:root{color-scheme:dark;--page: #111113;--sea: #15171c;--panel: #191b1f;--raised: #1f2228;--line: #2e323a;--line-soft: #24272d;--text: #f2f2ef;--muted: #a2a5ac;--dim: #797d85;--accent: #e0703c;--series: #3987e5;--series-bright: #86b6ef;--timebar-height: 150px}*{box-sizing:border-box}body{margin:0;background:var(--page);color:var(--text);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}button,input,select{font:inherit;color:inherit}button{cursor:pointer;border:1px solid var(--line);background:transparent;border-radius:6px;padding:8px 12px;font-size:14px}button:hover{background:#ffffff0f;border-color:#4a4f58}button.active,button[aria-pressed=true]{color:#fff;background:#3987e526;border-color:#3987e57a}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--accent);outline-offset:3px}a{color:var(--series-bright);text-decoration:none}a:hover{text-decoration:underline}h2,h3{font-weight:600}#stage{position:relative;height:calc(100dvh - var(--nav-height) - var(--timebar-height));min-height:340px;overflow:hidden;background:var(--sea)}#map{display:block;width:100%;height:100%;cursor:grab;touch-action:none}#map:active{cursor:grabbing}#map-loading{position:absolute;inset:0;display:grid;place-items:center;color:var(--muted);font-size:14px;pointer-events:none}.corner{position:absolute;z-index:5}.card{background:#14161ae8;backdrop-filter:blur(10px);border:1px solid var(--line-soft);border-radius:10px;box-shadow:0 10px 30px #0006}#rail{top:12px;left:12px;bottom:12px;width:min(286px,calc(100% - 24px));display:flex;flex-direction:column;gap:10px;min-height:0}#hud{padding:12px 14px;flex:0 0 auto}#year-value{display:block;font-size:38px;font-weight:700;line-height:1.05;letter-spacing:-.02em;margin:0 0 2px;font-variant-numeric:tabular-nums}#era-chip{display:block;margin-top:6px}#era-chip .era-label{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:999px;border:1px solid currentColor}#era-chip[data-era=modelled] .era-label{color:#e0a15a}#era-chip[data-era=reconstructed] .era-label{color:#d9a4c0}#era-chip[data-era=un_estimate] .era-label{color:#6fc49a}#era-chip[data-era=un_projection] .era-label{color:#8fb3e8}#era-chip .era-note{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;margin-top:7px;font-size:11.5px;line-height:1.45;color:var(--muted)}#borders-note{margin:9px 0 0;padding-top:9px;border-top:1px solid var(--line-soft);font-size:11px;line-height:1.45;color:var(--dim)}#borders-note[hidden]{display:none}#borders-note b{color:var(--muted);font-weight:600}#menu-toggle{position:absolute;top:12px;right:12px;z-index:7;display:inline-flex;align-items:center;gap:7px;padding:7px 11px;font-size:13px;color:var(--muted);background:#14161ae8;backdrop-filter:blur(10px)}#menu-toggle:hover{color:var(--text)}#menu-toggle svg{display:block}#menu{position:absolute;top:54px;right:12px;z-index:9;width:min(300px,calc(100% - 24px));padding:16px;display:flex;flex-direction:column;gap:14px}#menu[hidden]{display:none}#menu h3{margin:0;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);font-weight:600}.menu-head{display:flex;justify-content:space-between;align-items:center}#menu-close{border:0;padding:2px 6px;color:var(--muted)}.button-row{display:flex;flex-wrap:wrap;gap:6px}.button-row button{flex:1 1 auto;padding:7px 10px;font-size:13px}#country-search{width:100%;background:#0d0f13;border:1px solid var(--line);border-radius:6px;padding:9px 11px;font-size:14px}#country-results{list-style:none;margin:6px 0 0;padding:0;display:grid;gap:2px}#country-results button{width:100%;text-align:left;border:0;padding:7px 9px;font-size:13px}.menu-note{margin:0;padding-top:12px;border-top:1px solid var(--line-soft);font-size:12px;line-height:1.55;color:var(--dim)}#globals{flex:1 1 auto;min-height:0;padding:14px;overflow-y:auto;scrollbar-width:thin}#globals h3{margin:0 0 10px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}#globals .stat-lead{font-size:24px;font-weight:700;letter-spacing:-.01em;line-height:1.15}#globals .stat-sub{font-size:12px;color:var(--muted);margin:2px 0 12px}.cadence-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 12px;margin:0 0 12px;padding:10px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);list-style:none}.cadence-grid strong{display:block;font-size:17px;font-variant-numeric:tabular-nums}.cadence-grid small{display:block;font-size:11px;color:var(--dim);margin-top:1px}.leader{margin-bottom:12px}.leader strong{display:block;font-size:15px}.leader small{color:var(--muted);font-size:12px}.continent-bars{list-style:none;margin:0;padding:0;display:grid;gap:7px}.continent-bars