@charset "UTF-8";
:root{color-scheme:dark;--bg:#080e12;--panel:#101a20;--ink:#f3f1e8;--muted:#a4b4bb;--ice:#8cdeef;--lime:#d0e978;--line:#30434c;--map:#647b86;--sans:system-ui,-apple-system,"Segoe UI",sans-serif;--mono:ui-monospace,Consolas,monospace}
:root[data-theme="light"]{color-scheme:light;--bg:#f5f4ed;--panel:#e8eeec;--ink:#101f27;--muted:#465e68;--ice:#006577;--lime:#536b00;--line:#adbdc0;--map:#627c87}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-padding-top:20px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 var(--sans)}main,.mast{max-width:1760px;margin:auto;padding-inline:clamp(18px,4.5vw,86px)}section,article,aside,div,form{min-width:0}a{color:var(--ice);text-underline-offset:5px}button,input,select{font:inherit;min-height:46px;border:1px solid var(--line);border-radius:2px;background:var(--panel);color:var(--ink);padding:10px 15px;max-width:100%}button{font-size:.8rem;font-weight:650;cursor:pointer}button:hover{border-color:var(--ice)}button:disabled{opacity:.45;cursor:default}.primary{background:var(--ice);color:var(--bg);border-color:var(--ice)}:focus-visible{outline:3px solid var(--lime);outline-offset:4px}input,select{width:100%;min-width:0}label{display:block;font-size:.85rem;margin-bottom:8px}p{margin:0 0 18px}h1,h2,h3{font-weight:620;line-height:1.05;letter-spacing:-.055em;margin:0 0 24px}h1{font-size:clamp(3.2rem,6.5vw,7.6rem)}h2{font-size:clamp(1.8rem,3vw,3rem)}h3{font-size:clamp(1.5rem,2.7vw,2.7rem)}em{font-style:normal;color:var(--ice)}.small{font-size:.76rem;line-height:1.7;color:var(--muted)}.muted{color:var(--muted)}.eyebrow,.rail,.edition,footer{font:10px/1.7 var(--mono);letter-spacing:.12em}.eyebrow{color:var(--ice);margin:0 0 22px}.mast{min-height:90px;display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}.brand{text-decoration:none;font-weight:850;color:var(--ink);letter-spacing:-.045em}.brand span{color:var(--ice)}.brand .brand-dot{color:var(--lime);margin-left:22px}.edition{color:var(--muted)}.skip{position:absolute;left:18px;top:-80px;background:var(--panel);padding:10px;z-index:5}.skip:focus{top:10px}.intro{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:12%;padding:80px 0 70px}.lede{font-size:clamp(1rem,1.5vw,1.3rem);color:var(--muted)}#year-form{max-width:530px;margin-top:32px}.entry{display:grid;grid-template-columns:1fr 1.4fr;gap:10px;margin-bottom:12px}#year{font:1.6rem var(--mono)}.entry button{display:flex;align-items:center;justify-content:space-between;font-size:.95rem}.teaser{padding:40px 0 40px 30px;border-left:1px solid var(--line)}.teaser h2{line-height:1.15}.teaser p{color:var(--muted)}.teaser a{font-size:.8rem}.teaser .small{margin-top:22px}#status{font-size:.8rem;color:var(--ice)}.session-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 0}.session-head p{margin:0}#scene-nav{display:grid;grid-template-columns:repeat(6,1fr);border-block:1px solid var(--line)}#scene-nav button{border:0;border-radius:0;background:none;text-align:left;min-height:60px;color:var(--muted);padding:12px 8px}#scene-nav button span{display:block;font:10px var(--mono);margin-bottom:8px}#scene-nav button[aria-current="step"]{box-shadow:inset 0 2px var(--lime);color:var(--ink)}.observatory{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:7%;padding:44px 0 30px}#scene{min-height:560px;outline-offset:10px}#scene h1{font-size:clamp(2.8rem,4.7vw,5.5rem);max-width:850px}.caption{font-size:clamp(1rem,1.3vw,1.22rem);max-width:700px;color:var(--muted);line-height:1.8}.instrument{padding:3px 0 0 24px;border-left:1px solid