:root{--paper:#f3f0e8;--ink:#20352b;--muted:#5e6c62;--green:#5c752f;--line:#d9ddd1;--lime:#d8edac;--white:#fffef9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Avenir Next","Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-underline-offset:4px}a:hover{color:var(--green)}button{font:inherit;cursor:pointer}a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #668827;outline-offset:5px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.14;letter-spacing:-.045em}h2{font-size:clamp(28px,3.4vw,42px)}h3{font-size:21px;letter-spacing:-.025em}.wrap{width:min(1160px,calc(100% - 64px));margin-inline:auto}.catalog-nav{display:flex;justify-content:space-between;padding:24px 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@media(max-width:760px){.wrap{width:calc(100% - 36px)}.hero{grid-template-columns:1fr;gap:30px;padding:38px 0 32px}.hero-stat{padding:26px}.hero-stat>strong{font-size:78px;margin:12px 0}.hero-stat a{margin-top:18px}.hero-stat p{font-size:16px}.lead{font-size:17px}.breadcrumbs{font-size:11px;padding-top:24px;gap:8px}.article-nav{gap:14px 22px;font-size:12px}.section{padding:46px 0}.section-head,.meaning{grid-template-columns:1fr;gap:20px}.section-head>p{font-size:15px}.rank-table{font-size:14px}.rank-table thead{display:none}.rank-table,.rank-table tbody{display:block}.rank-table tr{display:grid;grid-template-columns:1fr auto;padding:18px 16px;border:1px solid var(--line);border-radius:12px;margin-bottom:10px}.rank-table th{grid-column:1;grid-row:1;font-size:17px;padding:0 0 10px}.rank-table th,.rank-table td{border:0}.rank-table td{grid-column:1 / -1;padding:5px 0;display:flex;gap:14px;align-items:baseline}.rank-table td[data-label]:before{content:attr(data-label);font-size:11px;font-weight:400;color:var(--muted);min-width:48px}.rank-table td:last-child{grid-column:2;grid-row:1;padding:0}.era-grid{grid-template-columns:1fr;gap:24px;margin-top:28px}.era-grid h3{margin:7px 0}.chart-card{padding:22px 16px;border-radius:16px;margin-top:24px}.chart-head{flex-direction:column;gap:18px}.chart-row{grid-template-columns:34px minmax(0,1fr) 66px;gap:9px;font-size:12px}.chart-value{font-size:12px}.chart{gap:16px}.milestones{gap:24px;grid-template-columns:1fr}.milestones article{display:grid;grid-template-columns:100px 1fr;gap:12px;align-items:start}.milestones strong{font-size:32px}.milestones p{margin-top:3px}.meaning{gap:35px}.next{padding:26px 22px;margin-top:30px}.next h2{font-size:25px}.next>div{gap:16px}.footer{flex-direction:column;padding-block:32px;gap:10px}.footer>p{text-align:left}.sources ol{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bar{transition:none}}
/* Each year is one stacked bar. Green keeps the focus on electric cars. */
.chart-legend{display:flex;flex-wrap:wrap;gap:10px 24px;margin-top:24px;font-size:12px}.chart-legend>span{display:flex;align-items:center;gap:8px}.chart-legend i{display:inline-block;width:14px;height:10px;border-radius:2px}.legend-bev{background:#5c752f}.legend-phev{background:#9a8062}.chart-row{row-gap:5px}.chart-year{grid-row:1 / 3;align-self:center;font-weight:600}.track.bev{grid-column:2;grid-row:1}.track.phev{grid-column:2;grid-row:2}.chart-value.bev{grid-column:3;grid-row:1}.chart-value.phev{grid-column:3;grid-row:2;color:#725d47;font-weight:500}.bar.bev{background:#5c752f}.bar.phev,.chart-row:last-child .bar.phev{background:#9a8062}.track{height:15px}.chart{gap:19px}.hybrid-story{margin-top:24px;padding:26px 30px;background:#e8ecdf;border-left:3px solid var(--green);border-radius:0 14px 14px 0}.hybrid-story .eyebrow{margin-bottom:12px}.hybrid-story h3{font-size:25px}.hybrid-story>p:not(.eyebrow){font-size:15px;max-width:850px;margin-top:14px;color:var(--muted)}.hybrid-story strong{color:var(--ink)}.ev-first{border-left:3px solid var(--green);padding-left:20px}.ev-first .eyebrow{margin-bottom:12px}.ev-first p+p{margin-top:12px}.data-table{min-width:680px}@media(max-width:760px){.hybrid-story{padding:22px 18px}.hybrid-story h3{font-size:22px}.chart-legend{gap:8px 16px;font-size:11px}.chart-row{row-gap:4px}.chart{gap:18px}}
.legend-other{background:#cbd1c6}.chart-row{grid-template-columns:44px minmax(0,1fr) 126px;row-gap:0}.chart-year{grid-row:1}.track.stack{grid-column:2;grid-row:1;display:flex;height:20px;background:#f0f2e9}.track.stack .bar{height:100%;flex:0 0 auto;border-radius:0;cursor:help}.track.stack .bar:first-child{border-radius:3px 0 0 3px}.track.stack .bar:last-child{border-radius:0 3px 3px 0}.bar.other,.chart-row:last-child .bar.other{background:#cbd1c6}.chart-row:last-child .bar.bev{background:#5c752f}.chart-value{grid-column:3;grid-row:1;font-size:12px;color:var(--muted);font-weight:500}.chart-value [data-value]{font-variant-numeric:tabular-nums}@media(max-width:760px){.chart-row{grid-template-columns:34px minmax(0,1fr) 84px;gap:9px}.chart-value{font-size:10px}.chart-legend{gap:8px 12px}}
/* Counts need a full line beneath each bar, including on narrow screens. */
.chart[data-mode="count"] .chart-row{row-gap:4px}.chart[data-mode="count"] .track.stack{grid-column:2/-1}.chart[data-mode="count"] .chart-value{grid-column:2/-1;grid-row:2;text-align:left;white-space:normal}
