/* Reading Insights 0.18.1 interaction + drilldown layer. Loaded last. */
.rs-statistics .overview-timeline>a{display:flex;flex:1;align-items:flex-end;height:100%;min-width:0;text-decoration:none;border-radius:4px 4px 0 0}
.rs-statistics .overview-timeline>a i{width:100%;transition:filter .14s ease,transform .14s ease}
.rs-statistics .overview-timeline>a:hover i,.rs-statistics .overview-timeline>a:focus-visible i{filter:brightness(1.3);transform:translateY(-2px)}
.rs-statistics .overview-genres>a,.rs-statistics .overview-catalog-genres>a{display:grid;grid-template-columns:minmax(130px,190px) 1fr;gap:12px;align-items:center;color:inherit;text-decoration:none;border-radius:8px}
.rs-statistics .overview-genres>a:hover strong,.rs-statistics .overview-genres>a:focus-visible strong{color:var(--rs-accent,#9bcdf3)}
.rs-statistics .dna-row{color:inherit;text-decoration:none;border-radius:8px;padding:3px 4px;margin:-3px -4px}
.rs-statistics .dna-row:hover,.rs-statistics .dna-row:focus-visible{background:rgba(145,195,239,.045)}
.rs-statistics .dna-row:hover>div>span,.rs-statistics .dna-row:focus-visible>div>span{color:var(--rs-accent,#9bcdf3)}
.rs-statistics .semantic-tags a{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border:1px solid rgba(145,195,239,.10);border-radius:999px;background:rgba(130,180,225,.045);color:inherit;text-decoration:none;font-size:10px;transition:border-color .14s ease,background .14s ease}
.rs-statistics .semantic-tags a:hover,.rs-statistics .semantic-tags a:focus-visible{border-color:rgba(145,195,239,.32);background:rgba(130,180,225,.10)}
.rs-statistics .semantic-tags a small{color:var(--rs-text-muted);font-size:8px}
.rs-statistics .decade-landscape>a{display:grid;grid-template-columns:150px minmax(0,1fr);gap:16px;align-items:center;min-height:28px;color:inherit;text-decoration:none;border-radius:8px}
.rs-statistics .decade-landscape>a>span{display:flex;justify-content:space-between;gap:10px;align-items:baseline;min-width:0}
.rs-statistics .decade-landscape>a:hover strong,.rs-statistics .decade-landscape>a:focus-visible strong{color:var(--rs-accent,#9bcdf3)}
.rs-statistics .publication-bars>a{display:grid;flex:1;grid-template-rows:132px 18px;gap:4px;align-items:end;min-width:0;text-align:center;color:inherit;text-decoration:none}
.rs-statistics .publication-bars>a:hover i,.rs-statistics .publication-bars>a:focus-visible i{filter:brightness(1.22);transform:translateY(-2px)}
.rs-statistics .publication-bars>a i{transition:filter .14s ease,transform .14s ease}
.rs-statistics .concept-drilldown,.rs-statistics .publication-drilldown{margin:22px 0;padding:24px;border:1px solid rgba(145,195,239,.16);border-radius:14px;background:linear-gradient(145deg,rgba(145,195,239,.055),rgba(255,255,255,.012));scroll-margin-top:22px}
.rs-statistics .concept-drilldown{box-shadow:inset 3px 0 0 rgba(145,195,239,.58)}
.rs-statistics .publication-drilldown{box-shadow:inset 3px 0 0 rgba(145,195,239,.42)}
.rs-statistics .drilldown-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;padding-bottom:18px;border-bottom:1px solid rgba(145,195,239,.09)}
.rs-statistics .drilldown-head em,.rs-statistics .drilldown-subhead strong{color:var(--rs-accent,#9bcdf3);font-style:normal;font-size:9px;font-weight:700;letter-spacing:.16em}
.rs-statistics .drilldown-head h2{margin:7px 0 6px;font-size:26px}
.rs-statistics .drilldown-head p{margin:0;max-width:700px;color:var(--rs-text-muted);font-size:11px;line-height:1.6}
.rs-statistics .drilldown-head>a,.rs-statistics .drilldown-subhead>a{color:var(--rs-text-muted);font-size:10px;text-decoration:none;white-space:nowrap}
.rs-statistics .drilldown-head>a:hover,.rs-statistics .drilldown-subhead>a:hover{color:var(--rs-text)}