li{display:grid;grid-template-columns:82px 1fr 34px;align-items:center;gap:8px;font-size:11.5px}.continent-name{color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.continent-bar{height:7px;background:#ffffff12;border-radius:999px;overflow:hidden}.continent-bar i{display:block;height:100%;background:var(--series);border-radius:999px}.continent-share{text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}#live-panel{margin-top:16px;padding-top:13px;border-top:1px solid var(--line-soft)}#live-panel[hidden]{display:none}#live-panel .live-row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:6px}#live-panel .live-row strong{font-size:18px;font-variant-numeric:tabular-nums;color:var(--accent)}#live-panel .live-row span{font-size:11.5px;color:var(--muted);text-align:right}#live-panel .disclaimer{font-size:11px;line-height:1.5;color:var(--dim);margin:8px 0 0}#panel{position:absolute;top:0;right:0;bottom:0;z-index:8;width:min(378px,100%);background:var(--panel);border-left:1px solid var(--line);overflow-y:auto;scrollbar-width:thin;box-shadow:-14px 0 40px #0007}#panel[hidden]{display:none}.panel-top{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--panel);border-bottom:1px solid var(--line-soft)}.panel-top span{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}#panel-close{border:0;padding:4px 9px;color:var(--muted)}#panel-content{padding:18px 20px 40px}.panel-eyebrow{margin:0;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--dim)}#panel-content h2{margin:5px 0 18px;font-size:22px;line-height:1.25}#panel-content h3{margin:26px 0 10px;font-size:12px;letter-spacing:.07em;text-transform:uppercase;color:var(--dim)}.hero-label{margin:0;font-size:12px;color:var(--muted)}.hero{margin:2px 0 4px;font-size:30px;font-weight:700;letter-spacing:-.02em;line-height:1.1}.hero-range{margin:0 0 10px;font-size:12px;color:var(--dim)}.confidence{display:inline-block;font-size:11px;font-weight:600;padding:3px 8px;border-radius:999px;border:1px solid currentColor}.confidence[data-tone=high]{color:#6fc49a}.confidence[data-tone=medium]{color:#e0a15a}.confidence[data-tone=low]{color:#d98c8c}.cadence{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:20px 0;padding:14px 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}.cadence strong{display:block;font-size:17px;font-variant-numeric:tabular-nums}.cadence small{display:block;font-size:11px;color:var(--dim);margin-top:2px}.facts{margin:0;display:grid;gap:9px}.facts>div{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:baseline;font-size:13px}.facts dt{color:var(--muted)}.facts dd{margin:0;text-align:right;font-variant-numeric:tabular-nums}.facts.provenance>div{grid-template-columns:92px 1fr}.facts.provenance dd{text-align:left;color:var(--muted);font-size:12px;line-height:1.5}.muted{color:var(--dim)}.method-note{font-size:12px;line-height:1.6;color:var(--dim);margin:12px 0 0}.panel-links{display:grid;gap:7px;margin:22px 0 0;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px}.history{margin:0}.history svg{width:100%;height:auto;display:block}.history .axis{font-size:9px;fill:#7b7f88}.history figcaption{font-size:11px;line-height:1.5;color:var(--dim);margin-top:6px}#legend{right:12px;bottom:12px;padding:11px 13px;width:min(370px,calc(100% - 24px))}#legend-title{font-size:12px;font-weight:600;margin:0 0 2px}#legend-unit{font-size:11px;color:var(--dim);margin:0 0 9px}#legend-scale{list-style:none;display:flex;margin:0;padding:0}#legend-scale li{flex:1 1 0;min-width:0}#legend-scale i{display:block;height:9px}#legend-scale li:first-child i{border-radius:3px 0 0 3px}#legend-scale li:last-of-type i{border-radius:0 3px 3px 0}#legend-scale span{display:block;font-size:10px;color:var(--dim);margin-top:4px;white-space:nowrap}#legend-scale li:nth-child(2n) span{visibility:hidden}#legend-scale .legend-nodata{flex:0 0 42px;margin-left:10px}#legend-scale .legend-nodata i{border-radius:3px}.map-controls{right:12px;bottom:120px;display:grid;border-radius:8px;overflow:hidden}.map-controls button{width:36px;height:36px;padding:0;font-size:17px;border:0;border-bottom:1px solid var(--line-soft);border-radius:0;background:#14161ae8}.map-controls button:last-child{border-bottom:0;font-size:13px}#mobile-stats{display:none}#tooltip{position:absolute;top:0;left:0;z-index:10;pointer-events:none;padding:8px 11px;border-radius:8px;background:#0c0e12f2;border:1px solid var(--line);box-shadow:0 8px 22px #0008;max-width:230px}#tooltip[hidden]{display:none}#tooltip