.article-detail { width: min(850px, calc(100% - 40px)); margin: 42px auto 72px; }
.article-back { display: inline-block; margin-bottom: 28px; color: var(--blue-deep); font-size: 15px; }
.article-heading h1 { max-width: 830px; font-size: clamp(38px, 5.5vw, 60px); line-height: 1.08; margin-bottom: 22px; }
.article-subtitle { color: var(--ink-soft); font-size: 22px; line-height: 1.5; }
.article-byline, .article-data-note { font-size: 14px; color: var(--muted); }
.article-standfirst { padding-top: 20px; border-top: 1px solid var(--line); font-size: 22px; font-weight: 550; }
.article-body { font-size: 19px; line-height: 1.8; }
.article-body > p, .article-body > h2, .article-body > ul { max-width: 730px; margin-inline: auto; }
.article-body > h2 { margin-top: 46px; font-size: 32px; line-height: 1.25; }
.article-body a { color: var(--blue-deep); text-decoration: underline; text-underline-offset: 3px; overflow-wrap: anywhere; }
.article-hero { margin: 28px 0 40px; }
.article-hero img { display: block; width: 100%; height: auto; border-radius: 8px; }
.article-hero figcaption { margin-top: 8px; font-size: 13px; color: var(--muted); }
.article-chart { margin: 30px 0; padding: 24px; border: 1px solid var(--line); border-radius: 9px; background: var(--white); }
.article-chart h3 { font-size: 23px; line-height: 1.35; letter-spacing: -.02em; }
.article-chart h4 { margin: 16px 0 6px; font-size: 17px; line-height: 1.5; }
.chart-description { font-size: 15px; color: var(--ink-soft); }
.article-chart figcaption { margin-top: 18px; font-size: 14px; line-height: 1.6; color: var(--muted); }
.chart-unit { margin: 8px 0; font-size: 13px; color: var(--muted); }
.chart-scale { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); font-size: 12px; color: var(--muted); }
.chart-legend { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 15px; }
.chart-toggle { min-height: 44px; padding: 7px 12px; border: 1px solid #327bb3; border-radius: 5px; background: #e8f3fc; color: #234e71; cursor: pointer; font-size: 14px; }
.chart-toggle[aria-pressed="false"] { background: #fff; color: #526a86; border-style: dashed; text-decoration: line-through; }
.chart-toggle.chart-series-2026 { border-color: #a46a32; background: #fff2de; color: #7a4d20; }
.chart-bar-group { margin-top: 18px; }
.chart-bar-label { margin: 0 0 6px; font-size: 14px; font-weight: 650; line-height: 1.4; }
.chart-bar { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 10px; width: 100%; min-height: 44px; margin: 5px 0; padding: 8px 10px; border: 1px solid #c9ddec; border-radius: 4px; background: #f8fbff; color: #19344e; text-align: left; cursor: pointer; font-size: 14px; }
.chart-bar-fill { position: absolute; top: 0; bottom: 0; left: 0; width: max(3px, var(--bar-width)); background: #bad8ed; border-radius: 3px; }
.chart-series-2026 .chart-bar-fill { background: #f0cc94; }
.chart-bar-series, .chart-bar-value { position: relative; z-index: 1; }
.chart-bar[data-selected] { outline: 2px solid var(--blue-deep); outline-offset: 1px; }
.chart-reference-group { margin-top: 25px; padding-top: 18px; border-top: 2px dashed #9eb6ca; }
.chart-reference .chart-bar-fill { background: #d7e0e7; }
.chart-reference { border-style: dashed; }
.chart-tooltip { min-height: 65px; margin: 15px 0 0; padding: 10px 12px; background: var(--blue-soft); border-left: 3px solid var(--blue); font-size: 14px; line-height: 1.55; overflow-wrap: anywhere; }
.chart-data { margin-top: 14px; font-size: 14px; line-height: 1.55; }
.chart-data summary { padding: 9px 0; cursor: pointer; color: var(--blue-deep); font-weight: 650; }
.data-scroll { overflow-x: auto; max-width: 100%; border: 1px solid var(--line); }
.chart-data table { width: 100%; min-width: 420px; border-collapse: collapse; font-size: 13px; }
.chart-data caption { padding: 10px; text-align: left; background: #edf4fb; }
.chart-data th, .chart-data td { padding: 9px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.chart-data td { font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.chart-data tbody th { min-width: 110px; }
.primary-source { scroll-margin-top: 140px; font-size: 15px; }
.article-page .site-footer { font-size: 14px; }
@media (max-width: 600px) {
 .article-detail { width: calc(100% - 30px); margin-top: 27px; }
 .article-subtitle, .article-standfirst { font-size: 19px; }
 .article-body { font-size: 17px; line-height: 1.8; }
 .article-body > h2 { font-size: 27px; }
 .article-chart { padding: 14px; margin-inline: -3px; }
 .article-chart h3 { font-size: 20px; }
 .chart-description { font-size: 14px; }
 .chart-tooltip { min-height: 88px; }
}