.track-page{--t-ink:#171714;--t-muted:#69675f;--t-line:#d9d6cc;--t-paper:#fffefa;--t-soft:#f3f1eb;--t-accent:#6854ff;width:min(1240px,calc(100vw - 3rem));margin-inline:auto;padding:2rem 0 7rem;color:var(--t-ink)}.track-back{display:inline-flex;margin:1rem 0 2rem;color:var(--t-muted);font:650 .64rem/1.3 Archivo,sans-serif;text-decoration:none}.track-back:hover{color:var(--t-accent)}.track-hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(20rem,.55fr);gap:3rem clamp(4rem,10vw,9rem);align-items:end;padding:4rem 0 3rem;border-bottom:1px solid var(--t-line)}.track-hero__title>p,.track-kicker{margin:0;color:var(--t-accent);font:600 .52rem/1.2 IBM Plex Mono,monospace;letter-spacing:.04em;text-transform:uppercase}.track-hero h1{max-width:900px;margin:1.25rem 0 0;font:790 clamp(4rem,8vw,7.4rem)/.88 "Archivo",sans-serif;letter-spacing:-.075em}.track-hero__summary>p{margin:0 0 1.75rem;color:#45433d;font:500 .94rem/1.7 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solid var(--t-line);color:var(--t-ink);font:700 .66rem/1.3 Archivo,sans-serif;text-decoration:none}.track-project-card__link span{color:var(--t-accent)}.track-project-card:hover{border-color:#aaa0ff;box-shadow:0 12px 30px #4d3faa14;transform:translateY(-2px)}.track-empty{padding:5rem 1rem;border:1px dashed var(--t-line);border-radius:1rem;text-align:center}.track-empty[hidden]{display:none}.track-empty>span{color:var(--t-accent);font:600 .55rem/1 IBM Plex Mono,monospace}.track-empty h3{margin:1rem 0 .5rem;font:730 1.6rem/1.1 Archivo,sans-serif}.track-empty p{margin:0;color:var(--t-muted)}.track-empty button{margin-top:1rem;padding:.7rem 1rem;border:0;border-radius:999px;background:var(--t-ink);color:#fff;font-weight:700;cursor:pointer}.track-other{padding:5rem 0 0}.track-other>div{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:1.5rem;overflow:hidden;border:1px solid var(--t-line);border-radius:.9rem;background:var(--t-line)}.track-other a{display:flex;gap:.75rem;padding:1rem;background:#fff;color:var(--t-ink);font:650 .68rem/1.3 Archivo,sans-serif;text-decoration:none}.track-other a span{color:var(--t-accent);font:500 .48rem/1.5 IBM Plex Mono,monospace}.track-other a[aria-current=page]{background:var(--t-ink);color:#fff}.track-other a:hover:not([aria-current=page]){background:#f3f0ff}@media(max-width:980px){.track-project-grid{grid-template-columns:1fr 1fr}.track-relation{grid-template-columns:8rem 1fr}.track-relation small{grid-column:2;padding:1rem 0 0;border-left:0;border-top:1px solid #d9d2ff}}@media(max-width:820px){.track-hero,.track-framework{grid-template-columns:1fr;gap:2.5rem}.track-hero dl{grid-template-columns:1fr 1fr}.track-section-heading{grid-template-columns:1fr;gap:1rem}.track-other>div{grid-template-columns:1fr 1fr}}@media(max-width:620px){.track-page{width:calc(100vw - 1.5rem);padding-top:.5rem}.track-hero{padding:3rem 0}.track-hero h1{font-size:clamp(3.5rem,16vw,5rem)}.track-hero dl{grid-template-columns:1fr}.track-hero dl>div{padding:.8rem 0;border-right:0;border-bottom:1px solid var(--t-line)}.track-hero dd{font-size:1.25rem}.track-framework{padding:4.5rem 0}.track-framework h2{font-size:2.55rem}.track-relation{grid-template-columns:1fr;gap:1rem}.track-relation small{grid-column:1}.track-projects{padding:5rem 0}.track-section-heading h2{font-size:3rem}.track-tools,.track-project-grid{grid-template-columns:1fr}.track-project-card>p{min-height:0}.track-other>div{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){.track-project-card{transition:none}}.track-more{display:flex;justify-content:center;margin-top:2rem}.track-more button{min-height:3rem;padding:.75rem 