:root{color-scheme:dark;--bg:#18111c;--panel:#251b2c;--text:#f5f0f7;--muted:#c8bdd0;--line:#57425f;--accent:#cff2e3;--violet:#93529a;--mint:#cff2e3;--serif:Georgia,'Times New Roman',serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:17px/1.7 system-ui,sans-serif}a{color:inherit;text-underline-offset:5px}a:hover{color:#fff}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.skip{position:absolute;left:20px;top:-80px;background:var(--text);color:var(--bg);padding:10px;z-index:10}.skip:focus{top:10px}.wrap{max-width:1220px;margin:auto;padding:0 40px}header{border-bottom:1px solid var(--line)}.header{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:22px;padding-bottom:22px}.brand{text-decoration:none;font-size:18px;letter-spacing:.03em}.brand 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0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:35px}.facts dt{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}.facts dd{margin:7px 0 0;font-size:15px}.reading{max-width:780px;padding-bottom:65px}.reading section{margin:45px 0}.reading h2{font-size:34px}.reading p{color:#d2d4ce}.thought{padding:30px;border-left:2px solid var(--accent);background:var(--panel);margin:45px 0}.thought p:last-child{font:28px/1.4 var(--serif);color:var(--text);margin:0}.sources li{margin:12px 0;font-size:14px}.faq{margin-top:45px}details{border-top:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-size:17px}details p{padding-top:16px;font-size:15px}footer{border-top:1px solid var(--line);padding:45px 0 25px}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin:25px 0}.footer-links a{display:block;font:25px var(--serif);margin-bottom:8px}.footer-links p{font-size:13px;color:var(--muted)}.legal{display:flex;gap:22px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.long-timeline{max-width:880px}.entry{display:grid;grid-template-columns:150px 1fr;gap:30px;padding:35px 0;border-bottom:1px solid var(--line)}.entry .period{font:25px var(--serif);color:var(--muted)}.entry p{color:var(--muted)}.entry.future{border-bottom-style:dashed}@media(max-width:850px){.wrap{padding:0 24px}.header{align-items:start}.hero{grid-template-columns:1fr;padding-top:50px;gap:0;min-height:0}.hero-art{max-width:460px;width:100%;margin:auto}.cards{grid-template-columns:1fr 1fr}.timeline{grid-template-columns:repeat(3,1fr);row-gap:40px}.section-top{display:block}.facts{grid-template-columns:1fr}.section{padding:50px 0}}@media(max-width:560px){.header{display:block}nav{gap:17px;margin-top:18px}.cards,.footer-links{grid-template-columns:1fr}.card{min-height:200px}.timeline{grid-template-columns:1fr 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.brand{display:flex;align-items:center;gap:14px}.emblem{width:54px;height:54px;object-fit:contain}.brand-wordmark{display:block}.brand small{max-width:220px;letter-spacing:.12em}.header{flex-wrap:wrap}.header-tools{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.languages{display:flex;gap:7px}.languages a{font-size:11px;text-decoration:none;padding:4px 7px;border:1px solid transparent}.languages a[aria-current=page]{color:var(--mint);border-color:var(--line)}.hero.immersive{position:relative;display:block;min-height:740px;padding:90px 0 110px;overflow:hidden}.hero-scene{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}.hero.immersive:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(24,17,28,.92) 0%,rgba(24,17,28,.63) 40%,rgba(24,17,28,.06) 100%),linear-gradient(0deg,var(--bg),transparent 25%)}.hero-content{position:relative;z-index:1;width:100%;padding-top:0}.hero-copy{max-width:690px}.hero .lead{color:#efe8f1;max-width:570px}.hero h1{font-size:clamp(58px,7.8vw,104px);max-width:680px;text-shadow:0 3px 25px #18111c}.hero .eyebrow{color:var(--mint)}.hero-caption{position:absolute;bottom:24px;right:40px;left:40px;z-index:1;text-align:right;font-size:11px;color:#dcd3df}.button.primary{background:var(--violet);border-color:var(--violet);color:white}.button.primary:hover{background:#7b3e83}.eyebrow,.station span{color:var(--mint)}.card{padding:0;overflow:hidden}.card-copy{padding:26px;display:flex;flex-direction:column;flex:1}.card img{width:100%;height:145px;object-fit:cover;display:block}.card h3{font-size:25px}.card .more{color:var(--mint)}.editorial-picture{margin:0 0 40px}.editorial-picture img{width:100%;max-height:420px;object-fit:cover;display:block;border:1px solid var(--line)}.editorial-picture figcaption{font-size:12px;color:var(--muted);margin-top:10px}.footer-brand{margin-bottom:30px;max-width:420px}.footer-brand .emblem{width:66px;height:66px}.footer-links a{font-family:system-ui,sans-serif;font-size:21px;color:var(--mint)}.topic-group{margin:45px 0}.index-intro{max-width:780px;margin-bottom:40px}.entry h2{font-size:34px}.entry .period{font-size:22px}.entry .eyebrow{font-size:10px}.section{background:linear-gradient(180deg,rgba(147,82,154,.025),transparent)}.info-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;padding:35px 0}.info-strip p{font-size:14px;color:var(--muted)}.info-strip strong{font-weight:500;color:var(--mint)}.badge{display:inline-block;padding:7px 12px;border:1px solid var(--line);font-size:11px;letter-spacing:.1em;color:var(--mint)}.related-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.related-grid a{padding:15px;border:1px solid var(--line);font-size:14px;text-decoration:none}@media(max-width:700px){.hero.immersive{min-height:690px;padding:65px 0 90px}.hero.immersive:after{background:linear-gradient(90deg,rgba(24,17,28,.91),rgba(24,17,28,.35)),linear-gradient(0deg,var(--bg),transparent 35%)}.hero-scene{object-position:40% center}.hero-caption{left:24px;right:24px;text-align:left}.header-tools{gap:15px}.info-strip{grid-template-columns:1fr;gap:12px}.related-grid{grid-template-columns:1fr}.entry h2{font-size:29px}}
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.chapter-toc{margin:1.5rem 0 2rem;padding:1.2rem;border:1px solid var(--line);border-radius:12px}.chapter-toc ol{margin:.7rem 0 0;padding-left:1.4rem}.chapter-toc li{margin:.4rem 0}.section-meta{display:flex;gap:.6rem;flex-wrap:wrap;font-size:.78rem;letter-spacing:.04em;margin-bottom:.6rem;color:var(--mint)}.section-citations{font-size:.85rem;margin-top:.6rem}.section-citations a{padding:.15rem .3rem}.reading section[id],.sources li[id]{scroll-margin-top:7rem}.journey-links{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:2rem 0}.journey-links a{display:block;padding:1rem;border:1px solid var(--line);border-radius:12px}.journey-links small{display:block;margin-bottom:.4rem}.sources li{overflow-wrap:anywhere}.source-status{font-size:.85rem}

:root{color-scheme:light;--bg:#fbf9fc;--panel:#f2edf4;--text:#33283b;--muted:#66576f;--line:#dacddb;--accent:#93529a;--violet:#93529a;--mint:#cff2e3}
body{background:var(--bg);color:var(--text)}
a:hover{color:#713c78}
a:focus-visible,summary:focus-visible{outline-color:var(--violet)}
header{background:#ffffff}
.lead,.reading p{color:var(--text)}
.hero.immersive:after{background:linear-gradient(90deg,rgba(251,249,252,.97) 0%,rgba(251,249,252,.87) 40%,rgba(251,249,252,.12) 100%),linear-gradient(0deg,var(--bg),transparent 25%)}
.hero .lead{color:var(--text)}
.hero h1{text-shadow:0 2px 22px rgba(255,255,255,.8)}
.hero .eyebrow,.eyebrow,.station span,.card .more,.info-strip strong,.badge,.section-meta{color:#794080}
.hero-caption{color:var(--muted);background:rgba(251,249,252,.94);padding:6px 10px;border-radius:5px;width:fit-content;max-width:calc(100% - 80px);left:auto}
.button{background:#ffffff;border-color:var(--violet);color:#794080}
.button:hover{background:#f2edf4;color:#713c78}
.button.primary{background:var(--violet);border-color:var(--violet);color:#ffffff}
.button.primary:hover{background:#7b3e83;color:#ffffff}
.languages a[aria-current=page]{background:var(--mint);border-color:#abcdbc;color:#334d42}
.card{background:#ffffff;box-shadow:0 4px 16px rgba(72,42,80,.035)}
.card:hover{border-color:var(--violet);color:var(--text)}
.insight,.thought{background:var(--mint);border-left-color:var(--violet)}
.insight h3{color:var(--text)}
.insight p,.thought p,.thought .eyebrow{color:#3d554a}
.section{background:linear-gradient(180deg,rgba(207,242,227,.28),transparent 65%)}
.chapter-toc{background:#ffffff}
.section-citations a,.sources a{color:#794080}
.source-status{color:var(--muted)}
.journey-links a{background:#ffffff;text-decoration:none}
.journey-links small{color:#794080}
.badge{background:var(--mint);border-color:#abcdbc}
footer{background:#f0f7f3}
.footer-links a{color:#794080}
@media(max-width:700px){.hero.immersive{padding-bottom:30px}.hero.immersive:after{background:linear-gradient(90deg,rgba(251,249,252,.98),rgba(251,249,252,.88)),linear-gradient(0deg,var(--bg),transparent 35%)}.hero-caption{position:relative;bottom:auto;left:auto;right:auto;margin:32px 24px 0;max-width:calc(100% - 48px);width:auto}}

/* Keep topic objects visible in every editorial image and thumbnail. */
.card img,.period img{height:auto;aspect-ratio:16/9;object-fit:contain}.editorial-picture img{height:auto;max-height:none;aspect-ratio:16/9;object-fit:contain}