var(--line)}.rail{display:flex;justify-content:space-between;align-items:center;gap:12px;color:var(--muted);margin-bottom:8px}#arc,#map svg{display:block;width:100%;height:auto}#arc{margin:6px 0 18px}.arc-grid{fill:none;stroke:var(--line);stroke-width:.7}.arc-line{fill:none;stroke:var(--ice);stroke-width:2}.arc-point{fill:var(--lime)}.arc-text{font:12px var(--mono);fill:var(--ink)}.land{fill:none;stroke:var(--map);stroke-width:.65;vector-effect:non-scaling-stroke}.land.selected{stroke:var(--ice);stroke-width:2}.map-marker{fill:var(--lime);stroke:var(--bg);stroke-width:2}.ocean{fill:var(--panel);stroke:var(--line)}.graticule{stroke:var(--line);stroke-width:.6}.stat{border-block:1px solid var(--line);padding:18px 0;margin:24px 0}.stat strong{display:block;color:var(--ice);font:clamp(1.8rem,3vw,3rem)/1.25 var(--mono);letter-spacing:-.065em;overflow-wrap:anywhere}.stat p{margin:8px 0 0}.stat a,.source{font-size:.74rem;overflow-wrap:anywhere}.moment{border-top:1px solid var(--line);padding:23px 0 8px}.moment h3{margin-bottom:15px}.moment .fact{font-size:1.03rem}.moment .meaning{color:var(--muted);font-size:.9rem}.moment .eyebrow{margin-bottom:10px}.reactions{display:flex;flex-wrap:wrap;gap:7px;margin:18px 0}.reactions button{font-size:.73rem;padding:8px 11px}.reactions button[aria-pressed="true"]{border-color:var(--lime);color:var(--lime)}#country-panel{margin:25px 0}#country-panel select{margin:8px 0;max-width:520px}#memory-summary{font-size:.85rem;color:var(--ice)}.transport{border-block:1px solid var(--line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}.transport-buttons,.export-buttons{display:flex;gap:8px;flex-wrap:wrap}.transport p{margin:0}.transport #position{font:11px var(--mono);color:var(--ice)}.routes{display:flex;flex-direction:column;gap:16px;margin:28px 0}.routes a{width:fit-content;max-width:100%;font-size:1.1rem}#share-panel{margin:40px 0;padding:28px;background:var(--panel);border:1px solid var(--line)}#share-panel h2{margin-top:24px}#poster-preview{max-width:720px;margin:28px 0}#poster-preview svg{display:block;width:100%;height:auto}.export-buttons{margin-bottom:18px}.method{margin:30px 0;max-width:980px}.method summary{min-height:48px;padding:12px 0;cursor:pointer;color:var(--ice)}.method p,.method li{font-size:.82rem;color:var(--muted)}#ledger article{padding:15px 0;border-top:1px solid var(--line)}#ledger h3{font-size:1.1rem;letter-spacing:-.025em;margin-bottom:10px}#ledger pre{white-space:pre-wrap;overflow-wrap:anywhere;font:11px/1.7 var(--mono);color:var(--muted)}footer{padding:28px 0;display:flex;justify-content:space-between;gap:24px;color:var(--muted);border-top:1px solid var(--line)}
@media(min-width:1500px){.intro{min-height:720px}.observatory{gap:9%}.instrument{padding-left:40px}}
@media(max-width:850px){.edition{display:none}.intro{gap:6%;padding-top:48px}.observatory{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:4%}.instrument{padding-left:16px}.instrument .rail{font-size:8px}.rail{letter-spacing:.04em}#scene-nav button{font-size:.7rem}.transport p{width:100%}.teaser{padding-left:20px}}
