-size: calc(12px * 1.3); }
.an-dl dt { color: var(--faint); }
.an-dl dd { margin: 0; color: var(--text-2); }
.an-steps { margin: 0; padding-left: 18px; }
.an-steps li { margin-bottom: 5px; }
.an-list { margin: 0; padding-left: 17px; }
.an-list li { margin-bottom: 4px; }
.an-current { display: inline-block; margin-left: 5px; padding: 1px 5px; font-size: calc(9px * 1.3); color: var(--primary); border: 1px solid #c9d8ff; background: var(--primary-light); border-radius: 3px; }
.an-note { margin-top: 8px; font-size: calc(11px * 1.3); color: var(--faint); line-height: 1.6; }
.an-block { margin-top: 14px; border-left: 2px solid var(--line-strong); padding-left: 12px; }
.an-block h4 { margin: 0 0 4px; font-size: calc(13px * 1.3); color: var(--text-1); }
.an-boundary { margin-top: 14px; padding: 9px 12px; border: 1px dashed var(--line-strong); border-radius: var(--radius-sm); background: var(--surface-2); font-size: calc(11px * 1.3); color: var(--muted); display: flex; gap: 8px; }
.an-boundary b { flex: 0 0 auto; color: var(--warning); }

/* 双向解读 */
.an-interp { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-top: 14px; }
.an-interp-col { border: 1px solid var(--line); border-top-width: 3px; border-radius: var(--radius-sm); padding: 10px 12px; background: var(--surface-2); }
.an-interp-col.good { border-top-color: var(--success); }
.an-interp-col.bad { border-top-color: var(--danger); }
.an-interp-col.neutral { border-top-color: var(--chart-6); }
.an-interp-col h4 { margin: 0 0 6px; font-size: calc(11px * 1.3); letter-spacing: .04em; }
.an-interp-col.good h4 { color: var(--success); }
.an-interp-col.bad h4 { color: var(--danger); }
.an-interp-col.neutral h4 { color: var(--muted); }
.an-interp-col ul { margin: 0; padding-left: 15px; }
.an-interp-col li { font-size: calc(11px * 1.3); line-height: 1.65; margin-bottom: 4px; }

/* 行动 */
.an-actions { margin-top: 14px; }
.an-actions h4 { margin: 0 0 8px; font-size: calc(13px * 1.3); color: var(--text-1); }
.an-action { display: flex; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line-2); }
.an-action > span { flex: 0 0 auto; width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; background: var(--primary-light); color: var(--primary); font-size: calc(10px * 1.3); font-family: var(--mono); }
.an-action b { display: block; font-size: calc(12px * 1.3); color: var(--text-1); }
.an-action p { margin: 2px 0 0; font-size: calc(11px * 1.3); color: var(--muted); }

/* 等级分布：重叠条 + 差异尾巴 */
.an-ov { display: flex; flex-direction: column; gap: 4px; }
.an-ov-row { display: grid; grid-template-columns: 34px minmax(0, 1fr) 84px 40px; align-items: center; gap: 8px; }
.an-ov-label { font-family: var(--mono); font-size: calc(10px * 1.3); color: var(--muted); }
.an-ov-track { display: flex; height: 12px; background: var(--surface-3); border-radius: 2px; overflow: hidden; }
.an-ov-common { display: block; height: 100%; background: #cbd5e1; }
.an-ov-tail { display: block; height: 100%; min-width: 3px; }
.an-ov-tail.red { background: var(--danger); }
.an-ov-tail.green { background: var(--success); }
.an-ov-nums { font-family: var(--mono); font-size: calc(10px * 1.3); color: var(--text-2); text-align: right; white-space: nowrap; }
.an-ov-delta { font-family: var(--mono); font-size: calc(10px * 1.3); text-align: right; }
.an-ov-delta.red { color: var(--danger); }
.an-ov-delta.green { color: var(--success); }
.an-ov-delta.none { color: var(--faint); }
.an-ov-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 8px; font-size: calc(10px * 1.3); color: var(--faint); }
.an-ov-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 4px; vertical-align: 0; }
.an-ov-legend i.common { background: #cbd5e1; }
.an-ov-legend i.red { background: var(--danger); }
.an-ov-legend i.green { background: var(--success); }