1.15rem;border:1px solid var(--t-ink);border-radius:999px;background:#fff;color:var(--t-ink);font:700 .67rem/1 Archivo,sans-serif;cursor:pointer}.track-more button span{margin-left:.5rem;color:var(--t-accent)}.track-more button:hover{background:var(--t-ink);color:#fff}.track-more button[hidden]{display:none}.track-view-nav{display:flex;justify-content:flex-end;gap:1.5rem;padding:.8rem 0;border-top:1px solid var(--t-line);font:700 .68rem/1.3 Archivo,sans-serif}.track-view-nav a{position:relative;color:var(--t-muted);text-decoration:none}.track-view-nav a[aria-current=page]{color:var(--t-ink)}.track-view-nav a[aria-current=page]:after{content:"";position:absolute;right:0;bottom:-.86rem;left:0;height:2px;background:var(--t-accent)}.track-hero__summary>div{display:grid;gap:.75rem}.track-hero__summary>div>a{display:flex;justify-content:space-between;padding-bottom:.55rem;border-bottom:1px solid var(--t-ink);color:var(--t-ink);font:700 .68rem/1.3 Archivo,sans-serif;text-decoration:none}.track-hero__summary>div>a span{color:var(--t-accent)}@media(max-width:620px){.track-view-nav{justify-content:flex-start}}.civilization-atlas{--c-ink:#171714;--c-muted:#6a685f;--c-line:#d8d5ca;--c-paper:#fffefa;--c-soft:#f0eee6;--c-accent:#684fff;width:min(1240px,calc(100vw - 3rem));margin-inline:auto;padding:2rem 0 7rem;color:var(--c-ink)}.civilization-atlas__back{display:inline-flex;margin:1rem 0 2rem;color:var(--c-muted);font:650 .64rem/1.3 Archivo,sans-serif;text-decoration:none}.civilization-atlas__back:hover{color:var(--c-accent)}.civilization-atlas__hero{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(19rem,.55fr);gap:3rem clamp(3rem,8vw,8rem);align-items:end;padding:4rem 0 3rem;border-bottom:1px solid var(--c-line)}.civilization-atlas__eyebrow,.civilization-atlas__kicker{margin:0;color:var(--c-accent);font:600 .52rem/1.3 IBM Plex Mono,monospace;letter-spacing:.08em;text-transform:uppercase}.civilization-atlas__hero h1{max-width:920px;margin:1.2rem 0 0;font:790 clamp(3.8rem,7.5vw,7rem)/.91 "Archivo",sans-serif;letter-spacing:-.07em}.civilization-atlas__intro{margin:0;color:#45433d;font:500 .95rem/1.75 Archivo,sans-serif}.civilization-atlas__hero dl{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr 2fr;margin:1rem 0 0;border-top:1px solid var(--c-line)}.civilization-atlas__hero dl>div{display:flex;align-items:end;justify-content:space-between;gap:1rem;padding:1.25rem;border-right:1px solid var(--c-line)}.civilization-atlas__hero dl>div:first-child{padding-left:0}.civilization-atlas__hero dl>div:last-child{border-right:0}.civilization-atlas__hero dt{color:var(--c-muted);font:500 .5rem/1.3 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-atlas__hero dd{margin:0;font:780 clamp(1.2rem,2vw,1.8rem)/1 "Archivo",sans-serif}.civilization-atlas__framework{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(20rem,.75fr);gap:clamp(3rem,8vw,8rem);padding:6rem 0}.civilization-atlas__framework h2{max-width:780px;margin:1.2rem 0 0;font:720 clamp(2.2rem,4vw,4rem)/1.05 "Archivo",sans-serif;letter-spacing:-.045em}.civilization-atlas__notes{display:grid;gap:1rem}.civilization-atlas__notes article{padding:1.25rem;border:1px solid var(--c-line);border-radius:.8rem;background:#fff}.civilization-atlas__notes h3{margin:0 0 .7rem;font:700 .75rem/1.3 Archivo,sans-serif}.civilization-atlas__notes p{margin:0;color:var(--c-muted);font:500 .7rem/1.65 Archivo,sans-serif}.civilization-map{padding:1rem 0 7rem}.civilization-map__heading{display:grid;grid-template-columns:1fr minmax(18rem,.45fr);gap:4rem;align-items:end;margin-bottom:2.5rem}.civilization-map__heading h2{max-width:760px;margin:1rem 0 