.rs-statistics .drilldown-kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0}
.rs-statistics .drilldown-kpis article{padding:14px 16px;border:1px solid rgba(145,195,239,.11);border-radius:10px;background:rgba(255,255,255,.015)}
.rs-statistics .drilldown-kpis strong{display:block;font-size:20px}.rs-statistics .drilldown-kpis span{display:block;margin-top:4px;color:var(--rs-text-muted);font-size:9px}
.rs-statistics .drilldown-subhead{display:flex;justify-content:space-between;gap:16px;align-items:center;margin:18px 0 10px}.rs-statistics .drilldown-subhead span{color:var(--rs-text-muted);font-size:9px}
.rs-statistics .concept-timeline-bars{display:flex;align-items:flex-end;gap:4px;height:145px;padding-top:8px;border-bottom:1px solid rgba(145,195,239,.11)}
.rs-statistics .concept-timeline-bars>a{display:grid;flex:1;grid-template-rows:118px 18px;gap:4px;align-items:end;min-width:0;text-align:center;color:inherit;text-decoration:none}
.rs-statistics .concept-timeline-bars i{display:block;height:var(--h);min-height:3px;border-radius:4px 4px 1px 1px;background:linear-gradient(180deg,rgba(151,207,247,.94),rgba(69,117,162,.46));transition:filter .14s ease,transform .14s ease}
.rs-statistics .concept-timeline-bars b{font-size:7px;color:var(--rs-text-muted);font-weight:500}.rs-statistics .concept-timeline-bars>a:hover i,.rs-statistics .concept-timeline-bars>a.active i{filter:brightness(1.28);transform:translateY(-2px)}.rs-statistics .concept-timeline-bars>a.active b{color:var(--rs-accent,#9bcdf3)}
.rs-statistics .drilldown-book-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.rs-statistics .drilldown-book-grid article{display:grid;grid-template-columns:54px minmax(0,1fr);gap:11px;align-items:center;padding:10px;border:1px solid rgba(145,195,239,.10);border-radius:10px;background:rgba(255,255,255,.012);min-width:0}
.rs-statistics .drilldown-cover{display:flex;width:54px;height:78px;overflow:hidden;align-items:center;justify-content:center;border-radius:5px;background:rgba(145,195,239,.07);text-decoration:none}.rs-statistics .drilldown-cover img{width:100%;height:100%;object-fit:fill}.rs-statistics .drilldown-cover.empty span{font-size:24px;color:var(--rs-text-muted)}
.rs-statistics .drilldown-title{display:block;color:var(--rs-text);font-size:11px;font-weight:700;line-height:1.35;text-decoration:none}.rs-statistics .drilldown-title:hover{color:var(--rs-accent,#9bcdf3)}.rs-statistics .drilldown-book-grid small{display:block;margin-top:6px;color:var(--rs-text-muted);font-size:8px;line-height:1.4}
.rs-statistics .drilldown-pagination{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:20px}.rs-statistics .drilldown-pagination a{display:inline-flex;min-width:34px;height:34px;align-items:center;justify-content:center;border:1px solid rgba(145,195,239,.13);border-radius:7px;color:var(--rs-text-muted);text-decoration:none}.rs-statistics .drilldown-pagination a:hover{border-color:rgba(145,195,239,.32);color:var(--rs-text)}.rs-statistics .drilldown-pagination a.active{border-color:rgba(26,162,96,.5);background:rgba(26,162,96,.10);color:var(--rs-text)}
@media(max-width:900px){.rs-statistics .drilldown-book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.rs-statistics .overview-genres>a,.rs-statistics .overview-catalog-genres>a,.rs-statistics .decade-landscape>a{grid-template-columns:1fr;gap:6px}.rs-statistics .drilldown-head{flex-direction:column}.rs-statistics .drilldown-kpis{grid-template-columns:1fr}.rs-statistics .drilldown-book-grid{grid-template-columns:1fr}.rs-statistics .concept-drilldown,.rs-statistics .publication-drilldown{padding:17px}.rs-statistics .publication-bars>a{grid-template-rows:114px 17px}}