/* 学科构成条 */
.an-stack { display: flex; flex-direction: column; gap: 4px; }
.an-stack-row { display: grid; grid-template-columns: 48px minmax(0, 1fr) 52px; align-items: center; gap: 8px; }
.an-stack-label { font-size: calc(11px * 1.3); color: var(--muted); text-align: right; }
.an-stack-bar { display: flex; height: 12px; border-radius: 2px; overflow: hidden; background: var(--surface-3); }
.an-stack-seg { height: 100%; }
.an-stack-seg.progress { background: var(--success); }
.an-stack-seg.keep { background: #cbd5e1; }
.an-stack-seg.decline { background: var(--danger); }
.an-stack-val { font-family: var(--mono); font-size: calc(10px * 1.3); color: var(--text-2); text-align: right; }
.an-stack-legend { display: flex; gap: 14px; font-size: calc(10px * 1.3); color: var(--faint); margin-top: 6px; }
.an-stack-legend i { display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 4px; vertical-align: 0; }
.an-stack-legend i.progress { background: var(--success); }
.an-stack-legend i.keep { background: #cbd5e1; }
.an-stack-legend i.decline { background: var(--danger); }

/* 散点 */
.an-scatter { width: 100%; height: auto; display: block; background: var(--surface); border-radius: var(--radius-sm); }
.an-scatter .grid { stroke: var(--chart-grid); stroke-width: 1; }
.an-scatter .axis { stroke: var(--line-strong); stroke-width: 1; }
.an-scatter .ref { stroke: var(--faint); stroke-width: 1; stroke-dasharray: 4 4; }
.an-scatter .tick { font-size: calc(9px * 1.3); fill: var(--faint); font-family: var(--mono); }
.an-scatter .axis-label { font-size: calc(10px * 1.3); fill: var(--muted); }
.an-scatter .quad { font-size: calc(9px * 1.3); fill: #9aa8bc; }
.an-scatter .dot { fill: var(--chart-1); opacity: .78; stroke: #fff; stroke-width: 1; }
.an-scatter .dot-label { font-size: calc(8px * 1.3); fill: var(--text-2); paint-order: stroke; stroke: #fff; stroke-width: 2px; }
.an-scatter .dot-label.hot { fill: var(--danger); font-weight: 600; }
.an-scatter .leader { stroke: #94a3b8; stroke-width: .8; opacity: .55; }

/* 主要流向 */
.an-flows { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 10px; }
.an-flow-card { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface-2); padding: 8px 10px; }
.an-flow-card > span { display: block; font-size: calc(10px * 1.3); color: var(--faint); }
.an-flow-card > b { display: block; margin: 2px 0; font-size: calc(16px * 1.3); color: var(--text-1); }
.an-flow-card > em { font-style: normal; font-size: calc(10px * 1.3); color: var(--muted); }
.an-flow-card.down { border-top: 2px solid var(--danger); }
.an-flow-card.up { border-top: 2px solid var(--success); }

/* 条形图 */
.an-bars { display: flex; flex-direction: column; gap: 5px; }
.an-bar-row { display: grid; grid-template-columns: 72px minmax(0, 1fr) 54px; align-items: center; gap: 8px; }
.an-bar-label { font-size: calc(11px * 1.3); color: var(--muted); text-align: right; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.an-bar-track { position: relative; height: 10px; background: var(--surface-3); border-radius: 2px; overflow: hidden; }
.an-bar-zero { position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--line-strong); }
.an-bar-fill { position: absolute; top: 0; bottom: 0; border-radius: 2px; }
.an-bar-fill.good { background: var(--success); }
.an-bar-fill.bad { background: var(--danger); }
.an-bar-val { font-family: var(--mono); font-size: calc(10px * 1.3); text-align: right; }
.an-bar-val.good { color: var(--success); }
.an-bar-val.bad { color: var(--danger); }

