.history-hero{padding:82px 0 58px;border-bottom:1px solid var(--line)}
.history-hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:70px;align-items:end}
.history-hero h1{font-size:clamp(50px,7vw,84px)}
.history-summary{display:grid;grid-template-columns:repeat(2,1fr);border:1px solid var(--line);background:var(--card)}
.history-summary div{padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.history-summary div:nth-child(2n){border-right:0}
.history-summary div:nth-last-child(-n+2){border-bottom:0}
.history-summary span{display:block;text-transform:uppercase;letter-spacing:.09em;font-size:10px;color:var(--muted)}
.history-summary strong{display:block;font-family:Georgia,serif;font-size:26px;margin-top:8px}
.history-chart-section{padding:72px 0 88px}
.history-toolbar{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:28px}
.chart-controls{display:flex;border:1px solid var(--line);background:var(--card)}
.chart-toggle{border:0;border-right:1px solid var(--line);background:transparent;padding:11px 14px;cursor:pointer;font:inherit;font-size:12px}
.chart-toggle:last-child{border-right:0}
.chart-toggle.active{background:var(--ink);color:white}
.chart-shell{position:relative;background:var(--card);border:1px solid var(--line);padding:18px 18px 8px}
#historyChart{width:100%;height:auto;display:block;overflow:visible}
.chart-y-label{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);padding:4px 0 0 10px}
.chart-tooltip{position:absolute;pointer-events:none;background:var(--dark);color:white;padding:10px 12px;font-size:12px;box-shadow:0 8px 30px rgba(0,0,0,.18);min-width:135px}
.chart-caption{display:flex;justify-content:space-between;gap:30px;align-items:start;margin-top:20px}
.chart-caption p{margin:0;max-width:850px;color:var(--muted)}
.data-download{white-space:nowrap;text-decoration:none;font-size:12px;font-weight:750;border:1px solid var(--line);background:var(--card);padding:10px 12px}
.history-story{padding:88px 0;background:#ece9df}
.story-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.story-grid article{background:var(--card);padding:25px;border-top:3px solid var(--accent)}
.story-grid span{font-size:10px;text-transform:uppercase;letter-spacing:.12em;color:var(--warm);font-weight:750}
.story-grid h3{font-size:24px}
.story-grid p{color:var(--muted);font-size:14px}
.current-types{padding:88px 0}
.current-benchmark-grid{margin-top:28px}
.small-note{font-size:12px;color:var(--muted);margin-top:16px}
.data-table-section{padding:88px 0;border-top:1px solid var(--line)}
.table-scroll{overflow-x:auto;border:1px solid var(--line);background:var(--card)}
.history-table{border-collapse:collapse;width:100%;min-width:760px}
.history-table th,.history-table td{text-align:left;padding:15px 16px;border-bottom:1px solid var(--line)}
.history-table th{font-size:10px;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);background:#efede5}
.history-table td{font-size:13px}
.history-table td:nth-child(2){font-family:Georgia,serif;font-size:18px}
.history-table tbody tr:last-child td{border-bottom:0}
.delta-up{color:#2f684f}
.delta-down{color:#8b4d3b}
.methodology-copy{max-width:900px}
@media(max-width:900px){
  .history-hero-grid{grid-template-columns:1fr}
  .story-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .history-summary{grid-template-columns:1fr}
  .history-summary div{border-right:0}
  .history-summary div:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
  .history-summary div:last-child{border-bottom:0}
  .history-toolbar,.chart-caption{display:block}
  .chart-controls{margin-top:18px;width:max-content}
  .data-download{display:inline-block;margin-top:16px}
  .story-grid{grid-template-columns:1fr}
}