0;font:760 clamp(3rem,5vw,5rem)/.94 "Archivo",sans-serif;letter-spacing:-.06em}.civilization-map__heading>p{margin:0;color:var(--c-muted);font:500 .76rem/1.7 Archivo,sans-serif}.civilization-map__layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(15rem,.28fr);overflow:hidden;border:1px solid #cfd2c7;border-radius:1.2rem;background:#e7ebe1}.civilization-map__canvas{position:relative;min-width:0;aspect-ratio:2/1;overflow:hidden;background:linear-gradient(180deg,#e8ecff,#f5f1dd)}.civilization-map__canvas svg{position:absolute;inset:0;width:100%;height:100%}.civilization-map__graticule path{fill:none;stroke:#6f756c;stroke-width:.6;stroke-dasharray:2 5;opacity:.28}.civilization-map__land path{fill:#d0d4c8;stroke:#858c80;stroke-width:1.25;vector-effect:non-scaling-stroke}.civilization-map__point{--point:#684fff;position:absolute;z-index:2;left:var(--map-x);top:var(--map-y);width:1rem;height:1rem;padding:0;border:2px solid #fff;border-radius:50%;background:var(--point);box-shadow:0 1px 5px #14141259;transform:translate(-50%,-50%);cursor:pointer}.civilization-map__point span{position:absolute;inset:-.35rem;border:1px solid var(--point);border-radius:50%;opacity:.28;pointer-events:none}.civilization-map__point:hover,.civilization-map__point:focus-visible,.civilization-map__point[aria-current=true]{z-index:3;outline:3px solid #fff;outline-offset:2px;transform:translate(-50%,-50%) scale(1.45)}.civilization-map__point[data-region=tay-a-bac-phi]{--point:#e24d38}.civilization-map__point[data-region=nam-trung-a]{--point:#f28c28}.civilization-map__point[data-region=dong-a]{--point:#cb3d83}.civilization-map__point[data-region=dong-nam-a]{--point:#1e9b77}.civilization-map__point[data-region=dia-trung-hai-chau-au]{--point:#684fff}.civilization-map__point[data-region=chau-phi-ha-sahara]{--point:#b7791f}.civilization-map__point[data-region=bac-my]{--point:#2676c8}.civilization-map__point[data-region=trung-nam-my]{--point:#1592a6}.civilization-map__point[data-region=chau-dai-duong]{--point:#78533e}.civilization-map__point[hidden]{display:none}.civilization-map__key{position:absolute;inset-block:1rem;inset-inline-start:.8rem;display:flex;flex-direction:column;justify-content:space-between;color:#62685e;font:500 .42rem/1 IBM Plex Mono,monospace;pointer-events:none}.civilization-map__selection{display:flex;flex-direction:column;padding:1.5rem;border-left:1px solid #cfd2c7;background:#fff}.civilization-map__selection>p{margin:0;color:var(--c-accent);font:600 .48rem/1.3 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-map__picker{display:grid;gap:.4rem;margin-top:1rem}.civilization-map__picker span{color:var(--c-muted);font:500 .44rem/1.3 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-map__picker select{min-width:0;width:100%;padding:.65rem .7rem;border:1px solid var(--c-line);border-radius:.45rem;background:#fff;color:var(--c-ink);font:600 .62rem/1.3 Archivo,sans-serif}.civilization-map__selection h3{margin:1rem 0;font:720 1.35rem/1.15 Archivo,sans-serif;letter-spacing:-.03em}.civilization-map__selection dl{margin:0;border-top:1px solid var(--c-line)}.civilization-map__selection dl>div{padding:.85rem 0;border-bottom:1px solid var(--c-line)}.civilization-map__selection dt{color:var(--c-muted);font:500 .44rem/1.3 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-map__selection dd{margin:.35rem 0 0;font:650 .68rem/1.4 Archivo,sans-serif}.civilization-map__selection small{margin-top:auto;padding-top:1.5rem;color:var(--c-muted);font:500 .56rem/1.5 Archivo,sans-serif}.civilization-map__selection a{display:flex;justify-content:space-between;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--c-ink);color:var(--c-ink);font:700 .66rem/1.3 Archivo,sans-serif;text-decoration:none}.civilization-map__selection a span{color:var(--c-accent)}.civilization-map__timeline{padding:1.2rem 1.35rem;border:1px solid var(--c-line);border-top:0;border-radius:0 0 1rem 1rem;background:#fff}.civilization-map__timeline-head{display:grid;grid-template-columns:1fr auto auto;gap:1rem;align-items:center}.civilization-map__timeline-head label{font:700 .68rem/1.3 Archivo,sans-serif}.civilization-map__timeline-head output{color:var(--c-accent);font:700 .72rem/1.2 IBM Plex Mono,monospace}.civilization-map__timeline-head button{padding:.5rem .75rem;border:1px solid var(--c-line);border-radius:999px;background:#fff;font:650 .58rem/1 Archivo,sans-serif;cursor:pointer}.civilization-map__timeline input{width:100%;margin:1.5rem 0 .55rem;accent-color:var(--c-accent)}.civilization-map__ticks{display:flex;justify-content:space-between;color:var(--c-muted);font:500 .42rem/1.2 IBM Plex Mono,monospace}.civilization-map__timeline>p{margin:1rem 0 0;color:var(--c-muted);font:500 .52rem/1.3 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-map__legend{display:flex;flex-wrap:wrap;gap:.55rem 1rem;padding-top:1rem}.civilization-map__legend span{display:inline-flex;align-items:center;gap:.4rem;color:var(--c-muted);font:500 .48rem/1.3 IBM Plex Mono,monospace}.civilization-map__legend i{width:.55rem;height:.55rem;border-radius:50%;background:#684fff}.civilization-map__legend [data-region=tay-a-bac-phi] i{background:#e24d38}.civilization-map__legend [data-region=nam-trung-a] i{background:#f28c28}.civilization-map__legend [data-region=dong-a] i{background:#cb3d83}.civilization-map__legend [data-region=dong-nam-a] i{background:#1e9b77}.civilization-map__legend [data-region=chau-phi-ha-sahara] i{background:#b7791f}.civilization-map__legend [data-region=bac-my] i{background:#2676c8}.civilization-map__legend [data-region=trung-nam-my] i{background:#1592a6}.civilization-map__legend [data-region=chau-dai-duong] i{background:#78533e}.civilization-atlas__catalog{padding-top:1rem}.civilization-atlas__tools{display:grid;grid-template-columns:1fr minmax(18rem,.42fr);gap:.75rem;position:sticky;z-index:4;top:.5rem;padding:.6rem;border:1px solid var(--c-line);border-radius:1rem;background:#f5f4f0f2;backdrop-filter:blur(16px)}.civilization-atlas__tools label{display:flex;flex-direction:column;justify-content:center;min-height:4.3rem;padding:.65rem 1rem;border:1px solid var(--c-line);border-radius:.7rem;background:#fff}.civilization-atlas__tools label>span{color:var(--c-muted);font:500 .48rem/1.2 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-atlas__tools :is(input,select){min-width:0;margin-top:.4rem;border:0;outline:0;background:transparent;color:var(--c-ink);font:650 .78rem/1.3 Archivo,sans-serif}.civilization-atlas__tools label:focus-within{border-color:var(--c-accent);box-shadow:0 0 0 3px #684fff1f}.civilization-atlas__result{min-height:4rem;display:flex;align-items:center;justify-content:space-between;color:var(--c-muted);font:500 .55rem/1.2 IBM Plex Mono,monospace;text-transform:uppercase}.civilization-atlas__result button{border:0;background:transparent;color:var(--c-accent);font:inherit;text-decoration:underline;cursor:pointer}.civilization-atlas__grid{display:grid;gap:.75rem}.civilization-card{border:1px solid var(--c-line);border-radius:1rem;background:#fff;overflow:hidden}.civilization-card[hidden]{display:none}.civilization-card summary{position:relative;display:grid;grid-template-columns:9rem minmax(14rem,.55fr) 1fr 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