/* 直方图 */
.an-hist { display: flex; align-items: flex-end; gap: 3px; height: 120px; padding: 8px 4px 18px; border-bottom: 1px solid var(--line); position: relative; }
.an-hist-col { flex: 1; display: flex; align-items: flex-end; height: 100%; position: relative; }
.an-hist-col > span { display: block; width: 100%; background: var(--chart-1); opacity: .72; border-radius: 1px 1px 0 0; min-height: 1px; }
.an-hist-col > em { position: absolute; bottom: -15px; left: 50%; transform: translateX(-50%); font-style: normal; font-size: calc(8px * 1.3); color: var(--faint); white-space: nowrap; }

/* 表格增强 */
.an-table-wrap { overflow: auto; }
.an-row-current td { background: #f3f7ff !important; }
.an-row-risk td { background: #fffaf8; }
.an-pos { color: var(--success); }
.an-neg { color: var(--danger); }
.an-mid { color: var(--muted); }
.an-code { font-family: var(--mono); font-size: calc(11px * 1.3); color: var(--muted); }
.an-scroll { max-height: none; overflow: visible; border: 0; border-radius: 0; }
.an-scroll-lg { max-height: none; }
.an-scroll-xl { max-height: none; }
.an-scroll thead th { position: static; background: var(--surface); }
.an-page .table-wrap { overflow: visible; }
.an-page .table-wide { min-width: 0; }
.an-page .table th, .an-page .table td { white-space: normal; }
.an-page .table { font-size: calc(12px * 1.3); }
.an-page .table th, .an-page .table td { padding: 8px 9px; }
.an-page .an-total-row th, .an-page .an-total-row td { background: var(--surface-2); border-top: 1px solid var(--line-strong); font-weight: 650; }

/* 教师明细：合并单元格 + 汇总/班级两级行 */
.an-teacher-table td { vertical-align: middle; }
.an-teacher-table td.an-teacher-merge { vertical-align: top; padding-top: 11px; }
.an-teacher-merge { background: var(--surface-2); font-weight: 650; }
.an-teacher-summary td { background: var(--surface-2); border-top: 2px solid var(--line-strong); font-weight: 650; }
.an-teacher-class td { background: var(--surface); }
.an-teacher-classname { padding-left: 18px; color: var(--text-2); }
.an-teacher-table tr.an-teacher-group:first-child td { border-top: 0; }

/* 迁移矩阵 / 热力 */
.an-migration table, .an-matrix table { font-size: calc(11px * 1.3); }
.an-migration th, .an-migration td, .an-matrix th, .an-matrix td { padding: 5px 6px; text-align: center; }
.an-migration td.diag { background: #eef3ff; color: var(--primary); font-weight: 600; }
.an-migration td.up { background: #f1faf5; color: var(--success); }
.an-migration td.down { background: #fdf3f1; color: var(--danger); }
.an-mig-legend { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 4px 0 8px; font-size: calc(11px * 1.3); color: var(--muted); }
.an-mig-legend i { display: inline-block; width: 9px; height: 9px; margin-right: 4px; border-radius: 2px; vertical-align: 0; }
.an-mig-legend i.up { background: var(--success); }
.an-mig-legend i.diag { background: var(--primary); }
.an-mig-legend i.down { background: var(--danger); }
.an-heat.h1 { background: #eef3ff; }
.an-heat.h2 { background: #dbe6ff; }
.an-heat.h3 { background: #c3d4ff; font-weight: 600; }
.an-matrix th:first-child, .an-matrix td:first-child { text-align: left; white-space: nowrap; }