@media(max-width:600px){.mast{min-height:76px}.intro{grid-template-columns:1fr;padding:42px 0}.teaser{margin-top:22px;padding:24px 0;border-left:0;border-top:1px solid var(--line)}.teaser h2{font-size:2rem}.entry{grid-template-columns:1fr 1.4fr}.entry button{font-size:.8rem;padding-inline:12px}h1{font-size:3.5rem}#scene-nav{grid-template-columns:repeat(3,1fr)}#scene-nav button{min-height:62px}.observatory{display:flex;flex-direction:column;padding-top:30px}#scene{min-height:0}#scene h1{font-size:2.8rem}.instrument{margin-top:24px;padding:24px 0 0;border-left:0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;gap:12px}.instrument .rail{grid-column:1/-1;margin-bottom:0}.instrument #arc{margin:0}.instrument #map{grid-column:1/-1}.instrument #map-note{grid-column:1/-1}.instrument .small{font-size:.7rem}#map svg{max-height:200px}.transport{align-items:flex-start}#share-panel{padding:16px}.brand .brand-dot{display:none}footer{flex-direction:column;gap:10px}.session-head .eyebrow{font-size:9px}.session-head button{flex-shrink:0}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{body{background:white!important;color:black!important}body *{visibility:hidden}#share-panel,#share-panel *{visibility:visible}#share-panel{display:block!important;position:absolute;inset:0;margin:0;padding:15mm;background:white;border:0}#share-panel .rail,#share-panel .export-buttons,#share-panel>h2,#share-panel>.small,#export-status{display:none!important}#poster-preview{max-width:100%;margin:10mm 0}#share-disclosure{color:black} @page{size:A4;margin:0}}

/* Readability pass: source evidence must be as usable as the headline, in both themes. */
.small{font-size:.875rem;line-height:1.75}.eyebrow,.rail,.edition,footer{font-size:12px;line-height:1.7;letter-spacing:.08em}.stat a,.source{font-size:.875rem;line-height:1.6}.arc-text{font-size:14px}#scene-nav button span{font-size:12px}.reactions button{font-size:.8125rem}.method p,.method li{font-size:.9rem}#ledger pre{font-size:12px}.instrument .small{font-size:.8125rem}
@media(max-width:850px){.instrument .rail{font-size:11px}#scene-nav button{font-size:.8125rem}}
@media(max-width:600px){.session-head .eyebrow{font-size:11px}.instrument .small{font-size:.8125rem}.rail{flex-wrap:wrap}.arc-text{font-size:15px}}

/* Independent Connect controls and spoiler-free credits. */
#country-panel label{display:block;margin-top:18px}#country-panel select{width:100%;max-width:100%;min-width:0}#profile-label,#evidence h3,#map-note,#share-disclosure{overflow-wrap:anywhere}#evidence h3{font-size:1.05rem;margin-top:22px}.credits-page{max-width:980px;margin:0 auto;padding:32px 24px}.credits-page h1{margin-top:32px}.credits-page .method{max-width:100%}#event-credits article{padding:20px 0;border-top:1px solid var(--line)}#event-credits h3{font-size:1.2rem}#event-credits a{overflow-wrap:anywhere}

/* Finale only: readable, intrinsically sized, keyboard-accessible in both themes. */
.conclusion{margin-top:28px;overflow-wrap:anywhere}.conclusion h2{font-size:clamp(1.65rem,3vw,2.65rem);line-height:1.18;letter-spacing:-.035em;color:var(--ice)}#conclusion-paragraphs p{max-width:70ch;line-height:1.8;margin-bottom:22px}#conclusion-discovery{display:inline-block;margin-top:8px}#conclusion-why{border-block:1px solid var(--line);margin:24px 0;font-size:.9rem;color:var(--muted)}#conclusion-why summary{cursor:pointer;min-height:48px;padding:12px 0;color:var(--ice)}#conclusion-why ul{padding-left:22px}#conclusion-why li{margin:0 0 14px}#scene-title,#memory-summary{overflow-wrap:anywhere}

/* Engagement: compact hero + instant preview while typing */
.intro{padding:46px 0 40px}
.preview{margin:10px 0 0;padding:12px 14px;border-left:2px solid var(--lime);color:var(--ink);font-size:1rem;line-height:1.6;background:color-mix(in srgb,var(--panel) 70%,transparent)}
.preview b{font-family:var(--mono);color:var(--ice)}
.preview[hidden]{display:none!important}
#status:empty{display:none}
@media(max-width:600px){.intro{padding:28px 0 24px}.entry{grid-template-columns:96px 1fr}#year{font-size:1.35rem;padding-inline:10px}}