strong{display:block;font-size:13px}#tooltip span{display:block;font-size:12px;color:var(--muted)}#tooltip .tooltip-sub{font-size:11px;color:var(--dim);margin-top:2px}#timebar{height:var(--timebar-height);border-top:1px solid var(--line);background:#141519;padding:12px 18px 10px;display:flex;flex-direction:column;gap:8px}.time-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.playback{display:flex;gap:6px;align-items:center}.playback button{width:36px;height:36px;padding:0;display:grid;place-items:center}#play{width:42px;color:#16120e;background:var(--accent);border-color:var(--accent);font-size:13px}#play:hover{background:#f08350}#speed{background:#0d0f13;border:1px solid var(--line);border-radius:6px;padding:8px 9px;font-size:13px}#milestones{display:flex;gap:5px;flex-wrap:wrap;margin-left:auto}#milestones button{padding:5px 9px;font-size:12px;color:var(--muted)}.track{position:relative;padding-top:26px}#timeline-strip{position:absolute;left:8px;right:8px;top:0;height:24px;display:flex;align-items:flex-end;gap:1px;pointer-events:none;opacity:.5}#timeline-strip i{flex:1 1 0;background:linear-gradient(to top,#3987e5,#86b6ef);min-height:1px;border-radius:1px 1px 0 0}#year-slider{display:block;width:100%;margin:0;height:16px;accent-color:var(--accent);cursor:ew-resize}#timeline-ticks{position:relative;height:14px;margin-top:2px;font-size:11px;color:var(--dim)}#timeline-ticks span{position:absolute;transform:translate(-50%);white-space:nowrap}.timeline-foot{display:flex;justify-content:space-between;gap:16px;font-size:11px;color:var(--dim)}.timeline-foot a{color:var(--dim);text-decoration:underline}@media (max-width: 1080px){#rail{width:min(258px,calc(100% - 24px))}}@media (max-width: 900px){:root{--timebar-height: 150px}body{display:flex;flex-direction:column;height:100dvh;overflow:hidden}.site-nav{flex:0 0 auto}#stage{flex:0 0 auto;padding-top:46px;height:clamp(230px,calc(100vw * .487 + 120px),460px);min-height:0}#map-loading{top:46px}#globals{display:none}#rail{top:8px;bottom:auto;width:calc(100% - 118px)}#hud{padding:6px 11px;display:flex;align-items:center;gap:9px;flex-wrap:wrap}#year-value{font-size:20px;margin:0}#era-chip{margin:0}#era-chip .era-label{font-size:9.5px;padding:2px 6px}#era-chip .era-note{display:none}#borders-note{flex:1 0 100%;margin:0;padding-top:6px;font-size:10.5px}#menu-toggle{top:8px;padding:6px 9px;font-size:12px}#menu{top:48px}#panel{position:fixed;width:100%;top:auto;bottom:0;height:min(72dvh,560px);z-index:20;border-left:0;border-top:1px solid var(--line);border-radius:14px 14px 0 0}#legend{left:10px;right:10px;bottom:8px;width:auto;padding:8px 11px}#legend-title{font-size:11px}#legend-scale span{font-size:9px}.map-controls{bottom:74px}#milestones{display:none}#mobile-stats{display:block;flex:1 1 auto;min-height:0;overflow-y:auto;padding:13px 16px;border-top:1px solid var(--line-soft);background:#141519;scrollbar-width:thin}.mobile-lead strong{display:block;font-size:25px;font-weight:700;letter-spacing:-.01em}.mobile-lead span{display:block;font-size:12px;color:var(--muted);margin-top:1px}.mobile-lead b{color:var(--text);font-weight:600}#mobile-stats .cadence-grid{grid-template-columns:repeat(4,1fr);gap:6px;margin:11px 0;padding:10px 0}#mobile-stats .cadence-grid strong{font-size:14px}#mobile-stats .cadence-grid small{font-size:10px}#mobile-stats .leader{display:flex;align-items:baseline;gap:8px;margin:0 0 11px}#mobile-stats .leader strong{font-size:14px}#mobile-stats .leader small{font-size:11.5px;color:var(--muted)}.mobile-pop{margin:12px 0 0;font-size:12px;color:var(--muted)}.mobile-pop b{color:var(--text);font-weight:600}#mobile-live{margin-top:14px;padding-top:12px;border-top:1px solid var(--line-soft)}#mobile-live[hidden]{display:none}#mobile-live .live-row{display:flex;align-items:baseline;gap:9px;margin-bottom:5px}#mobile-live .live-row strong{font-size:17px;font-variant-numeric:tabular-nums;color:var(--accent)}#mobile-live .live-row span{font-size:11.5px;color:var(--muted)}#mobile-live .disclaimer{margin:7px 0 0;font-size:10.5px;line-height:1.5;color:var(--dim)}#timebar{flex:0 0 auto;padding:9px 12px 7px}.timeline-foot{font-size:10.5px}}@media (max-width: 900px) and (orientation: landscape){#stage{height:min(calc(100vw * .487 + 110px),62dvh)}#mobile-stats{padding:9px 14px}#mobile-stats .cadence-grid{margin:8px 0;padding:8px 0}}@media (max-width: 560px){#legend-unit,#legend-scale .legend-nodata{display:none}}@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}