/* 报告中心 */
.an-hub-meta { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin: 4px 0 16px; }
.an-hub-meta > div { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); padding: 10px 12px; }
.an-hub-meta span { display: block; font-size: calc(10px * 1.3); color: var(--faint); }
.an-hub-meta b { display: block; margin-top: 3px; font-size: calc(13px * 1.3); color: var(--text-1); }
.an-hub-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.an-hub-card { display: block; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface); padding: 14px; text-decoration: none; color: inherit; }
.an-hub-card.ready { border-color: #c9d8ff; box-shadow: var(--shadow-1); }
.an-hub-card.ready:hover { border-color: var(--primary); transform: translateY(-1px); }
.an-hub-top { display: flex; align-items: flex-start; gap: 10px; }
.an-hub-icon { flex: 0 0 auto; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 50%; background: var(--navy); color: #fff; font-size: calc(12px * 1.3); }
.an-hub-title { font-size: calc(14px * 1.3); font-weight: 600; color: var(--text-1); }
.an-hub-sub { font-size: calc(10px * 1.3); color: var(--faint); margin-top: 2px; }
.an-hub-status { margin-left: auto; font-size: calc(9px * 1.3); color: var(--faint); border: 1px solid var(--line); border-radius: var(--radius-pill); padding: 2px 6px; }
.an-hub-status.ready { color: var(--success); border-color: var(--success-line); background: var(--success-bg); }
.an-hub-chapters { margin-top: 12px; font-size: calc(10px * 1.3); color: var(--muted); line-height: 1.6; }
.an-hub-go { margin-top: 10px; font-size: calc(11px * 1.3); color: var(--primary); }
.an-hub-note { margin-top: 14px; padding: 10px 12px; border: 1px dashed var(--line-strong); border-radius: var(--radius-sm); font-size: calc(11px * 1.3); color: var(--muted); background: var(--surface-2); }
.an-placeholder { border: 1px dashed var(--line-strong); border-radius: var(--radius-md); padding: 40px 20px; text-align: center; background: var(--surface); }
.an-placeholder b { font-size: calc(18px * 1.3); color: var(--text-1); }
.an-placeholder p { color: var(--muted); font-size: calc(12px * 1.3); margin: 8px 0 16px; }

/* 附录 */
.an-appendix { border-top: 3px solid var(--navy); }
.an-appendix .an-chapter-letter { background: var(--surface-3); color: var(--text-1); }

/* 响应式 */
@media (max-width: 1180px) {
  .an-layout { grid-template-columns: 1fr; }
  .an-toc { display: none; }
  .an-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .an-interp { grid-template-columns: 1fr; }
  .an-hub-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .an-hub-meta { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .an-cover-body { flex-direction: column; align-items: flex-start; }
  .an-cover-copy h1 { font-size: calc(26px * 1.3); }
  .an-grid-2 { grid-template-columns: 1fr; }
  .an-kpis { grid-template-columns: 1fr; }
  .an-hub-grid { grid-template-columns: 1fr; }
  .an-hub-meta { grid-template-columns: 1fr 1fr; }
  .an-chapter { padding: 16px 14px; }
  .an-chapter-copy h2 { font-size: calc(18px * 1.3); }
}

/* 打印 */
@media print {
  @page { size: A4 portrait; margin: 14mm 12mm; }
  body:has(.an-page) .topbar, body:has(.an-page) .sidebar, body:has(.an-page) .readonly-banner,
  body:has(.an-page) .an-rolebar, body:has(.an-page) .an-toolbar, body:has(.an-page) .an-cover-actions,
  body:has(.an-page) .an-toc, body:has(.an-page) .an-hub-grid, body:has(.an-page) .an-hub-note,
  body:has(.an-page) .an-cover .breadcrumb, body:has(.an-page) .an-card-head-row .btn,
  body:has(.an-page) .page-actions { display: none !important; }
  body:has(.an-page) .app-shell, body:has(.an-page) .layout, body:has(.an-page) .content { display: block !important; }
  body:has(.an-page) .main { padding: 0 !important; background: #fff !important; }
  .an-page { max-width: none; }
  .an-cover { box-shadow: none; border-radius: 0; page-break-after: avoid; }
  .an-layout { display: block; }
  .an-chapter { box-shadow: none; border-radius: 0; border-left: 0; border-right: 0; page-break-inside: auto; }
  .an-chapter-head { page-break-after: avoid; }
  .an-card { page-break-inside: auto; }
  .an-interp, .an-bars, .an-hist { page-break-inside: avoid; }
  .an-ov, .an-stack, .an-scatter, .an-flows { page-break-inside: avoid; }
  .an-print-hide { display: none !important; }
  .an-backtop { display: none !important; }
  .an-print-note { display: block; font-size: calc(11px * 1.3); color: #555; border: 1px dashed #bbb; padding: 8px 10px; margin-top: 8px; }
  thead { display: table-header-group; }
  .an-scroll { max-height: none !important; overflow: visible !important; }
  .an-appendix { page-break-before: always; }
  .an-toc, .an-toc-print { display: none !important; }
  body { background: #fff; }
}